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