functions/mailbox_display.php

   1 <?php
   2
   3    /**
   4     **  mailbox_display.php
   5     **
   6     **  This contains functions that display mailbox information, such as the
   7     **  table row that has sender, date, subject, etc...
   8     **
   9     **  $Id$
  10     **/
  11
  12    if (defined('mailbox_display_php'))
  13        return;
  14    define('mailbox_display_php', true);
  15
  16    function printMessageInfo($imapConnection, $t, $i, $key, $mailbox, $sort, $startMessage, $where, $what) {
  17       global $checkall;
  18       global $color, $msgs, $msort;
  19       global $sent_folder;
  20       global $message_highlight_list;
  21       global $index_order;
  22
  23       if (!isset($GLOBALS["row_count"])) {
  24         $GLOBALS["row_count"] = 0;
  25       }
  26       $GLOBALS["row_count"]++;
  27       if ($GLOBALS["row_count"] % 2) {
  28         if (!isset($color[12])) $color[12] = "#EAEAEA";
  29         $color_string = $color[12];
  30       } else {
  31         $color_string = $color[4];
  32       }
  33
  34       $msg = $msgs[$key];
  35
  36       $senderName = sqimap_find_displayable_name($msg['FROM']);
  37       $urlMailbox = urlencode($mailbox);
  38       $subject = processSubject($msg['SUBJECT']);
  39
  40       echo "<TR>\n";
  41
  42       if (isset($msg['FLAG_FLAGGED']) && $msg['FLAG_FLAGGED'] == true)
  43       {
  44          $flag = "<font color=$color[2]>";
  45          $flag_end = '</font>';
  46       }
  47       else
  48       {
  49          $flag = '';
  50          $flag_end = '';
  51       }
  52       if (!isset($msg['FLAG_SEEN']) || $msg['FLAG_SEEN'] == false)
  53       {
  54          $bold = '<b>';
  55          $bold_end = '</b>';
  56       }
  57       else
  58       {
  59          $bold = '';
  60          $bold_end = '';
  61       }
  62       if ($mailbox == $sent_folder)
  63       {
  64          $italic = '<i>';
  65          $italic_end = '</i>';
  66       }
  67       else
  68       {
  69          $italic = '';
  70          $italic_end = '';
  71       }
  72       if (isset($msg['FLAG_DELETED']) && $msg['FLAG_DELETED'])
  73       {
  74          $fontstr = "<font color=\"$color[9]\">";
  75          $fontstr_end = '</font>';
  76       }
  77       else
  78       {
  79          $fontstr = '';
  80          $fontstr_end = '';
  81       }
  82
  83       for ($i=0; $i < count($message_highlight_list); $i++) {
  84          if (trim($message_highlight_list[$i]['value']) != '') {
  85             if ($message_highlight_list[$i]['match_type'] == 'to_cc') {
  86                if (strpos('^^'.strtolower($msg['TO']), strtolower($message_highlight_list[$i]['value'])) || strpos('^^'.strtolower($msg['CC']), strtolower($message_highlight_list[$i]['value']))) {
  87                   $hlt_color = $message_highlight_list[$i]['color'];
  88                   continue;
  89                }
  90             } else if (strpos('^^'.strtolower($msg[strtoupper($message_highlight_list[$i]['match_type'])]),strtolower($message_highlight_list[$i]['value']))) {
  91                $hlt_color = $message_highlight_list[$i]['color'];
  92                continue;
  93             }
  94          }
  95       }
  96
  97       if (!isset($hlt_color))
  98          $hlt_color = $color_string;
  99
 100       if ($where && $what) {
 101          $search_stuff = '&where='.urlencode($where).'&what='.urlencode($what);
 102       }
 103
 104       if ($checkall == 1)
 105          $checked = ' checked';
 106       else
 107          $checked = '';
 108
 109       for ($i=1; $i <= count($index_order); $i++) {
 110          switch ($index_order[$i]) {
 111             case 1: # checkbox
 112                echo "   <td width=1% bgcolor=$hlt_color align=center><input type=checkbox name=\"msg[$t]\" value=".$msg["ID"]."$checked></TD>\n";
 113                break;
 114             case 2: # from
 115                echo "   <td width=30% bgcolor=$hlt_color>$italic$bold$flag$fontstr$senderName$fontstr_end$flag_end$bold_end$italic_end</td>\n";
 116                break;
 117             case 3: # date
 118                echo "   <td nowrap width=1% bgcolor=$hlt_color><center>$bold$flag$fontstr".$msg["DATE_STRING"]."$fontstr_end$flag_end$bold_end</center></td>\n";
 119                break;
 120             case 4: # subject
 121                echo "   <td bgcolor=$hlt_color>$bold";
 122                    if (! isset($search_stuff)) { $search_stuff = ''; }
 123                echo "<a href=\"read_body.php?mailbox=$urlMailbox&passed_id=".$msg["ID"]."&startMessage=$startMessage&show_more=0$search_stuff\"";
 124                do_hook("subject_link");
 125                echo ">$flag$subject$flag_end</a>$bold_end</td>\n";
 126                break;
 127             case 5: # flags
 128                $stuff = false;
 129                echo "   <td bgcolor=$hlt_color align=center width=1% nowrap><b><small>\n";
 130                if (isset($msg['FLAG_ANSWERED']) &&
 131                    $msg['FLAG_ANSWERED'] == true) {
 132                   echo "A\n";
 133                   $stuff = true;
 134                }
 135                if ($msg['TYPE0'] == 'multipart') {
 136                   echo "+\n";
 137                   $stuff = true;
 138                }
 139                if (ereg('(1|2)',substr($msg['PRIORITY'],0,1))) {
 140                   echo "<font color=$color[1]>!</font>\n";
 141                   $stuff = true;
 142                }
 143                if (isset($msg['FLAG_DELETED']) && $msg['FLAG_DELETED']) {
 144                   echo "<font color=\"$color[1]\">D</font>\n";
 145                   $stuff = true;
 146                }
 147
 148                if (!$stuff) echo "&nbsp;\n";
 149                echo "</small></b></td>\n";
 150                break;
 151             case 6: # size
 152                echo "   <td bgcolor=$hlt_color width=1%>$bold$fontstr".show_readable_size($msg['SIZE'])."$fontstr_end$bold_end</td>\n";
 153                break;
 154          }
 155       }
 156
 157
 158       echo "</tr>\n";
 159    }
 160
 161    /**
 162     ** This function loops through a group of messages in the mailbox and shows them
 163     **/
 164    function showMessagesForMailbox($imapConnection, $mailbox, $numMessages, $startMessage, $sort, $color,$show_num, $use_cache) {
 165       global $msgs, $msort;
 166       global $sent_folder;
 167       global $message_highlight_list;
 168       global $auto_expunge;
 169
 170      if ($auto_expunge == true) sqimap_mailbox_expunge($imapConnection, $mailbox, false);
 171       sqimap_mailbox_select($imapConnection, $mailbox);
 172
 173       if (!$use_cache) {
 174          // if it's sorted
 175          if ($numMessages >= 1) {
 176             if ($sort < 6) {
 177                for ($q = 0; $q < $numMessages; $q++) {
 178                   if($mailbox == $sent_folder)
 179                      $hdr = sqimap_get_small_header ($imapConnection, $q+1, true);
 180                   else
 181                      $hdr = sqimap_get_small_header ($imapConnection, $q+1, false);
 182
 183                   $from[$q] = $hdr->from;
 184                   $date[$q] = $hdr->date;
 185                   $subject[$q] = $hdr->subject;
 186                   $to[$q] = $hdr->to;
 187                   $priority[$q] = $hdr->priority;
 188                   $cc[$q] = $hdr->cc;
 189                   $size[$q] = $hdr->size;
 190                   $type[$q] = $hdr->type0;
 191                   $flags[$q] = sqimap_get_flags ($imapConnection, $q+1);
 192                   $id[$q] = $q + 1;
 193                }
 194             } else {
 195                // if it's not sorted
 196                if ($startMessage + ($show_num - 1) < $numMessages) {
 197                   $endMessage = $startMessage + ($show_num-1);
 198                } else {
 199                   $endMessage = $numMessages;
 200                }
 201
 202                if ($endMessage < $startMessage) {
 203                   $startMessage = $startMessage - $show_num;
 204                   if ($startMessage < 1)
 205                      $startMessage = 1;
 206                }
 207
 208
 209                $real_startMessage = $numMessages - $startMessage + 1;
 210                $real_endMessage = $numMessages - $startMessage - $show_num;
 211                if ($real_endMessage <= 0)
 212                   $real_endMessage = 1;
 213
 214                $j = 0;
 215                for ($q = $real_startMessage; $q >= $real_endMessage; $q--) {
 216                   if($mailbox == $sent_folder)
 217                      $hdr = sqimap_get_small_header ($imapConnection, $q, true);
 218                   else
 219                      $hdr = sqimap_get_small_header ($imapConnection, $q, false);
 220
 221                   $from[$j] = $hdr->from;
 222                   $date[$j] = $hdr->date;
 223                   $subject[$j] = $hdr->subject;
 224                   $to[$j] = $hdr->to;
 225                   $priority[$j] = $hdr->priority;
 226                   $cc[$j] = $hdr->cc;
 227                   $size[$j] = $hdr->size;
 228                   $type[$j] = $hdr->type0;
 229                   $flags[$j] = sqimap_get_flags ($imapConnection, $q);
 230                   $id[$j] = $q;
 231                   $j++;
 232                }
 233             }
 234          }
 235
 236          $j = 0;
 237          if ($sort == 6) {
 238             $end = $startMessage + $show_num - 1;
 239             if ($numMessages < $show_num)
 240                 $end_loop = $numMessages;
 241             elseif ($end > $numMessages)
 242                 $end_loop = $numMessages - $startMessage + 1;
 243             else
 244                 $end_loop = $show_num;
 245          } else {
 246             $end = $numMessages;
 247             $end_loop = $end;
 248          }
 249          while ($j < $end_loop) {
 250             if (isset($date[$j])) {
 251                 $date[$j] = ereg_replace('  ', ' ', $date[$j]);
 252                 $tmpdate = explode(' ', trim($date[$j]));
 253             } else {
 254                 $tmpdate = $date = array("","","","","","");
 255             }
 256
 257             $messages[$j]['TIME_STAMP'] = getTimeStamp($tmpdate);
 258             $messages[$j]['DATE_STRING'] = getDateString($messages[$j]['TIME_STAMP']);
 259             $messages[$j]['ID'] = $id[$j];
 260             $messages[$j]['FROM'] = decodeHeader($from[$j]);
 261             $messages[$j]['FROM-SORT'] = strtolower(sqimap_find_displayable_name(decodeHeader($from[$j])));
 262             $messages[$j]['SUBJECT'] = decodeHeader($subject[$j]);
 263             $messages[$j]['SUBJECT-SORT'] = strtolower(decodeHeader($subject[$j]));
 264             $messages[$j]['TO'] = decodeHeader($to[$j]);
 265             $messages[$j]['PRIORITY'] = $priority[$j];
 266             $messages[$j]['CC'] = $cc[$j];
 267             $messages[$j]['SIZE'] = $size[$j];
 268             $messages[$j]['TYPE0'] = $type[$j];
 269
 270             # fix SUBJECT-SORT to remove Re:
 271             $re_abbr = # Add more here!
 272                'vedr|sv|' .    # Danish
 273                're|aw';        # English
 274             if (eregi("^($re_abbr):[ ]*(.*)$", $messages[$j]['SUBJECT-SORT'], $regs))
 275                $messages[$j]['SUBJECT-SORT'] = $regs[2];
 276
 277             $num = 0;
 278             while ($num < count($flags[$j])) {
 279                if ($flags[$j][$num] == 'Deleted') {
 280                   $messages[$j]['FLAG_DELETED'] = true;
 281                }
 282                elseif ($flags[$j][$num] == 'Answered') {
 283                   $messages[$j]['FLAG_ANSWERED'] = true;
 284                }
 285                elseif ($flags[$j][$num] == 'Seen') {
 286                   $messages[$j]['FLAG_SEEN'] = true;
 287                }
 288                elseif ($flags[$j][$num] == 'Flagged') {
 289                   $messages[$j]['FLAG_FLAGGED'] = true;
 290                }
 291                $num++;
 292             }
 293             $j++;
 294          }
 295
 296          /* Only ignore messages flagged as deleted if we are using a
 297           * trash folder or auto_expunge */
 298          if (((isset($move_to_trash) && $move_to_trash)
 299               || (isset($auto_expunge) && $auto_expunge)) && $sort != 6)
 300          {
 301             /** Find and remove the ones that are deleted */
 302             $i = 0;
 303             $j = 0;
 304             while ($j < $numMessages) {
 305                if (isset($messages[$j]['FLAG_DELETED']) && $messages[$j]['FLAG_DELETED'] == true) {
 306                   $j++;
 307                   continue;
 308                }
 309                $msgs[$i] = $messages[$j];
 310
 311                $i++;
 312                $j++;
 313             }
 314             $numMessages = $i;
 315          } else {
 316             if (! isset($messages))
 317                 $messages = array();
 318             $msgs = $messages;
 319          }
 320       }
 321
 322       // There's gotta be messages in the array for it to sort them.
 323       if ($numMessages > 0 && ! $use_cache) {
 324          /** 0 = Date (up)      4 = Subject (up)
 325           ** 1 = Date (dn)      5 = Subject (dn)
 326           ** 2 = Name (up)
 327           ** 3 = Name (dn)
 328           **/
 329          session_unregister("msgs");
 330          if (($sort == 0) || ($sort == 1))
 331             $msort = array_cleave ($msgs, 'TIME_STAMP');
 332          if (($sort == 2) || ($sort == 3))
 333             $msort = array_cleave ($msgs, 'FROM-SORT');
 334          if (($sort == 4) || ($sort == 5))
 335             $msort = array_cleave ($msgs, 'SUBJECT-SORT');
 336          if ($sort == 6)
 337             $msort = $msgs;
 338
 339          if ($sort < 6) {
 340             if($sort % 2) {
 341                asort($msort);
 342             } else {
 343                arsort($msort);
 344             }
 345          }
 346          session_register('msort');
 347       }
 348       displayMessageArray($imapConnection, $numMessages, $startMessage, $msgs, $msort, $mailbox, $sort, $color,$show_num);
 349      session_register('msgs');
 350    }
 351
 352    // generic function to convert the msgs array into an HTML table
 353    function displayMessageArray($imapConnection, $numMessages, $startMessage, &$msgs, $msort, $mailbox, $sort, $color,$show_num) {
 354       global $folder_prefix, $sent_folder;
 355       global $imapServerAddress;
 356       global $index_order, $real_endMessage, $real_startMessage, $checkall;
 357
 358       // if cache isn't already set, do it now
 359       if (!session_is_registered('msgs'))
 360          session_register('msgs');
 361       if (!session_is_registered('msort'))
 362          session_register('msort');
 363
 364       if ($startMessage + ($show_num - 1) < $numMessages) {
 365          $endMessage = $startMessage + ($show_num-1);
 366       } else {
 367          $endMessage = $numMessages;
 368       }
 369
 370       if ($endMessage < $startMessage) {
 371          $startMessage = $startMessage - $show_num;
 372          if ($startMessage < 1)
 373             $startMessage = 1;
 374       }
 375
 376       $nextGroup = $startMessage + $show_num;
 377       $prevGroup = $startMessage - $show_num;
 378       $urlMailbox = urlencode($mailbox);
 379
 380       do_hook('mailbox_index_before');
 381
 382       $Message = '';
 383       if ($startMessage < $endMessage) {
 384          $Message = _("Viewing messages") ." <B>$startMessage</B> ". _("to") ." <B>$endMessage</B> ($numMessages " . _("total") . ")\n";
 385       } elseif ($startMessage == $endMessage) {
 386          $Message = _("Viewing message") ." <B>$startMessage</B> ($numMessages " . _("total") . ")\n";
 387       }
 388
 389       $More = '';
 390       if ($sort == 6) {
 391          $use = 0;
 392       } else {
 393          $use = 1;
 394       }
 395       if (($nextGroup <= $numMessages) && ($prevGroup >= 0)) {
 396          $More = "<A HREF=\"right_main.php?use_mailbox_cache=$use&startMessage=$prevGroup&mailbox=$urlMailbox\" TARGET=\"right\">". _("Previous") ."</A> | \n";
 397          $More .= "<A HREF=\"right_main.php?use_mailbox_cache=$use&&startMessage=$nextGroup&mailbox=$urlMailbox\" TARGET=\"right\">". _("Next") ."</A>\n";
 398       }
 399       elseif (($nextGroup > $numMessages) && ($prevGroup >= 0)) {
 400          $More = "<A HREF=\"right_main.php?use_mailbox_cache=$use&startMessage=$prevGroup&mailbox=$urlMailbox\" TARGET=\"right\">". _("Previous") ."</A> | \n";
 401          $More .= "<FONT COLOR=\"$color[9]\">"._("Next")."</FONT>\n";
 402       }
 403       elseif (($nextGroup <= $numMessages) && ($prevGroup < 0)) {
 404          $More = "<FONT COLOR=\"$color[9]\">"._("Previous")."</FONT> | \n";
 405          $More .= "<A HREF=\"right_main.php?use_mailbox_cache=$use&startMessage=$nextGroup&mailbox=$urlMailbox\" TARGET=\"right\">". _("Next") ."</A>\n";
 406       }
 407
 408       if (! isset($msg))
 409           $msg = "";
 410       mail_message_listing_beginning($imapConnection,
 411          "move_messages.php?msg=$msg&mailbox=$urlMailbox&startMessage=$startMessage",
 412           $mailbox, $sort, $Message, $More, $startMessage);
 413
 414       $groupNum = $startMessage % ($show_num - 1);
 415       $real_startMessage = $startMessage;
 416       if ($sort == 6) {
 417          if ($endMessage - $startMessage < $show_num - 1) {
 418             $endMessage = $endMessage - $startMessage + 1;
 419             $startMessage = 1;
 420          } else if ($startMessage > $show_num) {
 421             $endMessage = $show_num;
 422             $startMessage = 1;
 423          }
 424       }
 425
 426       $endVar = $endMessage + 1;
 427
 428       // loop through and display the info for each message.
 429       $t = 0; // $t is used for the checkbox number
 430       if ($numMessages == 0) { // if there's no messages in this folder
 431          echo "<TR><TD BGCOLOR=\"$color[4]\" COLSPAN=" . count($index_order);
 432          echo "><CENTER><BR><B>". _("THIS FOLDER IS EMPTY") ."</B><BR>&nbsp;</CENTER></TD></TR>";
 433       } else if ($startMessage == $endMessage) { // if there's only one message in the box, handle it different.
 434          if ($sort != 6)
 435             $i = $startMessage;
 436          else
 437             $i = 1;
 438          reset($msort);
 439          $k = 0;
 440          do {
 441             $key = key($msort);
 442             next($msort);
 443             $k++;
 444          } while (isset ($key) && ($k < $i));
 445          printMessageInfo($imapConnection, $t, $i, $key, $mailbox, $sort, $real_startMessage, 0, 0);
 446       } else {
 447          $i = $startMessage;
 448
 449          reset($msort);
 450          $k = 0;
 451          do {
 452             $key = key($msort);
 453             next($msort);
 454             $k++;
 455          } while (isset ($key) && ($k < $i));
 456
 457          do {
 458             printMessageInfo($imapConnection, $t, $i, $key, $mailbox, $sort, $real_startMessage, 0, 0);
 459             $key = key($msort);
 460             $t++;
 461             $i++;
 462             next($msort);
 463          } while ($i && $i < $endVar);
 464       }
 465       echo '</TABLE>';
 466
 467       echo "</td></tr>\n";
 468
 469       echo "<TR BGCOLOR=\"$color[4]\"><TD>";
 470       echo '<table width="100%" cellpadding="0" cellspacing="0" border="0"><tr><td>';
 471       echo "$More</td><td align=right>\n";
 472       if (!$startMessage) $startMessage=1;
 473       ShowSelectAllLink($startMessage, $sort);
 474
 475       echo '</td></tr></table>';
 476       echo '</td></tr>';
 477       echo '</table>'; /** End of message-list table */
 478
 479       do_hook('mailbox_index_after');
 480    }
 481
 482    /* Displays the standard message list header.
 483     * To finish the table, you need to do a "</table></table>";
 484     * $moveURL is the URL to submit the delete/move form to
 485     * $mailbox is the current mailbox
 486     * $sort is the current sorting method (-1 for no sorting available [searches])
 487     * $Message is a message that is centered on top of the list
 488     * $More is a second line that is left aligned
 489     */
 490    function mail_message_listing_beginning($imapConnection, $moveURL,
 491        $mailbox = '', $sort = -1, $Message = '', $More = '', $startMessage = 1)
 492    {
 493       global $color, $index_order, $auto_expunge, $move_to_trash;
 494       global $checkall, $sent_folder;
 495       $urlMailbox = urlencode($mailbox);
 496          /** This is the beginning of the message list table.  It wraps around all messages */
 497       echo '<TABLE WIDTH="100%" BORDER="0" CELLPADDING="2" CELLSPACING="0">';
 498
 499       if ($Message)
 500       {
 501          echo "<TR BGCOLOR=\"$color[4]\"><TD align=center>$Message</td></tr>\n";
 502       }
 503
 504       echo "<TR BGCOLOR=\"$color[4]\"><TD>";
 505       echo '<table width="100%" cellpadding="0" cellspacing="0" border="0"><tr><td>';
 506       echo "$More</td><td align=right>\n";
 507       ShowSelectAllLink($startMessage, $sort);
 508
 509       echo '</td></tr></table>';
 510       echo '</td></tr>';
 511
 512       /** The delete and move options */
 513       echo "<TR><TD BGCOLOR=\"$color[0]\">";
 514
 515       echo "\n\n\n<FORM name=messageList method=post action=\"$moveURL\">\n";
 516       echo "<TABLE BGCOLOR=\"$color[0]\" COLS=2 BORDER=0 cellpadding=0 cellspacing=0 width=100%>\n";
 517       echo "   <TR>\n";
 518       echo "      <TD WIDTH=60% ALIGN=LEFT VALIGN=CENTER>\n";
 519
 520
 521       echo '         <NOBR><SMALL>'. _("Move selected to:") .'</SMALL>';
 522       echo '         <TT><SMALL><SELECT NAME="targetMailbox">';
 523
 524       $boxes = sqimap_mailbox_list($imapConnection);
 525       for ($i = 0; $i < count($boxes); $i++) {
 526          if (!in_array("noselect", $boxes[$i]['flags'])) {
 527             $box = $boxes[$i]['unformatted'];
 528             $box2 = str_replace(' ', '&nbsp;', $boxes[$i]['unformatted-disp']);
 529             echo "         <OPTION VALUE=\"$box\">$box2</option>\n";
 530          }
 531       }
 532       echo '         </SELECT></SMALL></TT>';
 533       echo '         <SMALL><INPUT TYPE=SUBMIT NAME="moveButton" VALUE="'. _("Move") ."\"></SMALL></NOBR>\n";
 534       echo "      </TD>\n";
 535       echo "      <TD WIDTH=40% ALIGN=RIGHT>\n";
 536       if (! $auto_expunge) {
 537          echo '         <NOBR><SMALL><INPUT TYPE=SUBMIT NAME="expungeButton" VALUE="'. _("Expunge") .'">&nbsp;'. _("mailbox") ."</SMALL></NOBR>&nbsp;&nbsp;\n";
 538       }
 539       echo "         <NOBR><SMALL><INPUT TYPE=SUBMIT VALUE=\"". _("Delete") ."\">&nbsp;". _("checked messages") ."</SMALL></NOBR>\n";
 540       echo "      </TD>\n";
 541       echo "   </TR>\n";
 542
 543       echo "</TABLE>\n";
 544       do_hook('mailbox_form_before');
 545       echo '</TD></TR>';
 546
 547       echo "<TR><TD BGCOLOR=\"$color[0]\">";
 548       echo "<TABLE WIDTH=100% BORDER=0 CELLPADDING=2 CELLSPACING=1 BGCOLOR=\"$color[0]\">";
 549       echo "<TR BGCOLOR=\"$color[5]\" ALIGN=\"center\">";
 550
 551       $urlMailbox=urlencode($mailbox);
 552
 553       // Print the headers
 554       for ($i=1; $i <= count($index_order); $i++) {
 555          switch ($index_order[$i]) {
 556             case 1: # checkbox
 557             case 5: # flags
 558                echo '   <TD WIDTH="1%"><B>&nbsp;</B></TD>';
 559                break;
 560
 561             case 2: # from
 562                if ($mailbox == $sent_folder)
 563                   echo '   <TD WIDTH="30%"><B>'. _("To") .'</B>';
 564                else
 565                     echo '   <TD WIDTH="30%"><B>'. _("From") .'</B>';
 566
 567                if ($sort == 2)
 568                   echo "   <A HREF=\"right_main.php?newsort=3&startMessage=1&mailbox=$urlMailbox\" TARGET=\"right\"><IMG SRC=\"../images/up_pointer.gif\" BORDER=0></A></TD>\n";
 569                elseif ($sort == 3)
 570                   echo "   <A HREF=\"right_main.php?newsort=2&startMessage=1&mailbox=$urlMailbox\" TARGET=\"right\"><IMG SRC=\"../images/down_pointer.gif\" BORDER=0></A></TD>\n";
 571                elseif ($sort != -1)
 572                   echo "   <A HREF=\"right_main.php?newsort=3&startMessage=1&mailbox=$urlMailbox\" TARGET=\"right\"><IMG SRC=\"../images/sort_none.gif\" BORDER=0></A></TD>\n";
 573                echo "</TD>";
 574                break;
 575
 576             case 3: # date
 577                echo '   <TD nowrap WIDTH="1%"><B>'. _("Date") .'</B>';
 578                if ($sort == 0)
 579                   echo "   <A HREF=\"right_main.php?newsort=1&startMessage=1&mailbox=$urlMailbox\" TARGET=\"right\"><IMG SRC=\"../images/up_pointer.gif\" BORDER=0></A></TD>\n";
 580                elseif ($sort == 1)
 581                   echo "   <A HREF=\"right_main.php?newsort=6&startMessage=1&mailbox=$urlMailbox\" TARGET=\"right\"><IMG SRC=\"../images/down_pointer.gif\" BORDER=0></A></TD>\n";
 582                elseif ($sort == 6)
 583                   echo "   <A HREF=\"right_main.php?newsort=0&startMessage=1&mailbox=$urlMailbox\" TARGET=\"right\"><IMG SRC=\"../images/sort_none.gif\" BORDER=0></A></TD>\n";
 584                elseif ($sort != -1)
 585                   echo "   <A HREF=\"right_main.php?newsort=0&startMessage=1&mailbox=$urlMailbox\" TARGET=\"right\"><IMG SRC=\"../images/sort_none.gif\" BORDER=0></A></TD>\n";
 586                echo '</TD>';
 587                break;
 588
 589             case 4: # subject
 590                echo '   <TD><B>'. _("Subject") ."</B>\n";
 591                if ($sort == 4)
 592                  echo "   <A HREF=\"right_main.php?newsort=5&startMessage=1&mailbox=$urlMailbox\" TARGET=\"right\"><IMG SRC=\"../images/up_pointer.gif\" BORDER=0></A></TD>\n";
 593                elseif ($sort == 5)
 594                   echo "   <A HREF=\"right_main.php?newsort=4&startMessage=1&mailbox=$urlMailbox\" TARGET=\"right\"><IMG SRC=\"../images/down_pointer.gif\" BORDER=0></A></TD>\n";
 595                elseif ($sort != -1)
 596                   echo "   <A HREF=\"right_main.php?newsort=5&startMessage=1&mailbox=$urlMailbox\" TARGET=\"right\"><IMG SRC=\"../images/sort_none.gif\" BORDER=0></A></TD>\n";
 597                echo "</TD>";
 598                break;
 599
 600             case 6: # size
 601                echo '   <TD WIDTH="1%"><b>' . _("Size")."</b></TD>\n";
 602                break;
 603          }
 604       }
 605       echo "</TR>\n";
 606    }
 607
 608    function ShowSelectAllLink($startMessage, $sort)
 609    {
 610        global $checkall, $PHP_SELF, $what, $where, $mailbox;
 611
 612        echo "\n<A HREF=\"$PHP_SELF?mailbox=" . urlencode($mailbox) .
 613            "&startMessage=$startMessage&sort=$sort&";
 614        if ( isset($checkall) && $checkall == '1')
 615            echo "checkall=0";
 616        else
 617            echo "checkall=1";
 618        if (isset($where) && isset($what))
 619            echo "&where=" . urlencode($where) . "&what=" . urlencode($what);
 620        echo "\">";
 621        if (isset($checkall) && $checkall == '1')
 622            echo _("Unselect All");
 623        else
 624            echo _("Select All");
 625        echo "</A>\n";
 626    }
 627
 628    function processSubject($subject)
 629    {
 630       // Shouldn't ever happen -- caught too many times in the IMAP functions
 631       if ($subject == '')
 632           return _("(no subject)");
 633
 634       if (strlen($subject) <= 55)
 635           return $subject;
 636
 637       $ent_strlen=strlen($subject);
 638       $trim_val=50;
 639       $ent_offset=0;
 640       // see if this is entities-encoded string
 641       // If so, Iterate through the whole string, find out
 642       // the real number of characters, and if more
 643       // than 55, substr with an updated trim value.
 644       while (($ent_loc = strpos($subject, '&', $ent_offset)) !== false &&
 645              ($ent_loc_end = strpos($subject, ';', $ent_loc)) !== false)
 646       {
 647          $trim_val += ($ent_loc_end-$ent_loc)+1;
 648          $ent_strlen -= $ent_loc_end-$ent_loc;
 649          $ent_offset = $ent_loc_end+1;
 650       }
 651
 652       if ($ent_strlen <= 55)
 653           return $subject;
 654
 655       return substr($subject, 0, $trim_val) . '...';
 656    }
 657
 658 ?>