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c113de23 | 1 | ;;; mail-source.el --- functions for fetching mail |
e84b4b86 | 2 | |
e9bffc61 GM |
3 | ;; Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, |
4 | ;; 2008, 2009, 2010, 2011 Free Software Foundation, Inc. | |
c113de23 GM |
5 | |
6 | ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org> | |
7 | ;; Keywords: news, mail | |
8 | ||
9 | ;; This file is part of GNU Emacs. | |
10 | ||
5e809f55 | 11 | ;; GNU Emacs is free software: you can redistribute it and/or modify |
c113de23 | 12 | ;; it under the terms of the GNU General Public License as published by |
5e809f55 GM |
13 | ;; the Free Software Foundation, either version 3 of the License, or |
14 | ;; (at your option) any later version. | |
c113de23 GM |
15 | |
16 | ;; GNU Emacs is distributed in the hope that it will be useful, | |
17 | ;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
18 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
19 | ;; GNU General Public License for more details. | |
20 | ||
21 | ;; You should have received a copy of the GNU General Public License | |
5e809f55 | 22 | ;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. |
c113de23 GM |
23 | |
24 | ;;; Commentary: | |
25 | ||
26 | ;;; Code: | |
27 | ||
f0b7f5a8 | 28 | ;; For Emacs <22.2 and XEmacs. |
1ffeb586 GM |
29 | (eval-and-compile |
30 | (unless (fboundp 'declare-function) (defmacro declare-function (&rest r)))) | |
31 | ||
08545d0a | 32 | (require 'format-spec) |
4f926b3e DL |
33 | (eval-when-compile |
34 | (require 'cl) | |
9efa445f | 35 | (require 'imap)) |
8abf1b22 | 36 | (autoload 'auth-source-user-or-password "auth-source") |
e574f629 | 37 | (autoload 'pop3-movemail "pop3") |
8abf1b22 GM |
38 | (autoload 'pop3-get-message-count "pop3") |
39 | (autoload 'nnheader-cancel-timer "nnheader") | |
4f926b3e | 40 | (require 'mm-util) |
23f87bed | 41 | (require 'message) ;; for `message-directory' |
c113de23 | 42 | |
9efa445f DN |
43 | (defvar display-time-mail-function) |
44 | ||
c113de23 GM |
45 | (defgroup mail-source nil |
46 | "The mail-fetching library." | |
ce9401f3 | 47 | :version "21.1" |
c113de23 GM |
48 | :group 'gnus) |
49 | ||
4f926b3e DL |
50 | ;; Define these at compile time to avoid dragging in imap always. |
51 | (defconst mail-source-imap-authenticators | |
52 | (eval-when-compile | |
53 | (mapcar (lambda (a) | |
54 | (list 'const (car a))) | |
55 | imap-authenticator-alist))) | |
56 | (defconst mail-source-imap-streams | |
57 | (eval-when-compile | |
58 | (mapcar (lambda (a) | |
59 | (list 'const (car a))) | |
60 | imap-stream-alist))) | |
61 | ||
b890d447 MB |
62 | (defcustom mail-sources '((file)) |
63 | "Where the mail backends will look for incoming mail. | |
ce9401f3 DL |
64 | This variable is a list of mail source specifiers. |
65 | See Info node `(gnus)Mail Source Specifiers'." | |
c113de23 | 66 | :group 'mail-source |
330f707b | 67 | :version "23.1" ;; No Gnus |
23f87bed | 68 | :link '(custom-manual "(gnus)Mail Source Specifiers") |
26c9afc3 | 69 | :type `(choice |
b890d447 MB |
70 | (const :tag "None" nil) |
71 | (repeat :tag "List" | |
26c9afc3 MB |
72 | (choice :format "%[Value Menu%] %v" |
73 | :value (file) | |
a1da1e37 MB |
74 | (cons :tag "Group parameter `mail-source'" |
75 | (const :format "" group)) | |
26c9afc3 MB |
76 | (cons :tag "Spool file" |
77 | (const :format "" file) | |
78 | (checklist :tag "Options" :greedy t | |
79 | (group :inline t | |
80 | (const :format "" :value :path) | |
81 | file))) | |
82 | (cons :tag "Several files in a directory" | |
83 | (const :format "" directory) | |
84 | (checklist :tag "Options" :greedy t | |
85 | (group :inline t | |
86 | (const :format "" :value :path) | |
87 | (directory :tag "Path")) | |
88 | (group :inline t | |
89 | (const :format "" :value :suffix) | |
90 | (string :tag "Suffix")) | |
91 | (group :inline t | |
92 | (const :format "" :value :predicate) | |
93 | (function :tag "Predicate")) | |
94 | (group :inline t | |
95 | (const :format "" :value :prescript) | |
96 | (choice :tag "Prescript" | |
97 | :value nil | |
98 | (string :format "%v") | |
99 | (function :format "%v"))) | |
100 | (group :inline t | |
101 | (const :format "" :value :postscript) | |
102 | (choice :tag "Postscript" | |
103 | :value nil | |
104 | (string :format "%v") | |
105 | (function :format "%v"))) | |
106 | (group :inline t | |
107 | (const :format "" :value :plugged) | |
108 | (boolean :tag "Plugged")))) | |
109 | (cons :tag "POP3 server" | |
110 | (const :format "" pop) | |
111 | (checklist :tag "Options" :greedy t | |
112 | (group :inline t | |
113 | (const :format "" :value :server) | |
114 | (string :tag "Server")) | |
115 | (group :inline t | |
116 | (const :format "" :value :port) | |
117 | (choice :tag "Port" | |
118 | :value "pop3" | |
01c52d31 | 119 | (integer :format "%v") |
26c9afc3 MB |
120 | (string :format "%v"))) |
121 | (group :inline t | |
122 | (const :format "" :value :user) | |
123 | (string :tag "User")) | |
124 | (group :inline t | |
125 | (const :format "" :value :password) | |
126 | (string :tag "Password")) | |
127 | (group :inline t | |
128 | (const :format "" :value :program) | |
129 | (string :tag "Program")) | |
130 | (group :inline t | |
131 | (const :format "" :value :prescript) | |
132 | (choice :tag "Prescript" | |
133 | :value nil | |
134 | (string :format "%v") | |
01c52d31 MB |
135 | (function :format "%v") |
136 | (const :tag "None" nil))) | |
26c9afc3 MB |
137 | (group :inline t |
138 | (const :format "" :value :postscript) | |
139 | (choice :tag "Postscript" | |
140 | :value nil | |
141 | (string :format "%v") | |
01c52d31 MB |
142 | (function :format "%v") |
143 | (const :tag "None" nil))) | |
26c9afc3 MB |
144 | (group :inline t |
145 | (const :format "" :value :function) | |
146 | (function :tag "Function")) | |
147 | (group :inline t | |
148 | (const :format "" | |
149 | :value :authentication) | |
150 | (choice :tag "Authentication" | |
151 | :value apop | |
152 | (const password) | |
153 | (const apop))) | |
154 | (group :inline t | |
155 | (const :format "" :value :plugged) | |
01c52d31 MB |
156 | (boolean :tag "Plugged")) |
157 | (group :inline t | |
158 | (const :format "" :value :stream) | |
159 | (choice :tag "Stream" | |
160 | :value nil | |
161 | (const :tag "Clear" nil) | |
162 | (const starttls) | |
163 | (const :tag "SSL/TLS" ssl))))) | |
26c9afc3 MB |
164 | (cons :tag "Maildir (qmail, postfix...)" |
165 | (const :format "" maildir) | |
166 | (checklist :tag "Options" :greedy t | |
167 | (group :inline t | |
168 | (const :format "" :value :path) | |
169 | (directory :tag "Path")) | |
170 | (group :inline t | |
171 | (const :format "" :value :plugged) | |
172 | (boolean :tag "Plugged")))) | |
173 | (cons :tag "IMAP server" | |
174 | (const :format "" imap) | |
175 | (checklist :tag "Options" :greedy t | |
176 | (group :inline t | |
177 | (const :format "" :value :server) | |
178 | (string :tag "Server")) | |
179 | (group :inline t | |
180 | (const :format "" :value :port) | |
181 | (choice :tag "Port" | |
182 | :value 143 | |
01c52d31 | 183 | integer string)) |
26c9afc3 MB |
184 | (group :inline t |
185 | (const :format "" :value :user) | |
186 | (string :tag "User")) | |
187 | (group :inline t | |
188 | (const :format "" :value :password) | |
189 | (string :tag "Password")) | |
190 | (group :inline t | |
191 | (const :format "" :value :stream) | |
192 | (choice :tag "Stream" | |
193 | :value network | |
194 | ,@mail-source-imap-streams)) | |
195 | (group :inline t | |
196 | (const :format "" :value :program) | |
197 | (string :tag "Program")) | |
198 | (group :inline t | |
199 | (const :format "" | |
200 | :value :authenticator) | |
201 | (choice :tag "Authenticator" | |
202 | :value login | |
203 | ,@mail-source-imap-authenticators)) | |
204 | (group :inline t | |
205 | (const :format "" :value :mailbox) | |
206 | (string :tag "Mailbox" | |
207 | :value "INBOX")) | |
208 | (group :inline t | |
209 | (const :format "" :value :predicate) | |
210 | (string :tag "Predicate" | |
211 | :value "UNSEEN UNDELETED")) | |
212 | (group :inline t | |
213 | (const :format "" :value :fetchflag) | |
214 | (string :tag "Fetchflag" | |
215 | :value "\\Deleted")) | |
216 | (group :inline t | |
217 | (const :format "" | |
218 | :value :dontexpunge) | |
219 | (boolean :tag "Dontexpunge")) | |
26c9afc3 MB |
220 | (group :inline t |
221 | (const :format "" :value :plugged) | |
222 | (boolean :tag "Plugged")))))))) | |
c113de23 | 223 | |
23f87bed MB |
224 | (defcustom mail-source-ignore-errors nil |
225 | "*Ignore errors when querying mail sources. | |
226 | If nil, the user will be prompted when an error occurs. If non-nil, | |
a08b59c9 | 227 | the error will be ignored." |
bf247b6e | 228 | :version "22.1" |
a08b59c9 MB |
229 | :group 'mail-source |
230 | :type 'boolean) | |
23f87bed | 231 | |
c113de23 GM |
232 | (defcustom mail-source-primary-source nil |
233 | "*Primary source for incoming mail. | |
234 | If non-nil, this maildrop will be checked periodically for new mail." | |
235 | :group 'mail-source | |
236 | :type 'sexp) | |
237 | ||
23f87bed MB |
238 | (defcustom mail-source-flash t |
239 | "*If non-nil, flash periodically when mail is available." | |
240 | :group 'mail-source | |
241 | :type 'boolean) | |
242 | ||
c113de23 GM |
243 | (defcustom mail-source-crash-box "~/.emacs-mail-crash-box" |
244 | "File where mail will be stored while processing it." | |
245 | :group 'mail-source | |
246 | :type 'file) | |
247 | ||
23f87bed | 248 | (defcustom mail-source-directory message-directory |
531e5812 | 249 | "Directory where incoming mail source files (if any) will be stored." |
c113de23 GM |
250 | :group 'mail-source |
251 | :type 'directory) | |
252 | ||
253 | (defcustom mail-source-default-file-modes 384 | |
254 | "Set the mode bits of all new mail files to this integer." | |
255 | :group 'mail-source | |
256 | :type 'integer) | |
257 | ||
52bec650 MB |
258 | (defcustom mail-source-delete-incoming |
259 | 10 ;; development versions | |
260 | ;; 2 ;; released versions | |
261 | "If non-nil, delete incoming files after handling. | |
23f87bed | 262 | If t, delete immediately, if nil, never delete. If a positive number, delete |
52bec650 MB |
263 | files older than number of days. |
264 | ||
265 | Removing of old files happens in `mail-source-callback', i.e. no | |
266 | old incoming files will be deleted unless you receive new mail. | |
267 | You may also set this variable to nil and call | |
268 | `mail-source-delete-old-incoming' interactively." | |
23f87bed | 269 | :group 'mail-source |
52bec650 | 270 | :version "22.2" ;; No Gnus / Gnus 5.10.10 (default changed) |
23f87bed MB |
271 | :type '(choice (const :tag "immediately" t) |
272 | (const :tag "never" nil) | |
273 | (integer :tag "days"))) | |
274 | ||
37a68866 MB |
275 | (defcustom mail-source-delete-old-incoming-confirm nil |
276 | "If non-nil, ask for confirmation before deleting old incoming files. | |
23f87bed MB |
277 | This variable only applies when `mail-source-delete-incoming' is a positive |
278 | number." | |
37a68866 | 279 | :version "22.2" ;; No Gnus / Gnus 5.10.10 (default changed) |
c113de23 GM |
280 | :group 'mail-source |
281 | :type 'boolean) | |
282 | ||
283 | (defcustom mail-source-incoming-file-prefix "Incoming" | |
284 | "Prefix for file name for storing incoming mail" | |
285 | :group 'mail-source | |
286 | :type 'string) | |
287 | ||
288 | (defcustom mail-source-report-new-mail-interval 5 | |
289 | "Interval in minutes between checks for new mail." | |
290 | :group 'mail-source | |
291 | :type 'number) | |
292 | ||
293 | (defcustom mail-source-idle-time-delay 5 | |
294 | "Number of idle seconds to wait before checking for new mail." | |
295 | :group 'mail-source | |
296 | :type 'number) | |
297 | ||
23f87bed MB |
298 | (defcustom mail-source-movemail-program nil |
299 | "If non-nil, name of program for fetching new mail." | |
bf247b6e | 300 | :version "22.1" |
23f87bed MB |
301 | :group 'mail-source |
302 | :type '(choice (const nil) string)) | |
303 | ||
c113de23 GM |
304 | ;;; Internal variables. |
305 | ||
306 | (defvar mail-source-string "" | |
307 | "A dynamically bound string that says what the current mail source is.") | |
308 | ||
309 | (defvar mail-source-new-mail-available nil | |
310 | "Flag indicating when new mail is available.") | |
311 | ||
312 | (eval-and-compile | |
313 | (defvar mail-source-common-keyword-map | |
314 | '((:plugged)) | |
315 | "Mapping from keywords to default values. | |
316 | Common keywords should be listed here.") | |
317 | ||
318 | (defvar mail-source-keyword-map | |
319 | '((file | |
320 | (:prescript) | |
321 | (:prescript-delay) | |
322 | (:postscript) | |
323 | (:path (or (getenv "MAIL") | |
4f926b3e | 324 | (expand-file-name (user-login-name) rmail-spool-directory)))) |
c113de23 | 325 | (directory |
cf92160d SZ |
326 | (:prescript) |
327 | (:prescript-delay) | |
328 | (:postscript) | |
c113de23 GM |
329 | (:path) |
330 | (:suffix ".spool") | |
331 | (:predicate identity)) | |
332 | (pop | |
333 | (:prescript) | |
334 | (:prescript-delay) | |
335 | (:postscript) | |
336 | (:server (getenv "MAILHOST")) | |
337 | (:port 110) | |
338 | (:user (or (user-login-name) (getenv "LOGNAME") (getenv "USER"))) | |
339 | (:program) | |
340 | (:function) | |
341 | (:password) | |
01c52d31 MB |
342 | (:authentication password) |
343 | (:stream nil)) | |
c113de23 GM |
344 | (maildir |
345 | (:path (or (getenv "MAILDIR") "~/Maildir/")) | |
23f87bed | 346 | (:subdirs ("cur" "new")) |
c113de23 GM |
347 | (:function)) |
348 | (imap | |
349 | (:server (getenv "MAILHOST")) | |
350 | (:port) | |
351 | (:stream) | |
23f87bed | 352 | (:program) |
c113de23 GM |
353 | (:authentication) |
354 | (:user (or (user-login-name) (getenv "LOGNAME") (getenv "USER"))) | |
355 | (:password) | |
356 | (:mailbox "INBOX") | |
357 | (:predicate "UNSEEN UNDELETED") | |
358 | (:fetchflag "\\Deleted") | |
23f87bed MB |
359 | (:prescript) |
360 | (:prescript-delay) | |
361 | (:postscript) | |
6b958814 | 362 | (:dontexpunge))) |
c113de23 GM |
363 | "Mapping from keywords to default values. |
364 | All keywords that can be used must be listed here.")) | |
365 | ||
366 | (defvar mail-source-fetcher-alist | |
367 | '((file mail-source-fetch-file) | |
368 | (directory mail-source-fetch-directory) | |
369 | (pop mail-source-fetch-pop) | |
370 | (maildir mail-source-fetch-maildir) | |
6b958814 | 371 | (imap mail-source-fetch-imap)) |
c113de23 GM |
372 | "A mapping from source type to fetcher function.") |
373 | ||
374 | (defvar mail-source-password-cache nil) | |
375 | ||
376 | (defvar mail-source-plugged t) | |
377 | ||
378 | ;;; Functions | |
379 | ||
380 | (eval-and-compile | |
381 | (defun mail-source-strip-keyword (keyword) | |
382 | "Strip the leading colon off the KEYWORD." | |
383 | (intern (substring (symbol-name keyword) 1)))) | |
384 | ||
58a67d68 MB |
385 | ;; generate a list of variable names paired with nil values |
386 | ;; suitable for usage in a `let' form | |
c113de23 GM |
387 | (eval-and-compile |
388 | (defun mail-source-bind-1 (type) | |
389 | (let* ((defaults (cdr (assq type mail-source-keyword-map))) | |
390 | default bind) | |
391 | (while (setq default (pop defaults)) | |
392 | (push (list (mail-source-strip-keyword (car default)) | |
393 | nil) | |
394 | bind)) | |
395 | bind))) | |
396 | ||
397 | (defmacro mail-source-bind (type-source &rest body) | |
398 | "Return a `let' form that binds all variables in source TYPE. | |
399 | TYPE-SOURCE is a list where the first element is the TYPE, and | |
400 | the second variable is the SOURCE. | |
401 | At run time, the mail source specifier SOURCE will be inspected, | |
402 | and the variables will be set according to it. Variables not | |
403 | specified will be given default values. | |
404 | ||
58a67d68 MB |
405 | The user and password will be loaded from the auth-source values |
406 | if those are available. They override the original user and | |
407 | password in a second `let' form. | |
408 | ||
c113de23 | 409 | After this is done, BODY will be executed in the scope |
58a67d68 | 410 | of the second `let' form. |
c113de23 GM |
411 | |
412 | The variables bound and their default values are described by | |
413 | the `mail-source-keyword-map' variable." | |
58a67d68 | 414 | `(let* ,(mail-source-bind-1 (car type-source)) |
c113de23 | 415 | (mail-source-set-1 ,(cadr type-source)) |
8336c962 | 416 | ,@body)) |
c113de23 GM |
417 | |
418 | (put 'mail-source-bind 'lisp-indent-function 1) | |
23f87bed | 419 | (put 'mail-source-bind 'edebug-form-spec '(sexp body)) |
c113de23 | 420 | |
3b36c17e | 421 | ;; TODO: use the list format for auth-source-user-or-password modes |
c113de23 GM |
422 | (defun mail-source-set-1 (source) |
423 | (let* ((type (pop source)) | |
424 | (defaults (cdr (assq type mail-source-keyword-map))) | |
3b36c17e | 425 | default value keyword auth-info user-auth pass-auth) |
c113de23 | 426 | (while (setq default (pop defaults)) |
58a67d68 MB |
427 | ;; for each default :SYMBOL, set SYMBOL to the plist value for :SYMBOL |
428 | ;; using `mail-source-value' to evaluate the plist value | |
c113de23 | 429 | (set (mail-source-strip-keyword (setq keyword (car default))) |
8336c962 MB |
430 | ;; note the following reasons for this structure: |
431 | ;; 1) the auth-sources user and password override everything | |
432 | ;; 2) it avoids macros, so it's cleaner | |
433 | ;; 3) it falls through to the mail-sources and then default values | |
c9fc72fa | 434 | (cond |
8336c962 MB |
435 | ((and |
436 | (eq keyword :user) | |
c9fc72fa | 437 | (setq user-auth |
3b36c17e MB |
438 | (nth 0 (auth-source-user-or-password |
439 | '("login" "password") | |
440 | ;; this is "host" in auth-sources | |
441 | (if (boundp 'server) (symbol-value 'server) "") | |
442 | type)))) | |
8336c962 MB |
443 | user-auth) |
444 | ((and | |
3b36c17e MB |
445 | (eq keyword :password) |
446 | (setq pass-auth | |
447 | (nth 1 | |
448 | (auth-source-user-or-password | |
449 | '("login" "password") | |
450 | ;; this is "host" in auth-sources | |
451 | (if (boundp 'server) (symbol-value 'server) "") | |
452 | type)))) | |
8336c962 MB |
453 | pass-auth) |
454 | (t (if (setq value (plist-get source keyword)) | |
455 | (mail-source-value value) | |
456 | (mail-source-value (cadr default))))))))) | |
c113de23 GM |
457 | |
458 | (eval-and-compile | |
459 | (defun mail-source-bind-common-1 () | |
460 | (let* ((defaults mail-source-common-keyword-map) | |
461 | default bind) | |
462 | (while (setq default (pop defaults)) | |
463 | (push (list (mail-source-strip-keyword (car default)) | |
464 | nil) | |
465 | bind)) | |
466 | bind))) | |
467 | ||
468 | (defun mail-source-set-common-1 (source) | |
469 | (let* ((type (pop source)) | |
470 | (defaults mail-source-common-keyword-map) | |
471 | (defaults-1 (cdr (assq type mail-source-keyword-map))) | |
472 | default value keyword) | |
473 | (while (setq default (pop defaults)) | |
474 | (set (mail-source-strip-keyword (setq keyword (car default))) | |
475 | (if (setq value (plist-get source keyword)) | |
476 | (mail-source-value value) | |
477 | (if (setq value (assq keyword defaults-1)) | |
478 | (mail-source-value (cadr value)) | |
479 | (mail-source-value (cadr default)))))))) | |
480 | ||
481 | (defmacro mail-source-bind-common (source &rest body) | |
482 | "Return a `let' form that binds all common variables. | |
483 | See `mail-source-bind'." | |
484 | `(let ,(mail-source-bind-common-1) | |
485 | (mail-source-set-common-1 source) | |
486 | ,@body)) | |
487 | ||
488 | (put 'mail-source-bind-common 'lisp-indent-function 1) | |
23f87bed | 489 | (put 'mail-source-bind-common 'edebug-form-spec '(sexp body)) |
c113de23 GM |
490 | |
491 | (defun mail-source-value (value) | |
492 | "Return the value of VALUE." | |
493 | (cond | |
494 | ;; String | |
495 | ((stringp value) | |
496 | value) | |
497 | ;; Function | |
e66d8771 | 498 | ((and (listp value) (symbolp (car value)) (fboundp (car value))) |
c113de23 GM |
499 | (eval value)) |
500 | ;; Just return the value. | |
501 | (t | |
502 | value))) | |
503 | ||
89cff466 GM |
504 | (autoload 'nnheader-message "nnheader") |
505 | ||
8c3e17f8 | 506 | (defun mail-source-fetch (source callback &optional method) |
c113de23 GM |
507 | "Fetch mail from SOURCE and call CALLBACK zero or more times. |
508 | CALLBACK will be called with the name of the file where (some of) | |
509 | the mail from SOURCE is put. | |
510 | Return the number of files that were found." | |
511 | (mail-source-bind-common source | |
512 | (if (or mail-source-plugged plugged) | |
513 | (save-excursion | |
8695c9a7 LMI |
514 | ;; Special-case the `file' handler since it's so common and |
515 | ;; just adds noise. | |
516 | (when (or (not (eq (car source) 'file)) | |
517 | (mail-source-bind (file source) | |
518 | (file-exists-p path))) | |
519 | (nnheader-message 4 "%sReading incoming mail from %s..." | |
520 | (if method | |
521 | (format "%s: " method) | |
522 | "") | |
523 | (car source))) | |
c113de23 GM |
524 | (let ((function (cadr (assq (car source) mail-source-fetcher-alist))) |
525 | (found 0)) | |
526 | (unless function | |
527 | (error "%S is an invalid mail source specification" source)) | |
528 | ;; If there's anything in the crash box, we do it first. | |
529 | (when (file-exists-p mail-source-crash-box) | |
530 | (message "Processing mail from %s..." mail-source-crash-box) | |
531 | (setq found (mail-source-callback | |
01c52d31 MB |
532 | callback mail-source-crash-box)) |
533 | (mail-source-delete-crash-box)) | |
c113de23 | 534 | (+ found |
23f87bed | 535 | (if (or debug-on-quit debug-on-error) |
c113de23 | 536 | (funcall function source callback) |
23f87bed MB |
537 | (condition-case err |
538 | (funcall function source callback) | |
539 | (error | |
540 | (if (and (not mail-source-ignore-errors) | |
541 | (not | |
542 | (yes-or-no-p | |
543 | (format "Mail source %s error (%s). Continue? " | |
544 | (if (memq ':password source) | |
545 | (let ((s (copy-sequence source))) | |
bf247b6e | 546 | (setcar (cdr (memq ':password s)) |
23f87bed MB |
547 | "********") |
548 | s) | |
549 | source) | |
550 | (cadr err))))) | |
551 | (error "Cannot get new mail")) | |
552 | 0))))))))) | |
553 | ||
16d8cf52 GM |
554 | (declare-function gnus-message "gnus-util" (level &rest args)) |
555 | ||
23f87bed MB |
556 | (defun mail-source-delete-old-incoming (&optional age confirm) |
557 | "Remove incoming files older than AGE days. | |
558 | If CONFIRM is non-nil, ask for confirmation before removing a file." | |
559 | (interactive "P") | |
16d8cf52 | 560 | (require 'gnus-util) |
23f87bed MB |
561 | (let* ((high2days (/ 65536.0 60 60 24));; convert high bits to days |
562 | (low2days (/ 1.0 65536.0)) ;; convert low bits to days | |
563 | (diff (if (natnump age) age 30));; fallback, if no valid AGE given | |
564 | currday files) | |
565 | (setq files (directory-files | |
566 | mail-source-directory t | |
9b3ebcb6 MB |
567 | (concat "\\`" |
568 | (regexp-quote mail-source-incoming-file-prefix))) | |
23f87bed MB |
569 | currday (* (car (current-time)) high2days) |
570 | currday (+ currday (* low2days (nth 1 (current-time))))) | |
571 | (while files | |
572 | (let* ((ffile (car files)) | |
573 | (bfile (gnus-replace-in-string | |
574 | ffile "\\`.*/\\([^/]+\\)\\'" "\\1")) | |
575 | (filetime (nth 5 (file-attributes ffile))) | |
576 | (fileday (* (car filetime) high2days)) | |
577 | (fileday (+ fileday (* low2days (nth 1 filetime))))) | |
578 | (setq files (cdr files)) | |
579 | (when (and (> (- currday fileday) diff) | |
37a68866 MB |
580 | (if confirm |
581 | (y-or-n-p | |
582 | (format "\ | |
583 | Delete old (> %s day(s)) incoming mail file `%s'? " diff bfile)) | |
584 | (gnus-message 8 "\ | |
585 | Deleting old (> %s day(s)) incoming mail file `%s'." diff bfile) | |
586 | t)) | |
23f87bed | 587 | (delete-file ffile)))))) |
c113de23 GM |
588 | |
589 | (defun mail-source-callback (callback info) | |
01c52d31 | 590 | "Call CALLBACK on the mail file. Pass INFO on to CALLBACK." |
c113de23 GM |
591 | (if (or (not (file-exists-p mail-source-crash-box)) |
592 | (zerop (nth 7 (file-attributes mail-source-crash-box)))) | |
593 | (progn | |
594 | (when (file-exists-p mail-source-crash-box) | |
595 | (delete-file mail-source-crash-box)) | |
596 | 0) | |
01c52d31 MB |
597 | (funcall callback mail-source-crash-box info))) |
598 | ||
89cff466 GM |
599 | (autoload 'gnus-float-time "gnus-util") |
600 | ||
a2bb410e LMI |
601 | (defvar mail-source-incoming-last-checked-time nil) |
602 | ||
01c52d31 MB |
603 | (defun mail-source-delete-crash-box () |
604 | (when (file-exists-p mail-source-crash-box) | |
605 | ;; Delete or move the incoming mail out of the way. | |
606 | (if (eq mail-source-delete-incoming t) | |
607 | (delete-file mail-source-crash-box) | |
85816ac1 LMI |
608 | (let ((incoming |
609 | (mm-make-temp-file | |
610 | (expand-file-name | |
611 | mail-source-incoming-file-prefix | |
612 | mail-source-directory)))) | |
613 | (unless (file-exists-p (file-name-directory incoming)) | |
614 | (make-directory (file-name-directory incoming) t)) | |
615 | (rename-file mail-source-crash-box incoming t) | |
616 | ;; remove old incoming files? | |
617 | (when (natnump mail-source-delete-incoming) | |
618 | ;; Don't check for old incoming files more than once per day to | |
619 | ;; save a lot of file accesses. | |
620 | (when (or (null mail-source-incoming-last-checked-time) | |
89cff466 | 621 | (> (gnus-float-time |
85816ac1 LMI |
622 | (time-since mail-source-incoming-last-checked-time)) |
623 | (* 24 60 60))) | |
624 | (setq mail-source-incoming-last-checked-time (current-time)) | |
530b8957 LMI |
625 | (mail-source-delete-old-incoming |
626 | mail-source-delete-incoming | |
627 | mail-source-delete-old-incoming-confirm))))))) | |
c113de23 GM |
628 | |
629 | (defun mail-source-movemail (from to) | |
630 | "Move FROM to TO using movemail." | |
631 | (if (not (file-writable-p to)) | |
632 | (error "Can't write to crash box %s. Not moving mail" to) | |
633 | (let ((to (file-truename (expand-file-name to))) | |
634 | errors result) | |
635 | (setq to (file-truename to) | |
636 | from (file-truename from)) | |
637 | ;; Set TO if have not already done so, and rename or copy | |
638 | ;; the file FROM to TO if and as appropriate. | |
639 | (cond | |
640 | ((file-exists-p to) | |
641 | ;; The crash box exists already. | |
642 | t) | |
643 | ((not (file-exists-p from)) | |
644 | ;; There is no inbox. | |
645 | (setq to nil)) | |
646 | ((zerop (nth 7 (file-attributes from))) | |
647 | ;; Empty file. | |
648 | (setq to nil)) | |
649 | (t | |
650 | ;; If getting from mail spool directory, use movemail to move | |
651 | ;; rather than just renaming, so as to interlock with the | |
652 | ;; mailer. | |
653 | (unwind-protect | |
654 | (save-excursion | |
655 | (setq errors (generate-new-buffer " *mail source loss*")) | |
656 | (let ((default-directory "/")) | |
657 | (setq result | |
658 | (apply | |
659 | 'call-process | |
660 | (append | |
661 | (list | |
23f87bed MB |
662 | (or mail-source-movemail-program |
663 | (expand-file-name "movemail" exec-directory)) | |
c113de23 GM |
664 | nil errors nil from to))))) |
665 | (when (file-exists-p to) | |
666 | (set-file-modes to mail-source-default-file-modes)) | |
23f87bed MB |
667 | (if (and (or (not (buffer-modified-p errors)) |
668 | (zerop (buffer-size errors))) | |
669 | (and (numberp result) | |
670 | (zerop result))) | |
c113de23 GM |
671 | ;; No output => movemail won. |
672 | t | |
673 | (set-buffer errors) | |
674 | ;; There may be a warning about older revisions. We | |
675 | ;; ignore that. | |
676 | (goto-char (point-min)) | |
677 | (if (search-forward "older revision" nil t) | |
678 | t | |
679 | ;; Probably a real error. | |
680 | (subst-char-in-region (point-min) (point-max) ?\n ?\ ) | |
681 | (goto-char (point-max)) | |
682 | (skip-chars-backward " \t") | |
683 | (delete-region (point) (point-max)) | |
684 | (goto-char (point-min)) | |
685 | (when (looking-at "movemail: ") | |
686 | (delete-region (point-min) (match-end 0))) | |
23f87bed | 687 | ;; Result may be a signal description string. |
c113de23 | 688 | (unless (yes-or-no-p |
23f87bed | 689 | (format "movemail: %s (%s return). Continue? " |
c113de23 GM |
690 | (buffer-string) result)) |
691 | (error "%s" (buffer-string))) | |
692 | (setq to nil))))))) | |
693 | (when (and errors | |
694 | (buffer-name errors)) | |
695 | (kill-buffer errors)) | |
696 | ;; Return whether we moved successfully or not. | |
697 | to))) | |
698 | ||
699 | (defun mail-source-movemail-and-remove (from to) | |
700 | "Move FROM to TO using movemail, then remove FROM if empty." | |
701 | (or (not (mail-source-movemail from to)) | |
702 | (not (zerop (nth 7 (file-attributes from)))) | |
703 | (delete-file from))) | |
704 | ||
c113de23 | 705 | (defun mail-source-fetch-with-program (program) |
23f87bed MB |
706 | (eq 0 (call-process shell-file-name nil nil nil |
707 | shell-command-switch program))) | |
c113de23 GM |
708 | |
709 | (defun mail-source-run-script (script spec &optional delay) | |
710 | (when script | |
23f87bed | 711 | (if (functionp script) |
c113de23 GM |
712 | (funcall script) |
713 | (mail-source-call-script | |
714 | (format-spec script spec)))) | |
715 | (when delay | |
716 | (sleep-for delay))) | |
717 | ||
718 | (defun mail-source-call-script (script) | |
01c52d31 MB |
719 | (let ((background nil) |
720 | (stderr (get-buffer-create " *mail-source-stderr*")) | |
721 | result) | |
c113de23 GM |
722 | (when (string-match "& *$" script) |
723 | (setq script (substring script 0 (match-beginning 0)) | |
724 | background 0)) | |
01c52d31 MB |
725 | (setq result |
726 | (call-process shell-file-name nil background nil | |
727 | shell-command-switch script)) | |
728 | (when (and result | |
729 | (not (zerop result))) | |
730 | (set-buffer stderr) | |
731 | (message "Mail source error: %s" (buffer-string))) | |
732 | (kill-buffer stderr))) | |
c113de23 GM |
733 | |
734 | ;;; | |
735 | ;;; Different fetchers | |
736 | ;;; | |
737 | ||
738 | (defun mail-source-fetch-file (source callback) | |
739 | "Fetcher for single-file sources." | |
740 | (mail-source-bind (file source) | |
741 | (mail-source-run-script | |
742 | prescript (format-spec-make ?t mail-source-crash-box) | |
743 | prescript-delay) | |
744 | (let ((mail-source-string (format "file:%s" path))) | |
745 | (if (mail-source-movemail path mail-source-crash-box) | |
746 | (prog1 | |
747 | (mail-source-callback callback path) | |
748 | (mail-source-run-script | |
01c52d31 MB |
749 | postscript (format-spec-make ?t mail-source-crash-box)) |
750 | (mail-source-delete-crash-box)) | |
c113de23 GM |
751 | 0)))) |
752 | ||
753 | (defun mail-source-fetch-directory (source callback) | |
754 | "Fetcher for directory sources." | |
755 | (mail-source-bind (directory source) | |
35037882 | 756 | (mail-source-run-script |
23f87bed | 757 | prescript (format-spec-make ?t path) prescript-delay) |
c113de23 GM |
758 | (let ((found 0) |
759 | (mail-source-string (format "directory:%s" path))) | |
760 | (dolist (file (directory-files | |
761 | path t (concat (regexp-quote suffix) "$"))) | |
762 | (when (and (file-regular-p file) | |
763 | (funcall predicate file) | |
764 | (mail-source-movemail file mail-source-crash-box)) | |
01c52d31 MB |
765 | (incf found (mail-source-callback callback file)) |
766 | (mail-source-run-script postscript (format-spec-make ?t path)) | |
767 | (mail-source-delete-crash-box))) | |
c113de23 GM |
768 | found))) |
769 | ||
770 | (defun mail-source-fetch-pop (source callback) | |
771 | "Fetcher for single-file sources." | |
772 | (mail-source-bind (pop source) | |
01c52d31 | 773 | ;; fixme: deal with stream type in format specs |
c113de23 GM |
774 | (mail-source-run-script |
775 | prescript | |
776 | (format-spec-make ?p password ?t mail-source-crash-box | |
777 | ?s server ?P port ?u user) | |
778 | prescript-delay) | |
779 | (let ((from (format "%s:%s:%s" server user port)) | |
780 | (mail-source-string (format "pop:%s@%s" user server)) | |
781 | result) | |
782 | (when (eq authentication 'password) | |
783 | (setq password | |
784 | (or password | |
785 | (cdr (assoc from mail-source-password-cache)) | |
23f87bed | 786 | (read-passwd |
c113de23 GM |
787 | (format "Password for %s at %s: " user server))))) |
788 | (when server | |
789 | (setenv "MAILHOST" server)) | |
790 | (setq result | |
791 | (cond | |
792 | (program | |
793 | (mail-source-fetch-with-program | |
794 | (format-spec | |
795 | program | |
796 | (format-spec-make ?p password ?t mail-source-crash-box | |
797 | ?s server ?P port ?u user)))) | |
798 | (function | |
799 | (funcall function mail-source-crash-box)) | |
800 | ;; The default is to use pop3.el. | |
801 | (t | |
292f71fe | 802 | (require 'pop3) |
c113de23 GM |
803 | (let ((pop3-password password) |
804 | (pop3-maildrop user) | |
805 | (pop3-mailhost server) | |
806 | (pop3-port port) | |
807 | (pop3-authentication-scheme | |
01c52d31 MB |
808 | (if (eq authentication 'apop) 'apop 'pass)) |
809 | (pop3-stream-type stream)) | |
23f87bed | 810 | (if (or debug-on-quit debug-on-error) |
e574f629 | 811 | (save-excursion (pop3-movemail mail-source-crash-box)) |
23f87bed | 812 | (condition-case err |
e574f629 | 813 | (save-excursion (pop3-movemail mail-source-crash-box)) |
23f87bed MB |
814 | (error |
815 | ;; We nix out the password in case the error | |
816 | ;; was because of a wrong password being given. | |
817 | (setq mail-source-password-cache | |
818 | (delq (assoc from mail-source-password-cache) | |
819 | mail-source-password-cache)) | |
820 | (signal (car err) (cdr err))))))))) | |
c113de23 GM |
821 | (if result |
822 | (progn | |
823 | (when (eq authentication 'password) | |
824 | (unless (assoc from mail-source-password-cache) | |
825 | (push (cons from password) mail-source-password-cache))) | |
826 | (prog1 | |
827 | (mail-source-callback callback server) | |
828 | ;; Update display-time's mail flag, if relevant. | |
829 | (if (equal source mail-source-primary-source) | |
830 | (setq mail-source-new-mail-available nil)) | |
831 | (mail-source-run-script | |
832 | postscript | |
833 | (format-spec-make ?p password ?t mail-source-crash-box | |
01c52d31 MB |
834 | ?s server ?P port ?u user)) |
835 | (mail-source-delete-crash-box))) | |
c113de23 GM |
836 | ;; We nix out the password in case the error |
837 | ;; was because of a wrong password being given. | |
838 | (setq mail-source-password-cache | |
839 | (delq (assoc from mail-source-password-cache) | |
840 | mail-source-password-cache)) | |
841 | 0)))) | |
842 | ||
843 | (defun mail-source-check-pop (source) | |
844 | "Check whether there is new mail." | |
845 | (mail-source-bind (pop source) | |
846 | (let ((from (format "%s:%s:%s" server user port)) | |
847 | (mail-source-string (format "pop:%s@%s" user server)) | |
848 | result) | |
849 | (when (eq authentication 'password) | |
850 | (setq password | |
851 | (or password | |
852 | (cdr (assoc from mail-source-password-cache)) | |
23f87bed | 853 | (read-passwd |
c113de23 GM |
854 | (format "Password for %s at %s: " user server)))) |
855 | (unless (assoc from mail-source-password-cache) | |
856 | (push (cons from password) mail-source-password-cache))) | |
857 | (when server | |
858 | (setenv "MAILHOST" server)) | |
859 | (setq result | |
860 | (cond | |
861 | ;; No easy way to check whether mail is waiting for these. | |
862 | (program) | |
863 | (function) | |
864 | ;; The default is to use pop3.el. | |
865 | (t | |
292f71fe | 866 | (require 'pop3) |
c113de23 GM |
867 | (let ((pop3-password password) |
868 | (pop3-maildrop user) | |
869 | (pop3-mailhost server) | |
870 | (pop3-port port) | |
871 | (pop3-authentication-scheme | |
872 | (if (eq authentication 'apop) 'apop 'pass))) | |
23f87bed MB |
873 | (if (or debug-on-quit debug-on-error) |
874 | (save-excursion (pop3-get-message-count)) | |
875 | (condition-case err | |
876 | (save-excursion (pop3-get-message-count)) | |
877 | (error | |
878 | ;; We nix out the password in case the error | |
879 | ;; was because of a wrong password being given. | |
880 | (setq mail-source-password-cache | |
881 | (delq (assoc from mail-source-password-cache) | |
882 | mail-source-password-cache)) | |
883 | (signal (car err) (cdr err))))))))) | |
c113de23 GM |
884 | (if result |
885 | ;; Inform display-time that we have new mail. | |
886 | (setq mail-source-new-mail-available (> result 0)) | |
887 | ;; We nix out the password in case the error | |
888 | ;; was because of a wrong password being given. | |
889 | (setq mail-source-password-cache | |
890 | (delq (assoc from mail-source-password-cache) | |
891 | mail-source-password-cache))) | |
892 | result))) | |
893 | ||
23f87bed MB |
894 | (defun mail-source-touch-pop () |
895 | "Open and close a POP connection shortly. | |
896 | POP server should be defined in `mail-source-primary-source' (which is | |
897 | preferred) or `mail-sources'. You may use it for the POP-before-SMTP | |
898 | authentication. To do that, you need to set the | |
899 | `message-send-mail-function' variable as `message-smtpmail-send-it' | |
900 | and put the following line in your ~/.gnus.el file: | |
901 | ||
902 | \(add-hook 'message-send-mail-hook 'mail-source-touch-pop) | |
903 | ||
904 | See the Gnus manual for details." | |
905 | (let ((sources (if mail-source-primary-source | |
906 | (list mail-source-primary-source) | |
907 | mail-sources))) | |
908 | (while sources | |
909 | (if (eq 'pop (car (car sources))) | |
910 | (mail-source-check-pop (car sources))) | |
911 | (setq sources (cdr sources))))) | |
912 | ||
c113de23 GM |
913 | (defun mail-source-new-mail-p () |
914 | "Handler for `display-time' to indicate when new mail is available." | |
23f87bed MB |
915 | ;; Flash (ie. ring the visible bell) if mail is available. |
916 | (if (and mail-source-flash mail-source-new-mail-available) | |
917 | (let ((visible-bell t)) | |
918 | (ding))) | |
c113de23 GM |
919 | ;; Only report flag setting; flag is updated on a different schedule. |
920 | mail-source-new-mail-available) | |
921 | ||
922 | ||
923 | (defvar mail-source-report-new-mail nil) | |
924 | (defvar mail-source-report-new-mail-timer nil) | |
925 | (defvar mail-source-report-new-mail-idle-timer nil) | |
926 | ||
c113de23 GM |
927 | (defun mail-source-start-idle-timer () |
928 | ;; Start our idle timer if necessary, so we delay the check until the | |
929 | ;; user isn't typing. | |
930 | (unless mail-source-report-new-mail-idle-timer | |
931 | (setq mail-source-report-new-mail-idle-timer | |
932 | (run-with-idle-timer | |
933 | mail-source-idle-time-delay | |
934 | nil | |
935 | (lambda () | |
23f87bed MB |
936 | (unwind-protect |
937 | (mail-source-check-pop mail-source-primary-source) | |
938 | (setq mail-source-report-new-mail-idle-timer nil))))) | |
c113de23 GM |
939 | ;; Since idle timers created when Emacs is already in the idle |
940 | ;; state don't get activated until Emacs _next_ becomes idle, we | |
941 | ;; need to force our timer to be considered active now. We do | |
942 | ;; this by being naughty and poking the timer internals directly | |
943 | ;; (element 0 of the vector is nil if the timer is active). | |
944 | (aset mail-source-report-new-mail-idle-timer 0 nil))) | |
945 | ||
946 | (defun mail-source-report-new-mail (arg) | |
947 | "Toggle whether to report when new mail is available. | |
948 | This only works when `display-time' is enabled." | |
949 | (interactive "P") | |
950 | (if (not mail-source-primary-source) | |
715a2ca2 | 951 | (error "Need to set `mail-source-primary-source' to check for new mail")) |
c113de23 GM |
952 | (let ((on (if (null arg) |
953 | (not mail-source-report-new-mail) | |
954 | (> (prefix-numeric-value arg) 0)))) | |
955 | (setq mail-source-report-new-mail on) | |
956 | (and mail-source-report-new-mail-timer | |
72fc0418 | 957 | (nnheader-cancel-timer mail-source-report-new-mail-timer)) |
c113de23 | 958 | (and mail-source-report-new-mail-idle-timer |
72fc0418 | 959 | (nnheader-cancel-timer mail-source-report-new-mail-idle-timer)) |
c113de23 GM |
960 | (setq mail-source-report-new-mail-timer nil) |
961 | (setq mail-source-report-new-mail-idle-timer nil) | |
962 | (if on | |
963 | (progn | |
964 | (require 'time) | |
5b5dafd2 | 965 | ;; display-time-mail-function is an Emacs feature. |
c113de23 GM |
966 | (setq display-time-mail-function #'mail-source-new-mail-p) |
967 | ;; Set up the main timer. | |
968 | (setq mail-source-report-new-mail-timer | |
01c52d31 | 969 | (run-at-time |
23f87bed MB |
970 | (* 60 mail-source-report-new-mail-interval) |
971 | (* 60 mail-source-report-new-mail-interval) | |
972 | #'mail-source-start-idle-timer)) | |
c113de23 GM |
973 | ;; When you get new mail, clear "Mail" from the mode line. |
974 | (add-hook 'nnmail-post-get-new-mail-hook | |
975 | 'display-time-event-handler) | |
976 | (message "Mail check enabled")) | |
977 | (setq display-time-mail-function nil) | |
978 | (remove-hook 'nnmail-post-get-new-mail-hook | |
979 | 'display-time-event-handler) | |
980 | (message "Mail check disabled")))) | |
981 | ||
982 | (defun mail-source-fetch-maildir (source callback) | |
983 | "Fetcher for maildir sources." | |
984 | (mail-source-bind (maildir source) | |
985 | (let ((found 0) | |
986 | mail-source-string) | |
987 | (unless (string-match "/$" path) | |
988 | (setq path (concat path "/"))) | |
989 | (dolist (subdir subdirs) | |
990 | (when (file-directory-p (concat path subdir)) | |
991 | (setq mail-source-string (format "maildir:%s%s" path subdir)) | |
992 | (dolist (file (directory-files (concat path subdir) t)) | |
993 | (when (and (not (file-directory-p file)) | |
994 | (not (if function | |
995 | (funcall function file mail-source-crash-box) | |
a1506d29 | 996 | (let ((coding-system-for-write |
c113de23 | 997 | mm-text-coding-system) |
a1506d29 | 998 | (coding-system-for-read |
c113de23 GM |
999 | mm-text-coding-system)) |
1000 | (with-temp-file mail-source-crash-box | |
1001 | (insert-file-contents file) | |
1002 | (goto-char (point-min)) | |
23f87bed MB |
1003 | ;;; ;; Unix mail format |
1004 | ;;; (unless (looking-at "\n*From ") | |
1005 | ;;; (insert "From maildir " | |
1006 | ;;; (current-time-string) "\n")) | |
1007 | ;;; (while (re-search-forward "^From " nil t) | |
1008 | ;;; (replace-match ">From ")) | |
1009 | ;;; (goto-char (point-max)) | |
126cbb42 | 1010 | ;;; (insert "\n\n") |
c113de23 | 1011 | ;; MMDF mail format |
126cbb42 | 1012 | (insert "\001\001\001\001\n")) |
c113de23 | 1013 | (delete-file file))))) |
01c52d31 MB |
1014 | (incf found (mail-source-callback callback file)) |
1015 | (mail-source-delete-crash-box))))) | |
c113de23 GM |
1016 | found))) |
1017 | ||
8abf1b22 GM |
1018 | (autoload 'imap-open "imap") |
1019 | (autoload 'imap-authenticate "imap") | |
1020 | (autoload 'imap-mailbox-select "imap") | |
1021 | (autoload 'imap-mailbox-unselect "imap") | |
1022 | (autoload 'imap-mailbox-close "imap") | |
1023 | (autoload 'imap-search "imap") | |
1024 | (autoload 'imap-fetch "imap") | |
1025 | (autoload 'imap-close "imap") | |
1026 | (autoload 'imap-error-text "imap") | |
1027 | (autoload 'imap-message-flags-add "imap") | |
1028 | (autoload 'imap-list-to-message-set "imap") | |
1029 | (autoload 'imap-range-to-message-set "imap") | |
1030 | (autoload 'nnheader-ms-strip-cr "nnheader") | |
c113de23 | 1031 | |
1ffeb586 GM |
1032 | (autoload 'gnus-compress-sequence "gnus-range") |
1033 | ||
72fc0418 DL |
1034 | (defvar mail-source-imap-file-coding-system 'binary |
1035 | "Coding system for the crashbox made by `mail-source-fetch-imap'.") | |
1036 | ||
1ffeb586 GM |
1037 | ;; Autoloads will bring in imap before this is called. |
1038 | (declare-function imap-capability "imap" (&optional identifier buffer)) | |
1039 | ||
c113de23 GM |
1040 | (defun mail-source-fetch-imap (source callback) |
1041 | "Fetcher for imap sources." | |
1042 | (mail-source-bind (imap source) | |
23f87bed MB |
1043 | (mail-source-run-script |
1044 | prescript (format-spec-make ?p password ?t mail-source-crash-box | |
1045 | ?s server ?P port ?u user) | |
1046 | prescript-delay) | |
c113de23 GM |
1047 | (let ((from (format "%s:%s:%s" server user port)) |
1048 | (found 0) | |
23f87bed | 1049 | (buf (generate-new-buffer " *imap source*")) |
c113de23 | 1050 | (mail-source-string (format "imap:%s:%s" server mailbox)) |
23f87bed | 1051 | (imap-shell-program (or (list program) imap-shell-program)) |
c113de23 GM |
1052 | remove) |
1053 | (if (and (imap-open server port stream authentication buf) | |
1054 | (imap-authenticate | |
1055 | user (or (cdr (assoc from mail-source-password-cache)) | |
1056 | password) buf) | |
1057 | (imap-mailbox-select mailbox nil buf)) | |
4f926b3e | 1058 | (let ((coding-system-for-write mail-source-imap-file-coding-system) |
126cbb42 | 1059 | str) |
c113de23 | 1060 | (with-temp-file mail-source-crash-box |
4f926b3e DL |
1061 | ;; Avoid converting 8-bit chars from inserted strings to |
1062 | ;; multibyte. | |
1063 | (mm-disable-multibyte) | |
c113de23 GM |
1064 | ;; remember password |
1065 | (with-current-buffer buf | |
23f87bed MB |
1066 | (when (and imap-password |
1067 | (not (assoc from mail-source-password-cache))) | |
c113de23 GM |
1068 | (push (cons from imap-password) mail-source-password-cache))) |
1069 | ;; if predicate is nil, use all uids | |
1070 | (dolist (uid (imap-search (or predicate "1:*") buf)) | |
23f87bed MB |
1071 | (when (setq str |
1072 | (if (imap-capability 'IMAP4rev1 buf) | |
1073 | (caddar (imap-fetch uid "BODY.PEEK[]" | |
1074 | 'BODYDETAIL nil buf)) | |
1075 | (imap-fetch uid "RFC822.PEEK" 'RFC822 nil buf))) | |
c113de23 GM |
1076 | (push uid remove) |
1077 | (insert "From imap " (current-time-string) "\n") | |
1078 | (save-excursion | |
1079 | (insert str "\n\n")) | |
01c52d31 MB |
1080 | (while (let ((case-fold-search nil)) |
1081 | (re-search-forward "^From " nil t)) | |
c113de23 GM |
1082 | (replace-match ">From ")) |
1083 | (goto-char (point-max)))) | |
1084 | (nnheader-ms-strip-cr)) | |
1085 | (incf found (mail-source-callback callback server)) | |
01c52d31 | 1086 | (mail-source-delete-crash-box) |
c113de23 | 1087 | (when (and remove fetchflag) |
23f87bed | 1088 | (setq remove (nreverse remove)) |
c113de23 | 1089 | (imap-message-flags-add |
72fc0418 DL |
1090 | (imap-range-to-message-set (gnus-compress-sequence remove)) |
1091 | fetchflag nil buf)) | |
c113de23 GM |
1092 | (if dontexpunge |
1093 | (imap-mailbox-unselect buf) | |
23f87bed | 1094 | (imap-mailbox-close nil buf)) |
c113de23 GM |
1095 | (imap-close buf)) |
1096 | (imap-close buf) | |
1097 | ;; We nix out the password in case the error | |
1098 | ;; was because of a wrong password being given. | |
1099 | (setq mail-source-password-cache | |
1100 | (delq (assoc from mail-source-password-cache) | |
1101 | mail-source-password-cache)) | |
23f87bed | 1102 | (error "IMAP error: %s" (imap-error-text buf))) |
c113de23 | 1103 | (kill-buffer buf) |
23f87bed MB |
1104 | (mail-source-run-script |
1105 | postscript | |
1106 | (format-spec-make ?p password ?t mail-source-crash-box | |
1107 | ?s server ?P port ?u user)) | |
c113de23 GM |
1108 | found))) |
1109 | ||
c113de23 GM |
1110 | (provide 'mail-source) |
1111 | ||
1112 | ;;; mail-source.el ends here |