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_ALPHA);     // 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, $section));
  62
  63     list($module, $context, $cw) = can_add_moduleinfo($course, $add, $section);
  64
  65     $cm = null;
  66
  67     $data = new stdClass();
  68     $data->section          = $section;  // The section number itself - relative!!! (section column in course_sections)
  69     $data->visible          = $cw->visible;
  70     $data->course           = $course->id;
  71     $data->module           = $module->id;
  72     $data->modulename       = $module->name;
  73     $data->groupmode        = $course->groupmode;
  74     $data->groupingid       = $course->defaultgroupingid;
  75     $data->id               = '';
  76     $data->instance         = '';
  77     $data->coursemodule     = '';
  78     $data->add              = $add;
  79     $data->return           = 0; //must be false if this is an add, go back to course view on cancel
  80     $data->sr               = $sectionreturn;
  81
  82     if (plugin_supports('mod', $data->modulename, FEATURE_MOD_INTRO, true)) {
  83         $draftid_editor = file_get_submitted_draft_itemid('introeditor');
  84         file_prepare_draft_area($draftid_editor, null, null, null, null, array('subdirs'=>true));
  85         $data->introeditor = array('text'=>'', 'format'=>FORMAT_HTML, 'itemid'=>$draftid_editor); // TODO: add better default
  86     }
  87
  88     if (plugin_supports('mod', $data->modulename, FEATURE_ADVANCED_GRADING, false)
  89             and has_capability('moodle/grade:managegradingforms', $context)) {
  90         require_once($CFG->dirroot.'/grade/grading/lib.php');
  91
  92         $data->_advancedgradingdata['methods'] = grading_manager::available_methods();
  93         $areas = grading_manager::available_areas('mod_'.$module->name);
  94
  95         foreach ($areas as $areaname => $areatitle) {
  96             $data->_advancedgradingdata['areas'][$areaname] = array(
  97                 'title'  => $areatitle,
  98                 'method' => '',
  99             );
 100             $formfield = 'advancedgradingmethod_'.$areaname;
 101             $data->{$formfield} = '';
 102         }
 103     }
 104
 105     if (!empty($type)) { //TODO: hopefully will be removed in 2.0
 106         $data->type = $type;
 107     }
 108
 109     $sectionname = get_section_name($course, $cw);
 110     $fullmodulename = get_string('modulename', $module->name);
 111
 112     if ($data->section && $course->format != 'site') {
 113         $heading = new stdClass();
 114         $heading->what = $fullmodulename;
 115         $heading->to   = $sectionname;
 116         $pageheading = get_string('addinganewto', 'moodle', $heading);
 117     } else {
 118         $pageheading = get_string('addinganew', 'moodle', $fullmodulename);
 119     }
 120     $navbaraddition = $pageheading;
 121
 122 } else if (!empty($update)) {
 123
 124     $url->param('update', $update);
 125     $PAGE->set_url($url);
 126
 127     // Select the "Edit settings" from navigation.
 128     navigation_node::override_active_url(new moodle_url('/course/modedit.php', array('update'=>$update, 'return'=>1)));
 129
 130     // Check the course module exists.
 131     $cm = get_coursemodule_from_id('', $update, 0, false, MUST_EXIST);
 132
 133     // Check the course exists.
 134     $course = $DB->get_record('course', array('id'=>$cm->course), '*', MUST_EXIST);
 135
 136     // require_login
 137     require_login($course, false, $cm); // needed to setup proper $COURSE
 138
 139     list($cm, $context, $module, $data, $cw) = can_update_moduleinfo($cm);
 140
 141     $data->coursemodule       = $cm->id;
 142     $data->section            = $cw->section;  // The section number itself - relative!!! (section column in course_sections)
 143     $data->visible            = $cm->visible; //??  $cw->visible ? $cm->visible : 0; // section hiding overrides
 144     $data->cmidnumber         = $cm->idnumber;          // The cm IDnumber
 145     $data->groupmode          = groups_get_activity_groupmode($cm); // locked later if forced
 146     $data->groupingid         = $cm->groupingid;
 147     $data->course             = $course->id;
 148     $data->module             = $module->id;
 149     $data->modulename         = $module->name;
 150     $data->instance           = $cm->instance;
 151     $data->return             = $return;
 152     $data->sr                 = $sectionreturn;
 153     $data->update             = $update;
 154     $data->completion         = $cm->completion;
 155     $data->completionview     = $cm->completionview;
 156     $data->completionexpected = $cm->completionexpected;
 157     $data->completionusegrade = is_null($cm->completiongradeitemnumber) ? 0 : 1;
 158     $data->showdescription    = $cm->showdescription;
 159     $data->tags               = core_tag_tag::get_item_tags_array('core', 'course_modules', $cm->id);
 160     if (!empty($CFG->enableavailability)) {
 161         $data->availabilityconditionsjson = $cm->availability;
 162     }
 163
 164     if (plugin_supports('mod', $data->modulename, FEATURE_MOD_INTRO, true)) {
 165         $draftid_editor = file_get_submitted_draft_itemid('introeditor');
 166         $currentintro = file_prepare_draft_area($draftid_editor, $context->id, 'mod_'.$data->modulename, 'intro', 0, array('subdirs'=>true), $data->intro);
 167         $data->introeditor = array('text'=>$currentintro, 'format'=>$data->introformat, 'itemid'=>$draftid_editor);
 168     }
 169
 170     if (plugin_supports('mod', $data->modulename, FEATURE_ADVANCED_GRADING, false)
 171             and has_capability('moodle/grade:managegradingforms', $context)) {
 172         require_once($CFG->dirroot.'/grade/grading/lib.php');
 173         $gradingman = get_grading_manager($context, 'mod_'.$data->modulename);
 174         $data->_advancedgradingdata['methods'] = $gradingman->get_available_methods();
 175         $areas = $gradingman->get_available_areas();
 176
 177         foreach ($areas as $areaname => $areatitle) {
 178             $gradingman->set_area($areaname);
 179             $method = $gradingman->get_active_method();
 180             $data->_advancedgradingdata['areas'][$areaname] = array(
 181                 'title'  => $areatitle,
 182                 'method' => $method,
 183             );
 184             $formfield = 'advancedgradingmethod_'.$areaname;
 185             $data->{$formfield} = $method;
 186         }
 187     }
 188
 189     if ($items = grade_item::fetch_all(array('itemtype'=>'mod', 'itemmodule'=>$data->modulename,
 190                                              'iteminstance'=>$data->instance, 'courseid'=>$course->id))) {
 191         // Add existing outcomes.
 192         foreach ($items as $item) {
 193             if (!empty($item->outcomeid)) {
 194                 $data->{'outcome_' . $item->outcomeid} = 1;
 195             } else if (!empty($item->gradepass)) {
 196                 $decimalpoints = $item->get_decimals();
 197                 $data->gradepass = format_float($item->gradepass, $decimalpoints);
 198             }
 199         }
 200
 201         // set category if present
 202         $gradecat = false;
 203         foreach ($items as $item) {
 204             if ($gradecat === false) {
 205                 $gradecat = $item->categoryid;
 206                 continue;
 207             }
 208             if ($gradecat != $item->categoryid) {
 209                 //mixed categories
 210                 $gradecat = false;
 211                 break;
 212             }
 213         }
 214         if ($gradecat !== false) {
 215             // do not set if mixed categories present
 216             $data->gradecat = $gradecat;
 217         }
 218     }
 219
 220     $sectionname = get_section_name($course, $cw);
 221     $fullmodulename = get_string('modulename', $module->name);
 222
 223     if ($data->section && $course->format != 'site') {
 224         $heading = new stdClass();
 225         $heading->what = $fullmodulename;
 226         $heading->in   = $sectionname;
 227         $pageheading = get_string('updatingain', 'moodle', $heading);
 228     } else {
 229         $pageheading = get_string('updatinga', 'moodle', $fullmodulename);
 230     }
 231     $navbaraddition = null;
 232
 233 } else {
 234     require_login();
 235     print_error('invalidaction');
 236 }
 237
 238 $pagepath = 'mod-' . $module->name . '-';
 239 if (!empty($type)) { //TODO: hopefully will be removed in 2.0
 240     $pagepath .= $type;
 241 } else {
 242     $pagepath .= 'mod';
 243 }
 244 $PAGE->set_pagetype($pagepath);
 245 $PAGE->set_pagelayout('admin');
 246
 247 $modmoodleform = "$CFG->dirroot/mod/$module->name/mod_form.php";
 248 if (file_exists($modmoodleform)) {
 249     require_once($modmoodleform);
 250 } else {
 251     print_error('noformdesc');
 252 }
 253
 254 $mformclassname = 'mod_'.$module->name.'_mod_form';
 255 $mform = new $mformclassname($data, $cw->section, $cm, $course);
 256 $mform->set_data($data);
 257
 258 if ($mform->is_cancelled()) {
 259     if ($return && !empty($cm->id)) {
 260         redirect("$CFG->wwwroot/mod/$module->name/view.php?id=$cm->id");
 261     } else {
 262         redirect(course_get_url($course, $cw->section, array('sr' => $sectionreturn)));
 263     }
 264 } else if ($fromform = $mform->get_data()) {
 265     // Convert the grade pass value - we may be using a language which uses commas,
 266     // rather than decimal points, in numbers. These need to be converted so that
 267     // they can be added to the DB.
 268     if (isset($fromform->gradepass)) {
 269         $fromform->gradepass = unformat_float($fromform->gradepass);
 270     }
 271
 272     if (!empty($fromform->update)) {
 273         list($cm, $fromform) = update_moduleinfo($cm, $fromform, $course, $mform);
 274     } else if (!empty($fromform->add)) {
 275         $fromform = add_moduleinfo($fromform, $course, $mform);
 276     } else {
 277         print_error('invaliddata');
 278     }
 279
 280     if (isset($fromform->submitbutton)) {
 281         if (empty($fromform->showgradingmanagement)) {
 282             redirect("$CFG->wwwroot/mod/$module->name/view.php?id=$fromform->coursemodule");
 283         } else {
 284             $returnurl = new moodle_url("/mod/$module->name/view.php", array('id' => $fromform->coursemodule));
 285             redirect($fromform->gradingman->get_management_url($returnurl));
 286         }
 287     } else {
 288         redirect(course_get_url($course, $cw->section, array('sr' => $sectionreturn)));
 289     }
 290     exit;
 291
 292 } else {
 293
 294     $streditinga = get_string('editinga', 'moodle', $fullmodulename);
 295     $strmodulenameplural = get_string('modulenameplural', $module->name);
 296
 297     if (!empty($cm->id)) {
 298         $context = context_module::instance($cm->id);
 299     } else {
 300         $context = context_course::instance($course->id);
 301     }
 302
 303     $PAGE->set_heading($course->fullname);
 304     $PAGE->set_title($streditinga);
 305     $PAGE->set_cacheable(false);
 306
 307     if (isset($navbaraddition)) {
 308         $PAGE->navbar->add($navbaraddition);
 309     }
 310
 311     echo $OUTPUT->header();
 312
 313     if (get_string_manager()->string_exists('modulename_help', $module->name)) {
 314         echo $OUTPUT->heading_with_help($pageheading, 'modulename', $module->name, 'icon');
 315     } else {
 316         echo $OUTPUT->heading_with_help($pageheading, '', $module->name, 'icon');
 317     }
 318
 319     $mform->display();
 320
 321     echo $OUTPUT->footer();
 322 }