badges/mybackpack.php

   1 <?php
   2 // This file is part of Moodle - http://moodle.org/
   3 //
   4 // Moodle is free software: you can redistribute it and/or modify
   5 // it under the terms of the GNU General Public License as published by
   6 // the Free Software Foundation, either version 3 of the License, or
   7 // (at your option) any later version.
   8 //
   9 // Moodle is distributed in the hope that it will be useful,
  10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 // GNU General Public License for more details.
  13 //
  14 // You should have received a copy of the GNU General Public License
  15 // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
  16
  17 /**
  18  * User backpack settings page.
  19  *
  20  * @package    core
  21  * @subpackage badges
  22  * @copyright  2012 onwards Totara Learning Solutions Ltd {@link http://www.totaralms.com/}
  23  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  24  * @author     Yuliya Bozhko <yuliya.bozhko@totaralms.com>
  25  */
  26
  27 require_once(dirname(dirname(__FILE__)) . '/config.php');
  28 require_once($CFG->libdir . '/badgeslib.php');
  29 require_once($CFG->dirroot . '/badges/backpack_form.php');
  30 require_once($CFG->dirroot . '/badges/lib/backpacklib.php');
  31
  32 require_login();
  33
  34 if (empty($CFG->enablebadges)) {
  35     print_error('badgesdisabled', 'badges');
  36 }
  37
  38 $context = context_user::instance($USER->id);
  39 require_capability('moodle/badges:manageownbadges', $context);
  40
  41 $clear = optional_param('clear', false, PARAM_BOOL);
  42
  43 if (!$CFG->badges_allowexternalbackpack) {
  44     redirect($CFG->wwwroot);
  45 }
  46
  47 $PAGE->set_url(new moodle_url('/badges/mybackpack.php'));
  48 $PAGE->set_context($context);
  49
  50 $title = get_string('mybackpack', 'badges');
  51 $PAGE->set_title($title);
  52 $PAGE->set_heading($title);
  53 $PAGE->set_pagelayout('mydashboard');
  54
  55 navigation_node::override_active_url(new moodle_url('/badges/mybadges.php'));
  56 $PAGE->navbar->add(get_string('mybackpack', 'badges'));
  57
  58 if ($clear) {
  59      $DB->delete_records('badge_backpack', array('userid' => $USER->id));
  60      redirect(new moodle_url('/badges/mybadges.php'));
  61 }
  62
  63 $backpack = $DB->get_record('badge_backpack', array('userid' => $USER->id));
  64
  65 if ($backpack) {
  66     $bp = new OpenBadgesBackpackHandler($backpack);
  67     $request = $bp->get_groups();
  68
  69     if (empty($request->groups)) {
  70         unset($SESSION->badgesparams);
  71         redirect(new moodle_url('/badges/mybadges.php'), get_string('error:nogroups', 'badges'), 20);
  72     }
  73
  74     $params = array(
  75             'data' => $backpack,
  76             'backpackuid' => $request->userId,
  77             'groups' => $request->groups
  78     );
  79     $groupform = new edit_backpack_group_form(new moodle_url('/badges/mybackpack.php'), $params);
  80
  81     if ($groupform->is_cancelled()) {
  82         redirect(new moodle_url('/badges/mybadges.php'));
  83     } else if ($groupdata = $groupform->get_data()) {
  84         $obj = new stdClass();
  85         $obj->userid = $groupdata->userid;
  86         $obj->email = $groupdata->email;
  87         $obj->backpackurl = $groupdata->backpackurl;
  88         $obj->backpackuid = $groupdata->backpackuid;
  89         $obj->backpackgid = $groupdata->backpackgid;
  90         $obj->autosync = 0;
  91         $obj->password = '';
  92         if ($rec = $DB->get_record('badge_backpack', array('userid' => $groupdata->userid))) {
  93             $obj->id = $rec->id;
  94             $DB->update_record('badge_backpack', $obj);
  95         } else {
  96             $DB->insert_record('badge_backpack', $obj);
  97         }
  98         redirect(new moodle_url('/badges/mybadges.php'));
  99     }
 100
 101     echo $OUTPUT->header();
 102     $groupform->display();
 103     echo $OUTPUT->footer();
 104     die();
 105 } else {
 106     $form = new edit_backpack_form();
 107
 108     if ($form->is_cancelled()) {
 109         redirect(new moodle_url('/badges/mybadges.php'));
 110     } else if (($data = $form->get_data()) || !empty($SESSION->badgesparams)) {
 111         if (empty($SESSION->badgesparams)) {
 112             $bp = new OpenBadgesBackpackHandler($data);
 113             $request = $bp->get_groups();
 114
 115             // If there is an error, start over.
 116             if (is_array($request) && $request['status'] == 'missing') {
 117                 unset($SESSION->badgesparams);
 118                 redirect(new moodle_url('/badges/mybackpack.php'), $request['message'], 10);
 119             } else if (empty($request->groups)) {
 120                 unset($SESSION->badgesparams);
 121                 redirect(new moodle_url('/badges/mybadges.php'), get_string('error:nogroups', 'badges'), 20);
 122             }
 123
 124             $params = array(
 125                     'data' => $data,
 126                     'backpackuid' => $request->userId,
 127                     'groups' => $request->groups
 128             );
 129             $SESSION->badgesparams = $params;
 130         }
 131         $groupform = new edit_backpack_group_form(new moodle_url('/badges/mybackpack.php', array('addgroups' => true)), $SESSION->badgesparams);
 132
 133         if ($groupform->is_cancelled()) {
 134             unset($SESSION->badgesparams);
 135             redirect(new moodle_url('/badges/mybadges.php'));
 136         } else if ($groupdata = $groupform->get_data()) {
 137             $obj = new stdClass();
 138             $obj->userid = $groupdata->userid;
 139             $obj->email = $groupdata->email;
 140             $obj->backpackurl = $groupdata->backpackurl;
 141             $obj->backpackuid = $groupdata->backpackuid;
 142             $obj->backpackgid = $groupdata->backpackgid;
 143             $obj->autosync = 0;
 144             $obj->password = '';
 145             if ($rec = $DB->get_record('badge_backpack', array('userid' => $groupdata->userid))) {
 146                 $obj->id = $rec->id;
 147                 $DB->update_record('badge_backpack', $obj);
 148             } else {
 149                 $DB->insert_record('badge_backpack', $obj);
 150             }
 151             unset($SESSION->badgesparams);
 152             redirect(new moodle_url('/badges/mybadges.php'));
 153         }
 154
 155         echo $OUTPUT->header();
 156         $groupform->display();
 157         echo $OUTPUT->footer();
 158         die();
 159     }
 160
 161     echo $OUTPUT->header();
 162     $form->display();
 163     echo $OUTPUT->footer();
 164 }