/course/edit.php
PHP | 241 lines | 155 code | 29 blank | 57 comment | 39 complexity | 78bb96d29ad6eb93ef34cc8ea3d23394 MD5 | raw file
- <?php
- // 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/>.
- /**
- * Edit course settings
- *
- * @package core_course
- * @copyright 1999 onwards Martin Dougiamas (http://dougiamas.com)
- * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
- */
- require_once('../config.php');
- require_once('lib.php');
- require_once('edit_form.php');
- $id = optional_param('id', 0, PARAM_INT); // Course id.
- $categoryid = optional_param('category', 0, PARAM_INT); // Course category - can be changed in edit form.
- $returnto = optional_param('returnto', 0, PARAM_ALPHANUM); // Generic navigation return page switch.
- $returnurl = optional_param('returnurl', '', PARAM_LOCALURL); // A return URL. returnto must also be set to 'url'.
- if ($returnto === 'url' && confirm_sesskey() && $returnurl) {
- // If returnto is 'url' then $returnurl may be used as the destination to return to after saving or cancelling.
- // Sesskey must be specified, and would be set by the form anyway.
- $returnurl = new moodle_url($returnurl);
- } else {
- if (!empty($id)) {
- $returnurl = new moodle_url($CFG->wwwroot . '/course/view.php', array('id' => $id));
- } else {
- $returnurl = new moodle_url($CFG->wwwroot . '/course/');
- }
- if ($returnto !== 0) {
- switch ($returnto) {
- case 'category':
- $returnurl = new moodle_url($CFG->wwwroot . '/course/index.php', array('categoryid' => $categoryid));
- break;
- case 'catmanage':
- $returnurl = new moodle_url($CFG->wwwroot . '/course/management.php', array('categoryid' => $categoryid));
- break;
- case 'topcatmanage':
- $returnurl = new moodle_url($CFG->wwwroot . '/course/management.php');
- break;
- case 'topcat':
- $returnurl = new moodle_url($CFG->wwwroot . '/course/');
- break;
- }
- }
- }
- $PAGE->set_pagelayout('admin');
- if ($id) {
- $pageparams = array('id' => $id);
- } else {
- $pageparams = array('category' => $categoryid);
- }
- if ($returnto !== 0) {
- $pageparams['returnto'] = $returnto;
- if ($returnto === 'url' && $returnurl) {
- $pageparams['returnurl'] = $returnurl;
- }
- }
- $PAGE->set_url('/course/edit.php', $pageparams);
- // Basic access control checks.
- if ($id) {
- // Editing course.
- if ($id == SITEID){
- // Don't allow editing of 'site course' using this from.
- print_error('cannoteditsiteform');
- }
- // Login to the course and retrieve also all fields defined by course format.
- $course = get_course($id);
- require_login($course);
- $course = course_get_format($course)->get_course();
- $category = $DB->get_record('course_categories', array('id'=>$course->category), '*', MUST_EXIST);
- $coursecontext = context_course::instance($course->id);
- require_capability('moodle/course:update', $coursecontext);
- } else if ($categoryid) {
- // Creating new course in this category.
- $course = null;
- require_login();
- $category = $DB->get_record('course_categories', array('id'=>$categoryid), '*', MUST_EXIST);
- $catcontext = context_coursecat::instance($category->id);
- require_capability('moodle/course:create', $catcontext);
- $PAGE->set_context($catcontext);
- } else {
- require_login();
- print_error('needcoursecategroyid');
- }
- // Prepare course and the editor.
- $editoroptions = array('maxfiles' => EDITOR_UNLIMITED_FILES, 'maxbytes'=>$CFG->maxbytes, 'trusttext'=>false, 'noclean'=>true);
- $overviewfilesoptions = course_overviewfiles_options($course);
- if (!empty($course)) {
- // Add context for editor.
- $editoroptions['context'] = $coursecontext;
- $editoroptions['subdirs'] = file_area_contains_subdirs($coursecontext, 'course', 'summary', 0);
- $course = file_prepare_standard_editor($course, 'summary', $editoroptions, $coursecontext, 'course', 'summary', 0);
- if ($overviewfilesoptions) {
- file_prepare_standard_filemanager($course, 'overviewfiles', $overviewfilesoptions, $coursecontext, 'course', 'overviewfiles', 0);
- }
- // Inject current aliases.
- $aliases = $DB->get_records('role_names', array('contextid'=>$coursecontext->id));
- foreach($aliases as $alias) {
- $course->{'role_'.$alias->roleid} = $alias->name;
- }
- // Populate course tags.
- $course->tags = core_tag_tag::get_item_tags_array('core', 'course', $course->id);
- } else {
- // Editor should respect category context if course context is not set.
- $editoroptions['context'] = $catcontext;
- $editoroptions['subdirs'] = 0;
- $course = file_prepare_standard_editor($course, 'summary', $editoroptions, null, 'course', 'summary', null);
- if ($overviewfilesoptions) {
- file_prepare_standard_filemanager($course, 'overviewfiles', $overviewfilesoptions, null, 'course', 'overviewfiles', 0);
- }
- }
- // First create the form.
- $args = array(
- 'course' => $course,
- 'category' => $category,
- 'editoroptions' => $editoroptions,
- 'returnto' => $returnto,
- 'returnurl' => $returnurl
- );
- $editform = new course_edit_form(null, $args);
- if ($editform->is_cancelled()) {
- // The form has been cancelled, take them back to what ever the return to is.
- redirect($returnurl);
- } else if ($data = $editform->get_data()) {
- // Process data if submitted.
- if (empty($course->id)) {
- // In creating the course.
- $course = create_course($data, $editoroptions);
- // Get the context of the newly created course.
- $context = context_course::instance($course->id, MUST_EXIST);
- if (!empty($CFG->creatornewroleid) and !is_viewing($context, NULL, 'moodle/role:assign') and !is_enrolled($context, NULL, 'moodle/role:assign')) {
- // Deal with course creators - enrol them internally with default role.
- enrol_try_internal_enrol($course->id, $USER->id, $CFG->creatornewroleid);
- }
- // The URL to take them to if they chose save and display.
- $courseurl = new moodle_url('/course/view.php', array('id' => $course->id));
- // If they choose to save and display, and they are not enrolled take them to the enrolments page instead.
- if (!is_enrolled($context) && isset($data->saveanddisplay)) {
- // Redirect to manual enrolment page if possible.
- $instances = enrol_get_instances($course->id, true);
- foreach($instances as $instance) {
- if ($plugin = enrol_get_plugin($instance->enrol)) {
- if ($plugin->get_manual_enrol_link($instance)) {
- // We know that the ajax enrol UI will have an option to enrol.
- $courseurl = new moodle_url('/enrol/users.php', array('id' => $course->id, 'newcourse' => 1));
- break;
- }
- }
- }
- }
- } else {
- // Save any changes to the files used in the editor.
- update_course($data, $editoroptions);
- // Set the URL to take them too if they choose save and display.
- $courseurl = new moodle_url('/course/view.php', array('id' => $course->id));
- }
- if (isset($data->saveanddisplay)) {
- // Redirect user to newly created/updated course.
- redirect($courseurl);
- } else {
- // Save and return. Take them back to wherever.
- redirect($returnurl);
- }
- }
- // Print the form.
- $site = get_site();
- $streditcoursesettings = get_string("editcoursesettings");
- $straddnewcourse = get_string("addnewcourse");
- $stradministration = get_string("administration");
- $strcategories = get_string("categories");
- if (!empty($course->id)) {
- // Navigation note: The user is editing a course, the course will exist within the navigation and settings.
- // The navigation will automatically find the Edit settings page under course navigation.
- $pagedesc = $streditcoursesettings;
- $title = $streditcoursesettings;
- $fullname = $course->fullname;
- } else {
- // The user is adding a course, this page isn't presented in the site navigation/admin.
- // Adding a new course is part of course category management territory.
- // We'd prefer to use the management interface URL without args.
- $managementurl = new moodle_url('/course/management.php');
- // These are the caps required in order to see the management interface.
- $managementcaps = array('moodle/category:manage', 'moodle/course:create');
- if ($categoryid && !has_any_capability($managementcaps, context_system::instance())) {
- // If the user doesn't have either manage caps then they can only manage within the given category.
- $managementurl->param('categoryid', $categoryid);
- }
- // Because the course category management interfaces are buried in the admin tree and that is loaded by ajax
- // we need to manually tell the navigation we need it loaded. The second arg does this.
- navigation_node::override_active_url($managementurl, true);
- $pagedesc = $straddnewcourse;
- $title = "$site->shortname: $straddnewcourse";
- $fullname = $site->fullname;
- $PAGE->navbar->add($pagedesc);
- }
- $PAGE->set_title($title);
- $PAGE->set_heading($fullname);
- echo $OUTPUT->header();
- echo $OUTPUT->heading($pagedesc);
- $editform->display();
- echo $OUTPUT->footer();