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  22  * @deprecated This function is obsolete and should not be used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  * Get sort order from server if server does not have the SORT extension
 216  * and return it as array for mailbox_display.
 217  *
 218  * @param  resource $imap_stream
 219  * @param  array    $mbxresponse response from a sqimap_mailbox_select
 220  * @return array    $php_sort_array
 221  */
 222 function sqimap_get_php_sort_order ($imap_stream, $mbxresponse) {
 223     global $uid_support;
 224
 225     if (sqsession_is_registered('php_sort_array')) {
 226         sqsession_unregister('php_sort_array');
 227     }
 228
 229     $php_sort_array = array();
 230
 231     if ($uid_support) {
 232         if (isset($mbxresponse['UIDNEXT']) && $mbxresponse['UIDNEXT']) {
 233                 $uidnext = $mbxresponse['UIDNEXT']-1;
 234         } else {
 235             $uidnext = '*';
 236         }
 237         $query = "SEARCH UID 1:$uidnext";
 238         $uids = sqimap_run_command ($imap_stream, $query, true, $response, $message, true);
 239         if (isset($uids[0])) {
 240             $php_sort_array = array();
 241             // EIMS workaround. EIMS returns the result as multiple untagged SEARCH responses
 242             foreach($uids as $line) {
 243                 if (preg_match("/^\* SEARCH (.+)$/", $line, $regs)) {
 244                      $php_sort_array += preg_split("/ /", trim($regs[1]));
 245                 }
 246             }
 247         }
 248         if (!preg_match("/OK/", $response)) {
 249             $php_sort_array = 'no';
 250         }
 251     } else {
 252        $qty = $mbxresponse['EXISTS'];
 253        $php_sort_array = range(1, $qty);
 254     }
 255     sqsession_register($php_sort_array, 'php_sort_array');
 256     return $php_sort_array;
 257 }
 258
 259
 260 /**
 261  * Returns an indent array for printMessageinfo()
 262  * This represents the amount of indent needed (value),
 263  * for this message number (key)
 264  */
 265 function get_parent_level ($imap_stream) {
 266     global $sort_by_ref, $default_charset, $thread_new;
 267     $parent = '';
 268     $child  = '';
 269     $cutoff = 0;
 270
 271     /* loop through the threads and take unwanted characters out
 272        of the thread string then chop it up
 273      */
 274     for ($i=0;$i<count($thread_new);$i++) {
 275         $thread_new[$i] = preg_replace("/\s\(/", "(", $thread_new[$i]);
 276         $thread_new[$i] = preg_replace("/(\d+)/", "$1|", $thread_new[$i]);
 277         $thread_new[$i] = preg_split("/\|/", $thread_new[$i], -1, PREG_SPLIT_NO_EMPTY);
 278     }
 279     $indent_array = array();
 280         if (!$thread_new) {
 281             $thread_new = array();
 282         }
 283     /* looping through the parts of one message thread */
 284
 285     for ($i=0;$i<count($thread_new);$i++) {
 286     /* first grab the parent, it does not indent */
 287
 288         if (isset($thread_new[$i][0])) {
 289             if (preg_match("/(\d+)/", $thread_new[$i][0], $regs)) {
 290                 $parent = $regs[1];
 291             }
 292         }
 293         $indent_array[$parent] = 0;
 294
 295     /* now the children, checking each thread portion for
 296        ),(, and space, adjusting the level and space values
 297        to get the indent level
 298     */
 299         $level = 0;
 300         $spaces = array();
 301         $spaces_total = 0;
 302         $indent = 0;
 303         $fake = FALSE;
 304         for ($k=1;$k<(count($thread_new[$i]))-1;$k++) {
 305             $chars = count_chars($thread_new[$i][$k], 1);
 306             if (isset($chars['40'])) {       /* testing for ( */
 307                 $level = $level + $chars['40'];
 308             }
 309             if (isset($chars['41'])) {      /* testing for ) */
 310                 $level = $level - $chars['41'];
 311                 $spaces[$level] = 0;
 312                 /* if we were faking lets stop, this portion
 313                    of the thread is over
 314                 */
 315                 if ($level == $cutoff) {
 316                     $fake = FALSE;
 317                 }
 318             }
 319             if (isset($chars['32'])) {      /* testing for space */
 320                 if (!isset($spaces[$level])) {
 321                     $spaces[$level] = 0;
 322                 }
 323                 $spaces[$level] = $spaces[$level] + $chars['32'];
 324             }
 325             for ($x=0;$x<=$level;$x++) {
 326                 if (isset($spaces[$x])) {
 327                     $spaces_total = $spaces_total + $spaces[$x];
 328                 }
 329             }
 330             $indent = $level + $spaces_total;
 331             /* must have run into a message that broke the thread
 332                so we are adjusting for that portion
 333             */
 334             if ($fake == TRUE) {
 335                 $indent = $indent +1;
 336             }
 337             if (preg_match("/(\d+)/", $thread_new[$i][$k], $regs)) {
 338                 $child = $regs[1];
 339             }
 340             /* the thread must be broken if $indent == 0
 341                so indent the message once and start faking it
 342             */
 343             if ($indent == 0) {
 344                 $indent = 1;
 345                 $fake = TRUE;
 346                 $cutoff = $level;
 347             }
 348             /* dont need abs but if indent was negative
 349                errors would occur
 350             */
 351             $indent_array[$child] = abs($indent);
 352             $spaces_total = 0;
 353         }
 354     }
 355     return $indent_array;
 356 }
 357
 358
 359 /**
 360  * Returns an array with each element as a string representing one
 361  * message-thread as returned by the IMAP server.
 362  */
 363 function get_thread_sort ($imap_stream) {
 364     global $thread_new, $sort_by_ref, $default_charset, $server_sort_array, $uid_support;
 365     if (sqsession_is_registered('thread_new')) {
 366         sqsession_unregister('thread_new');
 367     }
 368     if (sqsession_is_registered('server_sort_array')) {
 369         sqsession_unregister('server_sort_array');
 370     }
 371     $thread_temp = array ();
 372     if ($sort_by_ref == 1) {
 373         $sort_type = 'REFERENCES';
 374     }
 375     else {
 376         $sort_type = 'ORDEREDSUBJECT';
 377     }
 378     $query = "THREAD $sort_type ".strtoupper($default_charset)." ALL";
 379     $thread_test = sqimap_run_command ($imap_stream, $query, true, $response, $message, $uid_support);
 380     if (isset($thread_test[0])) {
 381         for ($i=0,$iCnt=count($thread_test);$i<$iCnt;++$i) {
 382            if (preg_match("/^\* THREAD (.+)$/", $thread_test[$i], $regs)) {
 383               $thread_list = trim($regs[1]);
 384               break;
 385            }
 386         }
 387     }
 388     else {
 389        $thread_list = "";
 390     }
 391     if (!preg_match("/OK/", $response)) {
 392        $server_sort_array = 'no';
 393        return $server_sort_array;
 394     }
 395     if (isset($thread_list)) {
 396         $thread_temp = preg_split("//", $thread_list, -1, PREG_SPLIT_NO_EMPTY);
 397     }
 398     $char_count = count($thread_temp);
 399     $counter = 0;
 400     $thread_new = array();
 401     $k = 0;
 402     $thread_new[0] = "";
 403     for ($i=0;$i<$char_count;$i++) {
 404             if ($thread_temp[$i] != ')' && $thread_temp[$i] != '(') {
 405                     $thread_new[$k] = $thread_new[$k] . $thread_temp[$i];
 406             }
 407             elseif ($thread_temp[$i] == '(') {
 408                     $thread_new[$k] .= $thread_temp[$i];
 409                     $counter++;
 410             }
 411             elseif ($thread_temp[$i] == ')') {
 412                     if ($counter > 1) {
 413                             $thread_new[$k] .= $thread_temp[$i];
 414                             $counter = $counter - 1;
 415                     }
 416                     else {
 417                             $thread_new[$k] .= $thread_temp[$i];
 418                             $k++;
 419                             $thread_new[$k] = "";
 420                             $counter = $counter - 1;
 421                     }
 422             }
 423     }
 424     sqsession_register($thread_new, 'thread_new');
 425     $thread_new = array_reverse($thread_new);
 426     $thread_list = implode(" ", $thread_new);
 427     $thread_list = str_replace("(", " ", $thread_list);
 428     $thread_list = str_replace(")", " ", $thread_list);
 429     $thread_list = preg_split("/\s/", $thread_list, -1, PREG_SPLIT_NO_EMPTY);
 430     $server_sort_array = $thread_list;
 431     sqsession_register($server_sort_array, 'server_sort_array');
 432     return $thread_list;
 433 }
 434
 435
 436 function elapsedTime($start) {
 437  $stop = gettimeofday();
 438  $timepassed =  1000000 * ($stop['sec'] - $start['sec']) + $stop['usec'] - $start['usec'];
 439  return $timepassed;
 440 }
 441
 442 // only used in sqimap_get_small_header_list
 443 function parseString($read,&$i) {
 444     $char = $read{$i};
 445     $s = '';
 446     if ($char == '"') {
 447        $iPos = ++$i;
 448        while (true) {
 449           $iPos = strpos($read,'"',$iPos);
 450           if (!$iPos) break;
 451              if ($iPos && $read{$iPos -1} != '\\') {
 452                 $s = substr($read,$i,($iPos-$i));
 453                 $i = $iPos;
 454                 break;
 455              }
 456              $iPos++;
 457              if ($iPos > strlen($read)) {
 458                 break;
 459              }
 460        }
 461     } else if ($char == '{') {
 462         $lit_cnt = '';
 463         ++$i;
 464         $iPos = strpos($read,'}',$i);
 465         if ($iPos) {
 466            $lit_cnt = substr($read, $i, $iPos - $i);
 467            $i += strlen($lit_cnt) + 3; /* skip } + \r + \n */
 468            /* Now read the literal */
 469            $s = ($lit_cnt ? substr($read,$i,$lit_cnt): '');
 470            $i += $lit_cnt;
 471            /* temp bugfix (SM 1.5 will have a working clean version)
 472               too much work to implement that version right now */
 473            --$i;
 474          } else { /* should never happen */
 475             $i += 3; /* } + \r + \n */
 476             $s = '';
 477          }
 478     } else {
 479        return false;
 480     }
 481     ++$i;
 482     return $s;
 483 }
 484
 485 // only used in sqimap_get_small_header_list
 486 function parseArray($read,&$i) {
 487     $i = strpos($read,'(',$i);
 488     $i_pos = strpos($read,')',$i);
 489     $s = substr($read,$i+1,$i_pos - $i -1);
 490     $a = explode(' ',$s);
 491     if ($i_pos) {
 492         $i = $i_pos+1;
 493         return $a;
 494     } else {
 495         return false;
 496     }
 497 }
 498
 499 function sqimap_get_small_header_list ($imap_stream, $msg_list, $show_num=false) {
 500     global $squirrelmail_language, $color, $data_dir, $username, $imap_server_type;
 501     global $uid_support, $allow_server_sort;
 502     /* Get the small headers for each message in $msg_list */
 503     $maxmsg = sizeof($msg_list);
 504     if ($show_num != '999999') {
 505         $msgs_str = sqimap_message_list_squisher($msg_list);
 506     } else {
 507         $msgs_str = '1:*';
 508     }
 509     $messages = array();
 510     $read_list = array();
 511
 512     /*
 513      * We need to return the data in the same order as the caller supplied
 514      * in $msg_list, but IMAP servers are free to return responses in
 515      * whatever order they wish... So we need to re-sort manually
 516      */
 517     for ($i = 0; $i < sizeof($msg_list); $i++) {
 518         $messages["$msg_list[$i]"] = array();
 519     }
 520
 521     $internaldate = getPref($data_dir, $username, 'internal_date_sort');
 522     if ($internaldate) {
 523         $query = "FETCH $msgs_str (FLAGS UID RFC822.SIZE INTERNALDATE BODY.PEEK[HEADER.FIELDS (Date To Cc From Subject X-Priority Content-Type)])";
 524     } else {
 525         $query = "FETCH $msgs_str (FLAGS UID RFC822.SIZE BODY.PEEK[HEADER.FIELDS (Date To Cc From Subject X-Priority Content-Type)])";
 526     }
 527     $read_list = sqimap_run_command_list ($imap_stream, $query, true, $response, $message, $uid_support);
 528     $i = 0;
 529
 530     foreach ($read_list as $r) {
 531         $subject = _("(no subject)");
 532         $from = _("Unknown sender");
 533         $priority = 0;
 534         $messageid = '<>';
 535         $cc = $to = $date = $type[0] = $type[1] = $inrepto = '';
 536         $flag_seen = $flag_answered = $flag_deleted = $flag_flagged = false;
 537
 538         $read = implode('',$r);
 539
 540         /*
 541             * #id<space>FETCH<space>(
 542         */
 543
 544         /* extract the message id */
 545         $i_space = strpos($read,' ',2);
 546         $id = substr($read,2,$i_space-2);
 547         $fetch = substr($read,$i_space+1,5);
 548         if (!is_numeric($id) && $fetch !== 'FETCH') {
 549             set_up_language($squirrelmail_language);
 550             echo '<br><b><font color=$color[2]>' .
 551                  _("ERROR : Could not complete request.") .
 552                  '</b><br>' .
 553                  _("Unknown response from IMAP server: ") . ' 1.' .
 554                  htmlspecialchars($read) . "</font><br>\n";
 555                  break;
 556         }
 557         $i = strpos($read,'(',$i_space+5);
 558         $read = substr($read,$i+1);
 559         $i_len = strlen($read);
 560         $i = 0;
 561         while ($i < $i_len && $i !== false) {
 562             /* get argument */
 563             $read = trim(substr($read,$i));
 564             $i_len = strlen($read);
 565             $i = strpos($read,' ');
 566             $arg = substr($read,0,$i);
 567             ++$i;
 568             switch ($arg)
 569             {
 570             case 'UID':
 571                 $i_pos = strpos($read,' ',$i);
 572                 if (!$i_pos) {
 573                     $i_pos = strpos($read,')',$i);
 574                 }
 575                 if ($i_pos) {
 576                     $unique_id = substr($read,$i,$i_pos-$i);
 577                     $i = $i_pos+1;
 578                 } else {
 579                     break 3;
 580                 }
 581                 break;
 582             case 'FLAGS':
 583                 $flags = parseArray($read,$i);
 584                 if (!$flags) break 3;
 585                 foreach ($flags as $flag) {
 586                     $flag = strtolower($flag);
 587                     switch ($flag)
 588                     {
 589                     case '\\seen': $flag_seen = true; break;
 590                     case '\\answered': $flag_answered = true; break;
 591                     case '\\deleted': $flag_deleted = true; break;
 592                     case '\\flagged': $flag_flagged = true; break;
 593                     default: break;
 594                     }
 595                 }
 596                 break;
 597             case 'RFC822.SIZE':
 598                 $i_pos = strpos($read,' ',$i);
 599                 if (!$i_pos) {
 600                     $i_pos = strpos($read,')',$i);
 601                 }
 602                 if ($i_pos) {
 603                     $size = substr($read,$i,$i_pos-$i);
 604                     $i = $i_pos+1;
 605                 } else {
 606                     break 3;
 607                 }
 608
 609                 break;
 610             case 'INTERNALDATE':
 611                 $date = parseString($read,$i);
 612                 //if ($tmpdate === false) break 3;
 613                 //$tmpdate = str_replace('  ',' ',$tmpdate);
 614                 //$tmpdate = explode(' ',$tmpdate);
 615                 //$date = str_replace('-',' ',$tmpdate[0]) . " " .
 616                 //                            $tmpdate[1] . ' ' . $tmpdate[2];
 617                 break;
 618             case 'BODY.PEEK[HEADER.FIELDS':
 619             case 'BODY[HEADER.FIELDS':
 620                 $i = strpos($read,'{',$i);
 621                 $header = parseString($read,$i);
 622                 if ($header === false) break 3;
 623                 /* First we unfold the header */
 624                 $hdr = trim(str_replace(array("\r\n\t", "\r\n "),array(' ', ' '), $header));
 625                 /* Now we can make a new header array with */
 626                 /* each element representing a headerline  */
 627                 $hdr = explode("\r\n" , $hdr);
 628                 foreach ($hdr as $line) {
 629                     $pos = strpos($line, ':');
 630                     if ($pos > 0) {
 631                         $field = strtolower(substr($line, 0, $pos));
 632                         if (!strstr($field,' ')) { /* valid field */
 633                             $value = trim(substr($line, $pos+1));
 634                             switch($field)
 635                             {
 636                             case 'to': $to = $value; break;
 637                             case 'cc': $cc = $value; break;
 638                             case 'from': $from = $value; break;
 639                             case 'date': $date = $value; break;
 640                             case 'x-priority': $priority = $value; break;
 641                             case 'subject':
 642                                 $subject = $value;
 643                                 if ($subject == "") {
 644                                     $subject = _("(no subject)");
 645                                 }
 646                                 break;
 647                             case 'content-type':
 648                                 $type = $value;
 649                                 if ($pos = strpos($type, ";")) {
 650                                     $type = substr($type, 0, $pos);
 651                                 }
 652                                 $type = explode("/", $type);
 653                                 if(!is_array($type)) {
 654                                     $type[0] = 'text';
 655                                 }
 656                                 if (!isset($type[1])) {
 657                                     $type[1] = '';
 658                                 }
 659                                 break;
 660                             default: break;
 661                             }
 662                         }
 663                     }
 664                 }
 665                 break;
 666             default:
 667                 ++$i;
 668                 break;
 669             }
 670         }
 671         if (isset($date)) {
 672             $date = str_replace('  ', ' ', $date);
 673             $tmpdate  = explode(' ', trim($date));
 674         } else {
 675             $tmpdate = $date = array('', '', '', '', '', '');
 676         }
 677         if ($uid_support) {
 678             $msgi ="$unique_id";
 679             $messages[$msgi]['ID'] = $unique_id;
 680         } else {
 681             $msgi = "$id";
 682             $messages[$msgi]['ID'] = $id;
 683         }
 684         $messages[$msgi]['TIME_STAMP'] = getTimeStamp($tmpdate);
 685         $messages[$msgi]['DATE_STRING'] = getDateString($messages[$msgi]['TIME_STAMP']);
 686         $messages[$msgi]['FROM'] = $from; //parseAddress($from);
 687         $messages[$msgi]['SUBJECT'] = $subject;
 688 //        if (handleAsSent($mailbox)) {
 689             $messages[$msgi]['TO'] = $to; //parseAddress($to);
 690 //        }
 691         $messages[$msgi]['PRIORITY'] = $priority;
 692         $messages[$msgi]['CC'] = $cc; //parseAddress($cc);
 693         $messages[$msgi]['SIZE'] = $size;
 694         $messages[$msgi]['TYPE0'] = $type[0];
 695         $messages[$msgi]['FLAG_DELETED'] = $flag_deleted;
 696         $messages[$msgi]['FLAG_ANSWERED'] = $flag_answered;
 697         $messages[$msgi]['FLAG_SEEN'] = $flag_seen;
 698         $messages[$msgi]['FLAG_FLAGGED'] = $flag_flagged;
 699
 700         /* non server sort stuff */
 701         if (!$allow_server_sort) {
 702            $from = parseAddress($from);
 703            if ($from[0][1]) {
 704               $from = decodeHeader($from[0][1]);
 705            } else {
 706               $from = $from[0][0];
 707            }
 708            $messages[$msgi]['FROM-SORT'] = $from;
 709            $subject_sort = strtolower(decodeHeader($subject));
 710            if (preg_match("/^(vedr|sv|re|aw):\s*(.*)$/si", $subject_sort, $matches)){
 711                 $messages[$msgi]['SUBJECT-SORT'] = $matches[2];
 712            } else {
 713                $messages[$msgi]['SUBJECT-SORT'] = $subject_sort;
 714            }
 715         }
 716         ++$msgi;
 717     }
 718     array_reverse($messages);
 719     $new_messages = array();
 720     foreach ($messages as $i =>$message) {
 721         $new_messages[] = $message;
 722     }
 723     return $new_messages;
 724 }
 725
 726 /**
 727  * Returns a message array with all the information about a message.
 728  * See the documentation folder for more information about this array.
 729  */
 730 function sqimap_get_message ($imap_stream, $id, $mailbox) {
 731     global $uid_support;
 732
 733     $flags = array();
 734     $read = sqimap_run_command ($imap_stream, "FETCH $id (FLAGS BODYSTRUCTURE)", true, $response, $message, $uid_support);
 735     if ($read) {
 736         if (preg_match('/.+FLAGS\s\((.*)\)\s/AUi',$read[0],$regs)) {
 737             if (trim($regs[1])) {
 738                 $flags = preg_split('/ /', $regs[1],-1,'PREG_SPLIT_NI_EMPTY');
 739             }
 740         }
 741     } else {
 742         /* the message was not found, maybe the mailbox was modified? */
 743         global $sort, $startMessage, $color;
 744
 745         $errmessage = _("The server couldn't find the message you requested.") .
 746               '<p>'._("Most probably your message list was out of date and the message has been moved away or deleted (perhaps by another program accessing the same mailbox).");
 747         /* this will include a link back to the message list */
 748         error_message($errmessage, $mailbox, $sort, $startMessage, $color);
 749         exit;
 750     }
 751     $bodystructure = implode('',$read);
 752     $msg =  mime_structure($bodystructure,$flags);
 753     $read = sqimap_run_command ($imap_stream, "FETCH $id BODY[HEADER]", true, $response, $message, $uid_support);
 754     $rfc822_header = new Rfc822Header();
 755     $rfc822_header->parseHeader($read);
 756     $msg->rfc822_header = $rfc822_header;
 757     return $msg;
 758 }
 759
 760 ?>