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(__DIR__ . '/../config.php');
  28 require_once($CFG->libdir . '/badgeslib.php');
  29
  30 require_login();
  31
  32 if (empty($CFG->enablebadges)) {
  33     print_error('badgesdisabled', 'badges');
  34 }
  35
  36 $context = context_user::instance($USER->id);
  37 require_capability('moodle/badges:manageownbadges', $context);
  38
  39 $disconnect = optional_param('disconnect', false, PARAM_BOOL);
  40
  41 if (empty($CFG->badges_allowexternalbackpack)) {
  42     redirect($CFG->wwwroot);
  43 }
  44
  45 $PAGE->set_url(new moodle_url('/badges/mybackpack.php'));
  46 $PAGE->set_context($context);
  47
  48 $title = get_string('backpackdetails', 'badges');
  49 $PAGE->set_title($title);
  50 $PAGE->set_heading(fullname($USER));
  51 $PAGE->set_pagelayout('standard');
  52
  53 $backpack = $DB->get_record('badge_backpack', array('userid' => $USER->id));
  54 $badgescache = cache::make('core', 'externalbadges');
  55
  56 if ($disconnect && $backpack) {
  57     require_sesskey();
  58     $sitebackpack = badges_get_site_backpack($backpack->externalbackpackid);
  59     if ($sitebackpack->apiversion == OPEN_BADGES_V2P1) {
  60         $bp = new \core_badges\backpack_api2p1($sitebackpack);
  61         $bp->disconnect_backpack($backpack);
  62         redirect(new moodle_url('/badges/mybackpack.php'), get_string('backpackdisconnected', 'badges'), null,
  63             \core\output\notification::NOTIFY_SUCCESS);
  64     } else {
  65         // If backpack is connected, need to select collections.
  66         $bp = new \core_badges\backpack_api($sitebackpack, $backpack);
  67         $bp->disconnect_backpack($USER->id, $backpack->id);
  68         redirect(new moodle_url('/badges/mybackpack.php'));
  69     }
  70 }
  71 $warning = '';
  72 if ($backpack) {
  73
  74     $sitebackpack = badges_get_site_backpack($backpack->externalbackpackid);
  75
  76     if ($sitebackpack->id != $CFG->badges_site_backpack) {
  77         $warning = $OUTPUT->notification(get_string('backpackneedsupdate', 'badges'), 'warning');
  78     }
  79
  80     // If backpack is connected, need to select collections.
  81     $bp = new \core_badges\backpack_api($sitebackpack, $backpack);
  82     $request = $bp->get_collections();
  83     $groups = $request;
  84     if (isset($request->groups)) {
  85         $groups = $request->groups;
  86     }
  87     if (empty($groups)) {
  88         $err = get_string('error:nogroupssummary', 'badges');
  89         $err .= get_string('error:nogroupslink', 'badges', $sitebackpack->backpackweburl);
  90         $params['nogroups'] = $err;
  91     } else {
  92         $params['groups'] = $groups;
  93     }
  94     $params['email'] = $backpack->email;
  95     $params['selected'] = $bp->get_collection_record($backpack->id);
  96     $params['backpackweburl'] = $sitebackpack->backpackweburl;
  97     $form = new \core_badges\form\collections(new moodle_url('/badges/mybackpack.php'), $params);
  98
  99     if ($form->is_cancelled()) {
 100         redirect(new moodle_url('/badges/mybadges.php'));
 101     } else if ($data = $form->get_data()) {
 102         if (empty($data->group)) {
 103             redirect(new moodle_url('/badges/mybadges.php'));
 104         } else {
 105             $groups = array_filter($data->group);
 106         }
 107         $bp->set_backpack_collections($backpack->id, $groups);
 108         redirect(new moodle_url('/badges/mybadges.php'));
 109     }
 110 } else if (badges_open_badges_backpack_api() == OPEN_BADGES_V2P1) {
 111     // If backpack is version 2.1 to redirect on the backpack site to login.
 112     // User input username/email/password on the backpack site
 113     // After confirm the scopes.
 114     $form = new \core_badges\form\backpack(new moodle_url('/badges/mybackpack.php'));
 115     if ($form->is_cancelled()) {
 116         redirect(new moodle_url('/badges/mybadges.php'));
 117     } else if ($data = $form->get_submitted_data()) {
 118         redirect(new moodle_url('/badges/backpack-connect.php'));
 119     }
 120 } else {
 121     // If backpack is not connected, need to connect first.
 122     // To create a new connection to the backpack, first we need to verify the user's email address:
 123     // 1. User enters email and clicks 'Connect to backpack'.
 124     // 2. After cross-checking the email address against the backpack provider, an email is sent to the specified address,
 125     // and the email and secret are stored in user preferences. These will be cleared upon successful verification.
 126     // 3. User clicks verification link in the email to confirm the backpack connection.
 127     // 4. User redirected to the mybackpack page.
 128     // While the verification process is pending, the edit_backpack_form form will present the user with options to resend the
 129     // verification email, and to cancel the current verification attempt and start over.
 130
 131     // To pass through the current state of the verification attempt to the form.
 132     $params['email'] = get_user_preferences('badges_email_verify_address');
 133     $params['backpackpassword'] = get_user_preferences('badges_email_verify_password');
 134     $params['backpackid'] = get_user_preferences('badges_email_verify_backpackid');
 135
 136     $form = new \core_badges\form\backpack(new moodle_url('/badges/mybackpack.php'), $params);
 137     if ($form->is_cancelled()) {
 138         redirect(new moodle_url('/badges/mybadges.php'));
 139     } else if ($data = $form->get_data()) {
 140         // The form may have been submitted under one of the following circumstances:
 141         // 1. After clicking 'Connect to backpack'. We'll have $data->email.
 142         // 2. After clicking 'Resend verification email'. We'll have $data->email.
 143         // 3. After clicking 'Connect using a different email' to cancel the verification process. We'll have $data->revertbutton.
 144
 145         if (isset($data->revertbutton)) {
 146             badges_disconnect_user_backpack($USER->id);
 147             redirect(new moodle_url('/badges/mybackpack.php'));
 148         } else if (isset($data->email)) {
 149             if (badges_send_verification_email($data->email, $data->backpackid, $data->backpackpassword)) {
 150                 $a = get_user_preferences('badges_email_verify_backpackid');
 151                 redirect(new moodle_url('/badges/mybackpack.php'),
 152                     get_string('backpackemailverifypending', 'badges', $data->email),
 153                     null, \core\output\notification::NOTIFY_INFO);
 154             } else {
 155                 print_error ('backpackcannotsendverification', 'badges');
 156             }
 157         }
 158     }
 159 }
 160
 161 echo $OUTPUT->header();
 162 echo $OUTPUT->heading($title);
 163 echo $warning;
 164 $form->display();
 165 echo $OUTPUT->footer();