mirror of
https://github.com/moodle/moodle.git
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125 lines
4.3 KiB
PHP
125 lines
4.3 KiB
PHP
<?php // $Id$
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// Depending on the current enrolment method, this page
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// presents the user with whatever they need to know when
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// they try to enrol in a course.
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require_once("../config.php");
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require_once("lib.php");
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require_once("$CFG->dirroot/enrol/enrol.class.php");
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$id = required_param('id', PARAM_INT);
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$loginasguest = optional_param('loginasguest', 0, PARAM_BOOL);
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require_login();
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if (! $course = get_record("course", "id", $id) ) {
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error("That's an invalid course id");
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}
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if (! $site = get_site()) {
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error("Could not find a site!");
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}
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/// Refreshing enrolment data in the USER session
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if (!($plugins = explode(',', $CFG->enrol_plugins_enabled))) {
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$plugins = array($CFG->enrol);
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}
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require_once($CFG->dirroot .'/enrol/enrol.class.php');
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foreach ($plugins as $p) {
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$enrol = enrolment_factory::factory($p);
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if (method_exists($enrol, 'get_student_courses')) {
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$enrol->get_student_courses($USER);
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}
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if (method_exists($enrol, 'get_teacher_courses')) {
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$enrol->get_teacher_courses($USER);
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}
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unset($enrol);
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}
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$enrol = enrolment_factory::factory($course->enrol);
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/// Double check just in case they are actually enrolled already
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/// This might occur if they were enrolled during this session
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/// also happens when course is unhidden after student logs in
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if ( !empty($USER->student[$course->id]) or !empty($USER->teacher[$course->id]) ) {
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if ($SESSION->wantsurl) {
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$destination = $SESSION->wantsurl;
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unset($SESSION->wantsurl);
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} else {
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$destination = "$CFG->wwwroot/course/view.php?id=$course->id";
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}
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redirect($destination);
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}
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/// Check if the course is a meta course
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/// moved here to fix bug 5734
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if ($course->metacourse) {
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print_header_simple();
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notice(get_string('coursenotaccessible'), "$CFG->wwwroot/index.php");
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}
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/// Users can't enroll to site course
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if (!$course->category) {
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print_header_simple();
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notice(get_string('enrollfirst'), "$CFG->wwwroot/index.php");
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}
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/// Double check just in case they are enrolled to start in the future
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if ($student = get_record('user_students', 'userid', $USER->id, 'course', $course->id)) {
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if ($course->enrolperiod and $student->timestart and ($student->timestart >= time())) {
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$message = get_string('enrolmentnotyet', '', userdate($student->timestart));
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print_header();
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notice($message, "$CFG->wwwroot/index.php");
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}
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}
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/// Check if the course is enrollable
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if (!method_exists($enrol, 'print_entry')) {
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print_header_simple();
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notice(get_string('enrolmentnointernal'), "$CFG->wwwroot/index.php");
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}
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if (!$course->enrollable ||
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($course->enrollable == 2 && $course->enrolstartdate > 0 && $course->enrolstartdate > time()) ||
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($course->enrollable == 2 && $course->enrolenddate > 0 && $course->enrolenddate <= time())
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) {
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print_header_simple();
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notice(get_string('notenrollable'), "$CFG->wwwroot/index.php");
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}
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/// Check the submitted enrollment key if there is one
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if ($form = data_submitted()) {
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//User is not enrolled in the course, wants to access course content
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//as a guest, and course setting allow unlimited guest access
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//
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//the original idea was to use "loginas" feature, but require_login() would have to be changed
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//and we would have to explain it to all users - it is now plain login action
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if ($loginasguest and !empty($CFG->guestloginbutton) and ($course->guest==1 or $course->guest==2)) {
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if (isset($SESSION->currentgroup)) {
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unset($SESSION->currentgroup);
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}
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$USER = get_complete_user_data('username', 'guest'); // get full guest user data
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add_to_log(SITEID, 'user', 'login', "view.php?id=$USER->id&course=".SITEID, $USER->id, 0, $USER->id);
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if ($SESSION->wantsurl) {
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$destination = $SESSION->wantsurl;
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unset($SESSION->wantsurl);
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} else {
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$destination = "$CFG->wwwroot/course/view.php?id=$course->id";
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}
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redirect($destination);
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}
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$enrol->check_entry($form, $course);
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}
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$enrol->print_entry($course);
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/// Easy!
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?>
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