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;;; helm-bookmark.el --- Helm for Emacs regular Bookmarks.
;; Copyright (C) 2012 ~ 2013 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:
(eval-when-compile (require 'cl))
(eval-when-compile (require 'bookmark))
(require 'helm)
(require 'helm-utils)
(require 'helm-info)
(require 'helm-adaptative)
(defgroup helm-bookmark nil
"Predefined configurations for `helm.el'."
:group 'helm)
(defcustom helm-bookmark-show-location nil
"Show location of bookmark on display."
:group 'helm-bookmark
:type 'boolean)
(defface helm-bookmark-info
'((t (:foreground "green")))
"Face used for W3m Emacs bookmarks (not w3m bookmarks)."
:group 'helm-bookmark)
(defface helm-bookmark-w3m
'((t (:foreground "yellow")))
"Face used for W3m Emacs bookmarks (not w3m bookmarks)."
:group 'helm-bookmark)
(defface helm-bookmark-gnus
'((t (:foreground "magenta")))
"Face used for Gnus bookmarks."
:group 'helm-bookmark)
(defface helm-bookmark-man
'((t (:foreground "Orange4")))
"Face used for Woman/man bookmarks."
:group 'helm-bookmark)
(defface helm-bookmark-file
'((t (:foreground "Deepskyblue2")))
"Face used for file bookmarks."
:group 'helm-bookmark)
(defface helm-bookmark-directory
'((t (:inherit helm-ff-directory)))
"Face used for file bookmarks."
:group 'helm-bookmark)
(defface helm-bookmark-addressbook
'((t (:foreground "tomato")))
"Face used for addressbook bookmarks."
:group 'helm-bookmark)
(defvar helm-bookmark-map
(let ((map (make-sparse-keymap)))
(set-keymap-parent map helm-map)
(define-key map (kbd "C-c o") 'helm-bookmark-run-jump-other-window)
(define-key map (kbd "C-d") 'helm-bookmark-run-delete)
(define-key map (kbd "M-t") 'helm-bookmark-toggle-filename)
(when (locate-library "bookmark-extensions")
(define-key map (kbd "M-e") 'helm-bmkext-run-edit))
(define-key map (kbd "C-c ?") 'helm-bookmark-help)
(delq nil map))
"Generic Keymap for emacs bookmark sources.")
(defvar helm-bookmarks-cache nil)
(defvar helm-source-bookmarks
`((name . "Bookmarks")
(init . (lambda ()
(require 'bookmark)
(setq helm-bookmarks-cache
(bookmark-all-names))))
(no-delay-on-input) ; Issue #173 needed for helm-for-files.
(candidates . helm-bookmarks-cache)
(filtered-candidate-transformer . helm-bookmark-transformer)
(match . helm-bookmark-match-fn)
(type . bookmark))
"See (info \"(emacs)Bookmarks\").")
(defun helm-bookmark-transformer (candidates source)
(loop for i in candidates
for loc = (bookmark-location i)
for len = (string-width i)
for trunc = (if (> len bookmark-bmenu-file-column)
(helm-substring i bookmark-bmenu-file-column)
i)
for sep = (make-string (- (+ bookmark-bmenu-file-column 2)
(length trunc)) ? )
if helm-bookmark-show-location
collect (cons (concat trunc sep loc) i)
else collect i))
(defun helm-bookmark-match-fn (candidate)
"Match function for bookmark sources using `candidates'."
(if helm-bookmark-show-location
;; match only location, match-plugin will match also name.
(string-match helm-pattern (bookmark-location candidate))
(string-match helm-pattern candidate)))
;;;###autoload
(defun helm-bookmark-toggle-filename ()
"Toggle bookmark location visibility."
(interactive)
(let ((real (helm-get-selection helm-buffer)))
(setq helm-bookmark-show-location (not helm-bookmark-show-location))
(helm-update (if helm-bookmark-show-location
(bookmark-location real) real))))
(defun helm-bookmark-jump (candidate)
"Jump to bookmark from keyboard."
(let ((current-prefix-arg helm-current-prefix-arg)
non-essential)
(bookmark-jump candidate)))
(defun helm-bookmark-jump-other-window (candidate)
(let (non-essential)
(bookmark-jump-other-window candidate)))
;;; bookmark-set
;;
(defvar helm-source-bookmark-set
'((name . "Set Bookmark")
(dummy)
(no-delay-on-input)
(action . bookmark-set))
"See (info \"(emacs)Bookmarks\").")
;;; Colorize bookmarks by category
;;
(defvar helm-source-pp-bookmarks
'((name . "PP-Bookmarks")
(init . (lambda ()
(require 'bookmark)
(helm-init-candidates-in-buffer
'global (loop for b in (bookmark-all-names) collect
(propertize b 'location (bookmark-location b))))))
(candidates-in-buffer)
(search helm-bookmark-search-fn)
(match-part . helm-pp-bookmark-match-fn)
(filtered-candidate-transformer
helm-adaptive-sort
helm-highlight-bookmark)
(no-delay-on-input)
(type . bookmark))
"See (info \"(emacs)Bookmarks\").")
(defun helm-bookmark-search-fn (pattern)
"Search function for bookmark sources using `candidates-in-buffer'.
Should be used with `helm-pp-bookmark-match-fn' as `match-part' function."
(if helm-bookmark-show-location
(helm-aif (next-single-property-change (point) 'location)
(goto-char it))
(re-search-forward pattern nil t)))
(defun helm-pp-bookmark-match-fn (candidate)
"Search function for bookmark sources using `candidates-in-buffer'.
Should be used with `helm-bookmark-search-fn' as `search' function."
(helm-aif (and helm-bookmark-show-location
(bookmark-location candidate))
;; Match against bookmark-name and location.
(concat candidate " " it)
;; Match against bookmark-name.
candidate))
(defun helm-highlight-bookmark (bookmarks source)
"Used as `filtered-candidate-transformer' to colorize bookmarks.
Work both with standard Emacs bookmarks and bookmark-extensions.el."
(let ((non-essential t))
(loop for i in bookmarks
for isfile = (bookmark-get-filename i)
for bufp = (and (fboundp 'bmkext-get-buffer-name)
(bmkext-get-buffer-name i))
for handlerp = (and (fboundp 'bookmark-get-handler)
(bookmark-get-handler i))
for isw3m = (and (fboundp 'bmkext-w3m-bookmark-p)
(bmkext-w3m-bookmark-p i))
for isgnus = (and (fboundp 'bmkext-gnus-bookmark-p)
(bmkext-gnus-bookmark-p i))
for isman = (and (fboundp 'bmkext-man-bookmark-p) ; Man
(bmkext-man-bookmark-p i))
for iswoman = (and (fboundp 'bmkext-woman-bookmark-p) ; Woman
(bmkext-woman-bookmark-p i))
for handlerp = (bookmark-get-handler i)
for isannotation = (bookmark-get-annotation i)
for isabook = (string= (bookmark-prop-get i 'type)
"addressbook")
for isinfo = (eq handlerp 'Info-bookmark-jump)
for loc = (bookmark-location i)
for len = (string-width i)
for trunc = (if (and helm-bookmark-show-location
(> len bookmark-bmenu-file-column))
(helm-substring
i bookmark-bmenu-file-column)
i)
;; Add a * if bookmark have annotation
if (and isannotation (not (string-equal isannotation "")))
do (setq trunc (concat "*" (if helm-bookmark-show-location trunc i)))
for sep = (and helm-bookmark-show-location
(make-string (- (+ bookmark-bmenu-file-column 2)
(string-width trunc)) ? ))
for bmk = (cond ( ;; info buffers
isinfo
(propertize trunc 'face 'helm-bookmark-info
'help-echo isfile))
( ;; w3m buffers
isw3m
(propertize trunc 'face 'helm-bookmark-w3m
'help-echo isfile))
( ;; gnus buffers
isgnus
(propertize trunc 'face 'helm-bookmark-gnus
'help-echo isfile))
( ;; Man Woman
(or iswoman isman)
(propertize trunc 'face 'helm-bookmark-man
'help-echo isfile))
( ;; Addressbook
isabook
(propertize trunc 'face 'helm-bookmark-addressbook))
( ;; directories
(and isfile
;; This is needed because `non-essential'
;; is not working on Emacs-24.2 and the behavior
;; of tramp seems to have changed since previous
;; versions (Need to reenter password even if a
;; first connection have been established,
;; probably when host is named differently
;; i.e machine/localhost)
(not (file-remote-p isfile))
(file-directory-p isfile))
(propertize trunc 'face 'helm-bookmark-directory
'help-echo isfile))
( ;; regular files
t
(propertize trunc 'face 'helm-bookmark-file
'help-echo isfile)))
collect (if helm-bookmark-show-location
(cons (concat bmk sep loc) i)
(cons bmk i)))))
;;; Bookmarks attributes
;;
(define-helm-type-attribute 'bookmark
`((coerce . helm-bookmark-get-bookmark-from-name)
(action
("Jump to bookmark" . helm-bookmark-jump)
("Jump to BM other window" . helm-bookmark-jump-other-window)
("Bookmark edit annotation" . bookmark-edit-annotation)
("Bookmark show annotation" . bookmark-show-annotation)
("Delete bookmark(s)" . helm-delete-marked-bookmarks)
,@(and (locate-library "bookmark-extensions")
`(("Edit Bookmark" . bmkext-edit-bookmark)))
("Rename bookmark" . bookmark-rename)
("Relocate bookmark" . bookmark-relocate))
(keymap . ,helm-bookmark-map)
(mode-line . helm-bookmark-mode-line-string))
"Bookmark name.")
;;;###autoload
(defun helm-bookmark-run-jump-other-window ()
"Jump to bookmark from keyboard."
(interactive)
(helm-quit-and-execute-action 'bookmark-jump-other-window))
;;;###autoload
(defun helm-bookmark-run-delete ()
"Delete bookmark from keyboard."
(interactive)
(when (y-or-n-p "Delete bookmark?")
(helm-quit-and-execute-action 'helm-delete-marked-bookmarks)))
(defun helm-bookmark-get-bookmark-from-name (bmk)
"Return bookmark name even if it is a bookmark with annotation.
e.g prepended with *.
Return nil if bmk is not a valid bookmark."
(let ((bookmark (replace-regexp-in-string "\*" "" bmk)))
(if (assoc bookmark bookmark-alist)
bookmark
(when (assoc bmk bookmark-alist)
bmk))))
(defun helm-delete-marked-bookmarks (ignore)
"Delete this bookmark or all marked bookmarks."
(dolist (i (helm-marked-candidates))
(bookmark-delete (helm-bookmark-get-bookmark-from-name i)
'batch)))
;;;###autoload
(defun helm-bookmarks ()
"Preconfigured `helm' for bookmarks."
(interactive)
(helm :sources '(helm-source-bookmarks
helm-source-bookmark-set)
:buffer "*helm bookmarks*"
:default (buffer-name helm-current-buffer)))
;;;###autoload
(defun helm-pp-bookmarks ()
"Preconfigured `helm' for bookmarks (pretty-printed)."
(interactive)
(helm :sources '(helm-source-pp-bookmarks
helm-source-bookmark-set)
:buffer "*helm pp bookmarks*"
:default (buffer-name helm-current-buffer)))
(provide 'helm-bookmark)
;; Local Variables:
;; byte-compile-warnings: (not cl-functions obsolete)
;; coding: utf-8
;; indent-tabs-mode: nil
;; End:
;;; helm-bookmark.el ends here
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