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r2l by Yoav
[squirrelmail.git] / functions / imap_messages.php
CommitLineData
59177427 1<?php
7350889b 2
35586184 3/**
4 * imap_messages.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 implements functions that manipulate messages
10 *
11 * $Id$
12 */
052e0c26 13
3411d4ec 14/* Copies specified messages to specified folder */
35586184 15function sqimap_messages_copy ($imap_stream, $start, $end, $mailbox) {
1c72b151 16 $read = sqimap_run_command ($imap_stream, "COPY $start:$end \"$mailbox\"", true, $response, $message);
97f7ddf2 17}
18
3411d4ec 19/* Deletes specified messages and moves them to trash if possible */
97f7ddf2 20function sqimap_messages_delete ($imap_stream, $start, $end, $mailbox) {
21 global $move_to_trash, $trash_folder, $auto_expunge;
22
23 if (($move_to_trash == true) && (sqimap_mailbox_exists($imap_stream, $trash_folder) && ($mailbox != $trash_folder))) {
24 sqimap_messages_copy ($imap_stream, $start, $end, $trash_folder);
97f7ddf2 25 }
3411d4ec 26 sqimap_messages_flag ($imap_stream, $start, $end, "Deleted");
97f7ddf2 27}
28
3411d4ec 29/* Sets the specified messages with specified flag */
97f7ddf2 30function sqimap_messages_flag ($imap_stream, $start, $end, $flag) {
1c72b151 31 $read = sqimap_run_command ($imap_stream, "STORE $start:$end +FLAGS (\\$flag)", true, $response, $message);
97f7ddf2 32}
33
3411d4ec 34/* Remove specified flag from specified messages */
97f7ddf2 35function sqimap_messages_remove_flag ($imap_stream, $start, $end, $flag) {
1c72b151 36 $read = sqimap_run_command ($imap_stream, "STORE $start:$end -FLAGS (\\$flag)", true, $response, $message);
97f7ddf2 37}
38
3411d4ec 39/* Returns some general header information -- FROM, DATE, and SUBJECT */
97f7ddf2 40class small_header {
41 var $from = '', $subject = '', $date = '', $to = '',
42 $priority = 0, $message_id = 0, $cc = '';
43}
44
45function sqimap_get_small_header ($imap_stream, $id, $sent) {
46 $res = sqimap_get_small_header_list($imap_stream, array($id), $sent);
47 return $res[0];
48}
3411d4ec 49
50/*
51 * Sort the message list and crunch to be as small as possible
97f7ddf2 52 * (overflow could happen, so make it small if possible)
53 */
54function sqimap_message_list_squisher($messages_array) {
55 if( !is_array( $messages_array ) ) {
56 return;
57 }
58 sort($messages_array, SORT_NUMERIC);
59 $msgs_str = '';
60 while ($messages_array) {
61 $start = array_shift($messages_array);
62 $end = $start;
63 while (isset($messages_array[0]) && $messages_array[0] == $end + 1) {
64 $end = array_shift($messages_array);
65 }
66 if ($msgs_str != '') {
67 $msgs_str .= ',';
68 }
69 $msgs_str .= $start;
70 if ($start != $end) {
71 $msgs_str .= ':' . $end;
72 }
73 }
3411d4ec 74
97f7ddf2 75 return $msgs_str;
3411d4ec 76}
97f7ddf2 77
67c2f5ea 78/* returns the references header lines */
79function get_reference_header ($imap_stream, $message) {
80 $responses = array ();
81 $sid = sqimap_session_id();
82 $results = array();
83 $references = "";
0ef1d85d 84 $query = "$sid FETCH $message BODY[HEADER.FIELDS (References)]\r\n";
67c2f5ea 85 fputs ($imap_stream, $query);
86 $responses = sqimap_read_data_list($imap_stream, $sid, true, $responses, $message);
87 if (!eregi("^\\* ([0-9]+) FETCH", $responses[0][0], $regs)) {
88 $responses = array ();
89 }
90 return $responses;
91}
92
aa0da530 93
94/* get sort order from server and
95 * return it as the $id array for
96 * mailbox_display
97 */
98
99function sqimap_get_sort_order ($imap_stream, $sort) {
ba80e62b 100 global $default_charset, $thread_sort_messages,
101 $internal_date_sort, $server_sort_array,
102 $sent_folder, $mailbox;
103
60a3e687 104 if (session_is_registered('server_sort_array')) {
105 session_unregister('server_sort_array');
106 }
d11ccd82 107 if ($sort == 6) {
108 $qty = sqimap_get_num_messages ($imap_stream, $mailbox);
109 $server_sort_array = range(1, $qty);
110 session_register('server_sort_array');
111 return $server_sort_array;
112 }
aa0da530 113 $sid = sqimap_session_id();
114 $sort_on = array();
115 $reverse = 0;
116 $server_sort_array = array();
117 $sort_test = array();
118 $sort_query = '';
119 $sort_on = array (0=> 'DATE',
120 1=> 'DATE',
121 2=> 'FROM',
122 3=> 'FROM',
123 4=> 'SUBJECT',
d11ccd82 124 5=> 'SUBJECT');
aa0da530 125 if ($internal_date_sort == true) {
126 $sort_on[0] = 'ARRIVAL';
127 $sort_on[1] = 'ARRIVAL';
128 }
ba80e62b 129 if ($sent_folder == $mailbox) {
130 $sort_on[2] = 'TO';
131 $sort_on[3] = 'TO';
132 }
aa0da530 133 if (!empty($sort_on[$sort])) {
134 $sort_query = "$sid SORT ($sort_on[$sort]) ".strtoupper($default_charset)." ALL\r\n";
135 fputs($imap_stream, $sort_query);
26eca02e 136 $sort_test = sqimap_read_data($imap_stream, $sid, false, $response, $message);
aa0da530 137 }
2728fa19 138 if (isset($sort_test[0])) {
139 if (preg_match("/^\* SORT (.+)$/", $sort_test[0], $regs)) {
140 $server_sort_array = preg_split("/ /", trim($regs[1]));
141 }
aa0da530 142 }
143 if ($sort == 0 || $sort == 2 || $sort == 4) {
144 $server_sort_array = array_reverse($server_sort_array);
145 }
26eca02e 146 if (!preg_match("/OK/", $response)) {
147 $server_sort_array = 'no';
148 }
60a3e687 149 session_register('server_sort_array');
aa0da530 150 return $server_sort_array;
151}
152
7c612fdd 153/* returns an indent array for printMessageinfo()
ba80e62b 154 this represents the amount of indent needed (value)
155 for this message number (key)
7c612fdd 156*/
157
158function get_parent_level ($imap_stream) {
159 global $sort_by_ref, $default_charset, $thread_new;
160 $parent = "";
161 $child = "";
288bbce0 162 $cutoff = 0;
163
164 /* loop through the threads and take unwanted characters out
165 of the thread string then chop it up
166 */
7c612fdd 167 for ($i=0;$i<count($thread_new);$i++) {
168 $thread_new[$i] = preg_replace("/\s\(/", "(", $thread_new[$i]);
169 $thread_new[$i] = preg_replace("/(\d+)/", "$1|", $thread_new[$i]);
170 $thread_new[$i] = preg_split("/\|/", $thread_new[$i], -1, PREG_SPLIT_NO_EMPTY);
171 }
172 $indent_array = array();
173 if (!$thread_new) {
474528eb 174 $thread_new = array();
7c612fdd 175 }
288bbce0 176 /* looping through the parts of one message thread */
177
7c612fdd 178 for ($i=0;$i<count($thread_new);$i++) {
288bbce0 179 /* first grab the parent, it does not indent */
180
7c612fdd 181 if (isset($thread_new[$i][0])) {
288bbce0 182 if (preg_match("/(\d+)/", $thread_new[$i][0], $regs)) {
183 $parent = $regs[1];
184 }
7c612fdd 185 }
186 $indent_array[$parent] = 0;
288bbce0 187
188 /* now the children, checking each thread portion for
189 ),(, and space, adjusting the level and space values
190 to get the indent level
191 */
192 $level = 0;
474528eb 193 $spaces = array();
194 $spaces_total = 0;
7c612fdd 195 $indent = 0;
288bbce0 196 $fake = FALSE;
7c612fdd 197 for ($k=1;$k<(count($thread_new[$i]))-1;$k++) {
198 $chars = count_chars($thread_new[$i][$k], 1);
288bbce0 199 if (isset($chars['40'])) { /* testing for ( */
200 $level = $level + $chars['40'];
7c612fdd 201 }
288bbce0 202 if (isset($chars['41'])) { /* testing for ) */
203 $level = $level - $chars['41'];
474528eb 204 $spaces[$level] = 0;
288bbce0 205 /* if we were faking lets stop, this portion
206 of the thread is over
207 */
208 if ($level == $cutoff) {
209 $fake = FALSE;
7c612fdd 210 }
211 }
288bbce0 212 if (isset($chars['32'])) { /* testing for space */
474528eb 213 if (!isset($spaces[$level])) {
214 $spaces[$level] = 0;
215 }
216 $spaces[$level] = $spaces[$level] + $chars['32'];
217 }
218 for ($x=0;$x<=$level;$x++) {
219 if (isset($spaces[$x])) {
220 $spaces_total = $spaces_total + $spaces[$x];
221 }
288bbce0 222 }
474528eb 223 $indent = $level + $spaces_total;
288bbce0 224 /* must have run into a message that broke the thread
225 so we are adjusting for that portion
226 */
227 if ($fake == TRUE) {
228 $indent = $indent +1;
7c612fdd 229 }
230 if (preg_match("/(\d+)/", $thread_new[$i][$k], $regs)) {
231 $child = $regs[1];
232 }
288bbce0 233 /* the thread must be broken if $indent == 0
234 so indent the message once and start faking it
235 */
236 if ($indent == 0) {
237 $indent = 1;
238 $fake = TRUE;
239 $cutoff = $level;
240 }
241 /* dont need abs but if indent was negative
242 errors would occur
243 */
7c612fdd 244 $indent_array[$child] = abs($indent);
474528eb 245 $spaces_total = 0;
7c612fdd 246 }
247 }
248 return $indent_array;
249}
250
251
252/* returns an array with each element as a string
253 representing one message thread as returned by
254 the IMAP server
255*/
256
257function get_thread_sort ($imap_stream) {
60a3e687 258 global $thread_new, $sort_by_ref, $default_charset, $server_sort_array;
60a3e687 259 if (session_is_registered('thread_new')) {
7c612fdd 260 session_unregister('thread_new');
261 }
60a3e687 262 if (session_is_registered('server_sort_array')) {
263 session_unregister('server_srot_array');
264 }
7c612fdd 265 $sid = sqimap_session_id();
266 $thread_temp = array ();
267 if ($sort_by_ref == 1) {
268 $sort_type = 'REFERENCES';
269 }
270 else {
271 $sort_type = 'ORDEREDSUBJECT';
272 }
aa0da530 273 $thread_query = "$sid THREAD $sort_type ".strtoupper($default_charset)." ALL\r\n";
7c612fdd 274 fputs($imap_stream, $thread_query);
26eca02e 275 $thread_test = sqimap_read_data($imap_stream, $sid, false, $response, $message);
2728fa19 276 if (isset($thread_test[0])) {
277 if (preg_match("/^\* THREAD (.+)$/", $thread_test[0], $regs)) {
278 $thread_list = trim($regs[1]);
279 }
7c612fdd 280 }
281 else {
282 $thread_list = "";
283 }
26eca02e 284 if (!preg_match("/OK/", $response)) {
285 $server_sort_array = 'no';
286 return $server_sort_array;
287 }
474528eb 288 if (isset($thread_list)) {
289 $thread_temp = preg_split("//", $thread_list, -1, PREG_SPLIT_NO_EMPTY);
290 }
7c612fdd 291 $char_count = count($thread_temp);
292 $counter = 0;
293 $thread_new = array();
294 $k = 0;
295 $thread_new[0] = "";
296 for ($i=0;$i<$char_count;$i++) {
297 if ($thread_temp[$i] != ')' && $thread_temp[$i] != '(') {
298 $thread_new[$k] = $thread_new[$k] . $thread_temp[$i];
299 }
300 elseif ($thread_temp[$i] == '(') {
301 $thread_new[$k] .= $thread_temp[$i];
302 $counter++;
303 }
304 elseif ($thread_temp[$i] == ')') {
305 if ($counter > 1) {
306 $thread_new[$k] .= $thread_temp[$i];
307 $counter = $counter - 1;
308 }
309 else {
310 $thread_new[$k] .= $thread_temp[$i];
311 $k++;
312 $thread_new[$k] = "";
313 $counter = $counter - 1;
314 }
315 }
316 }
288bbce0 317 session_register('thread_new');
7c612fdd 318 $thread_new = array_reverse($thread_new);
319 $thread_list = implode(" ", $thread_new);
320 $thread_list = str_replace("(", " ", $thread_list);
321 $thread_list = str_replace(")", " ", $thread_list);
322 $thread_list = preg_split("/\s/", $thread_list, -1, PREG_SPLIT_NO_EMPTY);
60a3e687 323 $server_sort_array = $thread_list;
324 session_register('server_sort_array');
7c612fdd 325 return $thread_list;
326}
327
7b07404c 328function elapsedTime($start) {
329 $stop = gettimeofday();
330 $timepassed = 1000000 * ($stop['sec'] - $start['sec']) + $stop['usec'] - $start['usec'];
331 return $timepassed;
332}
7c612fdd 333
334
97f7ddf2 335function sqimap_get_small_header_list ($imap_stream, $msg_list, $issent) {
e7be116b 336 global $squirrelmail_language, $color, $data_dir, $username, $imap_server_type;
7b07404c 337 $start = gettimeofday();
97f7ddf2 338 /* Get the small headers for each message in $msg_list */
339 $sid = sqimap_session_id();
340 $maxmsg = sizeof($msg_list);
341 $msgs_str = sqimap_message_list_squisher($msg_list);
342 $results = array();
343 $read_list = array();
3411d4ec 344 /*
97f7ddf2 345 * We need to return the data in the same order as the caller supplied
346 * in $msg_list, but IMAP servers are free to return responses in
347 * whatever order they wish... So we need to re-sort manually
348 */
349 for ($i = 0; $i < sizeof($msg_list); $i++) {
350 $id2index[$msg_list[$i]] = $i;
351 }
352
7b07404c 353 $internaldate = getPref($data_dir, $username, 'internal_date_sort');
354 if ($internaldate) {
355 $query = "$sid FETCH $msgs_str (FLAGS RFC822.SIZE INTERNALDATE BODY.PEEK[HEADER.FIELDS (Date To From Cc Subject X-Priority Content-Type)])\r\n";
356 } else {
357 $query = "$sid FETCH $msgs_str (FLAGS RFC822.SIZE BODY.PEEK[HEADER.FIELDS (Date To From Cc Subject X-Priority Content-Type)])\r\n";
358 }
97f7ddf2 359 fputs ($imap_stream, $query);
360 $readin_list = sqimap_read_data_list($imap_stream, $sid, true, $response, $message);
361
362 foreach ($readin_list as $r) {
7b07404c 363 if (!preg_match("/^\\*\s+([0-9]+)\s+FETCH/iAU",$r[0], $regs)) {
91f68e94 364 set_up_language($squirrelmail_language);
0fbbda83 365 echo '<br><b><font color=$color[2]>' .
97f7ddf2 366 _("ERROR : Could not complete request.") .
367 '</b><br>' .
368 _("Unknown response from IMAP server: ") . ' 1.' .
369 $r[0] . "</font><br>\n";
7b07404c 370
371 } else if (! isset($id2index[$regs[1]]) || !count($id2index[$regs[1]])) {
97f7ddf2 372 set_up_language($squirrelmail_language);
373 echo '<br><b><font color=$color[2]>' .
374 _("ERROR : Could not complete request.") .
375 '</b><br>' .
376 _("Unknown message number in reply from server: ") .
377 $regs[1] . "</font><br>\n";
97f7ddf2 378 } else {
7b07404c 379 $read_list[$id2index[$regs[1]]] = $r;
97f7ddf2 380 }
381 }
382 arsort($read_list);
3411d4ec 383
7b07404c 384 $patterns = array (
20d8f465 385 "/^To:(.*)\$/AUi",
386 "/^From:(.*)\$/AUi",
387 "/^X-Priority:(.*)\$/AUi",
388 "/^Cc:(.*)\$/AUi",
389 "/^Date:(.*)\$/AUi",
390 "/^Subject:(.*)\$/AUi",
391 "/^Content-Type:(.*)\$/AUi"
7b07404c 392 );
393 $regpattern = '';
3411d4ec 394
97f7ddf2 395 for ($msgi = 0; $msgi < $maxmsg; $msgi++) {
396 $subject = _("(no subject)");
397 $from = _("Unknown Sender");
398 $priority = 0;
399 $messageid = "<>";
400 $cc = "";
401 $to = "";
402 $date = "";
403 $type[0] = "";
404 $type[1] = "";
67c2f5ea 405 $inrepto = "";
7b07404c 406 $flag_seen = false;
407 $flag_answered = false;
408 $flag_deleted = false;
409 $flag_flagged = false;
97f7ddf2 410 $read = $read_list[$msgi];
ec91fad4 411 $prevline = false;
7b07404c 412
3411d4ec 413 foreach ($read as $read_part) {
ec91fad4 414 //unfold multi-line headers
415 while ($prevline && strspn($read_part, "\t ") > 0) {
11505466 416 $read_part = substr($prevline, 0, -2) . ' ' . ltrim($read_part);
ec91fad4 417 }
7b07404c 418 $prev_line = $read_part;
419
420 if ($read_part{0} == '*') {
421 if ($internaldate) {
532e1192 422 if (preg_match ("/^.+INTERNALDATE\s+\"(.+)\".+/iUA",$read_part, $reg)) {
cc766dd0 423 $tmpdate = trim($reg[1]);
424 $tmpdate = str_replace(' ',' ',$tmpdate);
425 $tmpdate = explode(' ',$tmpdate);
426 $date = str_replace('-',' ',$tmpdate[0]) . " " .
427 $tmpdate[1] . " " .
428 $tmpdate[2];
429 }
7b07404c 430 }
431 if (preg_match ("/^.+RFC822.SIZE\s+(\d+).+/iA",$read_part, $reg)) {
432 $size = $reg[1];
433 }
434 if (preg_match("/^.+FLAGS\s+\((.*)\).+/iUA", $read_part, $regs)) {
435 $flags = explode(' ',trim($regs[1]));
436 foreach ($flags as $flag) {
437 $flag = strtolower($flag);
438 if ($flag == '\\seen') {
439 $flag_seen = true;
440 } else if ($flag == '\\answered') {
441 $flag_answered = true;
442 } else if ($flag == '\\deleted') {
443 $flag_deleted = true;
444 } else if ($flag == '\\flagged') {
445 $flag_flagged = true;
446 }
447 }
532e1192 448 }
7b07404c 449 } else {
7b07404c 450 $firstchar = $read_part{0};
451 if ($firstchar == 'T') {
452 $regpattern = $patterns[0];
453 $id = 1;
454 } else if ($firstchar == 'F') {
455 $regpattern = $patterns[1];
456 $id = 2;
457 } else if ($firstchar == 'X') {
458 $regpattern = $patterns[2];
459 $id = 3;
460 } else if ($firstchar == 'C') {
461 if (strtolower($read_part{1}) == 'c') {
462 $regpattern = $patterns[3];
463 $id = 4;
464 } else if (strtolower($read_part{1}) == 'o') {
465 $regpattern = $patterns[6];
466 $id = 7;
467 }
532e1192 468 } else if ($firstchar == 'D' && !$internaldate ) {
7b07404c 469 $regpattern = $patterns[4];
470 $id = 5;
471 } else if ($firstchar == 'S') {
472 $regpattern = $patterns[5];
473 $id = 6;
474 } else $regpattern = '';
475
476 if ($regpattern) {
477 if (preg_match ($regpattern, $read_part, $regs)) {
478 switch ($id) {
479 case 1:
480 $to = $regs[1];
481 break;
482 case 2:
483 $from = $regs[1];
484 break;
485 case 3:
486 $priority = $regs[1];
487 break;
488 case 4:
489 $cc = $regs[1];
490 break;
491 case 5:
532e1192 492 $date = $regs[1];
7b07404c 493 break;
494 case 6:
495 $subject = htmlspecialchars(trim($regs[1]));
496 if ($subject == "") {
497 $subject = _("(no subject)");
498 }
499 break;
500 case 7:
501 $type = strtolower(trim($regs[1]));
502 if ($pos = strpos($type, ";")) {
503 $type = substr($type, 0, $pos);
504 }
505 $type = explode("/", $type);
506 if (!isset($type[1])) {
507 $type[1] = '';
508 }
509 break;
510 default:
511 break;
512 }
513 }
514 }
515 }
3411d4ec 516
7b07404c 517 }
97f7ddf2 518 $header = new small_header;
3411d4ec 519 if ($issent) {
f7b1b3b1 520 $header->from = (trim($to) != '' ? $to : '(' ._("No To Address") . ')');
97f7ddf2 521 } else {
91f68e94 522 $header->from = $from;
97f7ddf2 523 }
524
525 $header->date = $date;
526 $header->subject = $subject;
527 $header->to = $to;
528 $header->priority = $priority;
529 $header->message_id = $messageid;
530 $header->cc = $cc;
531 $header->size = $size;
532 $header->type0 = $type[0];
533 $header->type1 = $type[1];
7b07404c 534 $header->flag_seen = $flag_seen;
535 $header->flag_answered = $flag_answered;
536 $header->flag_deleted = $flag_deleted;
537 $header->flag_flagged = $flag_flagged;
538 $header->inrepto = $inrepto;
97f7ddf2 539 $result[] = $header;
540 }
092523ad 541// echo 'processtime (us): ' . elapsedtime($start) .'<BR>';
97f7ddf2 542 return $result;
543}
544
7b07404c 545
546
547
3411d4ec 548/* Returns the flags for the specified messages */
97f7ddf2 549function sqimap_get_flags ($imap_stream, $i) {
1c72b151 550 $read = sqimap_run_command ($imap_stream, "FETCH $i:$i FLAGS", true, $response, $message);
3411d4ec 551 if (ereg('FLAGS(.*)', $read[0], $regs)) {
0f8a1ce9 552 return explode(' ', trim(ereg_replace('[\\(\\)\\\\]', '', $regs[1])));
97f7ddf2 553 }
3411d4ec 554 return array('None');
97f7ddf2 555}
556
557function sqimap_get_flags_list ($imap_stream, $msg_list) {
558 $msgs_str = sqimap_message_list_squisher($msg_list);
559 for ($i = 0; $i < sizeof($msg_list); $i++) {
560 $id2index[$msg_list[$i]] = $i;
561 }
1c72b151 562 $result_list = sqimap_run_command_list ($imap_stream, "FETCH $msgs_str FLAGS", true, $response, $message);
97f7ddf2 563 $result_flags = array();
564
565 for ($i = 0; $i < sizeof($result_list); $i++) {
3411d4ec 566 if (eregi('^\* ([0-9]+).*FETCH.*FLAGS(.*)', $result_list[$i][0], $regs)
97f7ddf2 567 && isset($id2index[$regs[1]]) && count($id2index[$regs[1]])) {
91f68e94 568 $result_flags[$id2index[$regs[1]]] = explode(" ", trim(ereg_replace('[\\(\\)\\\\]', '', $regs[2])));
97f7ddf2 569 } else {
91f68e94 570 set_up_language($squirrelmail_language);
49c17806 571 echo "<br><b><font color=$color[2]>\n" .
572 _("ERROR : Could not complete request.") .
573 "</b><br>\n" .
574 _("Unknown response from IMAP server: ") .
575 $result_list[$i][0] . "</font><br>\n";
91f68e94 576 exit;
97f7ddf2 577 }
578 }
579 arsort($result_flags);
580 return $result_flags;
581}
582
3411d4ec 583/*
584 * Returns a message array with all the information about a message.
585 * See the documentation folder for more information about this array.
586 */
97f7ddf2 587function sqimap_get_message ($imap_stream, $id, $mailbox) {
588 $header = sqimap_get_message_header($imap_stream, $id, $mailbox);
589 return sqimap_get_message_body($imap_stream, $header);
590}
591
3411d4ec 592/* Wrapper function that reformats the header information. */
97f7ddf2 593function sqimap_get_message_header ($imap_stream, $id, $mailbox) {
1c72b151 594 $read = sqimap_run_command ($imap_stream, "FETCH $id:$id BODY[HEADER]", true, $response, $message);
97f7ddf2 595 $header = sqimap_get_header($imap_stream, $read);
596 $header->id = $id;
597 $header->mailbox = $mailbox;
97f7ddf2 598 return $header;
599}
600
3411d4ec 601/* Wrapper function that reformats the entity header information. */
43786d5c 602function sqimap_get_ent_header ($imap_stream, $id, $mailbox, $ent) {
603 $read = sqimap_run_command ($imap_stream, "FETCH $id:$id BODY[$ent.HEADER]", true, $response, $message);
604 $header = sqimap_get_header($imap_stream, $read);
605 $header->id = $id;
606 $header->mailbox = $mailbox;
607 return $header;
608}
609
610
3411d4ec 611/* Wrapper function that returns entity headers for use by decodeMime */
97f7ddf2 612/*
613function sqimap_get_entity_header ($imap_stream, &$read, &$type0, &$type1, &$bound, &$encoding, &$charset, &$filename) {
614 $header = sqimap_get_header($imap_stream, $read);
615 $type0 = $header["TYPE0"];
616 $type1 = $header["TYPE1"];
617 $bound = $header["BOUNDARY"];
618 $encoding = $header["ENCODING"];
619 $charset = $header["CHARSET"];
620 $filename = $header["FILENAME"];
621}
3748428c 622
623/* function to get the mime headers */
624function sqimap_get_mime_ent_header ($imap_stream, $id, $mailbox, $ent) {
625 $read = sqimap_run_command ($imap_stream, "FETCH $id:$id BODY[$ent.MIME]", true, $response, $message);
626 $header = sqimap_get_header($imap_stream, $read);
627 $header->id = $id;
628 $header->mailbox = $mailbox;
629 return $header;
630}
631
81fd63b6 632
3411d4ec 633/* Queries the IMAP server and gets all header information. */
97f7ddf2 634function sqimap_get_header ($imap_stream, $read) {
635 global $where, $what;
636
637 $hdr = new msg_header();
638 $i = 0;
3411d4ec 639
97f7ddf2 640 /* Set up some defaults */
641 $hdr->type0 = "text";
642 $hdr->type1 = "plain";
643 $hdr->charset = "us-ascii";
644
532e1192 645 $read_fold = array();
646
97f7ddf2 647 while ($i < count($read)) {
532e1192 648 /* unfold multi-line headers */
649 /* remember line for to, cc and bcc */
650 $read_fold[] = $read[$i];
651 $folded = false;
652 while (($i + 1 < count($read)) && (strspn($read[$i + 1], "\t ") > 0) ) {
653 if ($read[$i+1] != '') $read_fold[] = $read[$i+1];
654 $read[$i + 1] = substr($read[$i], 0, -2) . ' ' . ltrim($read[$i+1]);
655 array_splice($read, $i, 1);
656 $folded = true;
657 }
658 if (!$folded) {
659 $read_fold = array();
660 }
ec91fad4 661
97f7ddf2 662 if (substr($read[$i], 0, 17) == "MIME-Version: 1.0") {
8beafbbc 663 $hdr->mime = true;
052e0c26 664 $i++;
97f7ddf2 665 }
3411d4ec 666 /* ENCODING TYPE */
97f7ddf2 667 else if (substr(strtolower($read[$i]), 0, 26) == "content-transfer-encoding:") {
8beafbbc 668 $hdr->encoding = strtolower(trim(substr($read[$i], 26)));
052e0c26 669 $i++;
97f7ddf2 670 }
3411d4ec 671 /* CONTENT-TYPE */
672 else if (strtolower(substr($read[$i], 0, 13)) == "content-type:") {
052e0c26 673 $cont = strtolower(trim(substr($read[$i], 13)));
97f7ddf2 674 if (strpos($cont, ";")) {
675 $cont = substr($cont, 0, strpos($cont, ";"));
676 }
052e0c26 677
052e0c26 678 if (strpos($cont, "/")) {
97f7ddf2 679 $hdr->type0 = substr($cont, 0, strpos($cont, "/"));
680 $hdr->type1 = substr($cont, strpos($cont, "/")+1);
052e0c26 681 } else {
97f7ddf2 682 $hdr->type0 = $cont;
052e0c26 683 }
684
052e0c26 685 $line = $read[$i];
686 $i++;
687 while ( (substr(substr($read[$i], 0, strpos($read[$i], " ")), -1) != ":") && (trim($read[$i]) != "") && (trim($read[$i]) != ")")) {
97f7ddf2 688 str_replace("\n", "", $line);
689 str_replace("\n", "", $read[$i]);
690 $line = "$line $read[$i]";
691 $i++;
052e0c26 692 }
693
3411d4ec 694 /* Detect the boundary of a multipart message */
97f7ddf2 695 if (eregi('boundary="([^"]+)"', $line, $regs)) {
696 $hdr->boundary = $regs[1];
052e0c26 697 }
698
3411d4ec 699 /* Detect the charset */
052e0c26 700 if (strpos(strtolower(trim($line)), "charset=")) {
97f7ddf2 701 $pos = strpos($line, "charset=") + 8;
702 $charset = trim($line);
703 if (strpos($line, ";", $pos) > 0) {
704 $charset = substr($charset, $pos, strpos($line, ";", $pos)-$pos);
705 } else {
706 $charset = substr($charset, $pos);
707 }
708 $charset = str_replace("\"", "", $charset);
709 $hdr->charset = $charset;
052e0c26 710 } else {
97f7ddf2 711 $hdr->charset = "us-ascii";
052e0c26 712 }
884f3f20 713 /* Detect type in case of multipart/related */
714 if (strpos(strtolower(trim($line)), "type=")) {
715 $pos = strpos($line, "type=") + 6;
716 $type = trim($line);
717 if (strpos($line, ";", $pos) > 0) {
718 $type = substr($type, $pos, strpos($line, ";", $pos)-$pos);
719 } else {
75d916b7 720 $type = substr($type, $pos);
884f3f20 721 }
884f3f20 722 $hdr->type = $type;
723 }
97f7ddf2 724 }
97f7ddf2 725 else if (strtolower(substr($read[$i], 0, 20)) == "content-disposition:") {
3411d4ec 726 /* Add better content-disposition support */
052e0c26 727 $line = $read[$i];
728 $i++;
729 while ( (substr(substr($read[$i], 0, strpos($read[$i], " ")), -1) != ":") && (trim($read[$i]) != "") && (trim($read[$i]) != ")")) {
97f7ddf2 730 str_replace("\n", "", $line);
731 str_replace("\n", "", $read[$i]);
732 $line = "$line $read[$i]";
733 $i++;
052e0c26 734 }
735
3411d4ec 736 /* Detects filename if any */
052e0c26 737 if (strpos(strtolower(trim($line)), "filename=")) {
97f7ddf2 738 $pos = strpos($line, "filename=") + 9;
739 $name = trim($line);
740 if (strpos($line, " ", $pos) > 0) {
3411d4ec 741 $name = substr($name, $pos, strpos($line, " ", $pos));
97f7ddf2 742 } else {
3411d4ec 743 $name = substr($name, $pos);
97f7ddf2 744 }
745 $name = str_replace("\"", "", $name);
746 $hdr->filename = $name;
052e0c26 747 }
97f7ddf2 748 }
3411d4ec 749 /* REPLY-TO */
97f7ddf2 750 else if (strtolower(substr($read[$i], 0, 9)) == "reply-to:") {
8beafbbc 751 $hdr->replyto = trim(substr($read[$i], 9, strlen($read[$i])));
052e0c26 752 $i++;
97f7ddf2 753 }
3411d4ec 754 /* FROM */
97f7ddf2 755 else if (strtolower(substr($read[$i], 0, 5)) == "from:") {
8beafbbc 756 $hdr->from = trim(substr($read[$i], 5, strlen($read[$i]) - 6));
97f7ddf2 757 if (! isset($hdr->replyto) || $hdr->replyto == "") {
758 $hdr->replyto = $hdr->from;
759 }
052e0c26 760 $i++;
97f7ddf2 761 }
3411d4ec 762 /* DATE */
97f7ddf2 763 else if (strtolower(substr($read[$i], 0, 5)) == "date:") {
052e0c26 764 $d = substr($read[$i], 5);
765 $d = trim($d);
a5227f0e 766 $d = strtr($d, array(' ' => ' '));
146e0c45 767 $d = explode(' ', $d);
8beafbbc 768 $hdr->date = getTimeStamp($d);
052e0c26 769 $i++;
97f7ddf2 770 }
3411d4ec 771 /* SUBJECT */
97f7ddf2 772 else if (strtolower(substr($read[$i], 0, 8)) == "subject:") {
8beafbbc 773 $hdr->subject = trim(substr($read[$i], 8, strlen($read[$i]) - 9));
53828ec5 774 if (strlen(Chop($hdr->subject)) == 0) {
8beafbbc 775 $hdr->subject = _("(no subject)");
508c06bf 776 }
3411d4ec 777 /*
53828ec5 778 if ($where == 'SUBJECT') {
97f7ddf2 779 $hdr->subject = $what;
780 // $hdr->subject = eregi_replace($what, "<b>\\0</b>", $hdr->subject);
53828ec5 781 }
782 */
052e0c26 783 $i++;
97f7ddf2 784 }
3411d4ec 785 /* CC */
97f7ddf2 786 else if (strtolower(substr($read[$i], 0, 3)) == "cc:") {
052e0c26 787 $pos = 0;
532e1192 788 if (isset($read_fold[0])) {
789 $hdr->cc[$pos] = trim(substr($read_fold[0], 4));
790 $pos++;
791 while ($pos < count($read_fold)) {
792 $hdr->cc[$pos] = trim($read_fold[$pos]);
793 $pos++;
794 }
795 } else {
796 $hdr->cc[$pos] = trim(substr($read[$i], 4));
052e0c26 797 }
532e1192 798 $i++;
97f7ddf2 799 }
3411d4ec 800 /* BCC */
97f7ddf2 801 else if (strtolower(substr($read[$i], 0, 4)) == "bcc:") {
853b543d 802 $pos = 0;
532e1192 803 if (isset($read_fold[0])) {
804 $hdr->bcc[$pos] = trim(substr($read_fold[0], 5));
805 $pos++;
806 while ($pos < count($read_fold)) {
807 $hdr->bcc[$pos] = trim($read_fold[$pos]);
808 $pos++;
809 }
810 } else {
811 $hdr->bcc[$pos] = trim(substr($read[$i], 5));
853b543d 812 }
532e1192 813 $i++;
97f7ddf2 814 }
3411d4ec 815 /* TO */
97f7ddf2 816 else if (strtolower(substr($read[$i], 0, 3)) == "to:") {
052e0c26 817 $pos = 0;
532e1192 818 if (isset($read_fold[0])) {
819 $hdr->to[$pos] = trim(substr($read_fold[0], 4));
820 $pos++;
821 while ($pos < count($read_fold)) {
822 $hdr->to[$pos] = trim($read_fold[$pos]);
823 $pos++;
824 }
825 } else {
826 $hdr->to[$pos] = trim(substr($read[$i], 4));
052e0c26 827 }
532e1192 828 $i++;
829
97f7ddf2 830 }
3411d4ec 831 /* MESSAGE ID */
97f7ddf2 832 else if (strtolower(substr($read[$i], 0, 11)) == "message-id:") {
8beafbbc 833 $hdr->message_id = trim(substr($read[$i], 11));
052e0c26 834 $i++;
97f7ddf2 835 }
3411d4ec 836 /* ERROR CORRECTION */
97f7ddf2 837 else if (substr($read[$i], 0, 1) == ")") {
838 if (strlen(trim($hdr->subject)) == 0) {
8beafbbc 839 $hdr->subject = _("(no subject)");
97f7ddf2 840 }
841 if (strlen(trim($hdr->from)) == 0) {
8beafbbc 842 $hdr->from = _("(unknown sender)");
97f7ddf2 843 }
844 if (strlen(trim($hdr->date)) == 0) {
8beafbbc 845 $hdr->date = time();
97f7ddf2 846 }
052e0c26 847 $i++;
97f7ddf2 848 }
3411d4ec 849 /* X-PRIORITY */
97f7ddf2 850 else if (strtolower(substr($read[$i], 0, 11)) == "x-priority:") {
020abcf3 851 $hdr->priority = trim(substr($read[$i], 11));
852 $i++;
97f7ddf2 853 }
854 else {
052e0c26 855 $i++;
97f7ddf2 856 }
532e1192 857 $read_fold=array();
97f7ddf2 858 }
859 return $hdr;
860}
052e0c26 861
3411d4ec 862/* Returns the body of a message. */
97f7ddf2 863function sqimap_get_message_body ($imap_stream, &$header) {
864 $id = $header->id;
865 return decodeMime($imap_stream, $header);
866}
8beafbbc 867
052e0c26 868?>
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