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helm-files.el
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helm-files.el
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;;; helm-files.el --- helm file browser and related.
;; Copyright (C) 2012 Thierry Volpiatto <thierry.volpiatto@gmail.com>
;; 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)
(require 'helm)
(require 'helm-utils)
(require 'helm-external)
(require 'helm-grep)
(require 'helm-match-plugin)
(require 'helm-help)
(require 'helm-locate)
(require 'helm-bookmark)
(require 'helm-tags)
(require 'helm-buffers)
(require 'thingatpt)
(require 'ffap)
(eval-when-compile (require 'dired))
(require 'dired-aux)
(require 'dired-x)
(require 'tramp)
(require 'image-dired)
(declare-function find-library-name "find-func.el" (library))
(declare-function secure-hash "ext:fns.c" (algorithm object &optional start end binary))
(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 image-dired-display-image "image-dired.el" (file &optional original-size))
(declare-function image-dired-update-property "image-dired.el" (prop value))
(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-bol "esh-mode")
(defgroup helm-files nil
"Files applications and libraries for Helm."
:group 'helm)
(defcustom helm-c-boring-file-regexp-list
'("\\.git$" "\\.hg$" "\\.svn$" "\\.CVS$" "\\._darcs$" "\\.la$" "\\.o$" "~$")
"The regexp list matching boring files."
:group 'helm-files
:type '(repeat (choice regexp)))
(defcustom helm-for-files-preferred-list
'(helm-c-source-ffap-line
helm-c-source-ffap-guesser
helm-c-source-buffers-list
helm-c-source-recentf
helm-c-source-bookmarks
helm-c-source-file-cache
helm-c-source-files-in-current-dir
helm-c-source-locate)
"Your preferred sources to find files."
:type 'list
:group 'helm-files)
(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
:group 'helm-files)
(defcustom helm-ff-auto-update-initial-value t
"Auto update when only one candidate directory is matched.
This is the default value when starting `helm-find-files'."
:group 'helm-files
:type 'boolean)
(defcustom helm-ff-lynx-style-map t
"Use arrow keys to navigate with `helm-find-files'.
You will have to restart Emacs or reeval `helm-find-files-map'
and `helm-c-read-file-map' for this take effect."
:group 'helm-files
:type 'boolean)
(defcustom helm-ff-history-max-length 100
"Number of elements shown in `helm-find-files' history."
:group 'helm-files
:type 'integer)
(defcustom helm-ff-smart-completion t
"Try to complete filenames smarter when non--nil.
See `helm-ff-transform-fname-for-completion' for more info."
:group 'helm-files
:type 'boolean)
(defcustom helm-ff-tramp-not-fancy t
"No colors when listing remote files when set to non--nil.
This make listing much faster, specially on slow machines."
:group 'helm-files
:type 'boolean)
(defcustom helm-ff-exif-data-program "exiftran"
"Program used to extract exif data of an image file."
:group 'helm-files
:type 'string)
(defcustom helm-ff-exif-data-program-args "-d"
"*Arguments used for `helm-ff-exif-data-program'."
:group 'helm-files
:type 'string)
(defcustom helm-ff-newfile-prompt-p t
"Whether Prompt or not when creating new file.
This set `ffap-newfile-prompt'."
:type 'boolean
:group 'helm-files)
(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-z'
inside an avfs directory mounted with mountavfs.
See <http://sourceforge.net/projects/avf/>."
:type 'boolean
:group 'helm-files)
(defcustom helm-ff-file-compressed-list '("gz" "bz2" "zip" "7z")
"Minimal list of compressed files extension."
:type 'list
:group 'helm-files)
(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 'list
:group 'helm-files)
(defcustom helm-ff-transformer-show-only-basename nil
"Show only basename of candidates in `helm-find-files'.
This can be toggled at anytime from `helm-find-files' with \
\\<helm-find-files-map>0\\[helm-ff-run-toggle-basename]."
:type 'boolean
:group 'helm-files)
(defcustom helm-ff-quick-delete-dont-prompt-for-deletion nil
"Don't ask in persistent deletion of files when non--nil."
:group 'helm-files
: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."
:group 'helm-files
:type 'boolean)
(defcustom helm-ff-search-library-in-sexp nil
"Search for library in `require' and `declare-function' sexp."
:group 'helm-files
:type 'boolean)
(defcustom helm-tooltip-hide-delay 25
"Hide tooltips automatically after this many seconds."
:group 'helm-files
:type 'integer)
(defcustom helm-ff-maximum-candidate-to-decorate 2000
"If length of candidates is superior to this value do not highlight them.
This happen only in `helm-find-files'."
:group 'helm-files
:type 'integer)
;;; Faces
;;
;;
(defface helm-ff-prefix
'((t (:background "yellow" :foreground "black")))
"*Face used to prefix new file or url paths in `helm-find-files'."
:group 'helm-files)
(defface helm-ff-executable
'((t (:foreground "green")))
"*Face used for executable files in `helm-find-files'."
:group 'helm-files)
(defface helm-ff-directory
'((t (:foreground "DarkRed" :background "LightGray")))
"*Face used for directories in `helm-find-files'."
:group 'helm-files)
(defface helm-ff-symlink
'((t (:foreground "DarkOrange")))
"*Face used for symlinks in `helm-find-files'."
:group 'helm-files)
(defface helm-ff-invalid-symlink
'((t (:foreground "black" :background "red")))
"*Face used for invalid symlinks in `helm-find-files'."
:group 'helm-files)
(defface helm-ff-file
'((t (:inherit font-lock-builtin-face)))
"*Face used for file names in `helm-find-files'."
:group 'helm-files)
;;; 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 "C-]") 'helm-ff-run-toggle-basename)
(define-key map (kbd "C-x C-f") 'helm-ff-run-locate)
(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-.") '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-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-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 "C-d") 'helm-ff-persistent-delete)
(define-key map (kbd "M-e") 'helm-ff-run-switch-to-eshell)
(define-key map (kbd "<M-tab>") '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 "M-!") 'helm-ff-run-eshell-command-on-file)
(define-key map (kbd "C-=") 'helm-ff-run-ediff-file)
(define-key map (kbd "C-c =") 'helm-ff-run-ediff-merge-file)
(define-key map (kbd "M-p") 'helm-ff-run-switch-to-history)
(define-key map (kbd "M-i") 'helm-ff-properties-persistent)
(define-key map (kbd "C-c ?") 'helm-ff-help)
(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 "M-a") 'helm-mark-all)
(define-key map (kbd "M-m") 'helm-toggle-all-marks)
(define-key map (kbd "M-u") 'helm-unmark-all)
(define-key map (kbd "C-c C-a") 'helm-ff-run-gnus-attach-files)
(define-key map (kbd "C-c p") 'helm-ff-run-print-file)
;; 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 "C-.") 'helm-find-files-down-one-level)
(define-key map (kbd "C-l") 'helm-find-files-down-one-level)
(define-key map (kbd "C-h C-b") 'helm-send-bug-report-from-helm)
(define-key map (kbd "C-h C-d") 'helm-debug-output)
(define-key map (kbd "C-x @") 'helm-ff-run-find-file-as-root)
(when helm-ff-lynx-style-map
(define-key map (kbd "<left>") 'helm-find-files-down-one-level)
(define-key map (kbd "<right>") 'helm-execute-persistent-action))
(delq nil map))
"Keymap for `helm-find-files'.")
(defvar helm-c-read-file-map
(let ((map (make-sparse-keymap)))
(set-keymap-parent map helm-map)
(define-key map (kbd "C-]") 'helm-ff-run-toggle-basename)
(define-key map (kbd "C-.") 'helm-find-files-down-one-level)
(define-key map (kbd "C-l") 'helm-find-files-down-one-level)
(define-key map (kbd "C-<backspace>") 'helm-ff-run-toggle-auto-update)
(define-key map (kbd "C-c ?") 'helm-read-file-name-help)
(when helm-ff-lynx-style-map
(define-key map (kbd "<left>") 'helm-find-files-down-one-level)
(define-key map (kbd "<right>") 'helm-execute-persistent-action)
(define-key map (kbd "C-o") nil)
(define-key map (kbd "<M-left>") 'helm-previous-source)
(define-key map (kbd "<M-right>") 'helm-next-source))
(delq nil map))
"Keymap for `helm-c-read-file-name'.")
(defvar helm-esh-on-file-map
(let ((map (make-sparse-keymap)))
(set-keymap-parent map helm-map)
(define-key map (kbd "C-c ?") 'helm-esh-help)
map)
"Keymap for `helm-find-files-eshell-command-on-file'.")
;; Internal.
(defvar helm-c-find-files-doc-header " (`C-l': Go to precedent 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-cand-to-mark 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.")
(defvar helm-c-source-find-files
`((name . "Find Files")
(header-name . (lambda (name)
(concat name helm-c-find-files-doc-header)))
(init . (lambda ()
(setq helm-ff-auto-update-flag
helm-ff-auto-update-initial-value)))
(candidates . helm-find-files-get-candidates)
(match (lambda (candidate)
(string-match (regexp-quote helm-pattern) candidate)))
(filtered-candidate-transformer helm-c-find-files-transformer)
(persistent-action . helm-find-files-persistent-action)
(persistent-help . "Hit1 Expand Candidate, Hit2 or (C-u) Find file")
(mode-line . helm-ff-mode-line-string)
(volatile)
(nohighlight)
(candidate-number-limit . 9999)
(action-transformer . helm-find-files-action-transformer)
(action
. ,(delq
nil
`(("Find File" . helm-c-find-file-or-marked)
("Find file in Dired" . helm-c-point-file-in-dired)
,(and (locate-library "elscreen")
'("Find file in Elscreen" . helm-elscreen-find-file))
("Checksum File" . helm-ff-checksum)
("Complete at point `M-tab'"
. helm-c-insert-file-name-completion-at-point)
("Open file externally `C-c C-x, C-u to choose'"
. helm-c-open-file-externally)
("Grep File(s) `M-g s, C-u Recurse'" . helm-find-files-grep)
("Zgrep File(s) `M-g z, C-u Recurse'" . helm-ff-zgrep)
("Switch to Eshell `M-e'" . helm-ff-switch-to-eshell)
("Etags `M-., C-u tap, C-u C-u reload tag file'" . helm-ff-etags-select)
("Eshell command on file(s) `M-!, C-u run on all marked at once.'"
. helm-find-files-eshell-command-on-file)
("Find file as root" . helm-find-file-as-root)
("Find file in hex dump" . hexl-find-file)
("Ediff File `C-='" . helm-find-files-ediff-files)
("Ediff Merge File `C-c ='" . helm-find-files-ediff-merge-files)
("Delete File(s) `M-D'" . helm-delete-marked-files)
("Copy file(s) `M-C, C-u to follow'" . helm-find-files-copy)
("Rename file(s) `M-R, C-u to follow'" . helm-find-files-rename)
("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)
("Symlink files(s) `M-S, C-u to follow'" . helm-find-files-symlink)
("Relsymlink file(s) `C-u to follow'" . helm-find-files-relsymlink)
("Hardlink file(s) `M-H, C-u to follow'" . helm-find-files-hardlink)
("Find file other window `C-c o'" . find-file-other-window)
("Switch to history `M-p'" . helm-find-files-switch-to-hist)
("Find file other frame `C-c C-o'" . find-file-other-frame)
("View file" . view-file)
("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))))))
(defun helm-find-files-set-prompt-for-action (action files)
"Set prompt for action ACTION for FILES."
(let ((len (length files)))
(format "%s *%s File(s)\n%s to: "
action len
(mapconcat (lambda (f)
(format "- %s\n" f)) files ""))))
(defun helm-dwim-target-directory ()
"Return value of `default-directory' of buffer in other window.
If there is only one window return the value ot `default-directory'
for current buffer."
(with-helm-current-buffer
(let ((num-windows (length (window-list))))
(if (> num-windows 1)
(save-selected-window
(other-window 1)
default-directory)
(car helm-ff-history)))))
(defun helm-find-files-do-action (action)
"Generic function for creating action from `helm-c-source-find-files'.
ACTION must be an action supported by `helm-dired-action'."
(let* ((ifiles (mapcar 'expand-file-name ; Allow modify '/foo/.' -> '/foo'
(helm-marked-candidates)))
(cand (helm-get-selection)) ; Target
(prompt (helm-find-files-set-prompt-for-action
(capitalize (symbol-name action)) ifiles))
(parg helm-current-prefix-arg)
(dest (helm-c-read-file-name
prompt
:preselect (if helm-ff-transformer-show-only-basename
(helm-c-basename cand) cand)
:initial-input (helm-dwim-target-directory)
:history (helm-find-files-history :comp-read nil))))
(helm-dired-action
dest :files ifiles :action action :follow parg)))
(defun helm-find-files-copy (candidate)
"Copy files from `helm-find-files'."
(helm-find-files-do-action 'copy))
(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-byte-compile (candidate)
"Byte compile elisp files from `helm-find-files'."
(let ((files (helm-marked-candidates))
(parg helm-current-prefix-arg))
(loop for fname in files
do (byte-compile-file fname parg))))
(defun helm-find-files-load-files (candidate)
"Load elisp files from `helm-find-files'."
(let ((files (helm-marked-candidates)))
(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 ((bname (helm-c-basename candidate))
(prompt (if merge "Ediff Merge `%s' With File: "
"Ediff `%s' With File: "))
(fun (if merge 'ediff-merge-files 'ediff-files)))
(funcall fun
candidate
(condition-case quit
(helm-c-read-file-name
(format prompt bname))
(quit ;; Hit C-g ask user to fallback to locate.
(if (y-or-n-p "Search file for ediff with locate? ")
(helm-c-locate-read-file-name
(format prompt bname)
;; Check if -b option is available.
(if (and (eq system-type 'windows-nt)
(string-match "^es" helm-c-locate-command))
bname
(concat bname " -b")))
(error "Error: Ediff Operation aborted")))))))
(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) 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) helm-current-prefix-arg))
(defun helm-ff-pdfgrep (candidate)
"Default action to pdfgrep files from `helm-find-files'."
(let ((cands (loop for file in (helm-marked-candidates)
if (or (string= (file-name-extension file) "pdf")
(string= (file-name-extension file) "PDF"))
collect file))
(helm-c-pdfgrep-default-function 'helm-c-pdfgrep-init))
(when cands
(helm-do-pdfgrep-1 cands))))
(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 ((default-directory helm-ff-default-directory))
(helm-c-etags-select helm-current-prefix-arg)))
(defun helm-find-files-switch-to-hist (candidate)
"Switch to helm-find-files history."
(helm-find-files t))
(defvar eshell-command-aliases-list nil)
(defvar helm-eshell-command-on-file-input-history nil)
(defun helm-find-files-eshell-command-on-file-1 (candidate &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.
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:
If `eshell' or `eshell-command' have not been run once,
or if you have no eshell aliases `eshell-command-aliases-list'
will not be loaded first time you use this."
(when (or eshell-command-aliases-list
(y-or-n-p "Eshell is not loaded, run eshell-command without alias anyway? "))
(and eshell-command-aliases-list (eshell-read-aliases-list))
(let* ((cand-list (helm-marked-candidates))
(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))
(command (helm-comp-read
"Command: "
(loop for (a . c) in eshell-command-aliases-list
when (string-match "\\(\\$1\\|\\$\\*\\)$" (car c))
collect (propertize a 'help-echo (car c)) into ls
finally return (sort ls 'string<))
:buffer "*helm eshell on file*"
:name "Eshell command"
:keymap helm-esh-on-file-map
:mode-line
'("Eshell alias"
"C-c ?: Help, \\[universal-argument]: Insert output at point")
:input-history
'helm-eshell-command-on-file-input-history))
(alias-value (car (assoc-default command eshell-command-aliases-list))))
(when (and (= (length cand-list) 1)
(string-match "[*]" (helm-c-basename (car cand-list))))
(setq cand-list (file-expand-wildcards (car cand-list) t)))
(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 $*.
(string-match "\\$\\*$" alias-value)))
(> (length cand-list) 1))
;; Run eshell-command with ALL marked files as arguments.
(let ((mapfiles (mapconcat 'shell-quote-argument cand-list " ")))
(if (string-match "'%s'\\|\"%s\"\\|%s" command)
(eshell-command (format command mapfiles)) ; See [1]
(eshell-command (format "%s %s" command mapfiles))))
;; Run eshell-command on EACH marked files.
(loop for i in cand-list
for bn = (helm-c-basename i)
for files = (format "'%s'" i)
for com = (if (string-match "'%s'\\|\"%s\"\\|%s" command)
;; [1] This allow to enter other args AFTER filename
;; i.e <command %s some_more_args>
(format command files)
(format "%s %s" command files))
do (eshell-command com))))))
(defun helm-find-files-eshell-command-on-file (candidate)
"Run `eshell-command' on CANDIDATE or marked candidates.
See `helm-find-files-eshell-command-on-file-1' for more info."
(helm-find-files-eshell-command-on-file-1
candidate helm-current-prefix-arg))
(defun helm-ff-switch-to-eshell (candidate)
"Switch to eshell and cd to `helm-ff-default-directory'."
(flet ((cd-eshell ()
(goto-char (point-max))
(insert
(format "cd '%s'" helm-ff-default-directory))
(eshell-send-input)))
(if (get-buffer "*eshell*")
(progn
(helm-c-switch-to-buffer "*eshell*")
(cd-eshell))
(call-interactively 'eshell)
(cd-eshell))))
(defun helm-ff-serial-rename-action (method)
"Rename all marked files to `helm-ff-default-directory' with METHOD.
See `helm-ff-serial-rename-1'."
(let* ((cands (helm-marked-candidates))
(def-name (car cands))
(name (read-string "NewName: "
(replace-regexp-in-string
"[0-9]+$" ""
(helm-c-basename
def-name
(file-name-extension def-name)))))
(start (read-number "StartAtNumber: "))
(extension (read-string "Extension: "
(file-name-extension (car cands))))
(dir (expand-file-name
(helm-c-read-file-name
"Serial Rename to directory: "
:initial-input
(expand-file-name helm-ff-default-directory)
:test 'file-directory-p
:must-match t)))
(res (loop for f in cands
for bn = (helm-c-basename f)
for count from start
concat (format "%s <-> %s%s.%s\n"
bn name count extension))))
(if (y-or-n-p
(format "Result:\n %sRename like this to <%s> ? " res dir))
(progn
(helm-ff-serial-rename-1
dir cands name start extension :method method)
(message nil)
(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)))
(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 (remove-if 'file-directory-p collection))
(flet ((symlink-file (file dest)
(let ((flist (list file)))
(helm-dired-action
dest :action 'symlink :files flist))))
(let* ((tmp-dir (file-name-as-directory
(concat (file-name-as-directory directory)
(symbol-name (gensym "tmp")))))
(fn (case method
(copy 'copy-file)
(symlink 'symlink-file)
(rename 'rename-file)
(t (error "Error: Unknow 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.
(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.
(loop with dirlist = (directory-files
tmp-dir t directory-files-no-dot-files-regexp)
for f in dirlist do
(if (file-symlink-p f)
(symlink-file (file-truename f)
(concat (file-name-as-directory directory)
(helm-c-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))
(defun helm-ff-toggle-auto-update (candidate)
(setq helm-ff-auto-update-flag (not helm-ff-auto-update-flag))
(message "[Auto expansion %s]"
(if helm-ff-auto-update-flag "enabled" "disabled")))
;;;###autoload
(defun helm-ff-run-toggle-auto-update ()
(interactive)
(when helm-alive-p
(helm-attrset 'toggle-auto-update 'helm-ff-toggle-auto-update)
(helm-execute-persistent-action 'toggle-auto-update)))
;;;###autoload
(defun helm-ff-run-switch-to-history ()
"Run Switch to history action from `helm-c-source-find-files'."
(interactive)
(when (helm-file-completion-source-p)
(helm-c-quit-and-execute-action 'helm-find-files-switch-to-hist)))
;;;###autoload
(defun helm-ff-run-grep ()
"Run Grep action from `helm-c-source-find-files'."
(interactive)
(when helm-alive-p
(helm-c-quit-and-execute-action 'helm-find-files-grep)))
;;;###autoload
(defun helm-ff-run-pdfgrep ()
"Run Pdfgrep action from `helm-c-source-find-files'."
(interactive)
(when helm-alive-p
(helm-c-quit-and-execute-action 'helm-ff-pdfgrep)))
;;;###autoload
(defun helm-ff-run-zgrep ()
"Run Grep action from `helm-c-source-find-files'."
(interactive)
(when helm-alive-p
(helm-c-quit-and-execute-action 'helm-ff-zgrep)))
;;;###autoload
(defun helm-ff-run-copy-file ()
"Run Copy file action from `helm-c-source-find-files'."
(interactive)
(when helm-alive-p
(helm-c-quit-and-execute-action 'helm-find-files-copy)))
;;;###autoload
(defun helm-ff-run-rename-file ()
"Run Rename file action from `helm-c-source-find-files'."
(interactive)
(when helm-alive-p
(helm-c-quit-and-execute-action 'helm-find-files-rename)))
;;;###autoload
(defun helm-ff-run-byte-compile-file ()
"Run Byte compile file action from `helm-c-source-find-files'."
(interactive)
(when helm-alive-p
(helm-c-quit-and-execute-action 'helm-find-files-byte-compile)))
;;;###autoload
(defun helm-ff-run-load-file ()
"Run Load file action from `helm-c-source-find-files'."
(interactive)
(when helm-alive-p
(helm-c-quit-and-execute-action 'helm-find-files-load-files)))
;;;###autoload
(defun helm-ff-run-eshell-command-on-file ()
"Run eshell command on file action from `helm-c-source-find-files'."
(interactive)
(when helm-alive-p
(helm-c-quit-and-execute-action
'helm-find-files-eshell-command-on-file)))
;;;###autoload
(defun helm-ff-run-ediff-file ()
"Run Ediff file action from `helm-c-source-find-files'."
(interactive)
(when helm-alive-p
(helm-c-quit-and-execute-action 'helm-find-files-ediff-files)))
;;;###autoload
(defun helm-ff-run-ediff-merge-file ()
"Run Ediff merge file action from `helm-c-source-find-files'."
(interactive)
(when helm-alive-p
(helm-c-quit-and-execute-action
'helm-find-files-ediff-merge-files)))
;;;###autoload
(defun helm-ff-run-symlink-file ()
"Run Symlink file action from `helm-c-source-find-files'."
(interactive)
(when helm-alive-p
(helm-c-quit-and-execute-action 'helm-find-files-symlink)))
;;;###autoload
(defun helm-ff-run-hardlink-file ()
"Run Hardlink file action from `helm-c-source-find-files'."
(interactive)
(when helm-alive-p
(helm-c-quit-and-execute-action 'helm-find-files-hardlink)))
;;;###autoload
(defun helm-ff-run-delete-file ()
"Run Delete file action from `helm-c-source-find-files'."
(interactive)
(when helm-alive-p
(helm-c-quit-and-execute-action 'helm-delete-marked-files)))
;;;###autoload
(defun helm-ff-run-complete-fn-at-point ()
"Run complete file name action from `helm-c-source-find-files'."
(interactive)
(when helm-alive-p
(helm-c-quit-and-execute-action
'helm-c-insert-file-name-completion-at-point)))
;;;###autoload
(defun helm-ff-run-switch-to-eshell ()
"Run switch to eshell action from `helm-c-source-find-files'."
(interactive)
(when helm-alive-p
(helm-c-quit-and-execute-action 'helm-ff-switch-to-eshell)))
;;;###autoload
(defun helm-ff-run-switch-other-window ()
"Run switch to other window action from `helm-c-source-find-files'."
(interactive)
(when helm-alive-p
(helm-c-quit-and-execute-action 'find-file-other-window)))
;;;###autoload
(defun helm-ff-run-switch-other-frame ()
"Run switch to other frame action from `helm-c-source-find-files'."
(interactive)
(when helm-alive-p
(helm-c-quit-and-execute-action 'find-file-other-frame)))
;;;###autoload
(defun helm-ff-run-open-file-externally ()
"Run open file externally command action from `helm-c-source-find-files'."
(interactive)
(when helm-alive-p
(helm-c-quit-and-execute-action 'helm-c-open-file-externally)))
(defun helm-ff-locate (candidate)
"Locate action function for `helm-find-files'."
(helm-locate-set-command)
(let ((input (concat (helm-c-basename
(expand-file-name
candidate
helm-ff-default-directory))
;; The locate '-b' option doesn't exists
;; in everything (es).
(unless (and (eq system-type 'windows-nt)
(string-match "^es" helm-c-locate-command))
" -b"))))
(helm-locate-1 helm-current-prefix-arg input 'from-ff)))
;;;###autoload
(defun helm-ff-run-locate ()
"Run locate action from `helm-c-source-find-files'."
(interactive)
(when helm-alive-p
(helm-c-quit-and-execute-action 'helm-ff-locate)))
;;;###autoload
(defun helm-ff-run-find-file-as-root ()
(interactive)
(helm-c-quit-and-execute-action 'helm-find-file-as-root))
;;;###autoload
(defun helm-ff-run-gnus-attach-files ()
"Run gnus attach files command action from `helm-c-source-find-files'."
(interactive)
(when helm-alive-p
(helm-c-quit-and-execute-action 'helm-ff-gnus-attach-files)))
;;;###autoload
(defun helm-ff-run-etags ()
"Run Etags command action from `helm-c-source-find-files'."
(interactive)
(when helm-alive-p
(helm-c-quit-and-execute-action 'helm-ff-etags-select)))
(defun helm-ff-print (candidate)
"Print marked files.
You have to set in order
variables `lpr-command',`lpr-switches' and/or `printer-name'.
e.g:
\(setq lpr-command \"gtklp\"\)
\(setq lpr-switches '(\"-P\")\)
\(setq printer-name \"Epson-Stylus-Photo-R265\"\)
Same as `dired-do-print' but for helm."
(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))
(len (length file-list))
(printer-name (if helm-ff-printer-list
(helm-comp-read
"Printer: " helm-ff-printer-list)
printer-name))
(command (read-string
(format "Print *%s File(s):\n%s with: "
len
(mapconcat
(lambda (f) (format "- %s\n" f))
file-list ""))
(when (and lpr-command
(or lpr-switches
printer-name))
(mapconcat 'identity
(cons lpr-command
(append (if (stringp lpr-switches)
(list lpr-switches)
lpr-switches)
(list printer-name)))
" "))))
(file-args (mapconcat #'(lambda (x)
(format "'%s'" x))
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."))))
;;;###autoload
(defun helm-ff-run-print-file ()
"Run Print file action from `helm-c-source-find-files'."
(interactive)
(when helm-alive-p
(helm-c-quit-and-execute-action 'helm-ff-print)))
(defun helm-ff-checksum (file)
"Calculate the checksum of FILE.
Provide completion on different algorithms to use on Emacs24.
On Emacs23 only 'sha1' is available.
The checksum is copied to kill-ring."
(let ((algo-list (and (fboundp 'secure-hash)
'(md5 sha1 sha224 sha256 sha384 sha512))))
(kill-new
(if algo-list
(secure-hash (intern
(helm-comp-read
"Algorithm: " algo-list))
file)
(sha1 (with-temp-buffer
(insert-file-contents file)
(buffer-string)))))
(message "Checksum copied to kill-ring.")))
(defun helm-ff-toggle-basename (candidate)
(setq helm-ff-transformer-show-only-basename
(not helm-ff-transformer-show-only-basename))
(let ((target (if helm-ff-transformer-show-only-basename
(helm-c-basename candidate) candidate)))
(helm-force-update target)))
;;;###autoload
(defun helm-ff-run-toggle-basename ()
(interactive)
(when helm-alive-p
(helm-attrset 'toggle-basename 'helm-ff-toggle-basename)
(helm-execute-persistent-action 'toggle-basename)))