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   1  <?php
   2  
   3  /////////////////////////////////////////////////////////////////////////////
   4  //                                                                         //
   5  // NOTICE OF COPYRIGHT                                                     //
   6  //                                                                         //
   7  // Moodle - Calendar extension                                             //
   8  //                                                                         //
   9  // Copyright (C) 2003-2004  Greek School Network            www.sch.gr     //
  10  //                                                                         //
  11  // Designed by:                                                            //
  12  //     Avgoustos Tsinakos (tsinakos@teikav.edu.gr)                         //
  13  //     Jon Papaioannou (pj@moodle.org)                                     //
  14  //                                                                         //
  15  // Programming and development:                                            //
  16  //     Jon Papaioannou (pj@moodle.org)                                     //
  17  //                                                                         //
  18  // For bugs, suggestions, etc contact:                                     //
  19  //     Jon Papaioannou (pj@moodle.org)                                     //
  20  //                                                                         //
  21  // The current module was developed at the University of Macedonia         //
  22  // (www.uom.gr) under the funding of the Greek School Network (www.sch.gr) //
  23  // The aim of this project is to provide additional and improved           //
  24  // functionality to the Asynchronous Distance Education service that the   //
  25  // Greek School Network deploys.                                           //
  26  //                                                                         //
  27  // This program is free software; you can redistribute it and/or modify    //
  28  // it under the terms of the GNU General Public License as published by    //
  29  // the Free Software Foundation; either version 2 of the License, or       //
  30  // (at your option) any later version.                                     //
  31  //                                                                         //
  32  // This program is distributed in the hope that it will be useful,         //
  33  // but WITHOUT ANY WARRANTY; without even the implied warranty of          //
  34  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the           //
  35  // GNU General Public License for more details:                            //
  36  //                                                                         //
  37  //          http://www.gnu.org/copyleft/gpl.html                           //
  38  //                                                                         //
  39  /////////////////////////////////////////////////////////////////////////////
  40  
  41  require_once('../config.php');
  42  require_once($CFG->dirroot.'/calendar/lib.php');
  43  
  44  $var = required_param('var', PARAM_ALPHA);
  45  $return = clean_param(base64_decode(required_param('return', PARAM_RAW)), PARAM_LOCALURL);
  46  $courseid = optional_param('id', -1, PARAM_INT);
  47  if ($courseid != -1) {
  48      $return = new moodle_url($return, array('course' => $courseid));
  49  } else {
  50      $return = new moodle_url($return);
  51  }
  52  
  53  if (!confirm_sesskey()) {
  54      // Do not call require_sesskey() since this page may be accessed without session (for example by bots).
  55      redirect($return);
  56  }
  57  
  58  $url = new moodle_url('/calendar/set.php', array('return'=>base64_encode($return->out_as_local_url(false)), 'course' => $courseid, 'var'=>$var, 'sesskey'=>sesskey()));
  59  $PAGE->set_url($url);
  60  $PAGE->set_context(context_system::instance());
  61  
  62  switch($var) {
  63      case 'showgroups':
  64          calendar_set_event_type_display(CALENDAR_EVENT_GROUP);
  65          break;
  66      case 'showcourses':
  67          calendar_set_event_type_display(CALENDAR_EVENT_COURSE);
  68          break;
  69      case 'showglobal':
  70          calendar_set_event_type_display(CALENDAR_EVENT_GLOBAL);
  71          break;
  72      case 'showuser':
  73          calendar_set_event_type_display(CALENDAR_EVENT_USER);
  74          break;
  75  }
  76  
  77  redirect($return);