functions/mailbox_display.php

   1 <?php
   2
   3 /**
   4  * mailbox_display.php
   5  *
   6  * Copyright (c) 1999-2002 The SquirrelMail Project Team
   7  * Licensed under the GNU GPL. For full terms see the file COPYING.
   8  *
   9  * This contains functions that display mailbox information, such as the
  10  * table row that has sender, date, subject, etc...
  11  *
  12  * $Id$
  13  */
  14
  15 require_once(SM_PATH . 'functions/strings.php');
  16 require_once(SM_PATH . 'functions/html.php');
  17 require_once(SM_PATH . 'class/html.class.php');
  18 require_once(SM_PATH . 'functions/imap_mailbox.php');
  19
  20 /* Default value for page_selector_max. */
  21 define('PG_SEL_MAX', 10);
  22
  23 function printMessageInfo($imapConnection, $t, $not_last=true, $key, $mailbox,
  24                           $start_msg, $where, $what) {
  25     global $checkall,
  26            $color, $msgs, $msort,
  27            $default_use_priority,
  28            $message_highlight_list,
  29            $index_order,
  30            $indent_array,   /* indent subject by */
  31            $pos,            /* Search postion (if any)  */
  32            $thread_sort_messages, /* thread sorting on/off */
  33            $server_sort_order, /* sort value when using server-sorting */
  34            $row_count,
  35            $allow_server_sort; /* enable/disable server-side sorting */
  36     $color_string = $color[4];
  37
  38     if ($GLOBALS['alt_index_colors']) {
  39         if (!isset($row_count)) {
  40             $row_count = 0;
  41         }
  42         $row_count++;
  43         if ($row_count % 2) {
  44             if (!isset($color[12])) {
  45                 $color[12] = '#EAEAEA';
  46             }
  47             $color_string = $color[12];
  48         }
  49     }
  50     $msg = $msgs[$key];
  51
  52     if($mailbox == 'None') {
  53         $boxes   = sqimap_mailbox_list($imapConnection);
  54         $mailbox = $boxes[0]['unformatted'];
  55         unset($boxes);
  56     }
  57     $urlMailbox = urlencode($mailbox);
  58
  59     if (handleAsSent($mailbox)) {
  60        $msg['FROM'] = $msg['TO'];
  61        /*
  62         * This is done in case you're looking into Sent folders,
  63         * because you can have multiple receivers.
  64         */
  65        $senderNames = explode(',', $msg['FROM']);
  66        $senderName  = '';
  67        if (sizeof($senderNames)){
  68           foreach ($senderNames as $senderNames_part) {
  69             if ($senderName != '') {
  70                 $senderName .= ', ';
  71             }
  72             $senderName .= sqimap_find_displayable_name($senderNames_part);
  73           }
  74        }
  75     } else {
  76        $senderName = sqimap_find_displayable_name($msg['FROM']);
  77     }
  78
  79     $subject = processSubject($msg['SUBJECT']);
  80
  81     echo html_tag( 'tr' ) . "\n";
  82
  83     if (isset($msg['FLAG_FLAGGED']) && ($msg['FLAG_FLAGGED'] == true)) {
  84         $flag = "<font color=\"$color[2]\">";
  85         $flag_end = '</font>';
  86     } else {
  87         $flag = '';
  88         $flag_end = '';
  89     }
  90     if (!isset($msg['FLAG_SEEN']) || ($msg['FLAG_SEEN'] == false)) {
  91         $bold = '<b>';
  92         $bold_end = '</b>';
  93     } else {
  94         $bold = '';
  95         $bold_end = '';
  96     }
  97     if (handleAsSent($mailbox)) {
  98         $italic = '<i>';
  99         $italic_end = '</i>';
 100     } else {
 101         $italic = '';
 102         $italic_end = '';
 103     }
 104     if (isset($msg['FLAG_DELETED']) && $msg['FLAG_DELETED']) {
 105         $fontstr = "<font color=\"$color[9]\">";
 106         $fontstr_end = '</font>';
 107     } else {
 108         $fontstr = '';
 109         $fontstr_end = '';
 110     }
 111
 112     if ($where && $what) {
 113         $searchstr = '&amp;where='.$where.'&amp;what='.$what;
 114     } else {
 115         $searchstr = '';
 116     }
 117     /**
 118     * AAAAH! Make my eyes stop bleeding!
 119     * Who wrote this?!
 120     */
 121     if (sizeof($message_highlight_list)){
 122         foreach ($message_highlight_list as $message_highlight_list_part) {
 123             if (trim($message_highlight_list_part['value']) != '') {
 124                 $high_val   = strtolower($message_highlight_list_part['value']);
 125                 $match_type = strtoupper($message_highlight_list_part['match_type']);
 126                 if ($match_type == 'TO_CC') {
 127                     if (strstr('^^' . strtolower($msg['TO']), $high_val) ||
 128                         strstr('^^' . strtolower($msg['CC']), $high_val)) {
 129                         $hlt_color = $message_highlight_list_part['color'];
 130                         continue;
 131                     }
 132                 } else {
 133                     if (strstr('^^' . strtolower($msg[$match_type]), $high_val)) {
 134                         $hlt_color = $message_highlight_list_part['color'];
 135                         continue;
 136                     }
 137                 }
 138             }
 139         }
 140     }
 141
 142     if (!isset($hlt_color)) {
 143         $hlt_color = $color_string;
 144     }
 145     $checked = ($checkall == 1) ? true : false;
 146     $col = 0;
 147     if (sizeof($index_order)) {
 148         foreach ($index_order as $index_order_part) {
 149             switch ($index_order_part) {
 150             case 1: /* checkbox */
 151                 echo html_tag( 'td',
 152                                "<input type=checkbox name=\"msg[$t]\" value=\"".$msg['ID']."\"$checked>",
 153                                'center',
 154                                $hlt_color );
 155                 break;
 156             case 2: /* from */
 157                 echo html_tag( 'td',
 158                                $italic . $bold . $flag . $fontstr . $senderName .
 159                                $fontstr_end . $flag_end . $bold_end . $italic_end,
 160                                'left',
 161                                $hlt_color );
 162                 break;
 163             case 3: /* date */
 164                 echo html_tag( 'td',
 165                                $bold . $flag . $fontstr . $msg['DATE_STRING'] .
 166                                $fontstr_end . $flag_end . $bold_end,
 167                                'center',
 168                                $hlt_color,
 169                                'nowrap' );
 170                 break;
 171             case 4: /* subject */
 172                 $td_str = $bold;
 173                 if ($thread_sort_messages == 1) {
 174                     if (isset($indent_array[$msg["ID"]])) {
 175                         $td_str .= str_repeat("&nbsp;&nbsp;&nbsp;&nbsp;",$indent_array[$msg['ID']]);
 176                     }
 177                 }
 178                 $td_str .= '<a href="read_body.php?mailbox='.$urlMailbox
 179                         .  '&amp;passed_id='. $msg["ID"]
 180                         .  '&amp;startMessage='.$start_msg.$searchstr.'"';
 181                 do_hook("subject_link");
 182                 if ($subject != $msg['SUBJECT']) {
 183                     $title = get_html_translation_table(HTML_SPECIALCHARS);
 184                     $title = array_flip($title);
 185                     $title = strtr($msg['SUBJECT'], $title);
 186                     $title = str_replace('"', "''", $title);
 187                     $td_str .= " title=\"$title\"";
 188                 }
 189                 $td_str .= ">$flag$subject$flag_end</a>$bold_end";
 190                 echo html_tag( 'td', $td_str, 'left', $hlt_color );
 191                 break;
 192             case 5: /* flags */
 193                 $stuff = false;
 194                 $td_str = "<b><small>";
 195
 196                 if (isset($msg['FLAG_ANSWERED']) && $msg['FLAG_ANSWERED'] == true) {
 197                     $td_str .= _("A");
 198                     $stuff = true;
 199                 }
 200                 if ($msg['TYPE0'] == 'multipart') {
 201                     $td_str .= '+';
 202                     $stuff = true;
 203                 }
 204                 if ($default_use_priority) {
 205                     if ( ($msg['PRIORITY'] == 1) || ($msg['PRIORITY'] == 2) ) {
 206                         $td_str .= "<font color=\"$color[1]\">!</font>";
 207                         $stuff = true;
 208                     }
 209                     if ($msg['PRIORITY'] == 5) {
 210                         $td_str .= "<font color=\"$color[8]\">?</font>";
 211                         $stuff = true;
 212                     }
 213                 }
 214                 if (isset($msg['FLAG_DELETED']) && $msg['FLAG_DELETED'] == true) {
 215                     $td_str .= "<font color=\"$color[1]\">D</font>";
 216                     $stuff = true;
 217                 }
 218                 if (!$stuff) {
 219                     $td_str .= '&nbsp;';
 220                 }
 221                 $td_str .= '</small></b>';
 222                 echo html_tag( 'td',
 223                                $td_str,
 224                                'center',
 225                                $hlt_color,
 226                                'nowrap' );
 227                 break;
 228             case 6: /* size */
 229                 echo html_tag( 'td',
 230                                $bold . $fontstr . show_readable_size($msg['SIZE']) .
 231                                $fontstr_end . $bold_end,
 232                                'right',
 233                                $hlt_color );
 234                 break;
 235             }
 236             ++$col;
 237         }
 238     }
 239     if ($not_last) {
 240         echo '</tr>' . "\n" . '<tr><td COLSPAN="' . $col . '" BGCOLOR="' .
 241              $color[0] . '" HEIGHT="1"></td></tr>' . "\n";
 242     } else {
 243         echo '</tr>'."\n";
 244     }
 245 }
 246
 247 function getServerMessages($imapConnection, $start_msg, $show_num, $num_msgs, $id) {
 248     if ($id != 'no') {
 249         if ($start_msg + ($show_num - 1) < $num_msgs) {
 250             $end_msg = $start_msg + ($show_num-1);
 251         } else {
 252             $end_msg = $num_msgs;
 253         }
 254         $id = array_slice($id, ($start_msg-1), ($end_msg));
 255
 256         $end = $start_msg + $show_num - 1;
 257         if ($num_msgs < $show_num) {
 258             $end_loop = $num_msgs;
 259         } else if ($end > $num_msgs) {
 260             $end_loop = $num_msgs - $start_msg + 1;
 261         } else {
 262             $end_loop = $show_num;
 263         }
 264         return fillMessageArray($imapConnection,$id,$end_loop);
 265     } else {
 266         return false;
 267     }
 268 }
 269
 270 function getThreadMessages($imapConnection, $start_msg, $show_num, $num_msgs) {
 271     $id = get_thread_sort($imapConnection);
 272     return getServerMessages($imapConnection, $start_msg, $show_num, $num_msgs, $id);
 273 }
 274
 275 function getServerSortMessages($imapConnection, $start_msg, $show_num,
 276                                $num_msgs, $server_sort_order, $mbxresponse) {
 277     $id = sqimap_get_sort_order($imapConnection, $server_sort_order,$mbxresponse);
 278     return getServerMessages($imapConnection, $start_msg, $show_num, $num_msgs, $id);
 279 }
 280
 281 function getSelfSortMessages($imapConnection, $start_msg, $show_num,
 282                               $num_msgs, $sort, $mbxresponse) {
 283     $msgs = array();
 284     if ($num_msgs >= 1) {
 285         $id = sqimap_get_php_sort_order ($imapConnection, $mbxresponse);
 286         if ($sort < 6 ) {
 287             $end = $num_msgs;
 288             $end_loop = $end;
 289         } else {
 290             /* if it's not sorted */
 291             if ($start_msg + ($show_num - 1) < $num_msgs) {
 292                 $end_msg = $start_msg + ($show_num - 1);
 293             } else {
 294                 $end_msg = $num_msgs;
 295             }
 296             if ($end_msg < $start_msg) {
 297                 $start_msg = $start_msg - $show_num;
 298                 if ($start_msg < 1) {
 299                     $start_msg = 1;
 300                 }
 301             }
 302             $id = array_slice(array_reverse($id), ($start_msg-1), ($end_msg));
 303             $end = $start_msg + $show_num - 1;
 304             if ($num_msgs < $show_num) {
 305                 $end_loop = $num_msgs;
 306             } else if ($end > $num_msgs) {
 307                 $end_loop = $num_msgs - $start_msg + 1;
 308             } else {
 309                 $end_loop = $show_num;
 310             }
 311         }
 312         $msgs = fillMessageArray($imapConnection,$id,$end_loop);
 313     }
 314     return $msgs;
 315 }
 316
 317
 318
 319 /*
 320  * This function loops through a group of messages in the mailbox
 321  * and shows them to the user.
 322  */
 323 function showMessagesForMailbox($imapConnection, $mailbox, $num_msgs,
 324                                 $start_msg, $sort, $color, $show_num,
 325                                 $use_cache, $mode='') {
 326     global $msgs, $msort, $auto_expunge, $thread_sort_messages,
 327            $allow_server_sort, $server_sort_order;
 328
 329     /* If autoexpunge is turned on, then do it now. */
 330     $mbxresponse = sqimap_mailbox_select($imapConnection, $mailbox);
 331     $srt = $sort;
 332     /* If autoexpunge is turned on, then do it now. */
 333     if ($auto_expunge == true) {
 334         $exp_cnt = sqimap_mailbox_expunge($imapConnection, $mailbox, false, '');
 335         $mbxresponse['EXISTS'] = $mbxresponse['EXISTS'] - $exp_cnt;
 336         $num_msgs = $mbxresponse['EXISTS'];
 337     }
 338
 339     if ($mbxresponse['EXISTS'] > 0) {
 340         /* if $start_msg is lower than $num_msgs, we probably deleted all messages
 341          * in the last page. We need to re-adjust the start_msg
 342          */
 343
 344         if($start_msg > $num_msgs) {
 345             $start_msg -= $show_num;
 346             if($start_msg < 1) {
 347                 $start_msg = 1;
 348             }
 349         }
 350
 351         /* This code and the next if() block check for
 352          * server-side sorting methods. The $id array is
 353          * formatted and $sort is set to 6 to disable
 354          * SM internal sorting
 355          */
 356
 357         if ($thread_sort_messages == 1) {
 358             $mode = 'thread';
 359         } elseif ($allow_server_sort == 1) {
 360             $mode = 'serversort';
 361         } else {
 362             $mode = '';
 363         }
 364
 365         sqsession_unregister('msort');
 366         sqsession_unregister('msgs');
 367         switch ($mode) {
 368             case 'thread':
 369                 $id   = get_thread_sort($imapConnection);
 370                 $msgs = getServerMessages($imapConnection, $start_msg, $show_num, $num_msgs, $id);
 371                 if ($msgs === false) {
 372                     echo '<b><small><center><font color=red>' .
 373                          _("Thread sorting is not supported by your IMAP server.<br>Please report this to the system administrator.").
 374                          '</center></small></b>';
 375                     $thread_sort_messages = 0;
 376                     $msort = $msgs = array();
 377                 } else {
 378                     $msort= $msgs;
 379                     $sort = 6;
 380                 }
 381                 break;
 382             case 'serversort':
 383                 $id   = sqimap_get_sort_order($imapConnection, $sort, $mbxresponse);
 384                 $msgs = getServerMessages($imapConnection, $start_msg, $show_num, $num_msgs, $id);
 385                 if ($msgs === false) {
 386                     echo '<b><small><center><font color=red>' .
 387                          _( "Server-side sorting is not supported by your IMAP server.<br>Please report this to the system administrator.").
 388                          '</center></small></b>';
 389                     $sort = $server_sort_order;
 390                     $allow_server_sort = FALSE;
 391                     $msort = $msgs = array();
 392                     $id = array();
 393                 } else {
 394                     $msort = $msgs;
 395                     $sort = 6;
 396                 }
 397                 break;
 398             default:
 399                 if (!$use_cache) {
 400                     $msgs = getSelfSortMessages($imapConnection, $start_msg, $show_num,
 401                                                 $num_msgs, $sort, $mbxresponse);
 402                     $msort = calc_msort($msgs, $sort);
 403                 } /* !use cache */
 404                 break;
 405         } // switch
 406         sqsession_register($msort, 'msort');
 407         sqsession_register($msgs,  'msgs');
 408     } /* if exists > 0 */
 409
 410     $res = getEndMessage($start_msg, $show_num, $num_msgs);
 411     $start_msg = $res[0];
 412     $end_msg   = $res[1];
 413
 414     $paginator_str = get_paginator_str($mailbox, $start_msg, $end_msg,
 415                                        $num_msgs, $show_num, $sort);
 416
 417     $msg_cnt_str = get_msgcnt_str($start_msg, $end_msg, $num_msgs);
 418
 419     do_hook('mailbox_index_before');
 420     echo '<table border="0" width="100%" cellpadding="0" cellspacing="0">';
 421     echo '<tr><td>';
 422
 423     mail_message_listing_beginning($imapConnection, $mailbox, $sort,
 424                                   $msg_cnt_str, $paginator_str, $start_msg);
 425     echo '</td></tr>';
 426     /* line between the button area and the list */
 427     echo '<tr><td HEIGHT="5" BGCOLOR="'.$color[4].'"></td></tr>';
 428
 429     echo '<tr><td>';
 430     echo '    <table width="100%" cellpadding="1" cellspacing="0" align="center"'.' border="0" bgcolor="'.$color[9].'">';
 431     echo '     <tr><td>';
 432     echo '       <table width="100%" cellpadding="1" cellspacing="0" align="center" border="0" bgcolor="'.$color[5].'">';
 433     echo '<tr><td>';
 434     printHeader($mailbox, $srt, $color, !$thread_sort_messages);
 435
 436     displayMessageArray($imapConnection, $num_msgs, $start_msg,
 437                       $msort, $mailbox, $sort, $color, $show_num,0,0);
 438     echo '</td></tr></table></td></tr></table>';
 439
 440     mail_message_listing_end($num_msgs, $paginator_str, $msg_cnt_str, $color);
 441     echo '</td></tr></table>';
 442 }
 443
 444 function calc_msort($msgs, $sort) {
 445
 446     /*
 447      * 0 = Date (up)
 448      * 1 = Date (dn)
 449      * 2 = Name (up)
 450      * 3 = Name (dn)
 451      * 4 = Subject (up)
 452      * 5 = Subject (dn)
 453      */
 454     if (($sort == 0) || ($sort == 1)) {
 455         $msort = array_cleave ($msgs, 'TIME_STAMP');
 456     } elseif (($sort == 2) || ($sort == 3)) {
 457         $msort = array_cleave ($msgs, 'FROM-SORT');
 458     } elseif (($sort == 4) || ($sort == 5)) {
 459         $msort = array_cleave ($msgs, 'SUBJECT-SORT');
 460     } else {
 461         $msort = $msgs;
 462     }
 463     if ($sort < 6) {
 464         if ($sort % 2) {
 465             asort($msort);
 466         } else {
 467             arsort($msort);
 468         }
 469     }
 470     return $msort;
 471 }
 472
 473 function fillMessageArray($imapConnection, $id, $count) {
 474     $msgs_list = sqimap_get_small_header_list($imapConnection, $id);
 475     $messages = array();
 476     if (sizeof($msgs_list)) {
 477         foreach ($msgs_list as $hdr) {
 478             $unique_id[] = $hdr->uid;
 479             $from[] = $hdr->from;
 480             $date[] = $hdr->date;
 481             $subject[] = $hdr->subject;
 482             $to[] = $hdr->to;
 483             $priority[] = $hdr->priority;
 484             $cc[] = $hdr->cc;
 485             $size[] = $hdr->size;
 486             $type[] = $hdr->type0;
 487             $flag_deleted[] = $hdr->flag_deleted;
 488             $flag_answered[] = $hdr->flag_answered;
 489             $flag_seen[] = $hdr->flag_seen;
 490             $flag_flagged[] = $hdr->flag_flagged;
 491         }
 492     }
 493
 494     for($j = 0; $j < $count; ++$j) {
 495         if (isset($date[$j])) {
 496             $date[$j] = str_replace('  ', ' ', $date[$j]);
 497             $tmpdate  = explode(' ', trim($date[$j]));
 498         } else {
 499             $tmpdate = $date = array('', '', '', '', '', '');
 500         }
 501         $messages[$j]['TIME_STAMP'] = getTimeStamp($tmpdate);
 502         $messages[$j]['DATE_STRING'] =
 503         getDateString($messages[$j]['TIME_STAMP']);
 504         $messages[$j]['ID'] = $unique_id[$j];
 505         $messages[$j]['FROM'] = decodeHeader($from[$j]);
 506         $messages[$j]['FROM-SORT'] =
 507         strtolower(sqimap_find_displayable_name(decodeHeader($from[$j])));
 508         $messages[$j]['SUBJECT'] = decodeHeader($subject[$j]);
 509         $messages[$j]['SUBJECT-SORT'] = strtolower(decodeHeader($subject[$j]));
 510         $messages[$j]['TO'] = decodeHeader($to[$j]);
 511         $messages[$j]['PRIORITY'] = $priority[$j];
 512         $messages[$j]['CC'] = $cc[$j];
 513         $messages[$j]['SIZE'] = $size[$j];
 514         $messages[$j]['TYPE0'] = $type[$j];
 515         $messages[$j]['FLAG_DELETED'] = $flag_deleted[$j];
 516         $messages[$j]['FLAG_ANSWERED'] = $flag_answered[$j];
 517         $messages[$j]['FLAG_SEEN'] = $flag_seen[$j];
 518         $messages[$j]['FLAG_FLAGGED'] = $flag_flagged[$j];
 519
 520         /*
 521          * fix SUBJECT-SORT to remove Re:
 522          *     vedr|sv  (Danish)
 523          *     re|aw (English)
 524          *
 525          * TODO: i18n should be incorporated here. E.g. we catch the ones
 526          * we know about, but also define in i18n what the localized
 527          * "Re: " is for this or that locale.
 528          */
 529         if (preg_match("/^(vedr|sv|re|aw):\s*(.*)$/si",
 530             $messages[$j]['SUBJECT-SORT'], $matches)){
 531             $messages[$j]['SUBJECT-SORT'] = $matches[2];
 532         }
 533     }
 534     return $messages;
 535 }
 536
 537
 538 /* Generic function to convert the msgs array into an HTML table. */
 539 function displayMessageArray($imapConnection, $num_msgs, $start_msg,
 540                              $msort, $mailbox, $sort, $color,
 541                              $show_num, $where=0, $what=0) {
 542     global $imapServerAddress, $use_mailbox_cache,
 543            $index_order, $checkall,
 544            $indent_array, $thread_sort_messages, $allow_server_sort,
 545            $server_sort_order, $PHP_SELF;
 546
 547     $res = getEndMessage($start_msg, $show_num, $num_msgs);
 548     $start_msg = $res[0];
 549     $end_msg   = $res[1];
 550
 551     $urlMailbox = urlencode($mailbox);
 552
 553     /* get indent level for subject display */
 554     if ($thread_sort_messages == 1 ) {
 555         $indent_array = get_parent_level($imapConnection);
 556     }
 557
 558     $real_startMessage = $start_msg;
 559     if ($sort == 6) {
 560         if ($end_msg - $start_msg < $show_num - 1) {
 561             $end_msg = $end_msg - $start_msg + 1;
 562             $start_msg = 1;
 563         } else if ($start_msg > $show_num) {
 564             $end_msg = $show_num;
 565             $start_msg = 1;
 566         }
 567     }
 568     $endVar = $end_msg + 1;
 569
 570     /*
 571      * Loop through and display the info for each message.
 572      * ($t is used for the checkbox number)
 573      */
 574     $t = 0;
 575
 576     /* messages display */
 577
 578     if ($num_msgs == 0) {
 579     /* if there's no messages in this folder */
 580         echo html_tag( 'tr',
 581                 html_tag( 'td',
 582                           "<BR><b>" . _("THIS FOLDER IS EMPTY") . "</b><BR>&nbsp;",
 583                           'center',
 584                           $color[4],
 585                           'COLSPAN="' . count($index_order) . '"'
 586                 )
 587         );
 588     } elseif ($start_msg == $end_msg) {
 589     /* if there's only one message in the box, handle it differently. */
 590         if ($sort != 6) {
 591             $i = $start_msg;
 592         } else {
 593             $i = 1;
 594         }
 595         reset($msort);
 596         $k = 0;
 597         do {
 598             $key = key($msort);
 599             next($msort);
 600             $k++;
 601         } while (isset ($key) && ($k < $i));
 602         printMessageInfo($imapConnection, $t, true, $key, $mailbox,
 603                          $real_startMessage, $where, $what);
 604     } else {
 605         $i = $start_msg;
 606         reset($msort);
 607         $k = 0;
 608         do {
 609             $key = key($msort);
 610             next($msort);
 611             $k++;
 612         } while (isset ($key) && ($k < $i));
 613         $not_last = true;
 614         do {
 615             if (!$i || $i == $endVar-1) $not_last = false;
 616                 printMessageInfo($imapConnection, $t, $not_last, $key, $mailbox,
 617                                  $real_startMessage, $where, $what);
 618             $key = key($msort);
 619             $t++;
 620             $i++;
 621             next($msort);
 622         } while ($i && $i < $endVar);
 623     }
 624     echo '</table>';
 625 }
 626
 627 /*
 628  * Displays the standard message list header. To finish the table,
 629  * you need to do a "</table></table>";
 630  *
 631  * $moveURL is the URL to submit the delete/move form to
 632  * $mailbox is the current mailbox
 633  * $sort is the current sorting method (-1 for no sorting available [searches])
 634  * $Message is a message that is centered on top of the list
 635  * $More is a second line that is left aligned
 636  */
 637
 638 function mail_message_listing_beginning ($imapConnection,
 639                                          $mailbox = '', $sort = -1,
 640                                          $msg_cnt_str = '',
 641                                          $paginator = '&nbsp;',
 642                                          $start_msg = 1) {
 643     global $color, $auto_expunge, $base_uri, $thread_sort_messages,
 644            $allow_thread_sort, $allow_server_sort, $server_sort_order,
 645            $PHP_SELF;
 646
 647     $php_self = $PHP_SELF;
 648     /* fix for incorrect $PHP_SELF */
 649     if (strpos($php_self, 'move_messages.php')) {
 650         $php_self = str_replace('move_messages.php', 'right_main.php', $php_self);
 651     }
 652     $urlMailbox = urlencode($mailbox);
 653
 654     if (preg_match('/^(.+)\?.+$/',$php_self,$regs)) {
 655         $source_url = $regs[1];
 656     } else {
 657         $source_url = $php_self;
 658     }
 659
 660     if (!isset($msg)) {
 661         $msg = '';
 662     }
 663     $moveURL = "move_messages.php?msg=$msg&amp;mailbox=$urlMailbox"
 664              . "&amp;startMessage=$start_msg";
 665     /*
 666      * This is the beginning of the message list table.
 667      * It wraps around all messages
 668      */
 669     echo "<FORM name=\"messageList\" method=post action=\"$moveURL\">\n"
 670         . html_tag( 'table' ,
 671             html_tag( 'tr',
 672                 html_tag( 'td' ,
 673                     html_tag( 'table' ,
 674                         html_tag( 'tr',
 675                             html_tag( 'td', $paginator, 'left' ) .
 676                             html_tag( 'td', $msg_cnt_str, 'right' )
 677                         )
 678                     , '', $color[4], 'border="0" width="100%" cellpadding="1"  cellspacing="0"' )
 679                 , 'left', '', '' )
 680             , '', $color[0] )
 681             , '', '', 'border="0" width="100%" cellpadding="1"  cellspacing="0"' );
 682         echo '<tr><td HEIGHT="5" BGCOLOR="'.$color[4].'"></td></tr>';
 683         echo '<tr><td>';
 684
 685         echo html_tag( 'tr' ) . "\n"
 686         . html_tag( 'td' ,'' , 'left', '', '' )
 687          . html_tag( 'table' ,'' , '', $color[9], 'border="0" width="100%" cellpadding="1"  cellspacing="0"' )
 688           . '<tr><td>'
 689            . html_tag( 'table' ,'' , '', $color[0], 'border="0" width="100%" cellpadding="1"  cellspacing="0"' )
 690             . html_tag( 'tr',
 691                 getSmallStringCell(_("Move Selected To"), 'left', 'nowrap') .
 692                 getSmallStringCell(_("Transform Selected Messages"), 'right')
 693             )
 694             . html_tag( 'tr' ) ."\n"
 695             . html_tag( 'td', '', 'left', '', 'valign="middle" nowrap' );
 696             getMbxList($imapConnection);
 697             echo getButton('SUBMIT', 'moveButton',_("Move")) . "\n";
 698             echo getButton('SUBMIT', 'attache',_("Forward")) . "\n";
 699
 700   echo "      </TD>\n"
 701          . html_tag( 'td', '', 'right', '', 'nowrap' );
 702
 703
 704
 705     if (!$auto_expunge) {
 706         echo getButton('SUBMIT', 'expungeButton',_("Expunge"))
 707              .'&nbsp;' . _("mailbox") . "\n";
 708     }
 709
 710     echo getButton('SUBMIT', 'markRead',_("Read"));
 711     echo getButton('SUBMIT', 'markUnread',_("Unread"));
 712     echo getButton('SUBMIT', 'delete',_("Delete")) ."&nbsp\n";
 713     if (!strpos($php_self,'mailbox')) {
 714         $location = $php_self.'?mailbox=INBOX&amp;startMessage=1';
 715     } else {
 716         $location = $php_self;
 717     }
 718     echo '<INPUT TYPE="HIDDEN" NAME="location" VALUE="'.$location.'">';
 719     echo "</TD>\n"
 720          . "   </TR>\n";
 721
 722     /* draws thread sorting links */
 723     if ($allow_thread_sort == TRUE) {
 724         if ($thread_sort_messages == 1 ) {
 725             $set_thread = 2;
 726             $thread_name = _("Unthread View");
 727         } elseif ($thread_sort_messages == 0) {
 728             $set_thread = 1;
 729             $thread_name = _("Thread View");
 730         }
 731         echo html_tag( 'tr' ,
 732                     html_tag( 'td' ,
 733                               '&nbsp;<a href=' . $source_url . '?sort='
 734                               . "$sort" . '&start_messages=1&set_thread=' . "$set_thread"
 735                               . '&mailbox=' . urlencode($mailbox) . '><small>' . $thread_name
 736                               . '</a></small>&nbsp;'
 737                      , '', '', '' )
 738                  , '', '', '' );
 739     }
 740
 741     echo "</TABLE></td></tr></table></td></tr>\n";
 742
 743     do_hook('mailbox_form_before');
 744
 745     /* if using server sort we highjack the
 746      * the $sort var and use $server_sort_order
 747      * instead. but here we reset sort for a bit
 748      * since its easy
 749      */
 750     if ($allow_server_sort == TRUE) {
 751         $sort = $server_sort_order;
 752     }
 753 }
 754
 755 function mail_message_listing_end($num_msgs, $paginator_str, $msg_cnt_str, $color) {
 756   if ($num_msgs) {
 757     echo '<tr><td HEIGHT="5" BGCOLOR="'.$color[4].'" COLSPAN="1">';
 758     echo '</td></tr><tr><td>';
 759     echo html_tag( 'table',
 760             html_tag( 'tr',
 761                 html_tag( 'td',
 762                     html_tag( 'table',
 763                         html_tag( 'tr',
 764                             html_tag( 'td', $paginator_str ) .
 765                             html_tag( 'td', $msg_cnt_str, 'right' )
 766                         )
 767                     , '', $color[4], 'width="100%" border="0" cellpadding="1" cellspacing="0"' )
 768                 )
 769             )
 770         , '', $color[9], 'width="100%" border="0" cellpadding="1"  cellspacing="0"' );
 771     echo '</td></tr>';
 772   }
 773     /* End of message-list table */
 774
 775     do_hook('mailbox_index_after');
 776     echo "</FORM>\n";
 777 }
 778
 779 function printHeader($mailbox, $sort, $color, $showsort=true) {
 780     global $index_order;
 781     echo html_tag( 'tr' ,'' , 'center', $color[5] );
 782     for ($i = 1; $i <= count($index_order); $i++) {
 783         switch ($index_order[$i]) {
 784         case 1: /* checkbox */
 785         case 5: /* flags */
 786             echo html_tag( 'td' ,'&nbsp;' , '', '', 'width="1%"' );
 787             break;
 788         case 2: /* from */
 789             if (handleAsSent($mailbox)) {
 790                 echo html_tag( 'td' ,'' , 'left', '', 'width="25%"' )
 791                      . '<b>' . _("To") . '</b>';
 792             } else {
 793                 echo html_tag( 'td' ,'' , 'left', '', 'width="25%"' )
 794                      . '<b>' . _("From") . '</b>';
 795             }
 796             if ($showsort) {
 797                 ShowSortButton($sort, $mailbox, 2, 3);
 798             }
 799             echo "</td>\n";
 800             break;
 801         case 3: /* date */
 802             echo html_tag( 'td' ,'' , 'left', '', 'width="5%" nowrap' )
 803                  . '<b>' . _("Date") . '</b>';
 804             if ($showsort) {
 805                 ShowSortButton($sort, $mailbox, 0, 1);
 806             }
 807             echo "</td>\n";
 808             break;
 809         case 4: /* subject */
 810             echo html_tag( 'td' ,'' , 'left', '', '' )
 811                  . '<b>' . _("Subject") . '</b>';
 812             if ($showsort) {
 813                 ShowSortButton($sort, $mailbox, 4, 5);
 814             }
 815             echo "</td>\n";
 816             break;
 817         case 6: /* size */
 818             echo html_tag( 'td', '<b>' . _("Size") . '</b>', 'center', '', 'width="5%"' );
 819             break;
 820         }
 821     }
 822     echo "</tr>\n";
 823 }
 824
 825
 826 /*
 827  * This function shows the sort button. Isn't this a good comment?
 828  */
 829 function ShowSortButton($sort, $mailbox, $Up, $Down ) {
 830     global $PHP_SELF;
 831     /* Figure out which image we want to use. */
 832     if ($sort != $Up && $sort != $Down) {
 833         $img = 'sort_none.png';
 834         $which = $Up;
 835     } elseif ($sort == $Up) {
 836         $img = 'up_pointer.png';
 837         $which = $Down;
 838     } else {
 839         $img = 'down_pointer.png';
 840         $which = 6;
 841     }
 842
 843     if (preg_match('/^(.+)\?.+$/',$PHP_SELF,$regs)) {
 844         $source_url = $regs[1];
 845     } else {
 846         $source_url = $PHP_SELF;
 847     }
 848
 849     /* Now that we have everything figured out, show the actual button. */
 850     echo ' <a href="' . $source_url .'?newsort=' . $which
 851          . '&amp;startMessage=1&amp;mailbox=' . urlencode($mailbox)
 852          . '"><IMG SRC="../images/' . $img
 853          . '" BORDER=0 WIDTH=12 HEIGHT=10 ALT="sort"></a>';
 854 }
 855
 856 function get_selectall_link($start_msg, $sort) {
 857     global $checkall, $what, $where, $mailbox, $javascript_on;
 858     global $PHP_SELF, $PG_SHOWNUM;
 859
 860     $result = '';
 861     if ($javascript_on) {
 862         $result = '<script language="JavaScript" type="text/javascript">'
 863                 . "\n<!-- \n"
 864                 . "function CheckAll() {\n"
 865                 . "  for (var i = 0; i < document.messageList.elements.length; i++) {\n"
 866                 . "    if(document.messageList.elements[i].type == 'checkbox'){\n"
 867                 . "      document.messageList.elements[i].checked = "
 868                 . "        !(document.messageList.elements[i].checked);\n"
 869                 . "    }\n"
 870                 . "  }\n"
 871                 . "}\n"
 872                 . "//-->\n"
 873                 . '</script><a href="#" onClick="CheckAll();">' . _("Toggle All")
 874                 . "</a>\n";
 875     } else {
 876         if (strpos($PHP_SELF, "?")) {
 877             $result .= "<a href=\"$PHP_SELF&amp;mailbox=" . urlencode($mailbox)
 878                     .  "&amp;startMessage=$start_msg&amp;sort=$sort&amp;checkall=";
 879         } else {
 880             $result .= "<a href=\"$PHP_SELF?mailbox=" . urlencode($mailbox)
 881                     .  "&amp;startMessage=$start_msg&amp;sort=$sort&amp;checkall=";
 882         }
 883         if (isset($checkall) && $checkall == '1') {
 884             $result .= '0';
 885         } else {
 886             $result .= '1';
 887         }
 888
 889         if (isset($where) && isset($what)) {
 890             $result .= '&amp;where=' . urlencode($where)
 891                     .  '&amp;what=' . urlencode($what);
 892         }
 893         $result .= "\">";
 894
 895         if (isset($checkall) && ($checkall == '1')) {
 896             $result .= _("Unselect All");
 897         } else {
 898             $result .= _("Select All");
 899         }
 900         $result .= "</A>\n";
 901     }
 902
 903     /* Return our final result. */
 904     return ($result);
 905 }
 906
 907 /*
 908  * This function computes the "Viewing Messages..." string.
 909  */
 910 function get_msgcnt_str($start_msg, $end_msg, $num_msgs) {
 911     /* Compute the $msg_cnt_str. */
 912     $result = '';
 913     if ($start_msg < $end_msg) {
 914         $result = sprintf(_("Viewing Messages: <B>%s</B> to <B>%s</B> (%s total)"),
 915                           $start_msg, $end_msg, $num_msgs);
 916     } else if ($start_msg == $end_msg) {
 917         $result = sprintf(_("Viewing Message: <B>%s</B> (1 total)"), $start_msg);
 918     } else {
 919         $result = '<br>';
 920     }
 921     /* Return our result string. */
 922     return ($result);
 923 }
 924
 925 /*
 926  * Generate a paginator link.
 927  */
 928 function get_paginator_link($box, $start_msg, $use, $text) {
 929     global $PHP_SELF;
 930
 931     $result = "<A HREF=\"right_main.php?use_mailbox_cache=$use"
 932             . "&amp;startMessage=$start_msg&amp;mailbox=$box\" "
 933             . "TARGET=\"right\">$text</A>";
 934     return ($result);
 935 /*
 936     if (preg_match('/^(.+)\?.+$/',$PHP_SELF,$regs)) {
 937         $source_url = $regs[1];
 938     } else {
 939         $source_url = $PHP_SELF;
 940     }
 941
 942     $result = '<A HREF="'. $source_url . "?use_mailbox_cache=$use"
 943             . "&amp;startMessage=$start_msg&amp;mailbox=$box\" "
 944             . "TARGET=\"right\">$text</A>";
 945     return ($result);
 946 */
 947 }
 948
 949 /*
 950  * This function computes the paginator string.
 951  */
 952 function get_paginator_str($box, $start_msg, $end_msg, $num_msgs,
 953                            $show_num, $sort) {
 954     global $username, $data_dir, $use_mailbox_cache, $color, $PG_SHOWNUM;
 955
 956     /* Initialize paginator string chunks. */
 957     $prv_str = '';
 958     $nxt_str = '';
 959     $pg_str  = '';
 960     $all_str = '';
 961     $tgl_str = '';
 962
 963     $box = urlencode($box);
 964
 965     /* Create simple strings that will be creating the paginator. */
 966     $spc = '&nbsp;';     /* This will be used as a space. */
 967     $sep = '|';          /* This will be used as a seperator. */
 968
 969     /* Get some paginator preference values. */
 970     $pg_sel = getPref($data_dir, $username, 'page_selector', SMPREF_ON);
 971     $pg_max = getPref($data_dir, $username, 'page_selector_max', PG_SEL_MAX);
 972
 973     /* Make sure that our start message number is not too big. */
 974     $start_msg = min($start_msg, $num_msgs);
 975
 976     /* Decide whether or not we will use the mailbox cache. */
 977     /* Not sure why $use_mailbox_cache is even passed in.   */
 978     if ($sort == 6) {
 979         $use = 0;
 980     } else {
 981         $use = 1;
 982     }
 983
 984     /* Compute the starting message of the previous and next page group. */
 985     $next_grp = $start_msg + $show_num;
 986     $prev_grp = $start_msg - $show_num;
 987
 988     /* Compute the basic previous and next strings. */
 989     if (($next_grp <= $num_msgs) && ($prev_grp >= 0)) {
 990         $prv_str = get_paginator_link($box, $prev_grp, $use, _("Previous"));
 991         $nxt_str = get_paginator_link($box, $next_grp, $use, _("Next"));
 992     } else if (($next_grp > $num_msgs) && ($prev_grp >= 0)) {
 993         $prv_str = get_paginator_link($box, $prev_grp, $use, _("Previous"));
 994         $nxt_str = "<FONT COLOR=\"$color[9]\">"._("Next")."</FONT>\n";
 995     } else if (($next_grp <= $num_msgs) && ($prev_grp < 0)) {
 996         $prv_str = "<FONT COLOR=\"$color[9]\">"._("Previous") . '</FONT>';
 997         $nxt_str = get_paginator_link($box, $next_grp, $use, _("Next"));
 998     }
 999
1000     /* Page selector block. Following code computes page links. */
1001     if ($pg_sel && ($num_msgs > $show_num)) {
1002         /* Most importantly, what is the current page!!! */
1003         $cur_pg = intval($start_msg / $show_num) + 1;
1004
1005         /* Compute total # of pages and # of paginator page links. */
1006         $tot_pgs = ceil($num_msgs / $show_num);  /* Total number of Pages */
1007         $vis_pgs = min($pg_max, $tot_pgs - 1);   /* Visible Pages    */
1008
1009         /* Compute the size of the four quarters of the page links. */
1010
1011         /* If we can, just show all the pages. */
1012         if (($tot_pgs - 1) <= $pg_max) {
1013             $q1_pgs = $cur_pg - 1;
1014             $q2_pgs = $q3_pgs = 0;
1015             $q4_pgs = $tot_pgs - $cur_pg;
1016
1017         /* Otherwise, compute some magic to choose the four quarters. */
1018         } else {
1019             /*
1020              * Compute the magic base values. Added together,
1021              * these values will always equal to the $pag_pgs.
1022              * NOTE: These are DEFAULT values and do not take
1023              * the current page into account. That is below.
1024              */
1025             $q1_pgs = floor($vis_pgs/4);
1026             $q2_pgs = round($vis_pgs/4, 0);
1027             $q3_pgs = ceil($vis_pgs/4);
1028             $q4_pgs = round(($vis_pgs - $q2_pgs)/3, 0);
1029
1030             /* Adjust if the first quarter contains the current page. */
1031             if (($cur_pg - $q1_pgs) < 1) {
1032                 $extra_pgs = ($q1_pgs - ($cur_pg - 1)) + $q2_pgs;
1033                 $q1_pgs = $cur_pg - 1;
1034                 $q2_pgs = 0;
1035                 $q3_pgs += ceil($extra_pgs / 2);
1036                 $q4_pgs += floor($extra_pgs / 2);
1037
1038             /* Adjust if the first and second quarters intersect. */
1039             } else if (($cur_pg - $q2_pgs - ceil($q2_pgs/3)) <= $q1_pgs) {
1040                 $extra_pgs = $q2_pgs;
1041                 $extra_pgs -= ceil(($cur_pg - $q1_pgs - 1) * 0.75);
1042                 $q2_pgs = ceil(($cur_pg - $q1_pgs - 1) * 0.75);
1043                 $q3_pgs += ceil($extra_pgs / 2);
1044                 $q4_pgs += floor($extra_pgs / 2);
1045
1046             /* Adjust if the fourth quarter contains the current page. */
1047             } else if (($cur_pg + $q4_pgs) >= $tot_pgs) {
1048                 $extra_pgs = ($q4_pgs - ($tot_pgs - $cur_pg)) + $q3_pgs;
1049                 $q3_pgs = 0;
1050                 $q4_pgs = $tot_pgs - $cur_pg;
1051                 $q1_pgs += floor($extra_pgs / 2);
1052                 $q2_pgs += ceil($extra_pgs / 2);
1053
1054             /* Adjust if the third and fourth quarter intersect. */
1055             } else if (($cur_pg + $q3_pgs + 1) >= ($tot_pgs - $q4_pgs + 1)) {
1056                 $extra_pgs = $q3_pgs;
1057                 $extra_pgs -= ceil(($tot_pgs - $cur_pg - $q4_pgs) * 0.75);
1058                 $q3_pgs = ceil(($tot_pgs - $cur_pg - $q4_pgs) * 0.75);
1059                 $q1_pgs += floor($extra_pgs / 2);
1060                 $q2_pgs += ceil($extra_pgs / 2);
1061             }
1062         }
1063
1064         /*
1065          * I am leaving this debug code here, commented out, because
1066          * it is a really nice way to see what the above code is doing.
1067          * echo "qts =  $q1_pgs/$q2_pgs/$q3_pgs/$q4_pgs = "
1068          *    . ($q1_pgs + $q2_pgs + $q3_pgs + $q4_pgs) . '<br>';
1069          */
1070
1071         /* Print out the page links from the compute page quarters. */
1072
1073         /* Start with the first quarter. */
1074         if (($q1_pgs == 0) && ($cur_pg > 1)) {
1075             $pg_str .= "...$spc";
1076         } else {
1077             for ($pg = 1; $pg <= $q1_pgs; ++$pg) {
1078                 $start = (($pg-1) * $show_num) + 1;
1079                 $pg_str .= get_paginator_link($box, $start, $use, $pg) . $spc;
1080             }
1081             if ($cur_pg - $q2_pgs - $q1_pgs > 1) {
1082                 $pg_str .= "...$spc";
1083             }
1084         }
1085
1086         /* Continue with the second quarter. */
1087         for ($pg = $cur_pg - $q2_pgs; $pg < $cur_pg; ++$pg) {
1088             $start = (($pg-1) * $show_num) + 1;
1089             $pg_str .= get_paginator_link($box, $start, $use, $pg) . $spc;
1090         }
1091
1092         /* Now print the current page. */
1093         $pg_str .= $cur_pg . $spc;
1094
1095         /* Next comes the third quarter. */
1096         for ($pg = $cur_pg + 1; $pg <= $cur_pg + $q3_pgs; ++$pg) {
1097             $start = (($pg-1) * $show_num) + 1;
1098             $pg_str .= get_paginator_link($box, $start, $use, $pg) . $spc;
1099         }
1100
1101         /* And last, print the forth quarter page links. */
1102         if (($q4_pgs == 0) && ($cur_pg < $tot_pgs)) {
1103             $pg_str .= "...$spc";
1104         } else {
1105             if (($tot_pgs - $q4_pgs) > ($cur_pg + $q3_pgs)) {
1106                 $pg_str .= "...$spc";
1107             }
1108             for ($pg = $tot_pgs - $q4_pgs + 1; $pg <= $tot_pgs; ++$pg) {
1109                 $start = (($pg-1) * $show_num) + 1;
1110                 $pg_str .= get_paginator_link($box, $start, $use, $pg) . $spc;
1111             }
1112         }
1113     } else if ($PG_SHOWNUM == 999999) {
1114         $pg_str = "<A HREF=\"right_main.php?PG_SHOWALL=0"
1115                 . "&amp;use_mailbox_cache=$use&amp;startMessage=1&amp;mailbox=$box\" "
1116                 . "TARGET=\"right\">" ._("Paginate") . '</A>' . $spc;
1117     }
1118
1119     /* If necessary, compute the 'show all' string. */
1120     if (($prv_str != '') || ($nxt_str != '')) {
1121         $all_str = "<A HREF=\"right_main.php?PG_SHOWALL=1"
1122                  . "&amp;use_mailbox_cache=$use&amp;startMessage=1&amp;mailbox=$box\" "
1123                  . "TARGET=\"right\">" . _("Show All") . '</A>';
1124     }
1125
1126     /* Last but not least, get the value for the toggle all link. */
1127     $tgl_str = get_selectall_link($start_msg, $sort);
1128
1129     /* Put all the pieces of the paginator string together. */
1130     /**
1131      * Hairy code... But let's leave it like it is since I am not certain
1132      * a different approach would be any easier to read. ;)
1133      */
1134     $result = '';
1135     $result .= ($prv_str != '' ? $prv_str . $spc . $sep . $spc : '');
1136     $result .= ($nxt_str != '' ? $nxt_str . $spc . $sep . $spc : '');
1137     $result .= ($pg_str  != '' ? $pg_str : '');
1138     $result .= ($all_str != '' ? $sep . $spc . $all_str . $spc : '');
1139     $result .= ($result  != '' ? $sep . $spc . $tgl_str: $tgl_str);
1140
1141     /* If the resulting string is blank, return a non-breaking space. */
1142     if ($result == '') {
1143         $result = '&nbsp;';
1144     }
1145
1146     /* Return our final magical paginator string. */
1147     return ($result);
1148 }
1149
1150 function processSubject($subject) {
1151     global $languages, $squirrelmail_language;
1152     /* Shouldn't ever happen -- caught too many times in the IMAP functions */
1153     if ($subject == '')
1154         return _("(no subject)");
1155
1156     if (strlen($subject) <= 55)
1157         return $subject;
1158
1159     $ent_strlen = strlen($subject);
1160     $trim_val=50;
1161     $ent_offset=0;
1162     /*
1163      * see if this is entities-encoded string
1164      * If so, Iterate through the whole string, find out
1165      * the real number of characters, and if more
1166      * than 55, substr with an updated trim value.
1167      */
1168     while ( (($ent_loc = strpos($subject, '&', $ent_offset)) !== false) &&
1169             (($ent_loc_end = strpos($subject, ';', $ent_loc)) !== false) ) {
1170         $trim_val   += ($ent_loc_end-$ent_loc)+1;
1171         $ent_strlen -= $ent_loc_end-$ent_loc;
1172         $ent_offset  = $ent_loc_end+1;
1173     }
1174
1175     if ($ent_strlen <= 55){
1176         return $subject;
1177     }
1178
1179     if (isset($languages[$squirrelmail_language]['XTRA_CODE']) &&
1180         function_exists($languages[$squirrelmail_language]['XTRA_CODE'])) {
1181         return $languages[$squirrelmail_language]['XTRA_CODE']('strimwidth', $subject, $trim_val);
1182     }
1183
1184     return substr($subject, 0, $trim_val) . '...';
1185 }
1186
1187 function getMbxList($imapConnection) {
1188     global $lastTargetMailbox;
1189     echo  '         <small>&nbsp;<tt><select name="targetMailbox">';
1190     $boxes = sqimap_mailbox_list($imapConnection);
1191     foreach ($boxes as $boxes_part) {
1192         if (!in_array('noselect', $boxes_part['flags'])) {
1193             $box = $boxes_part['unformatted'];
1194             $box2 = str_replace(' ', '&nbsp;', imap_utf7_decode_local($boxes_part['unformatted-disp']));
1195             if($box2 == 'INBOX') {
1196                 $box2 = _("INBOX");
1197             }
1198             if ($lastTargetMailbox == $box) {
1199                 echo "       <OPTION VALUE=\"$box\" SELECTED>$box2</OPTION>\n";
1200             } else {
1201                 echo "         <OPTION VALUE=\"$box\">$box2</OPTION>\n";
1202             }
1203         }
1204     }
1205     echo '         </SELECT></TT>&nbsp;';
1206 }
1207
1208 function getButton($type, $name, $value) {
1209     return '<INPUT TYPE="'.$type.'" NAME="'.$name.'" VALUE="'.$value . '">';
1210 }
1211
1212 function getSmallStringCell($string, $align) {
1213     return html_tag('td',
1214                     '<small>' . $string . ':&nbsp; </small>',
1215                     $align,
1216                     '',
1217                     'nowrap' );
1218 }
1219
1220 function getEndMessage($start_msg, $show_num, $num_msgs) {
1221     if ($start_msg + ($show_num - 1) < $num_msgs){
1222         $end_msg = $start_msg + ($show_num - 1);
1223     } else {
1224         $end_msg = $num_msgs;
1225     }
1226
1227     if ($end_msg < $start_msg) {
1228         $start_msg = $start_msg - $show_num;
1229         if ($start_msg < 1) {
1230             $start_msg = 1;
1231         }
1232     }
1233     return (array($start_msg,$end_msg));
1234 }
1235
1236 function handleAsSent($mailbox) {
1237     global $sent_folder, $draft_folder, $handleAsSent_result;
1238
1239     /* First check if this is the sent or draft folder. */
1240     $handleAsSent_result = (($mailbox == $sent_folder)
1241                              || ($mailbox == $draft_folder));
1242
1243     /* Then check the result of the handleAsSent hook. */
1244     do_hook('check_handleAsSent_result', $mailbox);
1245
1246     /* And return the result. */
1247     return ($handleAsSent_result);
1248 }
1249 ?>