mail-source.el 38.1 KB
Newer Older
Gerd Moellmann's avatar
Gerd Moellmann committed
1
;;; mail-source.el --- functions for fetching mail
2 3

;; Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004,
Glenn Morris's avatar
Glenn Morris committed
4
;;   2005, 2006, 2007, 2008 Free Software Foundation, Inc.
Gerd Moellmann's avatar
Gerd Moellmann committed
5 6 7 8 9 10

;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
;; Keywords: news, mail

;; This file is part of GNU Emacs.

11
;; GNU Emacs is free software: you can redistribute it and/or modify
Gerd Moellmann's avatar
Gerd Moellmann committed
12
;; it under the terms of the GNU General Public License as published by
13 14
;; the Free Software Foundation, either version 3 of the License, or
;; (at your option) any later version.
Gerd Moellmann's avatar
Gerd Moellmann committed
15 16 17 18 19 20 21

;; GNU Emacs 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
22
;; along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.
Gerd Moellmann's avatar
Gerd Moellmann committed
23 24 25 26 27

;;; Commentary:

;;; Code:

28 29 30 31
;; For Emacs < 22.2.
(eval-and-compile
  (unless (fboundp 'declare-function) (defmacro declare-function (&rest r))))

32
(require 'format-spec)
Dave Love's avatar
Dave Love committed
33 34
(eval-when-compile
  (require 'cl)
Dan Nicolaescu's avatar
Dan Nicolaescu committed
35
  (require 'imap))
36 37 38 39
(autoload 'auth-source-user-or-password "auth-source")
(autoload 'pop3-movemail "pop3")
(autoload 'pop3-get-message-count "pop3")
(autoload 'nnheader-cancel-timer "nnheader")
Dave Love's avatar
Dave Love committed
40
(require 'mm-util)
41
(require 'message) ;; for `message-directory'
Gerd Moellmann's avatar
Gerd Moellmann committed
42

Dan Nicolaescu's avatar
Dan Nicolaescu committed
43 44
(defvar display-time-mail-function)

Gerd Moellmann's avatar
Gerd Moellmann committed
45 46
(defgroup mail-source nil
  "The mail-fetching library."
Dave Love's avatar
Dave Love committed
47
  :version "21.1"
Gerd Moellmann's avatar
Gerd Moellmann committed
48 49
  :group 'gnus)

Dave Love's avatar
Dave Love committed
50 51 52 53 54 55 56 57 58 59 60 61
;; Define these at compile time to avoid dragging in imap always.
(defconst mail-source-imap-authenticators
  (eval-when-compile
    (mapcar (lambda (a)
	      (list 'const (car a)))
     imap-authenticator-alist)))
(defconst mail-source-imap-streams
  (eval-when-compile
    (mapcar (lambda (a)
	      (list 'const (car a)))
     imap-stream-alist)))

Miles Bader's avatar
Miles Bader committed
62 63
(defcustom mail-sources '((file))
  "Where the mail backends will look for incoming mail.
Dave Love's avatar
Dave Love committed
64 65
This variable is a list of mail source specifiers.
See Info node `(gnus)Mail Source Specifiers'."
Gerd Moellmann's avatar
Gerd Moellmann committed
66
  :group 'mail-source
67
  :version "23.1" ;; No Gnus
68
  :link '(custom-manual "(gnus)Mail Source Specifiers")
Miles Bader's avatar
Miles Bader committed
69
  :type `(choice
Miles Bader's avatar
Miles Bader committed
70 71
	  (const :tag "None" nil)
	  (repeat :tag "List"
Miles Bader's avatar
Miles Bader committed
72 73
	   (choice :format "%[Value Menu%] %v"
		   :value (file)
Miles Bader's avatar
Miles Bader committed
74 75
		   (cons :tag "Group parameter `mail-source'"
			 (const :format "" group))
Miles Bader's avatar
Miles Bader committed
76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118
		   (cons :tag "Spool file"
			 (const :format "" file)
			 (checklist :tag "Options" :greedy t
				    (group :inline t
					   (const :format "" :value :path)
					   file)))
		   (cons :tag "Several files in a directory"
			 (const :format "" directory)
			 (checklist :tag "Options" :greedy t
				    (group :inline t
					   (const :format "" :value :path)
					   (directory :tag "Path"))
				    (group :inline t
					   (const :format "" :value :suffix)
					   (string :tag "Suffix"))
				    (group :inline t
					   (const :format "" :value :predicate)
					   (function :tag "Predicate"))
				    (group :inline t
					   (const :format "" :value :prescript)
					   (choice :tag "Prescript"
						   :value nil
						   (string :format "%v")
						   (function :format "%v")))
				    (group :inline t
					   (const :format "" :value :postscript)
					   (choice :tag "Postscript"
						   :value nil
						   (string :format "%v")
						   (function :format "%v")))
				    (group :inline t
					   (const :format "" :value :plugged)
					   (boolean :tag "Plugged"))))
		   (cons :tag "POP3 server"
			 (const :format "" pop)
			 (checklist :tag "Options" :greedy t
				    (group :inline t
					   (const :format "" :value :server)
					   (string :tag "Server"))
				    (group :inline t
					   (const :format "" :value :port)
					   (choice :tag "Port"
						   :value "pop3"
119
						   (integer :format "%v")
Miles Bader's avatar
Miles Bader committed
120 121 122 123 124 125 126 127 128 129 130 131 132 133 134
						   (string :format "%v")))
				    (group :inline t
					   (const :format "" :value :user)
					   (string :tag "User"))
				    (group :inline t
					   (const :format "" :value :password)
					   (string :tag "Password"))
				    (group :inline t
					   (const :format "" :value :program)
					   (string :tag "Program"))
				    (group :inline t
					   (const :format "" :value :prescript)
					   (choice :tag "Prescript"
						   :value nil
						   (string :format "%v")
135 136
						   (function :format "%v")
						   (const :tag "None" nil)))
Miles Bader's avatar
Miles Bader committed
137 138 139 140 141
				    (group :inline t
					   (const :format "" :value :postscript)
					   (choice :tag "Postscript"
						   :value nil
						   (string :format "%v")
142 143
						   (function :format "%v")
						   (const :tag "None" nil)))
Miles Bader's avatar
Miles Bader committed
144 145 146 147 148 149 150 151 152 153 154 155
				    (group :inline t
					   (const :format "" :value :function)
					   (function :tag "Function"))
				    (group :inline t
					   (const :format ""
						  :value :authentication)
					   (choice :tag "Authentication"
						   :value apop
						   (const password)
						   (const apop)))
				    (group :inline t
					   (const :format "" :value :plugged)
156 157 158 159 160 161 162 163
					   (boolean :tag "Plugged"))
				    (group :inline t
					   (const :format "" :value :stream)
					   (choice :tag "Stream"
						   :value nil
						   (const :tag "Clear" nil)
						   (const starttls)
						   (const :tag "SSL/TLS" ssl)))))
Miles Bader's avatar
Miles Bader committed
164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182
		   (cons :tag "Maildir (qmail, postfix...)"
			 (const :format "" maildir)
			 (checklist :tag "Options" :greedy t
				    (group :inline t
					   (const :format "" :value :path)
					   (directory :tag "Path"))
				    (group :inline t
					   (const :format "" :value :plugged)
					   (boolean :tag "Plugged"))))
		   (cons :tag "IMAP server"
			 (const :format "" imap)
			 (checklist :tag "Options" :greedy t
				    (group :inline t
					   (const :format "" :value :server)
					   (string :tag "Server"))
				    (group :inline t
					   (const :format "" :value :port)
					   (choice :tag "Port"
						   :value 143
183
						   integer string))
Miles Bader's avatar
Miles Bader committed
184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226
				    (group :inline t
					   (const :format "" :value :user)
					   (string :tag "User"))
				    (group :inline t
					   (const :format "" :value :password)
					   (string :tag "Password"))
				    (group :inline t
					   (const :format "" :value :stream)
					   (choice :tag "Stream"
						   :value network
						   ,@mail-source-imap-streams))
				    (group :inline t
					   (const :format "" :value :program)
					   (string :tag "Program"))
				    (group :inline t
					   (const :format ""
						  :value :authenticator)
					   (choice :tag "Authenticator"
						   :value login
						   ,@mail-source-imap-authenticators))
				    (group :inline t
					   (const :format "" :value :mailbox)
					   (string :tag "Mailbox"
						   :value "INBOX"))
				    (group :inline t
					   (const :format "" :value :predicate)
					   (string :tag "Predicate"
						   :value "UNSEEN UNDELETED"))
				    (group :inline t
					   (const :format "" :value :fetchflag)
					   (string :tag "Fetchflag"
						   :value  "\\Deleted"))
				    (group :inline t
					   (const :format ""
						  :value :dontexpunge)
					   (boolean :tag "Dontexpunge"))
				    (group :inline t
					   (const :format "" :value :plugged)
					   (boolean :tag "Plugged"))))
		   (cons :tag "Webmail server"
			 (const :format "" webmail)
			 (checklist :tag "Options" :greedy t
				    (group :inline t
227 228 229 230 231 232 233 234 235 236 237
					  (const :format "" :value :subtype)
					  ;; Should be generated from
					  ;; `webmail-type-definition', but we
					  ;; can't require webmail without W3.
					  (choice :tag "Subtype"
						  :value hotmail
						  (const hotmail)
						  (const yahoo)
						  (const netaddress)
						  (const netscape)
						  (const my-deja)))
Miles Bader's avatar
Miles Bader committed
238 239 240 241 242 243 244 245 246 247 248 249 250
				    (group :inline t
					   (const :format "" :value :user)
					   (string :tag "User"))
				    (group :inline t
					   (const :format "" :value :password)
					   (string :tag "Password"))
				    (group :inline t
					   (const :format ""
						  :value :dontexpunge)
					   (boolean :tag "Dontexpunge"))
				    (group :inline t
					   (const :format "" :value :plugged)
					   (boolean :tag "Plugged"))))))))
Gerd Moellmann's avatar
Gerd Moellmann committed
251

252 253 254
(defcustom mail-source-ignore-errors nil
  "*Ignore errors when querying mail sources.
If nil, the user will be prompted when an error occurs.  If non-nil,
255
the error will be ignored."
256
  :version "22.1"
257 258
  :group 'mail-source
  :type 'boolean)
259

Gerd Moellmann's avatar
Gerd Moellmann committed
260 261 262 263 264 265
(defcustom mail-source-primary-source nil
  "*Primary source for incoming mail.
If non-nil, this maildrop will be checked periodically for new mail."
  :group 'mail-source
  :type 'sexp)

266 267 268 269 270
(defcustom mail-source-flash t
  "*If non-nil, flash periodically when mail is available."
  :group 'mail-source
  :type 'boolean)

Gerd Moellmann's avatar
Gerd Moellmann committed
271 272 273 274 275
(defcustom mail-source-crash-box "~/.emacs-mail-crash-box"
  "File where mail will be stored while processing it."
  :group 'mail-source
  :type 'file)

276
(defcustom mail-source-directory message-directory
277
  "Directory where incoming mail source files (if any) will be stored."
Gerd Moellmann's avatar
Gerd Moellmann committed
278 279 280 281 282 283 284 285
  :group 'mail-source
  :type 'directory)

(defcustom mail-source-default-file-modes 384
  "Set the mode bits of all new mail files to this integer."
  :group 'mail-source
  :type 'integer)

Miles Bader's avatar
Miles Bader committed
286 287 288 289
(defcustom mail-source-delete-incoming
  10 ;; development versions
  ;; 2 ;; released versions
  "If non-nil, delete incoming files after handling.
290
If t, delete immediately, if nil, never delete.  If a positive number, delete
Miles Bader's avatar
Miles Bader committed
291 292 293 294 295 296
files older than number of days.

Removing of old files happens in `mail-source-callback', i.e. no
old incoming files will be deleted unless you receive new mail.
You may also set this variable to nil and call
`mail-source-delete-old-incoming' interactively."
297
  :group 'mail-source
Miles Bader's avatar
Miles Bader committed
298
  :version "22.2" ;; No Gnus / Gnus 5.10.10 (default changed)
299 300 301 302
  :type '(choice (const :tag "immediately" t)
		 (const :tag "never" nil)
		 (integer :tag "days")))

Miles Bader's avatar
Miles Bader committed
303 304
(defcustom mail-source-delete-old-incoming-confirm nil
  "If non-nil, ask for confirmation before deleting old incoming files.
305 306
This variable only applies when `mail-source-delete-incoming' is a positive
number."
Miles Bader's avatar
Miles Bader committed
307
  :version "22.2" ;; No Gnus / Gnus 5.10.10 (default changed)
Gerd Moellmann's avatar
Gerd Moellmann committed
308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325
  :group 'mail-source
  :type 'boolean)

(defcustom mail-source-incoming-file-prefix "Incoming"
  "Prefix for file name for storing incoming mail"
  :group 'mail-source
  :type 'string)

(defcustom mail-source-report-new-mail-interval 5
  "Interval in minutes between checks for new mail."
  :group 'mail-source
  :type 'number)

(defcustom mail-source-idle-time-delay 5
  "Number of idle seconds to wait before checking for new mail."
  :group 'mail-source
  :type 'number)

326 327
(defcustom mail-source-movemail-program nil
  "If non-nil, name of program for fetching new mail."
328
  :version "22.1"
329 330 331
  :group 'mail-source
  :type '(choice (const nil) string))

Gerd Moellmann's avatar
Gerd Moellmann committed
332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351
;;; Internal variables.

(defvar mail-source-string ""
  "A dynamically bound string that says what the current mail source is.")

(defvar mail-source-new-mail-available nil
  "Flag indicating when new mail is available.")

(eval-and-compile
  (defvar mail-source-common-keyword-map
    '((:plugged))
    "Mapping from keywords to default values.
Common keywords should be listed here.")

  (defvar mail-source-keyword-map
    '((file
       (:prescript)
       (:prescript-delay)
       (:postscript)
       (:path (or (getenv "MAIL")
Dave Love's avatar
Dave Love committed
352
		  (expand-file-name (user-login-name) rmail-spool-directory))))
Gerd Moellmann's avatar
Gerd Moellmann committed
353
      (directory
ShengHuo ZHU's avatar
ShengHuo ZHU committed
354 355 356
       (:prescript)
       (:prescript-delay)
       (:postscript)
Gerd Moellmann's avatar
Gerd Moellmann committed
357 358 359 360 361 362 363 364 365 366 367 368 369
       (:path)
       (:suffix ".spool")
       (:predicate identity))
      (pop
       (:prescript)
       (:prescript-delay)
       (:postscript)
       (:server (getenv "MAILHOST"))
       (:port 110)
       (:user (or (user-login-name) (getenv "LOGNAME") (getenv "USER")))
       (:program)
       (:function)
       (:password)
370 371
       (:authentication password)
       (:stream nil))
Gerd Moellmann's avatar
Gerd Moellmann committed
372 373
      (maildir
       (:path (or (getenv "MAILDIR") "~/Maildir/"))
374
       (:subdirs ("cur" "new"))
Gerd Moellmann's avatar
Gerd Moellmann committed
375 376 377 378 379
       (:function))
      (imap
       (:server (getenv "MAILHOST"))
       (:port)
       (:stream)
380
       (:program)
Gerd Moellmann's avatar
Gerd Moellmann committed
381 382 383 384 385 386
       (:authentication)
       (:user (or (user-login-name) (getenv "LOGNAME") (getenv "USER")))
       (:password)
       (:mailbox "INBOX")
       (:predicate "UNSEEN UNDELETED")
       (:fetchflag "\\Deleted")
387 388 389
       (:prescript)
       (:prescript-delay)
       (:postscript)
Gerd Moellmann's avatar
Gerd Moellmann committed
390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419
       (:dontexpunge))
      (webmail
       (:subtype hotmail)
       (:user (or (user-login-name) (getenv "LOGNAME") (getenv "USER")))
       (:password)
       (:dontexpunge)
       (:authentication password)))
    "Mapping from keywords to default values.
All keywords that can be used must be listed here."))

(defvar mail-source-fetcher-alist
  '((file mail-source-fetch-file)
    (directory mail-source-fetch-directory)
    (pop mail-source-fetch-pop)
    (maildir mail-source-fetch-maildir)
    (imap mail-source-fetch-imap)
    (webmail mail-source-fetch-webmail))
  "A mapping from source type to fetcher function.")

(defvar mail-source-password-cache nil)

(defvar mail-source-plugged t)

;;; Functions

(eval-and-compile
  (defun mail-source-strip-keyword (keyword)
    "Strip the leading colon off the KEYWORD."
    (intern (substring (symbol-name keyword) 1))))

Miles Bader's avatar
Miles Bader committed
420 421
;; generate a list of variable names paired with nil values
;; suitable for usage in a `let' form
Gerd Moellmann's avatar
Gerd Moellmann committed
422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439
(eval-and-compile
  (defun mail-source-bind-1 (type)
    (let* ((defaults (cdr (assq type mail-source-keyword-map)))
	   default bind)
      (while (setq default (pop defaults))
	(push (list (mail-source-strip-keyword (car default))
		    nil)
	      bind))
      bind)))

(defmacro mail-source-bind (type-source &rest body)
  "Return a `let' form that binds all variables in source TYPE.
TYPE-SOURCE is a list where the first element is the TYPE, and
the second variable is the SOURCE.
At run time, the mail source specifier SOURCE will be inspected,
and the variables will be set according to it.  Variables not
specified will be given default values.

Miles Bader's avatar
Miles Bader committed
440 441 442 443
The user and password will be loaded from the auth-source values
if those are available.  They override the original user and
password in a second `let' form.

Gerd Moellmann's avatar
Gerd Moellmann committed
444
After this is done, BODY will be executed in the scope
Miles Bader's avatar
Miles Bader committed
445
of the second `let' form.
Gerd Moellmann's avatar
Gerd Moellmann committed
446 447 448

The variables bound and their default values are described by
the `mail-source-keyword-map' variable."
Miles Bader's avatar
Miles Bader committed
449
  `(let* ,(mail-source-bind-1 (car type-source))
Gerd Moellmann's avatar
Gerd Moellmann committed
450
     (mail-source-set-1 ,(cadr type-source))
Miles Bader's avatar
Miles Bader committed
451
     ,@body))
Gerd Moellmann's avatar
Gerd Moellmann committed
452 453

(put 'mail-source-bind 'lisp-indent-function 1)
454
(put 'mail-source-bind 'edebug-form-spec '(sexp body))
Gerd Moellmann's avatar
Gerd Moellmann committed
455 456 457 458

(defun mail-source-set-1 (source)
  (let* ((type (pop source))
	 (defaults (cdr (assq type mail-source-keyword-map)))
Miles Bader's avatar
Miles Bader committed
459
	 default value keyword user-auth pass-auth)
Gerd Moellmann's avatar
Gerd Moellmann committed
460
    (while (setq default (pop defaults))
Miles Bader's avatar
Miles Bader committed
461 462
      ;; for each default :SYMBOL, set SYMBOL to the plist value for :SYMBOL
      ;; using `mail-source-value' to evaluate the plist value
Gerd Moellmann's avatar
Gerd Moellmann committed
463
      (set (mail-source-strip-keyword (setq keyword (car default)))
Miles Bader's avatar
Miles Bader committed
464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489
	   ;; note the following reasons for this structure:
	   ;; 1) the auth-sources user and password override everything
	   ;; 2) it avoids macros, so it's cleaner
	   ;; 3) it falls through to the mail-sources and then default values
	   (cond 
	    ((and
	     (eq keyword :user)
	     (setq user-auth 
		   (auth-source-user-or-password
		    "login"
		    ;; this is "host" in auth-sources
		    (if (boundp 'server) (symbol-value 'server) "")
		    type)))
	     user-auth)
	    ((and
	     (eq keyword :password)
	     (setq pass-auth 
		   (auth-source-user-or-password
		    "password"
		    ;; this is "host" in auth-sources
		    (if (boundp 'server) (symbol-value 'server) "")
		    type)))
	     pass-auth)
	    (t (if (setq value (plist-get source keyword))
		 (mail-source-value value)
	       (mail-source-value (cadr default)))))))))
Gerd Moellmann's avatar
Gerd Moellmann committed
490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521

(eval-and-compile
  (defun mail-source-bind-common-1 ()
    (let* ((defaults mail-source-common-keyword-map)
	   default bind)
      (while (setq default (pop defaults))
	(push (list (mail-source-strip-keyword (car default))
		    nil)
	      bind))
      bind)))

(defun mail-source-set-common-1 (source)
  (let* ((type (pop source))
	 (defaults mail-source-common-keyword-map)
	 (defaults-1 (cdr (assq type mail-source-keyword-map)))
	 default value keyword)
    (while (setq default (pop defaults))
      (set (mail-source-strip-keyword (setq keyword (car default)))
	   (if (setq value (plist-get source keyword))
	       (mail-source-value value)
	     (if (setq value (assq  keyword defaults-1))
		 (mail-source-value (cadr value))
	       (mail-source-value (cadr default))))))))

(defmacro mail-source-bind-common (source &rest body)
  "Return a `let' form that binds all common variables.
See `mail-source-bind'."
  `(let ,(mail-source-bind-common-1)
     (mail-source-set-common-1 source)
     ,@body))

(put 'mail-source-bind-common 'lisp-indent-function 1)
522
(put 'mail-source-bind-common 'edebug-form-spec '(sexp body))
Gerd Moellmann's avatar
Gerd Moellmann committed
523 524 525 526 527 528 529 530

(defun mail-source-value (value)
  "Return the value of VALUE."
  (cond
   ;; String
   ((stringp value)
    value)
   ;; Function
Stefan Monnier's avatar
Stefan Monnier committed
531
   ((and (listp value) (symbolp (car value)) (fboundp (car value)))
Gerd Moellmann's avatar
Gerd Moellmann committed
532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552
    (eval value))
   ;; Just return the value.
   (t
    value)))

(defun mail-source-fetch (source callback)
  "Fetch mail from SOURCE and call CALLBACK zero or more times.
CALLBACK will be called with the name of the file where (some of)
the mail from SOURCE is put.
Return the number of files that were found."
  (mail-source-bind-common source
    (if (or mail-source-plugged plugged)
	(save-excursion
	  (let ((function (cadr (assq (car source) mail-source-fetcher-alist)))
		(found 0))
	    (unless function
	      (error "%S is an invalid mail source specification" source))
	    ;; If there's anything in the crash box, we do it first.
	    (when (file-exists-p mail-source-crash-box)
	      (message "Processing mail from %s..." mail-source-crash-box)
	      (setq found (mail-source-callback
553 554
			   callback mail-source-crash-box))
	      (mail-source-delete-crash-box))
Gerd Moellmann's avatar
Gerd Moellmann committed
555
	    (+ found
556
	       (if (or debug-on-quit debug-on-error)
Gerd Moellmann's avatar
Gerd Moellmann committed
557
		   (funcall function source callback)
558 559 560 561 562 563 564 565 566
		 (condition-case err
		     (funcall function source callback)
		   (error
		    (if (and (not mail-source-ignore-errors)
			     (not
			      (yes-or-no-p
			       (format "Mail source %s error (%s).  Continue? "
				       (if (memq ':password source)
					   (let ((s (copy-sequence source)))
567
					     (setcar (cdr (memq ':password s))
568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584
						     "********")
					     s)
					 source)
				       (cadr err)))))
		      (error "Cannot get new mail"))
		    0)))))))))

(defun mail-source-delete-old-incoming (&optional age confirm)
  "Remove incoming files older than AGE days.
If CONFIRM is non-nil, ask for confirmation before removing a file."
  (interactive "P")
  (let* ((high2days (/ 65536.0 60 60 24));; convert high bits to days
	 (low2days  (/ 1.0 65536.0))     ;; convert low bits to days
	 (diff (if (natnump age) age 30));; fallback, if no valid AGE given
	 currday files)
    (setq files (directory-files
		 mail-source-directory t
Miles Bader's avatar
Miles Bader committed
585 586
		 (concat "\\`"
			 (regexp-quote mail-source-incoming-file-prefix)))
587 588 589 590 591 592 593 594 595 596 597
	  currday (* (car (current-time)) high2days)
	  currday (+ currday (* low2days (nth 1 (current-time)))))
    (while files
      (let* ((ffile (car files))
	     (bfile (gnus-replace-in-string
		     ffile "\\`.*/\\([^/]+\\)\\'" "\\1"))
	     (filetime (nth 5 (file-attributes ffile)))
	     (fileday (* (car filetime) high2days))
	     (fileday (+ fileday (* low2days (nth 1 filetime)))))
	(setq files (cdr files))
	(when (and (> (- currday fileday) diff)
Miles Bader's avatar
Miles Bader committed
598 599 600 601 602 603 604
		   (if confirm
		       (y-or-n-p
			(format "\
Delete old (> %s day(s)) incoming mail file `%s'? " diff bfile))
		     (gnus-message 8 "\
Deleting old (> %s day(s)) incoming mail file `%s'." diff bfile)
		     t))
605
	  (delete-file ffile))))))
Gerd Moellmann's avatar
Gerd Moellmann committed
606 607

(defun mail-source-callback (callback info)
608
  "Call CALLBACK on the mail file.  Pass INFO on to CALLBACK."
Gerd Moellmann's avatar
Gerd Moellmann committed
609 610 611 612 613 614
  (if (or (not (file-exists-p mail-source-crash-box))
	  (zerop (nth 7 (file-attributes mail-source-crash-box))))
      (progn
	(when (file-exists-p mail-source-crash-box)
	  (delete-file mail-source-crash-box))
	0)
615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634
    (funcall callback mail-source-crash-box info)))

(defun mail-source-delete-crash-box ()
  (when (file-exists-p mail-source-crash-box)
    ;; Delete or move the incoming mail out of the way.
    (if (eq mail-source-delete-incoming t)
	(delete-file mail-source-crash-box)
      (let ((incoming
	     (mm-make-temp-file
	      (expand-file-name
	       mail-source-incoming-file-prefix
	       mail-source-directory))))
	(unless (file-exists-p (file-name-directory incoming))
	  (make-directory (file-name-directory incoming) t))
	(rename-file mail-source-crash-box incoming t)
	;; remove old incoming files?
	(when (natnump mail-source-delete-incoming)
	  (mail-source-delete-old-incoming
	   mail-source-delete-incoming
	   mail-source-delete-old-incoming-confirm))))))
Gerd Moellmann's avatar
Gerd Moellmann committed
635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668

(defun mail-source-movemail (from to)
  "Move FROM to TO using movemail."
  (if (not (file-writable-p to))
      (error "Can't write to crash box %s.  Not moving mail" to)
    (let ((to (file-truename (expand-file-name to)))
	  errors result)
      (setq to (file-truename to)
	    from (file-truename from))
      ;; Set TO if have not already done so, and rename or copy
      ;; the file FROM to TO if and as appropriate.
      (cond
       ((file-exists-p to)
	;; The crash box exists already.
	t)
       ((not (file-exists-p from))
	;; There is no inbox.
	(setq to nil))
       ((zerop (nth 7 (file-attributes from)))
	;; Empty file.
	(setq to nil))
       (t
	;; If getting from mail spool directory, use movemail to move
	;; rather than just renaming, so as to interlock with the
	;; mailer.
	(unwind-protect
	    (save-excursion
	      (setq errors (generate-new-buffer " *mail source loss*"))
	      (let ((default-directory "/"))
		(setq result
		      (apply
		       'call-process
		       (append
			(list
669 670
			 (or mail-source-movemail-program
			     (expand-file-name "movemail" exec-directory))
Gerd Moellmann's avatar
Gerd Moellmann committed
671 672 673
			 nil errors nil from to)))))
	      (when (file-exists-p to)
		(set-file-modes to mail-source-default-file-modes))
674 675 676 677
	      (if (and (or (not (buffer-modified-p errors))
			   (zerop (buffer-size errors)))
		       (and (numberp result)
			    (zerop result)))
Gerd Moellmann's avatar
Gerd Moellmann committed
678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693
		  ;; No output => movemail won.
		  t
		(set-buffer errors)
		;; There may be a warning about older revisions.  We
		;; ignore that.
		(goto-char (point-min))
		(if (search-forward "older revision" nil t)
		    t
		  ;; Probably a real error.
		  (subst-char-in-region (point-min) (point-max) ?\n ?\  )
		  (goto-char (point-max))
		  (skip-chars-backward " \t")
		  (delete-region (point) (point-max))
		  (goto-char (point-min))
		  (when (looking-at "movemail: ")
		    (delete-region (point-min) (match-end 0)))
694
		  ;; Result may be a signal description string.
Gerd Moellmann's avatar
Gerd Moellmann committed
695
		  (unless (yes-or-no-p
696
			   (format "movemail: %s (%s return).  Continue? "
Gerd Moellmann's avatar
Gerd Moellmann committed
697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712
				   (buffer-string) result))
		    (error "%s" (buffer-string)))
		  (setq to nil)))))))
      (when (and errors
		 (buffer-name errors))
	(kill-buffer errors))
      ;; Return whether we moved successfully or not.
      to)))

(defun mail-source-movemail-and-remove (from to)
  "Move FROM to TO using movemail, then remove FROM if empty."
  (or (not (mail-source-movemail from to))
      (not (zerop (nth 7 (file-attributes from))))
      (delete-file from)))

(defun mail-source-fetch-with-program (program)
713 714
  (eq 0 (call-process shell-file-name nil nil nil
		      shell-command-switch program)))
Gerd Moellmann's avatar
Gerd Moellmann committed
715 716 717

(defun mail-source-run-script (script spec &optional delay)
  (when script
718
    (if (functionp script)
Gerd Moellmann's avatar
Gerd Moellmann committed
719 720 721 722 723 724 725
	(funcall script)
      (mail-source-call-script
       (format-spec script spec))))
  (when delay
    (sleep-for delay)))

(defun mail-source-call-script (script)
726 727 728
  (let ((background nil)
	(stderr (get-buffer-create " *mail-source-stderr*"))
	result)
Gerd Moellmann's avatar
Gerd Moellmann committed
729 730 731
    (when (string-match "& *$" script)
      (setq script (substring script 0 (match-beginning 0))
	    background 0))
732 733 734 735 736 737 738 739
    (setq result
	  (call-process shell-file-name nil background nil
			shell-command-switch script))
    (when (and result
	       (not (zerop result)))
      (set-buffer stderr)
      (message "Mail source error: %s" (buffer-string)))
    (kill-buffer stderr)))
Gerd Moellmann's avatar
Gerd Moellmann committed
740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755

;;;
;;; Different fetchers
;;;

(defun mail-source-fetch-file (source callback)
  "Fetcher for single-file sources."
  (mail-source-bind (file source)
    (mail-source-run-script
     prescript (format-spec-make ?t mail-source-crash-box)
     prescript-delay)
    (let ((mail-source-string (format "file:%s" path)))
      (if (mail-source-movemail path mail-source-crash-box)
	  (prog1
	      (mail-source-callback callback path)
	    (mail-source-run-script
756 757
	     postscript (format-spec-make ?t mail-source-crash-box))
	    (mail-source-delete-crash-box))
Gerd Moellmann's avatar
Gerd Moellmann committed
758 759 760 761 762
	0))))

(defun mail-source-fetch-directory (source callback)
  "Fetcher for directory sources."
  (mail-source-bind (directory source)
763
    (mail-source-run-script
764
     prescript (format-spec-make ?t path) prescript-delay)
Gerd Moellmann's avatar
Gerd Moellmann committed
765 766 767 768 769 770 771
    (let ((found 0)
	  (mail-source-string (format "directory:%s" path)))
      (dolist (file (directory-files
		     path t (concat (regexp-quote suffix) "$")))
	(when (and (file-regular-p file)
		   (funcall predicate file)
		   (mail-source-movemail file mail-source-crash-box))
772 773 774
	  (incf found (mail-source-callback callback file))
	  (mail-source-run-script postscript (format-spec-make ?t path))
	  (mail-source-delete-crash-box)))
Gerd Moellmann's avatar
Gerd Moellmann committed
775 776 777 778 779
      found)))

(defun mail-source-fetch-pop (source callback)
  "Fetcher for single-file sources."
  (mail-source-bind (pop source)
780
    ;; fixme: deal with stream type in format specs
Gerd Moellmann's avatar
Gerd Moellmann committed
781 782 783 784 785 786 787 788 789 790 791 792
    (mail-source-run-script
     prescript
     (format-spec-make ?p password ?t mail-source-crash-box
		       ?s server ?P port ?u user)
     prescript-delay)
    (let ((from (format "%s:%s:%s" server user port))
	  (mail-source-string (format "pop:%s@%s" user server))
	  result)
      (when (eq authentication 'password)
	(setq password
	      (or password
		  (cdr (assoc from mail-source-password-cache))
793
		  (read-passwd
Gerd Moellmann's avatar
Gerd Moellmann committed
794 795 796 797 798 799 800 801 802 803 804 805 806 807 808
		   (format "Password for %s at %s: " user server)))))
      (when server
	(setenv "MAILHOST" server))
      (setq result
	    (cond
	     (program
	      (mail-source-fetch-with-program
	       (format-spec
		program
		(format-spec-make ?p password ?t mail-source-crash-box
				  ?s server ?P port ?u user))))
	     (function
	      (funcall function mail-source-crash-box))
	     ;; The default is to use pop3.el.
	     (t
809
	      (require 'pop3)
Gerd Moellmann's avatar
Gerd Moellmann committed
810 811 812 813 814
	      (let ((pop3-password password)
		    (pop3-maildrop user)
		    (pop3-mailhost server)
		    (pop3-port port)
		    (pop3-authentication-scheme
815 816
		     (if (eq authentication 'apop) 'apop 'pass))
		    (pop3-stream-type stream))
817 818 819 820 821 822 823 824 825 826 827
		(if (or debug-on-quit debug-on-error)
		    (save-excursion (pop3-movemail mail-source-crash-box))
		  (condition-case err
		      (save-excursion (pop3-movemail mail-source-crash-box))
		    (error
		     ;; We nix out the password in case the error
		     ;; was because of a wrong password being given.
		     (setq mail-source-password-cache
			   (delq (assoc from mail-source-password-cache)
				 mail-source-password-cache))
		     (signal (car err) (cdr err)))))))))
Gerd Moellmann's avatar
Gerd Moellmann committed
828 829 830 831 832 833 834 835 836 837 838 839 840
      (if result
	  (progn
	    (when (eq authentication 'password)
	      (unless (assoc from mail-source-password-cache)
		(push (cons from password) mail-source-password-cache)))
	    (prog1
		(mail-source-callback callback server)
	      ;; Update display-time's mail flag, if relevant.
	      (if (equal source mail-source-primary-source)
		  (setq mail-source-new-mail-available nil))
	      (mail-source-run-script
	       postscript
	       (format-spec-make ?p password ?t mail-source-crash-box
841 842
				 ?s server ?P port ?u user))
	      (mail-source-delete-crash-box)))
Gerd Moellmann's avatar
Gerd Moellmann committed
843 844 845 846 847 848 849 850 851 852 853 854 855 856 857 858 859
	;; We nix out the password in case the error
	;; was because of a wrong password being given.
	(setq mail-source-password-cache
	      (delq (assoc from mail-source-password-cache)
		    mail-source-password-cache))
	0))))

(defun mail-source-check-pop (source)
  "Check whether there is new mail."
  (mail-source-bind (pop source)
    (let ((from (format "%s:%s:%s" server user port))
	  (mail-source-string (format "pop:%s@%s" user server))
	  result)
      (when (eq authentication 'password)
	(setq password
	      (or password
		  (cdr (assoc from mail-source-password-cache))
860
		  (read-passwd
Gerd Moellmann's avatar
Gerd Moellmann committed
861 862 863 864 865 866 867 868 869 870 871 872
		   (format "Password for %s at %s: " user server))))
	(unless (assoc from mail-source-password-cache)
	  (push (cons from password) mail-source-password-cache)))
      (when server
	(setenv "MAILHOST" server))
      (setq result
	    (cond
	     ;; No easy way to check whether mail is waiting for these.
	     (program)
	     (function)
	     ;; The default is to use pop3.el.
	     (t
873
	      (require 'pop3)
Gerd Moellmann's avatar
Gerd Moellmann committed
874 875 876 877 878 879
	      (let ((pop3-password password)
		    (pop3-maildrop user)
		    (pop3-mailhost server)
		    (pop3-port port)
		    (pop3-authentication-scheme
		     (if (eq authentication 'apop) 'apop 'pass)))
880 881 882 883 884 885 886 887 888 889 890
		(if (or debug-on-quit debug-on-error)
		    (save-excursion (pop3-get-message-count))
		  (condition-case err
		      (save-excursion (pop3-get-message-count))
		    (error
		     ;; We nix out the password in case the error
		     ;; was because of a wrong password being given.
		     (setq mail-source-password-cache
			   (delq (assoc from mail-source-password-cache)
				 mail-source-password-cache))
		     (signal (car err) (cdr err)))))))))
Gerd Moellmann's avatar
Gerd Moellmann committed
891 892 893 894 895 896 897 898 899 900
      (if result
	  ;; Inform display-time that we have new mail.
	  (setq mail-source-new-mail-available (> result 0))
	;; We nix out the password in case the error
	;; was because of a wrong password being given.
	(setq mail-source-password-cache
	      (delq (assoc from mail-source-password-cache)
		    mail-source-password-cache)))
      result)))

901 902 903 904 905 906 907 908 909 910 911 912 913 914 915 916 917 918 919
(defun mail-source-touch-pop ()
  "Open and close a POP connection shortly.
POP server should be defined in `mail-source-primary-source' (which is
preferred) or `mail-sources'.  You may use it for the POP-before-SMTP
authentication.  To do that, you need to set the
`message-send-mail-function' variable as `message-smtpmail-send-it'
and put the following line in your ~/.gnus.el file:

\(add-hook 'message-send-mail-hook 'mail-source-touch-pop)

See the Gnus manual for details."
  (let ((sources (if mail-source-primary-source
		     (list mail-source-primary-source)
		   mail-sources)))
    (while sources
      (if (eq 'pop (car (car sources)))
	  (mail-source-check-pop (car sources)))
      (setq sources (cdr sources)))))

Gerd Moellmann's avatar
Gerd Moellmann committed
920 921
(defun mail-source-new-mail-p ()
  "Handler for `display-time' to indicate when new mail is available."
922 923 924 925
  ;; Flash (ie. ring the visible bell) if mail is available.
  (if (and mail-source-flash mail-source-new-mail-available)
      (let ((visible-bell t))
	(ding)))
Gerd Moellmann's avatar
Gerd Moellmann committed
926 927 928 929 930 931 932 933 934 935 936 937 938 939 940 941 942
  ;; Only report flag setting; flag is updated on a different schedule.
  mail-source-new-mail-available)


(defvar mail-source-report-new-mail nil)
(defvar mail-source-report-new-mail-timer nil)
(defvar mail-source-report-new-mail-idle-timer nil)

(defun mail-source-start-idle-timer ()
  ;; Start our idle timer if necessary, so we delay the check until the
  ;; user isn't typing.
  (unless mail-source-report-new-mail-idle-timer
    (setq mail-source-report-new-mail-idle-timer
	  (run-with-idle-timer
	   mail-source-idle-time-delay
	   nil
	   (lambda ()
943 944 945
	     (unwind-protect
		 (mail-source-check-pop mail-source-primary-source)
	       (setq mail-source-report-new-mail-idle-timer nil)))))
Gerd Moellmann's avatar
Gerd Moellmann committed
946 947 948 949 950 951 952 953 954 955 956 957
    ;; Since idle timers created when Emacs is already in the idle
    ;; state don't get activated until Emacs _next_ becomes idle, we
    ;; need to force our timer to be considered active now.  We do
    ;; this by being naughty and poking the timer internals directly
    ;; (element 0 of the vector is nil if the timer is active).
    (aset mail-source-report-new-mail-idle-timer 0 nil)))

(defun mail-source-report-new-mail (arg)
  "Toggle whether to report when new mail is available.
This only works when `display-time' is enabled."
  (interactive "P")
  (if (not mail-source-primary-source)
958
      (error "Need to set `mail-source-primary-source' to check for new mail"))
Gerd Moellmann's avatar
Gerd Moellmann committed
959 960 961 962 963
  (let ((on (if (null arg)
		(not mail-source-report-new-mail)
	      (> (prefix-numeric-value arg) 0))))
    (setq mail-source-report-new-mail on)
    (and mail-source-report-new-mail-timer
Dave Love's avatar
Dave Love committed
964
	 (nnheader-cancel-timer mail-source-report-new-mail-timer))
Gerd Moellmann's avatar
Gerd Moellmann committed
965
    (and mail-source-report-new-mail-idle-timer
Dave Love's avatar
Dave Love committed
966
	 (nnheader-cancel-timer mail-source-report-new-mail-idle-timer))
Gerd Moellmann's avatar
Gerd Moellmann committed
967 968 969 970 971
    (setq mail-source-report-new-mail-timer nil)
    (setq mail-source-report-new-mail-idle-timer nil)
    (if on
	(progn
	  (require 'time)
Dave Love's avatar
Dave Love committed
972
	  ;; display-time-mail-function is an Emacs 21 feature.
Gerd Moellmann's avatar
Gerd Moellmann committed
973 974 975
	  (setq display-time-mail-function #'mail-source-new-mail-p)
	  ;; Set up the main timer.
	  (setq mail-source-report-new-mail-timer
976
		(run-at-time
977 978 979
		 (* 60 mail-source-report-new-mail-interval)
		 (* 60 mail-source-report-new-mail-interval)
		 #'mail-source-start-idle-timer))
Gerd Moellmann's avatar
Gerd Moellmann committed
980 981 982 983 984 985 986 987 988 989 990 991 992 993 994 995 996 997 998 999 1000 1001 1002
	  ;; When you get new mail, clear "Mail" from the mode line.
	  (add-hook 'nnmail-post-get-new-mail-hook
		    'display-time-event-handler)
	  (message "Mail check enabled"))
      (setq display-time-mail-function nil)
      (remove-hook 'nnmail-post-get-new-mail-hook
		   'display-time-event-handler)
      (message "Mail check disabled"))))

(defun mail-source-fetch-maildir (source callback)
  "Fetcher for maildir sources."
  (mail-source-bind (maildir source)
    (let ((found 0)
	  mail-source-string)
      (unless (string-match "/$" path)
	(setq path (concat path "/")))
      (dolist (subdir subdirs)
	(when (file-directory-p (concat path subdir))
	  (setq mail-source-string (format "maildir:%s%s" path subdir))
	  (dolist (file (directory-files (concat path subdir) t))
	    (when (and (not (file-directory-p file))
		       (not (if function
				(funcall function file mail-source-crash-box)
1003
			      (let ((coding-system-for-write
Gerd Moellmann's avatar
Gerd Moellmann committed
1004
				     mm-text-coding-system)
1005
				    (coding-system-for-read
Gerd Moellmann's avatar
Gerd Moellmann committed
1006 1007 1008 1009
				     mm-text-coding-system))
				(with-temp-file mail-source-crash-box
				  (insert-file-contents file)
				  (goto-char (point-min))
1010 1011 1012 1013 1014 1015 1016
;;;				  ;; Unix mail format
;;;				  (unless (looking-at "\n*From ")
;;;				    (insert "From maildir "
;;;					    (current-time-string) "\n"))
;;;				  (while (re-search-forward "^From " nil t)
;;;				    (replace-match ">From "))
;;;				  (goto-char (point-max))
Dave Love's avatar
Dave Love committed
1017
;;;				  (insert "\n\n")
Gerd Moellmann's avatar
Gerd Moellmann committed
1018
				  ;; MMDF mail format
Dave Love's avatar
Dave Love committed
1019
				  (insert "\001\001\001\001\n"))
Gerd Moellmann's avatar
Gerd Moellmann committed
1020
				(delete-file file)))))
1021 1022
	      (incf found (mail-source-callback callback file))
	      (mail-source-delete-crash-box)))))
Gerd Moellmann's avatar
Gerd Moellmann committed
1023 1024
      found)))

1025 1026 1027 1028 1029 1030 1031 1032 1033 1034 1035 1036 1037
(autoload 'imap-open "imap")
(autoload 'imap-authenticate "imap")
(autoload 'imap-mailbox-select "imap")
(autoload 'imap-mailbox-unselect "imap")
(autoload 'imap-mailbox-close "imap")
(autoload 'imap-search "imap")
(autoload 'imap-fetch "imap")
(autoload 'imap-close "imap")
(autoload 'imap-error-text "imap")
(autoload 'imap-message-flags-add "imap")
(autoload 'imap-list-to-message-set "imap")
(autoload 'imap-range-to-message-set "imap")
(autoload 'nnheader-ms-strip-cr "nnheader")
Gerd Moellmann's avatar
Gerd Moellmann committed
1038

1039 1040
(autoload 'gnus-compress-sequence "gnus-range")

Dave Love's avatar
Dave Love committed
1041 1042 1043
(defvar mail-source-imap-file-coding-system 'binary
  "Coding system for the crashbox made by `mail-source-fetch-imap'.")

1044 1045 1046
;; Autoloads will bring in imap before this is called.
(declare-function imap-capability "imap" (&optional identifier buffer))

Gerd Moellmann's avatar
Gerd Moellmann committed
1047 1048 1049
(defun mail-source-fetch-imap (source callback)
  "Fetcher for imap sources."
  (mail-source-bind (imap source)
1050 1051 1052 1053
    (mail-source-run-script
     prescript (format-spec-make ?p password ?t mail-source-crash-box
				 ?s server ?P port ?u user)
     prescript-delay)
Gerd Moellmann's avatar
Gerd Moellmann committed
1054 1055
    (let ((from (format "%s:%s:%s" server user port))
	  (found 0)
1056
	  (buf (generate-new-buffer " *imap source*"))
Gerd Moellmann's avatar
Gerd Moellmann committed
1057
	  (mail-source-string (format "imap:%s:%s" server mailbox))
1058
	  (imap-shell-program (or (list program) imap-shell-program))
Gerd Moellmann's avatar
Gerd Moellmann committed
1059 1060 1061 1062 1063 1064
	  remove)
      (if (and (imap-open server port stream authentication buf)
	       (imap-authenticate
		user (or (cdr (assoc from mail-source-password-cache))
			 password) buf)
	       (imap-mailbox-select mailbox nil buf))
Dave Love's avatar
Dave Love committed
1065
	  (let ((coding-system-for-write mail-source-imap-file-coding-system)
Dave Love's avatar
Dave Love committed
1066
		str)
Gerd Moellmann's avatar
Gerd Moellmann committed
1067
	    (with-temp-file mail-source-crash-box
Dave Love's avatar
Dave Love committed
1068 1069 1070
	      ;; Avoid converting 8-bit chars from inserted strings to
	      ;; multibyte.
	      (mm-disable-multibyte)
Gerd Moellmann's avatar
Gerd Moellmann committed
1071 1072
	      ;; remember password
	      (with-current-buffer buf
1073 1074
		(when (and imap-password
			   (not (assoc from mail-source-password-cache)))
Gerd Moellmann's avatar
Gerd Moellmann committed
1075 1076 1077
		  (push (cons from imap-password) mail-source-password-cache)))
	      ;; if predicate is nil, use all uids
	      (dolist (uid (imap-search (or predicate "1:*") buf))
1078 1079 1080 1081 1082
		(when (setq str
			    (if (imap-capability 'IMAP4rev1 buf)
				(caddar (imap-fetch uid "BODY.PEEK[]"
						    'BODYDETAIL nil buf))
			      (imap-fetch uid "RFC822.PEEK" 'RFC822 nil buf)))
Gerd Moellmann's avatar
Gerd Moellmann committed
1083 1084 1085 1086
		  (push uid remove)
		  (insert "From imap " (current-time-string) "\n")
		  (save-excursion
		    (insert str "\n\n"))
1087 1088
		  (while (let ((case-fold-search nil))
			   (re-search-forward "^From " nil t))
Gerd Moellmann's avatar
Gerd Moellmann committed
1089 1090 1091 1092
		    (replace-match ">From "))
		  (goto-char (point-max))))
	      (nnheader-ms-strip-cr))
	    (incf found (mail-source-callback callback server))
1093
	    (mail-source-delete-crash-box)
Gerd Moellmann's avatar
Gerd Moellmann committed
1094
	    (when (and remove fetchflag)
1095
	      (setq remove (nreverse remove))
Gerd Moellmann's avatar
Gerd Moellmann committed
1096
	      (imap-message-flags-add
Dave Love's avatar
Dave Love committed
1097 1098
	       (imap-range-to-message-set (gnus-compress-sequence remove))
	       fetchflag nil buf))
Gerd Moellmann's avatar
Gerd Moellmann committed
1099 1100
	    (if dontexpunge
		(imap-mailbox-unselect buf)
1101
	      (imap-mailbox-close nil buf))
Gerd Moellmann's avatar
Gerd Moellmann committed
1102 1103 1104 1105 1106 1107 1108
	    (imap-close buf))
	(imap-close buf)
	;; We nix out the password in case the error
	;; was because of a wrong password being given.
	(setq mail-source-password-cache
	      (delq (assoc from mail-source-password-cache)
		    mail-source-password-cache))
1109
	(error "IMAP error: %s" (imap-error-text buf)))
Gerd Moellmann's avatar
Gerd Moellmann committed
1110
      (kill-buffer buf)
1111 1112 1113 1114
      (mail-source-run-script
       postscript
       (format-spec-make ?p password ?t mail-source-crash-box
			 ?s server ?P port ?u user))
Gerd Moellmann's avatar
Gerd Moellmann committed
1115 1116
      found)))

1117
(autoload 'webmail-fetch "webmail")
Gerd Moellmann's avatar
Gerd Moellmann committed
1118 1119 1120 1121 1122 1123 1124 1125 1126 1127

(defun mail-source-fetch-webmail (source callback)
  "Fetch for webmail source."
  (mail-source-bind (webmail source)
    (let ((mail-source-string (format "webmail:%s:%s" subtype user))
	  (webmail-newmail-only dontexpunge)
	  (webmail-move-to-trash-can (not dontexpunge)))
      (when (eq authentication 'password)
	(setq password
	      (or password
1128
		  (cdr (assoc (format "webmail:%s:%s" subtype user)
Gerd Moellmann's avatar
Gerd Moellmann committed
1129
			      mail-source-password-cache))
1130
		  (read-passwd
Gerd Moellmann's avatar
Gerd Moellmann committed
1131 1132
		   (format "Password for %s at %s: " user subtype))))
	(when (and password
1133
		   (not (assoc (format "webmail:%s:%s" subtype user)
Gerd Moellmann's avatar
Gerd Moellmann committed
1134
			       mail-source-password-cache)))
1135
	  (push (cons (format "webmail:%s:%s" subtype user) password)
Gerd Moellmann's avatar
Gerd Moellmann committed
1136 1137
		mail-source-password-cache)))
      (webmail-fetch mail-source-crash-box subtype user password)
1138 1139
      (mail-source-callback callback (symbol-name subtype))
      (mail-source-delete-crash-box))))
Gerd Moellmann's avatar
Gerd Moellmann committed
1140 1141 1142

(provide 'mail-source)

1143
;; arch-tag: 72948025-1d17-4d6c-bb12-ef1aa2c490fd
Gerd Moellmann's avatar
Gerd Moellmann committed
1144
;;; mail-source.el ends here