4 * attachment_common.php
6 * Copyright (c) 1999-2002 The SquirrelMail Project Team
7 * Licensed under the GNU GPL. For full terms see the file COPYING.
9 * This file provides the handling of often-used attachment types.
14 global $attachment_common_show_images_list;
15 $attachment_common_show_images_list = array();
17 global $FileExtensionToMimeType, $attachment_common_types;
18 $FileExtensionToMimeType = array('bmp' => 'image/x-bitmap',
21 'html' => 'text/html',
22 'jpg' => 'image/jpeg',
23 'jpeg' => 'image/jpeg',
24 'php' => 'text/plain',
26 'rtf' => 'text/richtext',
27 'txt' => 'text/plain',
28 'vcf' => 'text/x-vcard');
30 /* Register browser-supported image types */
31 if (isset($attachment_common_types)) {
32 /* Don't run this before being logged in. That may happen
33 when plugins include mime.php */
34 foreach ($attachment_common_types as $val => $v) {
35 if ($val == 'image/gif')
36 register_attachment_common('image/gif', 'link_image');
37 elseif (($val == 'image/jpeg' ||
$val == 'image/pjpeg') and
38 (!isset($jpeg_done))) {
40 register_attachment_common('image/jpeg', 'link_image');
41 register_attachment_common('image/pjpeg', 'link_image');
43 elseif ($val == 'image/png')
44 register_attachment_common('image/png', 'link_image');
45 elseif ($val == 'image/x-xbitmap')
46 register_attachment_common('image/x-xbitmap', 'link_image');
51 /* Register text-type attachments */
52 register_attachment_common('message/rfc822', 'link_text');
53 register_attachment_common('text/plain', 'link_text');
54 register_attachment_common('text/richtext', 'link_text');
57 register_attachment_common('text/html', 'link_html');
61 register_attachment_common('text/x-vcard', 'link_vcard');
63 /* Register rules for general types.
64 * These will be used if there isn't a more specific rule available. */
65 register_attachment_common('text/*', 'link_text');
66 register_attachment_common('message/*', 'link_text');
68 /* Register "unknown" attachments */
69 register_attachment_common('application/octet-stream', 'octet_stream');
72 /* Function which optimizes readability of the above code */
74 function register_attachment_common($type, $func) {
75 global $squirrelmail_plugin_hooks;
76 $squirrelmail_plugin_hooks['attachment ' . $type]['attachment_common'] =
77 'attachment_common_' . $func;
81 function attachment_common_link_text(&$Args)
83 /* If there is a text attachment, we would like to create a 'view' button
84 that links to the text attachment viewer.
86 $Args[1] = the array of actions
88 Use our plugin name for adding an action
89 $Args[1]['attachment_common'] = array for href and text
91 $Args[1]['attachment_common']['text'] = What is displayed
92 $Args[1]['attachment_common']['href'] = Where it links to
94 This sets the 'href' of this plugin for a new link. */
95 $Args[1]['attachment_common']['href'] = '../src/download.php?startMessage=' .
96 $Args[2] . '&passed_id=' . $Args[3] . '&mailbox=' . $Args[4] .
97 '&passed_ent_id=' . $Args[5] . '&override_type0=text&override_type1=plain';
99 /* If we got here from a search, we should preserve these variables */
100 if ($Args[8] && $Args[9])
101 $Args[1]['attachment_common']['href'] .= '&where=' .
102 urlencode($Args[8]) . '&what=' . urlencode($Args[9]);
104 /* The link that we created needs a name. "view" will be displayed for
105 all text attachments handled by this plugin. */
106 $Args[1]['attachment_common']['text'] = _("view");
108 /* Each attachment has a filename on the left, which is a link.
109 Where that link points to can be changed. Just in case the link above
110 for viewing text attachments is not the same as the default link for
111 this file, we'll change it.
113 This is a lot better in the image links, since the defaultLink will just
114 download the image, but the one that we set it to will format the page
115 to have an image tag in the center (looking a lot like this text viewer) */
116 $Args[6] = $Args[1]['attachment_common']['href'];
120 function attachment_common_link_html(&$Args)
122 $Args[1]['attachment_common']['href'] = '../src/download.php?startMessage=' .
123 $Args[2] . '&passed_id=' . $Args[3] . '&mailbox=' . $Args[4] .
124 '&passed_ent_id=' . $Args[5] . '&override_type0=text&override_type1=html';
126 if ($Args[8] && $Args[9]) {
127 $Args[1]['attachment_common']['href'] .= '&where=' .
128 urlencode($Args[8]) . '&what=' . urlencode($Args[9]);
131 $Args[1]['attachment_common']['text'] = _("view");
133 $Args[6] = $Args[1]['attachment_common']['href'];
137 function attachment_common_link_image(&$Args)
139 global $attachment_common_show_images, $attachment_common_show_images_list;
141 $info['passed_id'] = $Args[3];
142 $info['mailbox'] = $Args[4];
143 $info['ent_id'] = $Args[5];
145 $attachment_common_show_images_list[] = $info;
147 $Args[1]['attachment_common']['href'] = '../src/image.php?startMessage=' .
148 $Args[2] . '&passed_id=' . $Args[3] . '&mailbox=' . $Args[4] .
149 '&passed_ent_id=' . $Args[5];
151 if ($Args[8] && $Args[9]) {
152 $Args[1]['attachment_common']['href'] .= '&where=' .
153 urlencode($Args[8]) . '&what=' . urlencode($Args[9]);
156 $Args[1]['attachment_common']['text'] = _("view");
158 $Args[6] = $Args[1]['attachment_common']['href'];
163 function attachment_common_link_vcard(&$Args)
165 $Args[1]['attachment_common']['href'] = '../src/vcard.php?startMessage=' .
166 $Args[2] . '&passed_id=' . $Args[3] . '&mailbox=' . $Args[4] .
167 '&passed_ent_id=' . $Args[5];
169 if (isset($where) && isset($what))
170 $Args[1]['attachment_common']['href'] .= '&where=' .
171 urlencode($Args[8]) . '&what=' . urlencode($Args[9]);
173 $Args[1]['attachment_common']['text'] = _("Business Card");
175 $Args[6] = $Args[1]['attachment_common']['href'];
179 function attachment_common_octet_stream(&$Args)
181 global $FileExtensionToMimeType;
183 do_hook('attachment_common-load_mime_types');
185 ereg('\\.([^\\.]+)$', $Args[7], $Regs);
187 $Ext = strtolower($Regs[1]);
189 if ($Ext == '' ||
! isset($FileExtensionToMimeType[$Ext]))
192 $Ret = do_hook('attachment ' . $FileExtensionToMimeType[$Ext],
193 $Args[1], $Args[2], $Args[3], $Args[4], $Args[5], $Args[6],
194 $Args[7], $Args[8], $Args[9]);
196 foreach ($Ret as $a => $b) {