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  22  * @deprecated This function is obsolete and should not be used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