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
  40 $url = new moodle_url('/course/modedit.php');
  41 $url->param('sr', $sectionreturn);
  42 if (!empty($return)) {
  43     $url->param('return', $return);
  44 }
  45
  46 if (!empty($add)) {
  47     $section = required_param('section', PARAM_INT);
  48     $course  = required_param('course', PARAM_INT);
  49
  50     $url->param('add', $add);
  51     $url->param('section', $section);
  52     $url->param('course', $course);
  53     $PAGE->set_url($url);
  54
  55     $course = $DB->get_record('course', array('id'=>$course), '*', MUST_EXIST);
  56     require_login($course);
  57
  58     // There is no page for this in the navigation. The closest we'll have is the course section.
  59     // If the course section isn't displayed on the navigation this will fall back to the course which
  60     // will be the closest match we have.
  61     navigation_node::override_active_url(course_get_url($course, $section));
  62
  63     // MDL-69431 Validate that $section (url param) does not exceed the maximum for this course / format.
  64     // If too high (e.g. section *id* not number) non-sequential sections inserted in course_sections table.
  65     // Then on import, backup fills 'gap' with empty sections (see restore_rebuild_course_cache). Avoid this.
  66     $courseformat = course_get_format($course);
  67     $maxsections = $courseformat->get_max_sections();
  68     if ($section > $maxsections) {
  69         print_error('maxsectionslimit', 'moodle', '', $maxsections);
  70     }
  71
  72     list($module, $context, $cw, $cm, $data) = prepare_new_moduleinfo_data($course, $add, $section);
  73     $data->return = 0;
  74     $data->sr = $sectionreturn;
  75     $data->add = $add;
  76     if (!empty($type)) { //TODO: hopefully will be removed in 2.0
  77         $data->type = $type;
  78     }
  79
  80     $sectionname = get_section_name($course, $cw);
  81     $fullmodulename = get_string('modulename', $module->name);
  82
  83     if ($data->section && $course->format != 'site') {
  84         $heading = new stdClass();
  85         $heading->what = $fullmodulename;
  86         $heading->to   = $sectionname;
  87         $pageheading = get_string('addinganewto', 'moodle', $heading);
  88     } else {
  89         $pageheading = get_string('addinganew', 'moodle', $fullmodulename);
  90     }
  91     $navbaraddition = $pageheading;
  92
  93 } else if (!empty($update)) {
  94
  95     $url->param('update', $update);
  96     $PAGE->set_url($url);
  97
  98     // Select the "Edit settings" from navigation.
  99     navigation_node::override_active_url(new moodle_url('/course/modedit.php', array('update'=>$update, 'return'=>1)));
 100
 101     // Check the course module exists.
 102     $cm = get_coursemodule_from_id('', $update, 0, false, MUST_EXIST);
 103
 104     // Check the course exists.
 105     $course = $DB->get_record('course', array('id'=>$cm->course), '*', MUST_EXIST);
 106
 107     // require_login
 108     require_login($course, false, $cm); // needed to setup proper $COURSE
 109
 110     list($cm, $context, $module, $data, $cw) = get_moduleinfo_data($cm, $course);
 111     $data->return = $return;
 112     $data->sr = $sectionreturn;
 113     $data->update = $update;
 114
 115     $sectionname = get_section_name($course, $cw);
 116     $fullmodulename = get_string('modulename', $module->name);
 117
 118     if ($data->section && $course->format != 'site') {
 119         $heading = new stdClass();
 120         $heading->what = $fullmodulename;
 121         $heading->in   = $sectionname;
 122         $pageheading = get_string('updatingain', 'moodle', $heading);
 123     } else {
 124         $pageheading = get_string('updatinga', 'moodle', $fullmodulename);
 125     }
 126     $navbaraddition = null;
 127
 128 } else {
 129     require_login();
 130     print_error('invalidaction');
 131 }
 132
 133 $pagepath = 'mod-' . $module->name . '-';
 134 if (!empty($type)) { //TODO: hopefully will be removed in 2.0
 135     $pagepath .= $type;
 136 } else {
 137     $pagepath .= 'mod';
 138 }
 139 $PAGE->set_pagetype($pagepath);
 140 $PAGE->set_pagelayout('admin');
 141
 142 $modmoodleform = "$CFG->dirroot/mod/$module->name/mod_form.php";
 143 if (file_exists($modmoodleform)) {
 144     require_once($modmoodleform);
 145 } else {
 146     print_error('noformdesc');
 147 }
 148
 149 $mformclassname = 'mod_'.$module->name.'_mod_form';
 150 $mform = new $mformclassname($data, $cw->section, $cm, $course);
 151 $mform->set_data($data);
 152
 153 if ($mform->is_cancelled()) {
 154     if ($return && !empty($cm->id)) {
 155         $urlparams = [
 156             'id' => $cm->id, // We always need the activity id.
 157             'forceview' => 1, // Stop file downloads in resources.
 158         ];
 159         $activityurl = new moodle_url("/mod/$module->name/view.php", $urlparams);
 160         redirect($activityurl);
 161     } else {
 162         redirect(course_get_url($course, $cw->section, array('sr' => $sectionreturn)));
 163     }
 164 } else if ($fromform = $mform->get_data()) {
 165     if (!empty($fromform->update)) {
 166         list($cm, $fromform) = update_moduleinfo($cm, $fromform, $course, $mform);
 167     } else if (!empty($fromform->add)) {
 168         $fromform = add_moduleinfo($fromform, $course, $mform);
 169     } else {
 170         print_error('invaliddata');
 171     }
 172
 173     if (isset($fromform->submitbutton)) {
 174         $url = new moodle_url("/mod/$module->name/view.php", array('id' => $fromform->coursemodule, 'forceview' => 1));
 175         if (empty($fromform->showgradingmanagement)) {
 176             redirect($url);
 177         } else {
 178             redirect($fromform->gradingman->get_management_url($url));
 179         }
 180     } else {
 181         redirect(course_get_url($course, $cw->section, array('sr' => $sectionreturn)));
 182     }
 183     exit;
 184
 185 } else {
 186
 187     $streditinga = get_string('editinga', 'moodle', $fullmodulename);
 188     $strmodulenameplural = get_string('modulenameplural', $module->name);
 189
 190     if (!empty($cm->id)) {
 191         $context = context_module::instance($cm->id);
 192     } else {
 193         $context = context_course::instance($course->id);
 194     }
 195
 196     $PAGE->set_heading($course->fullname);
 197     $PAGE->set_title($streditinga);
 198     $PAGE->set_cacheable(false);
 199
 200     if (isset($navbaraddition)) {
 201         $PAGE->navbar->add($navbaraddition);
 202     }
 203
 204     echo $OUTPUT->header();
 205
 206     if (get_string_manager()->string_exists('modulename_help', $module->name)) {
 207         echo $OUTPUT->heading_with_help($pageheading, 'modulename', $module->name, 'icon');
 208     } else {
 209         echo $OUTPUT->heading_with_help($pageheading, '', $module->name, 'icon');
 210     }
 211
 212     $mform->display();
 213
 214     echo $OUTPUT->footer();
 215 }