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emacs/elpa/helm-20240728.459/helm-files.el

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;;; helm-files.el --- helm file browser and related. -*- lexical-binding: t -*-
;; Copyright (C) 2012 ~ 2023 Thierry Volpiatto
;; This program is free software; you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
;; the Free Software Foundation, either version 3 of the License, or
;; (at your option) any later version.
;; This program is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;; GNU General Public License for more details.
;; You should have received a copy of the GNU General Public License
;; along with this program. If not, see <http://www.gnu.org/licenses/>.
;;; Code:
(require 'cl-lib)
(require 'helm)
(require 'helm-types)
(require 'helm-utils)
(require 'helm-grep)
(require 'helm-help)
(require 'helm-locate)
(require 'helm-tags)
(require 'helm-buffers)
(require 'tramp)
(eval-when-compile
(require 'thingatpt)
(require 'ffap)
(require 'dired-aux)
(require 'dired-x))
(require 'filenotify)
(require 'image-mode)
(require 'image-dired)
(declare-function find-library-name "find-func.el" (library))
(declare-function w32-shell-execute "ext:w32fns.c" (operation document &optional parameters show-flag))
(declare-function gnus-dired-attach "ext:gnus-dired.el" (files-to-attach))
(declare-function eshell-read-aliases-list "em-alias")
(declare-function eshell-send-input "esh-mode" (&optional use-region queue-p no-newline))
(declare-function eshell-kill-input "esh-mode")
(declare-function eshell-bol "esh-mode")
(declare-function eshell-reset "esh-mode.el")
(declare-function eshell/cd "em-dirs.el")
(declare-function eshell-next-prompt "em-prompt.el")
(declare-function eshell-resume-eval "esh-cmd")
(declare-function helm-ls-git "ext:helm-ls-git")
(declare-function helm-hg-find-files-in-project "ext:helm-ls-hg")
(declare-function helm-gid "helm-id-utils.el")
(declare-function helm-find-1 "helm-find")
(declare-function helm-fd-1 "helm-fd")
(declare-function helm-get-default-program-for-file "helm-external")
(declare-function helm-open-file-externally "helm-external")
(declare-function helm-comp-read "helm-mode")
(declare-function helm-read-file-name "helm-mode")
(declare-function term-line-mode "term")
(declare-function term-char-mode "term")
(declare-function term-send-input "term")
(declare-function term-next-prompt "term")
(declare-function term-process-mark "term")
(declare-function bookmark-prop-get "bookmark")
(declare-function comint-next-prompt "comint")
(declare-function comint-delete-input "comint")
(declare-function comint-send-input "comint")
(declare-function comint-goto-process-mark "comint")
(declare-function tramp-dissect-file-name "tramp")
(declare-function tramp-get-completion-function "tramp")
(declare-function seconds-to-time "time-date")
(declare-function ffap-fixup-url "ffap")
(declare-function ffap-url-at-point "ffap")
(declare-function ffap-file-at-point "ffap")
(declare-function dired-create-files "dired-aux")
(declare-function dired-goto-file "dired")
(declare-function dired-move-to-filename "dired")
(declare-function dired-move-to-end-of-filename "dired")
(declare-function dired-get-filename "dired")
(declare-function dired-get-marked-files "dired")
(declare-function tramp-list-connections "tramp-cache")
(declare-function tramp-get-connection-process "tramp")
(declare-function tramp-buffer-name "tramp")
(declare-function tramp-make-tramp-file-name "tramp")
(declare-function tramp-cleanup-connection "tramp-cmds")
(declare-function dired-async-processes "ext:dired-async.el")
(declare-function dired-async-mode-line-message "ext:dired-async.el")
(declare-function dired-async--modeline-mode "ext:dired-async.el")
(declare-function all-the-icons-icon-for-file "ext:all-the-icons.el")
(declare-function all-the-icons-octicon "ext:all-the-icons.el")
(declare-function all-the-icons-match-to-alist "ext:all-the-icons.el")
(declare-function all-the-icons-material "ext:all-the-icons.el")
(declare-function helm-adaptive-sort "ext:helm-adaptive.el")
(declare-function wfnames-setup-buffer "ext:wfnames.el")
(declare-function svg-lib-progress-bar "ext:svg-lib")
(declare-function svg-lib-tag "ext:svg-lib")
(defvar all-the-icons-dir-icon-alist)
(defvar term-char-mode-point-at-process-mark)
(defvar term-char-mode-buffer-read-only)
(defvar recentf-list)
(defvar helm-mm-matching-method)
(defvar dired-async-mode)
(defvar org-directory)
(defvar eshell-current-command)
(defvar eshell-debug-command)
(defvar eshell-current-command)
(defvar tramp-archive-enabled)
(defvar tramp-tolerate-tilde)
(defvar password-cache)
(defvar helm-fd-executable)
(defvar wfnames-buffer)
(defvar Info-current-file)
;;; Internal vars
;;
(defvar helm-ff-last-expanded-candidate-regexp "^[[:multibyte:] \t]*%s"
"Regexp that retrieve previous candidate when going up one level.
The default value matching a multibyte char at bol allows
prefixing candidate with an icon. The format part will be
replaced by the display part of the candidate regexp quoted.
This should be used for all preselection code for helm-find-files
to handle icons.")
(defvar helm-find-files-doc-header " (\\<helm-find-files-map>\\[helm-find-files-up-one-level]: Go up one level)"
"*The doc that is inserted in the Name header of a find-files or dired source.")
(defvar helm-ff-auto-update-flag nil
"Internal, flag to turn on/off auto-update in `helm-find-files'.
Don't set it directly, use instead `helm-ff-auto-update-initial-value'.")
(defvar helm-ff-last-expanded nil
"Store last expanded directory or file.")
(defvar helm-ff-default-directory nil)
(defvar helm-ff-history nil)
(defvar helm-ff-url-regexp
"\\`\\(news\\(post\\)?:\\|nntp:\\|mailto:\\|file:\\|\\(ftp\\|https?\\|telnet\\|gopher\\|www\\|wais\\):/?/?\\).*"
"Same as `ffap-url-regexp' but match earlier possible url.")
;; helm-tramp-file-name-regexp is based on old version of
;; tramp-file-name-regexp i.e. "\\`/\\([^[/:]+\\|[^/]+]\\):" but it
;; seems it is wrong and a simpler regexp is enough, let's try it and
;; watch out!
(defvar helm-tramp-file-name-regexp "\\`/\\([^/:|]+\\):")
(defvar helm-ff-tramp-method-regexp "[/|]:\\([^:]*\\)")
(defvar helm-ff--auto-update-state nil)
(defvar helm-ff--deleting-char-backward nil)
(defvar helm-multi-files--toggle-locate nil)
(defvar helm-ff--move-to-first-real-candidate t)
(defvar helm-find-files--toggle-bookmark nil)
(defvar helm-ff--tramp-methods nil)
(defvar helm-ff--directory-files-length (make-hash-table :test 'equal)
"Used to count number of candidates in directory.
candidate-number-limit is set to this value if this value is bigger
than `helm-candidate-number-limit'.")
(defvar helm-ff--list-directory-cache (make-hash-table :test 'equal)
"Cache for `helm-find-files' candidates.")
(defvar helm-ff--file-notify-watchers (make-hash-table :test 'equal)
"File-notify watchers for `helm-find-files' are stored here.")
(defvar helm-ff-history-buffer-name "*helm-find-files history*")
(defvar helm-rsync-command-history nil)
(defvar helm-rsync--last-progress-bar-alist nil
"Used to store last valid rsync progress bar.")
(defvar helm-rsync-process-buffer "*helm-rsync*")
(defvar helm-rsync-progress-str-alist nil)
(defvar helm-ff--trash-directory-regexp "\\.?Trash[/0-9]+files/?\\'")
(defvar helm-ff--show-directories-only nil)
(defvar helm-ff--show-files-only nil)
(defvar helm-ff--trashed-files nil
"[INTERNAL] Files already trashed are stored here during file deletion.
This is used only as a let binding.")
(defvar helm-ff--show-thumbnails nil)
(defvar helm-ff--thumbnailed-directories nil)
(defvar helm-source-find-files nil
"The main source to browse files.
Should not be used among other sources.")
(defvar helm-ff-icon-mode nil)
;;; Helm-find-files - The helm file browser.
;;
;; Keymaps
(defvar helm-find-files-map
(let ((map (make-sparse-keymap)))
(set-keymap-parent map helm-map)
(define-key map (kbd "RET") 'helm-ff-RET)
(define-key map (kbd "C-]") 'helm-ff-run-toggle-basename)
(define-key map (kbd "C-x C-f") 'helm-ff-run-locate)
(define-key map (kbd "C-x C-d") 'helm-ff-run-browse-project)
(define-key map (kbd "C-x r m") 'helm-ff-bookmark-set)
(define-key map (kbd "C-x r b") 'helm-find-files-switch-to-bookmark)
(define-key map (kbd "C-x C-q") 'helm-ff-run-edit-marked-files)
(define-key map (kbd "C-s") 'helm-ff-run-grep)
(define-key map (kbd "M-g s") 'helm-ff-run-grep)
(define-key map (kbd "M-g p") 'helm-ff-run-pdfgrep)
(define-key map (kbd "M-g z") 'helm-ff-run-zgrep)
(define-key map (kbd "M-g a") 'helm-ff-run-grep-ag)
(define-key map (kbd "M-g g") 'helm-ff-run-git-grep)
(define-key map (kbd "M-g i") 'helm-ff-run-gid)
(define-key map (kbd "M-.") 'helm-ff-run-etags)
(define-key map (kbd "M-R") 'helm-ff-run-rename-file)
(define-key map (kbd "M-C") 'helm-ff-run-copy-file)
(define-key map (kbd "M-k") 'helm-ff-run-kill-default-directory)
(when (executable-find "rsync")
(define-key map (kbd "M-V") 'helm-ff-run-rsync-file))
(define-key map (kbd "C-M-SPC") 'helm-ff-mark-similar-files)
(define-key map (kbd "C-c C-SPC") 'helm-ff-mark-similar-files)
(define-key map (kbd "C-M-c") 'helm-ff-run-mcp)
(define-key map (kbd "M-B") 'helm-ff-run-byte-compile-file)
(define-key map (kbd "M-L") 'helm-ff-run-load-file)
(define-key map (kbd "M-S") 'helm-ff-run-symlink-file)
(define-key map (kbd "M-Y") 'helm-ff-run-relsymlink-file)
(define-key map (kbd "M-H") 'helm-ff-run-hardlink-file)
(define-key map (kbd "M-D") 'helm-ff-run-delete-file)
(define-key map (kbd "M-K") 'helm-ff-run-kill-buffer-persistent)
(define-key map (kbd "M-T") 'helm-ff-run-touch-files)
(define-key map (kbd "M-M") 'helm-ff-run-chmod)
(define-key map (kbd "C-c z") 'helm-ff-persistent-compress)
(define-key map (kbd "M-Z") 'helm-ff-run-compress-marked-files)
(define-key map (kbd "M-c") 'helm-ff-run-compress-to)
(define-key map (kbd "C-c d") 'helm-ff-persistent-delete)
(define-key map (kbd "M-e") 'helm-ff-run-switch-to-shell)
(define-key map (kbd "C-c i") 'helm-ff-run-complete-fn-at-point)
(define-key map (kbd "C-c o") 'helm-ff-run-switch-other-window)
(define-key map (kbd "C-c C-o") 'helm-ff-run-switch-other-frame)
(define-key map (kbd "C-c C-x") 'helm-ff-run-open-file-externally)
(define-key map (kbd "C-c C-v") 'helm-ff-run-preview-file-externally)
(define-key map (kbd "C-c X") 'helm-ff-run-open-file-with-default-tool)
(define-key map (kbd "C-c t") 'helm-ff-toggle-thumbnails)
(define-key map (kbd "M-!") 'helm-ff-run-eshell-command-on-file)
(define-key map (kbd "M-@") 'helm-ff-run-query-replace-fnames-on-marked)
(define-key map (kbd "M-%") 'helm-ff-run-query-replace)
(define-key map (kbd "C-M-%") 'helm-ff-run-query-replace-regexp)
(define-key map (kbd "C-c =") 'helm-ff-run-ediff-file)
(define-key map (kbd "M-=") 'helm-ff-run-ediff-merge-file)
(define-key map (kbd "M-p") 'helm-find-files-history)
(define-key map (kbd "C-c h") 'helm-ff-file-name-history)
(define-key map (kbd "M-i") 'helm-ff-properties-persistent)
(define-key map (kbd "C-}") 'helm-narrow-window)
(define-key map (kbd "C-{") 'helm-enlarge-window)
(define-key map (kbd "C-<backspace>") 'helm-ff-run-toggle-auto-update)
(define-key map (kbd "C-c <DEL>") 'helm-ff-run-toggle-auto-update)
(define-key map (kbd "C-c C-a") 'helm-ff-run-mail-attach-files)
(define-key map (kbd "C-c p") 'helm-ff-run-print-file)
(define-key map (kbd "C-c /") 'helm-ff-run-find-sh-command)
(define-key map (kbd "C-/") 'helm-ff-run-fd)
;; Next 2 have no effect if candidate is not an image file.
(define-key map (kbd "M-l") 'helm-ff-rotate-left-persistent)
(define-key map (kbd "M-r") 'helm-ff-rotate-right-persistent)
(define-key map (kbd "M-+") 'helm-ff-increase-image-size-persistent)
(define-key map (kbd "M--") 'helm-ff-decrease-image-size-persistent)
(define-key map (kbd "C-l") 'helm-find-files-up-one-level)
(define-key map (kbd "C-:") 'helm-ff-complete-tramp-methods)
(define-key map (kbd "C-_") 'helm-ff-undo)
(define-key map (kbd "C-r") 'helm-find-files-down-last-level)
(define-key map (kbd "C-c r") 'helm-ff-run-find-file-as-root)
(define-key map (kbd "C-x C-v") 'helm-ff-run-find-alternate-file)
(define-key map (kbd "C-c @") 'helm-ff-run-insert-org-link)
(define-key map (kbd "S-<f1>") 'helm-ff-sort-alpha)
(define-key map (kbd "S-<f2>") 'helm-ff-sort-by-newest)
(define-key map (kbd "S-<f3>") 'helm-ff-sort-by-size)
(define-key map (kbd "S-<f4>") 'helm-ff-toggle-dirs-only)
(define-key map (kbd "S-<f5>") 'helm-ff-toggle-files-only)
(define-key map (kbd "S-<f6>") 'helm-ff-sort-by-ext)
(helm-define-key-with-subkeys map (kbd "DEL") ?\d 'helm-ff-delete-char-backward
'((C-backspace . helm-ff-run-toggle-auto-update)
([C-c DEL] . helm-ff-run-toggle-auto-update))
nil 'helm-ff-delete-char-backward--exit-fn)
(when (fboundp 'tab-bar-mode)
(define-key map (kbd "C-c C-t") 'helm-ff-find-file-other-tab))
map)
"Keymap for `helm-find-files'.")
(defvar helm-find-files-dummy-map
(let ((map (make-sparse-keymap)))
(set-keymap-parent map helm-map)
(define-key map (kbd "M-T") 'helm-ff-run-touch-files)
(define-key map (kbd "C-c r") 'helm-ff-run-find-file-as-root)
(define-key map (kbd "C-l") 'helm-find-files-up-one-level)
(define-key map (kbd "C-_") 'helm-ff-undo)
(define-key map (kbd "C-r") 'helm-find-files-down-last-level)
(define-key map (kbd "C-<backspace>") 'helm-ff-run-toggle-auto-update)
(define-key map (kbd "C-c <DEL>") 'helm-ff-run-toggle-auto-update)
(helm-define-key-with-subkeys map (kbd "DEL") ?\d 'helm-ff-delete-char-backward
'((C-backspace . helm-ff-run-toggle-auto-update)
([C-c DEL] . helm-ff-run-toggle-auto-update))
nil 'helm-ff-delete-char-backward--exit-fn)
map)
"The map used for `helm-find-files-dummy-source'.
It is the source handling new file or directory in `helm-find-files'.")
(defvar helm-read-file-map
(let ((map (make-sparse-keymap)))
(set-keymap-parent map helm-map)
(define-key map (kbd "<C-return>") 'helm-cr-empty-string)
(define-key map (kbd "M-RET") 'helm-cr-empty-string)
(define-key map (kbd "C-]") 'helm-ff-run-toggle-basename)
(define-key map (kbd "C-.") 'helm-find-files-up-one-level)
(define-key map (kbd "C-l") 'helm-find-files-up-one-level)
(define-key map (kbd "C-:") 'helm-ff-complete-tramp-methods)
(define-key map (kbd "C-_") 'helm-ff-undo)
(define-key map (kbd "C-r") 'helm-find-files-down-last-level)
(define-key map (kbd "C-c h") 'helm-ff-file-name-history)
(define-key map (kbd "C-<backspace>") 'helm-ff-run-toggle-auto-update)
(define-key map (kbd "C-c <DEL>") 'helm-ff-run-toggle-auto-update)
(define-key map (kbd "C-c t") 'helm-ff-toggle-thumbnails)
(define-key map (kbd "S-<f1>") 'helm-ff-sort-alpha)
(define-key map (kbd "S-<f2>") 'helm-ff-sort-by-newest)
(define-key map (kbd "S-<f3>") 'helm-ff-sort-by-size)
(define-key map (kbd "S-<f6>") 'helm-ff-sort-by-ext)
(define-key map (kbd "RET") 'helm-ff-RET)
(helm-define-key-with-subkeys map (kbd "DEL") ?\d 'helm-ff-delete-char-backward
'((C-backspace . helm-ff-run-toggle-auto-update)
([C-c DEL] . helm-ff-run-toggle-auto-update))
nil 'helm-ff-delete-char-backward--exit-fn)
map)
"Keymap for `helm-read-file-name'.")
;;; User variables
;;
(defgroup helm-files nil
"Files applications and libraries for Helm."
:group 'helm)
(defcustom helm-tramp-verbose 0
"Just like `tramp-verbose' but specific to Helm.
When set to 0 don't show tramp messages in Helm.
If you want to have the default tramp messages set it to 3."
:type 'integer)
(defcustom helm-ff-auto-update-initial-value nil
"Auto update when only one candidate directory is matched.
Default value when starting `helm-find-files' is nil to not
confuse new users.
For a better experience with `helm-find-files' set this to
non-nil and use C-<backspace> to toggle it."
:type 'boolean)
(defcustom helm-ff-history-max-length 100
"Number of elements shown in `helm-find-files' history."
:type 'integer)
(defcustom helm-ff-fuzzy-matching t
"Enable fuzzy matching for `helm-find-files' when non--nil.
See `helm-ff--transform-pattern-for-completion' for more info."
:type 'boolean)
(defcustom helm-ff-exif-data-program "exiftran"
"Program used to extract exif data of an image file."
:type 'string)
(defcustom helm-ff-exif-data-program-args "-d"
"Arguments used for `helm-ff-exif-data-program'."
:type 'string)
(defcustom helm-ff-newfile-prompt-p t
"Whether Prompt or not when creating new file.
This set `ffap-newfile-prompt'."
:type 'boolean)
(defcustom helm-ff-avfs-directory "~/.avfs"
"The default avfs directory, usually \\='~/.avfs'.
When this is set you will be able to expand archive filenames
with `C-j' inside an avfs directory mounted with mountavfs.
See <http://sourceforge.net/projects/avf/>."
:type 'string)
(defcustom helm-ff-file-compressed-list '("gz" "bz2" "zip" "7z")
"Minimal list of compressed files extension."
:type '(repeat (choice string)))
(defcustom helm-ff-printer-list nil
"A list of available printers on your system.
When non-nil let you choose a printer to print file.
Otherwise when nil the variable `printer-name' will be used.
On Unix based systems (lpstat command needed) you don't need to
set this, `helm-ff-find-printers' will find a list of available
printers for you."
:type '(repeat (choice string)))
(defcustom helm-ff-transformer-show-only-basename t
"Show only basename of candidates in `helm-find-files'.
This can be toggled at anytime from `helm-find-files' with \
\\<helm-find-files-map>\\[helm-ff-run-toggle-basename]."
:type 'boolean)
(defcustom helm-ff-signal-error-on-dot-files t
"Signal error when file is `.' or `..' on file deletion when non-nil.
Default is non-nil.
WARNING: Setting this to nil is unsafe and can cause deletion of
a whole tree."
:type 'boolean)
(defcustom helm-ff-search-library-in-sexp nil
"Search for library in `require' and `declare-function' sexp."
:type 'boolean)
(defcustom helm-tooltip-hide-delay 25
"Hide tooltips automatically after this many seconds."
:type 'integer)
(defcustom helm-ff-file-name-history-use-recentf nil
"Use `recentf-list' instead of `file-name-history' in `helm-find-files'."
:type 'boolean)
(defcustom helm-ff-skip-boring-files nil
"Non-nil to skip boring files.
I.e. the files matching regexps in `helm-boring-file-regexp-list'.
This takes effect in `helm-find-files' and file completion used by
`helm-mode' i.e. `helm-read-file-name'.
Note that when non-nil this will slow down slightly `helm-find-files'."
:type 'boolean)
(defcustom helm-ff-skip-git-ignored-files nil
"Non-nil to skip git ignored files.
This take effect only in `helm-find-files'.
Check is not done on remote files.
Note that when non-nil this will slow down slightly
`helm-find-files'."
:type 'boolean)
(defcustom helm-ff-candidate-number-limit 5000
"The `helm-candidate-number-limit' for `helm-find-files' and friends.
Note that when going one level up with
`\\<helm-find-files-map>\\[helm-find-files-up-one-level]' the
length of directory will be used instead if it is higher than
this value. This is to avoid failing to preselect the previous
directory/file if this one is situated lower than
`helm-ff-candidate-number-limit' num candidate."
:type 'integer)
(defcustom helm-ff-preselect-ignore-large-dirs nil
"Preselect directory belonging to current-buffer even if large."
:type 'boolean)
(defcustom helm-ff-up-one-level-preselect t
"Always preselect previous directory when going one level up.
When non-nil `candidate-number-limit' source value is modified
dynamically when going one level up if the position of previous
candidate in its directory is > to
`helm-ff-candidate-number-limit'.
It can be helpful to disable this and reduce
`helm-ff-candidate-number-limit' if you often navigate across
very large directories."
:type 'boolean)
(defcustom helm-files-save-history-extra-sources
'("Find" "Fd" "Locate" "Recentf"
"Files from Current Directory" "File Cache" "Etags")
"Extras source that save candidate to `file-name-history'."
:type '(repeat (choice string)))
(defcustom helm-find-files-before-init-hook nil
"Hook that run before initialization of `helm-find-files'."
:type 'hook)
(defcustom helm-find-files-after-init-hook nil
"Hook that run after initialization of `helm-find-files'."
:type 'hook)
(defcustom helm-find-files-bookmark-prefix nil
"bookmark name prefix of `helm-find-files' sessions."
:type 'string)
(defcustom helm-ff-guess-ffap-filenames nil
"Use ffap to guess local filenames at point in `helm-find-files'.
This doesn't disable url or mail at point, see
`helm-ff-guess-ffap-urls' for this."
:type 'boolean)
(defcustom helm-ff-guess-ffap-urls t
"Use ffap to guess local urls at point in `helm-find-files'.
This doesn't disable guessing filenames at point, see
`helm-ff-guess-ffap-filenames' for this.
See also `ffap-url-unwrap-remote' that may override this
variable."
:type 'boolean)
(defcustom helm-ff-no-preselect nil
"When non-nil `helm-find-files' starts at root of current directory."
:type 'boolean)
(defcustom helm-ff-allow-non-existing-file-at-point nil
"Use non existing file-at-point as initial input in `helm-find-files'."
:type 'boolean)
(defcustom helm-find-files-ignore-thing-at-point nil
"Use only `default-directory' as default input in `helm-find-files'.
I.e. text under cursor in `current-buffer' is ignored.
Note that when non-nil you will be unable to complete filename at
point in `current-buffer'."
:type 'boolean)
(defcustom helm-substitute-in-filename-stay-on-remote nil
"Don't switch back to local filesystem when expanding pattern with / or ~/."
:type 'boolean)
(defcustom helm-ff-goto-first-real-dired-exceptions '(dired-goto-file)
"Dired commands that are allowed moving to first real candidate."
:type '(repeat (choice symbol)))
(defcustom helm-mounted-network-directories nil
"A list of directories used for mounting remotes filesystem.
When nil `helm-file-on-mounted-network-p' always return nil
otherwise check if a file is in one of these directories.
Remote filesystem are generally mounted with sshfs."
:type '(repeat string))
(defcustom helm-browse-project-default-find-files-fn
(cond ((or (executable-find "fd")
(executable-find "fdfind"))
#'helm-browse-project-fd-find-files)
((executable-find "rg")
#'helm-browse-project-rg-find-files)
((executable-find "ag")
#'helm-browse-project-ag-find-files)
(t #'helm-browse-project-walk-directory))
"The default function to retrieve files in a non-vc directory.
A function that takes a directory name as only arg."
:type 'function)
(defcustom helm-ff-kill-or-find-buffer-fname-fn
#'helm-ff-kill-or-find-buffer-fname
"Default function used to expand non-directory filenames in `helm-find-files'.
This variable will take effect only in `helm-find-files'. It
affects the behavior of persistent-action on filenames and
non-existing filenames.
The default is to expand filename on first hit on
\\<helm-map>\\[helm-execute-persistent-action], pop buffer in
other window on second hit and finally kill this buffer on third
hit. This is very handy to create several new buffers, or when
navigating, show quickly the buffer of file to see its contents
briefly before killing it and continue navigating.
However some users may not want this, so to disable this behaviour
just set this to `ignore' function.
Of course you can also write your own function to do something
else."
:type 'function)
(defcustom helm-modes-using-escaped-strings
'(eshell-mode shell-mode term-mode)
"Modes that requires string's insertion to be escaped."
:type '(repeat symbol))
(defcustom helm-ff-allow-recursive-deletes nil
"When \\='always don't prompt for recursive deletion of directories.
When nil, will ask for recursive deletion.
Note that when deleting multiple directories you can answer !
when prompted to avoid being asked for next directories, so it
is probably better to not modify this variable."
:type '(choice
(const :tag "Delete non-empty directories" t)
(const :tag "Confirm for each directory" nil)))
(defcustom helm-ff-delete-files-function #'helm-delete-marked-files
"The function to use by default to delete files.
Default is to delete files synchronously, other choice is to
delete files asynchronously.
BE AWARE that when deleting async you will not be warned about
recursive deletion of directories, IOW non-empty directories will
be deleted with no warnings in background!!!
It is the function that will be used when using
`\\<helm-find-files-map>\\[helm-ff-run-delete-file]' from
`helm-find-files'."
:type '(choice (function :tag "Delete files synchronously."
helm-delete-marked-files)
(function :tag "Delete files asynchronously."
helm-delete-marked-files-async)))
(defcustom helm-trash-remote-files nil
"Allow trashing remote files when non-nil.
Trashing remote files with tramp doesn't work out of the box
unless the \\='trash-cli' package is installed. This is why trashing
remote files from Helm is disabled by default.
Tramp is using external \\='trash' command in its `delete-file' and
`delete-directory' handlers when using
`delete-by-moving-to-trash', which is documented nowhere in
Emacs.
If you want to enable this you will have to install the \\='trash'
command on remote (and/or locally if you want to trash as root).
On Ubuntu-based distributions it is \\='trash-cli'."
:type 'boolean)
(defvaralias 'helm-list-directory-function 'helm-list-remote-directory-fn)
(make-obsolete-variable 'helm-list-directory-function 'helm-list-remote-directory-fn "4.0")
(defcustom helm-list-remote-directory-fn
(cl-case system-type
(gnu/linux #'helm-list-dir-external)
(berkeley-unix #'helm-list-dir-lisp)
(windows-nt #'helm-list-dir-lisp)
(t #'helm-list-dir-lisp))
"The function used in `helm-find-files' to list remote directories.
Currently Helm provides two functions to do this:
`helm-list-dir-lisp' and `helm-list-dir-external'.
Using `helm-list-dir-external' will provide a similar display to
what is provided with local files i.e. colorized symlinks,
executables files etc., whereas using `helm-list-dir-lisp' will
allow colorizing only directories but it is more portable.
NOTE: `helm-list-dir-external' needs ls and awk as dependencies.
Also the ls version installed on the remote side should support
the same arguments as the GNU/ls version, which are -A -1 -F -b
and -Q. So even if you are using a GNU/ls version locally and you
want to connect e.g. on a Freebsd server, you may have failures
due to the incompatible ls version installed on remote server. In
such case use `helm-list-dir-lisp' which works everywhere but is
slower and less featured (only directories colorized)."
:type 'function)
(defcustom helm-ff-initial-sort-method nil
"Sort method to use when initially listing a directory.
It is better to keep this nil globally and turn it on only when needed
otherwise it may be slightly slower specially with `ext' method which
BTW is not provided on remote files (helm will fallback on nil in such
case).
Note that this have no effect as soon as you start narrowing directory
i.e. filtering filenames inside directory."
:type '(choice
(const :tag "alphabetically" nil)
(const :tag "newest" newest)
(const :tag "size" size)
(const :tag "extensions" ext)))
(defcustom helm-ff-rotate-image-program "exiftran"
"External program used to rotate images.
When nil and `helm-ff-display-image-native' is enabled, fallback to
`image-rotate' without modification of exif data i.e. rotation is not
persistent otherwise an error is returned when not using
`helm-ff-display-image-native' i.e. using image-dired."
:type '(choice
(const :tag "Mogrify" "mogrify")
(const :tag "Exiftran" "exiftran")
(const :tag "Jpegtran" "jpegtran")))
(defcustom helm-ff-rotate-image-switch '("-i")
"Options used with `helm-ff-rotate-image-program'.
If you are using Mogrify or Jpegtran mandatory option is
\"-rotate\", with Exiftran mandatory option is \"-i\"."
:type '(repeat string))
(defcustom helm-ff-preferred-shell-mode 'eshell-mode
"Shell to use to switch to a shell buffer from `helm-find-files'.
Possible values are `shell-mode', `eshell-mode' and `term-mode'.
This affects `\\<helm-find-files-map>\\[helm-ff-run-switch-to-shell]' keybinding."
:type '(choice
(const :tag "Use Eshell" eshell-mode)
(const :tag "Use Shell" shell-mode)
(const :tag "Use Term" term-mode)))
(defcustom helm-rsync-no-mode-line-update nil
"When non nil don't update mode-line when rsync is running.
This is useful if you display the progress bar somewhere else,
e.g. with minibuffer-line in minibuffer, in this case updating
mode-line may create flickering in other frame's mode-line."
:type 'boolean)
(defcustom helm-rsync-switches '("-a" "-z" "-h" "-s" "--info=all2")
"Rsync options to use with HFF Rsync action.
Note: Using \"--info=all2\" allows having the name of the file
currently transfered in an help-echo in mode-line, if you use
\"--info=progress2\" you will not have this information."
:type '(repeat string))
(defcustom helm-rsync-percent-sign "％"
"Percentage unicode sign to use in Rsync reporter."
:type 'string)
(defcustom helm-ff-rsync-progress-bar-style (if (display-graphic-p) 'bar 'text)
"Style of progress-bar for rsync action.
Value can be either bar or text.
Progress bar is inaccurate on non graphic displays, use text instead."
:type '(choice
(const :tag "Progress bar as a bar" bar)
(const :tag "Progress bar with text" text)))
(defcustom helm-ff-rsync-progress-bar-info '(percent)
"Infos shown at end of Rsync progress bar.
Valid value is a list containing one or more elements from
percent, size, speed and remain. When set to nil show nothing at end of
progress bar.
This Has no effect when `helm-ff-rsync-progress-bar-style' is text."
:type '(set :tag "Check zero or more items to show at end of Rsync progress bar"
(const :tag "Show the amount of data copied" size)
(const :tag "Show the percentage of data copied" percent)
(const :tag "Show the current speed of transfer" speed)
(const :tag "Show the time remaining" remain)))
(defcustom helm-rsync-progress-bar-function #'helm-rsync-default-progress-bar
"Function used to draw a rsync progress bar in mode-line.
Function is called with three args: PROCESS, PERCENT, INFO.
PROCESS is the rsync process in use, it's name is displayed before the progress
bar, it is useful to display it to distinguish the different processes running
e.g. rsync1 rsync2 etc...
PERCENT is the current percentage of data sent to the progress bar.
INFO is what is displayed after the progress bar according to
`helm-ff-rsync-progress-bar-info'.
Currently Helm provides two functions to draw the progress bar:
- The default progress bar which use the whole height of mode-line and print
colored spaces to mimic a progress bar.
- The SVG based progress bar which use the external library svg-lib (you will
have to install it to use this function) and needs emacs to be compiled with svg
support."
:type '(choice
(function :tag "Default progress bar"
helm-rsync-default-progress-bar)
(function :tag "SVG progress bar"
helm-rsync-svg-progress-bar)))
(defcustom helm-trash-default-directory nil
"The default trash directory.
You probably don't need to set this when using a Linux system using
standard settings.
Should be the directory file name i.e. don't add final slash.
When nil helm will compute a default value according to freedesktop
specs.
It is generally \"~/.local/share/Trash\"."
:type 'string)
(defcustom helm-ff-lynx-style-map t
"Use arrow keys to navigate with `helm-find-files'.
Note that if you define this variable with `setq' your change
will have no effect, use customize instead."
:type 'boolean
:set (lambda (var val)
(set var val)
(if val
(progn
(define-key helm-find-files-map (kbd "<right>") 'helm-execute-persistent-action)
(define-key helm-find-files-map (kbd "<left>") 'helm-find-files-up-one-level)
(define-key helm-read-file-map (kbd "<right>") 'helm-execute-persistent-action)
(define-key helm-read-file-map (kbd "<left>") 'helm-find-files-up-one-level))
(define-key helm-find-files-map (kbd "<right>") nil)
(define-key helm-find-files-map (kbd "<left>") nil)
(define-key helm-read-file-map (kbd "<right>") nil)
(define-key helm-read-file-map (kbd "<left>") nil))))
(defcustom helm-ff-DEL-up-one-level-maybe nil
"Use DEL to maybe go up one level when non nil.
Going up one level works only when pattern is a directory endings
with \"/\", otherwise this command deletes char backward.
When nil always delete char backward."
:type 'boolean)
(defcustom helm-ff-display-image-native t
"Use native `image-mode' when non nil.
You should use this only with Emacs>= 27 and `image-auto-resize'
enabled to have images resized properly. When this is enabled,
you have new commands to zoom in/out images. See
`image-transform-resize' and `image-auto-resize'. Otherwise,
when nil `image-dired' is used, using imagemagick as backend.
NOTE: On Emacs-29 `image-dired' is no more using external program
image-magick to display image, so this is used inconditionally even
when value is nil."
:type 'boolean)
(defcustom helm-ff-reset-filters-on-update t
"Reset filter variables when changing directory.
When filtering directories/files only, switch back to a \"show all\" view
when moving out of directory when non nil."
:type 'boolean)
(defcustom helm-ff-eshell-unwanted-aliases nil
"A list of eshell aliases to not display."
:type '(repeat string))
(defcustom helm-eshell-on-file-reverse-history t
"History source in *eshell-command-on-file appears on top when non nil."
:type 'boolean)
(defcustom helm-find-files-actions
(helm-make-actions
"Find File" 'helm-find-file-or-marked
"Find file in Dired" 'helm-point-file-in-dired
"View file" 'view-file
"Query replace fnames on marked `M-@'" 'helm-ff-query-replace-fnames-on-marked
"Marked files in dired `C-x C-q'" 'helm-ff-edit-marked-files
"Query replace contents on marked `M-%'" 'helm-ff-query-replace
"Query replace regexp contents on marked `C-M-%'" 'helm-ff-query-replace-regexp
"Attach file(s) to mail buffer `C-c C-a'" 'helm-ff-mail-attach-files
"Serial rename files" 'helm-ff-serial-rename
"Serial rename by symlinking files" 'helm-ff-serial-rename-by-symlink
"Serial rename by copying files" 'helm-ff-serial-rename-by-copying
"Open file with default tool" 'helm-open-file-with-default-tool
"Find file in hex dump" 'hexl-find-file
"Browse project `C-x C-d'" 'helm-ff-browse-project
"Complete at point `C-c i'" 'helm-insert-file-name-completion-at-point
"Insert as org link `C-c @'" 'helm-files-insert-as-org-link
"Find shell command `C-c /'" 'helm-ff-find-sh-command
"Fd shell command (C-/)" 'helm-ff-fd
"Find files in file" 'helm-find-files-in-file
"Add marked files to file-cache" 'helm-ff-cache-add-file
"Open file externally `C-c C-x, C-u to choose'" 'helm-open-file-externally
"Grep File(s) `C-s, C-u Recurse'" 'helm-find-files-grep
"Grep current directory with AG `M-g a, C-u select type'" 'helm-find-files-ag
"Git grep `M-g g, C-u from root'" 'helm-ff-git-grep
"Zgrep File(s) `M-g z, C-u Recurse'" 'helm-ff-zgrep
"Pdf Grep File(s)" 'helm-ff-pdfgrep
"Gid `M-g i'" 'helm-ff-gid
"Switch to Eshell `M-e'" 'helm-ff-switch-to-shell
"Etags `M-., C-u reload tag file'" 'helm-ff-etags-select
"Eshell command on file(s) `M-!, C-u take all marked as arguments.'"
'helm-find-files-eshell-command-on-file
"Find file as root `C-c r'" 'helm-find-file-as-root
"Find alternate file `C-x C-v'" 'find-alternate-file
"Ediff File `C-c ='" 'helm-find-files-ediff-files
"Ediff Merge File `M-='" 'helm-find-files-ediff-merge-files
(lambda () (format "Delete File(s)%s `M-D' (C-u reverse trash)"
(if (eq helm-ff-delete-files-function
'helm-delete-marked-files-async)
" async" "")))
'helm-ff-delete-files
"Touch File(s) `M-T'" 'helm-ff-touch-files
"Copy file(s) `M-C, C-u to follow'" 'helm-find-files-copy
(lambda ()
(and (executable-find "rsync")
"Rsync file(s) `M-V' (C-u edit command)"))
'helm-find-files-rsync
"Rename file(s) `M-R, C-u to follow'" 'helm-find-files-rename
"Backup files" 'helm-find-files-backup
"Copy file to dir(s) `C-M-c'" 'helm-ff-mcp
"Symlink files(s) `M-S, C-u to follow'" 'helm-find-files-symlink
"Relsymlink file(s) `M-Y, C-u to follow'" 'helm-find-files-relsymlink
"Hardlink file(s) `M-H, C-u to follow'" 'helm-find-files-hardlink
"Compress file(s) to archive `M-c'" 'helm-find-files-compress-to
"Compress or uncompress file(s) `M-z'" 'helm-ff-compress-marked-files
"Change mode on file(s) `M-M'" 'helm-ff-chmod
"Find file other window `C-c o'" 'helm-find-files-other-window
"Find file other frame `C-c C-o'" 'find-file-other-frame
(lambda () (and (fboundp 'tab-bar-mode)
"Find file other tab `C-c C-t'"))
'find-file-other-tab
"Print File `C-c p, C-u to refresh'" 'helm-ff-print
"Locate `C-x C-f, C-u to specify locate db'" 'helm-ff-locate)
"Actions for `helm-find-files'."
:type '(alist :key-type string :value-type function))
(defcustom helm-dwim-target nil
"Default target directory for file actions.
Define the directory where you want to start navigating for the
target directory when copying, renaming, etc.. You can use the
`default-directory' of `next-window', the visited directory, the
current `default-directory' or have completion on all the
directories belonging to each visible windows."
:type '(radio :tag "Define default target directory for file actions."
(const :tag "Directory belonging to next window"
next-window)
(const :tag "Completion on directories belonging to each window"
completion)
(const :tag "Use initial directory or `default-directory'"
default-directory)
(const :tag "Use visited directory"
nil)))
(defcustom helm-ff-use-notify t
"Watch directories visited with `helm-find-files' when non nil.
If your system have no file notification package available turn this
to nil to avoid error messages when using `helm-find-files'."
:type 'boolean
:set (lambda (var val)
(set-default var val)
(unless (symbol-value var)
(cl-loop for dir being the hash-keys of helm-ff--file-notify-watchers
do (remhash dir helm-ff--list-directory-cache)))))
(defcustom helm-ff-inotify-unsupported-methods '("adb")
"Tramp methods unsupported by file-notify."
:type '(repeat string))
(defcustom helm-ff-image-cache-max-len 5
"The last seen image number to keep in cache."
:type 'integer)
(defcustom helm-ff-image-cache-max-len 5
"The last seen image number to keep in cache."
:type 'integer)
(defcustom helm-ff-slideshow-default-delay 3
"Delay in seconds between each image in slideshow."
:type 'integer)
(defcustom helm-file-name-history-hide-deleted nil
"Hide deleted files in file-name-history when non nil.
This can be toggled at any time from `helm-ff-file-name-history' with \
\\<helm-file-name-history-map>\\[helm-file-name-history-show-or-hide-deleted]."
:type 'boolean)
(defcustom helm-file-name-history-max-length 72
"Max length of candidates in helm file name history before truncating."
:type 'integer)
(defcustom helm-ff-follow-blacklist-file-exts '("gpg" "doc" "docx" "mp3" "ogg")
"File extensions we don't want to follow when helm-follow-mode is enabled.
Note that image files are always followed even if their extensions is
present in this list."
:type '(repeat string))
(defcustom helm-ff-nohighlight-matches t
"Highlight matches in `helm-find-files' when nil."
:type 'boolean
:initialize 'custom-initialize-changed
:set (lambda (var val)
(set var val)
;; Force rebuilding the source to remove the highlight match FCT.
(setq helm-source-find-files nil)))
(defcustom helm-ff-edit-marked-files-fn #'helm-ff-wfnames
"A function to edit filenames in a special buffer.
By default `wfnames' package is used to avoid wdired which
doesn't always work with all emacs versions and also is quite
clumsy about default-directory among other things. If you still
want to use it, helm is still providing
`helm-marked-files-in-dired'."
:type '(choice (function :tag "Use Wfnames package to edit filenames."
helm-ff-wfnames)
(function :tag "Use Wdired package to edit filenames."
helm-marked-files-in-dired)))
(defcustom helm-ff-ignore-following-on-directory nil
"In follow mode ignore silently directories when non nil."
:type 'boolean)
(defcustom helm-ff-dim-prompt-on-update t
"When non nil dim prompt while updating."
:type 'boolean)
;;; Faces
;;
;;
(defgroup helm-files-faces nil
"Customize the appearance of helm-files."
:prefix "helm-"
:group 'helm-files
:group 'helm-faces)
(defface helm-ff-prefix
`((t ,@(and (>= emacs-major-version 27) '(:extend t))
:background "yellow" :foreground "black"))
"Face used to prefix new file or url paths in `helm-find-files'."
:group 'helm-files-faces)
(defface helm-ff-executable
`((t ,@(and (>= emacs-major-version 27) '(:extend t))
:foreground "green"))
"Face used for executable files in `helm-find-files'."
:group 'helm-files-faces)
(defface helm-ff-suid
`((t ,@(and (>= emacs-major-version 27) '(:extend t))
:background "red" :foreground "white"))
"Face used for suid files in `helm-find-files'."
:group 'helm-files-faces)
(defface helm-ff-directory
`((t ,@(and (>= emacs-major-version 27) '(:extend t))
:foreground "DarkRed" :background "LightGray"))
"Face used for directories in `helm-find-files'."
:group 'helm-files-faces)
(defface helm-ff-dotted-directory
`((t ,@(and (>= emacs-major-version 27) '(:extend t))
:foreground "black" :background "DimGray"))
"Face used for dotted directories in `helm-find-files'."
:group 'helm-files-faces)
(defface helm-ff-dotted-symlink-directory
`((t ,@(and (>= emacs-major-version 27) '(:extend t))
:foreground "DarkOrange" :background "DimGray"))
"Face used for dotted symlinked directories in `helm-find-files'."
:group 'helm-files-faces)
(defface helm-ff-symlink
`((t ,@(and (>= emacs-major-version 27) '(:extend t))
:inherit font-lock-comment-face))
"Face used for symlinks in `helm-find-files'."
:group 'helm-files-faces)
(defface helm-ff-invalid-symlink
`((t ,@(and (>= emacs-major-version 27) '(:extend t))
:foreground "black" :background "red"))
"Face used for invalid symlinks in `helm-find-files'."
:group 'helm-files-faces)
(defface helm-ff-denied
`((t ,@(and (>= emacs-major-version 27) '(:extend t))
:foreground "red" :background "black"))
"Face used for non accessible files in `helm-find-files'."
:group 'helm-files-faces)
(defface helm-ff-file
`((t ,@(and (>= emacs-major-version 27) '(:extend t))
:inherit font-lock-builtin-face))
"Face used for file names in `helm-find-files'."
:group 'helm-files-faces)
(defface helm-ff-nofile
`((t ,@(and (>= emacs-major-version 27) '(:extend t))
:inherit helm-ff-file))
"Face used for file names in `helm-find-files'."
:group 'helm-files-faces)
(defface helm-ff-truename
`((t ,@(and (>= emacs-major-version 27) '(:extend t))
:inherit font-lock-string-face))
"Face used for symlink truenames in `helm-find-files'."
:group 'helm-files-faces)
(defface helm-ff-dirs
`((t ,@(and (>= emacs-major-version 27) '(:extend t))
:inherit font-lock-function-name-face))
"Face used for file names in recursive dirs completion in `helm-find-files'."
:group 'helm-files-faces)
(defface helm-ff-socket
`((t ,@(and (>= emacs-major-version 27) '(:extend t))
:foreground "DeepPink"))
"Face used for socket files in `helm-find-files'."
:group 'helm-files-faces)
(defface helm-ff-pipe
`((t ,@(and (>= emacs-major-version 27) '(:extend t))
:foreground "yellow" :background "black"))
"Face used for named pipes and character device files in `helm-find-files'."
:group 'helm-files-faces)
(defface helm-ff-file-extension
`((t ,@(and (>= emacs-major-version 27) '(:extend t))
:foreground "magenta"))
"Face used for file extensions in `helm-find-files'."
:group 'helm-files-faces)
(defface helm-ff-backup-file
`((t ,@(and (>= emacs-major-version 27) '(:extend t))
:foreground "DimGray"))
"Face used for backup files in `helm-find-files'."
:group 'helm-files-faces)
(defface helm-history-deleted
`((t ,@(and (>= emacs-major-version 27) '(:extend t))
:inherit helm-ff-invalid-symlink))
"Face used for deleted files in `file-name-history'."
:group 'helm-files-faces)
(defface helm-history-remote
`((t ,@(and (>= emacs-major-version 27) '(:extend t))
:foreground "Indianred1"))
"Face used for remote files in `file-name-history'."
:group 'helm-files-faces)
(defface helm-delete-async-message
`((t ,@(and (>= emacs-major-version 27) '(:extend t))
:foreground "yellow"))
"Face used for mode-line message."
:group 'helm-files-faces)
(defface helm-ff-rsync-progress
`((t ,@(and (>= emacs-major-version 27) '(:extend t))
:inherit font-lock-warning-face))
"Face used for rsync mode-line indicator."
:group 'helm-files-faces)
(defface helm-ff-rsync-progress-1
`((t ,@(and (>= emacs-major-version 27) '(:extend t))
:background "CadetBlue" :foreground "black"))
"Face used for rsync progress bar percentage and proc name."
:group 'helm-files-faces)
(defface helm-ff-rsync-progress-2
`((t ,@(and (>= emacs-major-version 27) '(:extend t))
:background "orange"))
"Face used for rsync progress bar progress."
:group 'helm-files-faces)
(defface helm-ff-rsync-progress-3
`((t ,@(and (>= emacs-major-version 27) '(:extend t))
:background "white"))
"Face used for rsync progress bar background."
:group 'helm-files-faces)
(defface helm-ff-rsync-progress-svg
`((t ,@(and (>= emacs-major-version 27) '(:extend t))
:background "black" :foreground "white"))
"Face used for rsync svg progress bar."
:group 'helm-files-faces)
;;; Helm-find-files
;;
;;
(defclass helm-source-ffiles (helm-source-sync)
((header-name
:initform (lambda (name)
(concat name (substitute-command-keys
helm-find-files-doc-header))))
(init
:initform (lambda ()
(setq helm-ff-auto-update-flag
helm-ff-auto-update-initial-value)
(setq helm-ff--auto-update-state
helm-ff-auto-update-flag)
(helm-set-local-variable 'bookmark-make-record-function
#'helm-ff-make-bookmark-record)
(require 'helm-external)))
(candidates :initform 'helm-find-files-get-candidates)
(update :initform (lambda ()
(remhash helm-ff-default-directory
helm-ff--list-directory-cache)))
(match-on-real :initform t)
(filtered-candidate-transformer
:initform '(helm-ff-fct
helm-ff-maybe-show-thumbnails
;; These next two have to be called after
;; `helm-ff-fct' as they use only cons cell candidates.
helm-ff-directories-only
helm-ff-files-only
helm-ff-sort-candidates))
(persistent-action-if :initform 'helm-find-files-persistent-action-if)
(persistent-help :initform "Hit1 Expand Candidate, Hit2 or (C-u) Find file")
(help-message :initform 'helm-ff-help-message)
(mode-line :initform (list "File(s)" helm-mode-line-string))
(volatile :initform t)
(cleanup :initform 'helm-find-files-cleanup)
(migemo :initform t)
(nohighlight :initform (progn helm-ff-nohighlight-matches))
(keymap :initform 'helm-find-files-map)
(candidate-number-limit :initform 'helm-ff-candidate-number-limit)
(suspend-follow-in-update
:initarg :suspend-follow-in-update
:initform t
:documentation "Prevent following candidate when updating.")
(completing-file-name
:initarg :completing-file-name :initform t
:documentation "Flag to notify `helm-resume' we are completing filenames.")
(action-transformer
:initform 'helm-find-files-action-transformer)
(action :initform 'helm-find-files-actions)
(before-init-hook :initform 'helm-find-files-before-init-hook)
(after-init-hook :initform 'helm-find-files-after-init-hook)
(group :initform 'helm-files)))
;; Bookmark handlers.
;;
(defun helm-ff-make-bookmark-record ()
"The `bookmark-make-record-function' for `helm-find-files'."
(with-helm-buffer
`((filename . ,helm-ff-default-directory)
(presel . ,(helm-get-selection))
(handler . helm-ff-bookmark-jump))))
(defun helm-ff-bookmark-jump (bookmark)
"bookmark handler for `helm-find-files'."
(let ((fname (bookmark-prop-get bookmark 'filename))
(presel (bookmark-prop-get bookmark 'presel)))
;; Force tramp connection with `file-directory-p' before lauching
;; hff otherwise the directory name is inserted on top before
;; tramp starts and display candidates. FNAME is here always a
;; directory.
(when (file-directory-p fname)
(helm-find-files-1 fname
(format helm-ff-last-expanded-candidate-regexp
(if helm-ff-transformer-show-only-basename
(regexp-quote (helm-basename presel))
(regexp-quote presel)))))))
(defun helm-ff-bookmark-set ()
"Record `helm-find-files' session in bookmarks."
(interactive)
(with-helm-alive-p
(with-helm-buffer
(bookmark-set
(concat helm-find-files-bookmark-prefix
(abbreviate-file-name helm-ff-default-directory))))
(message "Helm find files session bookmarked! ")))
(put 'helm-ff-bookmark-set 'helm-only t)
(defun helm-dwim-target-directory ()
"Try to return a suitable directory according to `helm-dwim-target'."
(with-selected-window (or
;; Try next-window if current-buffer has been
;; killed during this session probably by C-d.
(get-buffer-window helm-current-buffer)
(next-window (helm-window) 1))
(let ((wins (remove (get-buffer-window helm-marked-buffer-name)
(window-list))))
(expand-file-name
(cond (;; Provide completion on all the directory belonging to
;; visible windows if some.
(and (cdr wins)
(eq helm-dwim-target 'completion))
(helm-comp-read "Browse target starting from: "
(append (list (or (car-safe helm-ff-history)
default-directory)
default-directory)
(cl-loop for w in wins collect
(with-selected-window w
default-directory)))))
;; Use default-directory of next-window.
((and (cdr wins)
(eq helm-dwim-target 'next-window))
(with-selected-window (next-window)
default-directory))
;; Always use default-directory when only one window.
((and (null (cdr wins))
(eq helm-dwim-target 'default-directory))
default-directory)
;; Use the visited directory.
((or (null (cdr wins))
(null helm-dwim-target))
;; Using the car of *ff-history allow
;; staying in the directory visited instead of
;; current.
(or (car-safe helm-ff-history) default-directory)))))))
(defsubst helm-ff--file-directory-p (file)
(if (file-remote-p file)
(get-text-property 1 'helm-ff-dir file)
(file-directory-p file)))
(defun helm-ff--count-and-collect-dups (files)
(cl-loop with dups = (make-hash-table :test 'equal)
for f in files
for file = (if (helm-ff--file-directory-p f)
(concat (helm-basename f) "/")
(helm-basename f))
for count = (gethash file dups)
if count do (puthash file (1+ count) dups)
else do (puthash file 1 dups)
finally return (cl-loop for k being the hash-keys in dups
using (hash-value v)
if (> v 1)
collect (format "%s(%s)" k v)
else
collect k)))
(defun helm-find-files-do-action (action &optional target)
"Generic function for creating actions from `helm-source-find-files'.
ACTION can be `rsync' or any action supported by `helm-dired-action'."
(require 'dired-async)
(when (eq action 'rsync)
(cl-assert (executable-find "rsync") nil "No command named rsync"))
(let* (dired-create-destination-dirs ; We handle dirs creation ourself.
(rsync-switches
(when (and (eq action 'rsync)
helm-current-prefix-arg)
(cdr (split-string
(read-string "Run rsync like this: "
(mapconcat
'identity
(cons "rsync" helm-rsync-switches) " ")
'helm-rsync-command-history)))))
(ifiles (mapcar 'expand-file-name ; Allow modify '/foo/.' -> '/foo'
(helm-marked-candidates :with-wildcard t)))
(cand (unless (cdr ifiles) (helm-get-selection))) ; preselection.
(prefarg helm-current-prefix-arg)
(prompt (format "%s %s file(s) %s: "
(if (and (and (fboundp 'dired-async-mode)
dired-async-mode)
(not (eq action 'rsync))
(null prefarg))
(concat "Async " (symbol-name action))
(capitalize (symbol-name action)))
(length ifiles)
(if (memq action '(symlink relsymlink hardlink))
"from" "to")))
(cdir (helm-aand
(eq action 'compress)
(helm-common-dir ifiles)
(if (stringp it)
(file-name-as-directory it)
(error "Try to compress files not belonging to same drive"))))
helm-ff--move-to-first-real-candidate
helm-display-source-at-screen-top ; prevent setting window-start.
helm-ff-auto-update-initial-value
;; It is not possible to rename a file to a boring name when
;; helm-ff-skip-boring-files is enabled
helm-ff-skip-boring-files
;; If HFF is using a frame use a frame as well.
(helm-actions-inherit-frame-settings t)
helm-use-frame-when-more-than-two-windows
(dest (or target
(with-helm-display-marked-candidates
helm-marked-buffer-name
(if cdir
(mapcar (lambda (f)
(file-relative-name f cdir))
ifiles)
(helm-ff--count-and-collect-dups ifiles))
(with-helm-current-buffer
(helm-read-file-name
prompt
:preselect
(when cand
(format helm-ff-last-expanded-candidate-regexp
(regexp-quote
(if helm-ff-transformer-show-only-basename
(helm-basename cand) cand))))
:default (and cdir
(expand-file-name
(format "%s.tar.gz" (if cand
(helm-basename cand)
"new_archive"))
cdir))
:must-match (and cdir (lambda (f) (not (file-directory-p f))))
:initial-input (or cdir (helm-dwim-target-directory))
:history (helm-find-files-history nil :comp-read nil))))))
(dest-dir-p (file-directory-p dest))
(dest-dir (if dest-dir-p dest (helm-basedir dest))))
;; Ignore `dired-create-destination-dirs' and handle directory creation from
;; here like we were doing before. Dired is failing to create directories
;; when e.g. symlinking some files to a not yet existing directory.
(unless (or dest-dir-p (file-directory-p dest-dir))
(when (y-or-n-p (format "Create directory `%s'? " dest-dir))
;; When saying No here with rsync, `helm-rsync-copy-files' will raise an
;; error about dest not existing.
(make-directory dest-dir t)))
(helm-acase action
(rsync (helm-rsync-copy-files ifiles dest rsync-switches))
(compress (helm-do-compress-to ifiles dest))
(t (helm-dired-action
dest :files ifiles :action action :follow prefarg)))))
;; Rsync
;;
(defun helm-rsync-remote2rsync (file)
(if (file-remote-p file)
(let ((localname (directory-file-name
(expand-file-name (file-remote-p file 'localname))))
(user (file-remote-p file 'user))
;; Tramp name may contain port e.g. /ssh:host#2222:/foo.
(host (replace-regexp-in-string
"#[0-9]+" "" (file-remote-p file 'host))))
(if user
(format "%s@%s:%s" user host (shell-quote-argument localname))
(format "%s:%s" host (shell-quote-argument localname))))
(shell-quote-argument
(directory-file-name
(expand-file-name file)))))
(defun helm-rsync-format-mode-line-str (proc)
(helm-aif (and (process-live-p proc)
(assoc-default proc helm-rsync-progress-str-alist))
(progn
;; When rsync progress bar stop for some reason (e.g. rsync
;; takes time to finalize writing file to disk), no output is
;; coming from filter process, as a result the progress bar
;; disapear for a while giving no information to user while
;; the rsync process continues, so keep printing the last valid
;; progress bar (stored in `helm-rsync--last-progress-bar-alist')
;; instead of sending empty string.
(unless (equal it "")
(push (cons proc it) helm-rsync--last-progress-bar-alist))
(if (eq helm-ff-rsync-progress-bar-style 'text)
(format " [%s]" (propertize
(or (assoc-default proc helm-rsync--last-progress-bar-alist)
;; Avoid (wrong-type-argument stringp
;; nil) when process is not ready.
"")
'face 'helm-ff-rsync-progress))
(format " %s" (or (assoc-default proc helm-rsync--last-progress-bar-alist)
;; Avoid (wrong-type-argument stringp
;; nil) when process is not ready.
""))))))
(defun helm-ff--rsync-progress-bar (progbar proc)
;; progbar == " 2,83G 92% 98,65MB/s 0:00:02 "
(let ((infos (split-string
(replace-regexp-in-string
"%" helm-rsync-percent-sign
progbar)
" " t))
percent info)
(if (eq helm-ff-rsync-progress-bar-style 'text)
(mapconcat 'identity infos " ")
(setq info
(mapconcat (lambda (x)
(helm-acase x
(size (nth 0 infos))
(percent (nth 1 infos))
(speed (nth 2 infos))
(remain (nth 3 infos))))
(helm-mklist helm-ff-rsync-progress-bar-info)
", "))
(when (string-match "\\([0-9]+\\)%" progbar)
(setq percent (string-to-number
(match-string 1 progbar))))
(if percent
(funcall helm-rsync-progress-bar-function proc percent info)
""))))
(defun helm-rsync-default-progress-bar (proc percent info)
(format "%s%s%s%s"
(propertize (capitalize (replace-regexp-in-string
"<\\([0-9]+\\)>" "(\\1)"
(process-name proc)))
'display '(height 0.9)
'face 'helm-ff-rsync-progress-1)
(propertize " " 'display `(space :width ,(list percent))
'face 'helm-ff-rsync-progress-2)
(propertize " " 'display `(space :width ,(list (- 100 percent)))
'face 'helm-ff-rsync-progress-3)
(propertize info
'display '(height 0.9)
'face 'helm-ff-rsync-progress-1)))
(defun helm-rsync-svg-progress-bar (proc percent info)
(cl-assert (image-type-available-p 'svg) nil
"svg-lib requires Emacs to be compiled with svg support")
(require 'svg-lib)
(format "%s%s%s"
(propertize " " 'display (svg-lib-tag
(process-name proc)
'helm-ff-rsync-progress-svg))
(propertize " " 'display (svg-lib-progress-bar
(/ (+ percent 7) 105.0)
'helm-ff-rsync-progress-svg
:width 10 :margin 1 :stroke 2 :padding 2))
(if (string= info "")
""
(propertize " " 'display (svg-lib-tag
info 'helm-ff-rsync-progress-svg)))))
(defun helm-rsync-mode-line (proc)
"Add Rsync progress to the mode line."
(or global-mode-string (setq global-mode-string '("")))
(unless (member `(:eval (helm-rsync-format-mode-line-str ,proc))
global-mode-string)
(setq global-mode-string
(append global-mode-string
`((:eval (helm-rsync-format-mode-line-str ,proc)))))))
(defun helm-rsync-restore-mode-line (proc)
"Restore the mode line when Rsync finishes."
(setq global-mode-string
(remove `(:eval (helm-rsync-format-mode-line-str ,proc))
global-mode-string))
(setq helm-rsync--last-progress-bar-alist nil)
(force-mode-line-update))
(defun helm-rsync-copy-files (files dest &optional switches)
"Send FILES to DEST using Rsync with SWITCHES as arguments.
DEST must be a directory. SWITCHES when unspecified default to
`helm-rsync-switches'."
(cl-assert (file-directory-p dest) t)
(setq files (cl-loop for f in files
collect (helm-rsync-remote2rsync f))
dest (helm-rsync-remote2rsync dest))
(let* ((buf (generate-new-buffer-name helm-rsync-process-buffer))
(host (file-remote-p dest 'host))
(port (when (and host (string-match "#\\([0-9]+\\)" host))
(match-string 1 host)))
(proc (start-process-shell-command
"rsync" buf
(format "rsync %s"
(mapconcat
'identity
(append (or switches helm-rsync-switches)
(and port
;; Add automatically port
;; specified in tramp name
;; unless user already specified
;; it himself with the -e option
;; by editing command.
switches
(cl-loop for arg in switches never
(string-match-p
"\\`-e" arg))
(list (format "-e 'ssh -p %s'"
port)))
files (list dest))
" ")))))
(helm-rsync-mode-line proc)
(set-process-sentinel
proc (lambda (process event)
(cond ((string= event "finished\n")
(message "%s copied %s files"
(capitalize (process-name process))
(length files)))
(t (error "Process %s %s with code %s"
(process-name process)
(process-status process)
(process-exit-status process))))
(setq helm-rsync-progress-str-alist
(delete (assoc process helm-rsync-progress-str-alist)
helm-rsync-progress-str-alist))
(helm-rsync-restore-mode-line process)
(force-mode-line-update)))
(set-process-filter proc #'helm-rsync-process-filter)))
(defun helm-rsync-process-filter (proc output)
"Filter process function used by `helm-rsync-copy-files'."
(let ((inhibit-read-only t)
fname progbar)
(with-current-buffer (process-buffer proc)
(when (string-match comint-password-prompt-regexp output)
;; FIXME: Fully not tested and
;; use an agent or auth-source
;; or whatever to get password if
;; available.
(process-send-string
proc (concat (read-passwd (match-string 0 output)) "\n")))
;; Extract the progress bar.
(with-temp-buffer
(insert output)
(when (re-search-backward "[[:cntrl:]]" nil t)
(setq progbar (buffer-substring-no-properties
(match-end 0) (point-max)))))
;; Insert the text, advancing the process marker.
(save-excursion
(goto-char (process-mark proc))
(insert output)
(set-marker (process-mark proc) (point)))
(goto-char (process-mark proc))
;; Extract the file name currently
;; copied (Imply --info=all2 or all1).
(save-excursion
(when (re-search-backward "^[^[:cntrl:]]" nil t)
(setq fname (helm-basename
(buffer-substring-no-properties
(point) (pos-eol))))))
;; Now format the string for the mode-line.
(let ((ml-str (helm-ff--rsync-progress-bar progbar proc)))
(setq ml-str (propertize ml-str 'help-echo
(format "%s->%s" (process-name proc) fname)))
;; Now associate the formatted
;; progress-bar string with process.
(helm-aif (assoc proc helm-rsync-progress-str-alist)
(setcdr it ml-str)
(setq helm-rsync-progress-str-alist
(push (cons proc ml-str) helm-rsync-progress-str-alist)))))
;; Finally update mode-line.
(unless helm-rsync-no-mode-line-update
(force-mode-line-update t))))
(defun helm-ff-kill-rsync-process (process)
"Kill rsync process PROCESS.
When called interactively prompt user with completion when more than
one process."
(interactive (list (get-process
(helm-comp-read
"Kill rsync process: "
(mapcar (lambda (x)
(process-name (car x)))
helm-rsync-progress-str-alist)
:exec-when-only-one t))))
(with-current-buffer (process-buffer process)
(delete-process process)
(kill-buffer))
(setq helm-rsync-progress-str-alist
(delete (assoc process helm-rsync-progress-str-alist)
helm-rsync-progress-str-alist)))
(defun helm-find-files-rsync (_candidate)
"Rsync files from `helm-find-files'."
(helm-find-files-do-action 'rsync))
(defun helm-find-files-copy (_candidate)
"Copy files from `helm-find-files'."
(helm-find-files-do-action 'copy))
(defun helm-find-files-backup (_candidate)
"Backup files from `helm-find-files'.
This reproduce the behavior of \"cp --backup=numbered from to\"."
(cl-assert (and (fboundp 'dired-async-mode) dired-async-mode) nil
"Backup only available when `dired-async-mode' is enabled")
(helm-find-files-do-action 'backup))
(defun helm-find-files-rename (_candidate)
"Rename files from `helm-find-files'."
(helm-find-files-do-action 'rename))
(defun helm-find-files-symlink (_candidate)
"Symlink files from `helm-find-files'."
(helm-find-files-do-action 'symlink))
(defun helm-find-files-relsymlink (_candidate)
"Relsymlink files from `helm-find-files'."
(helm-find-files-do-action 'relsymlink))
(defun helm-find-files-hardlink (_candidate)
"Hardlink files from `helm-find-files'."
(helm-find-files-do-action 'hardlink))
(defun helm-find-files-compress-to (_candidate)
"Compress to archive from `helm-find-files'."
(helm-find-files-do-action 'compress))
(defun helm-ff-compress-marked-files (_candidate)
"Compress or uncompress marked files with `dired-compress-file'."
(require 'dired-async)
(let* ((files (helm-marked-candidates :with-wildcard t)))
(if (not (with-helm-display-marked-candidates
helm-marked-buffer-name
(mapcar #'abbreviate-file-name files)
(y-or-n-p (format "Compress or uncompress *%s File(s)" (length files)))))
(message "(No (un)compression performed)")
(process-put
(async-start
`(lambda ()
(require 'dired-aux)
(let ((len 0))
(dolist (i ',files)
(let ((default-directory (file-name-directory i)))
(when (dired-compress-file i)
(cl-incf len))))
len))
(lambda (result)
(unless (dired-async-processes 'helm-async-compress)
(helm-ff--compress-async-modeline-mode -1))
(message "%s File(s) (un)compressed" result)
(run-with-timer
0.1 nil
(lambda (len flist)
(dired-async-mode-line-message
"%s %d/%d file(s) done"
'helm-delete-async-message
"(Un)compressing"
len (length flist)))
result files)))
'helm-async-compress t)
(helm-ff--compress-async-modeline-mode 1))))
(helm-make-command-from-action helm-ff-run-compress-marked-files
"Compress or uncompress marked files."
'helm-ff-compress-marked-files)
(defun helm-ff-chmod (_candidate)
"Set file mode on marked files.
If no mode is specified in prompt, default mode will be the mode of
the car of marked files i.e. the first marked file."
(let* ((mkd (helm-marked-candidates :with-wildcard t))
(model (car mkd))
(default (helm-file-attributes model :octal t))
(mode (read-file-modes nil model))
(smode (file-modes-number-to-symbolic mode))
(candidates (if (string= default (format "%o" mode))
(cdr mkd) mkd)))
(with-helm-display-marked-candidates
helm-marked-buffer-name
(helm-ff--count-and-collect-dups candidates)
(when (y-or-n-p (format "Change file mode to `%s'? " smode))
(dolist (f candidates)
(unless (file-symlink-p f)
;; For now don't use the FLAG arg 'nofollow of `set-file-modes' for
;; Emacs-26 compatibility.
(set-file-modes f mode)))
(message "Changed file mode to `%s' on %s file(s)"
smode (length candidates))))))
(defun helm-find-files-other-window (_candidate)
"Keep current-buffer and open files in separate windows.
When a prefix arg is detected files are opened in a vertical
windows layout."
(let* ((files (helm-marked-candidates))
(buffers (mapcar 'find-file-noselect files)))
(helm-window-show-buffers buffers t)))
(defun helm-find-files-byte-compile (_candidate)
"Byte compile elisp files from `helm-find-files'."
(let ((files (helm-marked-candidates :with-wildcard t))
(parg helm-current-prefix-arg))
(cl-loop for fname in files
do (condition-case _err
(with-no-warnings
(byte-compile-file fname parg))
(wrong-number-of-arguments
;; Emacs-28 accepts only one arg.
(byte-compile-file fname)
(when parg (load fname)))))))
(defun helm-find-files-load-files (_candidate)
"Load elisp files from `helm-find-files'."
(let ((files (helm-marked-candidates :with-wildcard t)))
(cl-loop for fname in files
do (load fname))))
(defun helm-find-files-ediff-files-1 (candidate &optional merge)
"Generic function to ediff/merge files in `helm-find-files'."
(let* ((helm-dwim-target 'next-window)
(bname (helm-basename candidate))
(marked (helm-marked-candidates :with-wildcard t))
(prompt (if merge "Ediff Merge `%s' With File: "
"Ediff `%s' With File: "))
(fun (if merge 'ediff-merge-files 'ediff-files))
(input (helm-dwim-target-directory))
(presel (if helm-ff-transformer-show-only-basename
(helm-basename candidate)
(expand-file-name
(helm-basename candidate)
input))))
(if (= (length marked) 2)
(funcall fun (car marked) (cadr marked))
(funcall fun candidate (helm-read-file-name
(format prompt bname)
:initial-input input
:preselect presel)))))
(defun helm-find-files-ediff-files (candidate)
(helm-find-files-ediff-files-1 candidate))
(defun helm-find-files-ediff-merge-files (candidate)
(helm-find-files-ediff-files-1 candidate 'merge))
(defun helm-find-files-grep (_candidate)
"Default action to grep files from `helm-find-files'."
(helm-do-grep-1 (helm-marked-candidates :with-wildcard t)
helm-current-prefix-arg))
(defun helm-ff-git-grep (_candidate)
"Default action to git-grep `helm-ff-default-directory'."
(helm-grep-git-1 helm-ff-default-directory helm-current-prefix-arg))
(defun helm-find-files-ag (_candidate)
(helm-grep-ag helm-ff-default-directory
helm-current-prefix-arg))
(defun helm-ff-zgrep (_candidate)
"Default action to zgrep files from `helm-find-files'."
(helm-ff-zgrep-1 (helm-marked-candidates :with-wildcard t) helm-current-prefix-arg))
(defun helm-ff-pdfgrep (_candidate)
"Default action to pdfgrep files from `helm-find-files'."
(let* ((recurse nil)
(cands (cl-loop for file in (helm-marked-candidates :with-wildcard t)
for dir = (file-directory-p file)
when dir do (setq recurse t)
when (or dir
(string= (file-name-extension file) "pdf")
(string= (file-name-extension file) "PDF"))
collect file)))
(when cands
(helm-do-pdfgrep-1 cands recurse))))
(defun helm-ff-etags-select (candidate)
"Default action to jump to etags from `helm-find-files'."
(when (get-buffer helm-action-buffer)
(kill-buffer helm-action-buffer))
(let* ((source-name (assoc-default 'name (helm-get-current-source)))
(default-directory (if (string= source-name "Find Files")
helm-ff-default-directory
(file-name-directory candidate))))
(helm-etags-select helm-current-prefix-arg)))
;;; Eshell command on file
;;
(defvar eshell-command-aliases-list nil)
(defvar helm-eshell-command-on-file-input-history nil)
(defvar helm-eshell-command-on-file-history nil)
(cl-defun helm-find-files-eshell-command-on-file-1 (&optional map)
"Run `eshell-command' on CANDIDATE or marked candidates.
This is done possibly with an Eshell alias. If no alias found,
you can type in an Eshell command.
Only aliases accepting a file as argument at the end of command
line are collected, i.e. aliases ending with \"$1\" or \"$*\".
Basename of CANDIDATE can be a wild-card.
E.g. you can do \"eshell-command command *.el\"
Where \"*.el\" is the CANDIDATE.
It is possible to do eshell-command command <CANDIDATE> <some
more args> like this: \"command %s some more args\".
If MAP is given run `eshell-command' on all marked files at once,
Otherwise, run `eshell-command' on each marked files.
In other terms, with a prefix arg do on the three marked files
\"foo\" \"bar\" \"baz\":
\"eshell-command command foo bar baz\"
otherwise do
\"eshell-command command foo\"
\"eshell-command command bar\"
\"eshell-command command baz\"
Note:
You have to setup some aliases in Eshell with the `alias' command
or by editing yourself the file `eshell-aliases-file' to make
this working."
(require 'helm-adaptive)
(require 'em-alias) (eshell-read-aliases-list)
(unless (> emacs-major-version 27)
;; This advice has been merged in emacs-28.
(advice-add 'eshell-eval-command :override #'helm--advice-eshell-eval-command))
(when (or eshell-command-aliases-list
(y-or-n-p "No eshell aliases found, run eshell-command without alias anyway? "))
(let* ((cand-list (helm-marked-candidates :with-wildcard t))
(default-directory (or helm-ff-default-directory
;; If candidate is an url *-ff-default-directory is nil
;; so keep value of default-directory.
default-directory))
helm-display-source-at-screen-top
(helm-actions-inherit-frame-settings t)
helm-use-frame-when-more-than-two-windows
(command
(with-helm-display-marked-candidates
helm-marked-buffer-name
(helm-ff--count-and-collect-dups
(mapcar 'helm-basename cand-list))
(with-helm-current-buffer
(helm-comp-read
"Command: "
(cl-loop with len = 0
with aliases =
(cl-loop for (a c) in (eshell-read-aliases-list)
for len-key = (length a)
when
(and (string-match
"\\(\\$1\\|\\$\\*\\)"
c)
(not (member a helm-ff-eshell-unwanted-aliases)))
do (when (> len-key len) (setq len len-key))
and collect (list a c))
for (a c) in aliases
collect (cons
(concat (propertize
a 'face 'font-lock-keyword-face)
(make-string (1+ (- len (length a))) ? )
c)
a))
:fc-transformer #'helm-adaptive-sort
:buffer "*helm eshell on file*"
:name "Eshell command"
:mode-line
'("Eshell alias"
"C-h m: Help, \\[universal-argument]: Insert output at point")
:help-message 'helm-esh-help-message
:history 'helm-eshell-command-on-file-history
:raw-history t
:reverse-history helm-eshell-on-file-reverse-history
:input-history
'helm-eshell-command-on-file-input-history
;; Allow quoting when writing in minibuffer i.e. allow usage of
;; \@ and \#.
:raw-candidate t))))
(alias-value (car (assoc-default command eshell-command-aliases-list)))
cmd-line)
(if (or (equal helm-current-prefix-arg '(16))
(equal map '(16)))
;; Two time C-u from `helm-comp-read' mean print to current-buffer.
;; i.e `eshell-command' will use this value.
(setq current-prefix-arg '(16))
;; Else reset the value of `current-prefix-arg'
;; to avoid printing in current-buffer.
(setq current-prefix-arg nil))
(if (and (or
;; One prefix-arg have been passed before `helm-comp-read'.
;; If map have been set with C-u C-u (value == '(16))
;; ignore it.
(and map (equal map '(4)))
;; One C-u from `helm-comp-read'.
(equal helm-current-prefix-arg '(4))
;; An alias that finish with $*
(and alias-value
;; If command is an alias be sure it accept
;; more than one arg i.e $*.
(string-match "\\$\\*" alias-value)))
(cdr cand-list)
(and alias-value
;; Command is an alias and accept only one arg.
(not (string-match "\\$1" alias-value))))
;; Run eshell-command with ALL marked files as argument.
;; This wont work on remote files, because tramp handlers depend
;; on `default-directory' (limitation).
(let ((mapfiles (mapconcat 'shell-quote-argument cand-list " ")))
(if (string-match "%s" command)
(setq cmd-line (format command mapfiles)) ; See [1]
(setq cmd-line (format "%s %s" command mapfiles)))
(eshell-command cmd-line))
;; Run eshell-command sequencially on EACH marked files.
;; To work with tramp handler we have to call
;; COMMAND on basename of each file, using
;; its basedir as `default-directory'.
(unwind-protect
(progn
(cl-loop for f in cand-list
for n from 1
for dir = (and (not (string-match helm--url-regexp f))
(helm-basedir f))
;; We can use basename here as the command will run
;; under default-directory.
;; This allows running e.g.
;; "tar czvf test.tar.gz %s/*" without creating
;; an archive expanding from /home.
for file = (shell-quote-argument
(if (string-match helm--url-regexp f)
f (helm-basename f)))
;; \@ => placeholder for file without extension.
;; \# => placeholder for incremental number.
for fcmd = (helm-aand command
(replace-regexp-in-string
"\\\\#" (format "%03d" n)
it t t)
(replace-regexp-in-string
"\\\\@"
(regexp-quote
(file-name-sans-extension file))
it t t))
for com = (if (string-match "%s" fcmd)
;; [1] This allows to enter other args AFTER filename
;; i.e <command %s some_more_args>
(format fcmd file)
(format "%s %s" fcmd file))
do (let ((default-directory (or dir default-directory)))
(eshell-command com))))
;; Async process continues running but doesn't need anymore
;; the advice at this point (see the `eshell-eval-command'
;; call in `eshell-command').
(unless (> emacs-major-version 27)
(advice-remove 'eshell-eval-command #'helm--advice-eshell-eval-command)))))))
(defun helm--advice-eshell-eval-command (command &optional input)
"Fix return value when command ends with \"&\"."
;; Fix this emacs commit which is plain wrong as it returns
;; either nil or an error (double because format spec doesn't
;; always match specifier) whereas it should return either a
;; single element (CAR DELIM) or DELIM itself if the car of
;; DELIM is a process.
;; This prevent running eshell-command async when needed i.e. when
;; command ends with "&".
;;
;; UPDATE: This have now been merged in Emacs-28.
;;
;; 6b6f91b357f6fe2f1e0d72f046a1b8d8a2d6d8c3
;; Author: John Wiegley <johnw@newartisans.com>
;; AuthorDate: Fri May 27 02:57:18 2005 +0000
;; Commit: John Wiegley <johnw@newartisans.com>
;; CommitDate: Fri May 27 02:57:18 2005 +0000
(if eshell-current-command
;; we can just stick the new command at the end of the current
;; one, and everything will happen as it should
(setcdr (last (cdr eshell-current-command))
(list `(let ((here (and (eobp) (point))))
,(and input
`(insert-and-inherit ,(concat input "\n")))
(if here
(eshell-update-markers here))
(eshell-do-eval ',command))))
(and eshell-debug-command
(with-current-buffer (get-buffer-create "*eshell last cmd*")
(erase-buffer)
(insert "command: \"" input "\"\n")))
(setq eshell-current-command command)
(let* ((delim (catch 'eshell-incomplete
(eshell-resume-eval)))
(val (car-safe delim)))
;; If the return value of `eshell-resume-eval' is wrapped in a
;; list, it indicates that the command was run asynchronously.
;; In that case, unwrap the value before checking the delimiter
;; value.
(if (and val
(not (processp val))
(not (eq val t)))
(error "Unmatched delimiter: %S" val)
;; Eshell-command expect a list like (<process>) to know if the
;; command should be async or not.
(or (and (processp val) delim) val)))))
(defun helm-find-files-eshell-command-on-file (_candidate)
"Run `eshell-command' on CANDIDATE or marked candidates.
See `helm-find-files-eshell-command-on-file-1' for more info."
(helm-find-files-eshell-command-on-file-1 helm-current-prefix-arg))
(defun helm-ff--shell-interactive-buffer-p (buffer &optional mode)
(with-current-buffer buffer
(when (eq major-mode (or mode 'eshell-mode))
(let ((next-prompt-fn (cl-case major-mode
(shell-mode #'comint-next-prompt)
(eshell-mode #'eshell-next-prompt)
(term-mode #'term-next-prompt))))
(save-excursion
(goto-char (point-min))
(funcall next-prompt-fn 1)
(null (eql (point) (point-min))))))))
(defun helm-ff-switch-to-shell (_candidate)
"Switch to a shell buffer and cd to `helm-ff-default-directory'.
Set your preferred shell mode in `helm-ff-preferred-shell-mode'.
With a numeric prefix arg switch to numbered shell buffer, if no
prefix arg provided and more than one shell buffer exists, provide
completions on those buffers. If only one shell buffer exists,
switch to this one, if no shell buffer exists or if the numeric
prefix arg shell buffer doesn't exists, create it and switch to it."
;; Reproduce the Emacs-25 behavior to be able to edit and send
;; command in term buffer.
(let (term-char-mode-buffer-read-only ; Emacs-25 behavior.
term-char-mode-point-at-process-mark ; Emacs-25 behavior.
(cd-eshell (lambda ()
(eshell/cd helm-ff-default-directory)
(eshell-reset)))
(cd-shell
(lambda ()
(goto-char (point-max))
(when (eq helm-ff-preferred-shell-mode 'shell-mode)
(comint-delete-input))
(insert (format "cd %s"
(shell-quote-argument
(or (file-remote-p
helm-ff-default-directory 'localname)
helm-ff-default-directory))))
(cl-case helm-ff-preferred-shell-mode
(shell-mode (comint-send-input))
(term-mode (progn (term-char-mode) (term-send-input))))))
(bufs (cl-loop for b in (mapcar 'buffer-name (buffer-list))
when (helm-ff--shell-interactive-buffer-p
b helm-ff-preferred-shell-mode)
collect b)))
;; Jump to a shell buffer or open a new session.
(helm-aif (and (not helm-current-prefix-arg)
(if (cdr bufs)
(helm-comp-read "Switch to shell buffer: " bufs
:must-match t)
(car bufs)))
;; Display in same window by default to preserve the
;; historical behaviour
(pop-to-buffer it '(display-buffer-same-window))
(cl-case helm-ff-preferred-shell-mode
(eshell-mode
(eshell helm-current-prefix-arg))
(shell-mode
(shell (helm-aif (and helm-current-prefix-arg
(prefix-numeric-value
helm-current-prefix-arg))
(format "*shell<%s>*" it))))
(term-mode
(progn
(ansi-term (getenv "SHELL")
(helm-aif (and helm-current-prefix-arg
(prefix-numeric-value
helm-current-prefix-arg))
(format "*ansi-term<%s>*" it)))
(term-line-mode)))))
;; Now cd into directory.
(helm-aif (and (memq major-mode '(shell-mode term-mode))
(get-buffer-process (current-buffer)))
(accept-process-output it 0.1))
(unless (helm-ff-shell-alive-p major-mode)
(funcall
(if (eq major-mode 'eshell-mode) cd-eshell cd-shell)))))
(defun helm-ff-shell-alive-p (mode)
"Returns non nil when a process is running inside `shell-mode' buffer."
(cl-ecase mode
(shell-mode
(save-excursion
(comint-goto-process-mark)
(or (null comint-last-prompt)
(not (eql (point)
(marker-position (cdr comint-last-prompt)))))))
(eshell-mode
(get-buffer-process (current-buffer)))
(term-mode
(save-excursion
(goto-char (term-process-mark))
(not (looking-back "\\$ " (- (point) 2)))))))
(defun helm-ff-touch-files (_candidate)
"The touch files action for helm-find-files."
(let* ((files (helm-marked-candidates))
(split (cl-loop for f in files
for spt = (unless helm-current-prefix-arg
(cons (helm-basedir f)
(split-string f ", ?")))
if spt
append (cl-loop with dir = (car spt)
for ff in (cdr spt)
collect (expand-file-name ff dir))
else collect f))
(timestamp (helm-comp-read
"Timestamp (default Now): "
(cl-loop for f in split
for time = (file-attributes f)
for date = (and time
(format-time-string
"%Y-%m-%d %H:%M:%S"
(nth 5 time)))
when date
collect (cons (format "%s: %s"
(helm-basename f) date)
date))
:default
(format-time-string "%Y-%m-%d %H:%M:%S"
(current-time))))
(failures
(cl-loop with default-directory = helm-ff-default-directory
for f in split
for file = (or (file-remote-p f 'localname) f)
when (> (process-file
"touch" nil nil nil "-d" timestamp file)
0)
collect f)))
(when failures
(message "Failed to touch *%s files:\n%s"
(length failures)
(mapconcat (lambda (f) (format "- %s\n" f)) failures "")))))
(helm-make-command-from-action helm-ff-run-touch-files
"Used to interactively run touch file action from keyboard."
'helm-ff-touch-files)
(defun helm-ff-sort-by-size ()
(interactive)
(let ((helm-ff-initial-sort-method 'size))
(helm-force-update
(concat (regexp-quote (helm-get-selection
nil helm-ff-transformer-show-only-basename))
"$"))
(message "Sorting by size")))
(put 'helm-ff-sort-by-size 'helm-only t)
(defun helm-ff-sort-by-newest ()
(interactive)
(let ((helm-ff-initial-sort-method 'newest))
(helm-force-update
(concat (regexp-quote (helm-get-selection
nil helm-ff-transformer-show-only-basename))
"$"))
(message "Sorting by newest")))
(put 'helm-ff-sort-by-newest 'helm-only t)
(defun helm-ff-sort-by-ext ()
(interactive)
(let ((helm-ff-initial-sort-method 'ext))
(helm-force-update
(concat (regexp-quote (helm-get-selection
nil helm-ff-transformer-show-only-basename))
"$"))
(message "Sorting by extensions")))
(put 'helm-ff-sort-by-ext 'no-helm-mx t)
(defun helm-ff-sort-alpha ()
(interactive)
(let ((helm-ff-initial-sort-method nil))
(helm-force-update
(concat (regexp-quote (helm-get-selection
nil helm-ff-transformer-show-only-basename))
"$"))
(message "Sorting alphabetically")))
(put 'helm-ff-sort-alpha 'helm-only t)
(defun helm-ff-directories-only (candidates _source)
(if helm-ff--show-directories-only
(cl-loop for (d . r) in candidates
when (file-directory-p r)
;; We can use this as long as this filtering function
;; is called after `helm-ff-fct' otherwise candidates
;; may not be cons cell at first call [1].
collect (cons d r))
candidates))
(defun helm-ff-files-only (candidates _source)
(if helm-ff--show-files-only
(cl-loop for (d . r) in candidates
unless (file-directory-p r)
;; Same comment as in [1] above.
collect (cons d r))
candidates))
(defun helm-ff-toggle-dirs-only ()
"Show only directories in helm-find-files."
(interactive)
(with-helm-alive-p
(setq helm-ff--show-directories-only (not helm-ff--show-directories-only))
(setq helm-ff--show-files-only nil)
(helm-update (helm-get-selection nil t))))
(put 'helm-ff-toggle-dirs-only 'helm-only t)
(defun helm-ff-toggle-files-only ()
"Show only files in helm-find-files."
(interactive)
(with-helm-alive-p
(setq helm-ff--show-files-only (not helm-ff--show-files-only))
(setq helm-ff--show-directories-only nil)
(helm-update (helm-get-selection nil t))))
(put 'helm-ff-toggle-files-only 'helm-only t)
(defun helm-ff-after-persistent-show-all ()
(when helm-ff-reset-filters-on-update
(setq helm-ff--show-directories-only nil
helm-ff--show-files-only nil)))
(defun helm-ff-serial-rename-action (method)
"Rename all marked files in `helm-ff-default-directory' with METHOD.
See `helm-ff-serial-rename-1'."
(let* ((helm--reading-passwd-or-string t)
(cands (helm-marked-candidates :with-wildcard t))
(def-name (car cands))
(name (helm-read-string "NewName: "
(replace-regexp-in-string
"[0-9]+$" ""
(helm-basename
def-name
(file-name-extension def-name)))))
(start (read-number "StartAtNumber: "))
(extension (helm-read-string "Extension: "
(file-name-extension (car cands))))
(dir (expand-file-name
(helm-read-file-name
"Serial Rename to directory: "
:initial-input
(expand-file-name helm-ff-default-directory)
:test 'file-directory-p
:must-match t)))
done)
(with-helm-display-marked-candidates
helm-marked-buffer-name (helm-ff--count-and-collect-dups cands)
(if (y-or-n-p
(format "Rename %s file(s) to <%s> like this ?\n%s "
(length cands) dir (format "%s <-> %s%s.%s"
(helm-basename (car cands))
name start extension)))
(progn
(helm-ff-serial-rename-1
dir cands name start extension :method method)
(setq done t)
(message nil))))
(if done
(with-helm-current-buffer (helm-find-files-1 dir))
(message "Operation aborted"))))
(defun helm-ff-member-directory-p (file directory)
(let ((dir-file (expand-file-name
(file-name-as-directory (file-name-directory file))))
(cur-dir (expand-file-name (file-name-as-directory directory))))
(string= dir-file cur-dir)))
(cl-defun helm-ff-serial-rename-1
(directory collection new-name start-at-num extension &key (method 'rename))
"Rename files in COLLECTION to DIRECTORY with the prefix name NEW-NAME.
Rename start at number START-AT-NUM - ex: prefixname-01.jpg.
EXTENSION is the file extension to use. In empty prompt, reuse
the original extension of file.
METHOD can be one of rename, copy or symlink.
Files will be renamed if they are files of current directory,
otherwise they will be treated with METHOD.
Default METHOD is rename."
;; Maybe remove directories selected by error in collection.
(setq collection (cl-remove-if 'file-directory-p collection))
(let* ((tmp-dir (file-name-as-directory
(concat (file-name-as-directory directory)
(symbol-name (cl-gensym "tmp")))))
(fn (cl-case method
(copy 'copy-file)
(symlink 'make-symbolic-link)
(rename 'rename-file)
(t (error "Error: Unknown method %s" method)))))
(make-directory tmp-dir)
(unwind-protect
(progn
;; Rename all files to tmp-dir with new-name.
;; If files are not from start directory, use method
;; to move files to tmp-dir.
(cl-loop for i in collection
for count from start-at-num
for fnum = (if (< count 10) "0%s" "%s")
for nname = (concat tmp-dir new-name (format fnum count)
(if (not (string= extension ""))
(format ".%s" (replace-regexp-in-string
"[.]" "" extension))
(file-name-extension i 'dot)))
do (if (helm-ff-member-directory-p i directory)
(rename-file i nname)
(funcall fn i nname)))
;; Now move all from tmp-dir to destination.
(cl-loop with dirlist = (directory-files
tmp-dir t directory-files-no-dot-files-regexp)
for f in dirlist do
(if (file-symlink-p f)
(make-symbolic-link (file-truename f)
(concat (file-name-as-directory directory)
(helm-basename f)))
(rename-file f directory))))
(delete-directory tmp-dir t))))
(defun helm-ff-serial-rename (_candidate)
"Serial rename all marked files to `helm-ff-default-directory'.
Rename only file of current directory, and symlink files coming from
other directories.
See `helm-ff-serial-rename-1'."
(helm-ff-serial-rename-action 'rename))
(defun helm-ff-serial-rename-by-symlink (_candidate)
"Serial rename all marked files to `helm-ff-default-directory'.
Rename only file of current directory, and symlink files coming
from other directories.
See `helm-ff-serial-rename-1'."
(helm-ff-serial-rename-action 'symlink))
(defun helm-ff-serial-rename-by-copying (_candidate)
"Serial rename all marked files to `helm-ff-default-directory'.
Rename only file of current directory, and copy files coming from
other directories.
See `helm-ff-serial-rename-1'."
(helm-ff-serial-rename-action 'copy))
(defvar helm-ff-query-replace-fnames-history-from nil)
(defvar helm-ff-query-replace-fnames-history-to nil)
(defun helm-ff-query-replace-on-filenames (candidates)
"Query replace on filenames of CANDIDATES.
This doesn't replace inside the files, only modify filenames."
(with-helm-display-marked-candidates
helm-marked-buffer-name
(mapcar 'helm-basename candidates)
(let* ((regexp (read-string "Replace regexp on filename(s): "
nil 'helm-ff-query-replace-history-from
(helm-basename (car candidates))))
(rep (read-string (format "Replace regexp `%s' with: " regexp)
nil 'helm-ff-query-replace-history-to)))
(cl-loop with query = "y"
with count = 0
for old in candidates
for new = (helm-ff--query-replace-in-fname-set-new-name
old regexp rep count)
;; If `regexp' is not matched in `old'
;; `replace-regexp-in-string' will
;; return `old' unmodified.
unless (string= old new)
do (progn
(when (file-exists-p new)
(setq new (concat (file-name-sans-extension new)
(format "(%s)" count)
(file-name-extension new t))))
(unless (string= query "!")
(setq query (helm-read-answer (format
"Replace `%s' by `%s' [!,y,n,q,h]"
(helm-basename old)
(helm-basename new))
'("y" "n" "!" "q")
#'helm-read-answer-default-help-fn)))
(when (string= query "q")
(cl-return (message "Operation aborted")))
(unless (string= query "n")
(rename-file old new)
(cl-incf count)))
finally (message "%d Files renamed" count))))
;; This fix the emacs bug where "Emacs-Lisp:" is sent
;; in minibuffer (not the echo area).
(sit-for 0.1)
(with-current-buffer (window-buffer (minibuffer-window))
(delete-minibuffer-contents)))
(defun helm-ff--query-replace-in-fname-set-new-name (old regexp rep count)
"Setup a new name for OLD replacing part matching REGEXP with REP.
COUNT is used for incrementing new name if needed."
(let (subexp target)
(concat (helm-basedir old)
(helm--replace-regexp-in-buffer-string
(save-match-data
(cond ((string= regexp "%.")
(setq subexp 1)
(helm-ff--prepare-str-with-regexp
(setq target (helm-basename old t))))
((string= regexp ".%")
(setq subexp 1)
(helm-ff--prepare-str-with-regexp
(setq target (file-name-extension old))))
((string= regexp "%")
(regexp-quote
(setq target (helm-basename old))))
((string-match "%:\\([0-9]+\\):\\([0-9]+\\)" regexp)
(setq subexp 1)
(let ((beg (match-string 1 regexp))
(end (match-string 2 regexp))
(str (helm-basename old)))
(setq target (substring str
(string-to-number beg)
(string-to-number end)))
(helm-ff--prepare-str-with-regexp str beg end)))
(t regexp)))
(save-match-data
(cond (;; Handle incremental
;; replacement with \# in
;; search and replace
;; feature in placeholder \@.
(string-match
"\\\\@/\\(.*\\)/\\(\\(?99:.*\\)\\\\#\\)/"
rep)
(replace-regexp-in-string
(match-string 1 rep)
(concat (match-string 99 rep)
(format "%03d" (1+ count)))
target))
;; Incremental replacement
;; before or after \@.
((and (string-match-p "\\\\#" rep)
(string-match "\\\\@" rep))
(replace-regexp-in-string
"\\\\#" (format "%03d" (1+ count))
(replace-match target t t rep)))
;; Simple incremental replacement.
((string-match "\\\\#" rep)
(replace-match
(format "%03d" (1+ count)) t t rep))
;; Substring replacement in placeholder.
((string-match
"\\\\@:\\([0-9]*\\):\\([0-9]*\\)" rep)
(replace-match (substring
target
(string-to-number
(match-string 1 rep))
(helm-acase (match-string 2 rep)
((guard (string= it ""))
(length target))
(t (string-to-number it))))
t t rep))
;; Search and replace in
;; placeholder. Doesn't
;; handle incremental here.
((string-match "\\\\@/\\(.*\\)/\\(.*\\)/" rep)
(replace-match (replace-regexp-in-string
(match-string 1 rep)
(match-string 2 rep)
target t)
t t rep))
;; Simple replacement by placeholder.
((string-match "\\\\@" rep)
(replace-match target t t rep))
;; Replacement with
;; upcase, downcase or
;; capitalized text.
((string= rep "%u") #'upcase)
((string= rep "%d") #'downcase)
((string= rep "%c") #'capitalize)
;; Simple replacement with
;; whole replacement regexp.
(t rep)))
(helm-basename old) t nil subexp))))
(defun helm-ff--prepare-str-with-regexp (str &optional rep1 rep2)
;; This is used in `helm-ff-query-replace-on-filenames' to prepare
;; STR when REGEXP is specified as substring e.g %:1:3 in this case
;; substring from 1 to 3 in STR will be enclosed with parenthesis to
;; match this substring as a subexp e.g %:1:3 on string "emacs" will
;; be replaced by "e\\(ma\\)cs" using subexp 1 like this:
;; (helm--replace-regexp-in-buffer-string "e\\(ma\\)cs" "fo" "emacs" nil t 1)
;; => "efocs"
;; ^^
;; Where "1" and "3" will be strings extracted with match-string
;; from regexp and refered respectively in this function as REP1 and
;; REP2.
(let* ((from (or (and rep1 (string-to-number rep1)) 0))
(to (or (and rep2 (string-to-number rep2)) (length str)))
(subexp (concat "\\(" (regexp-quote (substring str from to)) "\\)"))
(before-str (unless (zerop from)
(regexp-quote (substring str 0 from))))
(after-str (unless (= to (length str))
(regexp-quote (substring str to (length str))))))
(concat before-str subexp after-str)))
;; The action.
(defun helm-ff-query-replace-fnames-on-marked (_candidate)
(let ((marked (helm-marked-candidates :with-wildcard t)))
(helm-ff-query-replace-on-filenames marked)))
;; The command for `helm-find-files-map'.
(helm-make-command-from-action helm-ff-run-query-replace-fnames-on-marked
"Run query-replace on filenames from HFF."
'helm-ff-query-replace-fnames-on-marked)
(defun helm-ff-query-replace (_candidate)
(let ((bufs (cl-loop for f in (helm-marked-candidates :with-wildcard t)
collect (buffer-name (find-file-noselect f)))))
(helm-buffer-query-replace-1 nil bufs)))
(helm-make-command-from-action helm-ff-run-query-replace
"Run query-replace from HFF."
'helm-ff-query-replace)
(defun helm-ff-query-replace-regexp (_candidate)
(let ((bufs (cl-loop for f in (helm-marked-candidates :with-wildcard t)
collect (buffer-name (find-file-noselect f)))))
(helm-buffer-query-replace-1 'regexp bufs)))
(helm-make-command-from-action helm-ff-run-query-replace-regexp
"Run query-replace regexp from HFF."
'helm-ff-query-replace-regexp)
(defun helm-ff-toggle-auto-update ()
(if helm-ff--deleting-char-backward
(progn
(message "[Auto expansion disabled]")
(sit-for 1) (message nil)
(setq helm-ff--auto-update-state nil))
(setq helm-ff-auto-update-flag (not helm-ff-auto-update-flag))
(setq helm-ff--auto-update-state helm-ff-auto-update-flag)
(message "[Auto expansion %s]"
(if helm-ff-auto-update-flag "enabled" "disabled"))))
(defun helm-ff-run-toggle-auto-update ()
(interactive)
(with-helm-alive-p
(helm-ff-toggle-auto-update)))
(put 'helm-ff-run-toggle-auto-update 'helm-only t)
(defun helm-ff-delete-char-backward ()
"Go up one level or disable HFF auto update and delete char backward.
Going up one level works only when pattern is a directory endings
with \"/\", otherwise this command deletes char backward.
Going up one level can be disabled if necessary by deleting \"/\"
at end of pattern using \\<helm-map>\\[backward-char] and
\\[helm-delete-minibuffer-contents]."
(interactive)
(with-helm-alive-p
(if (and helm-ff-DEL-up-one-level-maybe
(string-match "/\\'" helm-pattern)
(file-directory-p helm-pattern))
(call-interactively 'helm-find-files-up-one-level)
(setq helm-ff-auto-update-flag nil)
(setq helm-ff--deleting-char-backward t)
(call-interactively
(lookup-key (current-global-map)
(read-kbd-macro "DEL")))
(helm--update-header-line))))
(put 'helm-ff-delete-char-backward 'helm-only t)
(defun helm-ff-delete-char-backward--exit-fn ()
(setq helm-ff-auto-update-flag helm-ff--auto-update-state)
(setq helm-ff--deleting-char-backward nil))
(defvar helm-ff--RET-disabled nil)
(defun helm-ff-RET-1 (&optional must-match)
"Used for RET action in `helm-find-files'.
See `helm-ff-RET' for details.
If MUST-MATCH is specified exit with
`helm-confirm-and-exit-minibuffer' which handle must-match mechanism."
(let ((sel (helm-get-selection))
;; Ensure `file-directory-p' works on remote files.
non-essential)
(cl-assert sel nil "Trying to exit with no candidates")
(if (and (or (file-directory-p sel)
(helm-ff--invalid-tramp-name-p sel))
;; Allows exiting with default action when a prefix arg
;; is specified.
(null current-prefix-arg)
(null helm-ff--RET-disabled)
(or (and (file-remote-p sel)
(string= "." (helm-basename sel))
(string-match-p "\\`[/].*:.*:\\'"
helm-pattern))
(not (string= "." (helm-basename sel)))))
(helm-execute-persistent-action)
(if must-match
(helm-confirm-and-exit-minibuffer)
(helm-maybe-exit-minibuffer)))))
(defun helm-ff-RET ()
"Default action for RET in `helm-find-files'.
Behave differently depending on `helm-selection':
- candidate basename is \".\" => open it in dired.
- candidate is a directory => expand it.
- candidate is a file => open it."
(interactive)
(helm-ff-RET-1))
(put 'helm-ff-RET 'helm-only t)
(defun helm-ff-TAB-1 (&optional force-menu)
"Used for TAB action in `helm-find-files'."
(let ((sel (helm-get-selection)))
(if (and (null force-menu)
(file-directory-p sel)
(not (string= "." (helm-basename sel))))
(helm-execute-persistent-action)
(helm-select-action))))
(defun helm-ff-TAB (arg)
"Default action for TAB in `helm-find-files'.
Behave differently depending on `helm-selection':
- candidate basename is \".\" => open the action menu.
- candidate is a directory => expand it.
- candidate is a file => open action menu.
Called with a prefix arg open menu unconditionally."
(interactive "P")
(helm-ff-TAB-1 arg))
(put 'helm-ff-TAB 'helm-only t)
(defun helm-ff-RET-must-match ()
"Same as `helm-ff-RET' but used in must-match map."
(interactive)
(helm-ff-RET-1 t))
(helm-make-command-from-action helm-ff-run-grep
"Run Grep action from `helm-source-find-files'."
'helm-find-files-grep)
(helm-make-command-from-action helm-ff-run-git-grep
"Run git-grep action from `helm-source-find-files'."
'helm-ff-git-grep)
(helm-make-command-from-action helm-ff-run-grep-ag
"Run grep AG action from `helm-source-find-files'."
'helm-find-files-ag)
(helm-make-command-from-action helm-ff-run-pdfgrep
"Run Pdfgrep action from `helm-source-find-files'."
'helm-ff-pdfgrep)
(helm-make-command-from-action helm-ff-run-zgrep
"Run Grep action from `helm-source-find-files'."
'helm-ff-zgrep)
(helm-make-command-from-action helm-ff-run-copy-file
"Run Copy file action from `helm-source-find-files'."
'helm-find-files-copy)
(helm-make-command-from-action helm-ff-run-rsync-file
"Run Rsync file action from `helm-source-find-files'."
'helm-find-files-rsync)
(helm-make-command-from-action helm-ff-run-rename-file
"Run Rename file action from `helm-source-find-files'."
'helm-find-files-rename)
(helm-make-command-from-action helm-ff-run-byte-compile-file
"Run Byte compile file action from `helm-source-find-files'."
'helm-find-files-byte-compile)
(helm-make-command-from-action helm-ff-run-load-file
"Run Load file action from `helm-source-find-files'."
'helm-find-files-load-files)
(helm-make-command-from-action helm-ff-run-eshell-command-on-file
"Run eshell command on file action from `helm-source-find-files'."
'helm-find-files-eshell-command-on-file)
(helm-make-command-from-action helm-ff-run-ediff-file
"Run Ediff file action from `helm-source-find-files'."
'helm-find-files-ediff-files)
(helm-make-command-from-action helm-ff-run-ediff-merge-file
"Run Ediff merge file action from `helm-source-find-files'."
'helm-find-files-ediff-merge-files)
(helm-make-command-from-action helm-ff-run-symlink-file
"Run Symlink file action from `helm-source-find-files'."
'helm-find-files-symlink)
(helm-make-command-from-action helm-ff-run-relsymlink-file
"Run Symlink file action from `helm-source-find-files'."
'helm-find-files-relsymlink)
(helm-make-command-from-action helm-ff-run-hardlink-file
"Run Hardlink file action from `helm-source-find-files'."
'helm-find-files-hardlink)
(helm-make-command-from-action helm-ff-run-compress-to
"Run Compress to archive action from `helm-source-find-files'."
'helm-find-files-compress-to)
(helm-make-command-from-action helm-ff-run-chmod
"Run chmod action from `helm-source-find-files'."
'helm-ff-chmod)
(defun helm-ff-delete-files (candidate)
"Delete files default action."
(funcall helm-ff-delete-files-function candidate))
(helm-make-command-from-action helm-ff-run-delete-file
"Run Delete file action from `helm-source-find-files'."
'helm-ff-delete-files)
(helm-make-command-from-action helm-ff-run-complete-fn-at-point
"Run complete file name action from `helm-source-find-files'."
'helm-insert-file-name-completion-at-point)
(helm-make-command-from-action helm-ff-run-switch-to-shell
"Run switch to eshell action from `helm-source-find-files'."
'helm-ff-switch-to-shell)
(helm-make-command-from-action helm-ff-run-switch-other-window
"Run switch to other window action from `helm-source-find-files'.
When a prefix arg is provided, split is done vertically."
'helm-find-files-other-window)
(helm-make-command-from-action helm-ff-run-switch-other-frame
"Run switch to other frame action from `helm-source-find-files'."
'find-file-other-frame)
(helm-make-command-from-action helm-ff-run-open-file-externally
"Run open file externally command action from `helm-source-find-files'."
'helm-open-file-externally)
(helm-make-command-from-action helm-ff-run-open-file-with-default-tool
"Run open file externally command action from `helm-source-find-files'."
'helm-open-file-with-default-tool)
(defun helm-ff-locate (candidate)
"Locate action function for `helm-find-files'."
(helm-locate-set-command)
(let ((default (concat (helm-basename
(expand-file-name
candidate
helm-ff-default-directory))
(unless (or
;; "-b" is already added when fuzzy matching.
helm-locate-fuzzy-match
;; The locate '-b' option doesn't exists
;; in everything (es).
(and (eq system-type 'windows-nt)
(string-match "^es" helm-locate-command)))
" -b"))))
(helm-locate-1 helm-current-prefix-arg nil 'from-ff default)))
(helm-make-command-from-action helm-ff-run-locate
"Run locate action from `helm-source-find-files'."
'helm-ff-locate)
(defun helm-files-insert-as-org-link (candidate)
(insert (format "[[%s][]]" candidate))
(goto-char (- (point) 2)))
(helm-make-command-from-action helm-ff-run-insert-org-link
"Run insert org link from HFF."
'helm-files-insert-as-org-link)
(helm-make-command-from-action helm-ff-run-find-file-as-root
"Run find file as root from HFF."
'helm-find-file-as-root)
(helm-make-command-from-action helm-ff-run-find-alternate-file
"Run `find-alternate-file' from HFF."
'find-alternate-file)
(helm-make-command-from-action helm-ff-run-mail-attach-files
"Run mail attach files command action from `helm-source-find-files'."
'helm-ff-mail-attach-files)
(helm-make-command-from-action helm-ff-run-etags
"Run Etags command action from `helm-source-find-files'."
'helm-ff-etags-select)
(defvar lpr-printer-switch)
(defun helm-ff-print (_candidate)
"Print marked files.
You may to set in order variables `lpr-command',`lpr-switches'
and/or `printer-name', but with no settings Helm should detect
your printer(s) and print with the default `lpr' settings.
NOTE: DO NOT set the \"-P\" flag in `lpr-switches'. If you really
have to modify this, do it in `lpr-printer-switch'.
Same as `dired-do-print' but for Helm."
(require 'lpr)
(when (or helm-current-prefix-arg
(not helm-ff-printer-list))
(setq helm-ff-printer-list
(helm-ff-find-printers)))
(let* ((file-list (helm-marked-candidates :with-wildcard t))
(len (length file-list))
(printer-name (if helm-ff-printer-list
(helm-comp-read
"Printer: " helm-ff-printer-list)
printer-name))
(lpr-switches
(if (and (stringp printer-name)
(string< "" printer-name))
(cons (concat lpr-printer-switch " " printer-name)
lpr-switches)
lpr-switches))
(command (helm-read-string
(format "Print *%s File(s):\n%s with: "
len
(mapconcat
(lambda (f) (format "- %s\n" f))
file-list ""))
(when (and lpr-command lpr-switches)
(mapconcat 'identity
(cons lpr-command
(if (stringp lpr-switches)
(list lpr-switches)
lpr-switches))
" "))))
(file-args (mapconcat #'shell-quote-argument
file-list " "))
(cmd-line (concat command " " file-args)))
(if command
(start-process-shell-command "helm-print" nil cmd-line)
(error "Error: Please verify your printer settings in Emacs."))))
(helm-make-command-from-action helm-ff-run-print-file
"Run Print file action from `helm-source-find-files'."
'helm-ff-print)
(defun helm-ff-checksum (file)
"Calculate the checksum of FILE.
The checksum is copied to `kill-ring'.
Checksum is calculated with the md5sum, sha1sum, sha224sum,
sha256sum, sha384sum and sha512sum when available, otherwise the
Emacs function `secure-hash' is used but it is slow and may crash
Emacs and even the whole system as it eats all memory."
(cl-assert (file-regular-p file)
nil "`%s' is not a regular file" file)
(let* ((algo (intern (helm-comp-read
"Algorithm: "
'(md5 sha1 sha224 sha256 sha384 sha512))))
(cmd (concat (symbol-name algo) "sum"))
(bn (helm-basename file))
proc)
(message "Calculating %s checksum for %s..." algo bn)
(if (executable-find cmd)
(progn
(set-process-filter
(setq proc (start-file-process cmd nil cmd "-b" file))
(lambda (_process output)
(when output (kill-new output))))
(set-process-sentinel
proc
`(lambda (_process event)
(when (string= event "finished\n")
(message "Calculating %s checksum for `%s' done and copied to kill-ring"
,(symbol-name algo) ,bn)))))
(async-let ((sum (with-temp-buffer
(insert-file-contents-literally file)
(secure-hash algo (current-buffer)))))
(kill-new sum)
(message "Calculating %s checksum for `%s' done and copied to kill-ring"
algo bn)))))
(defun helm-ff-toggle-basename ()
(with-helm-buffer
(setq helm-ff-transformer-show-only-basename
(not helm-ff-transformer-show-only-basename))
(let* ((cand (helm-get-selection))
(target (if helm-ff-transformer-show-only-basename
(helm-basename cand) cand)))
(helm-force-update
(format helm-ff-last-expanded-candidate-regexp
(regexp-quote target))))))
(defun helm-ff-run-toggle-basename ()
(interactive)
(with-helm-alive-p
(unless (helm-empty-source-p)
(helm-ff-toggle-basename))))
(put 'helm-ff-run-toggle-basename 'helm-only t)
(defun helm-ff-mark-similar-files-1 ()
"Mark similar files.
Files are considered similar if they have the same face and same
extension."
(with-helm-window
(let* ((src (helm-get-current-source))
(file (helm-get-selection nil 'withprop src))
(face (get-text-property (min 2 (length file)) 'face file))
(ext (file-name-extension file)))
(helm-map-candidates-in-source src
(lambda (_cand) (helm-make-visible-mark))
(lambda (cand)
(and (not (helm-this-visible-mark))
(eq (get-text-property (min 2 (length cand)) 'face cand) face)
(equal ext (file-name-extension cand)))))
(helm-mark-current-line)
(helm-display-mode-line src t)
(when helm-marked-candidates
(message "%s candidates marked" (length helm-marked-candidates))
(set-window-margins (selected-window) 1)))))
(defun helm-ff-mark-similar-files ()
"Mark all files similar to selection."
(interactive)
(with-helm-alive-p
(let ((marked (helm-marked-candidates)))
(if (and (>= (length marked) 1)
(with-helm-window helm-visible-mark-overlays))
(helm-unmark-all)
(helm-ff-mark-similar-files-1)))))
(put 'helm-ff-mark-similar-files 'helm-only t)
(defun helm-reduce-file-name-1 (fname level)
;; This is the old version of helm-reduce-file-name, we still use it
;; with ftp fnames as expand-file-name is not working as expected
;; with ftp fnames (emacs bug).
(cl-loop with result
with iter = (helm-iter-reduce-fname (expand-file-name fname))
repeat level do (setq result (helm-iter-next iter))
finally return (or result (expand-file-name "/"))))
(defun helm-reduce-file-name-2 (fname level)
;; This version comes from Bug#2004 (UNC paths) and should fix
;; it. It works with local files and remote files as well but not
;; with ftp, see helm-reduce-file-name-1.
(while (> level 0)
(unless (or (string= fname "/")
(string= (file-remote-p fname 'localname) "/"))
(setq fname (expand-file-name
(concat (expand-file-name fname) "/../"))))
(setq level (1- level)))
fname)
(defun helm-reduce-file-name (fname level)
"Reduce FNAME by number LEVEL from end."
(if (helm-aand (file-remote-p fname 'method)
(string= it "ftp"))
(helm-reduce-file-name-1 fname level)
(helm-reduce-file-name-2 fname level)))
(defun helm-iter-reduce-fname (fname)
"Yield FNAME reduced by one level at each call."
(let ((split (split-string fname "/" t)))
(unless (or (null split)
(string-match "\\`\\(~\\|[[:alpha:]]:\\)" (car split)))
(setq split (cons "/" split)))
(lambda ()
(when (and split (cdr split))
(cl-loop for i in (setq split (butlast split))
concat (if (string= i "/") i (concat i "/")))))))
(defvar helm-find-files--level-tree nil)
(defvar helm-find-files--level-tree-iterator nil)
(defun helm-find-files-up-one-level (arg)
"Go up one level like unix command `cd ..'.
If prefix numeric arg is given go ARG level up."
(interactive "p")
(with-helm-alive-p
(helm-ff-after-persistent-show-all)
(let ((src (helm-get-current-source)))
(when (and (helm-file-completion-source-p src)
(not (helm-ff--invalid-tramp-name-p)))
(with-helm-window
(when (helm-follow-mode-p)
(helm-follow-mode -1) (message nil)))
;; When going up one level we want to be at the line
;; corresponding to actual directory, so store this info
;; in `helm-ff-last-expanded'.
(let ((cur-cand (helm-get-selection nil nil src))
(new-pattern (helm-reduce-file-name helm-pattern arg)))
;; Ensure visibility on all candidates for preselection.
(unless (helm-empty-source-p)
;; We may have an empty source in read-file-name when a
;; predicate is used e.g. images and the default is a non
;; file image.
(helm-set-attr 'candidate-number-limit
(if helm-ff-up-one-level-preselect
(max (gethash new-pattern
helm-ff--directory-files-length
helm-ff-candidate-number-limit)
helm-ff-candidate-number-limit)
helm-ff-candidate-number-limit)))
(cond ((file-directory-p helm-pattern)
(setq helm-ff-last-expanded helm-ff-default-directory))
((file-exists-p helm-pattern)
(setq helm-ff-last-expanded helm-pattern))
((and cur-cand (file-exists-p cur-cand))
(setq helm-ff-last-expanded cur-cand)))
(unless helm-find-files--level-tree
(setq helm-find-files--level-tree
(cons helm-ff-default-directory
helm-find-files--level-tree)))
(setq helm-find-files--level-tree-iterator nil)
(push new-pattern helm-find-files--level-tree)
(setq helm-ff--show-thumbnails
(member new-pattern helm-ff--thumbnailed-directories))
(helm-set-pattern new-pattern helm-suspend-update-flag)
(with-helm-after-update-hook (helm-ff-retrieve-last-expanded)))))))
(put 'helm-find-files-up-one-level 'helm-only t)
(defun helm-find-files-down-last-level ()
"Retrieve previous paths reached by `C-l' in helm-find-files."
(interactive)
(with-helm-alive-p
(when (and (helm-file-completion-source-p)
(not (helm-ff--invalid-tramp-name-p)))
(unless helm-find-files--level-tree-iterator
(setq helm-find-files--level-tree-iterator
(helm-iter-list (cdr helm-find-files--level-tree))))
(setq helm-find-files--level-tree nil)
(helm-aif (helm-iter-next helm-find-files--level-tree-iterator)
(progn
(setq helm-ff--show-thumbnails
(member it helm-ff--thumbnailed-directories))
(helm-set-pattern it))
(setq helm-find-files--level-tree-iterator nil)))))
(put 'helm-find-files-down-last-level 'helm-only t)
(defun helm-find-files--reset-level-tree ()
(setq helm-find-files--level-tree-iterator nil
helm-find-files--level-tree nil))
(add-hook 'helm-cleanup-hook 'helm-find-files--reset-level-tree)
(add-hook 'post-self-insert-hook 'helm-find-files--reset-level-tree)
(add-hook 'helm-after-persistent-action-hook 'helm-find-files--reset-level-tree)
(defun helm-ff-retrieve-last-expanded ()
"Move overlay to last visited directory `helm-ff-last-expanded'.
This happen after using `helm-find-files-up-one-level', or
hitting C-j on \"..\"."
(when helm-ff-last-expanded
(let ((presel (if helm-ff-transformer-show-only-basename
(helm-basename
(directory-file-name helm-ff-last-expanded))
(directory-file-name helm-ff-last-expanded))))
(with-helm-window
(when (re-search-forward
(format helm-ff-last-expanded-candidate-regexp
(regexp-quote presel))
nil t)
(forward-line 0)
(helm-mark-current-line)))
(setq helm-ff-last-expanded nil))))
(defun helm-ff-undo ()
"Undo minibuffer in `helm-find-files'.
Ensure disabling `helm-ff-auto-update-flag' before undoing."
(interactive)
(let ((old--flag helm-ff-auto-update-flag))
(setq helm-ff-auto-update-flag nil)
(setq helm-ff--auto-update-state nil)
(unwind-protect
(progn
(undo)
(helm-check-minibuffer-input))
(setq helm-ff-auto-update-flag old--flag)
(setq helm-ff--auto-update-state helm-ff-auto-update-flag))))
(put 'helm-ff-undo 'helm-only t)
;;; Auto-update - helm-find-files auto expansion of directories.
;;
;;
(defun helm-ff-update-when-only-one-matched ()
"Expand to directory when sole completion.
When only one candidate is remaining and it is a directory,
expand to this directory.
This happen only when `helm-ff-auto-update-flag' is non-nil or
when `helm-pattern' is equal to \"~/\"."
(let ((src (helm-get-current-source)))
(when (and (helm-file-completion-source-p src)
(not (get-buffer-window helm-action-buffer 'visible))
(not (helm-ff--invalid-tramp-name-p))
(not (string-match-p "\\`[.]\\{2\\}[^/]+"
(helm-basename helm-pattern))))
(with-helm-buffer
(let* ((history-p (string= (assoc-default 'name src)
"Read File Name History"))
(pat (helm-ff-set-pattern helm-pattern))
;; Try to shut up persistent tramp error with adb method when
;; adding tilde to path.
(tramp-tolerate-tilde (equal (file-remote-p pat 'method)
tramp-adb-method))
(completed-p (helm-aand (expand-file-name
(substitute-in-file-name pat))
(string= (file-name-as-directory it)
helm-ff-default-directory)))
(candnum (helm-get-candidate-number))
(lt2-p (and (<= candnum 2)
(>= (string-width (helm-basename helm-pattern)) 2)))
(cur-cand (helm-get-selection nil nil src))
expand-to)
(when (and (or (and helm-ff-auto-update-flag
(null helm-ff--deleting-char-backward)
;; Bug#295
;; File predicates are returning t
;; with paths like //home/foo.
;; So check it is not the case by regexp
;; to allow user to do C-a / to start e.g
;; entering a tramp method e.g /sudo::.
(not (string-match "\\`//" helm-pattern))
(not (eq last-command 'helm-yank-text-at-point)))
;; Fix Bug#542.
(string= helm-pattern "~/")
;; Only one remaining directory, expand it.
(and (= candnum 1)
helm-ff--auto-update-state
(file-accessible-directory-p pat)
(null helm-ff--deleting-char-backward)))
(or
;; Only one candidate remaining
;; and at least 2 char in basename.
lt2-p
;; Already completed.
completed-p)
(not history-p) ; Don't try to auto complete in history.
(stringp cur-cand)
(file-accessible-directory-p cur-cand))
(if (and (not (helm-ff-dot-file-p cur-cand)) ; [1]
;; Maybe we are here because completed-p is true
;; but check this again to be sure. (Windows fix)
(<= candnum 2)) ; [2]
;; If after going to next line the candidate
;; is not one of "." or ".." [1]
;; and only one candidate is remaining [2],
;; assume candidate is a new directory to expand, and do it.
(progn
(setq expand-to (file-name-as-directory
(substring-no-properties cur-cand)))
(setq helm-ff--show-thumbnails
(member expand-to helm-ff--thumbnailed-directories))
(helm-set-pattern expand-to)
;; Reset flags to show all when changing dir.
(helm-ff-after-persistent-show-all))
;; The candidate is one of "." or ".."
;; that mean we have entered the last letter of the directory name
;; in prompt, so expansion is already done, just add the "/" at end
;; of name unless helm-pattern ends with "."
;; (i.e we are writing something starting with ".")
(unless (string-match "\\`.*[.]\\{1\\}\\'" helm-pattern)
;; Need to expand-file-name to avoid e.g /ssh:host:./ in prompt.
(setq expand-to (expand-file-name (file-name-as-directory helm-pattern)))
(setq helm-ff--show-thumbnails
(member expand-to helm-ff--thumbnailed-directories))
(helm-set-pattern expand-to)))
;; When typing pattern in minibuffer, helm
;; expand very fast to a directory matching pattern and
;; don't let undo the time to set a boundary, the result
;; is when e.g. going to root with "//" and undoing, undo
;; doesn't undo to previous input. One fix for this is to
;; advice `undo-auto--boundary-ensure-timer' so that it is
;; possible to modify its delay (use a value of 1s for
;; helm), a second fix is to run directly here `undo-boundary'
;; inside a timer.
(run-at-time helm-input-idle-delay nil #'undo-boundary)
(helm-check-minibuffer-input)))))))
(cl-defun helm-ff-auto-expand-to-home-or-root (&optional (pattern helm-pattern spattern))
"Allow expanding to $HOME or \"/\" or text yanked after pattern.
Argument PATTERN default to `helm-pattern' and should _not_ be used for
other purpose than debugging the second cond clause of this function.
When PATTERN is specified, specific helm functions are not called to
avoid errors when called outside helm for debugging purpose."
(when (or spattern
(and (helm-file-completion-source-p)
(with-current-buffer (window-buffer (minibuffer-window)) (eolp))
(not (string-match helm-ff-url-regexp pattern))))
(cond ((and (not (file-remote-p pattern))
(null (file-exists-p pattern))
(string-match-p
"\\`\\([.]\\)\\{2\\}[^/]+"
(helm-basename pattern))
(string-match-p "/\\'" pattern)
(null spattern))
(helm-ff-recursive-dirs pattern)
(helm-ff--maybe-set-pattern-and-update))
((string-match
"\\(?:\\`~/\\)\\|/?\\$.*/\\|/\\./\\|/\\.\\./\\|/~.*/\\|//\\|\\(/[[:alpha:]]:/\\)"
pattern)
(let* ((match (match-string 0 pattern))
(input (cond ((string= match "/./")
(expand-file-name default-directory))
((string= pattern "/../") "/")
((string-match-p "\\`/\\$" match)
(let ((sub (substitute-in-file-name match)))
(if (file-directory-p sub)
sub (replace-regexp-in-string "/\\'" "" sub))))
(t (helm-ff--expand-substitued-pattern pattern)))))
;; `file-directory-p' returns t on "/home/me/." (Bug#1844).
(if (and (file-directory-p input)
(not (string-match-p "[^.]\\.\\'" input)))
(progn
(setq helm-ff-default-directory
(setq input (file-name-as-directory input)))
;; When changing directory ensure to show all.
(helm-ff-after-persistent-show-all))
(setq helm-ff-default-directory (file-name-as-directory
(file-name-directory input))))
(if spattern input (helm-ff--maybe-set-pattern-and-update input))))
((and (string-match "\\`/\\(-\\):.*" pattern) (null spattern))
(helm-ff--maybe-set-pattern-and-update
(replace-match tramp-default-method t t pattern 1))))))
(defun helm-ff--maybe-set-pattern-and-update (&optional str)
(with-helm-window
(when str (helm-set-pattern str))
(helm-check-minibuffer-input)))
(defun helm-ff--expand-file-name-no-dot (name &optional directory)
"Prevent expanding \"/home/user/.\" to \"/home/user\"."
;; Bug#1844 - If user enter "~/." to type an hidden filename
;; don't expand to /home/him e.g.
;; (expand-file-name "~/.") =>"/home/thierry"
;; (helm-ff--expand-substitued-pattern "~/.") =>"/home/thierry/."
(concat (expand-file-name name directory)
(and (string-match "[^.]\\.\\'" name) "/.")))
(defun helm-ff--expand-substitued-pattern (pattern)
;; [Windows] On UNC paths "/" expand to current machine,
;; so use the root of current Drive. (i.e "C:/")
(let* ((directory (and (memq system-type '(windows-nt ms-dos))
(getenv "SystemDrive")))
(subst (helm-substitute-in-filename pattern))
;; On Windows use a simple call to `expand-file-name' to
;; avoid Bug#2004.
(expand-fn (if directory
#'expand-file-name
#'helm-ff--expand-file-name-no-dot)))
;; Fix Bug#2223 with tilde in directory names e.g. "~/tmp/~test/".
(funcall expand-fn (if (string-match-p "\\`~[^/]" subst)
pattern subst)
;; directory is nil on Nix.
directory)))
(defun helm-substitute-in-filename (fname)
"Substitute all parts of FNAME from start up to \"~/\" or \"/\".
On windows system substitute from start up to \"/[[:lower:]]:/\".
This function is needed for `helm-ff-auto-expand-to-home-or-root'
and should be used carefully elsewhere, or not at all, using
`substitute-in-file-name' instead."
(cond ((and helm--url-regexp
(string-match-p helm--url-regexp fname))
fname)
((and (file-remote-p fname)
helm-substitute-in-filename-stay-on-remote)
(let ((sub (substitute-in-file-name fname)))
(if (file-directory-p sub)
sub (replace-regexp-in-string "/\\'" "" sub))))
(t
(with-temp-buffer
(insert fname)
(goto-char (point-min))
(when (memq system-type '(windows-nt ms-dos))
(skip-chars-forward "/")) ;; Avoid infloop in UNC paths Bug#424
(if (re-search-forward "~.*/?\\|//\\|/[[:alpha:]]:/" nil t)
(let ((match (match-string 0)))
(goto-char (if (or (string= match "//")
(string-match-p "/[[:alpha:]]:/" match))
(1+ (match-beginning 0))
(match-beginning 0)))
(buffer-substring-no-properties (point) (pos-eol)))
fname)))))
(defun helm-point-file-in-dired (file)
"Put point on filename FILE in dired buffer."
(unless (and helm--url-regexp
(string-match-p helm--url-regexp file))
(let ((target (expand-file-name (helm-substitute-in-filename file))))
(dired (file-name-directory target))
(dired-goto-file target))))
(defun helm-marked-files-in-dired (_candidate)
"Open a dired buffer with only marked files.
With a prefix arg toggle dired buffer to wdired mode.
Note: This function works only in Emacs-29+ because Wdired doesn't support
editing absolute fnames in previous Emacs versions."
(let* ((marked (helm-marked-candidates :with-wildcard t))
(current (car marked)))
(unless (and helm--url-regexp
(string-match-p helm--url-regexp current))
(let ((target (expand-file-name (helm-substitute-in-filename current))))
(dired (cons helm-ff-default-directory marked))
(dired-goto-file target)
(when (or helm-current-prefix-arg current-prefix-arg)
(call-interactively 'wdired-change-to-wdired-mode))))))
(defun helm-ff-wfnames (_candidate)
"Edit marked fnames with `Wfnames' package."
(cl-assert (require 'wfnames nil t) nil "Wfnames package not found")
(let ((marked (helm-marked-candidates :with-wildcard t)))
(wfnames-setup-buffer
marked #'switch-to-buffer (buffer-live-p (get-buffer wfnames-buffer)))))
(defun helm-ff-edit-marked-files (candidate)
"Edit marked files with `helm-ff-edit-marked-files-fn' fn."
(funcall helm-ff-edit-marked-files-fn candidate))
(helm-make-command-from-action helm-ff-run-edit-marked-files
"Execute `helm-ff-edit-marked-files' interactively."
'helm-ff-edit-marked-files)
(defun helm-ff--create-tramp-name (fname)
"Build filename from `helm-pattern' like /su:: or /sudo::."
;; `tramp-make-tramp-file-name' takes 7 args on emacs-26 whereas it
;; takes only 5 args in emacs-24/25.
(apply #'tramp-make-tramp-file-name
;; `tramp-dissect-file-name' returns a list in emacs-26
;; whereas in 24.5 it returns a vector, thus the car is a
;; symbol (`tramp-file-name') which is not needed as argument
;; for `tramp-make-tramp-file-name' so transform the cdr in
;; vector, and for 24.5 use directly the returned value.
(cl-loop with v = (helm-ff--tramp-cons-or-vector
(tramp-dissect-file-name fname))
for i across v collect i)))
(defun helm-ff--tramp-cons-or-vector (vector-or-cons)
"Return VECTOR-OR-CONS as a vector."
(helm-acase vector-or-cons
((guard (and (consp it) (cdr it))) (vconcat guard))
((guard (vectorp it)) it)
(t (error "Wrong type argument: %s" it))))
(defun helm-ff--get-tramp-methods ()
"Return a list of the car of `tramp-methods'."
(or helm-ff--tramp-methods
(setq helm-ff--tramp-methods (mapcar 'car tramp-methods))))
(defun helm-ff--previous-mh-tramp-method (str)
(save-match-data
(with-temp-buffer
(insert str)
(when (re-search-backward
(concat "\\([|]\\)\\("
(mapconcat 'identity (helm-ff--get-tramp-methods) "\\|")
"\\):")
nil t)
(list
(buffer-substring-no-properties (pos-bol) (match-beginning 2))
(buffer-substring-no-properties (match-beginning 2) (match-end 2)))))))
(defun helm-ff--get-host-from-tramp-invalid-fname (fname)
"Extract hostname from an incomplete tramp file name.
Return nil on valid file name remote or not."
;; Check first if whole file is remote (file-remote-p is inefficient
;; in this case) otherwise we are matching e.g. /home/you/ssh:foo/
;; which is not a remote name.
;; FIXME this will not work with a directory or a file named like
;; "ssh:foo" and located at root (/) but it seems there is no real
;; solution apart disabling tramp-mode when a file/dir located at /
;; is matching helm-tramp-file-name-regexp; This would prevent usage
;; of tramp if one have such a directory at / (who would want to
;; have such a dir at / ???) See emacs-bug#31489.
(when (string-match-p helm-tramp-file-name-regexp fname)
(let* ((bn (helm-basename fname))
(bd (replace-regexp-in-string (regexp-quote bn) "" fname))
(split (split-string bn ":" t))
(meth (car (member (car split)
(helm-ff--get-tramp-methods)))))
(and meth (string= bd "/") (car (last split))))))
(cl-defun helm-ff--tramp-hostnames (&optional (pattern helm-pattern))
"Get a list of hosts for tramp method found in `helm-pattern'.
Argument PATTERN default to `helm-pattern'. It is here only for
debugging purpose."
(when (string-match helm-tramp-file-name-regexp pattern)
(let* ((mh-method (helm-ff--previous-mh-tramp-method pattern))
(method (or (cadr mh-method) (match-string 1 pattern))))
(cl-loop with all-methods = (helm-ff--get-tramp-methods)
for (f . h) in (tramp-get-completion-function method)
append (cl-loop for e in (funcall f (car h))
for host = (and (consp e) (cadr e))
;; On emacs-27 host may be
;; ("root" t) in sudo method.
when (and (stringp host)
(not (member host all-methods)))
collect (helm-ff-filter-candidate-one-by-one
(concat (or (car mh-method) "/")
method ":" host)))
into comps
finally return
(helm-fast-remove-dups comps :test 'equal)))))
(defun helm-ff-before-action-hook-fn ()
"Exit Helm when user try to execute action on an invalid tramp fname."
(let* ((src (helm-get-current-source))
(cand (helm-get-selection nil nil src)))
(when (and (helm-file-completion-source-p src)
(stringp cand)
(helm-ff--invalid-tramp-name-p cand) ; Check candidate.
(helm-ff--invalid-tramp-name-p)) ; check helm-pattern.
(error "Error: Unknown file or directory `%s'" cand))))
(add-hook 'helm-before-action-hook 'helm-ff-before-action-hook-fn)
(cl-defun helm-ff--invalid-tramp-name-p (&optional (pattern helm-pattern))
"Return non-nil when PATTERN is an invalid tramp filename."
(or (string= (helm-ff-set-pattern pattern)
"@@TRAMP@@")
;; Tramp methods completion.
(string-match helm-ff-tramp-method-regexp pattern)))
(defun helm-ff--tramp-postfixed-p (str)
"Return non nil when tramp path STR is complete."
;; E.g.:
;; (helm-ff--tramp-postfixed-p "/ssh:foo")
;; => nil
;; (helm-ff--tramp-postfixed-p "/ssh:foo:")
;; => 10
;; (helm-ff--tramp-postfixed-p "/ssh:foo|sudo:")
;; => nil
;; (helm-ff--tramp-postfixed-p "/ssh:foo|sudo::")
;; => 16
(let ((methods (helm-ff--get-tramp-methods))
result)
(save-match-data
(with-temp-buffer
(save-excursion (insert str))
(helm-awhile (search-forward ":" nil t)
(if (save-excursion
(forward-char -1)
(or (looking-back "[/|]" (1- (point)))
(looking-back
(mapconcat (lambda (m) (format "[/|]%s" m)) methods "\\|")
(pos-bol))))
(setq result nil)
(setq result it)))))
result))
(defun helm-ff--tramp-multihops-p (name)
(cl-loop for m in (helm-ff--get-tramp-methods)
thereis (string-match (format "\\`\\(/%s:.*[|]\\).*" m) name)))
(defun helm-ff-complete-tramp-methods ()
"Completion on tramp methods in a nested helm session."
(interactive)
(with-helm-alive-p
(let* (initial-input
(str helm-pattern)
(pattern (with-temp-buffer
(insert str)
(let ((end (point)) beg)
(when (re-search-backward "[/|]" nil t)
(setq beg (1+ (point)))
(unless (= beg end)
(setq initial-input
(buffer-substring beg end))
(delete-region beg end))
(buffer-string)))))
(collection (helm-ff--get-tramp-methods))
(method (helm-comp-read
"Tramp methods: "
(sort collection #'string<)
:initial-input initial-input
:fc-transformer
(lambda (candidates _source)
(cl-loop for c in candidates
collect (propertize c 'face 'helm-ff-file)))
:allow-nest t
:must-match t)))
(helm-set-pattern (concat pattern method ":")))))
(put 'helm-ff-complete-tramp-methods 'no-helm-mx t)
(defun helm-ff-set-pattern (pattern)
"Handle tramp filenames in `helm-pattern'."
(let* ((methods (helm-ff--get-tramp-methods))
;; Returns the position of last ":" entered.
(postfixed (helm-ff--tramp-postfixed-p pattern))
(reg "\\`/\\([^[/:]+\\|[^/]+]\\):.*:")
cur-method tramp-name)
(when (string-match "\\`/\\(-\\):" pattern)
(setq pattern (replace-match tramp-default-method t t pattern 1)))
;; In some rare cases tramp can return a nil input,
;; so be sure pattern is a string for safety (Bug#476).
(unless pattern (setq pattern ""))
(cond ((string-match helm-ff-url-regexp pattern) pattern)
((string-match "\\`\\$" pattern)
(substitute-in-file-name pattern))
((string= pattern "") "")
((string-match "\\`[.]\\{1,2\\}/\\'" pattern)
(expand-file-name pattern))
;; Directories ending by a dot (Bug#1940)
((string-match "[^/][.]/\\'" pattern)
(expand-file-name pattern))
((string-match ".*\\(~?/?[.]\\{1\\}/\\)\\'" pattern)
(expand-file-name default-directory))
((string-match ".*\\(~//\\|//\\)\\'" pattern)
(expand-file-name "/")) ; Expand to "/" or "c:/"
((string-match "\\`\\(~/\\|.*/~/\\)\\'" pattern)
(expand-file-name "~/"))
((string-match "\\`~/" pattern)
(expand-file-name pattern))
((string-match helm-ff-tramp-method-regexp pattern)
pattern)
;; Match "/method:maybe_hostname:~"
((and (string-match (concat reg "~") pattern)
postfixed
(setq cur-method (match-string 1 pattern))
(member cur-method methods))
(setq tramp-name (expand-file-name
(helm-ff--create-tramp-name
(match-string 0 pattern))))
(replace-match tramp-name nil t pattern))
;; Match "/method:maybe_hostname:"
((and (string-match reg pattern)
postfixed
(setq cur-method (match-string 1 pattern))
(member cur-method methods))
(setq tramp-name (helm-ff--create-tramp-name
(match-string 0 pattern)))
(replace-match tramp-name nil t pattern))
;; Match "/hostname:"
((and (string-match helm-tramp-file-name-regexp pattern)
postfixed
(setq cur-method (match-string 1 pattern))
(and cur-method (not (member cur-method methods))))
(setq tramp-name (helm-ff--create-tramp-name
(match-string 0 pattern)))
(replace-match tramp-name nil t pattern))
;; Match "/method:" in this case don't try to connect.
((and (null postfixed)
(string-match helm-tramp-file-name-regexp pattern)
(member (match-string 1 pattern) methods))
;; A flag to notify tramp name is incomplete.
"@@TRAMP@@")
;; Return PATTERN unchanged.
(t pattern))))
(defun helm-find-files-get-candidates ()
"Create candidate list for `helm-source-find-files'."
(let* ((path (helm-ff-set-pattern helm-pattern))
(dir-p (file-accessible-directory-p path))
basedir
invalid-basedir
non-essential
(tramp-verbose helm-tramp-verbose)) ; No tramp message when 0.
;; Tramp check if path is valid without waiting a valid
;; connection and may send a file-error.
(setq helm--ignore-errors (file-remote-p path))
(set-text-properties 0 (length path) nil path)
;; Bug#118 allow creation of newdir+newfile.
(unless (or
;; A tramp file name not completed.
(string= path "@@TRAMP@@")
;; An empty pattern
(string= path "")
(and (string-match-p ":\\'" path)
(helm-ff--tramp-postfixed-p path))
;; Check if base directory of PATH is valid.
(helm-aif (file-name-directory path)
;; If PATH is a valid directory IT=PATH,
;; else IT=basedir of PATH.
(file-directory-p it)))
;; BASEDIR is invalid, that's mean user is starting
;; to write a non--existing path in minibuffer
;; probably to create a 'new_dir' or a 'new_dir+new_file'.
(setq invalid-basedir t))
;; Don't set now `helm-pattern' if `path' == "@@TRAMP@@"
;; like that the actual value (e.g /ssh:) is passed to
;; `helm-ff--tramp-hostnames'.
(unless (or (string= path "@@TRAMP@@")
invalid-basedir) ; Leave helm-pattern unchanged.
(setq helm-ff-auto-update-flag ; [1]
;; Unless auto update is disabled start auto updating only
;; at third char.
(unless (or (null helm-ff--auto-update-state)
;; But don't enable auto update when
;; deleting backward.
helm-ff--deleting-char-backward
(and dir-p (not (string-match-p "/\\'" path))))
(or (>= (length (helm-basename path)) 3) dir-p)))
;; At this point the tramp connection is triggered.
(helm-log
"helm-find-files-get-candidates"
"Pattern=%S"
(setq helm-pattern (if (string-match helm-ff-tramp-method-regexp path)
;; A tramp method, don't modify pattern.
helm-pattern
(helm-ff--transform-pattern-for-completion path))))
;; This have to be set after [1] to allow deleting char backward.
(setq basedir (or (helm-aand
(if (and dir-p helm-ff-auto-update-flag)
;; Add the final "/" to path
;; when `helm-ff-auto-update-flag' is enabled.
(file-name-as-directory path)
(if (string= path "")
"/" (file-name-directory path)))
(expand-file-name it))
default-directory))
(setq helm-ff-default-directory
(if (string= helm-pattern "")
(expand-file-name "/") ; Expand to "/" or "c:/"
;; If path is an url *default-directory have to be nil.
(unless (or (string-match helm-ff-url-regexp path)
(and helm--url-regexp
(string-match helm--url-regexp path)))
basedir))))
(when (and (string-match ":\\'" path)
(file-remote-p basedir nil t))
(setq helm-pattern basedir))
(cond (invalid-basedir nil)
((string-match helm-ff-tramp-method-regexp path) ; Tramp methods
(mapcar (lambda (method)
(helm-ff-filter-candidate-one-by-one
(concat "/" ":" method)))
(helm-ff--get-tramp-methods)))
((string= path "@@TRAMP@@")
(helm-ff--tramp-hostnames)) ; Hostnames completion.
((or (and (file-regular-p path)
(eq last-repeatable-command 'helm-execute-persistent-action))
;; `ffap-url-regexp' don't match until url is complete.
(string-match helm-ff-url-regexp path)
(and helm--url-regexp (string-match helm--url-regexp path)))
;; Do NOT filter boring files here (Bug#2330).
(list (helm-ff-filter-candidate-one-by-one path nil t)))
((string= path "") (helm-ff-directory-files "/"))
;; Check here if directory is accessible (not working on Windows).
((and (file-directory-p path) (not (file-readable-p path)))
;; Prefix error message with @@@@ for safety
;; (some files may match file-error See bug#2400)
(list (cons (format "@@@@file-error: Opening directory permission denied `%s'" path)
path)))
;; A fast expansion of PATH is made only if `helm-ff-auto-update-flag'
;; is enabled.
((and dir-p helm-ff-auto-update-flag)
(helm-ff-directory-files path))
(t (helm-ff-directory-files basedir)))))
(defun helm-list-directory (directory &optional sel)
"List directory DIRECTORY.
If DIRECTORY is remote use `helm-list-remote-directory-fn',
otherwise use `directory-files'.
SEL argument is only here for debugging purpose, it default to
`helm-get-selection'."
(let* ((remote (file-remote-p directory 'method))
(helm-list-remote-directory-fn
(helm-acase remote
("ftp" #'helm-list-dir-lisp)
("adb" #'helm-list-dir-adb)
(t helm-list-remote-directory-fn)))
(use-ext-remote-fn
(and remote
(eq helm-list-remote-directory-fn 'helm-list-dir-external)))
(sort-method (helm-acase helm-ff-initial-sort-method
(newest (if use-ext-remote-fn
"-t" #'file-newer-than-file-p))
(size (if use-ext-remote-fn
"-S" #'helm-ff-file-larger-that-file-p))
(ext (if use-ext-remote-fn
#'identity
#'helm-group-candidates-by)))))
(if remote
(ignore-errors
(funcall helm-list-remote-directory-fn directory sort-method))
(helm-acase helm-ff-initial-sort-method
((newest size)
(sort (helm-local-directory-files
directory t directory-files-no-dot-files-regexp)
sort-method))
(ext (funcall sort-method
(helm-local-directory-files
directory t directory-files-no-dot-files-regexp)
#'file-name-extension
(or sel (helm-get-selection) "")))
(t (helm-local-directory-files
directory t directory-files-no-dot-files-regexp))))))
(defsubst helm-ff-file-larger-that-file-p (f1 f2)
(let ((attr1 (file-attributes f1))
(attr2 (file-attributes f2)))
(> (nth 7 attr1) (nth 7 attr2))))
(defun helm-list-dir-lisp (directory &optional sort-method)
"List DIRECTORY with `file-name-all-completions' as backend.
Add a `helm-ff-dir' property on each fname ending with \"/\"."
;; NOTE: `file-name-all-completions' and `directory-files' and most
;; tramp file handlers don't handle cntrl characters in fnames, so
;; the displayed files will be plain wrong in this case, even worst
;; the filenames will be splitted in two or more filenames.
(cl-loop for f in (sort (file-name-all-completions "" directory)
(or sort-method 'string-lessp))
unless (or (string= f "")
(member f '("./" "../" "." "..")))
if (and (helm--dir-name-p f)
(helm--dir-file-name f directory))
collect (propertize it 'helm-ff-dir t)
else collect (propertize (expand-file-name f directory)
'helm-ff-file t)))
(defun helm-file-name-all-completions-internal (directory)
(let ((switches "-1F"))
(with-temp-buffer
(insert-directory (format "%s*"
(file-name-as-directory directory))
switches t)
(split-string
(buffer-substring-no-properties (point-min) (point-max))
"\n" t))))
(defun helm-list-dir-adb (directory &optional sort-method)
"List DIRECTORY with `helm-file-name-all-completions-internal' as backend.
This is used for tramp adb backend.
Add a `helm-ff-dir' property on each fname ending with \"/\"."
(cl-loop with files = (helm-file-name-all-completions-internal directory)
for f in (sort files (or sort-method 'string-lessp))
for split = (split-string f "->" t)
for fname = (replace-regexp-in-string " $" "" (car split))
for truename = (cadr split)
collect (cond ((string-match "/\\'" fname)
(propertize (helm--dir-file-name fname directory)
'helm-ff-dir t))
(truename
(propertize (expand-file-name
(substring fname 0 (1- (length fname)))
directory)
'helm-ff-sym truename))
(t (propertize (expand-file-name fname directory)
'helm-ff-file t)))))
(defun helm-list-dir-external (dir &optional sort-method)
"List directory DIR with external shell command as backend.
This function is fast enough to be used for remote files and save
the type of files at the same time in a property for using it
later in the transformer."
(let ((default-directory (file-name-as-directory
(expand-file-name dir))))
(with-temp-buffer
(when (eq (process-file-shell-command
(format
;; -A remove dot files, -F append [*=@|/>] at eof
;; and -Q quote the real filename. If not using -Q,
;; there is no way to distinguish if foo* is a real
;; file or if it is foo the executable file so with
;; -Q we have "foo"* for the executable file foo and
;; "foo*" for the real file foo. The downside is
;; that we need an extra step to remove the quotes
;; at the end which impact performances.
"ls -A -1 -F -b -Q %s | awk -v dir=%s '{print dir $0}'"
(or sort-method "")
(shell-quote-argument default-directory))
nil t nil)
0)
(goto-char (point-min))
(save-excursion
(while (re-search-forward "[*=@|/>]$" nil t)
;; A line looks like /home/you/"foo"@
(helm-acase (match-string 0)
("*" (replace-match "")
(put-text-property
(pos-bol) (pos-eol) 'helm-ff-exe t))
("@" (replace-match "")
(put-text-property
(pos-bol) (pos-eol) 'helm-ff-sym t))
("/" (replace-match "")
(put-text-property
(pos-bol) (pos-eol) 'helm-ff-dir t))
(("=" "|" ">") (replace-match "")))))
(while (re-search-forward "[\"]" nil t)
(replace-match ""))
(add-text-properties (point-min) (point-max) '(helm-ff-file t))
(split-string (buffer-string) "\n" t)))))
;; This is to fix issue with file-notify.el no more following symlinks
;; on emacs-29 (regression) with inotify backend at least. Also it
;; seems inotify is not configured to follow symlinks on other systems
;; (MacOS) so this should fix as well this issue on such systems see
;; bug#2542.
;; Store here associations of (truename . symlink) when opening a
;; symlinked directory, then add the watch to the truename; When the
;; watcher ring on the truename remove the symlinked directory from cache.
(defvar helm-ff--list-directory-links nil)
(defun helm-ff-directory-files (directory &optional force-update)
"List contents of DIRECTORY.
Argument FULL mean absolute path.
It is same as `directory-files' but always returns the dotted
filename \\='.' and \\='..' even on root directories in Windows
systems.
When FORCE-UPDATE is non nil recompute candidates even if DIRECTORY is
in cache."
(let* ((method (file-remote-p directory 'method))
(dfn (directory-file-name directory))
(truename (and (file-symlink-p dfn) (file-truename dfn))))
(setq directory (file-name-as-directory
(expand-file-name directory)))
(when truename
(cl-pushnew (cons truename directory)
helm-ff--list-directory-links :test 'equal))
(or (and (not force-update)
(not (member method helm-ff-inotify-unsupported-methods))
(gethash directory helm-ff--list-directory-cache))
(let* (file-error
(ls (condition-case err
(helm-list-directory directory)
;; Handle file-error from here for Windows
;; because predicates like `file-readable-p' and friends
;; seem broken on emacs for Windows systems (always returns t).
;; This should never be called on GNU/Linux/Unix
;; as the error is properly intercepted in
;; `helm-find-files-get-candidates' by `file-readable-p'.
(file-error
(prog1
;; Prefix error message with @@@@ for safety
;; (some files may match file-error See bug#2400)
(list (format "@@@@%s:%s"
(car err)
(mapconcat 'identity (cdr err) " ")))
(setq file-error t)))))
(dot (concat directory "."))
(dot2 (concat directory ".."))
(candidates (append (and (not file-error) (list dot dot2)) ls))
watcher)
(puthash directory (+ (length ls) 2) helm-ff--directory-files-length)
(prog1
(puthash directory
(cl-loop for f in candidates
when (helm-ff-filter-candidate-one-by-one f)
collect it)
helm-ff--list-directory-cache)
;; Put an inotify watcher to check directory modifications.
(unless (or (null helm-ff-use-notify)
(member method helm-ff-inotify-unsupported-methods)
(helm-aand (setq watcher (gethash
directory
helm-ff--file-notify-watchers))
;; [1] If watcher is invalid enter
;; next and delete it.
(file-notify-valid-p it)))
(condition-case-unless-debug err
(let ((to-watch (or truename directory)))
(when watcher
;; If watcher is still in cache and we are here,
;; that's mean test [1] above fails and watcher
;; is invalid, so delete it.
(file-notify-rm-watch watcher)
(remhash directory helm-ff--file-notify-watchers))
;; Keep adding DIRECTORY to
;; helm-ff--file-notify-watchers but watch on the
;; truename and not the symlink as before bug#2542.
(puthash directory
(file-notify-add-watch
to-watch
'(change attribute-change)
(helm-ff--inotify-make-callback to-watch))
helm-ff--file-notify-watchers))
(file-notify-error (user-error "Error: %S %S" (car err) (cdr err))))))))))
(defun helm-ff--inotify-make-callback (directory)
"Return a callback for `file-notify-add-watch'."
(lambda (event)
(let ((desc (cadr event))
(target directory)) ; Either truename or directory.
(helm-log "Inotify callback" "Event %S called on %S" event directory)
;; `attribute-changed' means permissions have changed, not
;; file modifications like file changes, visit
;; etc... AFAIU the desc for this is `changed' and for our
;; use case we don't care of this. Elemnts of
;; `helm-ff--list-directory-links' are of the form
;; (truename . visited-symlink-directory)
(when (memq desc '(created deleted renamed attribute-changed))
;; Watched directory is the truename which is not in the
;; cache, so remove its associated directory (the symlink)
;; from the cache bug#2542.
(helm-aif (assoc directory helm-ff--list-directory-links)
(progn
(setq target (cdr it))
(setq helm-ff--list-directory-links
(delete it helm-ff--list-directory-links))))
;; When TARGET is modified remove it from cache.
(helm-log "Inotify callback"
"Removing %S from `helm-ff--list-directory-cache'" target)
(remhash target helm-ff--list-directory-cache)))))
(defun helm-ff-tramp-cleanup-hook (vec)
"Remove remote directories related to VEC in helm-ff* caches.
Remove as well all related file-notify watchers.
This is meant to run in `tramp-cleanup-connection-hook'."
(cl-loop for key being the hash-keys in helm-ff--list-directory-cache
when (equal (file-remote-p key 'method) (cadr vec))
do (remhash key helm-ff--list-directory-cache))
(cl-loop for key being the hash-keys in helm-ff--file-notify-watchers
when (equal (file-remote-p key 'method) (cadr vec))
do (progn
(file-notify-rm-watch
(gethash key helm-ff--file-notify-watchers))
(remhash key helm-ff--file-notify-watchers))))
(add-hook 'tramp-cleanup-connection-hook #'helm-ff-tramp-cleanup-hook)
(defun helm-ff-handle-backslash (fname)
;; Allow creation of filenames containing a backslash.
(cl-loop with bad = '((92 . ""))
for i across fname
if (assq i bad) concat (cdr it)
else concat (string i)))
(defun helm-ff-fuzzy-matching-p ()
(and helm-ff-fuzzy-matching
(not (memq helm-mm-matching-method '(multi1 multi3p)))))
(defun helm-ff--transform-pattern-for-completion (pattern)
"Maybe return PATTERN with it's basename modified as a regexp.
This happens only when `helm-ff-fuzzy-matching' is enabled.
This provides a similar behavior as `ido-enable-flex-matching'.
See also `helm--mapconcat-pattern'.
If PATTERN is an url return it unmodified.
When PATTERN contains a space fallback to multi-match.
If basename contains one or more space fallback to multi-match.
If PATTERN is a valid directory name, return PATTERN unchanged."
;; handle bad filenames containing a backslash (no more needed in
;; emacs-26, also prevent regexp matching with e.g. "\|").
;; (setq pattern (helm-ff-handle-backslash pattern))
(let ((bn (helm-basename pattern))
(bd (or (helm-basedir pattern) ""))
;; Trigger tramp connection with file-directory-p.
(dir-p (file-directory-p pattern))
(tramp-p (cl-loop for (m . f) in tramp-methods
thereis (string-match m pattern))))
;; Always regexp-quote base directory name to handle
;; crap dirnames such e.g bookmark+
(cond
((or (and dir-p tramp-p (string-match ":\\'" pattern))
(string= pattern "")
(and dir-p (<= (length bn) 2))
;; Fix Bug#541 when BD have a subdir similar
;; to BN, don't switch to match plugin
;; which will match both.
(and dir-p (string-match (regexp-quote bn) bd)))
;; Use full PATTERN on e.g "/ssh:host:".
(regexp-quote pattern))
;; Prefixing BN with a space call multi-match completion.
;; This allow showing all files/dirs matching BN (Bug#518).
;; FIXME: some multi-match methods may not work here.
(dir-p (concat (regexp-quote bd) " " (regexp-quote bn)))
((or (not (helm-ff-fuzzy-matching-p))
(string-match "[ !]" bn)) ; Fall back to multi-match.
(concat (regexp-quote bd) " " bn))
((or (string-match "[*][.]?.*" bn) ; Allow entering wildcard.
(string-match "/\\'" pattern) ; Allow mkdir.
(string-match helm-ff-url-regexp pattern)
(and (string= helm-ff-default-directory "/") tramp-p))
;; Don't treat wildcards ("*") as regexp char.
;; (e.g ./foo/*.el => ./foo/\\*\\.el) or ./foo/*.[ch] =>
;; ./foo/\\*\\.\\[ch]
(concat (regexp-quote bd)
;; We were previously using
;; (replace-regexp-in-string "[*]" "[*]" bn) but this
;; doesn't handle wilcards like *.[ch], so regexp-quote
;; bn as well.
(regexp-quote bn)))
(t (concat (regexp-quote bd)
(if (>= (length bn) 2) ; wait 2nd char before concating.
(helm--mapconcat-pattern bn)
(concat ".*" (regexp-quote bn))))))))
(defalias 'helm-dir-is-dot 'helm-ff-dot-file-p)
(make-obsolete 'helm-dir-is-dot 'helm-ff-dot-file-p "3.8.8")
(defun helm-ff-save-history ()
"Store the last value of `helm-ff-default-directory' in `helm-ff-history'.
Note that only existing directories are saved here."
(when (and helm-ff-default-directory
(helm-file-completion-source-p)
(file-directory-p helm-ff-default-directory))
(set-text-properties 0 (length helm-ff-default-directory)
nil helm-ff-default-directory)
(push helm-ff-default-directory helm-ff-history)))
(add-hook 'helm-cleanup-hook 'helm-ff-save-history)
(defun helm-ff-valid-symlink-p (file &optional link)
"Returns the truename of FILE if it exists.
If we already know the truename of FILE we can pass it with LINK arg
to avoid an unnecessary call to `file-truename'."
(helm-aif (condition-case-unless-debug nil
;; `file-truename' send error
;; on cyclic symlinks (Bug#692).
(or link (file-truename file))
(error nil))
(and (file-exists-p it) it)))
(defun helm-get-default-mode-for-file (filename)
"Return the default mode to open FILENAME."
(let ((mode (cl-loop for (r . m) in auto-mode-alist
thereis (and (string-match r filename) m))))
(or (and (symbolp mode) mode) "Fundamental")))
(defun helm-ff-properties (candidate)
"Show file properties of CANDIDATE in a tooltip or message."
(require 'helm-external) ; For `helm-get-default-program-for-file'.
(helm-aif (helm-file-attributes candidate)
(let* ((dired-line (helm-file-attributes-dired-line it t))
(type (cl-getf it :type))
(mode-type (cl-getf it :mode-type))
(owner (cl-getf it :uid))
(owner-right (cl-getf it :user t))
(group (cl-getf it :gid))
(group-right (cl-getf it :group))
(other-right (cl-getf it :other))
(octal (cl-getf it :octal))
(trash (and (helm-ff-trash-file-p candidate)
(helm-ff--get-dest-file-from-trash
(helm-ff-trash-list)
(replace-regexp-in-string
"\\.trashinfo\\'" "" candidate))))
(size (helm-file-human-size (cl-getf it :size)))
(modif (cl-getf it :modif-time))
(access (cl-getf it :access-time))
(ext (helm-get-default-program-for-file candidate))
(tooltip-hide-delay (or helm-tooltip-hide-delay tooltip-hide-delay)))
(if (and (display-graphic-p) tooltip-mode)
(tooltip-show
(concat
(helm-basename candidate) "\n"
dired-line "\n"
(format "Mode: %s\n" (helm-get-default-mode-for-file candidate))
(format "Ext prog: %s\n" (or (and ext (replace-regexp-in-string
" %s" "" ext))
"Not defined"))
(format "Type: %s: %s\n" type mode-type)
(when (string= type "symlink")
(format "True name: '%s'\n"
(cond ((string-match "^\\.#" (helm-basename candidate))
"Autosave symlink")
((helm-ff-valid-symlink-p candidate))
(t "Invalid Symlink"))))
(format "Owner: %s: %s\n" owner owner-right)
(format "Group: %s: %s\n" group group-right)
(format "Others: %s\n" other-right)
(format "NumMode: %s\n" octal)
(format "Size: %s\n" size)
(when (string= type "directory")
(format "Size used in directory: %s\n"
(helm-directory-size
candidate current-prefix-arg t)))
(format "Modified: %s\n" modif)
(format "Accessed: %s\n" access)
(and (stringp trash)
(format "Trash: %s\n"
(abbreviate-file-name trash)))))
(message dired-line) (sit-for 5)))
(message "Permission denied, file not readable")))
(helm-make-persistent-command-from-action helm-ff-properties-persistent
"Show properties without quitting helm."
'properties-action 'helm-ff-properties)
(helm-make-persistent-command-from-action helm-ff-persistent-delete
"Delete current candidate without quitting."
'quick-delete 'helm-ff-quick-delete)
(defun helm-ff-kill-default-directory (_candidate)
(with-helm-window
(kill-new helm-ff-default-directory)
(message "`%s' copied to kill-ring" helm-ff-default-directory)))
(helm-make-persistent-command-from-action helm-ff-run-kill-default-directory
"Kill `helm-ff-default-directory'."
'kill-default-directory
'helm-ff-kill-default-directory)
(defun helm-ff-dot-file-p (file)
"Check if FILE is `.' or `..'."
(member (helm-basename file) '("." "..")))
(defun helm-ff-kill-buffer-fname (candidate)
(let* ((buf (get-file-buffer candidate))
(buf-name (buffer-name buf)))
(cond ((and buf (eq buf (get-buffer helm-current-buffer)))
(user-error
"Can't kill `helm-current-buffer' without quitting session"))
(buf (kill-buffer buf) (message "Buffer `%s' killed" buf-name))
(t (message "No buffer to kill")))))
(defun helm-ff-kill-or-find-buffer-fname (candidate)
"Find file CANDIDATE or kill its buffer if it is visible.
Never kill `helm-current-buffer'.
Never kill buffer modified.
This is called normally on third hit of \
\\<helm-map>\\[helm-execute-persistent-action]
in `helm-find-files-persistent-action-if'."
(let* ((buf (get-file-buffer candidate))
(buf-name (buffer-name buf))
(win (get-buffer-window buf))
(helm--reading-passwd-or-string t)
;; Prevent tramp from asking yes-or-no-p for
;; `tramp-allow-unsafe-temporary-files'.
auto-save-default)
(cond ((and buf win (eql buf (get-buffer helm-current-buffer)))
(user-error
"Can't kill `helm-current-buffer' without quitting session"))
((and buf win (buffer-modified-p buf))
(message "Can't kill modified buffer, please save it before"))
((and buf win)
(kill-buffer buf)
(if (and helm-persistent-action-display-window
(window-dedicated-p (next-window win 1)))
(delete-window helm-persistent-action-display-window)
(set-window-buffer win helm-current-buffer))
(message "Buffer `%s' killed" buf-name))
(t (find-file candidate)))))
(helm-make-persistent-command-from-action helm-ff-run-kill-buffer-persistent
"Execute `helm-ff-kill-buffer-fname' without quitting."
'kill-buffer-fname 'helm-ff-kill-buffer-fname)
;; Preview with external tool
(defun helm-ff-persistent-open-file-externally (file)
(require 'helm-external)
(if (helm-get-default-program-for-file file)
(helm-open-file-externally file)
(message "Please configure an external program for `*%s' file in `helm-external-programs-associations'"
(file-name-extension file t))))
(helm-make-persistent-command-from-action helm-ff-run-preview-file-externally
"Run open file externally without quitting helm."
'open-file-externally 'helm-ff-persistent-open-file-externally)
(defun helm-ff-prefix-filename (disp fname &optional new-file)
"Return DISP maybe prefixed with a string or an icon.
Arg FNAME is the real filename whereas DISP is the display part of candidate.
Icons are used when `helm-ff-icon-mode' is enabled.
When NEW-FILE is non nil, returns a string prefixed with
[+] or [@] or a special icon, otherwise DISP is
returned prefixed with its icon or unchanged."
(let (prefix-new prefix-url)
(cond ((and new-file
(or (string-match helm-ff-url-regexp disp)
(and helm--url-regexp
(string-match helm--url-regexp disp))))
(setq prefix-url
(if helm-ff-icon-mode
(helm-acase (match-string 1 disp)
("mailto:"
(all-the-icons-octicon "mail"))
(t (all-the-icons-octicon "link-external")))
(propertize
" " 'display
(propertize "[@]" 'face 'helm-ff-prefix))))
(add-text-properties 0 1 '(helm-url t) prefix-url)
(concat prefix-url " " disp))
(new-file
(setq prefix-new
(if helm-ff-icon-mode
(if (string-match "/\\'" disp)
(all-the-icons-material "create_new_folder")
(all-the-icons-material "note_add"))
(propertize
" " 'display
(propertize "[+]" 'face 'helm-ff-prefix))))
(add-text-properties 0 1 '(helm-new-file t) prefix-new)
(concat prefix-new " " disp))
(t (concat (helm-ff-get-icon disp fname) disp)))))
(defun helm-ff-score-candidate-for-pattern (real disp pattern)
(cond ((member real '("." "..")) 900000)
((and (string-match-p "\\`\\s-\\{2\\}" disp)
(string= real (substring-no-properties disp 2)))
;; Incomplete filenames are prefixed with two spaces, the
;; first one beeing propertized with a 'display prop
;; i.e. "[+] foo".
900001)
(t (helm-score-candidate-for-pattern real pattern))))
(defun helm-ff-sort-candidates-1 (candidates input)
"Sort function for `helm-source-find-files'.
Return candidates prefixed with basename of INPUT first."
(if (or (and (file-directory-p input)
(string-match "/\\'" input))
(string-match "\\`\\$" input)
(null candidates))
candidates
(let* ((memo-src (make-hash-table :test 'equal))
(all (sort candidates
(lambda (s1 s2)
(let* ((score (lambda (disp real)
(helm-ff-score-candidate-for-pattern
disp real (helm-basename input))))
;; Reals
(r1 (helm-basename (if (consp s1) (cdr s1) s1)))
(r2 (helm-basename (if (consp s2) (cdr s2) s2)))
;; Displays
(d1 (helm-basename (if (consp s1) (car s1) s1)))
(d2 (helm-basename (if (consp s2) (car s2) s2)))
(sc1 (or (gethash r1 memo-src)
(puthash r1 (funcall score r1 d1) memo-src)))
(sc2 (or (gethash r2 memo-src)
(puthash r2 (funcall score r2 d2) memo-src))))
(cond ((= sc1 sc2)
(< (string-width r1)
(string-width r2)))
((> sc1 sc2))))))))
all)))
(defun helm-ff-sort-candidates (candidates _source)
"Sort function for `helm-source-find-files'.
Return candidates prefixed with basename of `helm-input' first."
(helm-ff-sort-candidates-1 candidates helm-input))
(defun helm-ff-boring-file-p (file)
"Returns non nil when FILE is matching boring regexps."
;; Prevent user doing silly thing like
;; adding the dotted files to boring regexps (#924).
(and helm-ff-skip-boring-files
(not (string-match "\\.$" file))
(string-match helm-ff--boring-regexp file)))
(defvar helm-ff--git-found-p nil)
(defun helm-ff-git-ignored-p (file)
"Returns non nil when FILE is matched in \".gitignore\" file."
(and helm-ff-skip-git-ignored-files
(not (file-remote-p file))
(or helm-ff--git-found-p
(setq helm-ff--git-found-p (executable-find "git")))
(zerop (call-process "git" nil nil nil "check-ignore" "-q" file))))
(defun helm-ff-fct (candidates _source)
"Filter in charge of displaying basename or full path in HFF.
Because CANDIDATES are directly stored as (basename . full_path), when
`helm-ff-transformer-show-only-basename' is non nil do nothing and
return directly CANDIDATES."
(if (null helm-ff-transformer-show-only-basename)
(cl-loop for (_disp . real) in candidates
for fc = (helm-ff-filter-candidate-one-by-one real 'reverse)
when fc collect fc)
candidates))
(defun helm-ff-filter-candidate-one-by-one (file &optional reverse skip-boring-check)
"Transform file in a cons cell like (DISPLAY . REAL).
DISPLAY is shown as basename of FILE and REAL as full path of FILE.
If REVERSE is non nil DISPLAY is shown as full path.
If SKIP-BORING-CHECK is non nil don't filter boring files."
(let* ((basename (helm-basename file))
(dot (helm-ff-dot-file-p file))
(urlp (string-match-p helm-ff-url-regexp file))
(tramp-invalid-fname (helm-ff--get-host-from-tramp-invalid-fname file))
(disp (or tramp-invalid-fname
;; Filename with cntrl chars e.g. foo^J
(replace-regexp-in-string
"[[:cntrl:]]" "?"
(if (or reverse urlp) file basename))))
(len (length disp))
(backup (backup-file-name-p disp)))
(when (string-match "/\\'" file)
(setq disp (concat disp "/")
len (1+ len)))
;; We want to filter boring files only on the files coming
;; from the output of helm-ff-directory-files not on single
;; candidate (Bug#2330).
(unless (and (not skip-boring-check)
(or (helm-ff-boring-file-p basename)
(helm-ff-git-ignored-p file)))
;; Highlight extensions.
(helm-aif (and (not backup)
(not urlp)
(helm-file-name-extension disp))
(when (condition-case _err
(string-match (format "\\.\\(%s\\)\\'" it) disp)
(invalid-regexp nil))
(add-face-text-property
(match-beginning 1) (match-end 1)
'helm-ff-file-extension t disp)))
;; Handle tramp files with minimal highlighting.
(if (and (or (string-match-p helm-tramp-file-name-regexp helm-pattern)
(helm-file-on-mounted-network-p helm-pattern)))
(helm-acond (;; Dot directories . and ..
dot
(cons (helm-ff-prefix-filename
(propertize file 'face 'helm-ff-dotted-directory)
file)
file))
;; Directories.
((get-text-property 1 'helm-ff-dir file)
(cons (helm-ff-prefix-filename
(propertize disp 'face 'helm-ff-directory)
file)
file))
;; Backup files.
(backup
(cons (helm-ff-prefix-filename
(propertize disp 'face 'helm-ff-backup-file)
file)
file))
;; Executable files.
((get-text-property 1 'helm-ff-exe file)
(add-face-text-property 0 len 'helm-ff-executable t disp)
(cons (helm-ff-prefix-filename disp file) file))
;; Symlinks.
((get-text-property 1 'helm-ff-sym file)
(add-face-text-property 0 len 'helm-ff-symlink t disp)
(if (stringp it) ; adb method.
(progn
(add-face-text-property 0 (length it) 'helm-ff-truename nil it)
(cons (propertize disp 'display (concat disp " ->" it)) file))
(cons (helm-ff-prefix-filename disp file) file)))
;; Regular files.
((get-text-property 1 'helm-ff-file file)
(add-face-text-property 0 len 'helm-ff-file t disp)
(cons (helm-ff-prefix-filename disp file) file))
;; Tramp methods.
((string-match helm-ff-tramp-method-regexp file)
(let ((method (match-string 1 file))
(mh (helm-ff--tramp-multihops-p helm-pattern)))
(cons (propertize (concat (if mh "" "/") method) 'face 'helm-ff-file)
(if mh
(concat (match-string 1 helm-pattern) ":" method)
(concat "/:" method)))))
;; non existing files.
(t
(add-face-text-property 0 len 'helm-ff-file t disp)
(when tramp-invalid-fname
(add-text-properties 0 len `(host ,tramp-invalid-fname) disp))
(cons (helm-ff-prefix-filename
disp
file
(unless tramp-invalid-fname 'new-file))
file)))
;; Highlight local files showing everything, symlinks, exe,
;; dirs etc...
(let* ((attr (condition-case err
(file-attributes file)
(file-error
;; Possible error not happening during listing
;; but when calling file-attributes see error
;; with sshfs bug#2405
(message "%s:%s" (car err) (cdr err)) nil)))
(type (car attr))
x-bit)
(cond (;; Not a file but the message error printed in
;; helm-buffer. Such a message should not have a
;; subdir so matching on bol should suffice, but to
;; be sure use @@@@ as prefix in file-error message
;; to be safe bug#2400.
(string-match "\\`@@@@file-error:" file) file)
(;; A dead symlink.
(and (stringp type)
(not (helm-ff-valid-symlink-p file))
(not (string-match "^\\.#" basename)))
(add-face-text-property 0 len 'helm-ff-invalid-symlink t disp)
(cons (helm-ff-prefix-filename disp file) file))
;; A dotted directory symlinked.
((and dot (stringp type))
(cons (helm-ff-prefix-filename
(propertize file 'face 'helm-ff-dotted-symlink-directory)
file)
file))
;; A dotted directory.
(dot
(cons (helm-ff-prefix-filename
(propertize file 'face 'helm-ff-dotted-directory)
file)
file))
;; Backup files.
(backup
(cons (helm-ff-prefix-filename
(propertize disp 'face 'helm-ff-backup-file)
file)
file))
;; A symlink.
((stringp type)
(let* ((abbrev (abbreviate-file-name type))
(len-abbrev (length abbrev)))
(helm-aif (helm-file-name-extension abbrev)
(when (string-match (format "\\.\\(%s\\)\\'" it) abbrev)
(add-face-text-property
(match-beginning 1) (match-end 1)
'helm-ff-file-extension t abbrev)))
(add-face-text-property 0 len-abbrev 'helm-ff-truename t abbrev)
;; Colorize extension only on truename.
(add-face-text-property 0 len 'helm-ff-symlink nil disp)
;; As we use match-on-real we can use this safely,
;; abbrev will not be matched.
(cons (concat (helm-ff-prefix-filename disp file) " -> " abbrev)
file)))
;; A directory.
((eq t type)
(cons (helm-ff-prefix-filename
(propertize disp 'face 'helm-ff-directory)
file)
file))
;; A character device file.
((and attr (string-match
"\\`[cp]" (setq x-bit (substring (nth 8 attr) 0 4))))
(add-face-text-property 0 len 'helm-ff-pipe t disp)
(cons (helm-ff-prefix-filename disp file) file))
;; A socket file.
((and attr (string-match "\\`[s]" x-bit))
(add-face-text-property 0 len 'helm-ff-socket t disp)
(cons (helm-ff-prefix-filename disp file) file))
;; An executable file.
((and attr (string-match "x\\'" x-bit))
(add-face-text-property 0 len 'helm-ff-executable t disp)
(cons (helm-ff-prefix-filename disp file) file))
;; An executable file with suid
((and attr (string-match "s\\'" x-bit))
(add-face-text-property 0 len 'helm-ff-suid t disp)
(cons (helm-ff-prefix-filename disp file) file))
;; A file.
((and attr (null type))
(add-face-text-property 0 len 'helm-ff-file t disp)
(cons (helm-ff-prefix-filename disp file) file))
;; A tramp method
;; At this point no need to handle multi hops syntax
;; which is considered remote and handled in first
;; cond before.
((string-match helm-ff-tramp-method-regexp file)
(cons (propertize (concat "/" (match-string 1 file))
'face 'helm-ff-nofile)
(concat "/:" (match-string 1 file))))
;; A non--existing file.
(t
(add-face-text-property 0 len 'helm-ff-nofile t disp)
(cons (helm-ff-prefix-filename disp file 'new-file)
file))))))))
(defun helm-ff-get-icon (disp file)
"Get icon from all-the-icons for FILE.
Arg DISP is the display part of the candidate.
Arg FILE is the real part of candidate, a filename with no props."
(when helm-ff-icon-mode
(let ((icon (helm-acond (;; Non symlink directories.
(helm-ff--is-dir-from-disp disp)
(helm-aif (all-the-icons-match-to-alist
(helm-basename file)
all-the-icons-dir-icon-alist)
(apply (car it) (cdr it))
(all-the-icons-octicon "file-directory")))
(;; All files, symlinks may be symlink directories.
(helm-ff--is-file-from-disp disp)
;; Detect symlink directories. We must call
;; `file-directory-p' here but it is
;; limited to symlinks, so it should not
;; degrade too much performances.
(if (and (memq it '(helm-ff-symlink
helm-ff-dotted-symlink-directory))
(file-directory-p file))
(all-the-icons-octicon "file-symlink-directory")
(all-the-icons-icon-for-file (helm-basename file)))))))
(when icon (concat icon " ")))))
(defun helm-ff--is-dir-from-disp (disp)
"Return the face used for candidate when candidate is a directory."
(cl-loop with faces = (helm-mklist (get-text-property 0 'face disp))
for face in '(helm-ff-directory helm-ff-dotted-directory)
thereis (memq face faces)))
(defun helm-ff--is-file-from-disp (disp)
"Return the face used for file's candidate or dotted-symlink dirs."
(cl-loop with faces = (helm-mklist (get-text-property 0 'face disp))
for face in '(helm-ff-file
helm-ff-suid
helm-ff-executable
helm-ff-socket
helm-ff-pipe
helm-ff-symlink
helm-ff-dotted-symlink-directory
helm-ff-backup-file)
when (memq face faces)
return face))
;;;###autoload
(define-minor-mode helm-ff-icon-mode
"Display icons from `all-the-icons' package in HFF when enabled."
:global t
:group 'helm-files
(when helm-ff-icon-mode
(unless (require 'all-the-icons nil t)
(setq helm-ff-icon-mode nil)
(message "All The Icons package is not installed")))
(clrhash helm-ff--list-directory-cache))
(defun helm-find-files-action-transformer (actions candidate)
"Action transformer for `helm-source-find-files'."
(let ((str-at-point (with-helm-current-buffer
(buffer-substring-no-properties
(pos-bol) (pos-eol)))))
(when (file-regular-p candidate)
(setq actions (helm-append-at-nth
actions '(("Checksum File" . helm-ff-checksum)) 4)))
(cond ((and (file-exists-p candidate)
(string-match helm-ff--trash-directory-regexp
(helm-basedir (expand-file-name candidate)))
(not (member (helm-basename candidate) '("." "..")))
(executable-find "trash"))
(helm-append-at-nth
actions
'(("Restore file(s) from trash" . helm-restore-file-from-trash)
("Delete file(s) from trash" . helm-ff-trash-rm))
1))
((and helm--url-regexp
(not (string-match-p helm--url-regexp str-at-point))
(not (with-helm-current-buffer (eq major-mode 'dired-mode)))
(string-match-p ":\\([0-9]+:?\\)" str-at-point))
(append '(("Find file to line number" . helm-ff-goto-linum))
actions))
((string-match (image-file-name-regexp) candidate)
(helm-append-at-nth
actions
'(("Rotate image right `M-r'" . helm-ff-rotate-image-right)
("Rotate image left `M-l'" . helm-ff-rotate-image-left)
("Start slideshow with marked" . helm-ff-start-slideshow-on-marked))
3))
((string-match "\\.el\\'" candidate)
(helm-append-at-nth
actions
'(("Byte compile lisp file(s) `M-B, C-u to load'"
. helm-find-files-byte-compile)
("Load File(s) `M-L'" . helm-find-files-load-files))
2))
((string-match (concat (regexp-opt load-suffixes) "\\'") candidate)
(helm-append-at-nth
actions
'(("Load File(s) `M-L'" . helm-find-files-load-files))
2))
((and (string-match "\\.html?$" candidate)
(file-exists-p candidate))
(helm-append-at-nth
actions '(("Browse url file" . browse-url-of-file)) 2))
(t actions))))
;;; Trashing files
;;
(defun helm-ff-trash-action (fn names &rest args)
"Execute a trash action FN on marked files.
Arg NAMES is a list of strings to pass to messages.
E.g. \\='(\"delete\" \"deleting\")
ARGS are other arguments to be passed to FN."
(let ((mkd (helm-marked-candidates))
errors aborted)
(with-helm-display-marked-candidates
helm-marked-buffer-name
(if (and args (string= (car names) "restore"))
(cl-loop for f in mkd
for bd = (helm-basename f)
for assoc = (assoc bd (car args))
when assoc
collect (concat (truncate-string-to-width
(car assoc) 40 nil nil t)
" -> "
(truncate-string-to-width
(helm-basedir (cdr assoc)) 40 nil nil t)))
(helm-ff--count-and-collect-dups (mapcar 'helm-basename mkd)))
(if (y-or-n-p (format "%s %s files from trash? "
(capitalize (car names))
(length mkd)))
(progn
(message "%s files from trash..." (capitalize (cadr names)))
(cl-loop for f in mkd do
(condition-case err
(apply fn f args)
(error (push (format "%s" (cadr err)) errors)
nil))))
(message "%s files from trash aborted" (capitalize (cadr names)))
(setq aborted t)))
;; Handle errors from outside the
;; with-helm-display-marked-candidates block otherwise warning is
;; never displayed.
(if errors
(progn
(display-warning 'helm
(with-temp-buffer
(insert (format-time-string "%Y-%m-%d %H:%M:%S\n"
(current-time)))
(insert (format
"Failed to %s %s/%s files from trash\n"
(car names) (length errors) (length mkd)))
(insert (mapconcat 'identity errors "\n") "\n ")
(buffer-string))
:error
"*helm restore warnings*")
(message "%s files from trash aborted" (capitalize (cadr names))))
(unless aborted
(message "%s %s files from trash done"
(capitalize (cadr names)) (length mkd))))))
(defun helm-ff-trash-rm (_candidate)
"Delete marked-files from a Trash directory.
The Trash directory should be a directory compliant with
<http://freedesktop.org/wiki/Specifications/trash-spec> and each
file should have its \\='*.trashinfo' correspondent file in
Trash/info directory."
(helm-ff-trash-action 'helm-ff-trash-rm-1 '("delete" "deleting")))
(defun helm-ff-trash-rm-1 (file)
(let ((info-file (concat (helm-reduce-file-name file 2)
"info/" (helm-basename file "trashinfo")
".trashinfo")))
(cl-assert (file-exists-p file)
nil (format "No such file or directory `%s'"
file))
(cl-assert (file-exists-p info-file)
nil (format "No such file or directory `%s'"
info-file))
(if (file-directory-p file)
(delete-directory file t)
(delete-file file))
(delete-file info-file)))
(defun helm-restore-file-from-trash (_candidate)
"Restore marked-files from a Trash directory.
The Trash directory should be a directory compliant with
<http://freedesktop.org/wiki/Specifications/trash-spec> and each
file should have its \\='*.trashinfo' corresponding file in
Trash/info directory."
(let* ((default-directory (file-name-as-directory
helm-ff-default-directory))
(trashed-files (helm-ff-trash-list)))
(helm-ff-trash-action 'helm-restore-file-from-trash-1
'("restore" "restoring")
trashed-files)))
(defun helm-restore-file-from-trash-1 (file trashed-files)
"Restore FILE from a trash directory.
Arg TRASHED-FILES is an alist of (fname_in_trash . dest) obtained
with `helm-ff-trash-list'."
;; Emacs trash duplicate files with a unique name + .trashinfo in
;; the filename which is wrong, only files in info directory should
;; end with .trashinfo, so fix the filename before looking for dest name.
(let* ((fname (replace-regexp-in-string "\\.trashinfo\\'" "" file))
(info-file (concat (helm-reduce-file-name fname 2)
"info/"
(helm-basename fname)
".trashinfo"))
(dest-file (helm-ff--get-dest-file-from-trash
trashed-files fname)))
(cl-assert (not (file-exists-p dest-file)) nil
(format "File `%s' already exists" dest-file))
(cl-assert dest-file nil "No such file in trash")
(message "Restoring %s to %s..." (helm-basename file) (helm-basedir dest-file))
(rename-file file dest-file)
(message "Restoring %s to %s done" (helm-basename file) (helm-basedir dest-file))
(delete-file info-file)))
(defun helm-ff-trash-file-p (file)
"Return t when FILE is a trashed file."
(and (file-exists-p file)
(string-match helm-ff--trash-directory-regexp (helm-basedir file))
(not (member (helm-basename file) '("." "..")))))
(defun helm-ff--get-dest-file-from-trash (trashed-files file)
(assoc-default (helm-basename file) trashed-files))
(cl-defun helm-ff-trash-list (&optional (trash-dir nil strash-dir))
"Return an alist of trashed files basename and dest name.
Assume the trash system in use is freedesktop compatible, see
<http://freedesktop.org/wiki/Specifications/trash-spec>
This function is intended to be used from a trash directory i.e. it
use `helm-ff-default-directory', but it may be used elsewhere by
specifying the trash directory with TRASH-DIR arg."
(unless (or (fboundp 'system-move-file-to-trash)
(and strash-dir (null trash-dir)))
;; Files owned by root are trashed in /root/.local/share/Trash.
;; Files owned by user and trashed by root are trashed in
;; /home/.Trash.
;; Files owned by user and trashed by user are trashed in
;; ~/.local/share/Trash.
(cl-loop for f in (directory-files
(expand-file-name
;; helm-ff-default-directory is currently the
;; trash directory.
"info" (helm-basedir (directory-file-name
(or trash-dir helm-ff-default-directory))))
t directory-files-no-dot-files-regexp)
collect (cons (helm-basename (replace-regexp-in-string "\\.trashinfo\\'" "" f))
(with-temp-buffer
(save-excursion
(insert-file-contents f))
(when (re-search-forward "^path=" nil t)
(let ((path (helm-url-unhex-string
(buffer-substring-no-properties
(point) (pos-eol)))))
(if (string-match "\\`/" path)
;; path is absolute
path
;; When path is relative, assume the
;; trash directory is located at
;; /home/.Trash and path is the
;; relative name of file from /home.
(expand-file-name path "/home")))))))))
(defun helm-ff-goto-linum (candidate)
"Find file CANDIDATE and maybe jump to line number found in fname at point.
Line number should be added at end of fname preceded with \":\".
E.g. \"foo:12\"."
(let ((linum (with-helm-current-buffer
(let ((str (buffer-substring-no-properties
(pos-bol) (pos-eol))))
(when (string-match ":\\([0-9]+:?\\)" str)
(match-string 1 str))))))
(find-file candidate)
(and linum (not (string= linum ""))
(helm-goto-line (string-to-number linum) t))))
(defun helm-ff-mail-attach-files (_candidate)
"Run `mml-attach-file' on `helm-marked-candidates'."
(require 'mml)
(let ((flist (helm-marked-candidates :with-wildcard t))
(dest-buf (and (derived-mode-p 'message-mode 'mail-mode)
(current-buffer)))
bufs)
(unless dest-buf
(setq bufs (cl-loop for b in (buffer-list)
when (with-current-buffer b
(derived-mode-p 'message-mode 'mail-mode))
collect (buffer-name b)))
(if (and bufs (y-or-n-p "Attach files to existing mail composition buffer? "))
(setq dest-buf
(if (cdr bufs)
(helm-comp-read "Attach to buffer: " bufs :nomark t)
(car bufs)))
(compose-mail)
(setq dest-buf (current-buffer))))
(switch-to-buffer dest-buf)
(save-restriction
(widen)
(save-excursion
(goto-char (point-max))
(cl-loop for f in flist
do (mml-attach-file f (or (mm-default-file-encoding f)
"application/octet-stream")))))))
(defvar image-dired-display-image-buffer)
(defun helm-ff-rotate-current-image-1 (file angle)
"Rotate current image at ANGLE degrees."
(cl-assert (and (file-exists-p file)
(string-match (image-file-name-regexp) file))
nil "Can't rotate non image file")
(setq file (file-truename file)) ; For symlinked images.
(let ((default-directory (file-name-directory file))
(basename (helm-basename file))
;; convert ANGLE to a suitable value for exiftran.
(num-arg (if (string= helm-ff-rotate-image-program "exiftran")
(cl-case angle
(90 "-9") ; 90 clockwise
(270 "-2")) ; 270 clockwise == -90
(number-to-string angle)))
rotation-failed)
;; Try to rotate image with exiftran even with helm-ff-display-image-native.
(if (and helm-ff-rotate-image-program
(executable-find helm-ff-rotate-image-program))
(apply #'process-file helm-ff-rotate-image-program nil nil nil
(append helm-ff-rotate-image-switch
(list num-arg basename)))
(setq rotation-failed t))
;; Display image in image-mode.
(if (helm-ff-display-image-native-p)
(if rotation-failed
;; When rotation fails fallback to `image-rotate' with no
;; transformation of file.
(with-selected-window (helm-persistent-action-display-window)
(condition-case _err
(with-no-warnings (image-rotate angle))
(wrong-number-of-arguments (image-rotate))))
(helm-ff--display-image-native file))
;; Use image-dired to display image.
(when rotation-failed
(error "%s not found" (or helm-ff-rotate-image-program
"`helm-ff-rotate-image-program'")))
(when (buffer-live-p image-dired-display-image-buffer)
(kill-buffer image-dired-display-image-buffer))
(image-dired-display-image basename)
(message nil)
(display-buffer (get-buffer image-dired-display-image-buffer)))))
(defun helm-ff-rotate-image-left (candidate)
"Rotate image file CANDIDATE left.
This affects directly file CANDIDATE."
(helm-ff-rotate-current-image-1 candidate 270))
(defun helm-ff-rotate-image-right (candidate)
"Rotate image file CANDIDATE right.
This affects directly file CANDIDATE."
(helm-ff-rotate-current-image-1 candidate 90))
(defun helm-ff-rotate-left-persistent ()
"Rotate image left without quitting helm."
(interactive)
(with-helm-alive-p
(helm-set-attr 'image-action1 'helm-ff-rotate-image-left)
(helm-execute-persistent-action 'image-action1)))
(put 'helm-ff-rotate-left-persistent 'helm-only t)
(defun helm-ff-rotate-right-persistent ()
"Rotate image right without quitting helm."
(interactive)
(with-helm-alive-p
(helm-set-attr 'image-action2 'helm-ff-rotate-image-right)
(helm-execute-persistent-action 'image-action2)))
(put 'helm-ff-rotate-right-persistent 'helm-only t)
(defun helm-ff-resize-image-1 (arg)
;; `image-decrease-size' and `image-increase-size' are not usable
;; because they run directly `image--change-size' in a timer without
;; taking care of the selected-window.
(cl-assert (and (fboundp 'image--change-size)
(helm-ff-display-image-native-p))
nil "Resizing image not available")
(if (> arg 0)
(run-with-idle-timer
0.3 nil
(lambda ()
(with-selected-window (helm-persistent-action-display-window)
(image--change-size 1.2))))
(run-with-idle-timer
0.3 nil
(lambda ()
(with-selected-window (helm-persistent-action-display-window)
(image--change-size 0.8))))))
(defun helm-ff-increase-image-size (_candidate)
(helm-ff-resize-image-1 1))
(defun helm-ff-decrease-image-size (_candidate)
(helm-ff-resize-image-1 -1))
(defun helm-ff-increase-image-size-persistent ()
"Increase image size without quitting helm."
(interactive)
(with-helm-alive-p
(helm-set-attr 'image-action3 'helm-ff-increase-image-size)
(helm-execute-persistent-action 'image-action3)))
(put 'helm-ff-increase-image-size-persistent 'helm-only t)
(defun helm-ff-decrease-image-size-persistent ()
"Decrease image size without quitting helm."
(interactive)
(with-helm-alive-p
(helm-set-attr 'image-action4 'helm-ff-decrease-image-size)
(helm-execute-persistent-action 'image-action4)))
(put 'helm-ff-decrease-image-size-persistent 'helm-only t)
(defun helm-ff-exif-data (candidate)
"Extract exif data from file CANDIDATE using `helm-ff-exif-data-program'."
(if (and helm-ff-exif-data-program
(executable-find helm-ff-exif-data-program))
(shell-command-to-string (format "%s %s %s"
helm-ff-exif-data-program
helm-ff-exif-data-program-args
candidate))
(format "No program %s found to extract exif"
helm-ff-exif-data-program)))
(defvar helm-ff-image-native-buffer "*image-native-display*")
(defvar helm-ff-sound-file-extensions '("wav" "au"))
(defun helm-ff--maybe-follow (candidate)
(let ((file (if helm-ff-ignore-following-on-directory
(file-exists-p candidate)
(file-regular-p candidate)))
(image (string-match-p (image-file-name-regexp) candidate))
(ext (file-name-extension candidate)))
(and file
(or image (not (member ext helm-ff-follow-blacklist-file-exts))))))
(cl-defun helm-find-files-persistent-action-if (candidate)
"Open subtree CANDIDATE without quitting helm.
If CANDIDATE is not a directory expand CANDIDATE filename.
If CANDIDATE is alone, open file CANDIDATE filename.
That means:
First hit on C-j expands CANDIDATE, second hit opens file.
If a prefix arg is given or `helm-follow-mode' is on, then open
file."
(let* ((follow (or (helm-follow-mode-p)
helm--temp-follow-flag))
(image-cand (string-match-p (image-file-name-regexp) candidate))
(sound-cand (member (file-name-extension candidate)
helm-ff-sound-file-extensions))
(selection (helm-get-selection))
(insert-in-minibuffer (lambda (fname)
(with-selected-window (or (active-minibuffer-window)
(minibuffer-window))
(unless follow
(delete-minibuffer-contents)
(set-text-properties 0 (length fname)
nil fname)
(insert fname))))))
(helm-set-attr 'candidate-number-limit helm-ff-candidate-number-limit)
(unless (helm-ff--maybe-follow candidate)
(when follow
(helm-follow-mode -1) (message nil)
(cl-return-from helm-find-files-persistent-action-if
(prog1
#'ignore
(user-error "Can't follow this kind of file")))))
(cond (;; Tramp methods completion.
(string-match helm-ff-tramp-method-regexp candidate)
(let ((method (match-string 1 candidate)))
(cons (lambda (candidate)
(funcall insert-in-minibuffer
(if (helm-ff--tramp-multihops-p candidate)
(concat (match-string 1 candidate) method ":")
(concat "/" method ":"))))
'never-split)))
((and (helm-ff--invalid-tramp-name-p)
(string-match helm-tramp-file-name-regexp candidate))
(cons (lambda (_candidate)
;; First hit insert hostname and
;; second hit insert ":" and expand.
(if (string= candidate helm-pattern)
(funcall insert-in-minibuffer (concat candidate ":"))
(funcall insert-in-minibuffer candidate)))
'never-split))
(;; A symlink directory, expand it but not to its truename
;; unless a prefix arg is given.
(and (file-directory-p candidate) (file-symlink-p candidate))
(cons (lambda (_candidate)
(helm-ff-after-persistent-show-all)
(let ((new-dir (file-name-as-directory
(if current-prefix-arg
(file-truename (expand-file-name candidate))
(expand-file-name candidate)))))
(setq helm-ff--show-thumbnails
(member new-dir helm-ff--thumbnailed-directories))
(funcall insert-in-minibuffer new-dir)))
'never-split))
;; A directory, open it.
((file-directory-p candidate)
(cons (lambda (_candidate)
(helm-ff-after-persistent-show-all)
(when (string= (helm-basename candidate) "..")
(setq helm-ff-last-expanded helm-ff-default-directory))
(let ((new-dir (file-name-as-directory
(expand-file-name candidate))))
(setq helm-ff--show-thumbnails
(member new-dir helm-ff--thumbnailed-directories))
(funcall insert-in-minibuffer new-dir))
(with-helm-after-update-hook (helm-ff-retrieve-last-expanded)))
'never-split))
;; A symlink file, expand to it's true name. (first hit)
((and (file-symlink-p candidate) (not current-prefix-arg) (not follow))
(cons (lambda (_candidate)
(funcall insert-in-minibuffer (file-truename candidate))
(helm-check-minibuffer-input)) ; Force update.
'never-split))
;; A regular file, expand it, (first hit)
((and (not (file-equal-p selection helm-pattern))
(not current-prefix-arg) (not follow))
(cons (lambda (_candidate)
(funcall insert-in-minibuffer selection)
(helm-check-minibuffer-input)) ; Force update.
'never-split))
(sound-cand (lambda (candidate) (play-sound-file candidate)))
;; An image file and it is the second hit on C-j, display it.
(image-cand
(if (helm-ff-display-image-native-p)
#'helm-ff--display-or-kill-image-native
(lambda (_candidate)
(require 'image-dired)
(let* ((win (get-buffer-window
image-dired-display-image-buffer 'visible))
(fname (and win
(with-selected-window win
(get-text-property (point-min)
'original-file-name))))
(remove-buf-only (and win
fname
(with-helm-buffer
(file-equal-p candidate fname)))))
(when remove-buf-only
(with-helm-window
(if (and helm-persistent-action-display-window
(window-dedicated-p (next-window win 1)))
(delete-window helm-persistent-action-display-window)
(set-window-buffer win helm-current-buffer))))
(when (buffer-live-p (get-buffer image-dired-display-image-buffer))
(kill-buffer image-dired-display-image-buffer))
(unless remove-buf-only
;; Fix emacs bug never fixed upstream.
(unless (file-directory-p image-dired-dir)
(make-directory image-dired-dir))
(switch-to-buffer image-dired-display-image-buffer)
(message "Resizing image...")
(cl-letf (((symbol-function 'message) #'ignore))
(image-dired-display-image candidate))
(message "Resizing image done")
(with-current-buffer image-dired-display-image-buffer
(let ((exif-data (helm-ff-exif-data candidate)))
(setq default-directory helm-ff-default-directory)
(image-dired-update-property 'help-echo exif-data))))))))
;; Allow browsing archive on avfs fs.
;; Assume volume is already mounted with mountavfs.
((helm-aand helm-ff-avfs-directory
(file-name-directory candidate)
(string-match
(regexp-quote (expand-file-name helm-ff-avfs-directory))
it)
(helm-ff-file-compressed-p candidate))
(cons (lambda (_candidate)
(funcall insert-in-minibuffer (concat candidate "#/")))
'never-split))
;; File doesn't exists and basename starts with ".." or " ",
;; Start a recursive search for directories.
((and (not (file-exists-p candidate))
(not (file-remote-p candidate))
(string-match-p "\\`\\([.]\\|\\s-\\)\\{2\\}[^/]+"
(helm-basename candidate)))
;; As soon as the final "/" is added the job is passed
;; to `helm-ff-auto-expand-to-home-or-root'.
(cons (lambda (_candidate)
(funcall insert-in-minibuffer (concat candidate "/")))
'never-split))
;; File is not existing and have no basedir, typically when
;; user hit C-k (minibuffer is empty) and then write foo and
;; hit C-j. This make clear that when no basedir, helm will
;; create the file in default-directory.
((and (not (file-exists-p candidate))
(not (helm-basedir candidate)))
(cons (lambda (_candidate)
(funcall insert-in-minibuffer
(expand-file-name candidate default-directory)))
'never-split))
;; On second hit we open file.
;; On Third hit we kill it's buffer maybe.
(t
(lambda (candidate)
(funcall helm-ff-kill-or-find-buffer-fname-fn candidate))))))
;; Native image display (with image-mode).
;;
(defvar helm-ff--image-cache nil)
(defun helm-ff-display-image-native-p ()
"Use `helm-ff-display-image-native' when returns `t'."
(or helm-ff-display-image-native
;; Image-dired in emacs-29 uses image-mode but
;; display is no more working with our old
;; image-dired code, so force usage of
;; helm-ff-display-image-native.
(fboundp 'image-dired-display-image-mode)))
(defun helm-ff--display-or-kill-image-native (candidate)
;; Display images in same buffer
;; `helm-ff-image-native-buffer'.
(if (and (buffer-live-p (get-buffer helm-ff-image-native-buffer))
(file-equal-p (buffer-file-name
(get-buffer helm-ff-image-native-buffer))
candidate)
;; Allow redisplaying
;; `helm-ff-image-native-buffer' when it
;; already exists and display same image as candidate.
(get-buffer-window helm-ff-image-native-buffer 'visible))
(progn
(set-window-buffer
helm-persistent-action-display-window helm-current-buffer)
(kill-buffer helm-ff-image-native-buffer))
(helm-ff--display-image-native candidate)))
(defun helm-ff-clean-image-cache ()
(when helm-ff--image-cache
(cl-loop for img in helm-ff--image-cache
do (clear-image-cache img)
finally do (setq helm-ff--image-cache nil))))
(defun helm-ff--display-image-native (candidate)
(when (string-match-p (image-file-name-regexp) candidate)
(when (buffer-live-p (get-buffer helm-ff-image-native-buffer))
(kill-buffer helm-ff-image-native-buffer))
;; Avoid hight memory consumption see
;; https://lists.gnu.org/archive/html/bug-gnu-emacs/2021-11/msg00879.html.
(when (> (length helm-ff--image-cache)
(* helm-ff-image-cache-max-len 2))
;; Only keep the last `helm-ff-image-cache-max-len' images in cache.
(cl-loop for img in (butlast helm-ff--image-cache
(1+ helm-ff-image-cache-max-len))
do (clear-image-cache img)
(setq helm-ff--image-cache
(delete img helm-ff--image-cache))))
(cl-letf* (((symbol-function 'message) #'ignore)
(buf (find-file-noselect candidate t)))
;; When going back reuse the cached images.
(unless (member candidate helm-ff--image-cache)
(setq helm-ff--image-cache
(append helm-ff--image-cache
(list (expand-file-name candidate)))))
(with-current-buffer buf
(rename-buffer helm-ff-image-native-buffer))
(display-buffer buf))))
;;; Slideshow action
;;
(defvar helm-ff--slideshow-iterator nil)
(defvar helm-ff--slideshow-sequence nil)
(defvar helm-ff--slideshow-in-pause nil)
(defvar helm-ff-slideshow-helper
"Type `\\[helm-ff-slideshow-pause-or-restart]' to %s, \
`\\[helm-ff-slideshow-next]' for next, `\\[helm-ff-slideshow-previous]' for previous, \
`\\[helm-ff-slideshow-quit]' to quit")
(defvar helm-slideshow-mode-map
(let ((map (make-sparse-keymap)))
(set-keymap-parent map image-mode-map)
(define-key map (kbd "SPC") 'helm-ff-slideshow-pause-or-restart)
(define-key map (kbd "q") 'helm-ff-slideshow-quit)
(define-key map (kbd "n") 'helm-ff-slideshow-next)
(define-key map (kbd "p") 'helm-ff-slideshow-previous)
map))
(define-derived-mode helm-slideshow-mode
image-mode "helm-image-mode"
"Mode to display images from helm-find-files.
Special commands:
\\{helm-slideshow-mode-map}
")
(put 'helm-slideshow-mode 'no-helm-mx t)
(defun helm-ff-slideshow-help-string (counter-string state)
(concat counter-string
(substitute-command-keys
(format helm-ff-slideshow-helper state))))
(defun helm-ff-start-slideshow-on-marked (_candidate)
"Start a slideshow on marked files."
(let ((marked (helm-remove-if-not-match
(image-file-name-regexp)
(helm-marked-candidates :with-wildcard t))))
(cl-assert (cdr marked) nil "Can't start a slideshow on a single file")
(setq helm-ff--slideshow-sequence marked)
(setq helm-ff--slideshow-iterator (helm-iter-circular marked))
(helm-ff--display-image-native (helm-iter-next helm-ff--slideshow-iterator))
(delete-other-windows (get-buffer-window helm-ff-image-native-buffer))
(cl-letf (((symbol-function 'message) #'ignore))
(helm-slideshow-mode))
(setq mode-line-format (helm-ff-slideshow-help-string
(format "(1/%s) " (length marked)) "pause"))
(helm-ff-slideshow-loop helm-ff--slideshow-iterator)))
(defun helm-ff-slideshow-state ()
(format "(%s/%s) "
(1+ (helm-position
(buffer-file-name) helm-ff--slideshow-sequence
:test 'equal))
(length helm-ff--slideshow-sequence)))
(defun helm-ff-slideshow-sequence-from-current (&optional reverse)
(helm-reorganize-sequence-from-elm
helm-ff--slideshow-sequence (buffer-file-name) reverse))
(defun helm-ff-slideshow-loop (iterator &optional restart)
(while (sit-for helm-ff-slideshow-default-delay)
(helm-ff--display-image-native (helm-iter-next iterator))
(delete-other-windows (get-buffer-window helm-ff-image-native-buffer))
(cl-letf (((symbol-function 'message) #'ignore))
(helm-slideshow-mode))
(when restart
(message "Helm Slideshow started")
(sit-for 1)
(message nil)
(setq restart nil))
(setq mode-line-format
(helm-ff-slideshow-help-string
(helm-ff-slideshow-state) "pause"))))
(defun helm-ff-slideshow-pause-or-restart ()
(interactive)
(setq helm-ff--slideshow-in-pause (not helm-ff--slideshow-in-pause))
(if helm-ff--slideshow-in-pause
(setq mode-line-format (helm-ff-slideshow-help-string nil "restart"))
(message "Helm Slideshow restarting...")
(setq helm-ff--slideshow-iterator
(helm-iter-circular (helm-ff-slideshow-sequence-from-current)))
(helm-ff-slideshow-loop helm-ff--slideshow-iterator 'restart)))
(put 'helm-ff-slideshow-pause-or-restart 'no-helm-mx t)
(defun helm-ff-slideshow-next ()
(interactive)
(setq helm-ff--slideshow-in-pause t)
(setq helm-ff--slideshow-iterator nil)
(helm-ff--display-image-native
(car (helm-ff-slideshow-sequence-from-current)))
(delete-other-windows (get-buffer-window helm-ff-image-native-buffer))
(cl-letf (((symbol-function 'message) #'ignore))
(helm-slideshow-mode))
(message (concat (helm-ff-slideshow-state)
(substitute-command-keys
(format helm-ff-slideshow-helper "restart")))))
(put 'helm-ff-slideshow-next 'no-helm-mx t)
(defun helm-ff-slideshow-previous ()
(interactive)
(setq helm-ff--slideshow-in-pause t)
(setq helm-ff--slideshow-iterator nil)
(helm-ff--display-image-native
(car (helm-ff-slideshow-sequence-from-current 'reverse)))
(delete-other-windows (get-buffer-window helm-ff-image-native-buffer))
(cl-letf (((symbol-function 'message) #'ignore))
(helm-slideshow-mode))
(message (concat (helm-ff-slideshow-state)
(substitute-command-keys
(format helm-ff-slideshow-helper "restart")))))
(put 'helm-ff-slideshow-previous 'no-helm-mx t)
(defun helm-ff-slideshow-quit ()
(interactive)
(setq helm-ff--slideshow-iterator nil)
(setq helm-ff--slideshow-in-pause nil)
(helm-ff-clean-image-cache)
(quit-window))
(put 'helm-ff-slideshow-quit 'no-helm-mx t)
;;; Thumbnails view
;;
(defun helm-ff-maybe-show-thumbnails (candidates _source)
(require 'image-dired)
(if (and helm-ff--show-thumbnails
(null (file-remote-p helm-ff-default-directory)))
(prog1
(cl-loop with scale = (image-compute-scaling-factor nil)
for (disp . img) in candidates
for type = (helm-acase (file-name-extension img)
((guard (and (member it '("png" "jpg" "jpeg"))
(memq image-dired-thumbnail-storage
'(standard standard-large))))
'png)
(("jpg" "jpeg") 'jpeg)
("png" 'png))
if type collect
(let ((thumbnail (plist-get
(cdr (helm-ff--image-dired-get-thumbnail-image
img type scale))
:file)))
;; When icons are displayed the leading space handling disp
;; prop is already here, just replace icon with the thumbnail.
(unless helm-ff-icon-mode (setq disp (concat " " disp)))
(add-text-properties 0 1 `(display (image
:type ,type
:margin 5
:file ,thumbnail)
rear-nonsticky '(display))
disp)
(cons disp img))
else collect (cons disp img))
;; Ensure this is done AFTER previous clause otherwise thumb files will
;; never be created if they don't already exist.
(cl-pushnew helm-ff-default-directory
helm-ff--thumbnailed-directories :test 'equal))
candidates))
;; Same as `image-dired-get-thumbnail-image' but use
;; `helm-ff--image-dired-thumb-name' which cache thumbnails for further use.
(defun helm-ff--image-dired-get-thumbnail-image (file &optional type scale)
"Return the image descriptor for a thumbnail of image file FILE."
(unless (string-match-p (image-file-name-regexp) file)
(error "%s is not a valid image file" file))
(let* ((thumb-file (helm-ff--image-dired-thumb-name file))
thumb-attr)
;; Don't check status of files with `file-attributes' if it has already been
;; done in this session.
(when (and (not (member helm-ff-default-directory
helm-ff--thumbnailed-directories))
(or (not (setq thumb-attr (file-attributes thumb-file)))
(time-less-p (file-attribute-modification-time thumb-attr)
(file-attribute-modification-time
(file-attributes file)))))
(image-dired-create-thumb file thumb-file))
(create-image thumb-file type nil :scale scale)))
(defvar helm-ff-image-dired-thumbnails-cache (make-hash-table :test 'equal)
"Store associations of image_file/thumbnail_file.")
(defun helm-ff--image-dired-thumb-name (file)
(or (gethash file helm-ff-image-dired-thumbnails-cache)
(let ((thumb-name (image-dired-thumb-name file)))
(puthash file thumb-name helm-ff-image-dired-thumbnails-cache)
thumb-name)))
(defun helm-ff-toggle-thumbnails ()
(interactive)
(cl-assert (null (file-remote-p helm-ff-default-directory))
nil "Thumbnails show not supported on remote files")
(setq helm-ff--show-thumbnails (not helm-ff--show-thumbnails))
(when helm-ff--show-thumbnails
(message "Loading thumbnails...")
(with-helm-after-update-hook
(sit-for 1)
(message "Loading thumbnails done")))
(when (and (null helm-ff--show-thumbnails)
(member helm-ff-default-directory
helm-ff--thumbnailed-directories))
(setq helm-ff--thumbnailed-directories
(delete helm-ff-default-directory helm-ff--thumbnailed-directories)))
(helm-force-update (regexp-quote (replace-regexp-in-string
"\\`[[:multibyte:] ]*" ""
(helm-get-selection nil t)))))
(put 'helm-ff-toggle-thumbnails 'no-helm-mx t)
;;;###autoload
(defun helm-ff-clear-image-dired-thumbnails-cache ()
"Clear `helm-ff-image-dired-thumbnails-cache'.
You may want to do this after customizing
`image-dired-thumbnail-storage' which may change the place where
thumbnail files are stored."
(interactive)
(clrhash helm-ff-image-dired-thumbnails-cache))
;;;###autoload
(defun helm-ff-cleanup-image-dired-dir-and-cache ()
"Cleanup `image-dired-dir' directory.
Delete all thumb files that are no more associated with an existing
image file in `helm-ff-image-dired-thumbnails-cache'."
(interactive)
(cl-loop for key being the hash-keys in helm-ff-image-dired-thumbnails-cache
using (hash-value val)
unless (file-exists-p key) do
(progn
(message "Deleting %s" val)
(delete-file val)
(remhash key helm-ff-image-dired-thumbnails-cache))))
;;; Recursive dirs completion
;;
(defun helm-find-files-recursive-dirs (directory &optional input)
(when (string-match "\\([.]\\)\\{2\\}" input)
(setq input (replace-match "" nil t input)))
(message "Recursively searching %s from %s ..."
input (abbreviate-file-name directory))
;; Ensure to not create a new frame
(let (helm-actions-inherit-frame-settings)
(helm :sources
(helm-make-source
"Recursive directories" 'helm-locate-subdirs-source
:basedir (if (string-match-p
"\\`es" helm-locate-recursive-dirs-command)
directory
(shell-quote-argument directory))
:subdir (shell-quote-argument input)
:candidate-transformer
`((lambda (candidates)
(cl-loop for c in candidates
when (and (file-directory-p c)
(null (helm-boring-directory-p
c helm-boring-file-regexp-list))
(string-match-p ,(regexp-quote input)
(helm-basename c)))
collect (propertize c 'face 'helm-ff-dirs)))
helm-w32-pathname-transformer
(lambda (candidates)
(helm-ff-sort-candidates-1 candidates ,input)))
:persistent-action 'ignore
:action (lambda (c)
(helm-set-pattern
(file-name-as-directory (expand-file-name c)))))
:candidate-number-limit 999999
:allow-nest t
:resume 'noresume
:ff-transformer-show-only-basename nil
:buffer "*helm recursive dirs*")))
(defun helm-ff-recursive-dirs (_candidate)
"Launch a recursive search in `helm-ff-default-directory'."
(with-helm-default-directory helm-ff-default-directory
(helm-find-files-recursive-dirs
(helm-current-directory)
(helm-basename (helm-get-selection)))))
(defun helm-ff-file-compressed-p (candidate)
"Whether CANDIDATE is a compressed file or not."
(member (file-name-extension candidate)
helm-ff-file-compressed-list))
(defun helm-ff--fname-at-point ()
"Try to guess fname at point."
(let ((end (point))
(limit (helm-aif (bounds-of-thing-at-point 'filename)
(car it)
(point))))
(save-excursion
(while (re-search-backward "\\(~\\|/\\|[[:lower:][:upper:]]:/\\)"
limit t))
(buffer-substring-no-properties (point) end))))
(defun helm-insert-file-name-completion-at-point (_candidate)
"Insert file name completion at point.
When completing i.e. there is already something at point, insert
filename abbreviated, relative or full according to initial
input, whereas when inserting i.e. there is nothing at point,
insert filename full, abbreviated or relative according to prefix
arg, respectively no prefix arg, one prefix arg or two prefix
arg."
(with-helm-current-buffer
(if buffer-read-only
(error "Error: Buffer `%s' is read-only" (buffer-name))
(let* ((mkds (helm-marked-candidates :with-wildcard t))
(candidate (car mkds))
(end (point))
(tap (helm-ffap-guesser))
(guess (and (stringp tap)
(substring-no-properties tap)))
(beg (helm-aif (and guess
(save-excursion
(when (re-search-backward
(regexp-quote guess)
(pos-bol) t)
(point))))
it (point)))
(full-path-p (and (stringp guess)
(or (string-match-p
(concat "^" (getenv "HOME"))
guess)
(string-match-p
"\\`\\(/\\|[[:lower:][:upper:]]:/\\)"
guess))))
(escape-fn (if (memq major-mode
helm-modes-using-escaped-strings)
#'shell-quote-argument #'identity)))
(when (and beg end)
(delete-region beg end))
(insert
(funcall
escape-fn
(helm-ff--format-fname-to-insert
candidate beg end full-path-p guess
helm-current-prefix-arg))
(if (cdr mkds) " " "")
(mapconcat escape-fn
(cl-loop for f in (cdr mkds)
collect (helm-ff--format-fname-to-insert
f nil nil nil nil
helm-current-prefix-arg))
" "))))))
(defun helm-ff--format-fname-to-insert (candidate
&optional beg end full-path guess prefarg)
(set-text-properties 0 (length candidate) nil candidate)
(if (and beg end guess (not (string= guess ""))
(null prefarg)
(or (string-match
"^\\(~/\\|/\\|[[:lower:][:upper:]]:/\\)"
guess)
(file-exists-p candidate)))
(cond (full-path
(expand-file-name candidate))
((string= (match-string 1 guess) "~/")
(abbreviate-file-name candidate))
(t (file-relative-name candidate)))
(helm-acase prefarg
('(4) (abbreviate-file-name candidate))
('(16) (file-relative-name candidate))
('(64) (helm-basename candidate))
(t candidate))))
(cl-defun helm-find-files-history (arg &key (comp-read t))
"The `helm-find-files' history.
Show the first `helm-ff-history-max-length' elements of
`helm-ff-history' in an `helm-comp-read'."
(interactive "p")
(let ((history (when helm-ff-history
(helm-fast-remove-dups helm-ff-history
:test 'equal))))
(when history
(setq helm-ff-history
(if (>= (length history) helm-ff-history-max-length)
(helm-take history helm-ff-history-max-length)
history))
(if comp-read
(let ((src (helm-build-sync-source "Helm Find Files History"
:candidates helm-ff-history
:fuzzy-match (helm-ff-fuzzy-matching-p)
:persistent-action 'ignore
:migemo t
:action (lambda (candidate)
(if arg
(helm-set-pattern
(expand-file-name candidate))
(identity candidate))))))
(helm :sources src
:resume 'noresume
:buffer helm-ff-history-buffer-name
:allow-nest t))
helm-ff-history))))
(put 'helm-find-files-history 'helm-only t)
(defvar helm-ff-drag-mouse-1-default-action 'copy
"Default action when dragging files.
Possible values are `copy', `rsync' or `rename'.")
(defvar helm-ff-drag-and-drop-default-directory nil
"Default directory where to drop files on a drag-and-drop action.
It is used when no suitable directory is found at drop place,
generally when dropping outside of an emacs frame.
You want generally to set this to your home desktop directory.")
(defun helm-ff-drag-mouse-1-fn (event)
"Drag-and-drop function for `helm-find-files'.
Allows dropping marked files to another frame or window.
When dropping to another frame (i.e. not the selected one where helm
is running), you are asked for which directory you want to drop to when frame
displays more than one window.
When no suitable place to drop is found ask to drop to
`helm-ff-drag-and-drop-default-directory' if set."
(interactive "e")
(cl-assert (memq helm-ff-drag-mouse-1-default-action
'(copy rsync rename)))
(let* ((win-or-frame (posn-window (event-end event)))
(target-frame (when (framep win-or-frame)
(car (mouse-pixel-position))))
(target (with-selected-window
(if target-frame
(frame-selected-window target-frame)
win-or-frame)
default-directory))
(windows (and target-frame
(remove (helm-window)
(window-list target-frame 1)))))
(when windows
(setq target
(helm-acond ((cdr windows)
(x-popup-menu
t (list "Choose target"
(cons ""
(cl-loop for win in windows
for dir = (with-selected-window
win default-directory)
collect (cons dir dir))))))
((and (eql (window-buffer (car windows))
helm-current-buffer)
helm-ff-drag-and-drop-default-directory)
(x-popup-menu
t (list "Choose target"
(cons ""
(list (cons it it))))))
((car windows)
(with-selected-window it default-directory)))))
(if (memq helm-ff-drag-mouse-1-default-action '(copy rsync))
(helm-find-files-do-action
helm-ff-drag-mouse-1-default-action target)
(helm-run-after-exit
#'helm-find-files-do-action
helm-ff-drag-mouse-1-default-action target))))
(defun helm-find-files-1 (fname &optional preselect)
"Find FNAME filename with PRESELECT filename preselected.
Use it for non-interactive calls of `helm-find-files'."
(require 'tramp)
;; Resolve FNAME now outside of helm.
;; [FIXME] When `helm-find-files-1' is used directly from lisp
;; and FNAME is an abbreviated path, for some reasons
;; `helm-update' is called many times before resolving
;; the abbreviated path (Bug#1939) so be sure to pass a
;; full path to helm-find-files-1.
(unless (string-match-p helm-ff-url-regexp fname)
(setq fname (expand-file-name (substitute-in-file-name fname))))
(when (get-buffer helm-action-buffer)
(kill-buffer helm-action-buffer))
(setq helm-find-files--toggle-bookmark nil)
(let* ( ;; Be sure we don't erase the precedent minibuffer if some.
(helm-ff-auto-update-initial-value
(and helm-ff-auto-update-initial-value
(not (minibuffer-window-active-p (minibuffer-window)))))
(tap (thing-at-point 'filename))
(def (and tap (or (file-remote-p tap)
(expand-file-name tap))))
;; Ensure not being prompted for password each time we
;; navigate to a directory.
(password-cache t))
(helm-set-local-variable 'helm-follow-mode-persistent nil
'helm-drag-mouse-1-fn 'helm-ff-drag-mouse-1-fn)
(unless helm-source-find-files
(setq helm-source-find-files (helm-make-source
"Find Files" 'helm-source-ffiles)))
(when (helm-get-attr 'follow helm-source-find-files)
(helm-set-attr 'follow -1 helm-source-find-files))
;; If preselected candidate is further than `helm-ff-candidate-number-limit'
;; in the directory file list, we have to increase `candidate-number-limit'
;; attr to have this candidate visible for preselection. NOTE:
;; When HFF has yet not been launched in this directory the maximum length
;; of this directory is unknown and candidate will NOT be selected until
;; next time we call HFF on this same buffer.
(helm-aif (and preselect
(not helm-ff-preselect-ignore-large-dirs)
(gethash fname helm-ff--directory-files-length
helm-ff-candidate-number-limit))
(helm-set-attr 'candidate-number-limit
(max it helm-ff-candidate-number-limit)
helm-source-find-files))
(helm-ff-setup-update-hook)
(add-hook 'helm-resume-after-hook 'helm-ff--update-resume-after-hook)
(unwind-protect
(helm :sources '(helm-source-find-files helm-find-files-dummy-source)
:input fname
:case-fold-search helm-file-name-case-fold-search
:preselect preselect
:ff-transformer-show-only-basename
helm-ff-transformer-show-only-basename
:dim-prompt-on-update helm-ff-dim-prompt-on-update
:default def
:prompt "Find files or url: "
:buffer "*helm find files*")
(helm-ff--update-resume-after-hook nil t)
(setq helm-ff-default-directory nil))))
(defvar helm-find-files-dummy-source
(helm-build-dummy-source "New file or directory"
:filtered-candidate-transformer
(lambda (_candidates _source)
(unless (file-exists-p helm-pattern)
(list (helm-ff-filter-candidate-one-by-one helm-pattern nil t))))
:keymap 'helm-find-files-map
:action 'helm-find-files-actions))
(defun helm-ff--update-resume-after-hook (sources &optional nohook)
"Meant to be used in `helm-resume-after-hook'.
When NOHOOK is non-nil run inconditionally, otherwise only when
source is `helm-source-find-files'."
(when (or nohook (string= "Find Files"
(assoc-default 'name (car sources))))
(helm-set-attr 'resume `(lambda ()
(helm-ff-setup-update-hook)
(setq helm-ff-default-directory
,helm-ff-default-directory
helm-ff-last-expanded
,helm-ff-last-expanded))
helm-source-find-files)))
(defun helm-ff-clean-initial-input ()
;; When using hff in an external frame initial input is printed in
;; the minibuffer of initial-frame, delete it.
(with-selected-frame helm-initial-frame
(helm-clean-up-minibuffer)))
(defun helm-ff-setup-update-hook ()
(dolist (hook '(helm-ff-clean-initial-input ; Add to be called first.
helm-ff-update-when-only-one-matched
helm-ff-auto-expand-to-home-or-root))
(add-hook 'helm-after-update-hook hook)))
(defun helm-find-files-cleanup ()
(mapc (lambda (hook)
(remove-hook 'helm-after-update-hook hook))
'(helm-ff-auto-expand-to-home-or-root
helm-ff-update-when-only-one-matched
helm-ff-clean-initial-input))
(maphash (lambda (k _v)
(when (member k helm-ff--thumbnailed-directories)
(remhash k helm-ff--list-directory-cache)))
helm-ff--list-directory-cache)
(setq helm-ff--show-directories-only nil
helm-ff--show-files-only nil
helm-ff--show-thumbnails nil
helm-ff--thumbnailed-directories nil)
(helm-ff-clean-image-cache))
(defun helm-ff-bookmark ()
(helm :sources 'helm-source-bookmark-helm-find-files
:buffer "*helm ff bookmarks*"))
(defun helm-find-files-switch-to-bookmark ()
"Switch to helm-bookmark for `helm-find-files' from `helm-find-files.'"
(interactive)
(require 'helm-bookmark)
(with-helm-alive-p
(helm-run-after-exit 'helm-ff-bookmark)))
(put 'helm-find-files-switch-to-bookmark 'helm-only t)
(defun helm-find-files-initial-input (&optional input)
"Return INPUT if present, otherwise try to guess it."
(let ((guesser (helm-acase (helm-ffap-guesser)
("" nil)
(t it))))
(unless (eq major-mode 'image-mode)
(if input
(if (or (file-remote-p input)
(string-match helm-ff-url-regexp input))
input
(expand-file-name input))
(helm-find-files-input
(if (and helm-ff-allow-non-existing-file-at-point
guesser
(not (string-match ffap-url-regexp guesser)))
;; Keep the ability of jumping to numbered lines even
;; when allowing non existing filenames at point.
(helm-aand guesser
(thing-at-point 'filename)
(replace-regexp-in-string
":[0-9]+\\'" "" it))
guesser)
(thing-at-point 'filename))))))
(defun helm-ffap-guesser ()
"Same as `ffap-guesser' but without gopher and machine support."
(require 'ffap)
;; Avoid "Stack overflow in regexp matcher" error
;; in evil `ffap-guesser' by removing crap `ffap-gopher-at-point'
;; (bug fixed in emacs-26 http://debbugs.gnu.org/cgi/bugreport.cgi?bug=25391) .
;; `ffap-machine-at-point' have been removed too as it was anyway
;; disabled with `ffap-machine-p-known' bound to 'reject.
;; `ffap-file-at-point' can be neutralized with
;; `helm-ff-guess-ffap-filenames' and `ffap-url-at-point' with
;; `helm-ff-guess-ffap-urls'
;; Note also that `ffap-url-unwrap-remote' can override these
;; variables.
(let ((ffap-alist (and helm-ff-guess-ffap-filenames ffap-alist))
(ffap-url-regexp helm--url-regexp))
(if (eq major-mode 'dired-mode)
(let ((beg (save-excursion (dired-move-to-filename)))
(end (save-excursion (dired-move-to-end-of-filename t))))
(helm-aif (and beg end (member (buffer-substring beg end)
'("." "..")))
(concat (file-name-as-directory
(expand-file-name dired-directory))
(car it))
(dired-get-filename 'no-dir t)))
(let* ((beg (and (use-region-p) (region-beginning)))
(end (and (use-region-p) (region-end)))
(str (and beg end (buffer-substring-no-properties beg end)))
(ffap (or (helm-aand helm-ff-guess-ffap-urls ffap-url-regexp
(ffap-url-at-point)
(ffap-fixup-url it)
(and (string-match ffap-url-regexp it) it))
(and helm-ff-guess-ffap-urls ffap-url-regexp
(fboundp 'ffap-fixup-email) ; Emacs-30
(ffap-fixup-email (thing-at-point 'email)))
(ffap-file-at-point))))
;; Workaround emacs bugs:
;; When the region is active and a file is detected
;; `ffap-string-at-point' returns the region prefixed with
;; "/", e.g. at a beginning of a patch (first bug) and make
;; `file-remote-p' returning an error (second bug), so in such
;; case returns the region itself instead of the region
;; corrupted by ffap.
(if (and str ffap) str ffap)))))
(defun helm-find-files-input (file-at-pt thing-at-pt)
"Try to guess a default input for `helm-find-files'."
(let* ((non-essential t)
(remp (or (and file-at-pt (file-remote-p file-at-pt))
(and thing-at-pt (file-remote-p thing-at-pt))))
(def-dir (helm-current-directory))
(urlp (and file-at-pt helm--url-regexp
(string-match helm--url-regexp file-at-pt)))
(lib (when helm-ff-search-library-in-sexp
(helm-find-library-at-point)))
(hlink (helm-ff-find-url-at-point))
(file-p (and file-at-pt
(not (string= file-at-pt ""))
(not remp)
(or (file-exists-p file-at-pt)
helm-ff-allow-non-existing-file-at-point)
(not urlp)
thing-at-pt
(not (string= thing-at-pt ""))
(file-exists-p
(file-name-directory
(expand-file-name thing-at-pt def-dir))))))
(cond (lib) ; e.g we are inside a require sexp.
(hlink) ; String at point is an hyperlink.
(file-p ; a regular file
(and file-at-pt (if (not (member (helm-basename file-at-pt)
'("." "..")))
(expand-file-name file-at-pt)
file-at-pt)))
(urlp (helm-html-decode-entities-string file-at-pt)) ; possibly an url or email.
((and file-at-pt
(not remp)
(or helm-ff-allow-non-existing-file-at-point
(file-exists-p file-at-pt)))
(expand-file-name file-at-pt)))))
(defun helm-ff-find-url-at-point ()
"Try to find link to an url in text-property at point."
(let* ((he (get-text-property (point) 'help-echo))
(ov (overlays-at (point)))
(ov-he (and ov (overlay-get
(car (overlays-at (point))) 'help-echo)))
(w3m-l (get-text-property (point) 'w3m-href-anchor))
(nt-prop (get-text-property (point) 'nt-link)))
;; Org link.
(when (and (stringp he) (string-match "^LINK: " he))
(setq he (replace-match "" t t he)))
(cl-loop for i in (list he ov-he w3m-l nt-prop)
thereis (and (stringp i) helm--url-regexp (string-match helm--url-regexp i) i))))
(defun helm-find-library-at-point ()
"Try to find library path at point.
Find inside `require' and `declare-function' sexp."
(require 'find-func)
(let* ((beg-sexp (save-excursion (search-backward "(" (pos-bol) t)))
(end-sexp (save-excursion (ignore-errors (end-of-defun)) (point)))
(sexp (and beg-sexp end-sexp
(buffer-substring-no-properties
(1+ beg-sexp) (1- end-sexp)))))
(ignore-errors
(cond (;; Should work only when point is on the use-package line
;; i.e. first line of sexp otherwise it prevents matching
;; urls with helm-find-files (bug #2469).
(and sexp (string-match "use-package +\\([^ )\n]+\\)" sexp))
(find-library-name (match-string 1 sexp)))
((and sexp (string-match "require +[']\\([^ )]+\\)" sexp))
;; If require use third arg, ignore it,
;; always use library path found in `load-path'.
(find-library-name (match-string 1 sexp)))
;; Assume declare-function sexps are on one line.
((and sexp (string-match "declare-function .+? \"\\(?:ext:\\)?\\([^ )]+\\)\"" sexp))
(find-library-name (match-string 1 sexp)))
(t nil)))))
;;; Handle copy, rename, symlink, relsymlink and hardlink from helm.
;;
;;
(defun helm-ff--valid-default-directory ()
(with-helm-current-buffer
(cl-loop for b in (buffer-list)
for cd = (with-current-buffer b default-directory)
when (eq (car (file-attributes cd)) t)
return cd)))
(cl-defun helm-dired-action (destination
&key action follow (files (dired-get-marked-files)))
"Execute ACTION on FILES to DESTINATION.
Where ACTION is a symbol that can be one of:
\\='copy', \\='rename', \\='symlink', \\='relsymlink', \\='hardlink' or \\='backup'.
Argument FOLLOW when non-nil specifies to follow FILES to
DESTINATION for the actions copy and rename."
(require 'dired-async)
(require 'dired-x) ; For dired-keep-marker-relsymlink
(when (get-buffer dired-log-buffer) (kill-buffer dired-log-buffer))
;; When default-directory in current-buffer is an invalid directory,
;; (e.g buffer-file directory have been renamed somewhere else)
;; be sure to use a valid value to give to dired-create-file.
;; i.e start-process is creating a process buffer based on default-directory.
(let ((default-directory (helm-ff--valid-default-directory))
(fn (cl-case action
(copy 'dired-copy-file)
(rename 'dired-rename-file)
(symlink 'make-symbolic-link)
(relsymlink 'dired-make-relative-symlink)
(hardlink 'dired-hardlink)
(backup 'backup-file)))
(marker (cl-case action
((copy rename backup) dired-keep-marker-copy)
(symlink dired-keep-marker-symlink)
(relsymlink dired-keep-marker-relsymlink)
(hardlink dired-keep-marker-hardlink)))
(dirflag (and (= (length files) 1)
(file-directory-p (car files))
(not (file-directory-p destination))))
(dired-async-state (if (and (boundp 'dired-async-mode)
dired-async-mode)
1 -1)))
(and follow (fboundp 'dired-async-mode) (dired-async-mode -1))
;; When dired-create-destination-dirs is available (emacs-27.1+) such error
;; is handled later in dired-create-files.
(when (and (null (boundp 'dired-create-destination-dirs))
(cdr files) (not (file-directory-p destination)))
(error "%s: target `%s' is not a directory" action destination))
(unwind-protect
(dired-create-files
fn (symbol-name action) files
(if (file-directory-p destination)
;; When DESTINATION is a directory, build file-name in this directory.
;; Else we use DESTINATION.
(lambda (from)
(expand-file-name (file-name-nondirectory from) destination))
(lambda (_from) destination))
marker)
(and (fboundp 'dired-async-mode)
(dired-async-mode dired-async-state)))
(push (file-name-as-directory
(if (file-directory-p destination)
(expand-file-name destination)
(file-name-directory destination)))
helm-ff-history)
;; If follow is non--nil we should not be in async mode.
(when (and follow
(not (memq action '(symlink relsymlink hardlink)))
(not (get-buffer dired-log-buffer)))
(let ((target (directory-file-name destination))
(cands-to-mark (helm-get-dest-fnames-from-list files destination dirflag)))
(with-helm-after-update-hook (helm-ff-maybe-mark-candidates cands-to-mark))
;; Wait for the notify callback ends before calling HFF.
(run-at-time
0.1 nil
(lambda ()
(if (and dirflag (eq action 'rename))
(helm-find-files-1 (file-name-directory target)
(format helm-ff-last-expanded-candidate-regexp
(if helm-ff-transformer-show-only-basename
(helm-basename target) target)))
(helm-find-files-1 (if (file-directory-p destination)
(file-name-as-directory
(expand-file-name destination))
(expand-file-name (helm-basedir destination)))
(format helm-ff-last-expanded-candidate-regexp
(if helm-ff-transformer-show-only-basename
(helm-basename (car files))
(car files)))))))))))
(defun helm-get-dest-fnames-from-list (flist dest-cand rename-dir-flag)
"Transform filenames of FLIST to abs of DEST-CAND.
If RENAME-DIR-FLAG is non-nil collect the `directory-file-name'
of transformed members of FLIST."
;; At this point files have been renamed/copied at destination.
;; That's mean DEST-CAND exists.
(cl-loop
with dest = (expand-file-name dest-cand)
for src in flist
for basename-src = (helm-basename src)
for fname = (cond (rename-dir-flag (directory-file-name dest))
((file-directory-p dest)
(concat (file-name-as-directory dest) basename-src))
(t dest))
when (file-exists-p fname)
collect fname into tmp-list
finally return (sort tmp-list 'string<)))
(defun helm-ff-maybe-mark-candidates (seq)
"Add visible mark to all candidates in SEQ.
This is used when copying/renaming/symlinking etc. and following
files to destination."
(when (and (string= (assoc-default 'name (helm-get-current-source))
(assoc-default 'name helm-source-find-files))
seq)
(with-helm-window
(while seq
(if (string= (car seq) (helm-get-selection))
(progn
(helm-make-visible-mark)
(helm-next-line)
(setq seq (cdr seq)))
(helm-next-line)))
(unless (helm-this-visible-mark)
(helm-prev-visible-mark)))))
;;; Compress/uncompress files
;;
;;
(define-minor-mode helm-ff--compress-async-modeline-mode
"Notify mode-line that an async process run."
:group 'dired-async
:global t
:lighter (:eval (propertize (format " [%s async job (Un)compressing file(s)]"
(length (dired-async-processes
'helm-async-compress)))
'face 'helm-delete-async-message))
(unless helm-ff--compress-async-modeline-mode
(let ((visible-bell t)) (ding))))
(defun helm-do-compress-to (ifiles ofile)
"Compress IFILES files/directories to the OFILE archive.
Choose the archiving command based on the OFILE extension
and `dired-compress-files-alist'."
(let ((cmd (cl-loop for (r . c) in dired-compress-files-alist
when (string-match r ofile) return c))
(error-file (expand-file-name
"dired-shell-command-output" temporary-file-directory)))
(cl-assert
cmd nil
"No compression rule found for %s, see `dired-compress-files-alist'" ofile)
(when (and (file-exists-p ofile)
(not (y-or-n-p
(format "%s exists, overwrite?"
(abbreviate-file-name ofile)))))
(message "Compression aborted"))
(message "Compressing %d file(s) to `%s'..."
(length ifiles) (helm-basename ofile))
(process-put
(async-start
`(lambda ()
(require 'cl-lib)
(require 'dired-aux)
(let* ((default-directory
(cl-loop with base = (car ',ifiles)
for file in ',ifiles
do (setq base (fill-common-string-prefix base file))
finally return (file-name-directory base)))
(local-name (shell-quote-argument (file-local-name ,ofile)))
(input (mapconcat
(lambda (in-file)
(shell-quote-argument (file-relative-name in-file)))
',ifiles " "))
process-status)
(when (not (zerop
(setq process-status
(dired-shell-command
(format-spec ,cmd `((?o . ,local-name) (?i . ,input)))))))
(let ((error-output (with-current-buffer " *dired-check-process output*"
(buffer-string))))
(with-temp-file ,error-file
(insert error-output))))
process-status))
(lambda (result)
(unless (dired-async-processes 'helm-async-compress)
(helm-ff--compress-async-modeline-mode -1))
(if (zerop result) ; dired-shell-command succeed.
(progn
(message "Compressed %d file(s) to `%s' done"
(length ifiles)
(file-name-nondirectory ofile))
(run-with-timer
0.1 nil
(lambda (flist dest)
(dired-async-mode-line-message
"%s %d file(s) to %s done"
'helm-delete-async-message
"Compressing"
(length flist) (helm-basename dest)))
ifiles ofile))
(when (file-exists-p error-file)
(pop-to-buffer (find-file-noselect error-file))))))
'helm-async-compress t)
(helm-ff--compress-async-modeline-mode 1)))
(defun helm-ff--dired-compress-file (file)
;; `dired-compress-file' doesn't take care of binding `default-directory' when
;; uncompressing FILE, as a result FILE is uncompressed in the directory where
;; helm was started i.e. the current value of `default-directory'.
(with-helm-default-directory helm-ff-default-directory
(dired-compress-file file)))
(defun helm-ff-quick-compress (_candidate)
"Compress or uncompress marked files without quitting."
(with-helm-window
(let (cfile)
(unwind-protect
(helm-read-answer-dolist-with-action
"Compress or uncompress file `%s'? "
(helm-marked-candidates)
(lambda (c)
(setq cfile (save-selected-window
(helm-ff--dired-compress-file c)))
(message nil)
(helm--remove-marked-and-update-mode-line c))
#'abbreviate-file-name)
(setq helm-marked-candidates nil
helm-visible-mark-overlays nil)
(helm-force-update
(let ((presel (helm-get-selection)))
;; FIXME: Probably this would never happen, I see no cases here where
;; helm-get-selection doesn't exist.
(unless (file-exists-p presel)
(setq presel cfile))
(when presel
(format helm-ff-last-expanded-candidate-regexp
(regexp-quote
(if (and helm-ff-transformer-show-only-basename
(not (helm-ff-dot-file-p presel)))
(helm-basename presel) presel))))))))))
(helm-make-persistent-command-from-action helm-ff-persistent-compress
"Compress or uncompress marked candidates without quitting."
'quick-compress 'helm-ff-quick-compress)
;;; Delete and trash files
;;
;;
(defun helm-file-buffers (filename)
"Return a list of buffer names corresponding to FILENAME."
(cl-loop with name = (expand-file-name filename)
for buf in (buffer-list)
for bfn = (buffer-file-name buf)
when (and bfn (string= name bfn))
collect (buffer-name buf)))
(defun helm-ff--delete-by-moving-to-trash (file)
"Decide to trash or delete FILE.
Return non-nil when FILE needs to be trashed."
(let ((remote (file-remote-p file)))
(or
(and delete-by-moving-to-trash
(null helm-current-prefix-arg)
(null current-prefix-arg)
(or (and remote helm-trash-remote-files)
(null remote)))
(and (null delete-by-moving-to-trash)
(or helm-current-prefix-arg
current-prefix-arg)
(or (and remote helm-trash-remote-files)
(null remote))))))
(defun helm-trash-directory ()
"Try to find a trash directory.
Return the \"files\" subdirectory of trash directory.
When `helm-trash-default-directory' is set use it as trash directory."
(let* ((xdg-data-dir
(or helm-trash-default-directory
(directory-file-name
(expand-file-name "Trash"
(or (getenv "XDG_DATA_HOME")
"~/.local/share")))))
(trash-files-dir (expand-file-name "files" xdg-data-dir)))
;; Just return nil if the Trash directory is not yet created. It will be
;; created later by `delete-directory'.
(and (file-exists-p trash-files-dir) trash-files-dir)))
(cl-defun helm-ff-file-already-trashed (file &optional (trash-alist nil strash-alist))
"Return FILE when it is already in trash.
Optional arg TRASH-ALIST should be an alist as what
`helm-ff-trash-list' returns."
(unless (or (fboundp 'system-move-file-to-trash)
(and strash-alist (null trash-alist)))
(let ((trash-files-dir (helm-trash-directory)))
(cl-loop for (_bn . fn) in (or trash-alist
(helm-ff-trash-list trash-files-dir))
thereis (and (file-equal-p file fn) file)))))
(defun helm-ff-quick-delete (_candidate)
"Delete file CANDIDATE without quitting.
When a prefix arg is given, meaning of
`delete-by-moving-to-trash' is the opposite."
(with-helm-window
(let* ((marked (helm-marked-candidates))
(trash (helm-ff--delete-by-moving-to-trash (car marked)))
(helm-ff--trashed-files
(and trash (helm-ff-trash-list (helm-trash-directory))))
(old--allow-recursive-deletes helm-ff-allow-recursive-deletes)
(buffers (cl-loop for f in marked
append (helm-file-buffers f))))
(unwind-protect
(progn
(helm-read-answer-dolist-with-action
"Really %s file `%s'"
marked
(lambda (file) (helm-ff--quick-delete-action file trash))
(list (if trash "Trash" "Delete") #'abbreviate-file-name))
(when buffers
(helm-read-answer-dolist-with-action
"Kill buffer `%s', too? "
buffers #'kill-buffer)))
(setq helm-marked-candidates nil
helm-visible-mark-overlays nil)
(helm-force-update
(let ((presel (helm-get-selection)))
(when presel
(format helm-ff-last-expanded-candidate-regexp
(regexp-quote (if (and helm-ff-transformer-show-only-basename
(not (helm-ff-dot-file-p presel)))
(helm-basename presel) presel))))))
(setq helm-ff-allow-recursive-deletes old--allow-recursive-deletes)))))
(defun helm-ff--quick-delete-action (candidate trash)
"Delete or trash CANDIDATE and remove it from display."
(helm-preselect
(format helm-ff-last-expanded-candidate-regexp
(regexp-quote
(if (and helm-ff-transformer-show-only-basename
(not (helm-ff-dot-file-p candidate)))
(helm-basename candidate) candidate))))
(helm-acase (helm-delete-file
candidate helm-ff-signal-error-on-dot-files
trash)
(skip
;; This happens only when trying to
;; trash a file already trashed.
(helm-delete-visible-mark (helm-this-visible-mark))
(if (helm-end-of-source-p)
(helm-previous-line)
(helm-next-line)))
(t (helm-delete-current-selection)))
(message nil)
(helm--remove-marked-and-update-mode-line candidate))
(defun helm-delete-file (file &optional error-if-dot-file-p trash)
"Delete FILE after querying the user.
When a prefix arg is given, meaning of
`delete-by-moving-to-trash' is the opposite.
Return error when ERROR-IF-DOT-FILE-P is non-nil and user tries
to delete a dotted file i.e. \".\" or \"..\".
Ask user when directory are not empty to allow recursive deletion
unless `helm-ff-allow-recursive-deletes' is non nil.
When user is asked and reply with \"!\" don't ask for remaining
directories.
Ask to kill buffers associated with that file, too.
When TRASH is non nil, trash FILE even if `delete-by-moving-to-trash'
is nil."
(require 'dired)
(cl-block nil
(when (and error-if-dot-file-p
(helm-ff-dot-file-p file))
(error "Error: Cannot operate on `.' or `..'"))
(let ((helm--reading-passwd-or-string t)
(file-attrs (file-attributes file))
(trash (or trash (helm-ff--delete-by-moving-to-trash file)))
(delete-by-moving-to-trash trash)
(already-trashed
(and trash (helm-ff-file-already-trashed
file helm-ff--trashed-files))))
(cond (already-trashed
;; We use message here to avoid exiting loop when
;; deleting more than one file.
(message "User error: `%s' is already trashed" file)
(sit-for 1.5)
(cl-return 'skip))
((and (eq (nth 0 file-attrs) t) ; a not empty directory.
(directory-files file t directory-files-no-dot-files-regexp))
(if (or helm-ff-allow-recursive-deletes trash)
(delete-directory file 'recursive trash)
(helm-acase (helm-read-answer
(format "Recursive delete of `%s'? [y,n,!,q,h]"
(abbreviate-file-name file))
'("y" "n" "!" "q")
#'helm-read-answer-default-help-fn)
("y" (delete-directory file 'recursive trash))
("!" (setq helm-ff-allow-recursive-deletes t)
(delete-directory file 'recursive trash))
("n" (cl-return 'skip))
("q" (throw 'helm-abort-delete-file
(progn
(message "Abort file deletion") (sleep-for 1)))))))
((eq (nth 0 file-attrs) t) ; a directory.
(delete-directory file nil trash))
(t (delete-file file trash))))))
(defun helm-delete-marked-files (_ignore)
"Delete marked files with `helm-delete-file'.
When a prefix arg is given, meaning of
`delete-by-moving-to-trash' is the opposite."
(let* ((files (helm-marked-candidates :with-wildcard t))
(len 0)
(trash (helm-ff--delete-by-moving-to-trash (car files)))
(helm-ff--trashed-files
(and trash (helm-ff-trash-list (helm-trash-directory))))
(prmt (if trash "Trash" "Delete"))
(old--allow-recursive-deletes helm-ff-allow-recursive-deletes)
(buffers (cl-loop for f in files
append (helm-file-buffers f))))
(with-helm-display-marked-candidates
helm-marked-buffer-name
(helm-ff--count-and-collect-dups files)
(if (not (y-or-n-p (format "%s *%s File(s)" prmt (length files))))
(message "(No deletions performed)")
(catch 'helm-abort-delete-file
(unwind-protect
(progn
(dolist (i files)
(set-text-properties 0 (length i) nil i)
(let ((res (helm-delete-file
i helm-ff-signal-error-on-dot-files trash)))
(if (eq res 'skip)
(progn (message "Directory is not empty, skipping")
(sleep-for 1))
(cl-incf len))))
(when buffers
(helm-read-answer-dolist-with-action
"Kill buffer `%s', too? "
buffers #'kill-buffer)))
(setq helm-ff-allow-recursive-deletes old--allow-recursive-deletes)))
(message "%s File(s) %s" len (if trash "trashed" "deleted"))))))
;;; Delete files async
;;
;;
(defvar helm-ff-delete-log-file
(locate-user-emacs-file "helm-delete-file.log")
"The file use to communicate with Emacs child when deleting files async.")
(defvar helm-ff--trash-flag nil)
(define-minor-mode helm-ff--delete-async-modeline-mode
"Notify mode-line that an async process run."
:group 'dired-async
:global t
:lighter (:eval (propertize (format " %s file(s) async [%s job]..."
(if helm-ff--trash-flag
"Trashing" "Deleting")
(length (dired-async-processes
'helm-delete-async)))
'face 'helm-delete-async-message))
(unless helm-ff--delete-async-modeline-mode
(let ((visible-bell t)) (ding))
(setq helm-ff--trash-flag nil)))
(defalias 'helm-delete-async-mode-line-message 'dired-async-mode-line-message)
(make-obsolete 'helm-delete-async-mode-line-message
'dired-async-mode-line-message "3.9.8")
(defun helm-delete-async-kill-process ()
"Kill async process created by helm delete files async."
(interactive)
(let* ((processes (dired-async-processes))
(proc (car (last processes))))
(and proc (delete-process proc))
(unless (> (length processes) 1)
(helm-ff--delete-async-modeline-mode -1))))
(defun helm-delete-marked-files-async (_ignore)
"Same as `helm-delete-marked-files' but async.
When a prefix arg is given, meaning of
`delete-by-moving-to-trash' is the opposite.
This function is not using `helm-delete-file' and BTW not asking
user for recursive deletion of directory, be warned that
directories are always deleted with no warnings."
(let* ((files (helm-marked-candidates :with-wildcard t))
(trash (helm-ff--delete-by-moving-to-trash (car files)))
(prmt (if trash "Trash" "Delete"))
buffers callback already-trashed
;; Workaround emacs-26 bug with tramp see
;; https://github.com/jwiegley/emacs-async/issues/80.
(async-quiet-switch "-q"))
(cl-loop with trash-alist = (and trash (helm-ff-trash-list (helm-trash-directory)))
for f in files
for buf = (helm-file-buffers f)
for trashed = (helm-ff-file-already-trashed f trash-alist)
for dot-file-p = (helm-ff-dot-file-p f)
when (and helm-ff-signal-error-on-dot-files
dot-file-p)
do (cl-return (error "Error: Cannot operate on `.' or `..'"))
when buf
do (setq buffers (nconc buf buffers))
when trashed
do (push trashed already-trashed))
(setq callback (lambda (result)
(unless (dired-async-processes 'helm-delete-async)
(helm-ff--delete-async-modeline-mode -1))
(when (file-exists-p helm-ff-delete-log-file)
(display-warning 'helm
(with-temp-buffer
(insert-file-contents
helm-ff-delete-log-file)
(buffer-string))
:error
"*helm delete files*")
(fit-window-to-buffer (get-buffer-window
"*helm delete files*"))
(delete-file helm-ff-delete-log-file))
(when buffers
(helm-read-answer-dolist-with-action
"Kill buffer `%s', too? "
buffers #'kill-buffer))
(run-with-timer
0.1 nil
(lambda ()
(dired-async-mode-line-message
"%s (%s/%s) file(s) async done"
'helm-delete-async-message
(if trash "Trashing" "Deleting")
result (length files))))))
(setq helm-ff--trash-flag trash)
(with-helm-display-marked-candidates
helm-marked-buffer-name
(helm-ff--count-and-collect-dups files)
(if (not (y-or-n-p (format "%s *%s File(s)" prmt (length files))))
(message "(No deletions performed)")
(process-put
(async-start
`(lambda ()
(require 'cl-lib)
;; `delete-by-moving-to-trash' have to be set globally,
;; using the TRASH argument of delete-file or
;; delete-directory is not enough.
(setq delete-by-moving-to-trash ,trash)
(let ((result 0))
(dolist (file ',files result)
(condition-case err
(cond ((and ,trash
(cl-loop for f in ',already-trashed
thereis (file-equal-p f file)))
(error (format "`%s' is already trashed" file)))
((eq (nth 0 (file-attributes file)) t)
(delete-directory file 'recursive ,trash)
(setq result (1+ result)))
(t (delete-file file ,trash)
(setq result (1+ result))))
(error (with-temp-file ,helm-ff-delete-log-file
(insert (format-time-string "%x:%H:%M:%S\n"))
(insert (format "%S\n " err))))))))
callback)
'helm-delete-async t)
(helm-ff--delete-async-modeline-mode 1)))))
(defun helm-find-file-or-marked (candidate)
"Open file CANDIDATE or open helm marked files in separate windows.
Called with one prefix arg open files in separate windows in a
vertical split.
Called with two prefix arg open files in background without
selecting them."
(let ((marked (helm-marked-candidates :with-wildcard t))
(url-p (and helm--url-regexp ; we should have only one candidate.
(string-match helm--url-regexp candidate)))
(ffap-newfile-prompt helm-ff-newfile-prompt-p)
(find-file-wildcards nil)
(helm--reading-passwd-or-string t))
(if (cdr marked)
(if (equal helm-current-prefix-arg '(16))
(mapc 'find-file-noselect marked)
;; If helm-current-prefix-arg is detected split is done
;; vertically.
(helm-window-show-buffers (mapcar 'find-file-noselect marked)))
(let ((dir (and (not url-p) (helm-basedir candidate))))
(cond ((and dir (file-directory-p dir))
(find-file (substitute-in-file-name candidate)))
(url-p (find-file-at-point candidate))
;; A a non--existing filename ending with /
;; Create a directory and jump to it.
((and (not (file-exists-p candidate))
(string-match "/$" candidate))
(helm-ff--mkdir candidate 'helm-ff))
;; A non--existing filename NOT ending with / or
;; an existing filename, create or jump to it.
;; If the basedir of candidate doesn't exists,
;; ask for creating it.
(dir
(helm-ff--mkdir dir)
(find-file candidate))
;; Find file at `default-directory' when basedir is
;; unspecified e.g user hit C-k foo RET.
(t (find-file candidate)))))))
(helm-make-command-from-action helm-ff-find-file-other-tab
"Run find file in other tab action from `helm-source-buffers-list'."
'find-file-other-tab
(cl-assert (fboundp 'tab-bar-mode) nil "Tab-bar-mode not available"))
(defun helm-ff--new-dirs-to-update (path)
"Collect directories to update when creating new directory PATH."
(let ((result (list path)))
(helm-awhile (helm-reduce-file-name path 1)
(if (not (file-directory-p it))
(progn (push it result) (setq path it))
(push it result)
(cl-return)))
result))
(defun helm-ff--mkdir (dir &optional helm-ff)
(when (or (not confirm-nonexistent-file-or-buffer)
(y-or-n-p (format "Create directory `%s'? "
(abbreviate-file-name
(expand-file-name dir)))))
(let ((dirfname (directory-file-name dir))
(to-update (and helm-ff (helm-ff--new-dirs-to-update dir))))
(if (file-exists-p dirfname)
(error
"Mkdir: Unable to create directory `%s': file exists."
(helm-basename dirfname))
(make-directory dir 'parent))
(when helm-ff
;; Refresh cache.
(mapc (lambda (x) (helm-ff-directory-files x t)) to-update)
;; Allow having this new dir in history
;; to be able to retrieve it immediately
;; if we want to e.g copy a file from somewhere in it.
(setq helm-ff-default-directory
(file-name-as-directory (expand-file-name dir)))
(push helm-ff-default-directory helm-ff-history))
(or (and helm-ff (helm-find-files-1 dir)) t))))
(defun helm-transform-file-load-el (actions candidate)
"Add action to load the file CANDIDATE if it is an Emacs Lisp
file. Else return ACTIONS unmodified."
(if (member (file-name-extension candidate) '("el" "elc"))
(append actions '(("Load Emacs Lisp File" . load-file)))
actions))
(defun helm-transform-file-browse-url (actions candidate)
"Add an action to browse the file CANDIDATE if it is a HTML file or URL.
Else return ACTIONS unmodified."
(let ((browse-action '("Browse with Browser" . browse-url)))
(cond ((string-match "^http\\|^ftp" candidate)
(cons browse-action actions))
((string-match "\\.html?$" candidate)
(append actions (list browse-action)))
(t actions))))
(defun helm-file-on-mounted-network-p (file)
"Return non-nil when FILE is part of a mounted remote directory.
This function is checking `helm-mounted-network-directories'
list."
(when helm-mounted-network-directories
(cl-loop for dir in helm-mounted-network-directories
thereis (file-in-directory-p file dir))))
;; helm-find-files bindings for filecache
(defvar file-cache-alist)
(defun helm-ff-cache-add-file (_candidate)
(require 'filecache)
(let ((mkd (helm-marked-candidates :with-wildcard t)))
(mapc 'file-cache-add-file mkd)))
(defun helm-ff-file-cache-remove-file-1 (file)
"Remove FILE from `file-cache-alist'."
(let ((entry (assoc (helm-basename file) file-cache-alist))
(dir (helm-basedir file))
new-entry)
(setq new-entry (remove dir entry))
(when (= (length entry) 1)
(setq new-entry nil))
(setq file-cache-alist
(cons new-entry (remove entry file-cache-alist)))))
(defun helm-ff-file-cache-remove-file (_file)
"Remove marked files from `file-cache-alist.'"
(let ((mkd (helm-marked-candidates)))
(mapc 'helm-ff-file-cache-remove-file-1 mkd)))
;;; Find files in file
;;
;;
(defclass helm-find-files-in-file-class (helm-source-in-file helm-type-file) ())
(cl-defmethod helm--setup-source ((source helm-find-files-in-file-class))
(helm-aif (slot-value source 'candidate-transformer)
(setf (slot-value source 'candidate-transformer)
(append (helm-mklist it)
(list (lambda (candidates)
(cl-loop for c in candidates
when (and (not (string= c ""))
(file-exists-p c))
collect c)))))))
(defun helm-find-files-in-file-build-source (file)
(helm-make-source
(format "Find files in `%s'" (helm-basename file))
'helm-find-files-in-file-class
:candidates-file file))
(defun helm-find-files-in-file (_file)
"Helm action for listing filenames listed in marked files."
(require 'helm-for-files)
(let ((sources (cl-loop for f in (helm-marked-candidates)
collect (helm-find-files-in-file-build-source f))))
(helm :sources sources
:quit-if-no-candidate (lambda ()
(message "No files found in file(s)"))
:buffer "*helm find files in files*")))
(cl-defun helm-ff-mcp (_candidate)
"Copy the car of marked candidates to the remaining marked candidates.
The car of marked should be a regular file and the rest of marked (cdr) should
be directories."
(let* ((mkd (helm-marked-candidates))
(file (car mkd))
(targets (cdr mkd))
(skipped 0)
operations)
(cl-assert (file-regular-p file) nil (format "ERROR: Not a regular file `%s'" file))
(cl-assert targets nil (format "ERROR: No destination specified for file `%s'" file))
(cl-assert (cl-loop for f in targets always (file-directory-p f)) nil
"ERROR: Destinations must be directories")
(when targets
(cl-loop with yes-for-all
for dest in targets
for dest-file = (expand-file-name (helm-basename file) dest)
for dir-ok = (file-accessible-directory-p dest)
for exists = (and dir-ok
(file-exists-p
(expand-file-name
(helm-basename file) dest)))
for overwrite = (or (null exists)
yes-for-all
(helm-acase (helm-read-answer
(format
"File `%s' already-exists, overwrite (y,n,!,q) ? "
dest-file)
'("y" "n" "!" "q"))
("y" t)
("n" nil)
("!" (prog1 t
(setq yes-for-all t)))
("q" (cl-return-from helm-ff-mcp
(message "Operation aborted")))))
if dir-ok
do (if overwrite
(push (list file (file-name-as-directory dest) overwrite) operations)
(cl-incf skipped))
else do (cl-incf skipped))
(when operations
(with-helm-display-marked-candidates
helm-marked-buffer-name
(mapcar #'abbreviate-file-name targets)
(if (y-or-n-p (format "Copy `%s' to directories?" (helm-basename file)))
(progn
(process-put
(async-start
`(lambda ()
(require 'cl-lib)
(cl-loop with copies = 0
with skipped = ,skipped
for (file dest overwrite) in ',operations
do (condition-case _err
(progn
(copy-file file dest overwrite)
(cl-incf copies))
(file-error (cl-incf skipped)))
finally return (list file copies skipped)))
(lambda (result)
(let ((copied (nth 1 result)))
(unless (dired-async-processes)
(dired-async--modeline-mode -1))
(run-with-idle-timer
0.1 nil
(lambda ()
(dired-async-mode-line-message
"Mcp done, %s %s of %s done, %s files skipped"
'dired-async-message
copied
(if (> copied 1)
"copies" "copy")
(helm-basename (nth 0 result))
(nth 2 result)))))))
'dired-async-process t)
(dired-async--modeline-mode 1))
(message "Operation aborted")))))))
(helm-make-command-from-action helm-ff-run-mcp
"Copy the car of marked candidates to the remaining marked candidates."
'helm-ff-mcp)
;;; File name history
;;
;;
(defun helm-files-save-file-name-history (&optional force)
"Save marked files to `file-name-history'."
(let* ((src (helm-get-current-source))
(src-name (assoc-default 'name src)))
(when (or force (helm-file-completion-source-p src)
(member src-name helm-files-save-history-extra-sources))
(let ((mkd (helm-marked-candidates :with-wildcard t))
(history-delete-duplicates t))
(cl-loop for sel in mkd
when (and sel
(stringp sel)
;; If file was one of HFF candidates assume it
;; is an existing file, so no need to call
;; file-exists-p which is costly on remote candidates.
;; (file-exists-p sel)
(not (helm-ff--file-directory-p sel))
;; When creating a new directory previous test
;; check for file-directory-p BEFORE its
;; creation, so check for ending slash as
;; well to know if it is a future directory.
(not (string-match "/\\'" sel)))
do
;; we use `abbreviate-file-name' here because
;; other parts of Emacs seems to,
;; and we don't want to introduce duplicates.
(add-to-history 'file-name-history
(abbreviate-file-name
(expand-file-name sel))))))))
(add-hook 'helm-exit-minibuffer-hook 'helm-files-save-file-name-history)
(defvar helm-source-file-name-history
(helm-build-sync-source "File Name History"
:candidates 'file-name-history
:persistent-action #'ignore
:filtered-candidate-transformer #'helm-file-name-history-transformer
:action 'helm-type-file-actions))
(defun helm-file-name-history-show-or-hide-deleted ()
(interactive)
(setq helm-file-name-history-hide-deleted
(not helm-file-name-history-hide-deleted))
(helm-update))
(put 'helm-file-name-history-show-or-hide-deleted 'helm-only t)
(defvar helm-file-name-history-map
(let ((map (make-sparse-keymap)))
(set-keymap-parent map helm-map)
(define-key map (kbd "C-c d") 'helm-file-name-history-show-or-hide-deleted)
(define-key map (kbd "C-x C-f") 'helm-ff-file-name-history-run-ff)
map))
(defun helm-file-name-history-transformer (candidates _source)
(cl-loop with lgst = helm-file-name-history-max-length
for elm in candidates
for c = (truncate-string-to-width
elm helm-file-name-history-max-length nil nil t)
for disp = (cond ((or (file-remote-p elm)
(and (fboundp 'tramp-archive-file-name-p)
(tramp-archive-file-name-p c)))
(propertize c 'face 'helm-history-remote))
((file-exists-p elm)
(let ((last-access (format-time-string "%d/%m/%Y %X"
(nth 4 (file-attributes elm)))))
(propertize
elm 'display
(concat (propertize c 'face 'helm-ff-file)
(make-string (1+ (- lgst (length c))) ? )
last-access))))
(t (unless helm-file-name-history-hide-deleted
(propertize c 'face 'helm-history-deleted))))
when disp
collect (cons (if helm-ff-icon-mode
(concat (all-the-icons-icon-for-file
(helm-basename elm))
" " disp)
disp)
elm)))
(defun helm-ff-file-name-history-ff (candidate)
(helm-set-pattern
(expand-file-name candidate)))
(helm-make-command-from-action helm-ff-file-name-history-run-ff
"Switch back to current HFF session with selection as preselect."
'helm-ff-file-name-history-ff)
(defun helm-ff-file-name-history-delete-item (_candidate)
(let ((files (helm-marked-candidates)))
(with-helm-display-marked-candidates
helm-marked-buffer-name
(helm-ff--count-and-collect-dups files)
(when (y-or-n-p "Delete file(s) from history? ")
(cl-loop for f in files do
(setq file-name-history (delete f file-name-history))))
(message nil))))
(defun helm-ff-file-name-history ()
"Switch to `file-name-history' without quitting `helm-find-files'."
(interactive)
(let ((src (helm-build-sync-source "File name history"
:init (lambda ()
(with-helm-alive-p
(when helm-ff-file-name-history-use-recentf
(require 'recentf)
(or recentf-mode (recentf-mode 1)))))
:candidate-number-limit (helm-aand (or (get 'file-name-history 'history-length)
history-length)
(and (numberp it) it))
:candidates (lambda ()
(if helm-ff-file-name-history-use-recentf
recentf-list
file-name-history))
:help-message 'helm-file-name-history-help-message
:fuzzy-match t
:persistent-action 'ignore
:migemo t
:filtered-candidate-transformer 'helm-file-name-history-transformer
:action (helm-make-actions
"Find file" (lambda (candidate)
(helm-set-pattern
(expand-file-name candidate))
(with-helm-after-update-hook (helm-exit-minibuffer)))
"Find file in helm" 'helm-ff-file-name-history-ff
"Delete candidate(s)" 'helm-ff-file-name-history-delete-item)
:keymap helm-file-name-history-map)))
(with-helm-alive-p
(helm :sources src
:buffer "*helm-file-name-history*"
:allow-nest t
:resume 'noresume))))
(put 'helm-ff-file-name-history 'helm-only t)
;;; Browse project
;; Need dependencies:
;; <https://github.com/emacs-helm/helm-ls-git>
;; <https://github.com/emacs-helm/helm-ls-hg>
;; Only hg and git are supported for now.
(defvar helm--browse-project-cache (make-hash-table :test 'equal))
(defvar helm-buffers-in-project-p)
(defvar helm-browse-project-map
(let ((map (make-sparse-keymap)))
(set-keymap-parent map helm-generic-files-map)
(define-key map (kbd "M-g a") 'helm-browse-project-run-ag)
map))
(defun helm-browse-project-get-buffers (root-directory)
(cl-loop for b in (helm-buffer-list)
;; FIXME: Why default-directory is root-directory
;; for current-buffer when coming from helm-quit-and-find-file.
for cd = (with-current-buffer b default-directory)
for bn = (buffer-file-name (get-buffer b))
if (or (and bn (file-in-directory-p bn root-directory))
(and (null bn)
(not (file-remote-p cd))
(file-in-directory-p cd root-directory)))
collect b))
(defun helm-browse-project-build-buffers-source (directory)
(helm-make-source "Buffers in project" 'helm-source-buffers
:header-name (lambda (name)
(format
"%s (%s)"
name (abbreviate-file-name directory)))
:buffer-list (lambda () (helm-browse-project-get-buffers directory))))
(defun helm-browse-project-walk-directory (directory)
"Default function for `helm-browse-project-default-find-files-fn'."
(helm-walk-directory
directory
:directories nil :path 'full :skip-subdirs t))
(defun helm-browse-project-find-files-1 (directory program)
"List files in DIRECTORY recursively with external PROGRAM."
(require 'helm-fd)
(let* ((fd-exe (or helm-fd-executable
(executable-find "fdfind")
(executable-find "fd")))
(cmd (cl-ecase program
(ag "ag --hidden -g '.*' %s")
(rg "rg --files --hidden -g '*' %s")
(fd (concat fd-exe " --hidden --type f --glob '*' %s")))))
(with-temp-buffer
(call-process-shell-command
(format cmd directory)
nil t nil)
(mapcar (lambda (f) (expand-file-name f directory))
(split-string (buffer-string) "\n")))))
(defun helm-browse-project-ag-find-files (directory)
"A suitable function for `helm-browse-project-default-find-files-fn'.
Use AG as backend."
(helm-browse-project-find-files-1 directory 'ag))
(defun helm-browse-project-rg-find-files (directory)
"A suitable function for `helm-browse-project-default-find-files-fn'.
Use RG as backend."
(helm-browse-project-find-files-1 directory 'rg))
(defun helm-browse-project-fd-find-files (directory)
"A suitable function for `helm-browse-project-default-find-files-fn'.
Use FD as backend."
(helm-browse-project-find-files-1 directory 'fd))
(defun helm-browse-project-ag (_candidate)
"A `helm-grep' AG action for `helm-browse-project'."
(let ((dir (with-helm-buffer (helm-get-attr 'root-dir))))
(helm-grep-ag dir helm-current-prefix-arg)))
(helm-make-command-from-action helm-browse-project-run-ag
"Run `helm-grep' AG from `helm-browse-project'."
'helm-browse-project-ag)
(defclass helm-browse-project-override-inheritor (helm-type-file) ())
(defclass helm-browse-project-source (helm-source-in-buffer
helm-browse-project-override-inheritor)
((root-dir :initarg :root-dir
:initform nil
:custom 'file)
(match-part :initform
(lambda (c)
(if (with-helm-buffer
helm-ff-transformer-show-only-basename)
(helm-basename c) c)))
(filter-one-by-one :initform
(lambda (c)
(if (with-helm-buffer
helm-ff-transformer-show-only-basename)
(cons (propertize (helm-basename c)
'face 'helm-ff-file)
c)
(propertize c 'face 'helm-ff-file)))))
"Class to define a source in `helm-browse-project' handling non
VC handled directories.")
(cl-defmethod helm--setup-source :after ((source helm-browse-project-override-inheritor))
(let ((actions (slot-value source 'action)))
(setf (slot-value source 'action)
(helm-append-at-nth
(symbol-value actions)
'(("Grep project with AG `M-g a, C-u select type'" . helm-browse-project-ag))
7))
(setf (slot-value source 'keymap) helm-browse-project-map)))
(defun helm-browse-project-find-files (directory &optional refresh)
"Browse non VC handled directory DIRECTORY."
(when refresh (remhash directory helm--browse-project-cache))
(unless (gethash directory helm--browse-project-cache)
(puthash directory (funcall helm-browse-project-default-find-files-fn
directory)
helm--browse-project-cache))
(helm :sources `(,(helm-browse-project-build-buffers-source directory)
,(helm-make-source "Browse project"
'helm-browse-project-source
:root-dir directory
:data (gethash directory helm--browse-project-cache)
:header-name
(lambda (name)
(format
"%s (%s)"
name (abbreviate-file-name directory)))))
:ff-transformer-show-only-basename nil
:buffer "*helm browse project*"))
(defvar helm-browse-project-history nil)
;;;###autoload
(defun helm-projects-history (&optional arg)
"Jump to project already visisted with `helm-browse-project'."
(interactive "P")
(helm :sources
(helm-build-sync-source "Project history"
:candidates helm-browse-project-history
:action (lambda (candidate)
(with-helm-default-directory candidate
(helm-browse-project
(or arg helm-current-prefix-arg)))))
:buffer "*helm browse project history*"))
;;;###autoload
(defun helm-browse-project (arg)
"Preconfigured helm to browse projects.
Browse files and see status of project with its VCS.
Only HG and GIT are supported for now.
Fall back to `helm-browse-project-find-files' if current
directory is not under control of one of those VCS.
With a prefix ARG browse files recursively, with two prefix ARG
rebuild the cache.
If the current directory is found in the cache, start
`helm-browse-project-find-files' even with no prefix ARG.
NOTE: The prefix ARG have no effect on the VCS controlled
directories.
Needed dependencies for VCS:
<https://github.com/emacs-helm/helm-ls-git>
and
<https://github.com/emacs-helm/helm-ls-hg>."
(interactive "P")
(require 'helm-x-files)
(let ((helm-type-buffer-actions
(remove (assoc "Browse project from buffer"
helm-type-buffer-actions)
helm-type-buffer-actions))
(helm-buffers-in-project-p t))
(cl-flet ((push-to-hist (root)
(setq helm-browse-project-history
(cons root (delete root helm-browse-project-history)))))
(helm-acond ((and (require 'helm-ls-git nil t)
(fboundp 'helm-ls-git-root-dir)
(helm-ls-git-root-dir))
(push-to-hist it)
(helm-ls-git))
((and (require 'helm-ls-hg nil t)
(fboundp 'helm-hg-root)
(helm-hg-root))
(push-to-hist it)
(helm-hg-find-files-in-project))
((helm-browse-project-get--root-dir (helm-current-directory))
(if (or arg (gethash it helm--browse-project-cache))
(progn
(push-to-hist it)
(helm-browse-project-find-files it (equal arg '(16))))
(helm :sources (helm-browse-project-build-buffers-source it)
:buffer "*helm browse project*")))))))
(defun helm-browse-project-get--root-dir (directory)
(cl-loop with dname = (file-name-as-directory directory)
while (and dname (not (gethash dname helm--browse-project-cache)))
if (file-remote-p dname)
do (setq dname nil) else
do (setq dname (helm-basedir (substring dname 0 (1- (length dname)))))
finally return (or dname (file-name-as-directory directory))))
(defun helm-ff-browse-project (_candidate)
"Browse project in current directory.
See `helm-browse-project'."
(with-helm-default-directory helm-ff-default-directory
(helm-browse-project helm-current-prefix-arg)))
(helm-make-command-from-action helm-ff-run-browse-project
"Run browse project."
'helm-ff-browse-project)
;;; Actions calling helm and main interactive functions.
;;
;;
(defun helm-ff-gid (_candidate)
(with-helm-default-directory helm-ff-default-directory
(helm-gid)))
(helm-make-command-from-action helm-ff-run-gid
"Run gid from HFF."
'helm-ff-gid)
;; helm-find bindings for helm-find-files.
(defun helm-ff-find-sh-command (_candidate)
"Run `helm-find' from `helm-find-files'."
(require 'helm-find)
(helm-find-1 helm-ff-default-directory))
(helm-make-command-from-action helm-ff-run-find-sh-command
"Run find shell command action with key from `helm-find-files'."
'helm-ff-find-sh-command)
;; helm-hd bindings for hff
(defun helm-ff-fd (_candidate)
"Run fd shell command from `helm-find-files'."
(require 'helm-fd)
(helm-fd-1 helm-ff-default-directory))
(helm-make-command-from-action helm-ff-run-fd
"Run fd shell command action with key from `helm-find-files'."
'helm-ff-fd)
;;;###autoload
(defun helm-find-files (arg)
"Preconfigured `helm' for helm implementation of `find-file'.
Called with a prefix arg show history if some.
Don't call it from programs, use `helm-find-files-1' instead.
This is the starting point for nearly all actions you can do on
files."
(interactive "P")
(let* (tramp-archive-enabled ; Disable tramp-archive which is
; kicking in unexpectedly.
(hist (and arg helm-ff-history (helm-find-files-history nil)))
(smart-input (or hist (helm-find-files-initial-input)))
(default-input (expand-file-name (helm-current-directory)))
(input (cond ((and (null hist)
helm-find-files-ignore-thing-at-point)
default-input)
((and (eq major-mode 'org-agenda-mode)
org-directory
(not smart-input))
(file-name-as-directory
(expand-file-name org-directory)))
((and (eq major-mode 'dired-mode) smart-input)
(file-name-directory smart-input))
((and (not (string= smart-input ""))
smart-input))
(t default-input)))
(input-as-presel (null (file-directory-p input)))
(presel (helm-aif (or hist
(and input-as-presel input)
(buffer-file-name (current-buffer))
(and (eq major-mode 'dired-mode)
smart-input)
(and (eq major-mode 'Info-mode)
Info-current-file))
(if (and helm-ff-transformer-show-only-basename
(null hist)
(not (string-match-p "[.]\\{1,2\\}\\'" it)))
(helm-basename it)
it))))
;; Continue using the same display function as history which used
;; probably itself the same display function as inner HFF call,
;; i.e. if history was using frame use a frame otherwise use a window.
(when (and hist (buffer-live-p (get-buffer helm-ff-history-buffer-name)))
(helm-set-local-variable 'helm-display-function
(with-current-buffer helm-ff-history-buffer-name
helm-display-function)
'helm--last-frame-parameters
(with-current-buffer helm-ff-history-buffer-name
helm--last-frame-parameters)))
(set-text-properties 0 (length input) nil input)
(setq current-prefix-arg nil)
;; Allow next helm session to reuse helm--last-frame-parameters as
;; resume would do.
(let ((helm--executing-helm-action (not (null hist))))
(helm-find-files-1 input (and presel (null helm-ff-no-preselect)
(format helm-ff-last-expanded-candidate-regexp
(regexp-quote presel)))))))
(provide 'helm-files)
;;; helm-files.el ends here
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