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  22  * @deprecated This function is obsolete and should not be used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  59  * @deprecated This function is obsolete and should no longer be used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