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1 ;;; org-wl.el --- Support for links to Wanderlust messages from within Org-mode
3 ;; Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010
4 ;; Free Software Foundation, Inc.
6 ;; Author: Tokuya Kameshima <kames at fa2 dot so-net dot ne dot jp>
7 ;; David Maus <dmaus at ictsoc dot de>
8 ;; Keywords: outlines, hypermedia, calendar, wp
9 ;; Homepage: http://orgmode.org
10 ;; Version: 7.5
12 ;; This file is part of GNU Emacs.
14 ;; GNU Emacs is free software: you can redistribute it and/or modify
15 ;; it under the terms of the GNU General Public License as published by
16 ;; the Free Software Foundation, either version 3 of the License, or
17 ;; (at your option) any later version.
19 ;; GNU Emacs is distributed in the hope that it will be useful,
20 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
21 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22 ;; GNU General Public License for more details.
24 ;; You should have received a copy of the GNU General Public License
25 ;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
26 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
28 ;;; Commentary:
30 ;; This file implements links to Wanderlust messages from within Org-mode.
31 ;; Org-mode loads this module by default - if this is not what you want,
32 ;; configure the variable `org-modules'.
34 ;;; Code:
36 (require 'org)
38 (defgroup org-wl nil
39 "Options concerning the Wanderlust link."
40 :tag "Org Startup"
41 :group 'org-link)
43 (defcustom org-wl-link-to-refile-destination t
44 "Create a link to the refile destination if the message is marked as refile."
45 :group 'org-wl
46 :type 'boolean)
48 (defcustom org-wl-link-remove-filter nil
49 "Remove filter condition if message is filter folder."
50 :group 'org-wl
51 :type 'boolean)
53 (defcustom org-wl-shimbun-prefer-web-links nil
54 "If non-nil create web links for shimbun messages."
55 :group 'org-wl
56 :type 'boolean)
58 (defcustom org-wl-nntp-prefer-web-links nil
59 "If non-nil create web links for nntp messages.
60 When folder name contains string \"gmane\" link to gmane,
61 googlegroups otherwise."
62 :type 'boolean
63 :group 'org-wl)
65 (defcustom org-wl-disable-folder-check t
66 "Disable check for new messages when open a link."
67 :type 'boolean
68 :group 'org-wl)
70 (defcustom org-wl-namazu-default-index nil
71 "Default namazu search index."
72 :type 'directory
73 :group 'org-wl)
75 ;; Declare external functions and variables
76 (declare-function elmo-folder-exists-p "ext:elmo" (folder) t)
77 (declare-function elmo-message-entity-field "ext:elmo-msgdb"
78 (entity field &optional type))
79 (declare-function elmo-message-field "ext:elmo"
80 (folder number field &optional type) t)
81 (declare-function elmo-msgdb-overview-get-entity "ext:elmo" (id msgdb) t)
82 ;; Backward compatibility to old version of wl
83 (declare-function wl "ext:wl" () t)
84 (declare-function wl-summary-buffer-msgdb "ext:wl-folder" () t)
85 (declare-function wl-summary-jump-to-msg-by-message-id "ext:wl-summary"
86 (&optional id))
87 (declare-function wl-summary-jump-to-msg "ext:wl-summary"
88 (&optional number beg end))
89 (declare-function wl-summary-line-from "ext:wl-summary" ())
90 (declare-function wl-summary-line-subject "ext:wl-summary" ())
91 (declare-function wl-summary-message-number "ext:wl-summary" ())
92 (declare-function wl-summary-redisplay "ext:wl-summary" (&optional arg))
93 (declare-function wl-summary-registered-temp-mark "ext:wl-action" (number))
94 (declare-function wl-folder-goto-folder-subr "ext:wl-folder"
95 (&optional folder sticky))
96 (declare-function wl-folder-get-petname "ext:wl-folder" (name))
97 (declare-function wl-folder-get-entity-from-buffer "ext:wl-folder"
98 (&optional getid))
99 (declare-function wl-folder-buffer-group-p "ext:wl-folder")
100 (defvar wl-init)
101 (defvar wl-summary-buffer-elmo-folder)
102 (defvar wl-summary-buffer-folder-name)
103 (defvar wl-folder-group-regexp)
104 (defvar wl-auto-check-folder-name)
105 (defvar elmo-nntp-default-server)
107 (defconst org-wl-folder-types
108 '(("%" . imap) ("-" . nntp) ("+" . mh) ("=" . spool)
109 ("$" . archive) ("&" . pop) ("@" . shimbun) ("[" . search)
110 ("*" . multi) ("/" . filter) ("|" . pipe) ("'" . internal))
111 "List of folder indicators. See Wanderlust manual, section 3.")
113 ;; Install the link type
114 (org-add-link-type "wl" 'org-wl-open)
115 (add-hook 'org-store-link-functions 'org-wl-store-link)
117 ;; Implementation
119 (defun org-wl-folder-type (folder)
120 "Return symbol that indicates the type of FOLDER.
121 FOLDER is the wanderlust folder name. The first character of the
122 folder name determines the folder type."
123 (let* ((indicator (substring folder 0 1))
124 (type (cdr (assoc indicator org-wl-folder-types))))
125 ;; maybe access or file folder
126 (when (not type)
127 (setq type
128 (cond
129 ((and (>= (length folder) 5)
130 (string= (substring folder 0 5) "file:"))
131 'file)
132 ((and (>= (length folder) 7)
133 (string= (substring folder 0 7) "access:"))
134 'access)
136 nil))))
137 type))
139 (defun org-wl-message-field (field entity)
140 "Return content of FIELD in ENTITY.
141 FIELD is a symbol of a rfc822 message header field.
142 ENTITY is a message entity."
143 (let ((content (elmo-message-entity-field entity field 'string)))
144 (if (listp content) (car content) content)))
146 (defun org-wl-store-link ()
147 "Store a link to a WL message or folder."
148 (unless (eobp)
149 (cond
150 ((memq major-mode '(wl-summary-mode mime-view-mode))
151 (org-wl-store-link-message))
152 ((eq major-mode 'wl-folder-mode)
153 (org-wl-store-link-folder))
155 nil))))
157 (defun org-wl-store-link-folder ()
158 "Store a link to a WL folder."
159 (let* ((folder (wl-folder-get-entity-from-buffer))
160 (petname (wl-folder-get-petname folder))
161 (link (org-make-link "wl:" folder)))
162 (save-excursion
163 (beginning-of-line)
164 (unless (and (wl-folder-buffer-group-p)
165 (looking-at wl-folder-group-regexp))
166 (org-store-link-props :type "wl" :description petname
167 :link link)
168 link))))
170 (defun org-wl-store-link-message ()
171 "Store a link to a WL message."
172 (save-excursion
173 (let ((buf (if (eq major-mode 'wl-summary-mode)
174 (current-buffer)
175 (and (boundp 'wl-message-buffer-cur-summary-buffer)
176 wl-message-buffer-cur-summary-buffer))))
177 (when buf
178 (with-current-buffer buf
179 (let* ((msgnum (wl-summary-message-number))
180 (mark-info (wl-summary-registered-temp-mark msgnum))
181 (folder-name
182 (if (and org-wl-link-to-refile-destination
183 mark-info
184 (equal (nth 1 mark-info) "o")) ; marked as refile
185 (nth 2 mark-info)
186 wl-summary-buffer-folder-name))
187 (folder-type (org-wl-folder-type folder-name))
188 (wl-message-entity
189 (if (fboundp 'elmo-message-entity)
190 (elmo-message-entity
191 wl-summary-buffer-elmo-folder msgnum)
192 (elmo-msgdb-overview-get-entity
193 msgnum (wl-summary-buffer-msgdb))))
194 (message-id
195 (org-wl-message-field 'message-id wl-message-entity))
196 (message-id-no-brackets
197 (org-remove-angle-brackets message-id))
198 (from (org-wl-message-field 'from wl-message-entity))
199 (to (org-wl-message-field 'to wl-message-entity))
200 (xref (org-wl-message-field 'xref wl-message-entity))
201 (subject (org-wl-message-field 'subject wl-message-entity))
202 (date (org-wl-message-field 'date wl-message-entity))
203 (date-ts (and date (format-time-string
204 (org-time-stamp-format t)
205 (date-to-time date))))
206 (date-ts-ia (and date (format-time-string
207 (org-time-stamp-format t t)
208 (date-to-time date))))
209 desc link)
211 ;; remove text properties of subject string to avoid possible bug
212 ;; when formatting the subject
213 ;; (Emacs bug #5306, fixed)
214 (set-text-properties 0 (length subject) nil subject)
216 ;; maybe remove filter condition
217 (when (and (eq folder-type 'filter) org-wl-link-remove-filter)
218 (while (eq (org-wl-folder-type folder-name) 'filter)
219 (setq folder-name
220 (replace-regexp-in-string "^/[^/]+/" "" folder-name))))
222 ;; maybe create http link
223 (cond
224 ((and (eq folder-type 'shimbun)
225 org-wl-shimbun-prefer-web-links xref)
226 (org-store-link-props :type "http" :link xref :description subject
227 :from from :to to :message-id message-id
228 :message-id-no-brackets message-id-no-brackets
229 :subject subject))
230 ((and (eq folder-type 'nntp) org-wl-nntp-prefer-web-links)
231 (setq link
232 (format
233 (if (string-match "gmane\\." folder-name)
234 "http://mid.gmane.org/%s"
235 "http://groups.google.com/groups/search?as_umsgid=%s")
236 (org-fixup-message-id-for-http message-id)))
237 (org-store-link-props :type "http" :link link :description subject
238 :from from :to to :message-id message-id
239 :message-id-no-brackets message-id-no-brackets
240 :subject subject))
242 (org-store-link-props :type "wl" :from from :to to
243 :subject subject :message-id message-id
244 :message-id-no-brackets message-id-no-brackets)
245 (setq desc (org-email-link-description))
246 (setq link (org-make-link "wl:" folder-name "#" message-id-no-brackets))
247 (org-add-link-props :link link :description desc)))
248 (when date
249 (org-add-link-props :date date :date-timestamp date-ts
250 :date-timestamp-inactive date-ts-ia))
251 (or link xref)))))))
253 (defun org-wl-open-nntp (path)
254 "Follow the nntp: link specified by PATH."
255 (let* ((spec (split-string path "/"))
256 (server (split-string (nth 2 spec) "@"))
257 (group (nth 3 spec))
258 (article (nth 4 spec)))
259 (org-wl-open
260 (concat "-" group ":" (if (cdr server)
261 (car (split-string (car server) ":"))
263 (if (string= elmo-nntp-default-server (nth 2 spec))
265 (concat "@" (or (cdr server) (car server))))
266 (if article (concat "#" article) "")))))
268 (defun org-wl-open (path)
269 "Follow the WL message link specified by PATH.
270 When called with one prefix, open message in namazu search folder
271 with `org-wl-namazu-default-index' as search index. When called
272 with two prefixes or `org-wl-namazu-default-index' is nil, ask
273 for namazu index."
274 (require 'wl)
275 (let ((wl-auto-check-folder-name
276 (if org-wl-disable-folder-check
277 'none
278 wl-auto-check-folder-name)))
279 (unless wl-init (wl))
280 ;; XXX: The imap-uw's MH folder names start with "%#".
281 (if (not (string-match "\\`\\(\\(?:%#\\)?[^#]+\\)\\(#\\(.*\\)\\)?" path))
282 (error "Error in Wanderlust link"))
283 (let ((folder (match-string 1 path))
284 (article (match-string 3 path)))
285 ;; maybe open message in namazu search folder
286 (when current-prefix-arg
287 (setq folder (concat "[" article "]"
288 (if (and (equal current-prefix-arg '(4))
289 org-wl-namazu-default-index)
290 org-wl-namazu-default-index
291 (read-directory-name "Namazu index: ")))))
292 (if (not (elmo-folder-exists-p (org-no-warnings
293 (wl-folder-get-elmo-folder folder))))
294 (error "No such folder: %s" folder))
295 (let ((old-buf (current-buffer))
296 (old-point (point-marker)))
297 (wl-folder-goto-folder-subr folder)
298 (with-current-buffer old-buf
299 ;; XXX: `wl-folder-goto-folder-subr' moves point to the
300 ;; beginning of the current line. So, restore the point
301 ;; in the old buffer.
302 (goto-char old-point))
303 (when article
304 (if (org-string-match-p "@" article)
305 (wl-summary-jump-to-msg-by-message-id (org-add-angle-brackets
306 article))
307 (or (wl-summary-jump-to-msg (string-to-number article))
308 (error "No such message: %s" article)))
309 (wl-summary-redisplay))))))
311 (provide 'org-wl)
313 ;; arch-tag: 29b75a0f-ef2e-430b-8abc-acff75bde54a
315 ;;; org-wl.el ends here