mods/_standard/chat/history.php

   1 <?php
   2 /****************************************************************/
   3 /* ATutor                                                                                                               */
   4 /****************************************************************/
   5 /* Copyright (c) 2002-2010                                      */
   6 /* Inclusive Design Institute                                   */
   7 /* http://atutor.ca                                                                                             */
   8 /*                                                              */
   9 /* This program is free software. You can redistribute it and/or*/
  10 /* modify it under the terms of the GNU General Public License  */
  11 /* as published by the Free Software Foundation.                                */
  12 /****************************************************************/
  13
  14 define('AT_INCLUDE_PATH', '../../../include/');
  15         require(AT_INCLUDE_PATH.'vitals.inc.php');
  16         //authenticate(USER_CLIENT, USER_ADMIN);
  17 require(AT_INCLUDE_PATH.'../mods/_standard/chat/lib/chat.inc.php');
  18
  19         $myPrefs = getPrefs($_SESSION['username']);
  20         writePrefs($myPrefs, $_SESSION['username']);
  21
  22         cleanUp();
  23         $topMsgNum = $bottomMsgNum = 0;
  24     howManyMessages($topMsgNum, $bottomMsgNum);
  25
  26         $hisTopNum = $_GET['hisTopNum'];
  27
  28         if ($hisTopNum > $topMsgNum) {
  29                 $hisTopNum = $topMsgNum;
  30         }
  31     if (!$hisTopNum) {
  32                 $hisTopNum = $topMsgNum;
  33         }
  34
  35     $hisBottomNum = getLower20Bound($hisTopNum, $bottomMsgNum);
  36
  37     if ($hisBottomNum == 0) {
  38                 $hisBottomNum = 1;
  39         }
  40     $totalNum = $topMsgNum - $bottomMsgNum + 1;
  41
  42     $hisTopNumUserPerspective = $hisTopNum - $bottomMsgNum + 1;
  43     $hisBottomNumUserPerspective = $hisBottomNum - $bottomMsgNum + 1;
  44
  45     if ($hisBottomNumUserPerspective < 1) {
  46                 $hisBottomNumUserPerspective = 1;
  47         }
  48
  49         $prevNumT = $hisBottomNum - 1;
  50     $nextNumT = $hisTopNum + 20;
  51
  52 require('include/html/chat_header.inc.php');
  53
  54
  55         if ($hisTopNum < $topMsgNum && $hisBottomNum > $bottomMsgNum) {
  56 ?>
  57                 <table width="100%" border="0" cellpadding="5" cellspacing="0">
  58                 <tr>
  59                         <td align="right"><a href="history.php?hisTopNum=<?php echo $prevNumT; ?>" target="_top" onFocus="this.className='highlight'" onBlur="this.className=''"><?php echo _AT('previous'); ?></a> | <a href="history.php?hisTopNum=<?php echo $nextNumT; ?>" target="_top" onFocus="this.className='highlight'" onBlur="this.className=''"><?php echo _AT('next'); ?></a> | <a href="chat.php" target="_top" onFocus="this.className='highlight'" onBlur="this.className=''"><?php echo _AT('chat_return'); ?></a></td>
  60                 </tr>
  61                 </table>
  62 <?php
  63     } else if ($hisBottomNum > $bottomMsgNum) {
  64 ?>
  65                 <table width="100%" border="0" cellpadding="5" cellspacing="0">
  66                 <tr>
  67                         <td align="right"><a href="history.php?hisTopNum=<?php echo $prevNumT; ?>" target="_top" onFocus="this.className='highlight'" onBlur="this.className=''"><?php echo _AT('previous'); ?></a> | <a href="chat.php" target="_top" onFocus="this.className='highlight'" onBlur="this.className=''"><?php echo _AT('chat_return'); ?></a></td>
  68                 </tr>
  69                 </table>
  70 <?php
  71         } else {
  72 ?>
  73                 <table width="100%" border="0" cellpadding="5" cellspacing="0">
  74                 <tr>
  75                         <td align="right"><a href="history.php?hisTopNum=<?php echo $nextNumT; ?>" target="_top" onFocus="this.className='highlight'" onBlur="this.className=''"><?php echo _AT('next'); ?></a> | <a href="chat.php" target="_top" onFocus="this.className='highlight'" onBlur="this.className=''"><?php echo _AT('chat_return'); ?></a></td>
  76                 </tr>
  77                 </table>
  78 <?php
  79         }
  80 ?>
  81 <table width="100%" border="0" cellpadding="5" cellspacing="0">
  82 <tr>
  83         <th align="left" class="box"><?php echo _AT('chat_history_messages', $hisBottomNumUserPerspective, $hisTopNumUserPerspective, $totalNum); ?></th>
  84 </tr>
  85 </table>
  86 <?php
  87     echo '<p><table border="0" cellpadding="2" cellspacing="0" width="90%" class="box2">';
  88
  89     if ($myPrefs['newestFirstFlag'] > 0) {
  90         for ($i = $hisTopNum; $i >= $hisBottomNum; $i--) {
  91             showMessage($i, $myPrefs);
  92         }
  93     } else {
  94         for ($i = $hisBottomNum; $i <= $hisTopNum ; $i++) {
  95             showMessage($i, $myPrefs);
  96         }
  97     }
  98     echo '</table></p>';
  99
 100         if ($hisTopNum < $topMsgNum && $hisBottomNum > $bottomMsgNum) {
 101 ?>
 102                 <table width="100%" border="0" cellpadding="5" cellspacing="0">
 103                 <tr>
 104                         <td align="right"><a href="history.php?hisTopNum=<?php echo $prevNumT; ?>" target="_top" onFocus="this.className='highlight'" onBlur="this.className=''">Previous</a> | <a href="history.php?hisTopNum=<?php echo $nextNumT; ?>" target="_top" onFocus="this.className='highlight'" onBlur="this.className=''">Next</a> | <a href="chat.php" target="_top" onFocus="this.className='highlight'" onBlur="this.className=''">Return to Chat</a></td>
 105                 </tr>
 106                 </table>
 107 <?php
 108
 109         } else if ($hisBottomNum > $bottomMsgNum) {
 110 ?>
 111                 <table width="100%" border="0" cellpadding="5" cellspacing="0">
 112                 <tr>
 113                         <td align="right"><a href="history.php?hisTopNum=<?php echo $prevNumT; ?>" target="_top" onFocus="this.className='highlight'" onBlur="this.className=''">Previous</a> | <a href="chat.php" target="_top" onFocus="this.className='highlight'" onBlur="this.className=''">Return to Chat</a></td>
 114                 </tr>
 115                 </table>
 116 <?php
 117     } else {
 118 ?>
 119                 <table width="100%" border="0" cellpadding="5" cellspacing="0">
 120                 <tr>
 121                         <td align="right"><a href="history.php?hisTopNum=<?php echo $nextNumT; ?>" target="_top" onFocus="this.className='highlight'" onBlur="this.className=''">Next</a> | <a href="chat.php" target="_top" onFocus="this.className='highlight'" onBlur="this.className=''">Return to Chat</a></td>
 122                 </tr>
 123                 </table>
 124 <?php
 125     }
 126
 127         require('include/html/chat_footer.inc.php');
 128 ?>