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;;; ol-bookmark.el --- Links to bookmarks
;; Copyright (C) 2008-2021 Free Software Foundation, Inc.
;;
;; Author: Tokuya Kameshima <kames AT fa2.so-net.ne.jp>
;; Version: 1.0
;; Keywords: outlines, hypermedia, calendar, wp
;;
;; This file is not part of GNU Emacs.
;;
;; Emacs 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, 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 GNU Emacs; see the file COPYING. If not, write to the
;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
;; Boston, MA 02110-1301, USA.
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
(require 'org)
(require 'bookmark)
(require 'ol)
(defgroup org-bookmark nil
"Options concerning the bookmark link."
:tag "Org Startup"
:group 'org-link)
(defcustom org-bookmark-in-dired nil
"Use org-bookmark in dired."
:group 'org-bookmark
:type 'boolean)
(defcustom org-bookmark-when-visiting-a-file nil
"Use org-bookmark in any buffer visiting a file."
:group 'org-bookmark
:type 'boolean)
(defcustom org-bookmark-use-first-bookmark nil
"If several bookmarks links to the buffer, take the first one.
Otherwise prompt the user for the right bookmark to use."
:group 'org-bookmark
:type 'boolean)
(org-link-set-parameters "bookmark"
:follow #'org-bookmark-open
:store #'org-bookmark-store-link)
(defun org-bookmark-open (bookmark _)
"Visit the bookmark BOOKMARK."
(bookmark-jump bookmark))
(defun org-bookmark-store-link ()
"Store a link to the current line's bookmark in bookmark list."
(let (file bookmark bmks)
(cond ((and org-bookmark-in-dired
(eq major-mode 'dired-mode))
(setq file (abbreviate-file-name (dired-get-filename))))
((and org-bookmark-when-visiting-a-file
(buffer-file-name (buffer-base-buffer)))
(setq file (abbreviate-file-name
(buffer-file-name (buffer-base-buffer))))))
(if (not file)
(when (eq major-mode 'bookmark-bmenu-mode)
(setq bookmark (bookmark-bmenu-bookmark)))
(when (and (setq bmks
(mapcar (lambda (name)
(if (equal file
(abbreviate-file-name
(bookmark-location name)))
name))
(bookmark-all-names)))
(setq bmks (delete nil bmks)))
(setq bookmark
(if (or (eq 1 (length bmks)) org-bookmark-use-first-bookmark)
(car bmks)
(completing-read "Bookmark: " bmks nil t nil nil (car bmks))))))
(if bookmark
(org-store-link-props :link (concat "bookmark:" bookmark)
:description bookmark))))
(provide 'ol-bookmark)
;;; ol-bookmark.el ends here
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