mod/forum/settracking.php

   1 <?php
   2
   3 //  Set tracking option for the forum.
   4
   5     require_once("../../config.php");
   6     require_once("lib.php");
   7
   8     $id = required_param('id',PARAM_INT);                          // The forum to subscribe or unsubscribe to
   9     $returnpage = optional_param('returnpage', 'index.php', PARAM_FILE);    // Page to return to.
  10
  11     if (! $forum = get_record("forum", "id", $id)) {
  12         error("Forum ID was incorrect");
  13     }
  14
  15     if (! $course = get_record("course", "id", $forum->course)) {
  16         error("Forum doesn't belong to a course!");
  17     }
  18
  19     if (!($cm = get_coursemodule_from_instance("forum", $forum->id, $course->id))) {
  20         $cm->id = NULL;
  21     }
  22
  23     $user = $USER;
  24
  25     require_course_login($course, false, $cm);
  26
  27     if (isguest()) {   // Guests can't change tracking
  28         $wwwroot = $CFG->wwwroot.'/login/index.php';
  29         if (!empty($CFG->loginhttps)) {
  30             $wwwroot = str_replace('http','https', $wwwroot);
  31         }
  32
  33         $strforums = get_string('modulenameplural', 'forum');
  34         $navlinks = array();
  35         $navlinks[] = array('name' => $strforums, 'link' => "index.php?id=$course->id", 'type' => 'activity');
  36         $navlinks[] = array('name' => format_string($forum->name), 'link' => "view.php?f=$forum->id", 'type' => 'activityinstance');
  37
  38         $navigation = build_navigation($navlinks);
  39
  40         print_header($course->shortname, $course->fullname, $navigation, '', '', true, "", navmenu($course, $cm));
  41         notice_yesno(get_string('noguesttracking', 'forum').'<br /><br />'.get_string('liketologin'),
  42                      $wwwroot, $_SERVER['HTTP_REFERER']);
  43         print_footer($course);
  44         exit;
  45     }
  46
  47     $returnto = forum_go_back_to($returnpage.'?id='.$course->id.'&f='.$forum->id);
  48
  49     $info->name  = fullname($user);
  50     $info->forum = format_string($forum->name);
  51
  52     if ( forum_tp_is_tracked($forum->id, $user->id) ) {
  53         if (forum_tp_stop_tracking($forum->id, $user->id)) {
  54             add_to_log($course->id, "forum", "stop tracking", "view.php?f=$forum->id", $forum->id, $cm->id);
  55             redirect($returnto, get_string("nownottracking", "forum", $info), 1);
  56         } else {
  57             error("Could not stop tracking that forum", $_SERVER["HTTP_REFERER"]);
  58         }
  59
  60     } else { // subscribe
  61         if (forum_tp_start_tracking($forum->id, $user->id)) {
  62             add_to_log($course->id, "forum", "start tracking", "view.php?f=$forum->id", $forum->id, $cm->id);
  63             redirect($returnto, get_string("nowtracking", "forum", $info), 1);
  64         } else {
  65             error("Could not start tracking that forum", $_SERVER["HTTP_REFERER"]);
  66         }
  67     }
  68
  69 ?>