1;;; url-mail.el --- Mail Uniform Resource Locator retrieval code
2
3;; Copyright (C) 1996, 1997, 1998, 1999, 2004,
4;;   2005, 2006, 2007 Free Software Foundation, Inc.
5
6;; Keywords: comm, data, processes
7
8;; This file is part of GNU Emacs.
9;;
10;; GNU Emacs is free software; you can redistribute it and/or modify
11;; it under the terms of the GNU General Public License as published by
12;; the Free Software Foundation; either version 2, or (at your option)
13;; any later version.
14;;
15;; GNU Emacs is distributed in the hope that it will be useful,
16;; but WITHOUT ANY WARRANTY; without even the implied warranty of
17;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18;; GNU General Public License for more details.
19;;
20;; You should have received a copy of the GNU General Public License
21;; along with GNU Emacs; see the file COPYING.  If not, write to the
22;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
23;; Boston, MA 02110-1301, USA.
24
25;;; Commentary:
26
27;;; Code:
28
29(require 'url-vars)
30(require 'url-parse)
31(require 'url-util)
32
33;;;###autoload
34(defun url-mail (&rest args)
35  (interactive "P")
36  (if (fboundp 'message-mail)
37      (apply 'message-mail args)
38    (or (apply 'mail args)
39	(error "Mail aborted"))))
40
41(defun url-mail-goto-field (field)
42  (if (not field)
43      (goto-char (point-max))
44    (let ((dest nil)
45	  (lim nil)
46	  (case-fold-search t))
47      (save-excursion
48	(goto-char (point-min))
49	(if (re-search-forward (regexp-quote mail-header-separator) nil t)
50	    (setq lim (match-beginning 0)))
51	(goto-char (point-min))
52	(if (re-search-forward (concat "^" (regexp-quote field) ":") lim t)
53	    (setq dest (match-beginning 0))))
54      (if dest
55	  (progn
56	    (goto-char dest)
57	    (end-of-line))
58	(goto-char lim)
59	(insert (capitalize field) ": ")
60	(save-excursion
61	  (insert "\n"))))))
62
63;;;###autoload
64(defun url-mailto (url)
65  "Handle the mailto: URL syntax."
66  (if (url-user url)
67      ;; malformed mailto URL (mailto://wmperry@gnu.org) instead of
68      ;; mailto:wmperry@gnu.org
69      (url-set-filename url (concat (url-user url) "@" (url-filename url))))
70  (setq url (url-filename url))
71  (let (to args source-url subject func headers-start)
72    (if (string-match (regexp-quote "?") url)
73	(setq headers-start (match-end 0)
74	      to (url-unhex-string (substring url 0 (match-beginning 0)))
75	      args (url-parse-query-string
76		    (substring url headers-start nil) t t))
77      (setq to (url-unhex-string url)))
78    (setq source-url (url-view-url t))
79    (if (and url-request-data (not (assoc "subject" args)))
80	(setq args (cons (list "subject"
81			       (concat "Automatic submission from "
82				       url-package-name "/"
83				       url-package-version)) args)))
84    (if (and source-url (not (assoc "x-url-from" args)))
85	(setq args (cons (list "x-url-from" source-url) args)))
86
87    (let ((tolist (assoc "to" args)))
88      (if tolist
89	  (if (not (string= to ""))
90	      (setcdr tolist
91		      (list (concat to ", " (cadr tolist)))))
92	(setq args (cons (list "to" to) args))))
93
94    (setq subject (cdr-safe (assoc "subject" args)))
95    (if (eq url-mail-command 'compose-mail)
96	(compose-mail nil nil nil 'new)
97      (if (eq url-mail-command 'mail)
98	  (mail 'new)
99	(funcall url-mail-command)))
100    (while args
101      (if (string= (caar args) "body")
102	  (progn
103	    (goto-char (point-min))
104	    (or (search-forward (concat "\n" mail-header-separator "\n") nil t)
105	    	(goto-char (point-max)))
106	    (insert (mapconcat
107		     #'(lambda (string)
108			 (replace-regexp-in-string "\r\n" "\n" string))
109		     (cdar args) "\n")))
110	(url-mail-goto-field (caar args))
111	(setq func (intern-soft (concat "mail-" (caar args))))
112	(insert (mapconcat 'identity (cdar args) ", ")))
113      (setq args (cdr args)))
114    ;; (url-mail-goto-field "User-Agent")
115;;     (insert url-package-name "/" url-package-version " URL/" url-version)
116    (if (not url-request-data)
117	(progn
118	  (set-buffer-modified-p nil)
119	  (if subject
120	      (url-mail-goto-field nil)
121	    (url-mail-goto-field "subject")))
122      (if url-request-extra-headers
123	  (mapconcat
124	   (lambda (x)
125	     (url-mail-goto-field (car x))
126	     (insert (cdr x)))
127	   url-request-extra-headers ""))
128      (goto-char (point-max))
129      (insert url-request-data)
130      ;; It seems Microsoft-ish to send without warning.
131      ;; Fixme: presumably this should depend on a privacy setting.
132      (if (y-or-n-p "Send this auto-generated mail? ")
133	  (let ((buffer (current-buffer)))
134	    (cond ((eq url-mail-command 'compose-mail)
135		   (funcall (get mail-user-agent 'sendfunc) nil))
136		  ;; otherwise, we can't be sure
137		  ((fboundp 'message-send-and-exit)
138		   (message-send-and-exit))
139		  (t (mail-send-and-exit nil)))
140	    (kill-buffer buffer))))
141    nil))
142
143(provide 'url-mailto)
144
145;; arch-tag: 7b7ad52e-8760-497b-9444-75fae14e34c5
146;;; url-mailto.el ends here
147