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 * This page shows all course enrolment options for current user. 19 * 20 * @package core_enrol 21 * @copyright 2010 Petr Skoda {@link http://skodak.org} 22 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later 23 */ 24 25require('../config.php'); 26require_once("$CFG->libdir/formslib.php"); 27 28$id = required_param('id', PARAM_INT); 29$returnurl = optional_param('returnurl', 0, PARAM_LOCALURL); 30 31if (!isloggedin()) { 32 $referer = get_local_referer(); 33 if (empty($referer)) { 34 // A user that is not logged in has arrived directly on this page, 35 // they should be redirected to the course page they are trying to enrol on after logging in. 36 $SESSION->wantsurl = "$CFG->wwwroot/course/view.php?id=$id"; 37 } 38 // do not use require_login here because we are usually coming from it, 39 // it would also mess up the SESSION->wantsurl 40 redirect(get_login_url()); 41} 42 43$course = $DB->get_record('course', array('id'=>$id), '*', MUST_EXIST); 44$context = context_course::instance($course->id, MUST_EXIST); 45 46// Everybody is enrolled on the frontpage 47if ($course->id == SITEID) { 48 redirect("$CFG->wwwroot/"); 49} 50 51if (!$course->visible && !has_capability('moodle/course:viewhiddencourses', context_course::instance($course->id))) { 52 print_error('coursehidden'); 53} 54 55$PAGE->set_course($course); 56$PAGE->set_pagelayout('incourse'); 57$PAGE->set_url('/enrol/index.php', array('id'=>$course->id)); 58 59// do not allow enrols when in login-as session 60if (\core\session\manager::is_loggedinas() and $USER->loginascontext->contextlevel == CONTEXT_COURSE) { 61 print_error('loginasnoenrol', '', $CFG->wwwroot.'/course/view.php?id='.$USER->loginascontext->instanceid); 62} 63 64// Check if user has access to the category where the course is located. 65if (!core_course_category::can_view_course_info($course) && !is_enrolled($context, $USER, '', true)) { 66 print_error('coursehidden', '', $CFG->wwwroot . '/'); 67} 68 69// get all enrol forms available in this course 70$enrols = enrol_get_plugins(true); 71$enrolinstances = enrol_get_instances($course->id, true); 72$forms = array(); 73foreach($enrolinstances as $instance) { 74 if (!isset($enrols[$instance->enrol])) { 75 continue; 76 } 77 $form = $enrols[$instance->enrol]->enrol_page_hook($instance); 78 if ($form) { 79 $forms[$instance->id] = $form; 80 } 81} 82 83// Check if user already enrolled 84if (is_enrolled($context, $USER, '', true)) { 85 if (!empty($SESSION->wantsurl)) { 86 $destination = $SESSION->wantsurl; 87 unset($SESSION->wantsurl); 88 } else { 89 $destination = "$CFG->wwwroot/course/view.php?id=$course->id"; 90 } 91 redirect($destination); // Bye! 92} 93 94$PAGE->set_title($course->shortname); 95$PAGE->set_heading($course->fullname); 96$PAGE->navbar->add(get_string('enrolmentoptions','enrol')); 97 98echo $OUTPUT->header(); 99echo $OUTPUT->heading(get_string('enrolmentoptions','enrol')); 100 101$courserenderer = $PAGE->get_renderer('core', 'course'); 102echo $courserenderer->course_info_box($course); 103 104//TODO: find if future enrolments present and display some info 105 106foreach ($forms as $form) { 107 echo $form; 108} 109 110if (!$forms) { 111 if (isguestuser()) { 112 notice(get_string('noguestaccess', 'enrol'), get_login_url()); 113 } else if ($returnurl) { 114 notice(get_string('notenrollable', 'enrol'), $returnurl); 115 } else { 116 $url = get_local_referer(false); 117 if (empty($url)) { 118 $url = new moodle_url('/index.php'); 119 } 120 notice(get_string('notenrollable', 'enrol'), $url); 121 } 122} 123 124echo $OUTPUT->footer(); 125