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See Release Notes
Long Term Support Release

  • Bug fixes for general core bugs in 4.1.x will end 13 November 2023 (12 months).
  • Bug fixes for security issues in 4.1.x will end 10 November 2025 (36 months).
  • PHP version: minimum PHP 7.4.0 Note: minimum PHP version has increased since Moodle 4.0. PHP 8.0.x is supported too.
/course/ -> view.php (source)
<?php
< < // Display the course home page.
> // This file is part of Moodle - http://moodle.org/ > // > // Moodle is free software: you can redistribute it and/or modify > // it under the terms of the GNU General Public License as published by > // the Free Software Foundation, either version 3 of the License, or > // (at your option) any later version. > // > // Moodle is distributed in the hope that it will be useful, > // but WITHOUT ANY WARRANTY; without even the implied warranty of > // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the > // GNU General Public License for more details. > // > // You should have received a copy of the GNU General Public License > // along with Moodle. If not, see <http://www.gnu.org/licenses/>. > > /** > * Display the course home page. > * > * @copyright 1999 Martin Dougiamas http://dougiamas.com > * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later > * @package core_course > */
require_once('../config.php'); require_once('lib.php'); require_once($CFG->libdir.'/completionlib.php'); redirect_if_major_upgrade_required(); $id = optional_param('id', 0, PARAM_INT); $name = optional_param('name', '', PARAM_TEXT); $edit = optional_param('edit', -1, PARAM_BOOL); $hide = optional_param('hide', 0, PARAM_INT); $show = optional_param('show', 0, PARAM_INT);
> $duplicatesection = optional_param('duplicatesection', 0, PARAM_INT);
$idnumber = optional_param('idnumber', '', PARAM_RAW); $sectionid = optional_param('sectionid', 0, PARAM_INT); $section = optional_param('section', 0, PARAM_INT);
> $expandsection = optional_param('expandsection', -1, PARAM_INT);
$move = optional_param('move', 0, PARAM_INT); $marker = optional_param('marker',-1 , PARAM_INT); $switchrole = optional_param('switchrole',-1, PARAM_INT); // Deprecated, use course/switchrole.php instead. $return = optional_param('return', 0, PARAM_LOCALURL);
< $params = array();
> $params = [];
if (!empty($name)) {
< $params = array('shortname' => $name);
> $params = ['shortname' => $name];
} else if (!empty($idnumber)) {
< $params = array('idnumber' => $idnumber);
> $params = ['idnumber' => $idnumber];
} else if (!empty($id)) {
< $params = array('id' => $id);
> $params = ['id' => $id];
}else { throw new \moodle_exception('unspecifycourseid', 'error'); } $course = $DB->get_record('course', $params, '*', MUST_EXIST);
< $urlparams = array('id' => $course->id);
> $urlparams = ['id' => $course->id];
< // Sectionid should get priority over section number
> // Sectionid should get priority over section number.
if ($sectionid) {
< $section = $DB->get_field('course_sections', 'section', array('id' => $sectionid, 'course' => $course->id), MUST_EXIST);
> $section = $DB->get_field('course_sections', 'section', ['id' => $sectionid, 'course' => $course->id], MUST_EXIST);
} if ($section) { $urlparams['section'] = $section; }
> if ($expandsection !== -1) { > $urlparams['expandsection'] = $expandsection; $PAGE->set_url('/course/view.php', $urlparams); // Defined here to avoid notices on errors etc > }
< $PAGE->set_url('/course/view.php', $urlparams); // Defined here to avoid notices on errors etc
> $PAGE->set_url('/course/view.php', $urlparams); // Defined here to avoid notices on errors etc.
< // Prevent caching of this page to stop confusion when changing page after making AJAX changes
> // Prevent caching of this page to stop confusion when changing page after making AJAX changes.
$PAGE->set_cacheable(false); context_helper::preload_course($course->id); $context = context_course::instance($course->id, MUST_EXIST);
< // Remove any switched roles before checking login
> // Remove any switched roles before checking login.
if ($switchrole == 0 && confirm_sesskey()) { role_switch($switchrole, $context); } require_login($course); // Switchrole - sanity check in cost-order...
< $reset_user_allowed_editing = false;
> $resetuserallowedediting = false;
if ($switchrole > 0 && confirm_sesskey() && has_capability('moodle/role:switchroles', $context)) {
< // is this role assignable in this context? < // inquiring minds want to know...
> // Is this role assignable in this context? > // Inquiring minds want to know.
$aroles = get_switchable_roles($context); if (is_array($aroles) && isset($aroles[$switchrole])) { role_switch($switchrole, $context);
< // Double check that this role is allowed here
> // Double check that this role is allowed here.
require_login($course); }
< // reset course page state - this prevents some weird problems ;-)
> // Reset course page state. This prevents some weird problems.
$USER->activitycopy = false;
< $USER->activitycopycourse = NULL;
> $USER->activitycopycourse = null;
unset($USER->activitycopyname); unset($SESSION->modform); $USER->editing = 0;
< $reset_user_allowed_editing = true;
> $resetuserallowedediting = true;
} //If course is hosted on an external server, redirect to corresponding
< //url with appropriate authentication attached as parameter
> // url with appropriate authentication attached as parameter.
if (file_exists($CFG->dirroot .'/course/externservercourse.php')) {
< include $CFG->dirroot .'/course/externservercourse.php';
> include($CFG->dirroot . '/course/externservercourse.php');
if (function_exists('extern_server_course')) {
< if ($extern_url = extern_server_course($course)) { < redirect($extern_url);
> if ($externurl = extern_server_course($course)) { > redirect($externurl);
} } }
< < require_once($CFG->dirroot.'/calendar/lib.php'); /// This is after login because it needs $USER
> require_once($CFG->dirroot.'/calendar/lib.php'); // This is after login because it needs $USER.
// Must set layout before gettting section info. See MDL-47555. $PAGE->set_pagelayout('course'); $PAGE->add_body_class('limitedwidth');
< if ($section and $section > 0) {
> if ($section && $section > 0) {
// Get section details and check it exists. $modinfo = get_fast_modinfo($course); $coursesections = $modinfo->get_section_info($section, MUST_EXIST); // Check user is allowed to see it. if (!$coursesections->uservisible) { // Check if coursesection has conditions affecting availability and if // so, output availability info. if ($coursesections->visible && $coursesections->availableinfo) { $sectionname = get_section_name($course, $coursesections); $message = get_string('notavailablecourse', '', $sectionname); redirect(course_get_url($course), $message, null, \core\output\notification::NOTIFY_ERROR); } else { // Note: We actually already know they don't have this capability // or uservisible would have been true; this is just to get the // correct error message shown. require_capability('moodle/course:viewhiddensections', $context); } } }
< // Fix course format if it is no longer installed
> // Fix course format if it is no longer installed.
$format = course_get_format($course); $course->format = $format->get_format(); $PAGE->set_pagetype('course-view-' . $course->format); $PAGE->set_other_editing_capability('moodle/course:update'); $PAGE->set_other_editing_capability('moodle/course:manageactivities'); $PAGE->set_other_editing_capability('moodle/course:activityvisibility'); if (course_format_uses_sections($course->format)) { $PAGE->set_other_editing_capability('moodle/course:sectionvisibility'); $PAGE->set_other_editing_capability('moodle/course:movesections'); } // Preload course format renderer before output starts. // This is a little hacky but necessary since
< // format.php is not included until after output starts < $format->get_renderer($PAGE);
> // format.php is not included until after output starts. > $renderer = $format->get_renderer($PAGE);
< if ($reset_user_allowed_editing) { < // ugly hack
> if ($resetuserallowedediting) { > // Ugly hack.
unset($PAGE->_user_allowed_editing); } if (!isset($USER->editing)) { $USER->editing = 0; } if ($PAGE->user_allowed_editing()) {
< if (($edit == 1) and confirm_sesskey()) {
> if (($edit == 1) && confirm_sesskey()) {
$USER->editing = 1;
< // Redirect to site root if Editing is toggled on frontpage
> // Redirect to site root if Editing is toggled on frontpage.
if ($course->id == SITEID) { redirect($CFG->wwwroot .'/?redirect=0'); } else if (!empty($return)) { redirect($CFG->wwwroot . $return); } else {
< $url = new moodle_url($PAGE->url, array('notifyeditingon' => 1));
> $url = new moodle_url($PAGE->url, ['notifyeditingon' => 1]);
redirect($url); }
< } else if (($edit == 0) and confirm_sesskey()) {
> } else if (($edit == 0) && confirm_sesskey()) {
$USER->editing = 0; if(!empty($USER->activitycopy) && $USER->activitycopycourse == $course->id) { $USER->activitycopy = false;
< $USER->activitycopycourse = NULL;
> $USER->activitycopycourse = null;
}
< // Redirect to site root if Editing is toggled on frontpage
> // Redirect to site root if Editing is toggled on frontpage.
if ($course->id == SITEID) { redirect($CFG->wwwroot .'/?redirect=0'); } else if (!empty($return)) { redirect($CFG->wwwroot . $return); } else { redirect($PAGE->url); } } if (has_capability('moodle/course:sectionvisibility', $context)) { if ($hide && confirm_sesskey()) { set_section_visible($course->id, $hide, '0'); redirect($PAGE->url); } if ($show && confirm_sesskey()) { set_section_visible($course->id, $show, '1'); redirect($PAGE->url); } }
> if ( if (!empty($section) && !empty($move) && > !empty($section) && !empty($coursesections) && !empty($duplicatesection) has_capability('moodle/course:movesections', $context) && confirm_sesskey()) { > && has_capability('moodle/course:update', $context) && confirm_sesskey() $destsection = $section + $move; > ) { if (move_section_to($course, $section, $destsection)) { > $newsection = $format->duplicate_section($coursesections); if ($course->id == SITEID) { > redirect(course_get_url($course, $newsection->section)); redirect($CFG->wwwroot . '/?redirect=0'); > } } else { >
if ($format->get_course_display() == COURSE_DISPLAY_MULTIPAGE) { redirect(course_get_url($course)); } else { redirect(course_get_url($course, $destsection)); } } } else { echo $OUTPUT->notification('An error occurred while moving a section'); } } } else { $USER->editing = 0; } $SESSION->fromdiscussion = $PAGE->url->out(false); if ($course->id == SITEID) { // This course is not a real course. redirect($CFG->wwwroot .'/?redirect=0'); } // Determine whether the user has permission to download course content. $candownloadcourse = \core\content::can_export_context($context, $USER); // We are currently keeping the button here from 1.x to help new teachers figure out // what to do, even though the link also appears in the course admin block. It also
< // means you can back out of a situation where you removed the admin block. :)
> // means you can back out of a situation where you removed the admin block.
if ($PAGE->user_allowed_editing()) { $buttons = $OUTPUT->edit_button($PAGE->url); $PAGE->set_button($buttons); } $editingtitle = ''; if ($PAGE->user_is_editing()) { // Append this to the page title's lang string to get its equivalent when editing mode is turned on. $editingtitle = 'editing'; }
< // If viewing a section, make the title more specific < if ($section and $section > 0 and course_format_uses_sections($course->format)) {
> // If viewing a section, make the title more specific. > if ($section && $section > 0 && course_format_uses_sections($course->format)) {
$sectionname = get_string('sectionname', "format_$course->format"); $sectiontitle = get_section_name($course, $section);
< $PAGE->set_title(get_string('coursesectiontitle' . $editingtitle, 'moodle', array( < 'course' => $course->fullname, 'sectiontitle' => $sectiontitle, 'sectionname' => $sectionname) < ));
> $PAGE->set_title( > get_string( > 'coursesectiontitle' . $editingtitle, > 'moodle', > ['course' => $course->fullname, 'sectiontitle' => $sectiontitle, 'sectionname' => $sectionname] > ) > );
} else {
< $PAGE->set_title(get_string('coursetitle' . $editingtitle, 'moodle', array('course' => $course->fullname)));
> $PAGE->set_title(get_string('coursetitle' . $editingtitle, 'moodle', ['course' => $course->fullname])); > } > > // Add bulk editing control. > $bulkbutton = $renderer->bulk_editing_button($format); > if (!empty($bulkbutton)) { > $PAGE->add_header_action($bulkbutton);
} $PAGE->set_heading($course->fullname); echo $OUTPUT->header();
> // Show communication room status notification. if ($USER->editing == 1) { > if (core_communication\api::is_available() && has_capability('moodle/course:update', $context)) { > $communication = \core_communication\api::load_by_instance( // MDL-65321 The backup libraries are quite heavy, only require the bare minimum. > $context, require_once($CFG->dirroot . '/backup/util/helper/async_helper.class.php'); > 'core_course', > 'coursecommunication', if (async_helper::is_async_pending($id, 'course', 'backup')) { > $course->id echo $OUTPUT->notification(get_string('pendingasyncedit', 'backup'), 'warning'); > ); } > $communication->show_communication_room_status_notification(); } > } >
// Course wrapper start.
< echo html_writer::start_tag('div', array('class'=>'course-content'));
> echo html_writer::start_tag('div', ['class' => 'course-content']);
< // make sure that section 0 exists (this function will create one if it is missing)
> // Make sure that section 0 exists (this function will create one if it is missing).
course_create_sections_if_missing($course, 0);
< // get information about course modules and existing module types < // format.php in course formats may rely on presence of these variables
> // Get information about course modules and existing module types. > // format.php in course formats may rely on presence of these variables.
$modinfo = get_fast_modinfo($course); $modnames = get_module_types_names(); $modnamesplural = get_module_types_names(true); $modnamesused = $modinfo->get_used_module_names(); $mods = $modinfo->get_cms(); $sections = $modinfo->get_section_info_all(); // CAUTION, hacky fundamental variable defintion to follow! // Note that because of the way course fromats are constructed though
< // inclusion we pass parameters around this way..
> // inclusion we pass parameters around this way.
$displaysection = $section;
< // Include course AJAX
> // Include course AJAX.
include_course_ajax($course, $modnamesused); // Include the actual course format. require($CFG->dirroot .'/course/format/'. $course->format .'/format.php'); // Content wrapper end. echo html_writer::end_tag('div'); // Trigger course viewed event. // We don't trust $context here. Course format inclusion above executes in the global space. We can't assume // anything after that point. course_view(context_course::instance($course->id), $section); // If available, include the JS to prepare the download course content modal. if ($candownloadcourse) { $PAGE->requires->js_call_amd('core_course/downloadcontent', 'init'); } // Load the view JS module if completion tracking is enabled for this course. $completion = new completion_info($course); if ($completion->is_enabled()) { $PAGE->requires->js_call_amd('core_course/view', 'init'); } echo $OUTPUT->footer();