course/modedit.php

   1 <?php
   2
   3 // This file is part of Moodle - http://moodle.org/
   4 //
   5 // Moodle is free software: you can redistribute it and/or modify
   6 // it under the terms of the GNU General Public License as published by
   7 // the Free Software Foundation, either version 3 of the License, or
   8 // (at your option) any later version.
   9 //
  10 // Moodle is distributed in the hope that it will be useful,
  11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 // GNU General Public License for more details.
  14 //
  15 // You should have received a copy of the GNU General Public License
  16 // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
  17
  18 /**
  19 * Adds or updates modules in a course using new formslib
  20 *
  21 * @package    moodlecore
  22 * @copyright  1999 onwards Martin Dougiamas (http://dougiamas.com)
  23 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  24 */
  25
  26 require_once("../config.php");
  27 require_once("lib.php");
  28 require_once($CFG->libdir.'/filelib.php');
  29 require_once($CFG->libdir.'/gradelib.php');
  30 require_once($CFG->libdir.'/completionlib.php');
  31 require_once($CFG->libdir.'/plagiarismlib.php');
  32 require_once($CFG->dirroot . '/course/modlib.php');
  33
  34 $add    = optional_param('add', '', PARAM_ALPHANUM);     // Module name.
  35 $update = optional_param('update', 0, PARAM_INT);
  36 $return = optional_param('return', 0, PARAM_BOOL);    //return to course/view.php if false or mod/modname/view.php if true
  37 $type   = optional_param('type', '', PARAM_ALPHANUM); //TODO: hopefully will be removed in 2.0
  38 $sectionreturn = optional_param('sr', null, PARAM_INT);
  39 $beforemod = optional_param('beforemod', 0, PARAM_INT);
  40 $showonly = optional_param('showonly', '', PARAM_TAGLIST); // Settings group to show expanded and hide the rest.
  41
  42 // Force it to be null if it's not a valid section number.
  43 if ($sectionreturn < 0) {
  44     $sectionreturn = null;
  45 }
  46
  47 $url = new moodle_url('/course/modedit.php');
  48 if (!is_null($sectionreturn)) {
  49     $url->param('sr', $sectionreturn);
  50 }
  51 if (!empty($return)) {
  52     $url->param('return', $return);
  53 }
  54 if (!empty($showonly)) {
  55     $url->param('showonly', $showonly);
  56 }
  57
  58 if (!empty($add)) {
  59     $section = required_param('section', PARAM_INT);
  60     $course  = required_param('course', PARAM_INT);
  61
  62     $url->param('add', $add);
  63     $url->param('section', $section);
  64     $url->param('course', $course);
  65     $PAGE->set_url($url);
  66
  67     $course = $DB->get_record('course', array('id'=>$course), '*', MUST_EXIST);
  68     require_login($course);
  69
  70     // There is no page for this in the navigation. The closest we'll have is the course section.
  71     // If the course section isn't displayed on the navigation this will fall back to the course which
  72     // will be the closest match we have.
  73     navigation_node::override_active_url(course_get_url($course, $section));
  74
  75     // MDL-69431 Validate that $section (url param) does not exceed the maximum for this course / format.
  76     // If too high (e.g. section *id* not number) non-sequential sections inserted in course_sections table.
  77     // Then on import, backup fills 'gap' with empty sections (see restore_rebuild_course_cache). Avoid this.
  78     $courseformat = course_get_format($course);
  79     $maxsections = $courseformat->get_max_sections();
  80     if ($section > $maxsections) {
  81         throw new \moodle_exception('maxsectionslimit', 'moodle', '', $maxsections);
  82     }
  83
  84     list($module, $context, $cw, $cm, $data) = prepare_new_moduleinfo_data($course, $add, $section);
  85     $data->return = 0;
  86     if (!is_null($sectionreturn)) {
  87         $data->sr = $sectionreturn;
  88     }
  89     $data->add = $add;
  90     $data->beforemod = $beforemod;
  91     if (!empty($type)) { //TODO: hopefully will be removed in 2.0
  92         $data->type = $type;
  93     }
  94
  95     $sectionname = get_section_name($course, $cw);
  96     $fullmodulename = get_string('modulename', $module->name);
  97     $pageheading = $pagetitle = get_string('addinganew', 'moodle', $fullmodulename);
  98     $navbaraddition = $pageheading;
  99
 100 } else if (!empty($update)) {
 101
 102     $url->param('update', $update);
 103     $PAGE->set_url($url);
 104
 105     // Select the "Edit settings" from navigation.
 106     navigation_node::override_active_url(new moodle_url('/course/modedit.php', array('update'=>$update, 'return'=>1)));
 107
 108     // Check the course module exists.
 109     $cm = get_coursemodule_from_id('', $update, 0, false, MUST_EXIST);
 110
 111     // Check the course exists.
 112     $course = $DB->get_record('course', array('id'=>$cm->course), '*', MUST_EXIST);
 113
 114     // require_login
 115     require_login($course, false, $cm); // needed to setup proper $COURSE
 116
 117     list($cm, $context, $module, $data, $cw) = get_moduleinfo_data($cm, $course);
 118     $data->return = $return;
 119     if (!is_null($sectionreturn)) {
 120         $data->sr = $sectionreturn;
 121     }
 122     $data->update = $update;
 123     if (!empty($showonly)) {
 124         $data->showonly = $showonly;
 125     }
 126
 127     $sectionname = get_section_name($course, $cw);
 128     $fullmodulename = get_string('modulename', $module->name);
 129     $pageheading = get_string('editsettings', 'moodle');
 130     $pagetitle = get_string('edita', 'moodle', $fullmodulename) . ': ' . $cm->name;
 131     $navbaraddition = null;
 132
 133 } else {
 134     require_login();
 135     throw new \moodle_exception('invalidaction');
 136 }
 137
 138 $pagepath = 'mod-' . $module->name . '-';
 139 if (!empty($type)) { //TODO: hopefully will be removed in 2.0
 140     $pagepath .= $type;
 141 } else {
 142     $pagepath .= 'mod';
 143 }
 144 $PAGE->set_pagetype($pagepath);
 145 $PAGE->set_pagelayout('admin');
 146 $PAGE->add_body_class('limitedwidth');
 147
 148
 149 $modmoodleform = "$CFG->dirroot/mod/$module->name/mod_form.php";
 150 if (file_exists($modmoodleform)) {
 151     require_once($modmoodleform);
 152 } else {
 153     throw new \moodle_exception('noformdesc');
 154 }
 155
 156 $mformclassname = 'mod_'.$module->name.'_mod_form';
 157 $mform = new $mformclassname($data, $cw->section, $cm, $course);
 158 $mform->set_data($data);
 159 if (!empty($showonly)) {
 160     $mform->filter_shown_headers(explode(',', $showonly));
 161 }
 162
 163 if ($mform->is_cancelled()) {
 164     if ($return && !empty($cm->id)) {
 165         $urlparams = [
 166             'id' => $cm->id, // We always need the activity id.
 167             'forceview' => 1, // Stop file downloads in resources.
 168         ];
 169         $activityurl = new moodle_url("/mod/$module->name/view.php", $urlparams);
 170         redirect($activityurl);
 171     } else {
 172         $options = [];
 173         if (!is_null($sectionreturn)) {
 174             $options['sr'] = $sectionreturn;
 175         }
 176         redirect(course_get_url($course, $cw->section, $options));
 177     }
 178 } else if ($fromform = $mform->get_data()) {
 179     // Mark that this is happening in the front-end UI. This is used to indicate that we are able to
 180     // do regrading with a progress bar and redirect, if necessary.
 181     $fromform->frontend = true;
 182     if (!empty($fromform->update)) {
 183         list($cm, $fromform) = update_moduleinfo($cm, $fromform, $course, $mform);
 184     } else if (!empty($fromform->add)) {
 185         $fromform = add_moduleinfo($fromform, $course, $mform);
 186     } else {
 187         throw new \moodle_exception('invaliddata');
 188     }
 189
 190     if (isset($fromform->submitbutton)) {
 191         $url = new moodle_url("/mod/$module->name/view.php", array('id' => $fromform->coursemodule, 'forceview' => 1));
 192         if (!empty($fromform->showgradingmanagement)) {
 193             $url = $fromform->gradingman->get_management_url($url);
 194         }
 195     } else {
 196         $options = [];
 197         if (!is_null($sectionreturn)) {
 198             $options['sr'] = $sectionreturn;
 199         }
 200         $url = course_get_url($course, $cw->section, $options);
 201     }
 202
 203     // If we need to regrade the course with a progress bar as a result of updating this module,
 204     // redirect first to the page that will do this.
 205     if (isset($fromform->needsfrontendregrade)) {
 206         $url = new moodle_url('/course/modregrade.php', ['id' => $fromform->coursemodule,
 207                 'url' => $url->out_as_local_url(false)]);
 208     }
 209
 210     redirect($url);
 211     exit;
 212
 213 } else {
 214     if (!empty($cm->id)) {
 215         $context = context_module::instance($cm->id);
 216     } else {
 217         $context = context_course::instance($course->id);
 218     }
 219
 220     $PAGE->set_heading($course->fullname);
 221     if ($course->id !== $SITE->id) {
 222         $pagetitle = $pagetitle . moodle_page::TITLE_SEPARATOR . $course->shortname;
 223     }
 224     $PAGE->set_title($pagetitle);
 225     $PAGE->set_cacheable(false);
 226
 227     if (isset($navbaraddition)) {
 228         $PAGE->navbar->add($navbaraddition);
 229     }
 230     $PAGE->activityheader->disable();
 231
 232     echo $OUTPUT->header();
 233     echo $OUTPUT->heading_with_help($pageheading, '', $module->name);
 234
 235     $mform->display();
 236
 237     echo $OUTPUT->footer();
 238 }