functions/mailbox_display.php

   1 <?php
   2
   3 /**
   4  * mailbox_display.php
   5  *
   6  * Copyright (c) 1999-2001 The SquirrelMail Development 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 /*****************************************************************/
  16 /*** THIS FILE NEEDS TO HAVE ITS FORMATTING FIXED!!!           ***/
  17 /*** PLEASE DO SO AND REMOVE THIS COMMENT SECTION.             ***/
  18 /***    + Base level indent should begin at left margin, as    ***/
  19 /***      the first line of the function definition below.     ***/
  20 /***    + All identation should consist of four space blocks   ***/
  21 /***    + Tab characters are evil.                             ***/
  22 /***    + all comments should use "slash-star ... star-slash"  ***/
  23 /***      style -- no pound characters, no slash-slash style   ***/
  24 /***    + FLOW CONTROL STATEMENTS (if, while, etc) SHOULD      ***/
  25 /***      ALWAYS USE { AND } CHARACTERS!!!                     ***/
  26 /***    + Please use ' instead of ", when possible. Note "     ***/
  27 /***      should always be used in _( ) function calls.        ***/
  28 /*** Thank you for your help making the SM code more readable. ***/
  29 /*****************************************************************/
  30
  31 define('PG_SEL_MAX', 10);  /* Default value for page_selector_max. */
  32
  33 function printMessageInfo($imapConnection, $t, $i, $key, $mailbox, $sort, $start_msg, $where, $what) {
  34       global $checkall;
  35       global $color, $msgs, $msort;
  36       global $sent_folder, $draft_folder;
  37       global $default_use_priority;
  38       global $message_highlight_list;
  39       global $index_order;
  40
  41       $color_string = $color[4];
  42       if ($GLOBALS['alt_index_colors']) {
  43           if (!isset($GLOBALS["row_count"])) {
  44             $GLOBALS["row_count"] = 0;
  45           }
  46           $GLOBALS["row_count"]++;
  47           if ($GLOBALS["row_count"] % 2) {
  48           if (!isset($color[12])) $color[12] = '#EAEAEA';
  49             $color_string = $color[12];
  50           }
  51       }
  52       $msg = $msgs[$key];
  53
  54       $senderName = htmlspecialchars(sqimap_find_displayable_name($msg['FROM']));
  55       if( $mailbox == 'None' ) {
  56          // $imapConnection = sqimap_login($username, $key, $imapServerAddress, $imapPort, 0);
  57          $boxes = sqimap_mailbox_list($imapConnection);
  58          // sqimap_logout($imapConnection);
  59          $mailbox = $boxes[0]['unformatted'];
  60          unset( $boxes );
  61       }
  62       $urlMailbox = urlencode($mailbox);
  63       $subject = processSubject($msg['SUBJECT']);
  64       echo "<TR>\n";
  65
  66       if (isset($msg['FLAG_FLAGGED']) && ($msg['FLAG_FLAGGED'] == true)) {
  67          $flag = "<font color=$color[2]>";
  68          $flag_end = '</font>';
  69       } else {
  70          $flag = '';
  71          $flag_end = '';
  72       }
  73       if (!isset($msg['FLAG_SEEN']) || ($msg['FLAG_SEEN'] == false)) {
  74          $bold = '<b>';
  75          $bold_end = '</b>';
  76       } else {
  77          $bold = '';
  78          $bold_end = '';
  79       }
  80
  81       if (($mailbox == $sent_folder) || ($mailbox == $draft_folder)) {
  82          $italic = '<i>';
  83          $italic_end = '</i>';
  84       } else {
  85          $italic = '';
  86          $italic_end = '';
  87       }
  88
  89       if (isset($msg['FLAG_DELETED']) && $msg['FLAG_DELETED']) {
  90          $fontstr = "<font color=\"$color[9]\">";
  91          $fontstr_end = '</font>';
  92       } else {
  93          $fontstr = '';
  94          $fontstr_end = '';
  95       }
  96
  97       for ($i=0; $i < count($message_highlight_list); $i++) {
  98          if (trim($message_highlight_list[$i]['value']) != '') {
  99             if ($message_highlight_list[$i]['match_type'] == 'to_cc') {
 100                if (strpos('^^'.strtolower($msg['TO']), strtolower($message_highlight_list[$i]['value'])) || strpos('^^'.strtolower($msg['CC']), strtolower($message_highlight_list[$i]['value']))) {
 101                   $hlt_color = $message_highlight_list[$i]['color'];
 102                   continue;
 103                }
 104             } else if (strpos('^^'.strtolower($msg[strtoupper($message_highlight_list[$i]['match_type'])]),strtolower($message_highlight_list[$i]['value']))) {
 105                $hlt_color = $message_highlight_list[$i]['color'];
 106                continue;
 107             }
 108          }
 109       }
 110
 111       if (!isset($hlt_color)) {
 112           $hlt_color = $color_string;
 113       }
 114
 115       if ($where && $what) {
 116          $search_stuff = '&where='.urlencode($where).'&what='.urlencode($what);
 117       }
 118
 119       $checked = ($checkall == 1 ?' checked' : '');
 120
 121       for ($i=1; $i <= count($index_order); $i++) {
 122          switch ($index_order[$i]) {
 123             case 1: /* checkbox */
 124                echo "   <td bgcolor=$hlt_color align=center><input type=checkbox name=\"msg[$t]\" value=".$msg["ID"]."$checked></TD>\n";
 125                break;
 126             case 2: /* from */
 127                echo "   <td bgcolor=$hlt_color>$italic$bold$flag$fontstr$senderName$fontstr_end$flag_end$bold_end$italic_end</td>\n";
 128                break;
 129             case 3: /* date */
 130                echo "   <td nowrap bgcolor=$hlt_color><center>$bold$flag$fontstr".$msg["DATE_STRING"]."$fontstr_end$flag_end$bold_end</center></td>\n";
 131                break;
 132             case 4: /* subject */
 133                echo "   <td bgcolor=$hlt_color>$bold";
 134                    if (! isset($search_stuff)) { $search_stuff = ''; }
 135                echo "<a href=\"read_body.php?mailbox=$urlMailbox&passed_id=".$msg["ID"]."&startMessage=$start_msg&show_more=0$search_stuff\"";
 136                do_hook("subject_link");
 137
 138                if ($subject != $msg['SUBJECT']) {
 139                   $title = get_html_translation_table(HTML_SPECIALCHARS);
 140                   $title = array_flip($title);
 141                   $title = strtr($msg['SUBJECT'], $title);
 142                   $title = str_replace('"', "''", $title);
 143                   echo " title=\"$title\"";
 144                }
 145                echo ">$flag$subject$flag_end</a>$bold_end</td>\n";
 146                break;
 147             case 5: /* flags */
 148                $stuff = false;
 149                echo "   <td bgcolor=$hlt_color align=center nowrap><b><small>\n";
 150                if (isset($msg['FLAG_ANSWERED']) &&
 151                    $msg['FLAG_ANSWERED'] == true) {
 152                   echo "A\n";
 153                   $stuff = true;
 154                }
 155                if ($msg['TYPE0'] == 'multipart') {
 156                   echo "+\n";
 157                   $stuff = true;
 158                }
 159                if ($default_use_priority) {
 160                   if (ereg('(1|2)',substr($msg['PRIORITY'],0,1))) {
 161                      echo "<font color=$color[1]>!</font>\n";
 162                      $stuff = true;
 163                   }
 164                   if (ereg('(5)',substr($msg['PRIORITY'],0,1))) {
 165                      echo "<font color=$color[8]>?</font>\n";
 166                      $stuff = true;
 167                   }
 168                }
 169                if (isset($msg['FLAG_DELETED']) && $msg['FLAG_DELETED']) {
 170                   echo "<font color=\"$color[1]\">D</font>\n";
 171                   $stuff = true;
 172                }
 173
 174                if (!$stuff) echo "&nbsp;\n";
 175                echo "</small></b></td>\n";
 176                break;
 177             case 6: /* size */
 178                echo "   <td bgcolor=$hlt_color>$bold$fontstr".show_readable_size($msg['SIZE'])."$fontstr_end$bold_end</td>\n";
 179                break;
 180          }
 181       }
 182       echo "</tr>\n";
 183    }
 184
 185    /**
 186     * This function loops through a group of messages in the mailbox
 187     * and shows them to the user.
 188     */
 189    function showMessagesForMailbox
 190         ($imapConnection, $mailbox, $num_msgs, $start_msg,
 191          $sort, $color,$show_num, $use_cache) {
 192       global $msgs, $msort;
 193       global $sent_folder, $draft_folder;
 194       global $message_highlight_list;
 195       global $auto_expunge;
 196
 197       /* If autoexpunge is turned on, then do it now. */
 198       if ($auto_expunge == true) {
 199           sqimap_mailbox_expunge($imapConnection, $mailbox, false);
 200       }
 201       sqimap_mailbox_select($imapConnection, $mailbox);
 202
 203       $issent = (($mailbox == $sent_folder) || ($mailbox == $draft_folder));
 204       if (!$use_cache) {
 205          /* If it is sorted... */
 206          if ($num_msgs >= 1) {
 207             if ($sort < 6) {
 208                $id = range(1, $num_msgs);
 209             } else {
 210                // if it's not sorted
 211                if ($start_msg + ($show_num - 1) < $num_msgs) {
 212                   $end_msg = $start_msg + ($show_num-1);
 213                } else {
 214                   $end_msg = $num_msgs;
 215                }
 216
 217                if ($end_msg < $start_msg) {
 218                   $start_msg = $start_msg - $show_num;
 219                   if ($start_msg < 1) {
 220                       $start_msg = 1;
 221                   }
 222                }
 223
 224                $real_startMessage = $num_msgs - $start_msg + 1;
 225                $real_endMessage = $num_msgs - $start_msg - $show_num + 2;
 226                if ($real_endMessage <= 0) {
 227                    $real_endMessage = 1;
 228                }
 229                $id = array_reverse(range($real_endMessage, $real_startMessage));
 230             }
 231
 232             $msgs_list = sqimap_get_small_header_list($imapConnection, $id, $issent);
 233             $flags = sqimap_get_flags_list($imapConnection, $id, $issent);
 234             foreach ($msgs_list as $hdr) {
 235                $from[] = $hdr->from;
 236                $date[] = $hdr->date;
 237                $subject[] = $hdr->subject;
 238                $to[] = $hdr->to;
 239                $priority[] = $hdr->priority;
 240                $cc[] = $hdr->cc;
 241                $size[] = $hdr->size;
 242                $type[] = $hdr->type0;
 243             }
 244          }
 245
 246          $j = 0;
 247          if ($sort == 6) {
 248              $end = $start_msg + $show_num - 1;
 249              if ($num_msgs < $show_num) {
 250                  $end_loop = $num_msgs;
 251              } else if ($end > $num_msgs) {
 252                  $end_loop = $num_msgs - $start_msg + 1;
 253              } else {
 254                  $end_loop = $show_num;
 255              }
 256          } else {
 257             $end = $num_msgs;
 258             $end_loop = $end;
 259          }
 260
 261          while ($j < $end_loop) {
 262             if (isset($date[$j])) {
 263                 $date[$j] = ereg_replace('  ', ' ', $date[$j]);
 264                 $tmpdate = explode(' ', trim($date[$j]));
 265             } else {
 266                 $tmpdate = $date = array("","","","","","");
 267             }
 268
 269             $messages[$j]['TIME_STAMP'] = getTimeStamp($tmpdate);
 270             $messages[$j]['DATE_STRING'] = getDateString($messages[$j]['TIME_STAMP']);
 271             $messages[$j]['ID'] = $id[$j];
 272             $messages[$j]['FROM'] = decodeHeader($from[$j]);
 273             $messages[$j]['FROM-SORT'] = strtolower(sqimap_find_displayable_name(decodeHeader($from[$j])));
 274             $messages[$j]['SUBJECT'] = decodeHeader($subject[$j]);
 275             $messages[$j]['SUBJECT-SORT'] = strtolower(decodeHeader($subject[$j]));
 276             $messages[$j]['TO'] = decodeHeader($to[$j]);
 277             $messages[$j]['PRIORITY'] = $priority[$j];
 278             $messages[$j]['CC'] = $cc[$j];
 279             $messages[$j]['SIZE'] = $size[$j];
 280             $messages[$j]['TYPE0'] = $type[$j];
 281
 282             # fix SUBJECT-SORT to remove Re:
 283             $re_abbr = # Add more here!
 284                'vedr|sv|' .    # Danish
 285                're|aw';        # English
 286
 287             if (eregi( "^($re_abbr):[ ]*(.*)$", $messages[$j]['SUBJECT-SORT'], $regs))
 288                $messages[$j]['SUBJECT-SORT'] = $regs[2];
 289
 290             $num = 0;
 291             while ($num < count($flags[$j])) {
 292                if ($flags[$j][$num] == 'Deleted') {
 293                    $messages[$j]['FLAG_DELETED'] = true;
 294                } else if ($flags[$j][$num] == 'Answered') {
 295                    $messages[$j]['FLAG_ANSWERED'] = true;
 296                } else if ($flags[$j][$num] == 'Seen') {
 297                    $messages[$j]['FLAG_SEEN'] = true;
 298                } else if ($flags[$j][$num] == 'Flagged') {
 299                    $messages[$j]['FLAG_FLAGGED'] = true;
 300                }
 301                $num++;
 302             }
 303             $j++;
 304          }
 305
 306          /* Only ignore messages flagged as deleted if we are using a
 307           * trash folder or auto_expunge */
 308          if (((isset($move_to_trash) && $move_to_trash)
 309               || (isset($auto_expunge) && $auto_expunge)) && $sort != 6) {
 310
 311             /** Find and remove the ones that are deleted */
 312             $i = 0;
 313             $j = 0;
 314
 315             while ($j < $num_msgs) {
 316                if (isset($messages[$j]['FLAG_DELETED']) && $messages[$j]['FLAG_DELETED'] == true) {
 317                   $j++;
 318                   continue;
 319                }
 320                $msgs[$i] = $messages[$j];
 321
 322                $i++;
 323                $j++;
 324             }
 325             $num_msgs = $i;
 326          } else {
 327              if (!isset($messages)) {
 328                  $messages = array();
 329              }
 330              $msgs = $messages;
 331          }
 332       }
 333
 334       // There's gotta be messages in the array for it to sort them.
 335       if ($num_msgs > 0 && ! $use_cache) {
 336          /** 0 = Date (up)      4 = Subject (up)
 337           ** 1 = Date (dn)      5 = Subject (dn)
 338           ** 2 = Name (up)
 339           ** 3 = Name (dn)
 340           **/
 341          session_unregister("msgs");
 342          if (($sort == 0) || ($sort == 1))
 343             $msort = array_cleave ($msgs, 'TIME_STAMP');
 344          elseif (($sort == 2) || ($sort == 3))
 345             $msort = array_cleave ($msgs, 'FROM-SORT');
 346          elseif (($sort == 4) || ($sort == 5))
 347             $msort = array_cleave ($msgs, 'SUBJECT-SORT');
 348          else // ($sort == 6)
 349             $msort = $msgs;
 350
 351          if ($sort < 6) {
 352             if ($sort % 2) {
 353                asort($msort);
 354             } else {
 355                arsort($msort);
 356             }
 357          }
 358          session_register('msort');
 359       }
 360       displayMessageArray($imapConnection, $num_msgs, $start_msg, $msgs, $msort, $mailbox, $sort, $color,$show_num);
 361       session_register('msgs');
 362    }
 363
 364    /******************************************************************/
 365    /* Generic function to convert the msgs array into an HTML table. */
 366    /******************************************************************/
 367    function displayMessageArray($imapConnection, $num_msgs, $start_msg, &$msgs, $msort, $mailbox, $sort, $color, $show_num) {
 368       global $folder_prefix, $sent_folder;
 369       global $imapServerAddress, $data_dir, $username, $use_mailbox_cache;
 370       global $index_order, $real_endMessage, $real_startMessage, $checkall;
 371
 372       /* If cache isn't already set, do it now. */
 373       if (!session_is_registered('msgs')) { session_register('msgs'); }
 374       if (!session_is_registered('msort')) { session_register('msort'); }
 375
 376       if ($start_msg + ($show_num - 1) < $num_msgs) {
 377          $end_msg = $start_msg + ($show_num-1);
 378       } else {
 379          $end_msg = $num_msgs;
 380       }
 381
 382       if ($end_msg < $start_msg) {
 383          $start_msg = $start_msg - $show_num;
 384          if ($start_msg < 1) { $start_msg = 1; }
 385       }
 386
 387       $urlMailbox = urlencode($mailbox);
 388
 389       do_hook('mailbox_index_before');
 390
 391       $msg_cnt_str = get_msgcnt_str($start_msg, $end_msg, $num_msgs);
 392       $paginator_str = get_paginator_str($urlMailbox, $start_msg, $end_msg, $num_msgs, $show_num, $sort);
 393
 394       if (! isset($msg)) {
 395           $msg = '';
 396       }
 397
 398       mail_message_listing_beginning
 399          ($imapConnection,
 400          "move_messages.php?msg=$msg&mailbox=$urlMailbox&startMessage=$start_msg",
 401           $mailbox, $sort, $msg_cnt_str, $paginator_str, $start_msg);
 402
 403       $groupNum = $start_msg % ($show_num - 1);
 404       $real_startMessage = $start_msg;
 405       if ($sort == 6) {
 406          if ($end_msg - $start_msg < $show_num - 1) {
 407             $end_msg = $end_msg - $start_msg + 1;
 408             $start_msg = 1;
 409          } else if ($start_msg > $show_num) {
 410             $end_msg = $show_num;
 411             $start_msg = 1;
 412          }
 413       }
 414       $endVar = $end_msg + 1;
 415
 416       /* Loop through and display the info for each message. */
 417       $t = 0; // $t is used for the checkbox number
 418       if ($num_msgs == 0) { // if there's no messages in this folder
 419           echo "<TR><TD BGCOLOR=\"$color[4]\" COLSPAN=" . count($index_order) . ">\n".
 420                "  <CENTER><BR><B>". _("THIS FOLDER IS EMPTY") ."</B><BR>&nbsp;</CENTER>\n".
 421                "</TD></TR>";
 422       } else if ($start_msg == $end_msg) {
 423           /* If there's only one message in the box, handle it differently. */
 424           if ($sort != 6) {
 425               $i = $start_msg;
 426           } else {
 427               $i = 1;
 428           }
 429
 430           reset($msort);
 431           $k = 0;
 432           do {
 433               $key = key($msort);
 434               next($msort);
 435               $k++;
 436           } while (isset ($key) && ($k < $i));
 437           printMessageInfo($imapConnection, $t, $i, $key, $mailbox, $sort, $real_startMessage, 0, 0);
 438       } else {
 439           $i = $start_msg;
 440
 441           reset($msort);
 442           $k = 0;
 443           do {
 444               $key = key($msort);
 445               next($msort);
 446               $k++;
 447           } while (isset ($key) && ($k < $i));
 448
 449           do {
 450               printMessageInfo($imapConnection, $t, $i, $key, $mailbox, $sort, $real_startMessage, 0, 0);
 451               $key = key($msort);
 452               $t++;
 453               $i++;
 454               next($msort);
 455           } while ($i && $i < $endVar);
 456       }
 457
 458       echo '</table>'.
 459            "<table bgcolor=\"$color[9]\" width=100% border=0 cellpadding=1 cellspacing=1>" .
 460               "<tr BGCOLOR=\"$color[4]\">" .
 461                  "<table width=100% BGCOLOR=\"$color[4]\" border=0 cellpadding=1 cellspacing=0><tr><td>$paginator_str</td>".
 462                  "<td align=right>$msg_cnt_str</td></tr></table>".
 463               "</tr>".
 464            "</table>";
 465       /** End of message-list table */
 466
 467       do_hook('mailbox_index_after');
 468       echo "</TABLE></FORM>\n";
 469    }
 470
 471    /**
 472     * Displays the standard message list header. To finish the table,
 473     * you need to do a "</table></table>";
 474     *
 475     * $moveURL is the URL to submit the delete/move form to
 476     * $mailbox is the current mailbox
 477     * $sort is the current sorting method (-1 for no sorting available [searches])
 478     * $Message is a message that is centered on top of the list
 479     * $More is a second line that is left aligned
 480     */
 481    function mail_message_listing_beginning
 482         ($imapConnection, $moveURL, $mailbox = '', $sort = -1,
 483          $msg_cnt_str = '', $paginator = '&nbsp;', $start_msg = 1) {
 484       global $color, $index_order, $auto_expunge, $move_to_trash;
 485       global $checkall, $sent_folder, $draft_folder;
 486       $urlMailbox = urlencode($mailbox);
 487
 488       /****************************************************
 489        * This is the beginning of the message list table. *
 490        * It wraps around all messages                     *
 491        ****************************************************/
 492       echo "<TABLE WIDTH=\"100%\" BORDER=\"0\" CELLPADDING=\"1\" CELLSPACING=\"0\">\n".
 493            "<TR BGCOLOR=\"$color[0]\"><TD>".
 494              "<TABLE BGCOLOR=\"$color[4]\" width=\"100%\" CELLPADDING=\"2\" CELLSPACING=\"0\" BORDER=\"0\"><TR>\n".
 495            "    <TD ALIGN=LEFT>$paginator</TD>\n".
 496            '    <TD ALIGN=CENTER>' . get_selectall_link($start_msg, $sort) . "</TD>\n".
 497            "    <TD ALIGN=RIGHT>$msg_cnt_str</TD>\n".
 498            "  </TR></TABLE>\n".
 499            '</TD></TR>'.
 500            "<TR><TD BGCOLOR=\"$color[0]\">\n".
 501            "<FORM name=messageList method=post action=\"$moveURL\">\n".
 502            "<TABLE BGCOLOR=\"$color[0]\" COLS=2 BORDER=0 cellpadding=0 cellspacing=0 width=\"100%\">\n".
 503            "   <TR>\n" .
 504            "      <TD ALIGN=LEFT VALIGN=CENTER NOWRAP>\n" .
 505            '         <SMALL>&nbsp;' . _("Move selected to:") . "</SMALL>\n" .
 506            "      </TD>\n" .
 507            "      <TD ALIGN=RIGHT NOWRAP>\n" .
 508            '         <SMALL>&nbsp;' . _("Transform Selected Messages") . ": &nbsp; </SMALL><BR>\n" .
 509            "      </TD>\n" .
 510            "   </TR>\n" .
 511            "   <TR>\n" .
 512            "      <TD ALIGN=LEFT VALIGN=CENTER NOWRAP>\n" .
 513            '         <SMALL>&nbsp;<TT><SELECT NAME="targetMailbox">';
 514
 515       $boxes = sqimap_mailbox_list($imapConnection);
 516       for ($i = 0; $i < count($boxes); $i++) {
 517          if (!in_array("noselect", $boxes[$i]['flags'])) {
 518             $box = $boxes[$i]['unformatted'];
 519             $box2 = str_replace(' ', '&nbsp;', $boxes[$i]['unformatted-disp']);
 520             echo "         <OPTION VALUE=\"$box\">$box2</option>\n";
 521          }
 522       }
 523       echo '         </SELECT></TT></SMALL>'.
 524                     "<SMALL><INPUT TYPE=SUBMIT NAME=\"moveButton\" VALUE=\"" . _("Move") . "\"></SMALL>\n".
 525            "      </TD>\n".
 526            "      <TD ALIGN=RIGHT NOWRAP>&nbsp;&nbsp;&nbsp;\n";
 527       if (!$auto_expunge) {
 528          echo '         <INPUT TYPE=SUBMIT NAME="expungeButton" VALUE="'. _("Expunge") .'">&nbsp;'. _("mailbox") ."&nbsp;\n";
 529       }
 530       echo "         <INPUT TYPE=SUBMIT NAME=\"markRead\" VALUE=\"". _("Read")."\">\n".
 531            "         <INPUT TYPE=SUBMIT NAME=\"markUnread\" VALUE=\"". _("Unread")."\">\n".
 532            "         <INPUT TYPE=SUBMIT VALUE=\"". _("Delete") . "\">&nbsp;\n".
 533            "      </TD>\n".
 534            "   </TR>\n".
 535            "</TABLE>\n";
 536       do_hook('mailbox_form_before');
 537       echo '</TD></TR>'.
 538
 539            "<TR><TD BGCOLOR=\"$color[0]\">".
 540            "<TABLE WIDTH=100% BORDER=0 CELLPADDING=2 CELLSPACING=";
 541       if ($GLOBALS['alt_index_colors']) {
 542         echo "0";
 543       } else {
 544         echo "1";
 545       }
 546       echo " BGCOLOR=\"$color[0]\">".
 547            "<TR BGCOLOR=\"$color[5]\" ALIGN=\"center\">";
 548
 549       /* Print the headers. */
 550       for ($i=1; $i <= count($index_order); $i++) {
 551          switch ($index_order[$i]) {
 552             case 1: /* checkbox */
 553             case 5: /* flags */
 554                echo '   <TD WIDTH="1%"><B>&nbsp;</B></TD>';
 555                break;
 556
 557             case 2: /* from */
 558                if (($mailbox == $sent_folder)
 559                      || ($mailbox == $draft_folder)) {
 560                   echo '   <TD WIDTH="25%"><B>'. _("To") .'</B>';
 561                } else {
 562                    echo '   <TD WIDTH="25%"><B>'. _("From") .'</B>';
 563                }
 564
 565                ShowSortButton($sort, $mailbox, 2, 3);
 566                echo "</TD>\n";
 567                break;
 568
 569             case 3: /* date */
 570                echo '   <TD NOWRAP WIDTH="5%"><B>'. _("Date") .'</B>';
 571                ShowSortButton($sort, $mailbox, 0, 1);
 572                echo "</TD>\n";
 573                break;
 574
 575             case 4: /* subject */
 576                echo '   <TD><B>'. _("Subject") .'</B> ';
 577                ShowSortButton($sort, $mailbox, 4, 5);
 578                echo "</TD>\n";
 579                break;
 580
 581             case 6: /* size */
 582                echo '   <TD WIDTH="5%"><b>' . _("Size")."</b></TD>\n";
 583                break;
 584          }
 585       }
 586       echo "</TR>\n";
 587    }
 588
 589    /*******************************************************************/
 590    /* This function shows the sort button. Isn't this a good comment? */
 591    /*******************************************************************/
 592    function ShowSortButton($sort, $mailbox, $Up, $Down) {
 593       /* Figure out which image we want to use. */
 594       if ($sort != $Up && $sort != $Down) {
 595          $img = 'sort_none.gif';
 596          $which = $Up;
 597       } elseif ($sort == $Up) {
 598          $img = 'up_pointer.gif';
 599          $which = $Down;
 600       } else {
 601          $img = 'down_pointer.gif';
 602          $which = 6;
 603       }
 604
 605       /* Now that we have everything figured out, show the actual button. */
 606       echo ' <a href="right_main.php?newsort=' . $which .
 607            '&startMessage=1&mailbox=' . urlencode($mailbox) .
 608            '"><IMG SRC="../images/' . $img .
 609            '" BORDER=0 WIDTH=12 HEIGHT=10></a>';
 610    }
 611
 612    function get_selectall_link($start_msg, $sort) {
 613        global $checkall, $PHP_SELF, $what, $where, $mailbox, $javascript_on;
 614
 615        if ($javascript_on) {
 616            $result =
 617                '&nbsp;<script language="JavaScript">' .
 618                 "\n<!-- \n" .
 619                 "function CheckAll() {\n" .
 620                 "   for (var i = 0; i < document.messageList.elements.length; i++) {\n" .
 621                 "       if( document.messageList.elements[i].type == 'checkbox' ) {\n" .
 622                 "           document.messageList.elements[i].checked = !(document.messageList.elements[i].checked);\n".
 623                 "       }\n" .
 624                 "   }\n" .
 625                 "}\n" .
 626                 "//-->\n" .
 627                 '</script><a href=# onClick="CheckAll();">' . _("Toggle All") . "</a>\n";
 628        } else {
 629            $result .= "<a href=\"$PHP_SELF?mailbox=" . urlencode($mailbox)
 630                     . "&startMessage=$start_msg&sort=$sort&checkall=";
 631            if (isset($checkall) && $checkall == '1') {
 632                $result .= '0';
 633            } else {
 634                $result .= '1';
 635            }
 636
 637            if (isset($where) && isset($what)) {
 638                $result .= '&where=' . urlencode($where)
 639                        . '&what=' . urlencode($what);
 640            }
 641
 642            $result .= "\">";
 643
 644            if (isset($checkall) && ($checkall == '1')) {
 645                $result .= _("Unselect All");
 646            } else {
 647                $result .= _("Select All");
 648            }
 649
 650            $result .= "</A>\n";
 651        }
 652
 653        /* Return our final result. */
 654        return ($result);
 655    }
 656
 657     /**
 658      * This function computes the "Viewing Messages..." string.
 659      */
 660     function get_msgcnt_str($start_msg, $end_msg, $num_msgs) {
 661         /* Compute the $msg_cnt_str. */
 662         $result = '';
 663         if ($start_msg < $end_msg) {
 664             $result = sprintf(_("Viewing Messages: <B>%s</B> to <B>%s</B> (%s total)"), $start_msg, $end_msg, $num_msgs);
 665         } else if ($start_msg == $end_msg) {
 666             $result = sprintf(_("Viewing Message: <B>%s</B> (1 total)"), $start_msg);
 667         } else {
 668             $result = '<br>';
 669         }
 670
 671         /* Return our result string. */
 672         return ($result);
 673     }
 674
 675     /**
 676      * This function computes the paginator string.
 677      */
 678     function get_paginator_str
 679     ($urlMailbox, $start_msg, $end_msg, $num_msgs, $show_num, $sort) {
 680         global $username, $data_dir, $use_mailbox_cache, $color;
 681
 682         $nextGroup = $start_msg + $show_num;
 683         $prevGroup = $start_msg - $show_num;
 684
 685         if ($sort == 6) {
 686             $use = 0;
 687         } else {
 688             $use = 1;
 689         }
 690         $lMore = '';
 691         $rMore = '';
 692         if (($nextGroup <= $num_msgs) && ($prevGroup >= 0)) {
 693             $lMore = "<A HREF=\"right_main.php?use_mailbox_cache=$use&startMessage=$prevGroup&mailbox=$urlMailbox\" TARGET=\"right\">". _("Previous") . '</A>';
 694             $rMore = "<A HREF=\"right_main.php?use_mailbox_cache=$use&&startMessage=$nextGroup&mailbox=$urlMailbox\" TARGET=\"right\">". _("Next") ."</A>\n";
 695         } else if (($nextGroup > $num_msgs) && ($prevGroup >= 0)) {
 696             $lMore = "<A HREF=\"right_main.php?use_mailbox_cache=$use&startMessage=$prevGroup&mailbox=$urlMailbox\" TARGET=\"right\">". _("Previous") . '</A>';
 697             $rMore = "<FONT COLOR=\"$color[9]\">"._("Next")."</FONT>\n";
 698         } else if (($nextGroup <= $num_msgs) && ($prevGroup < 0)) {
 699             $lMore = "<FONT COLOR=\"$color[9]\">"._("Previous") . '</FONT>';
 700             $rMore = "<A HREF=\"right_main.php?use_mailbox_cache=$use&startMessage=$nextGroup&mailbox=$urlMailbox\" TARGET=\"right\">". _("Next") ."</A>\n";
 701         }
 702         if ($lMore <> '') {
 703             $lMore .= '&nbsp;|&nbsp;';
 704         }
 705
 706         /* Page selector block. Following code computes page links. */
 707         $mMore = '';
 708         if (getPref($data_dir, $username, 'page_selector')
 709                && ($num_msgs > $show_num)) {
 710             $j = intval( $num_msgs / $show_num );  // Max pages
 711             $k = max( 1, $j / getPref($data_dir, $username, 'page_selector_max', PG_SEL_MAX ) );
 712             if ($num_msgs % $show_num <> 0 ) {
 713                 $j++;
 714             }
 715             $start_msg = min( $start_msg, $num_msgs );
 716             $p = intval( $start_msg / $show_num ) + 1;
 717             $i = 1;
 718             while( $i < $p ) {
 719                 $pg = intval( $i );
 720                 $start = ( ($pg-1) * $show_num ) + 1;
 721                 $mMore .= "<a href=\"right_main.php?use_mailbox_cache=$use_mailbox_cache&startMessage=$start" .
 722                           "&mailbox=$urlMailbox\" TARGET=\"right\">$pg</a>&nbsp;";
 723                 $i += $k;
 724             }
 725             $mMore .= "<B>$p</B>&nbsp;";
 726             $i += $k;
 727             while( $i <= $j ) {
 728                $pg = intval( $i );
 729                $start = ( ($pg-1) * $show_num ) + 1;
 730                $mMore .= "<a href=\"right_main.php?use_mailbox_cache=$use_mailbox_cache&startMessage=$start"
 731                        . "&mailbox=$urlMailbox\" TARGET=\"right\">$pg</a>&nbsp;";
 732                $i+=$k;
 733             }
 734             $mMore .= '&nbsp;|&nbsp;';
 735         }
 736
 737         /* Return the resulting string. */
 738         if( $lMore . $mMore . $rMore == '' ) {
 739             $lMore = '&nbsp;';
 740         }
 741         return ($lMore . $mMore . $rMore);
 742     }
 743
 744    function processSubject($subject) {
 745       // Shouldn't ever happen -- caught too many times in the IMAP functions
 746       if ($subject == '')
 747           return _("(no subject)");
 748
 749       if (strlen($subject) <= 55)
 750           return $subject;
 751
 752       $ent_strlen=strlen($subject);
 753       $trim_val=50;
 754       $ent_offset=0;
 755       // see if this is entities-encoded string
 756       // If so, Iterate through the whole string, find out
 757       // the real number of characters, and if more
 758       // than 55, substr with an updated trim value.
 759       while (($ent_loc = strpos($subject, '&', $ent_offset)) !== false &&
 760              ($ent_loc_end = strpos($subject, ';', $ent_loc)) !== false)
 761       {
 762      $trim_val += ($ent_loc_end-$ent_loc)+1;
 763      $ent_strlen -= $ent_loc_end-$ent_loc;
 764      $ent_offset = $ent_loc_end+1;
 765       }
 766
 767       if ($ent_strlen <= 55)
 768           return $subject;
 769
 770       return substr($subject, 0, $trim_val) . '...';
 771    }
 772
 773 ?>