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1 | <?php |
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2 | |
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3 | /** |
4 | * attachment_common.php |
5 | * |
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6 | * Copyright (c) 1999-2002 The SquirrelMail Project Team |
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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(); |
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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 => $v) { |
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35 | if ($val == 'image/gif') |
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36 | register_attachment_common('image/gif', 'link_image'); |
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37 | elseif (($val == 'image/jpeg' || $val == 'image/pjpeg') and |
38 | (!isset($jpeg_done))) { |
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39 | $jpeg_done = 1; |
40 | register_attachment_common('image/jpeg', 'link_image'); |
41 | register_attachment_common('image/pjpeg', 'link_image'); |
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42 | } |
43 | elseif ($val == 'image/png') |
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44 | register_attachment_common('image/png', 'link_image'); |
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45 | elseif ($val == 'image/x-xbitmap') |
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46 | register_attachment_common('image/x-xbitmap', 'link_image'); |
47 | } |
48 | unset($jpeg_done); |
49 | } |
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50 | |
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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'); |
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55 | |
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56 | /* Register HTML */ |
57 | register_attachment_common('text/html', 'link_html'); |
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58 | |
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59 | |
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60 | /* Register vcards */ |
61 | register_attachment_common('text/x-vcard', 'link_vcard'); |
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62 | |
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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'); |
67 | |
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68 | /* Register "unknown" attachments */ |
69 | register_attachment_common('application/octet-stream', 'octet_stream'); |
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70 | |
71 | |
72 | /* Function which optimizes readability of the above code */ |
73 | |
74 | function register_attachment_common($type, $func) { |
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75 | global $squirrelmail_plugin_hooks; |
76 | $squirrelmail_plugin_hooks['attachment ' . $type]['attachment_common'] = |
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77 | 'attachment_common_' . $func; |
78 | } |
79 | |
80 | |
81 | function attachment_common_link_text(&$Args) |
82 | { |
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83 | /* If there is a text attachment, we would like to create a 'view' button |
84 | that links to the text attachment viewer. |
85 | |
86 | $Args[1] = the array of actions |
87 | |
88 | Use our plugin name for adding an action |
89 | $Args[1]['attachment_common'] = array for href and text |
90 | |
91 | $Args[1]['attachment_common']['text'] = What is displayed |
92 | $Args[1]['attachment_common']['href'] = Where it links to |
93 | |
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=' . $Args[5] . '&override_type0=text&override_type1=plain'; |
98 | |
99 | /* If we got here from a search, we should preserve these variables */ |
100 | if ($Args[8] && $Args[9]) |
101 | $Args[1]['attachment_common']['href'] .= '&where=' . |
102 | urlencode($Args[8]) . '&what=' . urlencode($Args[9]); |
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103 | |
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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"); |
107 | |
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. |
112 | |
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] = $Args[1]['attachment_common']['href']; |
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117 | } |
118 | |
119 | |
120 | function attachment_common_link_html(&$Args) |
121 | { |
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122 | $Args[1]['attachment_common']['href'] = '../src/download.php?startMessage=' . |
123 | $Args[2] . '&passed_id=' . $Args[3] . '&mailbox=' . $Args[4] . |
124 | '&passed_ent_id=' . $Args[5] . '&override_type0=text&override_type1=html'; |
125 | |
126 | if ($Args[8] && $Args[9]) { |
127 | $Args[1]['attachment_common']['href'] .= '&where=' . |
128 | urlencode($Args[8]) . '&what=' . urlencode($Args[9]); |
129 | } |
130 | |
131 | $Args[1]['attachment_common']['text'] = _("view"); |
132 | |
133 | $Args[6] = $Args[1]['attachment_common']['href']; |
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134 | } |
135 | |
136 | |
137 | function attachment_common_link_image(&$Args) |
138 | { |
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139 | global $attachment_common_show_images, $attachment_common_show_images_list; |
140 | |
141 | $info['passed_id'] = $Args[3]; |
142 | $info['mailbox'] = $Args[4]; |
143 | $info['ent_id'] = $Args[5]; |
144 | |
145 | $attachment_common_show_images_list[] = $info; |
146 | |
147 | $Args[1]['attachment_common']['href'] = '../src/image.php?startMessage=' . |
148 | $Args[2] . '&passed_id=' . $Args[3] . '&mailbox=' . $Args[4] . |
149 | '&passed_ent_id=' . $Args[5]; |
150 | |
151 | if ($Args[8] && $Args[9]) { |
152 | $Args[1]['attachment_common']['href'] .= '&where=' . |
153 | urlencode($Args[8]) . '&what=' . urlencode($Args[9]); |
154 | } |
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155 | |
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156 | $Args[1]['attachment_common']['text'] = _("view"); |
157 | |
158 | $Args[6] = $Args[1]['attachment_common']['href']; |
159 | |
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160 | } |
161 | |
162 | |
163 | function attachment_common_link_vcard(&$Args) |
164 | { |
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165 | $Args[1]['attachment_common']['href'] = '../src/vcard.php?startMessage=' . |
166 | $Args[2] . '&passed_id=' . $Args[3] . '&mailbox=' . $Args[4] . |
167 | '&passed_ent_id=' . $Args[5]; |
168 | |
169 | if (isset($where) && isset($what)) |
170 | $Args[1]['attachment_common']['href'] .= '&where=' . |
171 | urlencode($Args[8]) . '&what=' . urlencode($Args[9]); |
172 | |
173 | $Args[1]['attachment_common']['text'] = _("Business Card"); |
174 | |
175 | $Args[6] = $Args[1]['attachment_common']['href']; |
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176 | } |
177 | |
178 | |
179 | function attachment_common_octet_stream(&$Args) |
180 | { |
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181 | global $FileExtensionToMimeType; |
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182 | |
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183 | do_hook('attachment_common-load_mime_types'); |
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184 | |
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185 | ereg('\\.([^\\.]+)$', $Args[7], $Regs); |
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186 | |
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187 | $Ext = strtolower($Regs[1]); |
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188 | |
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189 | if ($Ext == '' || ! isset($FileExtensionToMimeType[$Ext])) |
190 | return; |
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191 | |
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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], $Args[9]); |
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195 | |
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196 | foreach ($Ret as $a => $b) { |
197 | $Args[$a] = $b; |
198 | } |
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199 | } |
200 | |
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201 | ?> |