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mod.php
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<?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/>.
/**
* Moves, adds, updates, duplicates or deletes modules in a course
*
* @copyright 1999 Martin Dougiamas http://dougiamas.com
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
* @package course
*/
require("../config.php");
require_once("lib.php");
$sectionreturn = optional_param('sr', null, PARAM_INT);
$add = optional_param('add', '', PARAM_ALPHANUM);
$type = optional_param('type', '', PARAM_ALPHA);
$indent = optional_param('indent', 0, PARAM_INT);
$update = optional_param('update', 0, PARAM_INT);
$duplicate = optional_param('duplicate', 0, PARAM_INT);
$hide = optional_param('hide', 0, PARAM_INT);
$stealth = optional_param('stealth', 0, PARAM_INT);
$show = optional_param('show', 0, PARAM_INT);
$copy = optional_param('copy', 0, PARAM_INT);
$moveto = optional_param('moveto', 0, PARAM_INT);
$movetosection = optional_param('movetosection', 0, PARAM_INT);
$delete = optional_param('delete', 0, PARAM_INT);
$course = optional_param('course', 0, PARAM_INT);
$groupmode = optional_param('groupmode', -1, PARAM_INT);
$cancelcopy = optional_param('cancelcopy', 0, PARAM_BOOL);
$confirm = optional_param('confirm', 0, PARAM_BOOL);
// This page should always redirect
$url = new moodle_url('/course/mod.php');
foreach (compact('indent','update','hide','show','copy','moveto','movetosection','delete','course','cancelcopy','confirm') as $key=>$value) {
if ($value !== 0) {
$url->param($key, $value);
}
}
$url->param('sr', $sectionreturn);
if ($add !== '') {
$url->param('add', $add);
}
if ($type !== '') {
$url->param('type', $type);
}
if ($groupmode !== '') {
$url->param('groupmode', $groupmode);
}
$PAGE->set_url($url);
require_login();
//check if we are adding / editing a module that has new forms using formslib
if (!empty($add)) {
$id = required_param('id', PARAM_INT);
$section = required_param('section', PARAM_INT);
$type = optional_param('type', '', PARAM_ALPHA);
$returntomod = optional_param('return', 0, PARAM_BOOL);
redirect("$CFG->wwwroot/course/modedit.php?add=$add&type=$type&course=$id§ion=$section&return=$returntomod&sr=$sectionreturn");
} else if (!empty($update)) {
$cm = get_coursemodule_from_id('', $update, 0, true, MUST_EXIST);
$returntomod = optional_param('return', 0, PARAM_BOOL);
redirect("$CFG->wwwroot/course/modedit.php?update=$update&return=$returntomod&sr=$sectionreturn");
} else if (!empty($duplicate) and confirm_sesskey()) {
$cm = get_coursemodule_from_id('', $duplicate, 0, true, MUST_EXIST);
$course = $DB->get_record('course', array('id' => $cm->course), '*', MUST_EXIST);
require_login($course, false, $cm);
$modcontext = context_module::instance($cm->id);
require_capability('moodle/course:manageactivities', $modcontext);
// Duplicate the module.
$newcm = duplicate_module($course, $cm);
redirect(course_get_url($course, $cm->sectionnum, array('sr' => $sectionreturn)));
} else if (!empty($delete)) {
$cm = get_coursemodule_from_id('', $delete, 0, true, MUST_EXIST);
$course = $DB->get_record('course', array('id' => $cm->course), '*', MUST_EXIST);
require_login($course, false, $cm);
$modcontext = context_module::instance($cm->id);
require_capability('moodle/course:manageactivities', $modcontext);
$return = course_get_url($course, $cm->sectionnum, array('sr' => $sectionreturn));
if (!$confirm or !confirm_sesskey()) {
$fullmodulename = get_string('modulename', $cm->modname);
$optionsyes = array('confirm'=>1, 'delete'=>$cm->id, 'sesskey'=>sesskey(), 'sr' => $sectionreturn);
$strdeletecheck = get_string('deletecheck', '', $fullmodulename);
$strparams = (object)array('type' => $fullmodulename, 'name' => $cm->name);
$strdeletechecktypename = get_string('deletechecktypename', '', $strparams);
$PAGE->set_pagetype('mod-' . $cm->modname . '-delete');
$PAGE->set_title($strdeletecheck);
$PAGE->set_heading($course->fullname);
$PAGE->navbar->add($strdeletecheck);
echo $OUTPUT->header();
echo $OUTPUT->box_start('noticebox');
$formcontinue = new single_button(new moodle_url("$CFG->wwwroot/course/mod.php", $optionsyes), get_string('yes'));
$formcancel = new single_button($return, get_string('no'), 'get');
echo $OUTPUT->confirm($strdeletechecktypename, $formcontinue, $formcancel);
echo $OUTPUT->box_end();
echo $OUTPUT->footer();
exit;
}
// Delete the module.
course_delete_module($cm->id);
redirect($return);
}
if ((!empty($movetosection) or !empty($moveto)) and confirm_sesskey()) {
$cm = get_coursemodule_from_id('', $USER->activitycopy, 0, true, MUST_EXIST);
$course = $DB->get_record('course', array('id' => $cm->course), '*', MUST_EXIST);
require_login($course, false, $cm);
$coursecontext = context_course::instance($course->id);
$modcontext = context_module::instance($cm->id);
require_capability('moodle/course:manageactivities', $modcontext);
if (!empty($movetosection)) {
if (!$section = $DB->get_record('course_sections', array('id'=>$movetosection, 'course'=>$cm->course))) {
throw new \moodle_exception('sectionnotexist');
}
$beforecm = NULL;
} else { // normal moveto
if (!$beforecm = get_coursemodule_from_id('', $moveto, $cm->course, true)) {
throw new \moodle_exception('invalidcoursemodule');
}
if (!$section = $DB->get_record('course_sections', array('id'=>$beforecm->section, 'course'=>$cm->course))) {
throw new \moodle_exception('sectionnotexist');
}
}
if (!ismoving($section->course)) {
throw new \moodle_exception('needcopy', '', "view.php?id=$section->course");
}
moveto_module($cm, $section, $beforecm);
$sectionreturn = $USER->activitycopysectionreturn;
unset($USER->activitycopy);
unset($USER->activitycopycourse);
unset($USER->activitycopyname);
unset($USER->activitycopysectionreturn);
redirect(course_get_url($course, $section->section, array('sr' => $sectionreturn)));
} else if (!empty($indent) and confirm_sesskey()) {
$id = required_param('id', PARAM_INT);
$cm = get_coursemodule_from_id('', $id, 0, true, MUST_EXIST);
$course = $DB->get_record('course', array('id' => $cm->course), '*', MUST_EXIST);
require_login($course, false, $cm);
$coursecontext = context_course::instance($course->id);
$modcontext = context_module::instance($cm->id);
require_capability('moodle/course:manageactivities', $modcontext);
$cm->indent += $indent;
if ($cm->indent < 0) {
$cm->indent = 0;
}
$DB->set_field('course_modules', 'indent', $cm->indent, array('id'=>$cm->id));
\course_modinfo::purge_course_module_cache($cm->course, $cm->id);
// Rebuild invalidated module cache.
rebuild_course_cache($cm->course, false, true);
redirect(course_get_url($course, $cm->sectionnum, array('sr' => $sectionreturn)));
} else if (!empty($hide) and confirm_sesskey()) {
$cm = get_coursemodule_from_id('', $hide, 0, true, MUST_EXIST);
$course = $DB->get_record('course', array('id' => $cm->course), '*', MUST_EXIST);
require_login($course, false, $cm);
$coursecontext = context_course::instance($course->id);
$modcontext = context_module::instance($cm->id);
require_capability('moodle/course:activityvisibility', $modcontext);
if (set_coursemodule_visible($cm->id, 0)) {
\core\event\course_module_updated::create_from_cm($cm, $modcontext)->trigger();
}
redirect(course_get_url($course, $cm->sectionnum, array('sr' => $sectionreturn)));
} else if (!empty($stealth) and confirm_sesskey()) {
list($course, $cm) = get_course_and_cm_from_cmid($stealth);
require_login($course, false, $cm);
require_capability('moodle/course:activityvisibility', $cm->context);
if (set_coursemodule_visible($cm->id, 1, 0)) {
\core\event\course_module_updated::create_from_cm($cm)->trigger();
}
redirect(course_get_url($course, $cm->sectionnum, array('sr' => $sectionreturn)));
} else if (!empty($show) and confirm_sesskey()) {
list($course, $cm) = get_course_and_cm_from_cmid($show);
require_login($course, false, $cm);
require_capability('moodle/course:activityvisibility', $cm->context);
$section = $cm->get_section_info();
if (set_coursemodule_visible($cm->id, 1)) {
\core\event\course_module_updated::create_from_cm($cm)->trigger();
}
redirect(course_get_url($course, $section->section, array('sr' => $sectionreturn)));
} else if ($groupmode > -1 and confirm_sesskey()) {
$id = required_param('id', PARAM_INT);
$cm = get_coursemodule_from_id('', $id, 0, true, MUST_EXIST);
$course = $DB->get_record('course', array('id' => $cm->course), '*', MUST_EXIST);
require_login($course, false, $cm);
$coursecontext = context_course::instance($course->id);
$modcontext = context_module::instance($cm->id);
require_capability('moodle/course:manageactivities', $modcontext);
set_coursemodule_groupmode($cm->id, $groupmode);
\core\event\course_module_updated::create_from_cm($cm, $modcontext)->trigger();
redirect(course_get_url($course, $cm->sectionnum, array('sr' => $sectionreturn)));
} else if (!empty($copy) and confirm_sesskey()) { // value = course module
$cm = get_coursemodule_from_id('', $copy, 0, true, MUST_EXIST);
$course = $DB->get_record('course', array('id' => $cm->course), '*', MUST_EXIST);
require_login($course, false, $cm);
$coursecontext = context_course::instance($course->id);
$modcontext = context_module::instance($cm->id);
require_capability('moodle/course:manageactivities', $modcontext);
$section = $DB->get_record('course_sections', array('id'=>$cm->section), '*', MUST_EXIST);
$USER->activitycopy = $copy;
$USER->activitycopycourse = $cm->course;
$USER->activitycopyname = $cm->name;
$USER->activitycopysectionreturn = $sectionreturn;
redirect(course_get_url($course, $section->section, array('sr' => $sectionreturn)));
} else if (!empty($cancelcopy) and confirm_sesskey()) { // value = course module
$courseid = $USER->activitycopycourse;
$course = $DB->get_record('course', array('id' => $courseid), '*', MUST_EXIST);
$cm = get_coursemodule_from_id('', $USER->activitycopy, 0, true, IGNORE_MISSING);
$sectionreturn = $USER->activitycopysectionreturn;
unset($USER->activitycopy);
unset($USER->activitycopycourse);
unset($USER->activitycopyname);
unset($USER->activitycopysectionreturn);
redirect(course_get_url($course, $cm->sectionnum, array('sr' => $sectionreturn)));
} else {
throw new \moodle_exception('unknowaction');
}