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1 | <?php |
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2 | |
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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 | |
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15 | require_once('../src/validate.php'); |
16 | require_once('../functions/imap.php'); |
17 | require_once('../functions/mime.php'); |
18 | require_once('../functions/date.php'); |
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19 | |
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20 | header('Pragma: '); |
21 | header('Cache-Control: cache'); |
22 | |
23 | function viewText($color, $body, $id, $entid, $mailbox, $type1, $wrap_at) { |
24 | global $where, $what, $charset; |
25 | global $startMessage; |
26 | |
27 | displayPageHeader($color, 'None'); |
28 | |
29 | echo "<BR><TABLE WIDTH=\"100%\" BORDER=0 CELLSPACING=0 CELLPADDING=2 ALIGN=CENTER><TR><TD BGCOLOR=\"$color[0]\">". |
30 | "<B><CENTER>". |
31 | _("Viewing a text attachment") . " - "; |
32 | if ($where && $what) { |
33 | // from a search |
34 | echo "<a href=\"read_body.php?mailbox=".urlencode($mailbox)."&passed_id=$id&where=".urlencode($where)."&what=".urlencode($what)."\">". _("View message") . "</a>"; |
35 | } else { |
36 | echo "<a href=\"read_body.php?mailbox=".urlencode($mailbox)."&passed_id=$id&startMessage=$startMessage&show_more=0\">". _("View message") . "</a>"; |
37 | } |
38 | |
39 | $urlmailbox = urlencode($mailbox); |
40 | echo "</b></td><tr><tr><td><CENTER><A HREF=\"../src/download.php?absolute_dl=true&passed_id=$id&passed_ent_id=$entid&mailbox=$urlmailbox\">". |
41 | _("Download this as a file"). |
42 | "</A></CENTER><BR>". |
43 | "</CENTER></B>". |
44 | "</TD></TR></TABLE>". |
45 | "<TABLE WIDTH=\"98%\" BORDER=0 CELLSPACING=0 CELLPADDING=2 ALIGN=CENTER><TR><TD BGCOLOR=\"$color[0]\">". |
46 | "<TR><TD BGCOLOR=\"$color[4]\"><TT>"; |
47 | |
48 | if ($type1 == 'html') { |
49 | $body = MagicHTML( $body, $id ); |
50 | } else { |
51 | translateText($body, $wrap_at, $charset); |
52 | } |
53 | |
54 | flush(); |
55 | echo $body . |
56 | "</TT></TD></TR></TABLE>"; |
57 | } |
58 | |
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59 | function viewMessage($imapConnection, $id, $mailbox, $ent_id, $msg, $color, $wrap_at) { |
60 | global $startMessage; |
61 | $header = sqimap_get_ent_header($imapConnection,$id,$mailbox,$ent_id); |
62 | $msg->header = $header; |
63 | $msg->header->id = $id; |
64 | $body = formatBody($imapConnection, $msg, $color, $wrap_at); |
65 | $bodyheader = viewHeader($header, $color); |
66 | |
67 | displayPageHeader($color, 'None'); |
68 | |
69 | echo "<BR><TABLE WIDTH=\"100%\" BORDER=0 CELLSPACING=0 CELLPADDING=2 ALIGN=CENTER><TR><TD BGCOLOR=\"$color[0]\">". |
70 | "<B><CENTER>". _("Viewing a message attachment") . " - "; |
71 | |
72 | echo "<a href=\"read_body.php?mailbox=".urlencode($mailbox)."&passed_id=$id&startMessage=$startMessage&show_more=0\">". _("View message") . "</a>"; |
73 | |
74 | $urlmailbox = urlencode($mailbox); |
75 | |
76 | echo "</b></td><tr><tr><td><CENTER><A HREF=\"../src/download.php?absolute_dl=true&passed_id=$id&passed_ent_id=$ent_id&mailbox=$urlmailbox\">". |
77 | _("Download this as a file"). |
78 | "</A></CENTER><BR>". |
79 | "</CENTER></B>". |
80 | "</TD></TR></TABLE>"; |
81 | echo "<TABLE WIDTH=\"100%\" BORDER=0 CELLSPACING=0 CELLPADDING=2 ALIGN=CENTER><TR><TD BGCOLOR=\"$color[0]\">". |
82 | "<TR><TD BGCOLOR=\"$color[4]\">"; |
83 | echo "$bodyheader </TD></TR></TABLE>"; |
84 | |
85 | echo "<TABLE WIDTH=\"98%\" BORDER=0 CELLSPACING=0 CELLPADDING=2 ALIGN=CENTER><TR><TD BGCOLOR=\"$color[0]\">". |
86 | "<TR><TD BGCOLOR=\"$color[4]\"><TT>"; |
87 | echo "$body </TT></TD></TR></TABLE>"; |
88 | } |
89 | |
90 | |
91 | function viewHeader($header,$color) { |
92 | |
93 | $bodyheader = ''; |
94 | |
95 | /** FORMAT THE FROM STRING **/ |
96 | $from_name = decodeHeader(htmlspecialchars($header->from)); |
97 | if(isset($from_name) && $from_name !='') { |
98 | $bodyheader .= makeTableEntry($from_name,_("From"), $color); |
99 | } |
100 | |
101 | $subject_string = decodeHeader(htmlspecialchars($header->subject)); |
102 | if(isset($subject_string) && $subject_string !='') { |
103 | $bodyheader .= makeTableEntry($subject_string,_("Subject:"), $color); |
104 | } |
105 | /** FORMAT THE TO STRING **/ |
106 | $to = formatRecipientString($header->to, "to"); |
107 | $to_string = $to['str']; |
108 | $url_to_string = $to['url_str']; |
109 | if(isset($to_string) && $to_string !='') { |
110 | $bodyheader .= makeTableEntry($to_string,_("To:"), $color); |
111 | } |
112 | |
113 | /** FORMAT THE DATE STRING **/ |
114 | $dateString = getLongDateString($header->date); |
115 | if(isset($dateString) && $dateString !='') { |
116 | $bodyheader .= makeTableEntry($dateString,_("Date:"), $color); |
117 | } |
118 | |
119 | /** FORMAT THE CC STRING **/ |
120 | $cc = formatRecipientString($header->cc, "cc"); |
121 | $cc_string = $cc['str']; |
122 | $url_cc_string = $cc['url_str']; |
123 | if(isset($cc_string) && $cc_string !='') { |
124 | $bodyheader .= makeTableEntry($cc_string,_("Cc:"), $color); |
125 | } |
126 | |
127 | /** FORMAT THE BCC STRING **/ |
128 | $bcc = formatRecipientString($header->bcc, "bcc"); |
129 | $bcc_string = $bcc['str']; |
130 | $url_bcc_string = $bcc['url_str']; |
131 | if(isset($bcc_string) && $bcc_string !='') { |
132 | $bodyheader .= makeTableEntry($bcc_string,_("Bcc:"), $color); |
133 | } |
134 | |
135 | return $bodyheader; |
136 | } |
137 | |
138 | function makeTableEntry($str, $str_name, $color) { |
139 | $entry = '<tr><td bgcolor="'."$color[0]".'" align right valign top>'."$str_name".'</td><td bgcolor="'."$color[0]". |
140 | '" valign top colspan=2><b>'."$str".'</b> </td></tr>'."\n"; |
141 | return $entry; |
142 | } |
143 | |
144 | function formatRecipientString($recipients, $item ) { |
145 | global $base_uri, $passed_id, $startMessage, $show_more_cc, $show_more, $show_more_bcc, $passed_ent_id; |
146 | global $where, $what, $mailbox, $sort; |
147 | |
148 | /** TEXT STRINGS DEFINITIONS **/ |
149 | $echo_more = _("more"); |
150 | $echo_less = _("less"); |
151 | |
152 | if (!isset($show_more_cc)) { |
153 | $show_more_cc = FALSE; |
154 | } |
155 | if (!isset($show_more_bcc)) { |
156 | $show_more_bcc = FALSE; |
157 | } |
158 | |
159 | |
160 | $urlMailbox = urlencode($mailbox); |
161 | $i = 0; |
162 | $url_string = ''; |
163 | |
164 | if (isset ($recipients[0]) && trim($recipients[0])) { |
165 | $string = ''; |
166 | $ary = explode(",",$recipients[0]); |
167 | |
168 | switch ($item) { |
169 | case 'to': |
170 | $show = "&show_more=1&show_more_cc=$show_more_cc&show_more_bcc=$show_more_bcc"; |
171 | $show_n = "&show_more=0&show_more_cc=$show_more_cc&show_more_bcc=$show_more_bcc"; |
172 | break; |
173 | case 'cc': |
174 | $show = "&show_more=$show_more&show_more_cc=1&show_more_bcc=$show_more_bcc"; |
175 | $show_n = "&show_more=$show_more&show_more_cc=0&show_more_bcc=$show_more_bcc"; |
176 | $show_more = $show_more_cc; |
177 | break; |
178 | case 'bcc': |
179 | $show = "&show_more=$show_more&show_more_cc=$show_more_cc&show_more_bcc=1"; |
180 | $show_n = "&show_more=$show_more&show_more_cc=$show_more_cc&show_more_bcc=0"; |
181 | $show_more = $show_more_bcc; |
182 | break; |
183 | default: |
184 | $break; |
185 | } |
186 | |
187 | while ($i < count($ary)) { |
188 | $ary[$i] = htmlspecialchars(decodeHeader($ary[$i])); |
189 | $url_string .= $ary[$i]; |
190 | if ($string) { |
191 | $string = "$string<BR>$ary[$i]"; |
192 | } else { |
193 | $string = "$ary[$i]"; |
194 | } |
195 | |
196 | $i++; |
197 | if (count($ary) > 1) { |
198 | if ($show_more == false) { |
199 | if ($i == 1) { |
200 | |
201 | $string .= ' (<A HREF="' . $base_uri . |
202 | "src/download.php?mailbox=$urlMailbox&passed_id=$passed_id&"; |
203 | if (isset($where) && isset($what)) { |
204 | $string .= 'what=' . urlencode($what)."&where=".urlencode($where)."&passed_ent_id=$passed_ent_id$show\">$echo_more</A>)"; |
205 | } else { |
206 | $string .= "sort=$sort&startMessage=$startMessage"."&passed_ent_id=$passed_ent_id$show\">$echo_more</A>)"; |
207 | } |
208 | $i = count($ary); |
209 | } |
210 | } else if ($i == 1) { |
211 | |
212 | $string .= ' (<A HREF="' . $base_uri . |
213 | "src/download.php?mailbox=$urlMailbox&passed_id=$passed_id&"; |
214 | if (isset($where) && isset($what)) { |
215 | $string .= 'what=' . urlencode($what)."&where=".urlencode($where)."&passed_ent_id=$passed_ent_id$show_n\">$echo_less</A>)"; |
216 | } else { |
217 | $string .= "sort=$sort&startMessage=$startMessage"."&passed_ent_id=$passed_ent_id$show_n\">$echo_less</A>)"; |
218 | } |
219 | } |
220 | } |
221 | |
222 | } |
223 | } |
224 | else { |
225 | $string = ''; |
226 | } |
227 | $url_string = urlencode($url_string); |
228 | $result = array(); |
229 | $result['str'] = $string; |
230 | $result['url_str'] = $url_string; |
231 | return $result; |
232 | |
233 | } |
234 | |
235 | |
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236 | $imapConnection = sqimap_login($username, $key, $imapServerAddress, $imapPort, 0); |
237 | sqimap_mailbox_select($imapConnection, $mailbox); |
238 | |
239 | /* |
240 | * $message contains all information about the message |
241 | * including header and body |
242 | */ |
243 | $message = sqimap_get_message($imapConnection, $passed_id, $mailbox); |
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244 | |
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245 | $top_header = $message->header; |
246 | |
247 | /* |
248 | * lets redefine message as this particular entity that we wish to display. |
249 | * it should hold only the header for this entity. We need to fetch the body |
250 | * yet before we can display anything. |
251 | */ |
252 | $message = getEntity($message, $passed_ent_id); |
253 | |
254 | $header = $message->header; |
255 | |
256 | $charset = $header->charset; |
257 | $type0 = $header->type0; |
258 | $type1 = $header->type1; |
259 | if (isset($override_type0)) { |
260 | $type0 = $override_type0; |
261 | } |
262 | if (isset($override_type1)) { |
263 | $type1 = $override_type1; |
264 | } |
265 | $filename = decodeHeader($header->filename); |
266 | if (!$filename) { |
267 | $filename = decodeHeader($header->name); |
268 | } |
269 | |
270 | if (strlen($filename) < 1) { |
271 | if ($type1 == 'plain' && $type0 == 'text') { |
272 | $suffix = 'txt'; |
273 | } else if ($type1 == 'richtext' && $type0 == 'text') { |
274 | $suffix = 'rtf'; |
275 | } else if ($type1 == 'postscript' && $type0 == 'application') { |
276 | $suffix = 'ps'; |
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277 | } else if ($type1 == 'rfc822' && $type0 == 'message') { |
278 | $suffix = 'eml'; |
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279 | } else { |
280 | $suffix = $type1; |
281 | } |
282 | |
283 | $filename = "untitled$passed_ent_id.$suffix"; |
284 | } |
285 | |
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286 | |
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287 | /* |
288 | * Note: |
289 | * The following sections display the attachment in different |
290 | * ways depending on how they choose. The first way will download |
291 | * under any circumstance. This sets the Content-type to be |
292 | * applicatin/octet-stream, which should be interpreted by the |
293 | * browser as "download me". |
294 | * The second method (view) is used for images or other formats |
295 | * that should be able to be handled by the browser. It will |
296 | * most likely display the attachment inline inside the browser. |
297 | * And finally, the third one will be used by default. If it |
298 | * is displayable (text or html), it will load them up in a text |
299 | * viewer (built in to squirrelmail). Otherwise, it sets the |
300 | * content-type as application/octet-stream |
301 | */ |
302 | if (isset($absolute_dl) && $absolute_dl == 'true') { |
303 | switch($type0) { |
304 | case 'text': |
305 | DumpHeaders($type0, $type1, $filename, 1); |
306 | $body = mime_fetch_body($imapConnection, $passed_id, $passed_ent_id); |
307 | $body = decodeBody($body, $header->encoding); |
308 | if ($type1 == 'plain' && isset($showHeaders)) { |
309 | echo _("Subject") . ": " . decodeHeader($top_header->subject) . "\n". |
310 | " " . _("From") . ": " . decodeHeader($top_header->from) . "\n". |
311 | " " . _("To") . ": " . decodeHeader(getLineOfAddrs($top_header->to)) . "\n". |
312 | " " . _("Date") . ": " . getLongDateString($top_header->date) . "\n\n"; |
313 | } elseif ($type1 == 'html' && isset($showHeaders)) { |
314 | echo '<table><tr><th align=right>' . _("Subject"). |
315 | ':</th><td>' . decodeHeader($top_header->subject). |
316 | "</td></tr>\n<tr><th align=right>" . _("From"). |
317 | ':</th><td>' . decodeHeader($top_header->from). |
318 | "</td></tr>\n<tr><th align=right>" . _("To"). |
319 | ':</th><td>' . decodeHeader(getLineOfAddrs($top_header->to)). |
320 | "</td></tr>\n<tr><th align=right>" . _("Date"). |
321 | ':</th><td>' . getLongDateString($top_header->date). |
322 | "</td></tr>\n</table>\n<hr>\n"; |
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323 | } |
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324 | echo $body; |
325 | break; |
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326 | |
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327 | default: |
328 | DumpHeaders($type0, $type1, $filename, 1); |
329 | mime_print_body_lines ($imapConnection, $passed_id, $passed_ent_id, $header->encoding); |
330 | break; |
331 | } |
332 | } else { |
333 | switch ($type0) { |
334 | case 'text': |
335 | if ($type1 == 'plain' || $type1 == 'html') { |
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336 | $body = mime_fetch_body($imapConnection, $passed_id, $passed_ent_id); |
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337 | $body = decodeBody($body, $header->encoding); |
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338 | viewText($color, $body, $passed_id, $passed_ent_id, $mailbox, $type1, $wrap_at); |
339 | } else { |
340 | DumpHeaders($type0, $type1, $filename, 0); |
beb9e459 |
341 | $body = mime_fetch_body($imapConnection, $passed_id, $passed_ent_id); |
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342 | $body = decodeBody($body, $header->encoding); |
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343 | echo $body; |
344 | } |
345 | break; |
346 | case 'message': |
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347 | if ($type1 == 'rfc822' ) { |
348 | viewMessage($imapConnection, $passed_id, $mailbox, $passed_ent_id, $message, $color, $wrap_at); |
349 | } else { |
350 | $body = mime_fetch_body($imapConnection, $passed_id, $passed_ent_id); |
351 | $body = decodeBody($body, $msgheader->encoding); |
352 | viewText($color, $body, $passed_id, $passed_ent_id, $mailbox, $type1, $wrap_at); |
353 | } |
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354 | break; |
355 | default: |
356 | DumpHeaders($type0, $type1, $filename, 0); |
357 | mime_print_body_lines ($imapConnection, $passed_id, $passed_ent_id, $header->encoding); |
358 | break; |
359 | } |
360 | } |
361 | |
362 | |
363 | /* |
364 | * This function is verified to work with Netscape and the *very latest* |
365 | * version of IE. I don't know if it works with Opera, but it should now. |
366 | */ |
367 | function DumpHeaders($type0, $type1, $filename, $force) { |
368 | global $HTTP_USER_AGENT; |
369 | |
370 | $isIE = 0; |
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371 | |
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372 | if (strstr($HTTP_USER_AGENT, 'compatible; MSIE ') !== false && |
373 | strstr($HTTP_USER_AGENT, 'Opera') === false) { |
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374 | $isIE = 1; |
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375 | } |
376 | |
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377 | if (strstr($HTTP_USER_AGENT, 'compatible; MSIE 6') !== false && |
378 | strstr($HTTP_USER_AGENT, 'Opera') === false) { |
379 | $isIE6 = 1; |
380 | } |
381 | |
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382 | $filename = ereg_replace('[^-a-zA-Z0-9\.]', '_', $filename); |
383 | |
384 | // A Pox on Microsoft and it's Office! |
385 | if (! $force) { |
386 | // Try to show in browser window |
387 | header("Content-Disposition: inline; filename=\"$filename\""); |
388 | header("Content-Type: $type0/$type1; name=\"$filename\""); |
389 | } else { |
390 | // Try to pop up the "save as" box |
391 | // IE makes this hard. It pops up 2 save boxes, or none. |
392 | // http://support.microsoft.com/support/kb/articles/Q238/5/88.ASP |
393 | // But, accordint to Microsoft, it is "RFC compliant but doesn't |
394 | // take into account some deviations that allowed within the |
395 | // specification." Doesn't that mean RFC non-compliant? |
396 | // http://support.microsoft.com/support/kb/articles/Q258/4/52.ASP |
397 | // |
398 | // The best thing you can do for IE is to upgrade to the latest |
399 | // version |
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400 | if ($isIE && !isset($isIE6)) { |
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401 | // http://support.microsoft.com/support/kb/articles/Q182/3/15.asp |
402 | // Do not have quotes around filename, but that applied to |
403 | // "attachment"... does it apply to inline too? |
404 | // |
405 | // This combination seems to work mostly. IE 5.5 SP 1 has |
406 | // known issues (see the Microsoft Knowledge Base) |
407 | header("Content-Disposition: inline; filename=$filename"); |
408 | |
409 | // This works for most types, but doesn't work with Word files |
410 | header("Content-Type: application/download; name=\"$filename\""); |
411 | |
412 | // These are spares, just in case. :-) |
413 | //header("Content-Type: $type0/$type1; name=\"$filename\""); |
414 | //header("Content-Type: application/x-msdownload; name=\"$filename\""); |
415 | //header("Content-Type: application/octet-stream; name=\"$filename\""); |
416 | } else { |
417 | header("Content-Disposition: attachment; filename=\"$filename\""); |
418 | // application/octet-stream forces download for Netscape |
419 | header("Content-Type: application/octet-stream; name=\"$filename\""); |
420 | } |
421 | } |
422 | } |
35586184 |
423 | ?> |