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.'/conditionlib.php');
  32 require_once($CFG->libdir.'/plagiarismlib.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     $module = $DB->get_record('modules', array('name'=>$add), '*', MUST_EXIST);
  57
  58     require_login($course);
  59     $context = context_course::instance($course->id);
  60     require_capability('moodle/course:manageactivities', $context);
  61
  62     // There is no page for this in the navigation. The closest we'll have is the course section.
  63     // If the course section isn't displayed on the navigation this will fall back to the course which
  64     // will be the closest match we have.
  65     navigation_node::override_active_url(course_get_url($course, $section));
  66
  67     course_create_sections_if_missing($course, $section);
  68     $cw = get_fast_modinfo($course)->get_section_info($section);
  69
  70     if (!course_allowed_module($course, $module->name)) {
  71         print_error('moduledisable');
  72     }
  73
  74     $cm = null;
  75
  76     $data = new stdClass();
  77     $data->section          = $section;  // The section number itself - relative!!! (section column in course_sections)
  78     $data->visible          = $cw->visible;
  79     $data->course           = $course->id;
  80     $data->module           = $module->id;
  81     $data->modulename       = $module->name;
  82     $data->groupmode        = $course->groupmode;
  83     $data->groupingid       = $course->defaultgroupingid;
  84     $data->groupmembersonly = 0;
  85     $data->id               = '';
  86     $data->instance         = '';
  87     $data->coursemodule     = '';
  88     $data->add              = $add;
  89     $data->return           = 0; //must be false if this is an add, go back to course view on cancel
  90     $data->sr               = $sectionreturn;
  91
  92     if (plugin_supports('mod', $data->modulename, FEATURE_MOD_INTRO, true)) {
  93         $draftid_editor = file_get_submitted_draft_itemid('introeditor');
  94         file_prepare_draft_area($draftid_editor, null, null, null, null);
  95         $data->introeditor = array('text'=>'', 'format'=>FORMAT_HTML, 'itemid'=>$draftid_editor); // TODO: add better default
  96     }
  97
  98     if (plugin_supports('mod', $data->modulename, FEATURE_ADVANCED_GRADING, false)
  99             and has_capability('moodle/grade:managegradingforms', $context)) {
 100         require_once($CFG->dirroot.'/grade/grading/lib.php');
 101
 102         $data->_advancedgradingdata['methods'] = grading_manager::available_methods();
 103         $areas = grading_manager::available_areas('mod_'.$module->name);
 104
 105         foreach ($areas as $areaname => $areatitle) {
 106             $data->_advancedgradingdata['areas'][$areaname] = array(
 107                 'title'  => $areatitle,
 108                 'method' => '',
 109             );
 110             $formfield = 'advancedgradingmethod_'.$areaname;
 111             $data->{$formfield} = '';
 112         }
 113     }
 114
 115     if (!empty($type)) { //TODO: hopefully will be removed in 2.0
 116         $data->type = $type;
 117     }
 118
 119     $sectionname = get_section_name($course, $cw);
 120     $fullmodulename = get_string('modulename', $module->name);
 121
 122     if ($data->section && $course->format != 'site') {
 123         $heading = new stdClass();
 124         $heading->what = $fullmodulename;
 125         $heading->to   = $sectionname;
 126         $pageheading = get_string('addinganewto', 'moodle', $heading);
 127     } else {
 128         $pageheading = get_string('addinganew', 'moodle', $fullmodulename);
 129     }
 130     $navbaraddition = $pageheading;
 131
 132 } else if (!empty($update)) {
 133
 134     $url->param('update', $update);
 135     $PAGE->set_url($url);
 136
 137     $cm = get_coursemodule_from_id('', $update, 0, false, MUST_EXIST);
 138     $course = $DB->get_record('course', array('id'=>$cm->course), '*', MUST_EXIST);
 139
 140     require_login($course, false, $cm); // needed to setup proper $COURSE
 141     $context = context_module::instance($cm->id);
 142     require_capability('moodle/course:manageactivities', $context);
 143
 144     $module = $DB->get_record('modules', array('id'=>$cm->module), '*', MUST_EXIST);
 145     $data = $data = $DB->get_record($module->name, array('id'=>$cm->instance), '*', MUST_EXIST);
 146     $cw = $DB->get_record('course_sections', array('id'=>$cm->section), '*', MUST_EXIST);
 147
 148     $data->coursemodule       = $cm->id;
 149     $data->section            = $cw->section;  // The section number itself - relative!!! (section column in course_sections)
 150     $data->visible            = $cm->visible; //??  $cw->visible ? $cm->visible : 0; // section hiding overrides
 151     $data->cmidnumber         = $cm->idnumber;          // The cm IDnumber
 152     $data->groupmode          = groups_get_activity_groupmode($cm); // locked later if forced
 153     $data->groupingid         = $cm->groupingid;
 154     $data->groupmembersonly   = $cm->groupmembersonly;
 155     $data->course             = $course->id;
 156     $data->module             = $module->id;
 157     $data->modulename         = $module->name;
 158     $data->instance           = $cm->instance;
 159     $data->return             = $return;
 160     $data->sr                 = $sectionreturn;
 161     $data->update             = $update;
 162     $data->completion         = $cm->completion;
 163     $data->completionview     = $cm->completionview;
 164     $data->completionexpected = $cm->completionexpected;
 165     $data->completionusegrade = is_null($cm->completiongradeitemnumber) ? 0 : 1;
 166     $data->showdescription    = $cm->showdescription;
 167     if (!empty($CFG->enableavailability)) {
 168         $data->availablefrom      = $cm->availablefrom;
 169         $data->availableuntil     = $cm->availableuntil;
 170         $data->showavailability   = $cm->showavailability;
 171     }
 172
 173     if (plugin_supports('mod', $data->modulename, FEATURE_MOD_INTRO, true)) {
 174         $draftid_editor = file_get_submitted_draft_itemid('introeditor');
 175         $currentintro = file_prepare_draft_area($draftid_editor, $context->id, 'mod_'.$data->modulename, 'intro', 0, array('subdirs'=>true), $data->intro);
 176         $data->introeditor = array('text'=>$currentintro, 'format'=>$data->introformat, 'itemid'=>$draftid_editor);
 177     }
 178
 179     if (plugin_supports('mod', $data->modulename, FEATURE_ADVANCED_GRADING, false)
 180             and has_capability('moodle/grade:managegradingforms', $context)) {
 181         require_once($CFG->dirroot.'/grade/grading/lib.php');
 182         $gradingman = get_grading_manager($context, 'mod_'.$data->modulename);
 183         $data->_advancedgradingdata['methods'] = $gradingman->get_available_methods();
 184         $areas = $gradingman->get_available_areas();
 185
 186         foreach ($areas as $areaname => $areatitle) {
 187             $gradingman->set_area($areaname);
 188             $method = $gradingman->get_active_method();
 189             $data->_advancedgradingdata['areas'][$areaname] = array(
 190                 'title'  => $areatitle,
 191                 'method' => $method,
 192             );
 193             $formfield = 'advancedgradingmethod_'.$areaname;
 194             $data->{$formfield} = $method;
 195         }
 196     }
 197
 198     if ($items = grade_item::fetch_all(array('itemtype'=>'mod', 'itemmodule'=>$data->modulename,
 199                                              'iteminstance'=>$data->instance, 'courseid'=>$course->id))) {
 200         // add existing outcomes
 201         foreach ($items as $item) {
 202             if (!empty($item->outcomeid)) {
 203                 $data->{'outcome_'.$item->outcomeid} = 1;
 204             }
 205         }
 206
 207         // set category if present
 208         $gradecat = false;
 209         foreach ($items as $item) {
 210             if ($gradecat === false) {
 211                 $gradecat = $item->categoryid;
 212                 continue;
 213             }
 214             if ($gradecat != $item->categoryid) {
 215                 //mixed categories
 216                 $gradecat = false;
 217                 break;
 218             }
 219         }
 220         if ($gradecat !== false) {
 221             // do not set if mixed categories present
 222             $data->gradecat = $gradecat;
 223         }
 224     }
 225
 226     $sectionname = get_section_name($course, $cw);
 227     $fullmodulename = get_string('modulename', $module->name);
 228
 229     if ($data->section && $course->format != 'site') {
 230         $heading = new stdClass();
 231         $heading->what = $fullmodulename;
 232         $heading->in   = $sectionname;
 233         $pageheading = get_string('updatingain', 'moodle', $heading);
 234     } else {
 235         $pageheading = get_string('updatinga', 'moodle', $fullmodulename);
 236     }
 237     $navbaraddition = null;
 238
 239 } else {
 240     require_login();
 241     print_error('invalidaction');
 242 }
 243
 244 $pagepath = 'mod-' . $module->name . '-';
 245 if (!empty($type)) { //TODO: hopefully will be removed in 2.0
 246     $pagepath .= $type;
 247 } else {
 248     $pagepath .= 'mod';
 249 }
 250 $PAGE->set_pagetype($pagepath);
 251 $PAGE->set_pagelayout('admin');
 252
 253 $modmoodleform = "$CFG->dirroot/mod/$module->name/mod_form.php";
 254 if (file_exists($modmoodleform)) {
 255     require_once($modmoodleform);
 256 } else {
 257     print_error('noformdesc');
 258 }
 259
 260 $modlib = "$CFG->dirroot/mod/$module->name/lib.php";
 261 if (file_exists($modlib)) {
 262     include_once($modlib);
 263 } else {
 264     print_error('modulemissingcode', '', '', $modlib);
 265 }
 266
 267 $mformclassname = 'mod_'.$module->name.'_mod_form';
 268 $mform = new $mformclassname($data, $cw->section, $cm, $course);
 269 $mform->set_data($data);
 270
 271 if ($mform->is_cancelled()) {
 272     if ($return && !empty($cm->id)) {
 273         redirect("$CFG->wwwroot/mod/$module->name/view.php?id=$cm->id");
 274     } else {
 275         redirect(course_get_url($course, $cw->section, array('sr' => $sectionreturn)));
 276     }
 277 } else if ($fromform = $mform->get_data()) {
 278     if (empty($fromform->coursemodule)) {
 279         // Add
 280         $cm = null;
 281         $course = $DB->get_record('course', array('id'=>$fromform->course), '*', MUST_EXIST);
 282         $fromform->instance     = '';
 283         $fromform->coursemodule = '';
 284     } else {
 285         // Update
 286         $cm = get_coursemodule_from_id('', $fromform->coursemodule, 0, false, MUST_EXIST);
 287         $course = $DB->get_record('course', array('id'=>$cm->course), '*', MUST_EXIST);
 288         $fromform->instance     = $cm->instance;
 289         $fromform->coursemodule = $cm->id;
 290     }
 291
 292     if (!empty($fromform->coursemodule)) {
 293         $context = context_module::instance($fromform->coursemodule);
 294     } else {
 295         $context = context_course::instance($course->id);
 296     }
 297
 298     $fromform->course = $course->id;
 299     $fromform->modulename = clean_param($fromform->modulename, PARAM_PLUGIN);  // For safety
 300
 301     $addinstancefunction    = $fromform->modulename."_add_instance";
 302     $updateinstancefunction = $fromform->modulename."_update_instance";
 303
 304     if (!isset($fromform->groupingid)) {
 305         $fromform->groupingid = 0;
 306     }
 307
 308     if (!isset($fromform->groupmembersonly)) {
 309         $fromform->groupmembersonly = 0;
 310     }
 311
 312     if (!isset($fromform->name)) { //label
 313         $fromform->name = $fromform->modulename;
 314     }
 315
 316     if (!isset($fromform->completion)) {
 317         $fromform->completion = COMPLETION_DISABLED;
 318     }
 319     if (!isset($fromform->completionview)) {
 320         $fromform->completionview = COMPLETION_VIEW_NOT_REQUIRED;
 321     }
 322
 323     // Convert the 'use grade' checkbox into a grade-item number: 0 if
 324     // checked, null if not
 325     if (isset($fromform->completionusegrade) && $fromform->completionusegrade) {
 326         $fromform->completiongradeitemnumber = 0;
 327     } else {
 328         $fromform->completiongradeitemnumber = null;
 329     }
 330
 331     // the type of event to trigger (mod_created/mod_updated)
 332     $eventname = '';
 333
 334     if (!empty($fromform->update)) {
 335
 336         if (!empty($course->groupmodeforce) or !isset($fromform->groupmode)) {
 337             $fromform->groupmode = $cm->groupmode; // keep original
 338         }
 339
 340         // update course module first
 341         $cm->groupmode        = $fromform->groupmode;
 342         $cm->groupingid       = $fromform->groupingid;
 343         $cm->groupmembersonly = $fromform->groupmembersonly;
 344
 345         $completion = new completion_info($course);
 346         if ($completion->is_enabled() && !empty($fromform->completionunlocked)) {
 347             // Update completion settings
 348             $cm->completion                = $fromform->completion;
 349             $cm->completiongradeitemnumber = $fromform->completiongradeitemnumber;
 350             $cm->completionview            = $fromform->completionview;
 351             $cm->completionexpected        = $fromform->completionexpected;
 352         }
 353         if (!empty($CFG->enableavailability)) {
 354             $cm->availablefrom             = $fromform->availablefrom;
 355             $cm->availableuntil            = $fromform->availableuntil;
 356             $cm->showavailability          = $fromform->showavailability;
 357             condition_info::update_cm_from_form($cm,$fromform,true);
 358         }
 359         if (isset($fromform->showdescription)) {
 360             $cm->showdescription = $fromform->showdescription;
 361         } else {
 362             $cm->showdescription = 0;
 363         }
 364
 365         $DB->update_record('course_modules', $cm);
 366
 367         $modcontext = context_module::instance($fromform->coursemodule);
 368
 369         // update embedded links and save files
 370         if (plugin_supports('mod', $fromform->modulename, FEATURE_MOD_INTRO, true)) {
 371             $fromform->intro = file_save_draft_area_files($fromform->introeditor['itemid'], $modcontext->id,
 372                                                           'mod_'.$fromform->modulename, 'intro', 0,
 373                                                           array('subdirs'=>true), $fromform->introeditor['text']);
 374             $fromform->introformat = $fromform->introeditor['format'];
 375             unset($fromform->introeditor);
 376         }
 377
 378         if (!$updateinstancefunction($fromform, $mform)) {
 379             print_error('cannotupdatemod', '', course_get_url($course, $cw->section), $fromform->modulename);
 380         }
 381
 382         // make sure visibility is set correctly (in particular in calendar)
 383         if (has_capability('moodle/course:activityvisibility', $modcontext)) {
 384             set_coursemodule_visible($fromform->coursemodule, $fromform->visible);
 385         }
 386
 387         if (isset($fromform->cmidnumber)) { //label
 388             // set cm idnumber - uniqueness is already verified by form validation
 389             set_coursemodule_idnumber($fromform->coursemodule, $fromform->cmidnumber);
 390         }
 391
 392         // Now that module is fully updated, also update completion data if
 393         // required (this will wipe all user completion data and recalculate it)
 394         if ($completion->is_enabled() && !empty($fromform->completionunlocked)) {
 395             $completion->reset_all_state($cm);
 396         }
 397
 398         $eventname = 'mod_updated';
 399
 400         add_to_log($course->id, "course", "update mod",
 401                    "../mod/$fromform->modulename/view.php?id=$fromform->coursemodule",
 402                    "$fromform->modulename $fromform->instance");
 403         add_to_log($course->id, $fromform->modulename, "update",
 404                    "view.php?id=$fromform->coursemodule",
 405                    "$fromform->instance", $fromform->coursemodule);
 406
 407     } else if (!empty($fromform->add)) {
 408
 409         if (!empty($course->groupmodeforce) or !isset($fromform->groupmode)) {
 410             $fromform->groupmode = 0; // do not set groupmode
 411         }
 412
 413         if (!course_allowed_module($course, $fromform->modulename)) {
 414             print_error('moduledisable', '', '', $fromform->modulename);
 415         }
 416
 417         // first add course_module record because we need the context
 418         $newcm = new stdClass();
 419         $newcm->course           = $course->id;
 420         $newcm->module           = $fromform->module;
 421         $newcm->instance         = 0; // not known yet, will be updated later (this is similar to restore code)
 422         $newcm->visible          = $fromform->visible;
 423         $newcm->visibleold       = $fromform->visible;
 424         $newcm->groupmode        = $fromform->groupmode;
 425         $newcm->groupingid       = $fromform->groupingid;
 426         $newcm->groupmembersonly = $fromform->groupmembersonly;
 427         $completion = new completion_info($course);
 428         if ($completion->is_enabled()) {
 429             $newcm->completion                = $fromform->completion;
 430             $newcm->completiongradeitemnumber = $fromform->completiongradeitemnumber;
 431             $newcm->completionview            = $fromform->completionview;
 432             $newcm->completionexpected        = $fromform->completionexpected;
 433         }
 434         if(!empty($CFG->enableavailability)) {
 435             $newcm->availablefrom             = $fromform->availablefrom;
 436             $newcm->availableuntil            = $fromform->availableuntil;
 437             $newcm->showavailability          = $fromform->showavailability;
 438         }
 439         if (isset($fromform->showdescription)) {
 440             $newcm->showdescription = $fromform->showdescription;
 441         } else {
 442             $newcm->showdescription = 0;
 443         }
 444
 445         if (!$fromform->coursemodule = add_course_module($newcm)) {
 446             print_error('cannotaddcoursemodule');
 447         }
 448
 449         if (plugin_supports('mod', $fromform->modulename, FEATURE_MOD_INTRO, true)) {
 450             $introeditor = $fromform->introeditor;
 451             unset($fromform->introeditor);
 452             $fromform->intro       = $introeditor['text'];
 453             $fromform->introformat = $introeditor['format'];
 454         }
 455
 456         $returnfromfunc = $addinstancefunction($fromform, $mform);
 457
 458         if (!$returnfromfunc or !is_number($returnfromfunc)) {
 459             // undo everything we can
 460             $modcontext = context_module::instance($fromform->coursemodule);
 461             delete_context(CONTEXT_MODULE, $fromform->coursemodule);
 462             $DB->delete_records('course_modules', array('id'=>$fromform->coursemodule));
 463
 464             if (!is_number($returnfromfunc)) {
 465                 print_error('invalidfunction', '', course_get_url($course, $cw->section));
 466             } else {
 467                 print_error('cannotaddnewmodule', '', course_get_url($course, $cw->section), $fromform->modulename);
 468             }
 469         }
 470
 471         $fromform->instance = $returnfromfunc;
 472
 473         $DB->set_field('course_modules', 'instance', $returnfromfunc, array('id'=>$fromform->coursemodule));
 474
 475         // update embedded links and save files
 476         $modcontext = context_module::instance($fromform->coursemodule);
 477         if (!empty($introeditor)) {
 478             $fromform->intro = file_save_draft_area_files($introeditor['itemid'], $modcontext->id,
 479                                                           'mod_'.$fromform->modulename, 'intro', 0,
 480                                                           array('subdirs'=>true), $introeditor['text']);
 481             $DB->set_field($fromform->modulename, 'intro', $fromform->intro, array('id'=>$fromform->instance));
 482         }
 483
 484         // course_modules and course_sections each contain a reference
 485         // to each other, so we have to update one of them twice.
 486         $sectionid = course_add_cm_to_section($course, $fromform->coursemodule, $fromform->section);
 487
 488         // make sure visibility is set correctly (in particular in calendar)
 489         // note: allow them to set it even without moodle/course:activityvisibility
 490         set_coursemodule_visible($fromform->coursemodule, $fromform->visible);
 491
 492         if (isset($fromform->cmidnumber)) { //label
 493             // set cm idnumber - uniqueness is already verified by form validation
 494             set_coursemodule_idnumber($fromform->coursemodule, $fromform->cmidnumber);
 495         }
 496
 497         // Set up conditions
 498         if ($CFG->enableavailability) {
 499             condition_info::update_cm_from_form((object)array('id'=>$fromform->coursemodule), $fromform, false);
 500         }
 501
 502         $eventname = 'mod_created';
 503
 504         add_to_log($course->id, "course", "add mod",
 505                    "../mod/$fromform->modulename/view.php?id=$fromform->coursemodule",
 506                    "$fromform->modulename $fromform->instance");
 507         add_to_log($course->id, $fromform->modulename, "add",
 508                    "view.php?id=$fromform->coursemodule",
 509                    "$fromform->instance", $fromform->coursemodule);
 510     } else {
 511         print_error('invaliddata');
 512     }
 513
 514     // Trigger mod_created/mod_updated event with information about this module.
 515     $eventdata = new stdClass();
 516     $eventdata->modulename = $fromform->modulename;
 517     $eventdata->name       = $fromform->name;
 518     $eventdata->cmid       = $fromform->coursemodule;
 519     $eventdata->courseid   = $course->id;
 520     $eventdata->userid     = $USER->id;
 521     events_trigger($eventname, $eventdata);
 522
 523     // sync idnumber with grade_item
 524     if ($grade_item = grade_item::fetch(array('itemtype'=>'mod', 'itemmodule'=>$fromform->modulename,
 525                  'iteminstance'=>$fromform->instance, 'itemnumber'=>0, 'courseid'=>$course->id))) {
 526         if ($grade_item->idnumber != $fromform->cmidnumber) {
 527             $grade_item->idnumber = $fromform->cmidnumber;
 528             $grade_item->update();
 529         }
 530     }
 531
 532     $items = grade_item::fetch_all(array('itemtype'=>'mod', 'itemmodule'=>$fromform->modulename,
 533                                          'iteminstance'=>$fromform->instance, 'courseid'=>$course->id));
 534
 535     // create parent category if requested and move to correct parent category
 536     if ($items and isset($fromform->gradecat)) {
 537         if ($fromform->gradecat == -1) {
 538             $grade_category = new grade_category();
 539             $grade_category->courseid = $course->id;
 540             $grade_category->fullname = $fromform->name;
 541             $grade_category->insert();
 542             if ($grade_item) {
 543                 $parent = $grade_item->get_parent_category();
 544                 $grade_category->set_parent($parent->id);
 545             }
 546             $fromform->gradecat = $grade_category->id;
 547         }
 548         foreach ($items as $itemid=>$unused) {
 549             $items[$itemid]->set_parent($fromform->gradecat);
 550             if ($itemid == $grade_item->id) {
 551                 // use updated grade_item
 552                 $grade_item = $items[$itemid];
 553             }
 554         }
 555     }
 556
 557     // add outcomes if requested
 558     if ($outcomes = grade_outcome::fetch_all_available($course->id)) {
 559         $grade_items = array();
 560
 561         // Outcome grade_item.itemnumber start at 1000, there is nothing above outcomes
 562         $max_itemnumber = 999;
 563         if ($items) {
 564             foreach($items as $item) {
 565                 if ($item->itemnumber > $max_itemnumber) {
 566                     $max_itemnumber = $item->itemnumber;
 567                 }
 568             }
 569         }
 570
 571         foreach($outcomes as $outcome) {
 572             $elname = 'outcome_'.$outcome->id;
 573
 574             if (property_exists($fromform, $elname) and $fromform->$elname) {
 575                 // so we have a request for new outcome grade item?
 576                 if ($items) {
 577                     foreach($items as $item) {
 578                         if ($item->outcomeid == $outcome->id) {
 579                             //outcome aready exists
 580                             continue 2;
 581                         }
 582                     }
 583                 }
 584
 585                 $max_itemnumber++;
 586
 587                 $outcome_item = new grade_item();
 588                 $outcome_item->courseid     = $course->id;
 589                 $outcome_item->itemtype     = 'mod';
 590                 $outcome_item->itemmodule   = $fromform->modulename;
 591                 $outcome_item->iteminstance = $fromform->instance;
 592                 $outcome_item->itemnumber   = $max_itemnumber;
 593                 $outcome_item->itemname     = $outcome->fullname;
 594                 $outcome_item->outcomeid    = $outcome->id;
 595                 $outcome_item->gradetype    = GRADE_TYPE_SCALE;
 596                 $outcome_item->scaleid      = $outcome->scaleid;
 597                 $outcome_item->insert();
 598
 599                 // move the new outcome into correct category and fix sortorder if needed
 600                 if ($grade_item) {
 601                     $outcome_item->set_parent($grade_item->categoryid);
 602                     $outcome_item->move_after_sortorder($grade_item->sortorder);
 603
 604                 } else if (isset($fromform->gradecat)) {
 605                     $outcome_item->set_parent($fromform->gradecat);
 606                 }
 607             }
 608         }
 609     }
 610
 611     if (plugin_supports('mod', $fromform->modulename, FEATURE_ADVANCED_GRADING, false)
 612             and has_capability('moodle/grade:managegradingforms', $modcontext)) {
 613         require_once($CFG->dirroot.'/grade/grading/lib.php');
 614         $gradingman = get_grading_manager($modcontext, 'mod_'.$fromform->modulename);
 615         $showgradingmanagement = false;
 616         foreach ($gradingman->get_available_areas() as $areaname => $aretitle) {
 617             $formfield = 'advancedgradingmethod_'.$areaname;
 618             if (isset($fromform->{$formfield})) {
 619                 $gradingman->set_area($areaname);
 620                 $methodchanged = $gradingman->set_active_method($fromform->{$formfield});
 621                 if (empty($fromform->{$formfield})) {
 622                     // going back to the simple direct grading is not a reason
 623                     // to open the management screen
 624                     $methodchanged = false;
 625                 }
 626                 $showgradingmanagement = $showgradingmanagement || $methodchanged;
 627             }
 628         }
 629     }
 630
 631     rebuild_course_cache($course->id);
 632     grade_regrade_final_grades($course->id);
 633     plagiarism_save_form_elements($fromform); //save plagiarism settings
 634
 635     if (isset($fromform->submitbutton)) {
 636         if (empty($showgradingmanagement)) {
 637             redirect("$CFG->wwwroot/mod/$module->name/view.php?id=$fromform->coursemodule");
 638         } else {
 639             $returnurl = new moodle_url("/mod/$module->name/view.php", array('id' => $fromform->coursemodule));
 640             redirect($gradingman->get_management_url($returnurl));
 641         }
 642     } else {
 643         redirect(course_get_url($course, $cw->section, array('sr' => $sectionreturn)));
 644     }
 645     exit;
 646
 647 } else {
 648
 649     $streditinga = get_string('editinga', 'moodle', $fullmodulename);
 650     $strmodulenameplural = get_string('modulenameplural', $module->name);
 651
 652     if (!empty($cm->id)) {
 653         $context = context_module::instance($cm->id);
 654     } else {
 655         $context = context_course::instance($course->id);
 656     }
 657
 658     $PAGE->set_heading($course->fullname);
 659     $PAGE->set_title($streditinga);
 660     $PAGE->set_cacheable(false);
 661
 662     if (isset($navbaraddition)) {
 663         $PAGE->navbar->add($navbaraddition);
 664     }
 665
 666     echo $OUTPUT->header();
 667
 668     if (get_string_manager()->string_exists('modulename_help', $module->name)) {
 669         echo $OUTPUT->heading_with_help($pageheading, 'modulename', $module->name, 'icon');
 670     } else {
 671         echo $OUTPUT->heading_with_help($pageheading, '', $module->name, 'icon');
 672     }
 673
 674     $mform->display();
 675
 676     echo $OUTPUT->footer();
 677 }