badges/backpack_form.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  * Form class for mybackpack.php
  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 defined('MOODLE_INTERNAL') || die();
  28
  29 require_once($CFG->libdir . '/formslib.php');
  30 require_once($CFG->libdir . '/badgeslib.php');
  31
  32 /**
  33  * Form to edit backpack initial details.
  34  *
  35  */
  36 class edit_backpack_form extends moodleform {
  37
  38     /**
  39      * Defines the form
  40      */
  41     public function definition() {
  42         global $USER, $PAGE, $OUTPUT;
  43         $mform = $this->_form;
  44
  45         $mform->addElement('html', html_writer::tag('span', '', array('class' => 'notconnected', 'id' => 'connection-error')));
  46         $mform->addElement('header', 'backpackheader', get_string('backpackconnection', 'badges'));
  47         $mform->addHelpButton('backpackheader', 'backpackconnection', 'badges');
  48         $mform->addElement('static', 'url', get_string('url'), 'http://' . BADGE_BACKPACKURL);
  49         $status = html_writer::tag('span', get_string('notconnected', 'badges'),
  50             array('class' => 'notconnected', 'id' => 'connection-status'));
  51         $mform->addElement('static', 'status', get_string('status'), $status);
  52
  53         $nojs = html_writer::tag('noscript', get_string('error:personaneedsjs', 'badges'),
  54             array('class' => 'notconnected'));
  55         $personadiv = $OUTPUT->container($nojs, null, 'persona-container');
  56
  57         $mform->addElement('static', 'persona', '', $personadiv);
  58         $mform->addHelpButton('persona', 'personaconnection', 'badges');
  59
  60         $PAGE->requires->js(new moodle_url('https://login.persona.org/include.js'));
  61         $PAGE->requires->js('/badges/backpack.js');
  62         $PAGE->requires->js_init_call('badges_init_persona_login_button', null, false);
  63         $PAGE->requires->strings_for_js(array('error:backpackloginfailed', 'signinwithyouremail',
  64             'error:noassertion', 'error:connectionunknownreason', 'error:badjson', 'connecting',
  65             'notconnected'), 'badges');
  66
  67         $mform->addElement('hidden', 'userid', $USER->id);
  68         $mform->setType('userid', PARAM_INT);
  69
  70         $mform->addElement('hidden', 'backpackurl', 'http://' . BADGE_BACKPACKURL);
  71         $mform->setType('backpackurl', PARAM_URL);
  72
  73     }
  74
  75     /**
  76      * Validates form data
  77      */
  78     public function validation($data, $files) {
  79         global $DB;
  80         $errors = parent::validation($data, $files);
  81
  82         $check = new stdClass();
  83         $check->backpackurl = $data['backpackurl'];
  84         $check->email = $data['email'];
  85
  86         $bp = new OpenBadgesBackpackHandler($check);
  87         $request = $bp->curl_request('user');
  88         if (isset($request->status) && $request->status == 'missing') {
  89             $errors['email'] = get_string('error:nosuchuser', 'badges');
  90         }
  91         return $errors;
  92     }
  93 }
  94
  95 /**
  96  * Form to select backpack collections.
  97  *
  98  */
  99 class edit_collections_form extends moodleform {
 100
 101     /**
 102      * Defines the form
 103      */
 104     public function definition() {
 105         global $USER;
 106         $mform = $this->_form;
 107         $email = $this->_customdata['email'];
 108         $bid = $this->_customdata['backpackid'];
 109         $selected = $this->_customdata['selected'];
 110
 111         if (isset($this->_customdata['groups'])) {
 112             $groups = $this->_customdata['groups'];
 113             $nogroups = null;
 114         } else {
 115             $groups = null;
 116             $nogroups = $this->_customdata['nogroups'];
 117         }
 118
 119         $mform->addElement('header', 'backpackheader', get_string('backpackconnection', 'badges'));
 120         $mform->addHelpButton('backpackheader', 'backpackconnection', 'badges');
 121         $mform->addElement('static', 'url', get_string('url'), 'http://' . BADGE_BACKPACKURL);
 122
 123         $status = html_writer::tag('span', get_string('connected', 'badges'), array('class' => 'connected'));
 124         $mform->addElement('static', 'status', get_string('status'), $status);
 125         $mform->addElement('static', 'email', get_string('email'), $email);
 126         $mform->addHelpButton('email', 'backpackemail', 'badges');
 127         $mform->addElement('submit', 'disconnect', get_string('disconnect', 'badges'));
 128
 129         $mform->addElement('header', 'collectionheader', get_string('backpackimport', 'badges'));
 130         $mform->addHelpButton('collectionheader', 'backpackimport', 'badges');
 131
 132         if (!empty($groups)) {
 133             $mform->addElement('static', 'selectgroup', '', get_string('selectgroup_start', 'badges'));
 134             foreach ($groups as $group) {
 135                 $name = $group->name . ' (' . $group->badges . ')';
 136                 $mform->addElement('advcheckbox', 'group[' . $group->groupId . ']', null, $name, array('group' => 1), array(false, $group->groupId));
 137                 if (in_array($group->groupId, $selected)) {
 138                     $mform->setDefault('group[' . $group->groupId . ']', $group->groupId);
 139                 }
 140             }
 141             $mform->addElement('static', 'selectgroup', '', get_string('selectgroup_end', 'badges'));
 142         } else {
 143             $mform->addElement('static', 'selectgroup', '', $nogroups);
 144         }
 145
 146         $mform->addElement('hidden', 'backpackid', $bid);
 147         $mform->setType('backpackid', PARAM_INT);
 148
 149         $this->add_action_buttons();
 150     }
 151 }