functions/imap_messages.php

   1 <?php
   2
   3 /**
   4  * imap_messages.php
   5  *
   6  * Copyright (c) 1999-2004 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  * NOTE: Quite a few functions in this file are obsolete
  11  *
  12  * @version $Id$
  13  * @package squirrelmail
  14  * @subpackage imap
  15  */
  16
  17 /**
  18  * Copies specified messages to specified folder
  19  * @param int $imap_stream The resource ID for the IMAP connection
  20  * @param string $start Beginning of range to copy
  21  * @param string $end End of the range to copy
  22  * @param string $mailbox Which box to copy to
  23  * @deprecated This function is obsolete and should not be used
  24  */
  25 function sqimap_messages_copy ($imap_stream, $start, $end, $mailbox) {
  26     $read = sqimap_run_command ($imap_stream, "COPY $start:$end " . sqimap_encode_mailbox_name($mailbox), true, $response, $message, TRUE);
  27 }
  28
  29 /**
  30 * copy a range of messages ($id) to another mailbox ($mailbox)
  31 * @param int $imap_stream The resource ID for the IMAP socket
  32 * @param string $id The list of messages to copy
  33 * @param string $mailbox The destination to copy to
  34 * @return void
  35 */
  36 function sqimap_msgs_list_copy ($imap_stream, $id, $mailbox) {
  37     $msgs_id = sqimap_message_list_squisher($id);
  38     $read = sqimap_run_command ($imap_stream, "COPY $msgs_id " . sqimap_encode_mailbox_name($mailbox), true, $response, $message, TRUE);
  39 }
  40
  41 /**
  42 * move a range of messages ($id) to another mailbox. Deletes the originals.
  43 * @param int $imap_stream The resource ID for the IMAP socket
  44 * @param string $id The list of messages to move
  45 * @param string $mailbox The destination to move to
  46 * @return void
  47 */
  48 function sqimap_msgs_list_move ($imap_stream, $id, $mailbox) {
  49     $msgs_id = sqimap_message_list_squisher($id);
  50     $read = sqimap_run_command ($imap_stream, "COPY $msgs_id " . sqimap_encode_mailbox_name($mailbox), true, $response, $message, TRUE);
  51     $read = sqimap_run_command ($imap_stream, "STORE $msgs_id +FLAGS (\\Deleted)", true, $response,$message, TRUE);
  52 }
  53
  54
  55 /**
  56  * Deletes specified messages and moves them to trash if possible
  57  * @deprecated This function is obsolete and should no longer be used
  58  * @param int $imap_steam The resource ID for the IMAP connection
  59  * @param string $start Start of range
  60  * @param string $end End of range
  61  * @param string $mailbox Mailbox messages are being deleted from
  62  * @return void
  63  */
  64 function sqimap_messages_delete ($imap_stream, $start, $end, $mailbox, $bypass_trash=false) {
  65     global $move_to_trash, $trash_folder, $auto_expunge;
  66
  67     if (($move_to_trash == true) && ($bypass_trash != true) &&
  68         (sqimap_mailbox_exists($imap_stream, $trash_folder) && ($mailbox != $trash_folder))) {
  69         sqimap_messages_copy ($imap_stream, $start, $end, $trash_folder);
  70     }
  71     sqimap_messages_flag ($imap_stream, $start, $end, "Deleted", true);
  72 }
  73
  74 function sqimap_msgs_list_delete ($imap_stream, $mailbox, $id, $bypass_trash=false) {
  75     global $move_to_trash, $trash_folder;
  76     $msgs_id = sqimap_message_list_squisher($id);
  77     if (($move_to_trash == true) && ($bypass_trash != true) &&
  78         (sqimap_mailbox_exists($imap_stream, $trash_folder) &&  ($mailbox != $trash_folder)) ) {
  79         $read = sqimap_run_command ($imap_stream, "COPY $msgs_id " . sqimap_encode_mailbox_name($trash_folder), true, $response, $message, TRUE);
  80     }
  81     $read = sqimap_run_command ($imap_stream, "STORE $msgs_id +FLAGS (\\Deleted)", true, $response, $message, TRUE);
  82 }
  83
  84
  85 /**
  86  * Sets the specified messages with specified flag
  87  */
  88 function sqimap_messages_flag ($imap_stream, $start, $end, $flag, $handle_errors) {
  89     $read = sqimap_run_command ($imap_stream, "STORE $start:$end +FLAGS (\\$flag)", $handle_errors, $response, $message, TRUE);
  90 }
  91
  92 function sqimap_toggle_flag($imap_stream, $id, $flag, $set, $handle_errors) {
  93     $msgs_id = sqimap_message_list_squisher($id);
  94     $set_string = ($set ? '+' : '-');
  95     $read = sqimap_run_command ($imap_stream, "STORE $msgs_id ".$set_string."FLAGS ($flag)", $handle_errors, $response, $message, TRUE);
  96 }
  97
  98 /** @deprecated */
  99 function sqimap_get_small_header ($imap_stream, $id, $sent) {
 100     $res = sqimap_get_small_header_list($imap_stream, $id, $sent);
 101     return $res[0];
 102 }
 103
 104 /**
 105  * Sort the message list and crunch to be as small as possible
 106  * (overflow could happen, so make it small if possible)
 107  */
 108 function sqimap_message_list_squisher($messages_array) {
 109     if( !is_array( $messages_array ) ) {
 110         return $messages_array;
 111     }
 112
 113     sort($messages_array, SORT_NUMERIC);
 114     $msgs_str = '';
 115     while ($messages_array) {
 116         $start = array_shift($messages_array);
 117         $end = $start;
 118         while (isset($messages_array[0]) && $messages_array[0] == $end + 1) {
 119             $end = array_shift($messages_array);
 120         }
 121         if ($msgs_str != '') {
 122             $msgs_str .= ',';
 123         }
 124         $msgs_str .= $start;
 125         if ($start != $end) {
 126             $msgs_str .= ':' . $end;
 127         }
 128     }
 129     return $msgs_str;
 130 }
 131
 132 /**
 133  * Get sort order from server and return it as the $id array for mailbox_display.
 134  */
 135 function sqimap_get_sort_order ($imap_stream, $sort, $mbxresponse) {
 136     global  $default_charset, $thread_sort_messages,
 137             $internal_date_sort, $server_sort_array,
 138             $sent_folder, $mailbox;
 139
 140     if (sqsession_is_registered('server_sort_array')) {
 141         sqsession_unregister('server_sort_array');
 142     }
 143
 144     $sort_on = array();
 145     $reverse = 0;
 146     $server_sort_array = array();
 147     $sort_test = array();
 148     $sort_query = '';
 149
 150     if ($sort == 6) {
 151         if (isset($mbxresponse['UIDNEXT']) && $mbxresponse['UIDNEXT']) {
 152             $uidnext = $mbxresponse['UIDNEXT']-1;
 153         } else {
 154             $uidnext = '*';
 155         }
 156         $query = "SEARCH UID 1:$uidnext";
 157         $uids = sqimap_run_command ($imap_stream, $query, true, $response, $message, true);
 158         if (isset($uids[0])) {
 159             if (preg_match("/^\* SEARCH (.+)$/", $uids[0], $regs)) {
 160                 $server_sort_array = preg_split("/ /", trim($regs[1]));
 161             }
 162         }
 163         if (!preg_match("/OK/", $response)) {
 164             $server_sort_array = 'no';
 165         }
 166         $server_sort_array = array_reverse($server_sort_array);
 167         sqsession_register($server_sort_array, 'server_sort_array');
 168         return $server_sort_array;
 169     }
 170
 171     $sort_on = array (0=> 'DATE',
 172                       1=> 'DATE',
 173                       2=> 'FROM',
 174                       3=> 'FROM',
 175                       4=> 'SUBJECT',
 176                       5=> 'SUBJECT');
 177     if ($internal_date_sort == true) {
 178         $sort_on[0] = 'ARRIVAL';
 179         $sort_on[1] = 'ARRIVAL';
 180     }
 181     if ($sent_folder == $mailbox) {
 182         $sort_on[2] = 'TO';
 183         $sort_on[3] = 'TO';
 184     }
 185     if (!empty($sort_on[$sort])) {
 186         $query = "SORT ($sort_on[$sort]) ".strtoupper($default_charset).' ALL';
 187         $sort_test = sqimap_run_command ($imap_stream, $query, true, $response, $message, TRUE);
 188     }
 189     if (isset($sort_test[0])) {
 190       for ($i=0,$iCnt=count($sort_test);$i<$iCnt;++$i) {
 191         if (preg_match("/^\* SORT (.+)$/", $sort_test[$i], $regs)) {
 192             $server_sort_array = preg_split("/ /", trim($regs[1]));
 193             break;
 194         }
 195       }
 196     }
 197     if ($sort == 0 || $sort == 2 || $sort == 4) {
 198        $server_sort_array = array_reverse($server_sort_array);
 199     }
 200     if (!preg_match("/OK/", $response)) {
 201        $server_sort_array = 'no';
 202     }
 203     sqsession_register($server_sort_array, 'server_sort_array');
 204     return $server_sort_array;
 205 }
 206
 207 /**
 208  * Get sort order from server if server does not have the SORT extension
 209  * and return it as array for mailbox_display.
 210  *
 211  * @param  resource $imap_stream
 212  * @param  array    $mbxresponse response from a sqimap_mailbox_select
 213  * @return array    $php_sort_array
 214  */
 215 function sqimap_get_php_sort_order ($imap_stream, $mbxresponse) {
 216
 217     if (sqsession_is_registered('php_sort_array')) {
 218         sqsession_unregister('php_sort_array');
 219     }
 220
 221     $php_sort_array = array();
 222
 223     if (isset($mbxresponse['UIDNEXT']) && $mbxresponse['UIDNEXT']) {
 224             $uidnext = $mbxresponse['UIDNEXT']-1;
 225     } else {
 226         $uidnext = '*';
 227     }
 228     $query = "SEARCH UID 1:$uidnext";
 229     $uids = sqimap_run_command ($imap_stream, $query, true, $response, $message, true);
 230     if (isset($uids[0])) {
 231         $php_sort_array = array();
 232         // EIMS workaround. EIMS returns the result as multiple untagged SEARCH responses
 233         foreach($uids as $line) {
 234             if (preg_match("/^\* SEARCH (.+)$/", $line, $regs)) {
 235                  $php_sort_array += preg_split("/ /", trim($regs[1]));
 236             }
 237         }
 238     }
 239     if (!preg_match("/OK/", $response)) {
 240         $php_sort_array = 'no';
 241     }
 242     sqsession_register($php_sort_array, 'php_sort_array');
 243     return $php_sort_array;
 244 }
 245
 246
 247 /**
 248  * Returns an indent array for printMessageinfo()
 249  * This represents the amount of indent needed (value),
 250  * for this message number (key)
 251  */
 252 function get_parent_level ($imap_stream) {
 253     global $sort_by_ref, $default_charset, $thread_new;
 254     $parent = '';
 255     $child  = '';
 256     $cutoff = 0;
 257
 258     /* loop through the threads and take unwanted characters out
 259        of the thread string then chop it up
 260      */
 261     for ($i=0;$i<count($thread_new);$i++) {
 262         $thread_new[$i] = preg_replace("/\s\(/", "(", $thread_new[$i]);
 263         $thread_new[$i] = preg_replace("/(\d+)/", "$1|", $thread_new[$i]);
 264         $thread_new[$i] = preg_split("/\|/", $thread_new[$i], -1, PREG_SPLIT_NO_EMPTY);
 265     }
 266     $indent_array = array();
 267         if (!$thread_new) {
 268             $thread_new = array();
 269         }
 270     /* looping through the parts of one message thread */
 271
 272     for ($i=0;$i<count($thread_new);$i++) {
 273     /* first grab the parent, it does not indent */
 274
 275         if (isset($thread_new[$i][0])) {
 276             if (preg_match("/(\d+)/", $thread_new[$i][0], $regs)) {
 277                 $parent = $regs[1];
 278             }
 279         }
 280         $indent_array[$parent] = 0;
 281
 282     /* now the children, checking each thread portion for
 283        ),(, and space, adjusting the level and space values
 284        to get the indent level
 285     */
 286         $level = 0;
 287         $spaces = array();
 288         $spaces_total = 0;
 289         $indent = 0;
 290         $fake = FALSE;
 291         for ($k=1;$k<(count($thread_new[$i]))-1;$k++) {
 292             $chars = count_chars($thread_new[$i][$k], 1);
 293             if (isset($chars['40'])) {       /* testing for ( */
 294                 $level = $level + $chars['40'];
 295             }
 296             if (isset($chars['41'])) {      /* testing for ) */
 297                 $level = $level - $chars['41'];
 298                 $spaces[$level] = 0;
 299                 /* if we were faking lets stop, this portion
 300                    of the thread is over
 301                 */
 302                 if ($level == $cutoff) {
 303                     $fake = FALSE;
 304                 }
 305             }
 306             if (isset($chars['32'])) {      /* testing for space */
 307                 if (!isset($spaces[$level])) {
 308                     $spaces[$level] = 0;
 309                 }
 310                 $spaces[$level] = $spaces[$level] + $chars['32'];
 311             }
 312             for ($x=0;$x<=$level;$x++) {
 313                 if (isset($spaces[$x])) {
 314                     $spaces_total = $spaces_total + $spaces[$x];
 315                 }
 316             }
 317             $indent = $level + $spaces_total;
 318             /* must have run into a message that broke the thread
 319                so we are adjusting for that portion
 320             */
 321             if ($fake == TRUE) {
 322                 $indent = $indent +1;
 323             }
 324             if (preg_match("/(\d+)/", $thread_new[$i][$k], $regs)) {
 325                 $child = $regs[1];
 326             }
 327             /* the thread must be broken if $indent == 0
 328                so indent the message once and start faking it
 329             */
 330             if ($indent == 0) {
 331                 $indent = 1;
 332                 $fake = TRUE;
 333                 $cutoff = $level;
 334             }
 335             /* dont need abs but if indent was negative
 336                errors would occur
 337             */
 338             $indent_array[$child] = abs($indent);
 339             $spaces_total = 0;
 340         }
 341     }
 342     return $indent_array;
 343 }
 344
 345
 346 /**
 347  * Returns an array with each element as a string representing one
 348  * message-thread as returned by the IMAP server.
 349  */
 350 function get_thread_sort ($imap_stream) {
 351     global $thread_new, $sort_by_ref, $default_charset, $server_sort_array;
 352     if (sqsession_is_registered('thread_new')) {
 353         sqsession_unregister('thread_new');
 354     }
 355     if (sqsession_is_registered('server_sort_array')) {
 356         sqsession_unregister('server_sort_array');
 357     }
 358     $thread_temp = array ();
 359     if ($sort_by_ref == 1) {
 360         $sort_type = 'REFERENCES';
 361     }
 362     else {
 363         $sort_type = 'ORDEREDSUBJECT';
 364     }
 365     $query = "THREAD $sort_type ".strtoupper($default_charset)." ALL";
 366     $thread_test = sqimap_run_command ($imap_stream, $query, true, $response, $message, TRUE);
 367     if (isset($thread_test[0])) {
 368         for ($i=0,$iCnt=count($thread_test);$i<$iCnt;++$i) {
 369            if (preg_match("/^\* THREAD (.+)$/", $thread_test[$i], $regs)) {
 370               $thread_list = trim($regs[1]);
 371               break;
 372            }
 373         }
 374     }
 375     else {
 376        $thread_list = "";
 377     }
 378     if (!preg_match("/OK/", $response)) {
 379        $server_sort_array = 'no';
 380        return $server_sort_array;
 381     }
 382     if (isset($thread_list)) {
 383         $thread_temp = preg_split("//", $thread_list, -1, PREG_SPLIT_NO_EMPTY);
 384     }
 385     $char_count = count($thread_temp);
 386     $counter = 0;
 387     $thread_new = array();
 388     $k = 0;
 389     $thread_new[0] = "";
 390     for ($i=0;$i<$char_count;$i++) {
 391             if ($thread_temp[$i] != ')' && $thread_temp[$i] != '(') {
 392                     $thread_new[$k] = $thread_new[$k] . $thread_temp[$i];
 393             }
 394             elseif ($thread_temp[$i] == '(') {
 395                     $thread_new[$k] .= $thread_temp[$i];
 396                     $counter++;
 397             }
 398             elseif ($thread_temp[$i] == ')') {
 399                     if ($counter > 1) {
 400                             $thread_new[$k] .= $thread_temp[$i];
 401                             $counter = $counter - 1;
 402                     }
 403                     else {
 404                             $thread_new[$k] .= $thread_temp[$i];
 405                             $k++;
 406                             $thread_new[$k] = "";
 407                             $counter = $counter - 1;
 408                     }
 409             }
 410     }
 411     sqsession_register($thread_new, 'thread_new');
 412     $thread_new = array_reverse($thread_new);
 413     $thread_list = implode(" ", $thread_new);
 414     $thread_list = str_replace("(", " ", $thread_list);
 415     $thread_list = str_replace(")", " ", $thread_list);
 416     $thread_list = preg_split("/\s/", $thread_list, -1, PREG_SPLIT_NO_EMPTY);
 417     $server_sort_array = $thread_list;
 418     sqsession_register($server_sort_array, 'server_sort_array');
 419     return $thread_list;
 420 }
 421
 422
 423 function elapsedTime($start) {
 424  $stop = gettimeofday();
 425  $timepassed =  1000000 * ($stop['sec'] - $start['sec']) + $stop['usec'] - $start['usec'];
 426  return $timepassed;
 427 }
 428
 429 // only used in sqimap_get_small_header_list
 430 function parseString($read,&$i) {
 431     $char = $read{$i};
 432     $s = '';
 433     if ($char == '"') {
 434        $iPos = ++$i;
 435        while (true) {
 436           $iPos = strpos($read,'"',$iPos);
 437           if (!$iPos) break;
 438              if ($iPos && $read{$iPos -1} != '\\') {
 439                 $s = substr($read,$i,($iPos-$i));
 440                 $i = $iPos;
 441                 break;
 442              }
 443              $iPos++;
 444              if ($iPos > strlen($read)) {
 445                 break;
 446              }
 447        }
 448     } else if ($char == '{') {
 449         $lit_cnt = '';
 450         ++$i;
 451         $iPos = strpos($read,'}',$i);
 452         if ($iPos) {
 453            $lit_cnt = substr($read, $i, $iPos - $i);
 454            $i += strlen($lit_cnt) + 3; /* skip } + \r + \n */
 455            /* Now read the literal */
 456            $s = ($lit_cnt ? substr($read,$i,$lit_cnt): '');
 457            $i += $lit_cnt;
 458            /* temp bugfix (SM 1.5 will have a working clean version)
 459               too much work to implement that version right now */
 460            --$i;
 461          } else { /* should never happen */
 462             $i += 3; /* } + \r + \n */
 463             $s = '';
 464          }
 465     } else {
 466        return false;
 467     }
 468     ++$i;
 469     return $s;
 470 }
 471
 472 // only used in sqimap_get_small_header_list
 473 function parseArray($read,&$i) {
 474     $i = strpos($read,'(',$i);
 475     $i_pos = strpos($read,')',$i);
 476     $s = substr($read,$i+1,$i_pos - $i -1);
 477     $a = explode(' ',$s);
 478     if ($i_pos) {
 479         $i = $i_pos+1;
 480         return $a;
 481     } else {
 482         return false;
 483     }
 484 }
 485
 486 function sqimap_get_small_header_list ($imap_stream, $msg_list, $show_num=false) {
 487     global $squirrelmail_language, $color, $data_dir, $username, $imap_server_type;
 488     global $allow_server_sort;
 489     /* Get the small headers for each message in $msg_list */
 490     $maxmsg = sizeof($msg_list);
 491     if ($show_num != '999999') {
 492         $msgs_str = sqimap_message_list_squisher($msg_list);
 493     } else {
 494         $msgs_str = '1:*';
 495     }
 496     $messages = array();
 497     $read_list = array();
 498
 499     /*
 500      * We need to return the data in the same order as the caller supplied
 501      * in $msg_list, but IMAP servers are free to return responses in
 502      * whatever order they wish... So we need to re-sort manually
 503      */
 504     for ($i = 0; $i < sizeof($msg_list); $i++) {
 505         $messages["$msg_list[$i]"] = array();
 506     }
 507
 508     $internaldate = getPref($data_dir, $username, 'internal_date_sort');
 509     if ($internaldate) {
 510         $query = "FETCH $msgs_str (FLAGS UID RFC822.SIZE INTERNALDATE BODY.PEEK[HEADER.FIELDS (Date To Cc From Subject X-Priority Content-Type)])";
 511     } else {
 512         $query = "FETCH $msgs_str (FLAGS UID RFC822.SIZE BODY.PEEK[HEADER.FIELDS (Date To Cc From Subject X-Priority Content-Type)])";
 513     }
 514     $read_list = sqimap_run_command_list ($imap_stream, $query, true, $response, $message, TRUE);
 515     $i = 0;
 516
 517     foreach ($read_list as $r) {
 518         /* initialize/reset vars */
 519         $subject = _("(no subject)");
 520         $from = _("Unknown sender");
 521         $priority = 0;
 522         $messageid = '<>';
 523         $type = array('','');
 524         $cc = $to = $inrepto = '';
 525         // use unset because we do isset below
 526         unset($date);
 527         $flag_seen = $flag_answered = $flag_deleted = $flag_flagged = false;
 528
 529         $read = implode('',$r);
 530
 531         /*
 532             * #id<space>FETCH<space>(
 533         */
 534
 535         /* extract the message id */
 536         $i_space = strpos($read,' ',2);
 537         $id = substr($read,2,$i_space-2);
 538         $fetch = substr($read,$i_space+1,5);
 539         if (!is_numeric($id) && $fetch !== 'FETCH') {
 540             set_up_language($squirrelmail_language);
 541             echo '<br><b><font color=$color[2]>' .
 542                  _("ERROR : Could not complete request.") .
 543                  '</b><br>' .
 544                  _("Unknown response from IMAP server: ") . ' 1.' .
 545                  htmlspecialchars($read) . "</font><br>\n";
 546                  break;
 547         }
 548         $i = strpos($read,'(',$i_space+5);
 549         $read = substr($read,$i+1);
 550         $i_len = strlen($read);
 551         $i = 0;
 552         while ($i < $i_len && $i !== false) {
 553             /* get argument */
 554             $read = trim(substr($read,$i));
 555             $i_len = strlen($read);
 556             $i = strpos($read,' ');
 557             $arg = substr($read,0,$i);
 558             ++$i;
 559             switch ($arg)
 560             {
 561             case 'UID':
 562                 $i_pos = strpos($read,' ',$i);
 563                 if (!$i_pos) {
 564                     $i_pos = strpos($read,')',$i);
 565                 }
 566                 if ($i_pos) {
 567                     $unique_id = substr($read,$i,$i_pos-$i);
 568                     $i = $i_pos+1;
 569                 } else {
 570                     break 3;
 571                 }
 572                 break;
 573             case 'FLAGS':
 574                 $flags = parseArray($read,$i);
 575                 if (!$flags) break 3;
 576                 foreach ($flags as $flag) {
 577                     $flag = strtolower($flag);
 578                     switch ($flag)
 579                     {
 580                     case '\\seen': $flag_seen = true; break;
 581                     case '\\answered': $flag_answered = true; break;
 582                     case '\\deleted': $flag_deleted = true; break;
 583                     case '\\flagged': $flag_flagged = true; break;
 584                     default: break;
 585                     }
 586                 }
 587                 break;
 588             case 'RFC822.SIZE':
 589                 $i_pos = strpos($read,' ',$i);
 590                 if (!$i_pos) {
 591                     $i_pos = strpos($read,')',$i);
 592                 }
 593                 if ($i_pos) {
 594                     $size = substr($read,$i,$i_pos-$i);
 595                     $i = $i_pos+1;
 596                 } else {
 597                     break 3;
 598                 }
 599
 600                 break;
 601             case 'INTERNALDATE':
 602                 $date = parseString($read,$i);
 603                 //if ($tmpdate === false) break 3;
 604                 //$tmpdate = str_replace('  ',' ',$tmpdate);
 605                 //$tmpdate = explode(' ',$tmpdate);
 606                 //$date = str_replace('-',' ',$tmpdate[0]) . " " .
 607                 //                            $tmpdate[1] . ' ' . $tmpdate[2];
 608                 break;
 609             case 'BODY.PEEK[HEADER.FIELDS':
 610             case 'BODY[HEADER.FIELDS':
 611                 $i = strpos($read,'{',$i);
 612                 $header = parseString($read,$i);
 613                 if ($header === false) break 2;
 614                 /* First we replace all \r\n by \n, and unfold the header */
 615                 $hdr = trim(str_replace(array("\r\n", "\n\t", "\n "),array("\n", ' ', ' '), $header));
 616                 /* Now we can make a new header array with */
 617                 /* each element representing a headerline  */
 618                 $hdr = explode("\n" , $hdr);
 619                 foreach ($hdr as $line) {
 620                     $pos = strpos($line, ':');
 621                     if ($pos > 0) {
 622                         $field = strtolower(substr($line, 0, $pos));
 623                         if (!strstr($field,' ')) { /* valid field */
 624                             $value = trim(substr($line, $pos+1));
 625                             switch($field)
 626                             {
 627                             case 'to': $to = $value; break;
 628                             case 'cc': $cc = $value; break;
 629                             case 'from': $from = $value; break;
 630                             case 'date': $date = $value; break;
 631                             case 'x-priority': $priority = $value; break;
 632                             case 'subject':
 633                                 $subject = $value;
 634                                 if ($subject == "") {
 635                                     $subject = _("(no subject)");
 636                                 }
 637                                 break;
 638                             case 'content-type':
 639                                 $type = $value;
 640                                 if ($pos = strpos($type, ";")) {
 641                                     $type = substr($type, 0, $pos);
 642                                 }
 643                                 $type = explode("/", $type);
 644                                 if(!is_array($type)) {
 645                                     $type[0] = 'text';
 646                                 }
 647                                 break;
 648                             default: break;
 649                             }
 650                         }
 651                     }
 652                 }
 653                 break;
 654             default:
 655                 ++$i;
 656                 break;
 657             }
 658         }
 659         if (isset($date)) {
 660             $date = str_replace('  ', ' ', $date);
 661             $tmpdate  = explode(' ', trim($date));
 662         } else {
 663             $tmpdate = $date = array();
 664         }
 665         $msgi ="$unique_id";
 666         $messages[$msgi]['ID'] = $unique_id;
 667         $messages[$msgi]['TIME_STAMP'] = getTimeStamp($tmpdate);
 668         $messages[$msgi]['DATE_STRING'] = getDateString($messages[$msgi]['TIME_STAMP']);
 669         $messages[$msgi]['FROM'] = $from; //parseAddress($from);
 670         $messages[$msgi]['SUBJECT'] = $subject;
 671 //        if (handleAsSent($mailbox)) {
 672             $messages[$msgi]['TO'] = $to; //parseAddress($to);
 673 //        }
 674         $messages[$msgi]['PRIORITY'] = $priority;
 675         $messages[$msgi]['CC'] = $cc; //parseAddress($cc);
 676         $messages[$msgi]['SIZE'] = $size;
 677         $messages[$msgi]['TYPE0'] = $type[0];
 678         $messages[$msgi]['FLAG_DELETED'] = $flag_deleted;
 679         $messages[$msgi]['FLAG_ANSWERED'] = $flag_answered;
 680         $messages[$msgi]['FLAG_SEEN'] = $flag_seen;
 681         $messages[$msgi]['FLAG_FLAGGED'] = $flag_flagged;
 682
 683         /* non server sort stuff */
 684         if (!$allow_server_sort) {
 685            $from = parseAddress($from);
 686            if ($from[0][1]) {
 687               $from = decodeHeader($from[0][1]);
 688            } else {
 689               $from = $from[0][0];
 690            }
 691            $messages[$msgi]['FROM-SORT'] = $from;
 692            $subject_sort = strtolower(decodeHeader($subject));
 693            if (preg_match("/^(vedr|sv|re|aw):\s*(.*)$/si", $subject_sort, $matches)){
 694                 $messages[$msgi]['SUBJECT-SORT'] = $matches[2];
 695            } else {
 696                $messages[$msgi]['SUBJECT-SORT'] = $subject_sort;
 697            }
 698         }
 699         ++$msgi;
 700     }
 701     array_reverse($messages);
 702     $new_messages = array();
 703     foreach ($messages as $i =>$message) {
 704         $new_messages[] = $message;
 705     }
 706     return $new_messages;
 707 }
 708
 709 /**
 710  * Returns a message array with all the information about a message.
 711  * See the documentation folder for more information about this array.
 712  */
 713 function sqimap_get_message ($imap_stream, $id, $mailbox) {
 714
 715     $flags = array();
 716     $read = sqimap_run_command ($imap_stream, "FETCH $id (FLAGS BODYSTRUCTURE)", true, $response, $message, TRUE);
 717     if ($read) {
 718         if (preg_match('/.+FLAGS\s\((.*)\)\s/AUi',$read[0],$regs)) {
 719             if (trim($regs[1])) {
 720                 $flags = preg_split('/ /', $regs[1],-1,'PREG_SPLIT_NI_EMPTY');
 721             }
 722         }
 723     } else {
 724         /* the message was not found, maybe the mailbox was modified? */
 725         global $sort, $startMessage, $color;
 726
 727         $errmessage = _("The server couldn't find the message you requested.") .
 728               '<p>'._("Most probably your message list was out of date and the message has been moved away or deleted (perhaps by another program accessing the same mailbox).");
 729         /* this will include a link back to the message list */
 730         error_message($errmessage, $mailbox, $sort, $startMessage, $color);
 731         exit;
 732     }
 733     $bodystructure = implode('',$read);
 734     $msg =  mime_structure($bodystructure,$flags);
 735     $read = sqimap_run_command ($imap_stream, "FETCH $id BODY[HEADER]", true, $response, $message, TRUE);
 736     $rfc822_header = new Rfc822Header();
 737     $rfc822_header->parseHeader($read);
 738     $msg->rfc822_header = $rfc822_header;
 739     return $msg;
 740 }
 741
 742 ?>