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