mods/_standard/blogs/module_news.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 // $Id$
  14 /*
  15  * Get the latest updates of this module
  16  * @return list of news, [timestamp]=>
  17  */
  18 function blogs_news() {
  19     global $db, $enrolled_courses, $system_courses;
  20     $news = array();
  21
  22     if ($enrolled_courses == ''){
  23         return $news;
  24     }
  25
  26     $sql = "SELECT G.group_id, G.title, G.modules, T.course_id FROM ".TABLE_PREFIX."groups G INNER JOIN ".TABLE_PREFIX."groups_types  T USING (type_id) WHERE T.course_id IN $enrolled_courses ORDER BY G.title";
  27
  28
  29     $result = mysql_query($sql, $db);
  30     if ($result){
  31         if (mysql_num_rows($result) > 0) {
  32             while ($row = mysql_fetch_assoc($result)) {
  33                 if (strpos($row['modules'], '_standard/blogs') !== FALSE) {
  34                     // retrieve the last posted date/time from this blog
  35                     $sql = "SELECT MAX(date) AS date FROM ".TABLE_PREFIX."blog_posts WHERE owner_type=".BLOGS_GROUP." AND owner_id={$row['group_id']}";
  36                     $date_result = mysql_query($sql, $db);
  37                     $row2 = mysql_fetch_assoc($date_result);
  38                     $last_updated = ' - ' . _AT('last_updated', AT_date(_AT('forum_date_format'), $row2['date'], AT_DATE_MYSQL_DATETIME));
  39
  40                     $link_title = $row['title'];
  41                     $news[] = array('time'=>$row2['date'],
  42                     'object'=>$row,
  43                     'alt'=>_AT('blogs'),
  44                     'course'=>$system_courses[$row['course_id']]['title'],
  45                     'thumb'=>'images/home-blogs_sm.png',
  46                     'link'=>'<a href="bounce.php?course='.$row['course_id'].'&p='.urlencode('mods/_standard/blogs/view.php?ot='.BLOGS_GROUP.SEP.'oid='.$row['group_id']).'"'.
  47                       (strlen($link_title) > SUBLINK_TEXT_LEN ? ' title="'.AT_print($link_title, 'blog_posts.title').'"' : '') .'>'.
  48                       AT_print(validate_length($link_title, SUBLINK_TEXT_LEN, VALIDATE_LENGTH_FOR_DISPLAY), 'blog_posts.title') .'</a>');
  49                 }
  50             }
  51         }
  52     }
  53     return $news;
  54 }
  55
  56 ?>