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
  41 $url = new moodle_url('/course/modedit.php');
  42 $url->param('sr', $sectionreturn);
  43 if (!empty($return)) {
  44     $url->param('return', $return);
  45 }
  46
  47 if (!empty($add)) {
  48     $section = required_param('section', PARAM_INT);
  49     $course  = required_param('course', PARAM_INT);
  50
  51     $url->param('add', $add);
  52     $url->param('section', $section);
  53     $url->param('course', $course);
  54     $PAGE->set_url($url);
  55
  56     $course = $DB->get_record('course', array('id'=>$course), '*', MUST_EXIST);
  57     require_login($course);
  58
  59     // There is no page for this in the navigation. The closest we'll have is the course section.
  60     // If the course section isn't displayed on the navigation this will fall back to the course which
  61     // will be the closest match we have.
  62     navigation_node::override_active_url(course_get_url($course, $section));
  63
  64     // MDL-69431 Validate that $section (url param) does not exceed the maximum for this course / format.
  65     // If too high (e.g. section *id* not number) non-sequential sections inserted in course_sections table.
  66     // Then on import, backup fills 'gap' with empty sections (see restore_rebuild_course_cache). Avoid this.
  67     $courseformat = course_get_format($course);
  68     $maxsections = $courseformat->get_max_sections();
  69     if ($section > $maxsections) {
  70         throw new \moodle_exception('maxsectionslimit', 'moodle', '', $maxsections);
  71     }
  72
  73     list($module, $context, $cw, $cm, $data) = prepare_new_moduleinfo_data($course, $add, $section);
  74     $data->return = 0;
  75     $data->sr = $sectionreturn;
  76     $data->add = $add;
  77     $data->beforemod = $beforemod;
  78     if (!empty($type)) { //TODO: hopefully will be removed in 2.0
  79         $data->type = $type;
  80     }
  81
  82     $sectionname = get_section_name($course, $cw);
  83     $fullmodulename = get_string('modulename', $module->name);
  84
  85     if ($data->section && $course->format != 'site') {
  86         $heading = new stdClass();
  87         $heading->what = $fullmodulename;
  88         $heading->to   = $sectionname;
  89         $pageheading = get_string('addinganewto', 'moodle', $heading);
  90     } else {
  91         $pageheading = get_string('addinganew', 'moodle', $fullmodulename);
  92     }
  93     $navbaraddition = $pageheading;
  94
  95 } else if (!empty($update)) {
  96
  97     $url->param('update', $update);
  98     $PAGE->set_url($url);
  99
 100     // Select the "Edit settings" from navigation.
 101     navigation_node::override_active_url(new moodle_url('/course/modedit.php', array('update'=>$update, 'return'=>1)));
 102
 103     // Check the course module exists.
 104     $cm = get_coursemodule_from_id('', $update, 0, false, MUST_EXIST);
 105
 106     // Check the course exists.
 107     $course = $DB->get_record('course', array('id'=>$cm->course), '*', MUST_EXIST);
 108
 109     // require_login
 110     require_login($course, false, $cm); // needed to setup proper $COURSE
 111
 112     list($cm, $context, $module, $data, $cw) = get_moduleinfo_data($cm, $course);
 113     $data->return = $return;
 114     $data->sr = $sectionreturn;
 115     $data->update = $update;
 116
 117     $sectionname = get_section_name($course, $cw);
 118     $fullmodulename = get_string('modulename', $module->name);
 119
 120     if ($data->section && $course->format != 'site') {
 121         $heading = new stdClass();
 122         $heading->what = $fullmodulename;
 123         $heading->in   = $sectionname;
 124         $pageheading = get_string('updatingain', 'moodle', $heading);
 125     } else {
 126         $pageheading = get_string('updatinga', 'moodle', $fullmodulename);
 127     }
 128     $navbaraddition = null;
 129
 130 } else {
 131     require_login();
 132     throw new \moodle_exception('invalidaction');
 133 }
 134
 135 $pagepath = 'mod-' . $module->name . '-';
 136 if (!empty($type)) { //TODO: hopefully will be removed in 2.0
 137     $pagepath .= $type;
 138 } else {
 139     $pagepath .= 'mod';
 140 }
 141 $PAGE->set_pagetype($pagepath);
 142 $PAGE->set_pagelayout('admin');
 143 $PAGE->add_body_class('limitedwidth');
 144
 145
 146 $modmoodleform = "$CFG->dirroot/mod/$module->name/mod_form.php";
 147 if (file_exists($modmoodleform)) {
 148     require_once($modmoodleform);
 149 } else {
 150     throw new \moodle_exception('noformdesc');
 151 }
 152
 153 $mformclassname = 'mod_'.$module->name.'_mod_form';
 154 $mform = new $mformclassname($data, $cw->section, $cm, $course);
 155 $mform->set_data($data);
 156
 157 if ($mform->is_cancelled()) {
 158     if ($return && !empty($cm->id)) {
 159         $urlparams = [
 160             'id' => $cm->id, // We always need the activity id.
 161             'forceview' => 1, // Stop file downloads in resources.
 162         ];
 163         $activityurl = new moodle_url("/mod/$module->name/view.php", $urlparams);
 164         redirect($activityurl);
 165     } else {
 166         redirect(course_get_url($course, $cw->section, array('sr' => $sectionreturn)));
 167     }
 168 } else if ($fromform = $mform->get_data()) {
 169     // Mark that this is happening in the front-end UI. This is used to indicate that we are able to
 170     // do regrading with a progress bar and redirect, if necessary.
 171     $fromform->frontend = true;
 172     if (!empty($fromform->update)) {
 173         list($cm, $fromform) = update_moduleinfo($cm, $fromform, $course, $mform);
 174     } else if (!empty($fromform->add)) {
 175         $fromform = add_moduleinfo($fromform, $course, $mform);
 176     } else {
 177         throw new \moodle_exception('invaliddata');
 178     }
 179
 180     if (isset($fromform->submitbutton)) {
 181         $url = new moodle_url("/mod/$module->name/view.php", array('id' => $fromform->coursemodule, 'forceview' => 1));
 182         if (!empty($fromform->showgradingmanagement)) {
 183             $url = $fromform->gradingman->get_management_url($url);
 184         }
 185     } else {
 186         $url = course_get_url($course, $cw->section, array('sr' => $sectionreturn));
 187     }
 188
 189     // If we need to regrade the course with a progress bar as a result of updating this module,
 190     // redirect first to the page that will do this.
 191     if (isset($fromform->needsfrontendregrade)) {
 192         $url = new moodle_url('/course/modregrade.php', ['id' => $fromform->coursemodule,
 193                 'url' => $url->out_as_local_url(false)]);
 194     }
 195
 196     redirect($url);
 197     exit;
 198
 199 } else {
 200
 201     $streditinga = get_string('editinga', 'moodle', $fullmodulename);
 202     $strmodulenameplural = get_string('modulenameplural', $module->name);
 203
 204     if (!empty($cm->id)) {
 205         $context = context_module::instance($cm->id);
 206     } else {
 207         $context = context_course::instance($course->id);
 208     }
 209
 210     $PAGE->set_heading($course->fullname);
 211     $PAGE->set_title($streditinga);
 212     $PAGE->set_cacheable(false);
 213
 214     if (isset($navbaraddition)) {
 215         $PAGE->navbar->add($navbaraddition);
 216     }
 217     $PAGE->activityheader->disable();
 218
 219     echo $OUTPUT->header();
 220
 221     if (get_string_manager()->string_exists('modulename_help', $module->name)) {
 222         echo $OUTPUT->heading_with_help($pageheading, 'modulename', $module->name, 'monologo');
 223     } else {
 224         echo $OUTPUT->heading_with_help($pageheading, '', $module->name, 'monologo');
 225     }
 226
 227     $mform->display();
 228
 229     echo $OUTPUT->footer();
 230 }