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1 | <?php |
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2 | |
3 | /** |
4 | * attachment_common.php |
5 | * |
6 | * Copyright (c) 1999-2001 The Squirrelmail Development Team |
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 | */ |
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13 | |
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14 | global $attachment_common_show_images_list; |
15 | $attachment_common_show_images_list = array(); |
16 | |
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17 | global $FileExtensionToMimeType, $attachment_common_types; |
18 | $FileExtensionToMimeType = array('bmp' => 'image/x-bitmap', |
19 | 'gif' => 'image/gif', |
20 | 'htm' => 'text/html', |
21 | 'html' => 'text/html', |
22 | 'jpg' => 'image/jpeg', |
23 | 'jpeg' => 'image/jpeg', |
24 | 'php' => 'text/plain', |
25 | 'png' => 'image/png', |
26 | 'rtf' => 'text/richtext', |
27 | 'txt' => 'text/plain', |
28 | 'vcf' => 'text/x-vcard'); |
29 | |
30 | // Register browser-supported image types |
31 | if (isset($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))) { |
39 | $jpeg_done = 1; |
40 | register_attachment_common('image/jpeg', 'link_image'); |
41 | register_attachment_common('image/pjpeg', 'link_image'); |
42 | } |
43 | elseif ($val == 'image/png') |
44 | register_attachment_common('image/png', 'link_image'); |
45 | elseif ($val == 'image/x-xbitmap') |
46 | register_attachment_common('image/x-xbitmap', 'link_image'); |
47 | } |
48 | unset($jpeg_done); |
49 | } |
50 | |
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'); |
55 | |
56 | // Register HTML |
57 | register_attachment_common('text/html', 'link_html'); |
58 | |
59 | // Register vcards |
60 | register_attachment_common('text/x-vcard', 'link_vcard'); |
61 | |
62 | // Register "unknown" attachments |
63 | register_attachment_common('application/octet-stream', 'octet_stream'); |
64 | |
65 | |
66 | /* Function which optimizes readability of the above code */ |
67 | |
68 | function register_attachment_common($type, $func) { |
69 | global $squirrelmail_plugin_hooks; |
70 | $squirrelmail_plugin_hooks['attachment ' . $type]['attachment_common'] = |
71 | 'attachment_common_' . $func; |
72 | } |
73 | |
74 | |
75 | function attachment_common_link_text(&$Args) |
76 | { |
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]); |
97 | |
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] = $Args[1]['attachment_common']['href']; |
111 | } |
112 | |
113 | |
114 | function attachment_common_link_html(&$Args) |
115 | { |
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 | $Args[1]['attachment_common']['text'] = _("view"); |
125 | |
126 | $Args[6] = $Args[1]['attachment_common']['href']; |
127 | } |
128 | |
129 | |
130 | function attachment_common_link_image(&$Args) |
131 | { |
132 | global $attachment_common_show_images, $attachment_common_show_images_list; |
133 | |
134 | $info['passed_id'] = $Args[3]; |
135 | $info['mailbox'] = $Args[4]; |
136 | $info['ent_id'] = $Args[5]; |
137 | |
138 | $attachment_common_show_images_list[] = $info; |
139 | |
140 | $Args[1]['attachment_common']['href'] = '../src/image.php?startMessage=' . |
141 | $Args[2] . '&passed_id=' . $Args[3] . '&mailbox=' . $Args[4] . |
142 | '&passed_ent_id=' . $Args[5]; |
143 | |
144 | if ($Args[8] && $Args[9]) |
145 | $Args[1]['attachment_common']['href'] .= '&where=' . |
146 | urlencode($Args[8]) . '&what=' . urlencode($Args[9]); |
147 | |
148 | $Args[1]['attachment_common']['text'] = _("view"); |
149 | |
150 | $Args[6] = $Args[1]['attachment_common']['href']; |
151 | } |
152 | |
153 | |
154 | function attachment_common_link_vcard(&$Args) |
155 | { |
156 | $Args[1]['attachment_common']['href'] = '../src/vcard.php?startMessage=' . |
157 | $Args[2] . '&passed_id=' . $Args[3] . '&mailbox=' . $Args[4] . |
158 | '&passed_ent_id=' . $Args[5]; |
159 | |
160 | if (isset($where) && isset($what)) |
161 | $Args[1]['attachment_common']['href'] .= '&where=' . |
162 | urlencode($Args[8]) . '&what=' . urlencode($Args[9]); |
163 | |
164 | $Args[1]['attachment_common']['text'] = _("Business Card"); |
165 | |
166 | $Args[6] = $Args[1]['attachment_common']['href']; |
167 | } |
168 | |
169 | |
170 | function attachment_common_octet_stream(&$Args) |
171 | { |
172 | global $FileExtensionToMimeType; |
173 | |
174 | do_hook('attachment_common-load_mime_types'); |
175 | |
176 | ereg('\\.([^\\.]+)$', $Args[7], $Regs); |
177 | |
178 | $Ext = strtolower($Regs[1]); |
179 | |
180 | if ($Ext == '' || ! isset($FileExtensionToMimeType[$Ext])) |
181 | return; |
182 | |
183 | $Ret = do_hook('attachment ' . $FileExtensionToMimeType[$Ext], |
184 | $Args[1], $Args[2], $Args[3], $Args[4], $Args[5], $Args[6], |
185 | $Args[7], $Args[8], $Args[9]); |
186 | |
187 | foreach ($Ret as $a => $b) { |
188 | $Args[$a] = $b; |
189 | } |
190 | } |
191 | |
192 | ?> |