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1 | <?php |
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2 | |
35586184 |
3 | /** |
4 | * download.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 | * Handles attachment downloads to the users computer. |
10 | * Also allows displaying of attachments when possible. |
11 | * |
12 | * $Id$ |
13 | */ |
14 | |
35586184 |
15 | require_once('../src/validate.php'); |
16 | require_once('../functions/imap.php'); |
17 | require_once('../functions/mime.php'); |
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18 | |
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19 | header('Pragma: '); |
20 | header('Cache-Control: cache'); |
21 | |
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22 | function get_extract_to_target_list($imapConnection) { |
13b13ded |
23 | $boxes = sqimap_mailbox_list($imapConnection); |
24 | for ($i = 0; $i < count($boxes); $i++) { |
25 | if (!in_array('noselect', $boxes[$i]['flags'])) { |
26 | $box = $boxes[$i]['unformatted']; |
27 | $box2 = str_replace(' ', ' ', $boxes[$i]['unformatted-disp']); |
28 | if ( $box2 == 'INBOX' ) { |
29 | $box2 = _("INBOX"); |
30 | } |
31 | echo "<option value=\"$box\">$box2</option>\n"; |
32 | } |
33 | } |
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34 | } |
1e606225 |
35 | $mailbox = decodeHeader($mailbox); |
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36 | |
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37 | global $messages, $uid_support; |
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38 | |
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39 | $imapConnection = sqimap_login($username, $key, $imapServerAddress, $imapPort, 0); |
40 | $mbx_response = sqimap_mailbox_select($imapConnection, $mailbox); |
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41 | if (!isset($passed_ent_id)) { |
42 | $passed_ent_id = ''; |
43 | } |
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44 | |
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45 | $message = &$messages[$mbx_response['UIDVALIDITY']]["$passed_id"]; |
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46 | $subject = $message->rfc822_header->subject; |
47 | $message = &$message->getEntity($ent_id); |
1e606225 |
48 | $header = $message->header; |
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49 | if ($message->rfc822_header) { |
50 | $subject = $message->rfc822_header->subject; |
51 | $charset = $header->content_type->properties['charset']; |
52 | } else { |
53 | $header = $message->header; |
54 | $charset = $header->getParameter('charset'); |
55 | } |
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56 | $type0 = $header->type0; |
57 | $type1 = $header->type1; |
58 | $encoding = strtolower($header->encoding); |
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59 | |
1e606225 |
60 | /* |
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61 | $extracted = false; |
62 | if (isset($extract_message) && $extract_message) { |
63 | $cmd = "FETCH $passed_id BODY[$passed_ent_id]"; |
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64 | $read = sqimap_run_command ($imapConnection, $cmd, true, $response, $message, $uid_support); |
13b13ded |
65 | $cnt = count($read); |
66 | $body = ''; |
67 | $length = 0; |
68 | for ($i=1;$i<$cnt;$i++) { |
69 | $length = $length + strlen($read[$i]); |
70 | $body .= $read[$i]; |
71 | } |
72 | if (isset($targetMailbox) && $length>0) { |
73 | sqimap_append ($imapConnection, $targetMailbox, $length); |
74 | fputs($imapConnection,$body); |
75 | sqimap_append_done ($imapConnection); |
76 | $extracted = true; |
77 | } |
78 | } |
79 | |
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80 | |
81 | */ |
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82 | /* |
83 | * lets redefine message as this particular entity that we wish to display. |
84 | * it should hold only the header for this entity. We need to fetch the body |
85 | * yet before we can display anything. |
86 | */ |
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87 | |
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88 | if (isset($override_type0)) { |
89 | $type0 = $override_type0; |
90 | } |
91 | if (isset($override_type1)) { |
92 | $type1 = $override_type1; |
93 | } |
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94 | $filename = ''; |
95 | if (is_object($message->header->disposition)) { |
96 | $filename = decodeHeader($header->disposition->getProperty('filename')); |
97 | if (!$filename) { |
98 | $filename = decodeHeader($header->disposition->getProperty('name')); |
99 | } |
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100 | } |
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101 | if (strlen($filename) < 1) { |
102 | if ($type1 == 'plain' && $type0 == 'text') { |
103 | $suffix = 'txt'; |
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104 | $filename = $subject . '.txt'; |
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105 | } else if ($type1 == 'richtext' && $type0 == 'text') { |
106 | $suffix = 'rtf'; |
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107 | $filename = $subject . '.rtf'; |
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108 | } else if ($type1 == 'postscript' && $type0 == 'application') { |
109 | $suffix = 'ps'; |
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110 | $filename = $subject . '.ps'; |
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111 | } else if ($type1 == 'rfc822' && $type0 == 'message') { |
112 | $suffix = 'eml'; |
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113 | $filename = $subject . '.msg'; |
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114 | } else { |
115 | $suffix = $type1; |
116 | } |
117 | |
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118 | if (strlen($filename) < 1) { |
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119 | $filename = "untitled$ent_id.$suffix"; |
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120 | } else { |
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121 | $filename = "$filename.$suffix"; |
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122 | } |
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123 | } |
124 | |
125 | /* |
126 | * Note: |
127 | * The following sections display the attachment in different |
128 | * ways depending on how they choose. The first way will download |
129 | * under any circumstance. This sets the Content-type to be |
130 | * applicatin/octet-stream, which should be interpreted by the |
131 | * browser as "download me". |
132 | * The second method (view) is used for images or other formats |
133 | * that should be able to be handled by the browser. It will |
134 | * most likely display the attachment inline inside the browser. |
135 | * And finally, the third one will be used by default. If it |
136 | * is displayable (text or html), it will load them up in a text |
137 | * viewer (built in to squirrelmail). Otherwise, it sets the |
138 | * content-type as application/octet-stream |
139 | */ |
140 | if (isset($absolute_dl) && $absolute_dl == 'true') { |
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141 | DumpHeaders($type0, $type1, $filename, 1); |
65c3ec94 |
142 | } else { |
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143 | DumpHeaders($type0, $type1, $filename, 0); |
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144 | } |
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145 | /* be aware that any warning caused by download.php will corrupt the |
146 | * attachment in case of ERROR reporting = E_ALL and the output is the screen */ |
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147 | mime_print_body_lines ($imapConnection, $passed_id, $ent_id, $encoding); |
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148 | |
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149 | /* |
150 | * This function is verified to work with Netscape and the *very latest* |
151 | * version of IE. I don't know if it works with Opera, but it should now. |
152 | */ |
153 | function DumpHeaders($type0, $type1, $filename, $force) { |
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154 | global $HTTP_USER_AGENT, $languages, $squirrelmail_language; |
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155 | $isIE = 0; |
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156 | |
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157 | if (strstr($HTTP_USER_AGENT, 'compatible; MSIE ') !== false && |
158 | strstr($HTTP_USER_AGENT, 'Opera') === false) { |
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159 | $isIE = 1; |
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160 | } |
161 | |
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162 | if (strstr($HTTP_USER_AGENT, 'compatible; MSIE 6') !== false && |
163 | strstr($HTTP_USER_AGENT, 'Opera') === false) { |
164 | $isIE6 = 1; |
165 | } |
166 | |
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167 | if (isset($languages[$squirrelmail_language]['XTRA_CODE']) && |
168 | function_exists($languages[$squirrelmail_language]['XTRA_CODE'])) { |
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169 | $filename = |
170 | $languages[$squirrelmail_language]['XTRA_CODE']('downloadfilename', $filename, $HTTP_USER_AGENT); |
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171 | } else { |
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172 | $filename = ereg_replace('[^-a-zA-Z0-9\.]', '_', $filename); |
83be314a |
173 | } |
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174 | |
175 | // A Pox on Microsoft and it's Office! |
176 | if (! $force) { |
177 | // Try to show in browser window |
178 | header("Content-Disposition: inline; filename=\"$filename\""); |
179 | header("Content-Type: $type0/$type1; name=\"$filename\""); |
180 | } else { |
181 | // Try to pop up the "save as" box |
182 | // IE makes this hard. It pops up 2 save boxes, or none. |
183 | // http://support.microsoft.com/support/kb/articles/Q238/5/88.ASP |
184 | // But, accordint to Microsoft, it is "RFC compliant but doesn't |
185 | // take into account some deviations that allowed within the |
186 | // specification." Doesn't that mean RFC non-compliant? |
187 | // http://support.microsoft.com/support/kb/articles/Q258/4/52.ASP |
188 | // |
189 | // The best thing you can do for IE is to upgrade to the latest |
190 | // version |
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191 | if ($isIE && !isset($isIE6)) { |
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192 | // http://support.microsoft.com/support/kb/articles/Q182/3/15.asp |
193 | // Do not have quotes around filename, but that applied to |
194 | // "attachment"... does it apply to inline too? |
195 | // |
196 | // This combination seems to work mostly. IE 5.5 SP 1 has |
197 | // known issues (see the Microsoft Knowledge Base) |
198 | header("Content-Disposition: inline; filename=$filename"); |
199 | |
200 | // This works for most types, but doesn't work with Word files |
201 | header("Content-Type: application/download; name=\"$filename\""); |
202 | |
203 | // These are spares, just in case. :-) |
204 | //header("Content-Type: $type0/$type1; name=\"$filename\""); |
205 | //header("Content-Type: application/x-msdownload; name=\"$filename\""); |
206 | //header("Content-Type: application/octet-stream; name=\"$filename\""); |
207 | } else { |
208 | header("Content-Disposition: attachment; filename=\"$filename\""); |
209 | // application/octet-stream forces download for Netscape |
210 | header("Content-Type: application/octet-stream; name=\"$filename\""); |
211 | } |
212 | } |
213 | } |
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214 | ?> |