password_ajax.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  * Displays help via AJAX call or in a new page
  19  *
  20  * Use {@link core_renderer::help_icon()} or {@link addHelpButton()} to display
  21  * the help icon.
  22  *
  23  * @copyright  2017 Dan Marsden
  24  * @package    mod_attendance
  25  * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  26  */
  27 define('AJAX_SCRIPT', true);
  28 require_once(dirname(__FILE__).'/../../config.php');
  29
  30 $session = required_param('session', PARAM_INT);
  31 $session = $DB->get_record('attendance_sessions', array('id' => $session), '*', MUST_EXIST);
  32
  33 $cm = get_coursemodule_from_instance('attendance', $session->attendanceid);
  34 require_login($cm->course, $cm);
  35
  36 $context = context_module::instance($cm->id);
  37 $capabilities = array('mod/attendance:manageattendances', 'mod/attendance:takeattendances', 'mod/attendance:changeattendances');
  38 if (!has_any_capability($capabilities, $context)) {
  39     exit;
  40 }
  41
  42 $PAGE->set_url('/mod/attendance/password.php');
  43 $PAGE->set_pagelayout('popup');
  44
  45 $PAGE->set_context(context_system::instance());
  46
  47 $data->heading = '';
  48 $data->text = html_writer::span($session->studentpassword, 'student-password');
  49
  50 echo json_encode($data);