functions/imap_messages.php

   1 <?php
   2
   3 /**
   4  * imap_messages.php
   5  *
   6  * Copyright (c) 1999-2003 The SquirrelMail Project Team
   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  */
  13
  14 /* NOTE: quite some functions in this file are not used anymore. */
  15
  16 /* Copies specified messages to specified folder */
  17 /* obsolete */
  18 function sqimap_messages_copy ($imap_stream, $start, $end, $mailbox) {
  19     global $uid_support;
  20     $read = sqimap_run_command ($imap_stream, "COPY $start:$end \"$mailbox\"", true, $response, $message, $uid_support);
  21 }
  22
  23 function sqimap_msgs_list_copy ($imap_stream, $id, $mailbox) {
  24     global $uid_support;
  25     $msgs_id = sqimap_message_list_squisher($id);
  26     $read = sqimap_run_command ($imap_stream, "COPY $msgs_id \"$mailbox\"", true, $response, $message, $uid_support);
  27     $read = sqimap_run_command ($imap_stream, "STORE $msgs_id +FLAGS (\\Deleted)", true, $response, $message, $uid_support);
  28 }
  29
  30
  31 /* Deletes specified messages and moves them to trash if possible */
  32 /* obsolete */
  33 function sqimap_messages_delete ($imap_stream, $start, $end, $mailbox) {
  34     global $move_to_trash, $trash_folder, $auto_expunge, $uid_support;
  35
  36     if (($move_to_trash == true) && (sqimap_mailbox_exists($imap_stream, $trash_folder) && ($mailbox != $trash_folder))) {
  37         sqimap_messages_copy ($imap_stream, $start, $end, $trash_folder);
  38     }
  39     sqimap_messages_flag ($imap_stream, $start, $end, "Deleted", true);
  40 }
  41
  42 function sqimap_msgs_list_delete ($imap_stream, $mailbox, $id) {
  43     global $move_to_trash, $trash_folder, $uid_support;
  44     $msgs_id = sqimap_message_list_squisher($id);
  45     if (($move_to_trash == true) && (sqimap_mailbox_exists($imap_stream, $trash_folder) && ($mailbox != $trash_folder))) {
  46         $read = sqimap_run_command ($imap_stream, "COPY $msgs_id \"$trash_folder\"", true, $response, $message, $uid_support);
  47     }
  48     $read = sqimap_run_command ($imap_stream, "STORE $msgs_id +FLAGS (\\Deleted)", true, $response, $message, $uid_support);
  49 }
  50
  51
  52 /* Sets the specified messages with specified flag */
  53 function sqimap_messages_flag ($imap_stream, $start, $end, $flag, $handle_errors) {
  54     global $uid_support;
  55     $read = sqimap_run_command ($imap_stream, "STORE $start:$end +FLAGS (\\$flag)", $handle_errors, $response, $message, $uid_support);
  56 }
  57
  58 /* Remove specified flag from specified messages */
  59 function sqimap_messages_remove_flag ($imap_stream, $start, $end, $flag, $handle_errors) {
  60     global $uid_support;
  61     $read = sqimap_run_command ($imap_stream, "STORE $start:$end -FLAGS (\\$flag)", $handle_errors, $response, $message, $uid_support);
  62 }
  63
  64 function sqimap_toggle_flag($imap_stream, $id, $flag, $set, $handle_errors) {
  65     global $uid_support;
  66     $msgs_id = sqimap_message_list_squisher($id);
  67     $set_string = ($set ? '+' : '-');
  68     $read = sqimap_run_command ($imap_stream, "STORE $msgs_id ".$set_string."FLAGS ($flag)", $handle_errors, $response, $message, $uid_support);
  69 }
  70
  71 // obsolete?
  72 function sqimap_get_small_header ($imap_stream, $id, $sent) {
  73     $res = sqimap_get_small_header_list($imap_stream, $id, $sent);
  74     return $res[0];
  75 }
  76
  77 /*
  78  * Sort the message list and crunch to be as small as possible
  79  * (overflow could happen, so make it small if possible)
  80  */
  81 function sqimap_message_list_squisher($messages_array) {
  82     if( !is_array( $messages_array ) ) {
  83         return $messages_array;
  84     }
  85
  86     sort($messages_array, SORT_NUMERIC);
  87     $msgs_str = '';
  88     while ($messages_array) {
  89         $start = array_shift($messages_array);
  90         $end = $start;
  91         while (isset($messages_array[0]) && $messages_array[0] == $end + 1) {
  92             $end = array_shift($messages_array);
  93         }
  94         if ($msgs_str != '') {
  95             $msgs_str .= ',';
  96         }
  97         $msgs_str .= $start;
  98         if ($start != $end) {
  99             $msgs_str .= ':' . $end;
 100         }
 101     }
 102     return $msgs_str;
 103 }
 104
 105 /* returns the references header lines */
 106 function get_reference_header ($imap_stream, $message) {
 107     global $uid_support;
 108     $responses = array ();
 109     $results = array();
 110     $references = "";
 111     $responses = sqimap_run_command_list ($imap_stream, "FETCH $message BODY[HEADER.FIELDS (References)]", true, $response, $message, $uid_support);
 112     if (!eregi("^\\* ([0-9]+) FETCH", $responses[0][0], $regs)) {
 113         $responses = array ();
 114     }
 115     return $responses;
 116 }
 117
 118
 119 /* get sort order from server and
 120  * return it as the $id array for
 121  * mailbox_display
 122  */
 123
 124 function sqimap_get_sort_order ($imap_stream, $sort, $mbxresponse) {
 125     global  $default_charset, $thread_sort_messages,
 126             $internal_date_sort, $server_sort_array,
 127             $sent_folder, $mailbox, $uid_support;
 128
 129     if (sqsession_is_registered('server_sort_array')) {
 130         sqsession_unregister('server_sort_array');
 131     }
 132
 133     $sort_on = array();
 134     $reverse = 0;
 135     $server_sort_array = array();
 136     $sort_test = array();
 137     $sort_query = '';
 138
 139     if ($sort == 6) {
 140         if ($uid_support) {
 141             if (isset($mbxresponse['UIDNEXT']) && $mbxresponse['UIDNEXT']) {
 142                 $uidnext = $mbxresponse['UIDNEXT']-1;
 143             } else {
 144                 $uidnext = '*';
 145             }
 146             $query = "SEARCH UID 1:$uidnext";
 147             $uids = sqimap_run_command ($imap_stream, $query, true, $response, $message, true);
 148             if (isset($uids[0])) {
 149                 if (preg_match("/^\* SEARCH (.+)$/", $uids[0], $regs)) {
 150                     $server_sort_array = preg_split("/ /", trim($regs[1]));
 151                 }
 152             }
 153             if (!preg_match("/OK/", $response)) {
 154                 $server_sort_array = 'no';
 155             }
 156         } else {
 157             $qty = $mbxresponse['EXISTS'];
 158             $server_sort_array = range(1, $qty);
 159         }
 160         $server_sort_array = array_reverse($server_sort_array);
 161         sqsession_register($server_sort_array, 'server_sort_array');
 162         return $server_sort_array;
 163     }
 164
 165     $sort_on = array (0=> 'DATE',
 166                       1=> 'DATE',
 167                       2=> 'FROM',
 168                       3=> 'FROM',
 169                       4=> 'SUBJECT',
 170                       5=> 'SUBJECT');
 171     if ($internal_date_sort == true) {
 172         $sort_on[0] = 'ARRIVAL';
 173         $sort_on[1] = 'ARRIVAL';
 174     }
 175     if ($sent_folder == $mailbox) {
 176         $sort_on[2] = 'TO';
 177         $sort_on[3] = 'TO';
 178     }
 179     if (!empty($sort_on[$sort])) {
 180         $query = "SORT ($sort_on[$sort]) ".strtoupper($default_charset).' ALL';
 181         $sort_test = sqimap_run_command ($imap_stream, $query, true, $response, $message, $uid_support);
 182     }
 183     if (isset($sort_test[0])) {
 184         if (preg_match("/^\* SORT (.+)$/", $sort_test[0], $regs)) {
 185             $server_sort_array = preg_split("/ /", trim($regs[1]));
 186         }
 187     }
 188     if ($sort == 0 || $sort == 2 || $sort == 4) {
 189        $server_sort_array = array_reverse($server_sort_array);
 190     }
 191     if (!preg_match("/OK/", $response)) {
 192        $server_sort_array = 'no';
 193     }
 194     sqsession_register($server_sort_array, 'server_sort_array');
 195     return $server_sort_array;
 196 }
 197
 198
 199 function sqimap_get_php_sort_order ($imap_stream, $mbxresponse) {
 200     global $uid_support;
 201
 202     if (sqsession_is_registered('php_sort_array')) {
 203         sqsession_unregister('php_sort_array');
 204     }
 205
 206     $php_sort_array = array();
 207
 208     if ($uid_support) {
 209         if (isset($mbxresponse['UIDNEXT']) && $mbxresponse['UIDNEXT']) {
 210                 $uidnext = $mbxresponse['UIDNEXT']-1;
 211         } else {
 212             $uidnext = '*';
 213         }
 214         $query = "SEARCH UID 1:$uidnext";
 215         $uids = sqimap_run_command ($imap_stream, $query, true, $response, $message, true);
 216         if (isset($uids[0])) {
 217             if (preg_match("/^\* SEARCH (.+)$/", $uids[0], $regs)) {
 218                 $php_sort_array = preg_split("/ /", trim($regs[1]));
 219             }
 220         }
 221         if (!preg_match("/OK/", $response)) {
 222             $php_sort_array = 'no';
 223         }
 224     } else {
 225        $qty = $mbxresponse['EXISTS'];
 226        $php_sort_array = range(1, $qty);
 227     }
 228     sqsession_register($php_sort_array, 'php_sort_array');
 229     return $php_sort_array;
 230 }
 231
 232
 233 /* returns an indent array for printMessageinfo()
 234    this represents the amount of indent needed (value)
 235    for this message number (key)
 236 */
 237
 238 function get_parent_level ($imap_stream) {
 239     global $sort_by_ref, $default_charset, $thread_new;
 240         $parent = "";
 241         $child = "";
 242         $cutoff = 0;
 243
 244     /* loop through the threads and take unwanted characters out
 245        of the thread string then chop it up
 246      */
 247     for ($i=0;$i<count($thread_new);$i++) {
 248         $thread_new[$i] = preg_replace("/\s\(/", "(", $thread_new[$i]);
 249         $thread_new[$i] = preg_replace("/(\d+)/", "$1|", $thread_new[$i]);
 250         $thread_new[$i] = preg_split("/\|/", $thread_new[$i], -1, PREG_SPLIT_NO_EMPTY);
 251     }
 252     $indent_array = array();
 253         if (!$thread_new) {
 254             $thread_new = array();
 255         }
 256     /* looping through the parts of one message thread */
 257
 258     for ($i=0;$i<count($thread_new);$i++) {
 259     /* first grab the parent, it does not indent */
 260
 261         if (isset($thread_new[$i][0])) {
 262             if (preg_match("/(\d+)/", $thread_new[$i][0], $regs)) {
 263                 $parent = $regs[1];
 264             }
 265         }
 266         $indent_array[$parent] = 0;
 267
 268     /* now the children, checking each thread portion for
 269        ),(, and space, adjusting the level and space values
 270        to get the indent level
 271     */
 272         $level = 0;
 273         $spaces = array();
 274         $spaces_total = 0;
 275         $indent = 0;
 276         $fake = FALSE;
 277         for ($k=1;$k<(count($thread_new[$i]))-1;$k++) {
 278             $chars = count_chars($thread_new[$i][$k], 1);
 279             if (isset($chars['40'])) {       /* testing for ( */
 280                 $level = $level + $chars['40'];
 281             }
 282             if (isset($chars['41'])) {      /* testing for ) */
 283                 $level = $level - $chars['41'];
 284                 $spaces[$level] = 0;
 285                 /* if we were faking lets stop, this portion
 286                    of the thread is over
 287                 */
 288                 if ($level == $cutoff) {
 289                     $fake = FALSE;
 290                 }
 291             }
 292             if (isset($chars['32'])) {      /* testing for space */
 293                 if (!isset($spaces[$level])) {
 294                     $spaces[$level] = 0;
 295                 }
 296                 $spaces[$level] = $spaces[$level] + $chars['32'];
 297             }
 298             for ($x=0;$x<=$level;$x++) {
 299                 if (isset($spaces[$x])) {
 300                     $spaces_total = $spaces_total + $spaces[$x];
 301                 }
 302             }
 303             $indent = $level + $spaces_total;
 304             /* must have run into a message that broke the thread
 305                so we are adjusting for that portion
 306             */
 307             if ($fake == TRUE) {
 308                 $indent = $indent +1;
 309             }
 310             if (preg_match("/(\d+)/", $thread_new[$i][$k], $regs)) {
 311                 $child = $regs[1];
 312             }
 313             /* the thread must be broken if $indent == 0
 314                so indent the message once and start faking it
 315             */
 316             if ($indent == 0) {
 317                 $indent = 1;
 318                 $fake = TRUE;
 319                 $cutoff = $level;
 320             }
 321             /* dont need abs but if indent was negative
 322                errors would occur
 323             */
 324             $indent_array[$child] = abs($indent);
 325             $spaces_total = 0;
 326         }
 327     }
 328     return $indent_array;
 329 }
 330
 331
 332 /* returns an array with each element as a string
 333    representing one message thread as returned by
 334    the IMAP server
 335 */
 336
 337 function get_thread_sort ($imap_stream) {
 338     global $thread_new, $sort_by_ref, $default_charset, $server_sort_array, $uid_support;
 339     if (sqsession_is_registered('thread_new')) {
 340         sqsession_unregister('thread_new');
 341     }
 342     if (sqsession_is_registered('server_sort_array')) {
 343         sqsession_unregister('server_sort_array');
 344     }
 345     $thread_temp = array ();
 346     if ($sort_by_ref == 1) {
 347         $sort_type = 'REFERENCES';
 348     }
 349     else {
 350         $sort_type = 'ORDEREDSUBJECT';
 351     }
 352     $query = "THREAD $sort_type ".strtoupper($default_charset)." ALL";
 353     $thread_test = sqimap_run_command ($imap_stream, $query, true, $response, $message, $uid_support);
 354     if (isset($thread_test[0])) {
 355         if (preg_match("/^\* THREAD (.+)$/", $thread_test[0], $regs)) {
 356             $thread_list = trim($regs[1]);
 357         }
 358     }
 359     else {
 360        $thread_list = "";
 361     }
 362     if (!preg_match("/OK/", $response)) {
 363        $server_sort_array = 'no';
 364        return $server_sort_array;
 365     }
 366     if (isset($thread_list)) {
 367         $thread_temp = preg_split("//", $thread_list, -1, PREG_SPLIT_NO_EMPTY);
 368     }
 369     $char_count = count($thread_temp);
 370     $counter = 0;
 371     $thread_new = array();
 372     $k = 0;
 373     $thread_new[0] = "";
 374     for ($i=0;$i<$char_count;$i++) {
 375             if ($thread_temp[$i] != ')' && $thread_temp[$i] != '(') {
 376                     $thread_new[$k] = $thread_new[$k] . $thread_temp[$i];
 377             }
 378             elseif ($thread_temp[$i] == '(') {
 379                     $thread_new[$k] .= $thread_temp[$i];
 380                     $counter++;
 381             }
 382             elseif ($thread_temp[$i] == ')') {
 383                     if ($counter > 1) {
 384                             $thread_new[$k] .= $thread_temp[$i];
 385                             $counter = $counter - 1;
 386                     }
 387                     else {
 388                             $thread_new[$k] .= $thread_temp[$i];
 389                             $k++;
 390                             $thread_new[$k] = "";
 391                             $counter = $counter - 1;
 392                     }
 393             }
 394     }
 395     sqsession_register($thread_new, 'thread_new');
 396     $thread_new = array_reverse($thread_new);
 397     $thread_list = implode(" ", $thread_new);
 398     $thread_list = str_replace("(", " ", $thread_list);
 399     $thread_list = str_replace(")", " ", $thread_list);
 400     $thread_list = preg_split("/\s/", $thread_list, -1, PREG_SPLIT_NO_EMPTY);
 401     $server_sort_array = $thread_list;
 402     sqsession_register($server_sort_array, 'server_sort_array');
 403     return $thread_list;
 404 }
 405
 406
 407 function elapsedTime($start) {
 408  $stop = gettimeofday();
 409  $timepassed =  1000000 * ($stop['sec'] - $start['sec']) + $stop['usec'] - $start['usec'];
 410  return $timepassed;
 411 }
 412
 413 // only used in sqimap_get_small_header_list
 414 function parseString($read,&$i) {
 415     $char = $read{$i};
 416     $s = '';
 417     if ($char == '"') {
 418        $iPos = ++$i;
 419        while (true) {
 420           $iPos = strpos($read,'"',$iPos);
 421           if (!$iPos) break;
 422              if ($iPos && $read{$iPos -1} != '\\') {
 423                 $s = substr($read,$i,($iPos-$i));
 424                 $i = $iPos;
 425                 break;
 426              }
 427              $iPos++;
 428              if ($iPos > strlen($read)) {
 429                 break;
 430              }
 431        }
 432     } else if ($char == '{') {
 433         $lit_cnt = '';
 434         ++$i;
 435         $iPos = strpos($read,'}',$i);
 436         if ($iPos) {
 437            $lit_cnt = substr($read, $i, $iPos - $i);
 438            $i += strlen($lit_cnt) + 3; /* skip } + \r + \n */
 439            /* Now read the literal */
 440            $s = ($lit_cnt ? substr($read,$i,$lit_cnt): '');
 441            $i += $lit_cnt;
 442            /* temp bugfix (SM 1.5 will have a working clean version)
 443               too much work to implement that version right now */
 444            --$i;
 445          } else { /* should never happen */
 446             $i += 3; /* } + \r + \n */
 447             $s = '';
 448          }
 449     } else {
 450        return false;
 451     }
 452     ++$i;
 453     return $s;
 454 }
 455
 456 // only used in sqimap_get_small_header_list
 457 function parseArray($read,&$i) {
 458     $i = strpos($read,'(',$i);
 459     $i_pos = strpos($read,')',$i);
 460     $s = substr($read,$i+1,$i_pos - $i -1);
 461     $a = explode(' ',$s);
 462     if ($i_pos) {
 463         $i = $i_pos+1;
 464         return $a;
 465     } else {
 466         return false;
 467     }
 468 }
 469
 470 function sqimap_get_small_header_list ($imap_stream, $msg_list, $show_num=false) {
 471     global $squirrelmail_language, $color, $data_dir, $username, $imap_server_type;
 472     global $uid_support, $allow_server_sort;
 473     /* Get the small headers for each message in $msg_list */
 474     $maxmsg = sizeof($msg_list);
 475     if ($show_num != '999999') {
 476         $msgs_str = sqimap_message_list_squisher($msg_list);
 477     } else {
 478         $msgs_str = '1:*';
 479     }
 480     $messages = array();
 481     $read_list = array();
 482
 483     /*
 484      * We need to return the data in the same order as the caller supplied
 485      * in $msg_list, but IMAP servers are free to return responses in
 486      * whatever order they wish... So we need to re-sort manually
 487      */
 488     for ($i = 0; $i < sizeof($msg_list); $i++) {
 489         $messages["$msg_list[$i]"] = array();
 490     }
 491
 492     $internaldate = getPref($data_dir, $username, 'internal_date_sort');
 493     if ($internaldate) {
 494         $query = "FETCH $msgs_str (FLAGS UID RFC822.SIZE INTERNALDATE BODY.PEEK[HEADER.FIELDS (Date To Cc From Subject X-Priority Content-Type)])";
 495     } else {
 496         $query = "FETCH $msgs_str (FLAGS UID RFC822.SIZE BODY.PEEK[HEADER.FIELDS (Date To Cc From Subject X-Priority Content-Type)])";
 497     }
 498     $read_list = sqimap_run_command_list ($imap_stream, $query, true, $response, $message, $uid_support);
 499     $i = 0;
 500
 501     foreach ($read_list as $r) {
 502         $subject = _("(no subject)");
 503         $from = _("Unknown Sender");
 504         $priority = 0;
 505         $messageid = '<>';
 506         $cc = $to = $date = $type[0] = $type[1] = $inrepto = '';
 507         $flag_seen = $flag_answered = $flag_deleted = $flag_flagged = false;
 508
 509         $read = implode('',$r);
 510
 511         /*
 512             * #id<space>FETCH<space>(
 513         */
 514
 515         /* extract the message id */
 516         $i_space = strpos($read,' ',2);
 517         $id = substr($read,2,$i_space-2);
 518         $fetch = substr($read,$i_space+1,5);
 519         if (!is_numeric($id) && $fetch !== 'FETCH') {
 520             set_up_language($squirrelmail_language);
 521             echo '<br><b><font color=$color[2]>' .
 522                  _("ERROR : Could not complete request.") .
 523                  '</b><br>' .
 524                  _("Unknown response from IMAP server: ") . ' 1.' .
 525                  htmlspecialchars($read) . "</font><br>\n";
 526                  break;
 527         }
 528         $i = strpos($read,'(',$i_space+5);
 529         $read = substr($read,$i+1);
 530         $i_len = strlen($read);
 531         $i = 0;
 532         while ($i < $i_len && $i !== false) {
 533             /* get argument */
 534             $read = trim(substr($read,$i));
 535             $i_len = strlen($read);
 536             $i = strpos($read,' ');
 537             $arg = substr($read,0,$i);
 538             ++$i;
 539             switch ($arg)
 540             {
 541             case 'UID':
 542                 $i_pos = strpos($read,' ',$i);
 543                 if (!$i_pos) {
 544                     $i_pos = strpos($read,')',$i);
 545                 }
 546                 if ($i_pos) {
 547                     $unique_id = substr($read,$i,$i_pos-$i);
 548                     $i = $i_pos+1;
 549                 } else {
 550                     break 3;
 551                 }
 552                 break;
 553             case 'FLAGS':
 554                 $flags = parseArray($read,$i);
 555                 if (!$flags) break 3;
 556                 foreach ($flags as $flag) {
 557                     $flag = strtolower($flag);
 558                     switch ($flag)
 559                     {
 560                     case '\\seen': $flag_seen = true; break;
 561                     case '\\answered': $flag_answered = true; break;
 562                     case '\\deleted': $flag_deleted = true; break;
 563                     case '\\flagged': $flag_flagged = true; break;
 564                     default: break;
 565                     }
 566                 }
 567                 break;
 568             case 'RFC822.SIZE':
 569                 $i_pos = strpos($read,' ',$i);
 570                 if (!$i_pos) {
 571                     $i_pos = strpos($read,')',$i);
 572                 }
 573                 if ($i_pos) {
 574                     $size = substr($read,$i,$i_pos-$i);
 575                     $i = $i_pos+1;
 576                 } else {
 577                     break 3;
 578                 }
 579
 580                 break;
 581             case 'INTERNALDATE':
 582                 $date = parseString($read,$i);
 583                 //if ($tmpdate === false) break 3;
 584                 //$tmpdate = str_replace('  ',' ',$tmpdate);
 585                 //$tmpdate = explode(' ',$tmpdate);
 586                 //$date = str_replace('-',' ',$tmpdate[0]) . " " .
 587                 //                            $tmpdate[1] . ' ' . $tmpdate[2];
 588                 break;
 589             case 'BODY.PEEK[HEADER.FIELDS':
 590             case 'BODY[HEADER.FIELDS':
 591                 $i = strpos($read,'{',$i);
 592                 $header = parseString($read,$i);
 593                 if ($header === false) break 3;
 594                 /* First we unfold the header */
 595                 $hdr = trim(str_replace(array("\r\n\t", "\r\n "),array('', ''), $header));
 596                 /* Now we can make a new header array with */
 597                 /* each element representing a headerline  */
 598                 $hdr = explode("\r\n" , $hdr);
 599                 foreach ($hdr as $line) {
 600                     $pos = strpos($line, ':');
 601                     if ($pos > 0) {
 602                         $field = strtolower(substr($line, 0, $pos));
 603                         if (!strstr($field,' ')) { /* valid field */
 604                             $value = trim(substr($line, $pos+1));
 605                             switch($field)
 606                             {
 607                             case 'to': $to = $value; break;
 608                             case 'cc': $cc = $value; break;
 609                             case 'from': $from = $value; break;
 610                             case 'date': $date = $value; break;
 611                             case 'x-priority': $priority = $value; break;
 612                             case 'subject':
 613                                 $subject = $value;
 614                                 if ($subject == "") {
 615                                     $subject = _("(no subject)");
 616                                 }
 617                                 break;
 618                             case 'content-type':
 619                                 $type = $value;
 620                                 if ($pos = strpos($type, ";")) {
 621                                     $type = substr($type, 0, $pos);
 622                                 }
 623                                 $type = explode("/", $type);
 624                                 if(!is_array($type)) {
 625                                     $type[0] = 'text';
 626                                 }
 627                                 if (!isset($type[1])) {
 628                                     $type[1] = '';
 629                                 }
 630                                 break;
 631                             default: break;
 632                             }
 633                         }
 634                     }
 635                 }
 636                 break;
 637             default:
 638                 ++$i;
 639                 break;
 640             }
 641         }
 642         if (isset($date)) {
 643             $date = str_replace('  ', ' ', $date);
 644             $tmpdate  = explode(' ', trim($date));
 645         } else {
 646             $tmpdate = $date = array('', '', '', '', '', '');
 647         }
 648         if ($uid_support) {
 649             $msgi ="$unique_id";
 650             $messages[$msgi]['ID'] = $unique_id;
 651         } else {
 652             $msgi = "$id";
 653             $messages[$msgi]['ID'] = $id;
 654         }
 655         $messages[$msgi]['TIME_STAMP'] = getTimeStamp($tmpdate);
 656         $messages[$msgi]['DATE_STRING'] = getDateString($messages[$msgi]['TIME_STAMP']);
 657         $messages[$msgi]['FROM'] = $from; //parseAddress($from);
 658         $messages[$msgi]['SUBJECT'] = $subject;
 659 //        if (handleAsSent($mailbox)) {
 660             $messages[$msgi]['TO'] = $to; //parseAddress($to);
 661 //        }
 662         $messages[$msgi]['PRIORITY'] = $priority;
 663         $messages[$msgi]['CC'] = $cc; //parseAddress($cc);
 664         $messages[$msgi]['SIZE'] = $size;
 665         $messages[$msgi]['TYPE0'] = $type[0];
 666         $messages[$msgi]['FLAG_DELETED'] = $flag_deleted;
 667         $messages[$msgi]['FLAG_ANSWERED'] = $flag_answered;
 668         $messages[$msgi]['FLAG_SEEN'] = $flag_seen;
 669         $messages[$msgi]['FLAG_FLAGGED'] = $flag_flagged;
 670
 671         /* non server sort stuff */
 672         if (!$allow_server_sort) {
 673            $from = parseAddress($from);
 674            if ($from[0][1]) {
 675               $from = decodeHeader($from[0][1]);
 676            } else {
 677               $from = $from[0][0];
 678            }
 679            $messages[$msgi]['FROM-SORT'] = $from;
 680            $subject_sort = strtolower(decodeHeader($subject));
 681            if (preg_match("/^(vedr|sv|re|aw):\s*(.*)$/si", $subject_sort, $matches)){
 682                 $messages[$msgi]['SUBJECT-SORT'] = $matches[2];
 683            } else {
 684                $messages[$msgi]['SUBJECT-SORT'] = $subject_sort;
 685            }
 686         }
 687         ++$msgi;
 688     }
 689     array_reverse($messages);
 690     $new_messages = array();
 691     foreach ($messages as $i =>$message) {
 692         $new_messages[] = $message;
 693     }
 694     return $new_messages;
 695 }
 696
 697 // obsolete?
 698 function sqimap_get_headerfield($imap_stream, $field) {
 699     global $uid_support;
 700     $sid = sqimap_session_id(false);
 701
 702     $results = array();
 703     $read_list = array();
 704
 705     $query = "FETCH 1:* (UID BODY.PEEK[HEADER.FIELDS ($field)])";
 706     $readin_list = sqimap_run_command_list ($imap_stream, $query, true, $response, $message, $uid_support);
 707     $i = 0;
 708
 709     foreach ($readin_list as $r) {
 710         $r = implode('',$r);
 711         /* first we unfold the header */
 712         $r = str_replace(array("\r\n\t","\r\n\s"),array('',''),$r);
 713         /*
 714          * now we can make a new header array with each element representing
 715          * a headerline
 716          */
 717         $r = explode("\r\n" , $r);
 718         if (!$uid_support) {
 719             if (!preg_match("/^\\*\s+([0-9]+)\s+FETCH/iAU",$r[0], $regs)) {
 720                 set_up_language($squirrelmail_language);
 721                 echo '<br><b><font color=$color[2]>' .
 722                       _("ERROR : Could not complete request.") .
 723                       '</b><br>' .
 724                       _("Unknown response from IMAP server: ") . ' 1.' .
 725                       $r[0] . "</font><br>\n";
 726             } else {
 727                 $id = $regs[1];
 728             }
 729         } else {
 730             if (!preg_match("/^\\*\s+([0-9]+)\s+FETCH.*UID\s+([0-9]+)\s+/iAU",$r[0], $regs)) {
 731                 set_up_language($squirrelmail_language);
 732                 echo '<br><b><font color=$color[2]>' .
 733                      _("ERROR : Could not complete request.") .
 734                      '</b><br>' .
 735                      _("Unknown response from IMAP server: ") . ' 1.' .
 736                      $r[0] . "</font><br>\n";
 737             } else {
 738                 $id = $regs[2];
 739             }
 740         }
 741         $field = $r[1];
 742         $field = substr($field,strlen($field)+2);
 743         $result[] = array($id,$field);
 744     }
 745     return $result;
 746 }
 747
 748
 749
 750
 751
 752 /*
 753  * Returns a message array with all the information about a message.
 754  * See the documentation folder for more information about this array.
 755  */
 756 function sqimap_get_message ($imap_stream, $id, $mailbox) {
 757     global $uid_support;
 758
 759     $flags = array();
 760     $read = sqimap_run_command ($imap_stream, "FETCH $id (FLAGS BODYSTRUCTURE)", true, $response, $message, $uid_support);
 761     if ($read) {
 762         if (preg_match('/.+FLAGS\s\((.*)\)\s/AUi',$read[0],$regs)) {
 763             if (trim($regs[1])) {
 764                 $flags = preg_split('/ /', $regs[1],-1,'PREG_SPLIT_NI_EMPTY');
 765             }
 766         }
 767     } else {
 768         /* the message was not found, maybe the mailbox was modified? */
 769         global $sort, $startMessage, $color;
 770
 771         $errmessage = _("The server couldn't find the message you requested.") .
 772               '<p>'._("Most probably your message list was out of date and the message has been moved away or deleted (perhaps by another program accessing the same mailbox).");
 773         /* this will include a link back to the message list */
 774         error_message($errmessage, $mailbox, $sort, $startMessage, $color);
 775         exit;
 776     }
 777     $bodystructure = implode('',$read);
 778     $msg =  mime_structure($bodystructure,$flags);
 779     $read = sqimap_run_command ($imap_stream, "FETCH $id BODY[HEADER]", true, $response, $message, $uid_support);
 780     $rfc822_header = new Rfc822Header();
 781     $rfc822_header->parseHeader($read);
 782     $msg->rfc822_header = $rfc822_header;
 783     return $msg;
 784 }
 785
 786 /* Wrapper function that reformats the header information. */
 787 // obsolete?
 788 function sqimap_get_message_header ($imap_stream, $id, $mailbox) {
 789     global $uid_support;
 790     $read = sqimap_run_command ($imap_stream, "FETCH $id BODY[HEADER]", true, $response, $message, $uid_support);
 791     $header = sqimap_get_header($imap_stream, $read);
 792     $header->id = $id;
 793     $header->mailbox = $mailbox;
 794     return $header;
 795 }
 796
 797 /* Wrapper function that reformats the entity header information. */
 798 // obsolete?
 799 function sqimap_get_ent_header ($imap_stream, $id, $mailbox, $ent) {
 800     global $uid_support;
 801     $read = sqimap_run_command ($imap_stream, "FETCH $id BODY[$ent.HEADER]", true, $response, $message, $uid_support);
 802     $header = sqimap_get_header($imap_stream, $read);
 803     $header->id = $id;
 804     $header->mailbox = $mailbox;
 805     return $header;
 806 }
 807
 808 /* function to get the mime headers */
 809 // obsolete?
 810 function sqimap_get_mime_ent_header ($imap_stream, $id, $mailbox, $ent) {
 811     global $uid_support;
 812     $read = sqimap_run_command ($imap_stream, "FETCH $id:$id BODY[$ent.MIME]", true, $response, $message, $uid_support);
 813     $header = sqimap_get_header($imap_stream, $read);
 814     $header->id = $id;
 815     $header->mailbox = $mailbox;
 816     return $header;
 817 }
 818
 819 ?>