Replaced ereg_replace with str_replace on several occasions, should be faster.
[squirrelmail.git] / functions / attachment_common.php
CommitLineData
7baf86a9 1<?php
7350889b 2
35586184 3/**
4 * attachment_common.php
5 *
15e6162e 6 * Copyright (c) 1999-2002 The SquirrelMail Project Team
35586184 7 * Licensed under the GNU GPL. For full terms see the file COPYING.
8 *
9 * This file provides the handling of often-used attachment types.
10 *
11 * $Id$
12 */
7baf86a9 13
35586184 14global $attachment_common_show_images_list;
15$attachment_common_show_images_list = array();
bbdd6ddb 16
5bc6067b 17global $FileExtensionToMimeType, $attachment_common_types;
18$FileExtensionToMimeType = array('bmp' => 'image/x-bitmap',
19 'gif' => 'image/gif',
20 'htm' => 'text/html',
21 'html' => 'text/html',
22 'jpg' => 'image/jpeg',
23 'jpeg' => 'image/jpeg',
24 'php' => 'text/plain',
25 'png' => 'image/png',
26 'rtf' => 'text/richtext',
27 'txt' => 'text/plain',
28 'vcf' => 'text/x-vcard');
29
30/* Register browser-supported image types */
31if (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 => $v) {
7baf86a9 35 if ($val == 'image/gif')
5bc6067b 36 register_attachment_common('image/gif', 'link_image');
7baf86a9 37 elseif (($val == 'image/jpeg' || $val == 'image/pjpeg') and
38 (!isset($jpeg_done))) {
5bc6067b 39 $jpeg_done = 1;
40 register_attachment_common('image/jpeg', 'link_image');
41 register_attachment_common('image/pjpeg', 'link_image');
7baf86a9 42 }
43 elseif ($val == 'image/png')
5bc6067b 44 register_attachment_common('image/png', 'link_image');
7baf86a9 45 elseif ($val == 'image/x-xbitmap')
5bc6067b 46 register_attachment_common('image/x-xbitmap', 'link_image');
47 }
48 unset($jpeg_done);
49}
7baf86a9 50
5bc6067b 51/* Register text-type attachments */
52register_attachment_common('message/rfc822', 'link_text');
53register_attachment_common('text/plain', 'link_text');
54register_attachment_common('text/richtext', 'link_text');
7baf86a9 55
5bc6067b 56/* Register HTML */
57register_attachment_common('text/html', 'link_html');
7baf86a9 58
5bc6067b 59/* Register vcards */
60register_attachment_common('text/x-vcard', 'link_vcard');
7baf86a9 61
5bc6067b 62/* Register "unknown" attachments */
63register_attachment_common('application/octet-stream', 'octet_stream');
7baf86a9 64
65
66/* Function which optimizes readability of the above code */
67
68function register_attachment_common($type, $func) {
5bc6067b 69 global $squirrelmail_plugin_hooks;
70 $squirrelmail_plugin_hooks['attachment ' . $type]['attachment_common'] =
7baf86a9 71 'attachment_common_' . $func;
72}
73
74
75function attachment_common_link_text(&$Args)
76{
5bc6067b 77 /* If there is a text attachment, we would like to create a 'view' button
78 that links to the text attachment viewer.
79
80 $Args[1] = the array of actions
81
82 Use our plugin name for adding an action
83 $Args[1]['attachment_common'] = array for href and text
84
85 $Args[1]['attachment_common']['text'] = What is displayed
86 $Args[1]['attachment_common']['href'] = Where it links to
87
88 This sets the 'href' of this plugin for a new link. */
89 $Args[1]['attachment_common']['href'] = '../src/download.php?startMessage=' .
90 $Args[2] . '&passed_id=' . $Args[3] . '&mailbox=' . $Args[4] .
91 '&passed_ent_id=' . $Args[5] . '&override_type0=text&override_type1=plain';
92
93 /* If we got here from a search, we should preserve these variables */
94 if ($Args[8] && $Args[9])
95 $Args[1]['attachment_common']['href'] .= '&where=' .
96 urlencode($Args[8]) . '&what=' . urlencode($Args[9]);
7baf86a9 97
5bc6067b 98 /* The link that we created needs a name. "view" will be displayed for
99 all text attachments handled by this plugin. */
100 $Args[1]['attachment_common']['text'] = _("view");
101
102 /* Each attachment has a filename on the left, which is a link.
103 Where that link points to can be changed. Just in case the link above
104 for viewing text attachments is not the same as the default link for
105 this file, we'll change it.
106
107 This is a lot better in the image links, since the defaultLink will just
108 download the image, but the one that we set it to will format the page
109 to have an image tag in the center (looking a lot like this text viewer) */
110 $Args[6] = $Args[1]['attachment_common']['href'];
7baf86a9 111}
112
113
114function attachment_common_link_html(&$Args)
115{
5bc6067b 116 $Args[1]['attachment_common']['href'] = '../src/download.php?startMessage=' .
117 $Args[2] . '&passed_id=' . $Args[3] . '&mailbox=' . $Args[4] .
118 '&passed_ent_id=' . $Args[5] . '&override_type0=text&override_type1=html';
119
120 if ($Args[8] && $Args[9]) {
121 $Args[1]['attachment_common']['href'] .= '&where=' .
122 urlencode($Args[8]) . '&what=' . urlencode($Args[9]);
123 }
124
125 $Args[1]['attachment_common']['text'] = _("view");
126
127 $Args[6] = $Args[1]['attachment_common']['href'];
7baf86a9 128}
129
130
131function attachment_common_link_image(&$Args)
132{
5bc6067b 133 global $attachment_common_show_images, $attachment_common_show_images_list;
134
135 $info['passed_id'] = $Args[3];
136 $info['mailbox'] = $Args[4];
137 $info['ent_id'] = $Args[5];
138
139 $attachment_common_show_images_list[] = $info;
140
141 $Args[1]['attachment_common']['href'] = '../src/image.php?startMessage=' .
142 $Args[2] . '&passed_id=' . $Args[3] . '&mailbox=' . $Args[4] .
143 '&passed_ent_id=' . $Args[5];
144
145 if ($Args[8] && $Args[9]) {
146 $Args[1]['attachment_common']['href'] .= '&where=' .
147 urlencode($Args[8]) . '&what=' . urlencode($Args[9]);
148 }
cd7b8833 149
5bc6067b 150 $Args[1]['attachment_common']['text'] = _("view");
151
152 $Args[6] = $Args[1]['attachment_common']['href'];
153
7baf86a9 154}
155
156
157function attachment_common_link_vcard(&$Args)
158{
5bc6067b 159 $Args[1]['attachment_common']['href'] = '../src/vcard.php?startMessage=' .
160 $Args[2] . '&passed_id=' . $Args[3] . '&mailbox=' . $Args[4] .
161 '&passed_ent_id=' . $Args[5];
162
163 if (isset($where) && isset($what))
164 $Args[1]['attachment_common']['href'] .= '&where=' .
165 urlencode($Args[8]) . '&what=' . urlencode($Args[9]);
166
167 $Args[1]['attachment_common']['text'] = _("Business Card");
168
169 $Args[6] = $Args[1]['attachment_common']['href'];
7baf86a9 170}
171
172
173function attachment_common_octet_stream(&$Args)
174{
5bc6067b 175 global $FileExtensionToMimeType;
7baf86a9 176
5bc6067b 177 do_hook('attachment_common-load_mime_types');
7baf86a9 178
5bc6067b 179 ereg('\\.([^\\.]+)$', $Args[7], $Regs);
7baf86a9 180
5bc6067b 181 $Ext = strtolower($Regs[1]);
7baf86a9 182
5bc6067b 183 if ($Ext == '' || ! isset($FileExtensionToMimeType[$Ext]))
184 return;
7baf86a9 185
5bc6067b 186 $Ret = do_hook('attachment ' . $FileExtensionToMimeType[$Ext],
187 $Args[1], $Args[2], $Args[3], $Args[4], $Args[5], $Args[6],
188 $Args[7], $Args[8], $Args[9]);
7baf86a9 189
5bc6067b 190 foreach ($Ret as $a => $b) {
191 $Args[$a] = $b;
192 }
7baf86a9 193}
194
5bc6067b 195?>