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comparison lisp/url/url-mail.el @ 0:376386a54a3c r19-14

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date Mon, 13 Aug 2007 08:45:50 +0200
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1 ;;; url-mail.el,v --- Mail Uniform Resource Locator retrieval code
2 ;; Author: wmperry
3 ;; Created: 1996/06/03 15:04:49
4 ;; Version: 1.5
5 ;; Keywords: comm, data, processes
6
7 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
8 ;;; Copyright (c) 1993, 1994, 1995 by William M. Perry (wmperry@spry.com)
9 ;;;
10 ;;; This file is not part of GNU Emacs, but the same permissions apply.
11 ;;;
12 ;;; GNU Emacs is free software; you can redistribute it and/or modify
13 ;;; it under the terms of the GNU General Public License as published by
14 ;;; the Free Software Foundation; either version 2, or (at your option)
15 ;;; any later version.
16 ;;;
17 ;;; GNU Emacs is distributed in the hope that it will be useful,
18 ;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
19 ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 ;;; GNU General Public License for more details.
21 ;;;
22 ;;; You should have received a copy of the GNU General Public License
23 ;;; along with GNU Emacs; see the file COPYING. If not, write to
24 ;;; the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
25 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
26
27 (require 'url-vars)
28 (require 'url-parse)
29
30 (defmacro url-mailserver-skip-chunk ()
31 (` (while (and (not (looking-at "/"))
32 (not (eobp)))
33 (forward-sexp 1))))
34
35 (defun url-mail (&rest args)
36 (interactive "P")
37 (or (apply 'mail args)
38 (error "Mail aborted")))
39
40 (defun url-mailto (url)
41 ;; Send mail to someone
42 (if (not (string-match "mailto:/*\\(.*\\)" url))
43 (error "Malformed mailto link: %s" url))
44 (if (get-buffer url-working-buffer)
45 (kill-buffer url-working-buffer))
46 (let ((to (url-unhex-string
47 (substring url (match-beginning 1) (match-end 1))))
48 (url (url-view-url t)))
49 (if (fboundp url-mail-command) (funcall url-mail-command) (mail))
50 (mail-to)
51 (insert (concat to "\nX-URL-From: " url))
52 (mail-subject)
53 (if (not url-request-data)
54 nil ; Not automatic posting
55 (insert "Automatic submission from "
56 url-package-name "/" url-package-version)
57 (if url-request-extra-headers
58 (progn
59 (goto-char (point-min))
60 (insert
61 (mapconcat
62 (function
63 (lambda (x)
64 (concat (capitalize (car x)) ": " (cdr x) "\n")))
65 url-request-extra-headers ""))))
66 (goto-char (point-max))
67 (insert url-request-data)
68 (mail-send-and-exit nil))))
69
70 (defun url-mailserver (url)
71 ;; Send mail to someone, much cooler/functional than mailto
72 (if (get-buffer url-working-buffer)
73 (kill-buffer url-working-buffer))
74 (set-buffer (get-buffer-create " *mailserver*"))
75 (erase-buffer)
76 (insert url)
77 (goto-char (point-min))
78 (set-syntax-table url-mailserver-syntax-table)
79 (skip-chars-forward "^:") ; Get past mailserver
80 (skip-chars-forward ":") ; Get past :
81 ;; Handle some ugly malformed URLs, but bitch about it.
82 (if (looking-at "/")
83 (progn
84 (url-warn 'url "Invalid mailserver URL... attempting to cope.")
85 (skip-chars-forward "/")))
86
87 (let ((save-pos (point))
88 (url (url-view-url t))
89 (rfc822-addr nil)
90 (subject nil)
91 (body nil))
92 (url-mailserver-skip-chunk)
93 (setq rfc822-addr (buffer-substring save-pos (point)))
94 (forward-char 1)
95 (setq save-pos (point))
96 (url-mailserver-skip-chunk)
97 (setq subject (buffer-substring save-pos (point)))
98 (if (not (eobp))
99 (progn ; There is some text to use
100 (forward-char 1) ; as the body of the message
101 (setq body (buffer-substring (point) (point-max)))))
102 (if (fboundp url-mail-command) (funcall url-mail-command) (mail))
103 (mail-to)
104 (insert (concat rfc822-addr
105 (if (and url (not (string= url "")))
106 (concat "\nX-URL-From: " url) "")
107 "\nX-User-Agent: " url-package-name "/"
108 url-package-version))
109 (mail-subject)
110 ;; Massage the subject from URLEncoded garbage
111 ;; Note that we do not allow any newlines in the subject,
112 ;; as recommended by the Internet Draft on the mailserver
113 ;; URL - this means the document author cannot spoof additional
114 ;; header lines, which is a 'Good Thing'
115 (if subject
116 (progn
117 (setq subject (url-unhex-string subject))
118 (let ((x (1- (length subject)))
119 (y 0))
120 (while (<= y x)
121 (if (memq (aref subject y) '(?\r ?\n))
122 (aset subject y ? ))
123 (setq y (1+ y))))))
124 (insert subject)
125 (if url-request-extra-headers
126 (progn
127 (goto-char (point-min))
128 (insert
129 (mapconcat
130 (function
131 (lambda (x)
132 (concat (capitalize (car x)) ": " (cdr x) "\n")))
133 url-request-extra-headers ""))))
134 (goto-char (point-max))
135 ;; Massage the body from URLEncoded garbage
136 (if body
137 (let ((x (1- (length body)))
138 (y 0))
139 (while (<= y x)
140 (if (= (aref body y) ?/)
141 (aset body y ?\n))
142 (setq y (1+ y)))
143 (setq body (url-unhex-string body))))
144 (and body (insert body))
145 (and url-request-data (insert url-request-data))
146 (if (and (or body url-request-data)
147 (funcall url-confirmation-func
148 (concat "Send message to " rfc822-addr "? ")))
149 (mail-send-and-exit nil))))
150
151 (provide 'url-mail)