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 backpack is connected, need to select collections.
  60     $bp = new \core_badges\backpack_api($sitebackpack, $backpack);
  61     $bp->disconnect_backpack($USER->id, $backpack->id);
  62     redirect(new moodle_url('/badges/mybackpack.php'));
  63 }
  64 $warning = '';
  65 if ($backpack) {
  66
  67     $sitebackpack = badges_get_site_backpack($backpack->externalbackpackid);
  68
  69     if ($sitebackpack->id != $CFG->badges_site_backpack) {
  70         $warning = $OUTPUT->notification(get_string('backpackneedsupdate', 'badges'), 'warning');
  71     }
  72
  73     // If backpack is connected, need to select collections.
  74     $bp = new \core_badges\backpack_api($sitebackpack, $backpack);
  75     $request = $bp->get_collections();
  76     $groups = $request;
  77     if (isset($request->groups)) {
  78         $groups = $request->groups;
  79     }
  80     if (empty($groups)) {
  81         $err = get_string('error:nogroupssummary', 'badges');
  82         $err .= get_string('error:nogroupslink', 'badges', $sitebackpack->backpackweburl);
  83         $params['nogroups'] = $err;
  84     } else {
  85         $params['groups'] = $groups;
  86     }
  87     $params['email'] = $backpack->email;
  88     $params['selected'] = $bp->get_collection_record($backpack->id);
  89     $params['backpackweburl'] = $sitebackpack->backpackweburl;
  90     $form = new \core_badges\form\collections(new moodle_url('/badges/mybackpack.php'), $params);
  91
  92     if ($form->is_cancelled()) {
  93         redirect(new moodle_url('/badges/mybadges.php'));
  94     } else if ($data = $form->get_data()) {
  95         if (empty($data->group)) {
  96             redirect(new moodle_url('/badges/mybadges.php'));
  97         } else {
  98             $groups = array_filter($data->group);
  99         }
 100         $bp->set_backpack_collections($backpack->id, $groups);
 101         redirect(new moodle_url('/badges/mybadges.php'));
 102     }
 103 } else {
 104     // If backpack is not connected, need to connect first.
 105     // To create a new connection to the backpack, first we need to verify the user's email address:
 106     // 1. User enters email and clicks 'Connect to backpack'.
 107     // 2. After cross-checking the email address against the backpack provider, an email is sent to the specified address,
 108     // and the email and secret are stored in user preferences. These will be cleared upon successful verification.
 109     // 3. User clicks verification link in the email to confirm the backpack connection.
 110     // 4. User redirected to the mybackpack page.
 111     // While the verification process is pending, the edit_backpack_form form will present the user with options to resend the
 112     // verification email, and to cancel the current verification attempt and start over.
 113
 114     // To pass through the current state of the verification attempt to the form.
 115     $params['email'] = get_user_preferences('badges_email_verify_address');
 116     $params['backpackpassword'] = get_user_preferences('badges_email_verify_password');
 117     $params['backpackid'] = get_user_preferences('badges_email_verify_backpackid');
 118
 119     $form = new \core_badges\form\backpack(new moodle_url('/badges/mybackpack.php'), $params);
 120     if ($form->is_cancelled()) {
 121         redirect(new moodle_url('/badges/mybadges.php'));
 122     } else if ($data = $form->get_data()) {
 123         // The form may have been submitted under one of the following circumstances:
 124         // 1. After clicking 'Connect to backpack'. We'll have $data->email.
 125         // 2. After clicking 'Resend verification email'. We'll have $data->email.
 126         // 3. After clicking 'Connect using a different email' to cancel the verification process. We'll have $data->revertbutton.
 127
 128         if (isset($data->revertbutton)) {
 129             badges_disconnect_user_backpack($USER->id);
 130             redirect(new moodle_url('/badges/mybackpack.php'));
 131         } else if (isset($data->email)) {
 132             if (badges_send_verification_email($data->email, $data->backpackid, $data->backpackpassword)) {
 133                 $a = get_user_preferences('badges_email_verify_backpackid');
 134                 redirect(new moodle_url('/badges/mybackpack.php'),
 135                     get_string('backpackemailverifypending', 'badges', $data->email),
 136                     null, \core\output\notification::NOTIFY_INFO);
 137             } else {
 138                 print_error ('backpackcannotsendverification', 'badges');
 139             }
 140         }
 141     }
 142 }
 143
 144 echo $OUTPUT->header();
 145 echo $OUTPUT->heading($title);
 146 echo $warning;
 147 $form->display();
 148 echo $OUTPUT->footer();