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bbd0e548 DW |
1 | <?php |
2 | // This file is part of Moodle - http://moodle.org/ | |
3 | // | |
4 | // Moodle is free software: you can redistribute it and/or modify | |
5 | // it under the terms of the GNU General Public License as published by | |
6 | // the Free Software Foundation, either version 3 of the License, or | |
7 | // (at your option) any later version. | |
8 | // | |
9 | // Moodle is distributed in the hope that it will be useful, | |
10 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | // GNU General Public License for more details. | |
13 | // | |
14 | // You should have received a copy of the GNU General Public License | |
15 | // along with Moodle. If not, see <http://www.gnu.org/licenses/>. | |
16 | ||
17 | /** | |
18 | * This file contains the definition for the class assignment | |
19 | * | |
20 | * This class provides all the functionality for the new assign module. | |
21 | * | |
22 | * @package mod_assign | |
23 | * @copyright 2012 NetSpot {@link http://www.netspot.com.au} | |
24 | * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later | |
25 | */ | |
26 | ||
27 | defined('MOODLE_INTERNAL') || die(); | |
28 | ||
29 | /** | |
30 | * Assignment submission statuses | |
31 | */ | |
32 | define('ASSIGN_SUBMISSION_STATUS_DRAFT', 'draft'); // student thinks it is a draft | |
33 | define('ASSIGN_SUBMISSION_STATUS_SUBMITTED', 'submitted'); // student thinks it is finished | |
34 | ||
35 | /** | |
36 | * Search filters for grading page | |
37 | */ | |
38 | define('ASSIGN_FILTER_SUBMITTED', 'submitted'); | |
39 | define('ASSIGN_FILTER_SINGLE_USER', 'singleuser'); | |
40 | define('ASSIGN_FILTER_REQUIRE_GRADING', 'require_grading'); | |
41 | ||
42 | /** | |
43 | * File areas for assignment portfolio if enabled | |
44 | */ | |
45 | define('ASSIGN_FILEAREA_PORTFOLIO_FILES', 'portfolio_files'); | |
46 | ||
47 | ||
48 | /** Include accesslib.php */ | |
49 | require_once($CFG->libdir.'/accesslib.php'); | |
50 | /** Include formslib.php */ | |
51 | require_once($CFG->libdir.'/formslib.php'); | |
52 | /** Include repository/lib.php */ | |
53 | require_once($CFG->dirroot . '/repository/lib.php'); | |
54 | /** Include local mod_form.php */ | |
55 | require_once($CFG->dirroot.'/mod/assign/mod_form.php'); | |
56 | /** Include portfoliolib.php */ | |
57 | require_once($CFG->libdir . '/portfoliolib.php'); | |
58 | /** gradelib.php */ | |
59 | require_once($CFG->libdir.'/gradelib.php'); | |
60 | /** grading lib.php */ | |
61 | require_once($CFG->dirroot.'/grade/grading/lib.php'); | |
62 | /** Include feedbackplugin.php */ | |
63 | require_once($CFG->dirroot.'/mod/assign/feedbackplugin.php'); | |
64 | /** Include submissionplugin.php */ | |
65 | require_once($CFG->dirroot.'/mod/assign/submissionplugin.php'); | |
66 | /** Include renderable.php */ | |
67 | require_once($CFG->dirroot.'/mod/assign/renderable.php'); | |
68 | /** Include gradingtable.php */ | |
69 | require_once($CFG->dirroot.'/mod/assign/gradingtable.php'); | |
70 | /** Include eventslib.php */ | |
71 | require_once($CFG->libdir.'/eventslib.php'); | |
72 | ||
73 | ||
74 | /** | |
75 | * Standard base class for mod_assign (assignment types). | |
76 | * | |
77 | * @package mod_assign | |
78 | * @copyright 2012 NetSpot {@link http://www.netspot.com.au} | |
79 | * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later | |
80 | */ | |
81 | class assign { | |
82 | ||
83 | ||
84 | /** @var stdClass the assignment record that contains the global settings for this assign instance */ | |
85 | private $instance; | |
86 | ||
87 | /** @var context the context of the course module for this assign instance (or just the course if we are | |
88 | creating a new one) */ | |
89 | private $context; | |
90 | ||
91 | /** @var stdClass the course this assign instance belongs to */ | |
92 | private $course; | |
93 | ||
94 | /** @var assign_renderer the custom renderer for this module */ | |
95 | private $output; | |
96 | ||
97 | /** @var stdClass the course module for this assign instance */ | |
98 | private $coursemodule; | |
99 | ||
100 | /** @var array cache for things like the coursemodule name or the scale menu - only lives for a single | |
101 | request */ | |
102 | private $cache; | |
103 | ||
104 | /** @var array list of the installed submission plugins */ | |
105 | private $submissionplugins; | |
106 | ||
107 | /** @var array list of the installed feedback plugins */ | |
108 | private $feedbackplugins; | |
109 | ||
110 | /** @var string action to be used to return to this page (without repeating any form submissions etc.) */ | |
111 | private $returnaction = 'view'; | |
112 | ||
113 | /** @var array params to be used to return to this page */ | |
114 | private $returnparams = array(); | |
115 | ||
116 | /** @var string modulename prevents excessive calls to get_string */ | |
117 | private static $modulename = ''; | |
118 | ||
119 | /** @var string modulenameplural prevents excessive calls to get_string */ | |
120 | private static $modulenameplural = ''; | |
121 | ||
122 | /** | |
123 | * Constructor for the base assign class | |
124 | * | |
125 | * @param mixed $coursemodulecontext context|null the course module context (or the course context if the coursemodule has not been created yet) | |
126 | * @param mixed $coursemodule the current course module if it was already loaded - otherwise this class will load one from the context as required | |
127 | * @param mixed $course the current course if it was already loaded - otherwise this class will load one from the context as required | |
128 | */ | |
129 | public function __construct($coursemodulecontext, $coursemodule, $course) { | |
130 | global $PAGE; | |
131 | ||
132 | $this->context = $coursemodulecontext; | |
133 | $this->coursemodule = $coursemodule; | |
134 | $this->course = $course; | |
135 | $this->cache = array(); // temporary cache only lives for a single request - used to reduce db lookups | |
136 | ||
137 | $this->submissionplugins = $this->load_plugins('assignsubmission'); | |
138 | $this->feedbackplugins = $this->load_plugins('assignfeedback'); | |
139 | $this->output = $PAGE->get_renderer('mod_assign'); | |
140 | } | |
141 | ||
142 | /** | |
143 | * Set the action and parameters that can be used to return to the current page | |
144 | * | |
145 | * @param string $action The action for the current page | |
146 | * @param array $params An array of name value pairs which form the parameters to return to the current page | |
147 | * @return void | |
148 | */ | |
149 | public function register_return_link($action, $params) { | |
150 | $this->returnaction = $action; | |
151 | $this->returnparams = $params; | |
152 | } | |
153 | ||
154 | /** | |
155 | * Return an action that can be used to get back to the current page | |
156 | * @return string action | |
157 | */ | |
158 | public function get_return_action() { | |
159 | return $this->returnaction; | |
160 | } | |
161 | ||
162 | /** | |
163 | * Based on the current assignment settings should we display the intro | |
164 | * @return bool showintro | |
165 | */ | |
166 | private function show_intro() { | |
167 | if ($this->get_instance()->alwaysshowdescription || | |
168 | time() > $this->get_instance()->allowsubmissionsfromdate) { | |
169 | return true; | |
170 | } | |
171 | return false; | |
172 | } | |
173 | ||
174 | /** | |
175 | * Return a list of parameters that can be used to get back to the current page | |
176 | * @return array params | |
177 | */ | |
178 | public function get_return_params() { | |
179 | return $this->returnparams; | |
180 | } | |
181 | ||
182 | /** | |
183 | * Set the submitted form data | |
184 | * @param stdClass $data The form data (instance) | |
185 | */ | |
186 | public function set_instance(stdClass $data) { | |
187 | $this->instance = $data; | |
188 | } | |
189 | ||
190 | /** | |
191 | * Set the context | |
192 | * @param context $context The new context | |
193 | */ | |
194 | public function set_context(context $context) { | |
195 | $this->context = $context; | |
196 | } | |
197 | ||
198 | /** | |
199 | * Set the course data | |
200 | * @param stdClass $course The course data | |
201 | */ | |
202 | public function set_course(stdClass $course) { | |
203 | $this->course = $course; | |
204 | } | |
205 | ||
206 | /** | |
207 | * get list of feedback plugins installed | |
208 | * @return array | |
209 | */ | |
210 | public function get_feedback_plugins() { | |
211 | return $this->feedbackplugins; | |
212 | } | |
213 | ||
214 | /** | |
215 | * get list of submission plugins installed | |
216 | * @return array | |
217 | */ | |
218 | public function get_submission_plugins() { | |
219 | return $this->submissionplugins; | |
220 | } | |
221 | ||
222 | ||
223 | /** | |
224 | * get a specific submission plugin by its type | |
225 | * @param string $subtype assignsubmission | assignfeedback | |
226 | * @param string $type | |
227 | * @return mixed assign_plugin|null | |
228 | */ | |
229 | private function get_plugin_by_type($subtype, $type) { | |
230 | $shortsubtype = substr($subtype, strlen('assign')); | |
231 | $name = $shortsubtype . 'plugins'; | |
232 | $pluginlist = $this->$name; | |
233 | foreach ($pluginlist as $plugin) { | |
234 | if ($plugin->get_type() == $type) { | |
235 | return $plugin; | |
236 | } | |
237 | } | |
238 | return null; | |
239 | } | |
240 | ||
241 | /** | |
242 | * Get a feedback plugin by type | |
243 | * @param string $type - The type of plugin e.g comments | |
244 | * @return mixed assign_feedback_plugin|null | |
245 | */ | |
246 | public function get_feedback_plugin_by_type($type) { | |
247 | return $this->get_plugin_by_type('assignfeedback', $type); | |
248 | } | |
249 | ||
250 | /** | |
251 | * Get a submission plugin by type | |
252 | * @param string $type - The type of plugin e.g comments | |
253 | * @return mixed assign_submission_plugin|null | |
254 | */ | |
255 | public function get_submission_plugin_by_type($type) { | |
256 | return $this->get_plugin_by_type('assignsubmission', $type); | |
257 | } | |
258 | ||
259 | /** | |
260 | * Load the plugins from the sub folders under subtype | |
261 | * @param string $subtype - either submission or feedback | |
262 | * @return array - The sorted list of plugins | |
263 | */ | |
264 | private function load_plugins($subtype) { | |
265 | global $CFG; | |
266 | $result = array(); | |
267 | ||
268 | $names = get_plugin_list($subtype); | |
269 | ||
270 | foreach ($names as $name => $path) { | |
271 | if (file_exists($path . '/locallib.php')) { | |
272 | require_once($path . '/locallib.php'); | |
273 | ||
274 | $shortsubtype = substr($subtype, strlen('assign')); | |
275 | $pluginclass = 'assign_' . $shortsubtype . '_' . $name; | |
276 | ||
277 | $plugin = new $pluginclass($this, $name); | |
278 | ||
279 | if ($plugin instanceof assign_plugin) { | |
280 | $idx = $plugin->get_sort_order(); | |
281 | while (array_key_exists($idx, $result)) $idx +=1; | |
282 | $result[$idx] = $plugin; | |
283 | } | |
284 | } | |
285 | } | |
286 | ksort($result); | |
287 | return $result; | |
288 | } | |
289 | ||
290 | ||
291 | /** | |
292 | * Display the assignment, used by view.php | |
293 | * | |
294 | * The assignment is displayed differently depending on your role, | |
295 | * the settings for the assignment and the status of the assignment. | |
296 | * @param string $action The current action if any. | |
297 | * @return void | |
298 | */ | |
299 | public function view($action='') { | |
300 | ||
301 | $o = ''; | |
302 | $mform = null; | |
303 | ||
304 | // handle form submissions first | |
305 | if ($action == 'savesubmission') { | |
306 | $action = 'editsubmission'; | |
307 | if ($this->process_save_submission($mform)) { | |
308 | $action = 'view'; | |
309 | } | |
310 | } else if ($action == 'lock') { | |
311 | $this->process_lock(); | |
312 | $action = 'grading'; | |
313 | } else if ($action == 'reverttodraft') { | |
314 | $this->process_revert_to_draft(); | |
315 | $action = 'grading'; | |
316 | } else if ($action == 'unlock') { | |
317 | $this->process_unlock(); | |
318 | $action = 'grading'; | |
319 | } else if ($action == 'confirmsubmit') { | |
320 | $this->process_submit_for_grading(); | |
321 | // save and show next button | |
322 | } else if ($action == 'batchgradingoperation') { | |
323 | $this->process_batch_grading_operation(); | |
324 | $action = 'grading'; | |
325 | } else if ($action == 'submitgrade') { | |
326 | if (optional_param('saveandshownext', null, PARAM_ALPHA)) { | |
327 | //save and show next | |
328 | $action = 'grade'; | |
329 | if ($this->process_save_grade($mform)) { | |
330 | $action = 'nextgrade'; | |
331 | } | |
332 | } else if (optional_param('nosaveandprevious', null, PARAM_ALPHA)) { | |
333 | $action = 'previousgrade'; | |
334 | } else if (optional_param('nosaveandnext', null, PARAM_ALPHA)) { | |
335 | //show next button | |
336 | $action = 'nextgrade'; | |
337 | } else if (optional_param('savegrade', null, PARAM_ALPHA)) { | |
338 | //save changes button | |
339 | $action = 'grade'; | |
340 | if ($this->process_save_grade($mform)) { | |
341 | $action = 'grading'; | |
342 | } | |
343 | } else { | |
344 | //cancel button | |
345 | $action = 'grading'; | |
346 | } | |
347 | }else if ($action == 'saveoptions') { | |
348 | $this->process_save_grading_options(); | |
349 | $action = 'grading'; | |
350 | } | |
351 | ||
352 | $returnparams = array('rownum'=>optional_param('rownum', 0, PARAM_INT)); | |
353 | $this->register_return_link($action, $returnparams); | |
354 | ||
355 | // now show the right view page | |
356 | if ($action == 'previousgrade') { | |
357 | $mform = null; | |
358 | $o .= $this->view_single_grade_page($mform, -1); | |
359 | } else if ($action == 'nextgrade') { | |
360 | $mform = null; | |
361 | $o .= $this->view_single_grade_page($mform, 1); | |
362 | } else if ($action == 'redirect') { | |
363 | redirect(required_param('url', PARAM_TEXT)); | |
364 | } else if ($action == 'grade') { | |
365 | $o .= $this->view_single_grade_page($mform); | |
366 | } else if ($action == 'viewpluginassignfeedback') { | |
367 | $o .= $this->view_plugin_content('assignfeedback'); | |
368 | } else if ($action == 'viewpluginassignsubmission') { | |
369 | $o .= $this->view_plugin_content('assignsubmission'); | |
370 | } else if ($action == 'editsubmission') { | |
371 | $o .= $this->view_edit_submission_page($mform); | |
372 | } else if ($action == 'grading') { | |
373 | $o .= $this->view_grading_page(); | |
374 | } else if ($action == 'downloadall') { | |
375 | $o .= $this->download_submissions(); | |
376 | } else if ($action == 'submit') { | |
377 | $o .= $this->check_submit_for_grading(); | |
378 | } else { | |
379 | $o .= $this->view_submission_page(); | |
380 | } | |
381 | ||
382 | return $o; | |
383 | } | |
384 | ||
385 | ||
386 | /** | |
387 | * Add this instance to the database | |
388 | * | |
389 | * @param stdClass $formdata The data submitted from the form | |
390 | * @param bool $callplugins This is used to skip the plugin code | |
391 | * when upgrading an old assignment to a new one (the plugins get called manually) | |
392 | * @return mixed false if an error occurs or the int id of the new instance | |
393 | */ | |
394 | public function add_instance(stdClass $formdata, $callplugins) { | |
395 | global $DB; | |
396 | ||
397 | $err = ''; | |
398 | ||
399 | // add the database record | |
400 | $update = new stdClass(); | |
401 | $update->name = $formdata->name; | |
402 | $update->timemodified = time(); | |
403 | $update->timecreated = time(); | |
404 | $update->course = $formdata->course; | |
405 | $update->courseid = $formdata->course; | |
406 | $update->intro = $formdata->intro; | |
407 | $update->introformat = $formdata->introformat; | |
408 | $update->alwaysshowdescription = $formdata->alwaysshowdescription; | |
409 | $update->preventlatesubmissions = $formdata->preventlatesubmissions; | |
410 | $update->submissiondrafts = $formdata->submissiondrafts; | |
411 | $update->sendnotifications = $formdata->sendnotifications; | |
412 | $update->duedate = $formdata->duedate; | |
413 | $update->allowsubmissionsfromdate = $formdata->allowsubmissionsfromdate; | |
414 | $update->grade = $formdata->grade; | |
415 | $returnid = $DB->insert_record('assign', $update); | |
416 | $this->instance = $DB->get_record('assign', array('id'=>$returnid), '*', MUST_EXIST); | |
417 | // cache the course record | |
418 | $this->course = $DB->get_record('course', array('id'=>$formdata->course), '*', MUST_EXIST); | |
419 | ||
420 | if ($callplugins) { | |
421 | // call save_settings hook for submission plugins | |
422 | foreach ($this->submissionplugins as $plugin) { | |
423 | if (!$this->update_plugin_instance($plugin, $formdata)) { | |
424 | print_error($plugin->get_error()); | |
425 | return false; | |
426 | } | |
427 | } | |
428 | foreach ($this->feedbackplugins as $plugin) { | |
429 | if (!$this->update_plugin_instance($plugin, $formdata)) { | |
430 | print_error($plugin->get_error()); | |
431 | return false; | |
432 | } | |
433 | } | |
434 | ||
435 | // in the case of upgrades the coursemodule has not been set so we need to wait before calling these two | |
436 | // TODO: add event to the calendar | |
437 | $this->update_calendar($formdata->coursemodule); | |
438 | // TODO: add the item in the gradebook | |
439 | $this->update_gradebook(false, $formdata->coursemodule); | |
440 | ||
441 | } | |
442 | ||
443 | $update = new stdClass(); | |
444 | $update->id = $this->get_instance()->id; | |
445 | $update->nosubmissions = (!$this->is_any_submission_plugin_enabled()) ? 1: 0; | |
446 | $DB->update_record('assign', $update); | |
447 | ||
448 | return $returnid; | |
449 | } | |
450 | ||
451 | /** | |
452 | * Delete all grades from the gradebook for this assignment | |
453 | * | |
454 | * @return bool | |
455 | */ | |
456 | private function delete_grades() { | |
457 | global $CFG; | |
458 | ||
459 | return grade_update('mod/assign', $this->get_course()->id, 'mod', 'assign', $this->get_instance()->id, 0, NULL, array('deleted'=>1)) == GRADE_UPDATE_OK; | |
460 | } | |
461 | ||
462 | /** | |
463 | * Delete this instance from the database | |
464 | * | |
465 | * @return bool false if an error occurs | |
466 | */ | |
467 | public function delete_instance() { | |
468 | global $DB; | |
469 | $result = true; | |
470 | ||
471 | foreach ($this->submissionplugins as $plugin) { | |
472 | if (!$plugin->delete_instance()) { | |
473 | print_error($plugin->get_error()); | |
474 | $result = false; | |
475 | } | |
476 | } | |
477 | foreach ($this->feedbackplugins as $plugin) { | |
478 | if (!$plugin->delete_instance()) { | |
479 | print_error($plugin->get_error()); | |
480 | $result = false; | |
481 | } | |
482 | } | |
483 | ||
484 | // delete files associated with this assignment | |
485 | $fs = get_file_storage(); | |
486 | if (! $fs->delete_area_files($this->context->id) ) { | |
487 | $result = false; | |
488 | } | |
489 | ||
490 | // delete_records will throw an exception if it fails - so no need for error checking here | |
491 | ||
492 | $DB->delete_records('assign_submission', array('assignment'=>$this->get_instance()->id)); | |
493 | $DB->delete_records('assign_grades', array('assignment'=>$this->get_instance()->id)); | |
494 | $DB->delete_records('assign_plugin_config', array('assignment'=>$this->get_instance()->id)); | |
495 | ||
496 | // delete items from the gradebook | |
497 | if (! $this->delete_grades()) { | |
498 | $result = false; | |
499 | } | |
500 | ||
501 | // delete the instance | |
502 | $DB->delete_records('assign', array('id'=>$this->get_instance()->id)); | |
503 | ||
504 | return $result; | |
505 | } | |
506 | ||
507 | /** | |
508 | * Update the settings for a single plugin | |
509 | * | |
510 | * @param assign_plugin $plugin The plugin to update | |
511 | * @param stdClass $formdata The form data | |
512 | * @return bool false if an error occurs | |
513 | */ | |
514 | private function update_plugin_instance(assign_plugin $plugin, stdClass $formdata) { | |
515 | if ($plugin->is_visible()) { | |
516 | $enabledname = $plugin->get_subtype() . '_' . $plugin->get_type() . '_enabled'; | |
517 | if ($formdata->$enabledname) { | |
518 | $plugin->enable(); | |
519 | if (!$plugin->save_settings($formdata)) { | |
520 | print_error($plugin->get_error()); | |
521 | return false; | |
522 | } | |
523 | } else { | |
524 | $plugin->disable(); | |
525 | } | |
526 | } | |
527 | return true; | |
528 | } | |
529 | ||
530 | /** | |
531 | * Update the gradebook information for this assignment | |
532 | * | |
533 | * @param bool $reset If true, will reset all grades in the gradbook for this assignment | |
534 | * @param int $coursemoduleid This is required because it might not exist in the database yet | |
535 | * @return bool | |
536 | */ | |
537 | public function update_gradebook($reset, $coursemoduleid) { | |
538 | global $CFG; | |
539 | /** Include lib.php */ | |
540 | require_once($CFG->dirroot.'/mod/assign/lib.php'); | |
541 | $assign = clone $this->get_instance(); | |
542 | $assign->cmidnumber = $coursemoduleid; | |
543 | $param = null; | |
544 | if ($reset) { | |
545 | $param = 'reset'; | |
546 | } | |
547 | ||
548 | return assign_grade_item_update($assign, $param); | |
549 | } | |
550 | ||
551 | ||
552 | /** | |
553 | * Update the calendar entries for this assignment | |
554 | * | |
555 | * @param int $coursemoduleid - Required to pass this in because it might not exist in the database yet | |
556 | * @return bool | |
557 | */ | |
558 | public function update_calendar($coursemoduleid) { | |
559 | global $DB, $CFG; | |
560 | require_once($CFG->dirroot.'/calendar/lib.php'); | |
561 | ||
562 | // special case for add_instance as the coursemodule has not been set yet. | |
563 | ||
564 | if ($this->get_instance()->duedate) { | |
565 | $event = new stdClass(); | |
566 | ||
567 | if ($event->id = $DB->get_field('event', 'id', array('modulename'=>'assign', 'instance'=>$this->get_instance()->id))) { | |
568 | ||
569 | $event->name = $this->get_instance()->name; | |
570 | ||
571 | $event->description = format_module_intro('assign', $this->get_instance(), $coursemoduleid); | |
572 | $event->timestart = $this->get_instance()->duedate; | |
573 | ||
574 | $calendarevent = calendar_event::load($event->id); | |
575 | $calendarevent->update($event); | |
576 | } else { | |
577 | $event = new stdClass(); | |
578 | $event->name = $this->get_instance()->name; | |
579 | $event->description = format_module_intro('assign', $this->get_instance(), $coursemoduleid); | |
580 | $event->courseid = $this->get_instance()->course; | |
581 | $event->groupid = 0; | |
582 | $event->userid = 0; | |
583 | $event->modulename = 'assign'; | |
584 | $event->instance = $this->get_instance()->id; | |
585 | $event->eventtype = 'due'; | |
586 | $event->timestart = $this->get_instance()->duedate; | |
587 | $event->timeduration = 0; | |
588 | ||
589 | calendar_event::create($event); | |
590 | } | |
591 | } else { | |
592 | $DB->delete_records('event', array('modulename'=>'assign', 'instance'=>$this->get_instance()->id)); | |
593 | } | |
594 | } | |
595 | ||
596 | ||
597 | /** | |
598 | * Update this instance in the database | |
599 | * | |
600 | * @param stdClass $formdata - the data submitted from the form | |
601 | * @return bool false if an error occurs | |
602 | */ | |
603 | public function update_instance($formdata) { | |
604 | global $DB; | |
605 | ||
606 | $update = new stdClass(); | |
607 | $update->id = $formdata->instance; | |
608 | $update->name = $formdata->name; | |
609 | $update->timemodified = time(); | |
610 | $update->course = $formdata->course; | |
611 | $update->intro = $formdata->intro; | |
612 | $update->introformat = $formdata->introformat; | |
613 | $update->alwaysshowdescription = $formdata->alwaysshowdescription; | |
614 | $update->preventlatesubmissions = $formdata->preventlatesubmissions; | |
615 | $update->submissiondrafts = $formdata->submissiondrafts; | |
616 | $update->sendnotifications = $formdata->sendnotifications; | |
617 | $update->duedate = $formdata->duedate; | |
618 | $update->allowsubmissionsfromdate = $formdata->allowsubmissionsfromdate; | |
619 | $update->grade = $formdata->grade; | |
620 | ||
621 | $result = $DB->update_record('assign', $update); | |
622 | $this->instance = $DB->get_record('assign', array('id'=>$update->id), '*', MUST_EXIST); | |
623 | ||
624 | // load the assignment so the plugins have access to it | |
625 | ||
626 | // call save_settings hook for submission plugins | |
627 | foreach ($this->submissionplugins as $plugin) { | |
628 | if (!$this->update_plugin_instance($plugin, $formdata)) { | |
629 | print_error($plugin->get_error()); | |
630 | return false; | |
631 | } | |
632 | } | |
633 | foreach ($this->feedbackplugins as $plugin) { | |
634 | if (!$this->update_plugin_instance($plugin, $formdata)) { | |
635 | print_error($plugin->get_error()); | |
636 | return false; | |
637 | } | |
638 | } | |
639 | ||
640 | ||
641 | // update the database record | |
642 | ||
643 | ||
644 | // update all the calendar events | |
645 | $this->update_calendar($this->get_course_module()->id); | |
646 | ||
647 | $this->update_gradebook(false, $this->get_course_module()->id); | |
648 | ||
649 | $update = new stdClass(); | |
650 | $update->id = $this->get_instance()->id; | |
651 | $update->nosubmissions = (!$this->is_any_submission_plugin_enabled()) ? 1: 0; | |
652 | $DB->update_record('assign', $update); | |
653 | ||
654 | ||
655 | ||
656 | ||
657 | ||
658 | return $result; | |
659 | } | |
660 | ||
661 | /** | |
662 | * add elements in grading plugin form | |
663 | * | |
664 | * @param mixed $grade stdClass|null | |
665 | * @param MoodleQuickForm $mform | |
666 | * @param stdClass $data | |
667 | * @return void | |
668 | */ | |
669 | private function add_plugin_grade_elements($grade, MoodleQuickForm $mform, stdClass $data) { | |
670 | foreach ($this->feedbackplugins as $plugin) { | |
671 | if ($plugin->is_enabled() && $plugin->is_visible()) { | |
672 | $mform->addElement('header', 'header_' . $plugin->get_type(), $plugin->get_name()); | |
673 | if (!$plugin->get_form_elements($grade, $mform, $data)) { | |
674 | $mform->removeElement('header_' . $plugin->get_type()); | |
675 | } | |
676 | } | |
677 | } | |
678 | } | |
679 | ||
680 | ||
681 | ||
682 | /** | |
683 | * Add one plugins settings to edit plugin form | |
684 | * | |
685 | * @param assign_plugin $plugin The plugin to add the settings from | |
686 | * @param MoodleQuickForm $mform The form to add the configuration settings to. This form is modified directly (not returned) | |
687 | * @return void | |
688 | */ | |
689 | private function add_plugin_settings(assign_plugin $plugin, MoodleQuickForm $mform) { | |
690 | global $CFG; | |
691 | if ($plugin->is_visible()) { | |
692 | // enabled | |
693 | //tied disableIf rule to this select element | |
694 | $mform->addElement('selectyesno', $plugin->get_subtype() . '_' . $plugin->get_type() . '_enabled', $plugin->get_name()); | |
695 | $mform->addHelpButton($plugin->get_subtype() . '_' . $plugin->get_type() . '_enabled', 'enabled', $plugin->get_subtype() . '_' . $plugin->get_type()); | |
696 | ||
697 | $setting = $plugin->get_subtype() . '_' . $plugin->get_type() . '_default'; | |
698 | ||
699 | $default = $CFG->$setting; | |
700 | if ($plugin->get_config('enabled') !== false) { | |
701 | $default = $plugin->is_enabled(); | |
702 | } | |
703 | $mform->setDefault($plugin->get_subtype() . '_' . $plugin->get_type() . '_enabled', $default); | |
704 | ||
705 | $plugin->get_settings($mform); | |
706 | ||
707 | } | |
708 | ||
709 | } | |
710 | ||
711 | ||
712 | /** | |
713 | * Add settings to edit plugin form | |
714 | * | |
715 | * @param MoodleQuickForm $mform The form to add the configuration settings to. This form is modified directly (not returned) | |
716 | * @return void | |
717 | */ | |
718 | public function add_all_plugin_settings(MoodleQuickForm $mform) { | |
719 | $mform->addElement('header', 'general', get_string('submissionsettings', 'assign')); | |
720 | ||
721 | foreach ($this->submissionplugins as $plugin) { | |
722 | $this->add_plugin_settings($plugin, $mform); | |
723 | ||
724 | } | |
725 | $mform->addElement('header', 'general', get_string('feedbacksettings', 'assign')); | |
726 | foreach ($this->feedbackplugins as $plugin) { | |
727 | $this->add_plugin_settings($plugin, $mform); | |
728 | } | |
729 | } | |
730 | ||
731 | /** | |
732 | * Allow each plugin an opportunity to update the defaultvalues | |
733 | * passed in to the settings form (needed to set up draft areas for | |
734 | * editor and filemanager elements) | |
735 | * @param array $defaultvalues | |
736 | */ | |
737 | public function plugin_data_preprocessing(&$defaultvalues) { | |
738 | foreach ($this->submissionplugins as $plugin) { | |
739 | if ($plugin->is_visible()) { | |
740 | $plugin->data_preprocessing($defaultvalues); | |
741 | } | |
742 | } | |
743 | foreach ($this->feedbackplugins as $plugin) { | |
744 | if ($plugin->is_visible()) { | |
745 | $plugin->data_preprocessing($defaultvalues); | |
746 | } | |
747 | } | |
748 | } | |
749 | ||
750 | /** | |
751 | * Get the name of the current module. | |
752 | * | |
753 | * @return string the module name (Assignment) | |
754 | */ | |
755 | protected function get_module_name() { | |
756 | if (isset(self::$modulename)) { | |
757 | return self::$modulename; | |
758 | } | |
759 | self::$modulename = get_string('modulename', 'assign'); | |
760 | return self::$modulename; | |
761 | } | |
762 | ||
763 | /** | |
764 | * Get the plural name of the current module. | |
765 | * | |
766 | * @return string the module name plural (Assignments) | |
767 | */ | |
768 | protected function get_module_name_plural() { | |
769 | if (isset(self::$modulenameplural)) { | |
770 | return self::$modulenameplural; | |
771 | } | |
772 | self::$modulenameplural = get_string('modulenameplural', 'assign'); | |
773 | return self::$modulenameplural; | |
774 | } | |
775 | ||
776 | /** | |
777 | * Has this assignment been constructed from an instance? | |
778 | * | |
779 | * @return bool | |
780 | */ | |
781 | public function has_instance() { | |
782 | return $this->instance || $this->get_course_module(); | |
783 | } | |
784 | ||
785 | /** | |
786 | * Get the settings for the current instance of this assignment | |
787 | * | |
788 | * @return stdClass The settings | |
789 | */ | |
790 | public function get_instance() { | |
791 | global $DB; | |
792 | if ($this->instance) { | |
793 | return $this->instance; | |
794 | } | |
795 | if ($this->get_course_module()) { | |
796 | $this->instance = $DB->get_record('assign', array('id' => $this->get_course_module()->instance), '*', MUST_EXIST); | |
797 | } | |
798 | if (!$this->instance) { | |
799 | throw new coding_exception('Improper use of the assignment class. Cannot load the assignment record.'); | |
800 | } | |
801 | return $this->instance; | |
802 | } | |
803 | ||
804 | /** | |
805 | * Get the context of the current course | |
806 | * @return mixed context|null The course context | |
807 | */ | |
808 | public function get_course_context() { | |
809 | if (!$this->context && !$this->course) { | |
810 | throw new coding_exception('Improper use of the assignment class. Cannot load the course context.'); | |
811 | } | |
812 | if ($this->context) { | |
813 | return $this->context->get_course_context(); | |
814 | } else { | |
815 | return context_course::instance($this->course->id); | |
816 | } | |
817 | } | |
818 | ||
819 | ||
820 | /** | |
821 | * Get the current course module | |
822 | * | |
823 | * @return mixed stdClass|null The course module | |
824 | */ | |
825 | public function get_course_module() { | |
826 | if ($this->coursemodule) { | |
827 | return $this->coursemodule; | |
828 | } | |
829 | if (!$this->context) { | |
830 | return null; | |
831 | } | |
832 | ||
833 | if ($this->context->contextlevel == CONTEXT_MODULE) { | |
834 | $this->coursemodule = get_coursemodule_from_id('assign', $this->context->instanceid, 0, false, MUST_EXIST); | |
835 | return $this->coursemodule; | |
836 | } | |
837 | return null; | |
838 | } | |
839 | ||
840 | /** | |
841 | * Get context module | |
842 | * | |
843 | * @return context | |
844 | */ | |
845 | public function get_context() { | |
846 | return $this->context; | |
847 | } | |
848 | ||
849 | /** | |
850 | * Get the current course | |
851 | * @return mixed stdClass|null The course | |
852 | */ | |
853 | public function get_course() { | |
854 | global $DB; | |
855 | if ($this->course) { | |
856 | return $this->course; | |
857 | } | |
858 | ||
859 | if (!$this->context) { | |
860 | return null; | |
861 | } | |
862 | $this->course = $DB->get_record('course', array('id' => $this->get_course_context()->instanceid), '*', MUST_EXIST); | |
863 | return $this->course; | |
864 | } | |
865 | ||
866 | /** | |
867 | * Return a grade in user-friendly form, whether it's a scale or not | |
868 | * | |
869 | * @param mixed $grade int|null | |
870 | * @return string User-friendly representation of grade | |
871 | */ | |
872 | public function display_grade($grade) { | |
873 | global $DB; | |
874 | ||
875 | static $scalegrades = array(); | |
876 | ||
877 | ||
878 | ||
879 | if ($this->get_instance()->grade >= 0) { // Normal number | |
880 | if ($grade == -1 || $grade === null) { | |
881 | return '-'; | |
882 | } else { | |
883 | return format_float(($grade),2) .' / '. format_float($this->get_instance()->grade,2); | |
884 | } | |
885 | ||
886 | } else { // Scale | |
887 | if (empty($this->cache['scale'])) { | |
888 | if ($scale = $DB->get_record('scale', array('id'=>-($this->get_instance()->grade)))) { | |
889 | $this->cache['scale'] = make_menu_from_list($scale->scale); | |
890 | } else { | |
891 | return '-'; | |
892 | } | |
893 | } | |
894 | $scaleid = (int)$grade; | |
895 | if (isset($this->cache['scale'][$scaleid])) { | |
896 | return $this->cache['scale'][$scaleid]; | |
897 | } | |
898 | return '-'; | |
899 | } | |
900 | } | |
901 | ||
902 | /** | |
903 | * Load a list of users enrolled in the current course with the specified permission and group (0 for no group) | |
904 | * | |
905 | * @param int $currentgroup | |
906 | * @param bool $idsonly | |
907 | * @return array List of user records | |
908 | */ | |
909 | public function list_participants($currentgroup, $idsonly) { | |
910 | if ($idsonly) { | |
911 | return get_enrolled_users($this->context, "mod/assign:submit", $currentgroup, 'u.id'); | |
912 | } else { | |
913 | return get_enrolled_users($this->context, "mod/assign:submit", $currentgroup); | |
914 | } | |
915 | } | |
916 | ||
917 | /** | |
918 | * Load a count of users enrolled in the current course with the specified permission and group (0 for no group) | |
919 | * | |
920 | * @param int $currentgroup | |
921 | * @return int number of matching users | |
922 | */ | |
923 | public function count_participants($currentgroup) { | |
924 | return count_enrolled_users($this->context, "mod/assign:submit", $currentgroup); | |
925 | } | |
926 | ||
927 | /** | |
928 | * Load a count of users enrolled in the current course with the specified permission and group (optional) | |
929 | * | |
930 | * @param string $status The submission status - should match one of the constants | |
931 | * @return int number of matching submissions | |
932 | */ | |
933 | public function count_submissions_with_status($status) { | |
934 | global $DB; | |
935 | return $DB->count_records_sql("SELECT COUNT('x') | |
936 | FROM {assign_submission} | |
937 | WHERE assignment = ? AND | |
938 | status = ?", array($this->get_course_module()->instance, $status)); | |
939 | } | |
940 | ||
941 | /** | |
942 | * Utility function to get the userid for every row in the grading table | |
943 | * so the order can be frozen while we iterate it | |
944 | * | |
945 | * @return array An array of userids | |
946 | */ | |
947 | private function get_grading_userid_list(){ | |
948 | $filter = get_user_preferences('assign_filter', ''); | |
949 | $table = new assign_grading_table($this, 0, $filter); | |
950 | ||
951 | $useridlist = $table->get_column_data('userid'); | |
952 | ||
953 | return $useridlist; | |
954 | } | |
955 | ||
956 | ||
957 | /** | |
958 | * Utility function get the userid based on the row number of the grading table. | |
959 | * This takes into account any active filters on the table. | |
960 | * | |
961 | * @param int $num The row number of the user | |
962 | * @param bool $last This is set to true if this is the last user in the table | |
963 | * @return mixed The user id of the matching user or false if there was an error | |
964 | */ | |
965 | private function get_userid_for_row($num, $last){ | |
966 | if (!array_key_exists('userid_for_row', $this->cache)) { | |
967 | $this->cache['userid_for_row'] = array(); | |
968 | } | |
969 | if (array_key_exists($num, $this->cache['userid_for_row'])) { | |
970 | list($userid, $last) = $this->cache['userid_for_row'][$num]; | |
971 | return $userid; | |
972 | } | |
973 | ||
974 | $filter = get_user_preferences('assign_filter', ''); | |
975 | $table = new assign_grading_table($this, 0, $filter); | |
976 | ||
977 | $userid = $table->get_cell_data($num, 'userid', $last); | |
978 | ||
979 | $this->cache['userid_for_row'][$num] = array($userid, $last); | |
980 | return $userid; | |
981 | } | |
982 | ||
983 | /** | |
984 | * Return all assignment submissions by ENROLLED students (even empty) | |
985 | * | |
986 | * @param string $sort optional field names for the ORDER BY in the sql query | |
987 | * @param string $dir optional specifying the sort direction, defaults to DESC | |
988 | * @return array The submission objects indexed by id | |
989 | */ | |
990 | private function get_all_submissions( $sort="", $dir="DESC") { | |
991 | global $CFG, $DB; | |
992 | ||
993 | if ($sort == "lastname" or $sort == "firstname") { | |
994 | $sort = "u.$sort $dir"; | |
995 | } else if (empty($sort)) { | |
996 | $sort = "a.timemodified DESC"; | |
997 | } else { | |
998 | $sort = "a.$sort $dir"; | |
999 | } | |
1000 | ||
1001 | return $DB->get_records_sql("SELECT a.* | |
1002 | FROM {assign_submission} a, {user} u | |
1003 | WHERE u.id = a.userid | |
1004 | AND a.assignment = ? | |
1005 | ORDER BY $sort", array($this->get_instance()->id)); | |
1006 | ||
1007 | } | |
1008 | ||
1009 | /** | |
1010 | * Generate zip file from array of given files | |
1011 | * | |
1012 | * @param array $filesforzipping - array of files to pass into archive_to_pathname - this array is indexed by the final file name and each element in the array is an instance of a stored_file object | |
1013 | * @return path of temp file - note this returned file does not have a .zip extension - it is a temp file. | |
1014 | */ | |
1015 | private function pack_files($filesforzipping) { | |
1016 | global $CFG; | |
1017 | //create path for new zip file. | |
1018 | $tempzip = tempnam($CFG->tempdir.'/', 'assignment_'); | |
1019 | //zip files | |
1020 | $zipper = new zip_packer(); | |
1021 | if ($zipper->archive_to_pathname($filesforzipping, $tempzip)) { | |
1022 | return $tempzip; | |
1023 | } | |
1024 | return false; | |
1025 | } | |
1026 | ||
1027 | ||
1028 | /** | |
1029 | * Cron function to be run periodically according to the moodle cron | |
1030 | * Finds all assignment notifications that have yet to be mailed out, and mails them | |
1031 | * | |
1032 | * @return bool | |
1033 | */ | |
1034 | static function cron() { | |
1035 | global $CFG, $USER, $DB; | |
1036 | ||
1037 | ||
1038 | return true; | |
1039 | } | |
1040 | ||
1041 | /** | |
1042 | * Update a grade in the grade table for the assignment and in the gradebook | |
1043 | * | |
1044 | * @param stdClass $grade a grade record keyed on id | |
1045 | * @return bool true for success | |
1046 | */ | |
1047 | private function update_grade($grade) { | |
1048 | global $DB; | |
1049 | ||
1050 | $grade->timemodified = time(); | |
1051 | ||
1052 | if ($grade->grade && $grade->grade != -1) { | |
1053 | if ($this->get_instance()->grade > 0) { | |
1054 | if (!is_numeric($grade->grade)) { | |
1055 | return false; | |
1056 | } else if ($grade->grade > $this->get_instance()->grade) { | |
1057 | return false; | |
1058 | } else if ($grade->grade < 0) { | |
1059 | return false; | |
1060 | } | |
1061 | } else { | |
1062 | // this is a scale | |
1063 | if ($scale = $DB->get_record('scale', array('id' => -($this->get_instance()->grade)))) { | |
1064 | $scaleoptions = make_menu_from_list($scale->scale); | |
1065 | if (!array_key_exists((int) $grade->grade, $scaleoptions)) { | |
1066 | return false; | |
1067 | } | |
1068 | } | |
1069 | } | |
1070 | } | |
1071 | ||
1072 | $result = $DB->update_record('assign_grades', $grade); | |
1073 | if ($result) { | |
1074 | $this->gradebook_item_update(null, $grade); | |
1075 | } | |
1076 | return $result; | |
1077 | } | |
1078 | ||
1079 | /** | |
1080 | * display the submission that is used by a plugin | |
1081 | * Uses url parameters 'sid', 'gid' and 'plugin' | |
1082 | * @param string $pluginsubtype | |
1083 | * @return string | |
1084 | */ | |
1085 | private function view_plugin_content($pluginsubtype) { | |
1086 | global $USER; | |
1087 | ||
1088 | $o = ''; | |
1089 | ||
1090 | $submissionid = optional_param('sid', 0, PARAM_INT); | |
1091 | $gradeid = optional_param('gid', 0, PARAM_INT); | |
1092 | $plugintype = required_param('plugin', PARAM_TEXT); | |
1093 | $item = null; | |
1094 | if ($pluginsubtype == 'assignsubmission') { | |
1095 | $plugin = $this->get_submission_plugin_by_type($plugintype); | |
1096 | if ($submissionid <= 0) { | |
1097 | throw new coding_exception('Submission id should not be 0'); | |
1098 | } | |
1099 | $item = $this->get_submission($submissionid); | |
1100 | ||
1101 | // permissions | |
1102 | if ($item->userid != $USER->id) { | |
1103 | require_capability('mod/assign:grade', $this->context); | |
1104 | } | |
1105 | $o .= $this->output->render(new assign_header($this->get_instance(), | |
1106 | $this->get_context(), | |
1107 | $this->show_intro(), | |
1108 | $this->get_course_module()->id, | |
1109 | $plugin->get_name())); | |
1110 | $o .= $this->output->render(new assign_submission_plugin_submission($plugin, | |
1111 | $item, | |
1112 | assign_submission_plugin_submission::FULL, | |
1113 | $this->get_course_module()->id, | |
1114 | $this->get_return_action(), | |
1115 | $this->get_return_params())); | |
1116 | ||
1117 | $this->add_to_log('view submission', get_string('viewsubmissionforuser', 'assign', $item->userid)); | |
1118 | } else { | |
1119 | $plugin = $this->get_feedback_plugin_by_type($plugintype); | |
1120 | if ($gradeid <= 0) { | |
1121 | throw new coding_exception('Grade id should not be 0'); | |
1122 | } | |
1123 | $item = $this->get_grade($gradeid); | |
1124 | // permissions | |
1125 | if ($item->userid != $USER->id) { | |
1126 | require_capability('mod/assign:grade', $this->context); | |
1127 | } | |
1128 | $o .= $this->output->render(new assign_header($this->get_instance(), | |
1129 | $this->get_context(), | |
1130 | $this->show_intro(), | |
1131 | $this->get_course_module()->id, | |
1132 | $plugin->get_name())); | |
1133 | $o .= $this->output->render(new assign_feedback_plugin_feedback($plugin, | |
1134 | $item, | |
1135 | assign_feedback_plugin_feedback::FULL, | |
1136 | $this->get_course_module()->id, | |
1137 | $this->get_return_action(), | |
1138 | $this->get_return_params())); | |
1139 | $this->add_to_log('view feedback', get_string('viewfeedbackforuser', 'assign', $item->userid)); | |
1140 | } | |
1141 | ||
1142 | ||
1143 | $o .= $this->view_return_links(); | |
1144 | ||
1145 | $o .= $this->view_footer(); | |
1146 | return $o; | |
1147 | } | |
1148 | ||
1149 | /** | |
1150 | * render the content in editor that is often used by plugin | |
1151 | * | |
1152 | * @param string $filearea | |
1153 | * @param int $submissionid | |
1154 | * @param string $plugintype | |
1155 | * @param string $editor | |
1156 | * @param string $component | |
1157 | * @return string | |
1158 | */ | |
1159 | public function render_editor_content($filearea, $submissionid, $plugintype, $editor, $component) { | |
1160 | global $CFG; | |
1161 | ||
1162 | $result = ''; | |
1163 | ||
1164 | $plugin = $this->get_submission_plugin_by_type($plugintype); | |
1165 | ||
1166 | $text = $plugin->get_editor_text($editor, $submissionid); | |
1167 | $format = $plugin->get_editor_format($editor, $submissionid); | |
1168 | ||
1169 | $finaltext = file_rewrite_pluginfile_urls($text, 'pluginfile.php', $this->get_context()->id, $component, $filearea, $submissionid); | |
1170 | $result .= format_text($finaltext, $format, array('overflowdiv' => true, 'context' => $this->get_context())); | |
1171 | ||
1172 | ||
1173 | ||
1174 | if ($CFG->enableportfolios) { | |
1175 | require_once($CFG->libdir . '/portfoliolib.php'); | |
1176 | ||
1177 | $button = new portfolio_add_button(); | |
1178 | $button->set_callback_options('assign_portfolio_caller', array('cmid' => $this->get_course_module()->id, 'sid' => $submissionid, 'plugin' => $plugintype, 'editor' => $editor, 'area'=>$filearea), '/mod/assign/portfolio_callback.php'); | |
1179 | $fs = get_file_storage(); | |
1180 | ||
1181 | if ($files = $fs->get_area_files($this->context->id, $component,$filearea, $submissionid, "timemodified", false)) { | |
1182 | $button->set_formats(PORTFOLIO_FORMAT_RICHHTML); | |
1183 | } else { | |
1184 | $button->set_formats(PORTFOLIO_FORMAT_PLAINHTML); | |
1185 | } | |
1186 | $result .= $button->to_html(); | |
1187 | } | |
1188 | return $result; | |
1189 | } | |
1190 | ||
1191 | ||
1192 | /** | |
1193 | * Display the page footer | |
1194 | * | |
1195 | * @return None | |
1196 | */ | |
1197 | private function view_footer() { | |
1198 | return $this->output->render_footer(); | |
1199 | } | |
1200 | ||
1201 | /** | |
1202 | * Does this user have grade permission for this assignment | |
1203 | * | |
1204 | * @return bool | |
1205 | */ | |
1206 | private function can_grade() { | |
1207 | // Permissions check | |
1208 | if (!has_capability('mod/assign:grade', $this->context)) { | |
1209 | return false; | |
1210 | } | |
1211 | ||
1212 | return true; | |
1213 | } | |
1214 | ||
1215 | /** | |
1216 | * Download a zip file of all assignment submissions | |
1217 | * | |
1218 | * @return void | |
1219 | */ | |
1220 | private function download_submissions() { | |
1221 | global $CFG,$DB; | |
1222 | ||
1223 | // more efficient to load this here | |
1224 | require_once($CFG->libdir.'/filelib.php'); | |
1225 | ||
1226 | // load all submissions | |
1227 | $submissions = $this->get_all_submissions('',''); | |
1228 | ||
1229 | if (empty($submissions)) { | |
1230 | print_error('errornosubmissions', 'assign'); | |
1231 | return; | |
1232 | } | |
1233 | ||
1234 | // build a list of files to zip | |
1235 | $filesforzipping = array(); | |
1236 | $fs = get_file_storage(); | |
1237 | ||
1238 | $groupmode = groups_get_activity_groupmode($this->get_course_module()); | |
1239 | $groupid = 0; // All users | |
1240 | $groupname = ''; | |
1241 | if ($groupmode) { | |
1242 | $groupid = groups_get_activity_group($this->get_course_module(), true); | |
1243 | $groupname = groups_get_group_name($groupid).'-'; | |
1244 | } | |
1245 | ||
1246 | // construct the zip file name | |
1247 | $filename = str_replace(' ', '_', clean_filename($this->get_course()->shortname.'-'.$this->get_instance()->name.'-'.$groupname.$this->get_course_module()->id.".zip")); //name of new zip file. | |
1248 | ||
1249 | // get all the files for each submission | |
1250 | foreach ($submissions as $submission) { | |
1251 | $userid = $submission->userid; //get userid | |
1252 | if ((groups_is_member($groupid,$userid) or !$groupmode or !$groupid)) { | |
1253 | // get the plugins to add their own files to the zip | |
1254 | ||
1255 | $user = $DB->get_record("user", array("id"=>$userid),'id,username,firstname,lastname', MUST_EXIST); | |
1256 | ||
1257 | $prefix = clean_filename(fullname($user) . "_" .$userid . "_"); | |
1258 | ||
1259 | foreach ($this->submissionplugins as $plugin) { | |
1260 | if ($plugin->is_enabled() && $plugin->is_visible()) { | |
1261 | $pluginfiles = $plugin->get_files($submission); | |
1262 | ||
1263 | ||
1264 | foreach ($pluginfiles as $zipfilename => $file) { | |
1265 | $filesforzipping[$prefix . $zipfilename] = $file; | |
1266 | } | |
1267 | } | |
1268 | } | |
1269 | ||
1270 | } | |
1271 | } // end of foreach loop | |
1272 | if ($zipfile = $this->pack_files($filesforzipping)) { | |
1273 | $this->add_to_log('download all submissions', get_string('downloadall', 'assign')); | |
1274 | send_temp_file($zipfile, $filename); //send file and delete after sending. | |
1275 | } | |
1276 | } | |
1277 | ||
1278 | /** | |
1279 | * Util function to add a message to the log | |
1280 | * | |
1281 | * @param string $action The current action | |
1282 | * @param string $info A detailed description of the change. But no more than 255 characters. | |
1283 | * @param string $url The url to the assign module instance. | |
1284 | * @return void | |
1285 | */ | |
1286 | public function add_to_log($action = '', $info = '', $url='') { | |
1287 | global $USER; | |
1288 | ||
1289 | $fullurl = 'view.php?id=' . $this->get_course_module()->id; | |
1290 | if ($url != '') { | |
1291 | $fullurl .= '&' . $url; | |
1292 | } | |
1293 | ||
1294 | add_to_log($this->get_course()->id, 'assign', $action, $fullurl, $info, $this->get_course_module()->id, $USER->id); | |
1295 | } | |
1296 | ||
1297 | /** | |
1298 | * Load the submission object for a particular user, optionally creating it if required | |
1299 | * | |
1300 | * @param int $userid The id of the user whose submission we want or 0 in which case USER->id is used | |
1301 | * @param bool $create optional Defaults to false. If set to true a new submission object will be created in the database | |
1302 | * @return stdClass The submission | |
1303 | */ | |
1304 | private function get_user_submission($userid, $create) { | |
1305 | global $DB, $USER; | |
1306 | ||
1307 | if (!$userid) { | |
1308 | $userid = $USER->id; | |
1309 | } | |
1310 | // if the userid is not null then use userid | |
1311 | $submission = $DB->get_record('assign_submission', array('assignment'=>$this->get_instance()->id, 'userid'=>$userid)); | |
1312 | ||
1313 | if ($submission) { | |
1314 | return $submission; | |
1315 | } | |
1316 | if ($create) { | |
1317 | $submission = new stdClass(); | |
1318 | $submission->assignment = $this->get_instance()->id; | |
1319 | $submission->userid = $userid; | |
1320 | $submission->timecreated = time(); | |
1321 | $submission->timemodified = $submission->timecreated; | |
1322 | ||
1323 | if ($this->get_instance()->submissiondrafts) { | |
1324 | $submission->status = ASSIGN_SUBMISSION_STATUS_DRAFT; | |
1325 | } else { | |
1326 | $submission->status = ASSIGN_SUBMISSION_STATUS_SUBMITTED; | |
1327 | } | |
1328 | $sid = $DB->insert_record('assign_submission', $submission); | |
1329 | $submission->id = $sid; | |
1330 | return $submission; | |
1331 | } | |
1332 | return false; | |
1333 | } | |
1334 | ||
1335 | /** | |
1336 | * Load the submission object from it's id | |
1337 | * | |
1338 | * @param int $submissionid The id of the submission we want | |
1339 | * @return stdClass The submission | |
1340 | */ | |
1341 | private function get_submission($submissionid) { | |
1342 | global $DB; | |
1343 | ||
1344 | return $DB->get_record('assign_submission', array('assignment'=>$this->get_instance()->id, 'id'=>$submissionid), '*', MUST_EXIST); | |
1345 | } | |
1346 | ||
1347 | /** | |
1348 | * This will retrieve a grade object from the db, optionally creating it if required | |
1349 | * | |
1350 | * @param int $userid The user we are grading | |
1351 | * @param bool $create If true the grade will be created if it does not exist | |
1352 | * @return stdClass The grade record | |
1353 | */ | |
1354 | private function get_user_grade($userid, $create) { | |
1355 | global $DB, $USER; | |
1356 | ||
1357 | if (!$userid) { | |
1358 | $userid = $USER->id; | |
1359 | } | |
1360 | ||
1361 | // if the userid is not null then use userid | |
1362 | $grade = $DB->get_record('assign_grades', array('assignment'=>$this->get_instance()->id, 'userid'=>$userid)); | |
1363 | ||
1364 | if ($grade) { | |
1365 | return $grade; | |
1366 | } | |
1367 | if ($create) { | |
1368 | $grade = new stdClass(); | |
1369 | $grade->assignment = $this->get_instance()->id; | |
1370 | $grade->userid = $userid; | |
1371 | $grade->timecreated = time(); | |
1372 | $grade->timemodified = $grade->timecreated; | |
1373 | $grade->locked = 0; | |
1374 | $grade->grade = -1; | |
1375 | $grade->grader = $USER->id; | |
1376 | $gid = $DB->insert_record('assign_grades', $grade); | |
1377 | $grade->id = $gid; | |
1378 | return $grade; | |
1379 | } | |
1380 | return false; | |
1381 | } | |
1382 | ||
1383 | /** | |
1384 | * This will retrieve a grade object from the db | |
1385 | * | |
1386 | * @param int $gradeid The id of the grade | |
1387 | * @return stdClass The grade record | |
1388 | */ | |
1389 | private function get_grade($gradeid) { | |
1390 | global $DB; | |
1391 | ||
1392 | return $DB->get_record('assign_grades', array('assignment'=>$this->get_instance()->id, 'id'=>$gradeid), '*', MUST_EXIST); | |
1393 | } | |
1394 | ||
1395 | /** | |
1396 | * Print the grading page for a single user submission | |
1397 | * | |
1398 | * @param moodleform $mform | |
1399 | * @param int $offset | |
1400 | * @return string | |
1401 | */ | |
1402 | private function view_single_grade_page($mform, $offset=0) { | |
1403 | global $DB, $CFG; | |
1404 | ||
1405 | $o = ''; | |
1406 | ||
1407 | // Include grade form | |
1408 | require_once($CFG->dirroot . '/mod/assign/gradeform.php'); | |
1409 | ||
1410 | // Need submit permission to submit an assignment | |
1411 | require_capability('mod/assign:grade', $this->context); | |
1412 | ||
1413 | $o .= $this->output->render(new assign_header($this->get_instance(), | |
1414 | $this->get_context(), false, $this->get_course_module()->id,get_string('grading', 'assign'))); | |
1415 | ||
1416 | $rownum = required_param('rownum', PARAM_INT) + $offset; | |
1417 | $useridlist = optional_param('useridlist', '', PARAM_TEXT); | |
1418 | if ($useridlist) { | |
1419 | $useridlist = explode(',', $useridlist); | |
1420 | } else { | |
1421 | $useridlist = $this->get_grading_userid_list(); | |
1422 | } | |
1423 | $last = false; | |
1424 | $userid = $useridlist[$rownum]; | |
1425 | if ($rownum == count($useridlist) - 1) { | |
1426 | $last = true; | |
1427 | } | |
1428 | // the placement of this is important so can pass the list of userids above | |
1429 | if ($offset) { | |
1430 | $_POST = array(); | |
1431 | } | |
1432 | if(!$userid){ | |
1433 | throw new coding_exception('Row is out of bounds for the current grading table: ' . $rownum); | |
1434 | } | |
1435 | $user = $DB->get_record('user', array('id' => $userid)); | |
1436 | if ($user) { | |
1437 | $o .= $this->output->render(new assign_user_summary($user, $this->get_course()->id, has_capability('moodle/site:viewfullnames', $this->get_course_context()))); | |
1438 | } | |
1439 | $submission = $this->get_user_submission($userid, false); | |
1440 | // get the current grade | |
1441 | $grade = $this->get_user_grade($userid, false); | |
1442 | if ($this->can_view_submission($userid)) { | |
1443 | $gradelocked = ($grade && $grade->locked) || $this->grading_disabled($userid); | |
1444 | $o .= $this->output->render(new assign_submission_status($this->get_instance()->allowsubmissionsfromdate, | |
1445 | $this->get_instance()->alwaysshowdescription, | |
1446 | $submission, | |
1447 | $this->is_any_submission_plugin_enabled(), | |
1448 | $gradelocked, | |
1449 | $this->is_graded($userid), | |
1450 | $this->get_instance()->duedate, | |
1451 | $this->get_submission_plugins(), | |
1452 | $this->get_return_action(), | |
1453 | $this->get_return_params(), | |
1454 | $this->get_course_module()->id, | |
1455 | assign_submission_status::GRADER_VIEW, | |
1456 | false, | |
1457 | false)); | |
1458 | } | |
1459 | if ($grade) { | |
1460 | $data = new stdClass(); | |
1461 | if ($grade->grade >= 0) { | |
1462 | $data->grade = format_float($grade->grade,2); | |
1463 | } | |
1464 | } else { | |
1465 | $data = new stdClass(); | |
1466 | $data->grade = ''; | |
1467 | } | |
1468 | ||
1469 | // now show the grading form | |
1470 | if (!$mform) { | |
1471 | $mform = new mod_assign_grade_form(null, array($this, $data, array('rownum'=>$rownum, 'useridlist'=>$useridlist, 'last'=>$last)), 'post', '', array('class'=>'gradeform')); | |
1472 | } | |
1473 | $o .= $this->output->render(new assign_form('gradingform',$mform)); | |
1474 | ||
1475 | $this->add_to_log('view grading form', get_string('viewgradingformforstudent', 'assign', array('id'=>$user->id, 'fullname'=>fullname($user)))); | |
1476 | ||
1477 | $o .= $this->view_footer(); | |
1478 | return $o; | |
1479 | } | |
1480 | ||
1481 | ||
1482 | ||
1483 | /** | |
1484 | * View a link to go back to the previous page. Uses url parameters returnaction and returnparams. | |
1485 | * | |
1486 | * @return string | |
1487 | */ | |
1488 | private function view_return_links() { | |
1489 | ||
1490 | $returnaction = optional_param('returnaction','', PARAM_ALPHA); | |
1491 | $returnparams = optional_param('returnparams','', PARAM_TEXT); | |
1492 | ||
1493 | $params = array(); | |
1494 | parse_str($returnparams, $params); | |
1495 | $params = array_merge( array('id' => $this->get_course_module()->id, 'action' => $returnaction), $params); | |
1496 | ||
1497 | return $this->output->single_button(new moodle_url('/mod/assign/view.php', $params), get_string('back'), 'get'); | |
1498 | ||
1499 | } | |
1500 | ||
1501 | /** | |
1502 | * View the grading table of all submissions for this assignment | |
1503 | * | |
1504 | * @return string | |
1505 | */ | |
1506 | private function view_grading_table() { | |
1507 | global $USER, $CFG; | |
1508 | // Include grading options form | |
1509 | require_once($CFG->dirroot . '/mod/assign/gradingoptionsform.php'); | |
1510 | require_once($CFG->dirroot . '/mod/assign/gradingactionsform.php'); | |
1511 | require_once($CFG->dirroot . '/mod/assign/gradingbatchoperationsform.php'); | |
1512 | $o = ''; | |
1513 | ||
1514 | $links = array(); | |
1515 | $selecturl = (string)(new moodle_url('/mod/assign/view.php', | |
1516 | array('action'=>'grading', 'id'=>$this->get_course_module()->id))); | |
1517 | $links[$selecturl] = get_string('selectlink', 'assign'); | |
1518 | if (has_capability('gradereport/grader:view', $this->get_course_context()) && | |
1519 | has_capability('moodle/grade:viewall', $this->get_course_context())) { | |
1520 | $gradebookurl = (string) (new moodle_url('/grade/report/grader/index.php', | |
1521 | array('id' => $this->get_course()->id))); | |
1522 | $links[$gradebookurl] = get_string('viewgradebook', 'assign'); | |
1523 | } | |
1524 | if ($this->is_any_submission_plugin_enabled()) { | |
1525 | $downloadurl = (string) (new moodle_url('/mod/assign/view.php', | |
1526 | array('id' => $this->get_course_module()->id, | |
1527 | 'action' => 'downloadall'))); | |
1528 | $links[$downloadurl] = get_string('downloadall', 'assign'); | |
1529 | } | |
1530 | $gradingactionsform = new mod_assign_grading_actions_form(null, | |
1531 | array('links'=>$links, | |
1532 | 'cm'=>$this->get_course_module()->id), | |
1533 | 'post', '', | |
1534 | array('class'=>'gradingactionsform')); | |
1535 | ||
1536 | $perpage = get_user_preferences('assign_perpage', 10); | |
1537 | $filter = get_user_preferences('assign_filter', ''); | |
1538 | // print options for changing the filter and changing the number of results per page | |
1539 | $gradingoptionsform = new mod_assign_grading_options_form(null, | |
1540 | array('cm'=>$this->get_course_module()->id, | |
1541 | 'contextid'=>$this->context->id, | |
1542 | 'userid'=>$USER->id), | |
1543 | 'post', '', | |
1544 | array('class'=>'gradingoptionsform')); | |
1545 | ||
1546 | $gradingbatchoperationsform = new mod_assign_grading_batch_operations_form(null, | |
1547 | array('cm'=>$this->get_course_module()->id, | |
1548 | 'submissiondrafts'=>$this->get_instance()->submissiondrafts), | |
1549 | 'post', '', | |
1550 | array('class'=>'gradingbatchoperationsform')); | |
1551 | ||
1552 | $gradingoptionsdata = new stdClass(); | |
1553 | $gradingoptionsdata->perpage = $perpage; | |
1554 | $gradingoptionsdata->filter = $filter; | |
1555 | $gradingoptionsform->set_data($gradingoptionsdata); | |
1556 | ||
1557 | // plagiarism update status apearring in the grading book | |
1558 | if (!empty($CFG->enableplagiarism)) { | |
1559 | /** Include plagiarismlib.php */ | |
1560 | require_once($CFG->libdir . '/plagiarismlib.php'); | |
1561 | plagiarism_update_status($this->get_course(), $this->get_course_module()); | |
1562 | } | |
1563 | ||
1564 | $o .= $this->output->render(new assign_form('gradingactionsform', $gradingactionsform)); | |
1565 | $o .= $this->output->render(new assign_form('gradingoptionsform', $gradingoptionsform)); | |
1566 | ||
1567 | // load and print the table of submissions | |
1568 | $o .= $this->output->render(new assign_grading_table($this, $perpage, $filter)); | |
1569 | ||
1570 | $currentgroup = groups_get_activity_group($this->get_course_module(), true); | |
1571 | $users = array_keys($this->list_participants($currentgroup, true)); | |
1572 | if (count($users) != 0) { | |
1573 | // if no enrolled user in a course then don't display the batch operations feature | |
1574 | $o .= $this->output->render(new assign_form('gradingbatchoperationsform', $gradingbatchoperationsform)); | |
1575 | } | |
1576 | return $o; | |
1577 | } | |
1578 | ||
1579 | /** | |
1580 | * View entire grading page. | |
1581 | * | |
1582 | * @return string | |
1583 | */ | |
1584 | private function view_grading_page() { | |
1585 | global $CFG; | |
1586 | ||
1587 | $o = ''; | |
1588 | // Need submit permission to submit an assignment | |
1589 | require_capability('mod/assign:grade', $this->context); | |
1590 | require_once($CFG->dirroot . '/mod/assign/gradeform.php'); | |
1591 | ||
1592 | // only load this if it is | |
1593 | ||
1594 | $o .= $this->output->render(new assign_header($this->get_instance(), | |
1595 | $this->get_context(), false, $this->get_course_module()->id, get_string('grading', 'assign'))); | |
1596 | $o .= groups_print_activity_menu($this->get_course_module(), $CFG->wwwroot . '/mod/assign/view.php?id=' . $this->get_course_module()->id.'&action=grading', true); | |
1597 | ||
1598 | ||
1599 | $o .= $this->view_grading_table(); | |
1600 | ||
1601 | $o .= $this->view_footer(); | |
1602 | $this->add_to_log('view submission grading table', get_string('viewsubmissiongradingtable', 'assign')); | |
1603 | return $o; | |
1604 | } | |
1605 | ||
1606 | /** | |
1607 | * Capture the output of the plagiarism plugins disclosures and return it as a string | |
1608 | * | |
1609 | * @return void | |
1610 | */ | |
1611 | private function plagiarism_print_disclosure() { | |
1612 | global $CFG; | |
1613 | $o = ''; | |
1614 | ||
1615 | if (!empty($CFG->enableplagiarism)) { | |
1616 | /** Include plagiarismlib.php */ | |
1617 | require_once($CFG->libdir . '/plagiarismlib.php'); | |
1618 | ob_start(); | |
1619 | ||
1620 | plagiarism_print_disclosure($this->get_course_module()->id); | |
1621 | $o = ob_get_contents(); | |
1622 | ob_end_clean(); | |
1623 | } | |
1624 | ||
1625 | return $o; | |
1626 | } | |
1627 | ||
1628 | /** | |
1629 | * message for students when assignment submissions have been closed | |
1630 | * | |
1631 | * @return string | |
1632 | */ | |
1633 | private function view_student_error_message() { | |
1634 | global $CFG; | |
1635 | ||
1636 | $o = ''; | |
1637 | // Need submit permission to submit an assignment | |
1638 | require_capability('mod/assign:submit', $this->context); | |
1639 | ||
1640 | $o .= $this->output->render(new assign_header($this->get_instance(), | |
1641 | $this->get_context(), | |
1642 | $this->show_intro(), | |
1643 | $this->get_course_module()->id, | |
1644 | get_string('editsubmission', 'assign'))); | |
1645 | ||
1646 | $o .= $this->output->notification('This assignment is no longer accepting submissions'); | |
1647 | ||
1648 | $o .= $this->view_footer(); | |
1649 | ||
1650 | return $o; | |
1651 | ||
1652 | } | |
1653 | ||
1654 | /** | |
1655 | * View edit submissions page. | |
1656 | * | |
1657 | * @param moodleform $mform | |
1658 | * @return void | |
1659 | */ | |
1660 | private function view_edit_submission_page($mform) { | |
1661 | global $CFG; | |
1662 | ||
1663 | $o = ''; | |
1664 | // Include submission form | |
1665 | require_once($CFG->dirroot . '/mod/assign/submission_form.php'); | |
1666 | // Need submit permission to submit an assignment | |
1667 | require_capability('mod/assign:submit', $this->context); | |
1668 | ||
1669 | if (!$this->submissions_open()) { | |
1670 | $subclosed = ''; | |
1671 | $subclosed .= $this->view_student_error_message(); | |
1672 | return $subclosed; | |
1673 | } | |
1674 | $o .= $this->output->render(new assign_header($this->get_instance(), | |
1675 | $this->get_context(), | |
1676 | $this->show_intro(), | |
1677 | $this->get_course_module()->id, | |
1678 | get_string('editsubmission', 'assign'))); | |
1679 | $o .= $this->plagiarism_print_disclosure(); | |
1680 | $data = new stdClass(); | |
1681 | ||
1682 | if (!$mform) { | |
1683 | $mform = new mod_assign_submission_form(null, array($this, $data)); | |
1684 | } | |
1685 | ||
1686 | $o .= $this->output->render(new assign_form('editsubmissionform',$mform)); | |
1687 | ||
1688 | $o .= $this->view_footer(); | |
1689 | $this->add_to_log('view submit assignment form', get_string('viewownsubmissionform', 'assign')); | |
1690 | ||
1691 | return $o; | |
1692 | } | |
1693 | ||
1694 | /** | |
1695 | * See if this assignment has a grade yet | |
1696 | * | |
1697 | * @param int $userid | |
1698 | * @return bool | |
1699 | */ | |
1700 | private function is_graded($userid) { | |
1701 | $grade = $this->get_user_grade($userid, false); | |
1702 | if ($grade) { | |
1703 | return ($grade->grade != ''); | |
1704 | } | |
1705 | return false; | |
1706 | } | |
1707 | ||
1708 | ||
1709 | /** | |
1710 | * Perform an access check to see if the current $USER can view this users submission | |
1711 | * | |
1712 | * @param int $userid | |
1713 | * @return bool | |
1714 | */ | |
1715 | public function can_view_submission($userid) { | |
1716 | global $USER; | |
1717 | ||
1718 | if (!is_enrolled($this->get_course_context(), $userid)) { | |
1719 | return false; | |
1720 | } | |
1721 | if ($userid == $USER->id && !has_capability('mod/assign:submit', $this->context)) { | |
1722 | return false; | |
1723 | } | |
1724 | if ($userid != $USER->id && !has_capability('mod/assign:grade', $this->context)) { | |
1725 | return false; | |
1726 | } | |
1727 | return true; | |
1728 | } | |
1729 | ||
1730 | /** | |
1731 | * Ask the user to confirm they want to perform this batch operation | |
1732 | * @return string | |
1733 | */ | |
1734 | private function process_batch_grading_operation() { | |
1735 | global $CFG; | |
1736 | require_once($CFG->dirroot . '/mod/assign/gradingbatchoperationsform.php'); | |
1737 | require_sesskey(); | |
1738 | ||
1739 | $gradingbatchoperationsform = new mod_assign_grading_batch_operations_form(null, | |
1740 | array('cm'=>$this->get_course_module()->id, | |
1741 | 'submissiondrafts'=>$this->get_instance()->submissiondrafts), | |
1742 | 'post', '', | |
1743 | array('class'=>'gradingbatchoperationsform')); | |
1744 | ||
1745 | if ($data = $gradingbatchoperationsform->get_data()) { | |
1746 | // get the list of users | |
1747 | $users = $data->selectedusers; | |
1748 | $userlist = explode(',', $users); | |
1749 | ||
1750 | foreach ($userlist as $userid) { | |
1751 | if ($data->operation == 'lock') { | |
1752 | $this->process_lock($userid); | |
1753 | } else if ($data->operation == 'unlock') { | |
1754 | $this->process_unlock($userid); | |
1755 | } else if ($data->operation == 'reverttodraft') { | |
1756 | $this->process_revert_to_draft($userid); | |
1757 | } | |
1758 | } | |
1759 | } | |
1760 | ||
1761 | return true; | |
1762 | } | |
1763 | ||
1764 | /** | |
1765 | * Ask the user to confirm they want to submit their work for grading | |
1766 | * @return string | |
1767 | */ | |
1768 | private function check_submit_for_grading() { | |
1769 | global $USER; | |
1770 | // Check that all of the submission plugins are ready for this submission | |
1771 | $notifications = array(); | |
1772 | $submission = $this->get_user_submission($USER->id, false); | |
1773 | $plugins = $this->get_submission_plugins(); | |
1774 | foreach ($plugins as $plugin) { | |
1775 | if ($plugin->is_enabled() && $plugin->is_visible()) { | |
1776 | $check = $plugin->precheck_submission($submission); | |
1777 | if ($check !== true) { | |
1778 | $notifications[] = $check; | |
1779 | } | |
1780 | } | |
1781 | } | |
1782 | ||
1783 | $o = ''; | |
1784 | $o .= $this->output->header(); | |
1785 | $o .= $this->output->render(new assign_submit_for_grading_page($notifications, $this->get_course_module()->id)); | |
1786 | $o .= $this->view_footer(); | |
1787 | return $o; | |
1788 | } | |
1789 | ||
1790 | /** | |
1791 | * Print 2 tables of information with no action links - | |
1792 | * the submission summary and the grading summary | |
1793 | * | |
1794 | * @param stdClass $user the user to print the report for | |
1795 | * @param bool $showlinks - Return plain text or links to the profile | |
1796 | * @return string - the html summary | |
1797 | */ | |
1798 | public function view_student_summary($user, $showlinks) { | |
1799 | global $CFG, $DB, $PAGE; | |
1800 | ||
1801 | $grade = $this->get_user_grade($user->id, false); | |
1802 | $submission = $this->get_user_submission($user->id, false); | |
1803 | $o = ''; | |
1804 | ||
1805 | if ($this->can_view_submission($user->id)) { | |
1806 | $showedit = has_capability('mod/assign:submit', $this->context) && | |
1807 | $this->submissions_open() && ($this->is_any_submission_plugin_enabled()) && $showlinks; | |
1808 | $showsubmit = $submission && ($submission->status == ASSIGN_SUBMISSION_STATUS_DRAFT) && $showlinks; | |
1809 | $gradelocked = ($grade && $grade->locked) || $this->grading_disabled($user->id); | |
1810 | ||
1811 | $o .= $this->output->render(new assign_submission_status($this->get_instance()->allowsubmissionsfromdate, | |
1812 | $this->get_instance()->alwaysshowdescription, | |
1813 | $submission, | |
1814 | $this->is_any_submission_plugin_enabled(), | |
1815 | $gradelocked, | |
1816 | $this->is_graded($user->id), | |
1817 | $this->get_instance()->duedate, | |
1818 | $this->get_submission_plugins(), | |
1819 | $this->get_return_action(), | |
1820 | $this->get_return_params(), | |
1821 | $this->get_course_module()->id, | |
1822 | assign_submission_status::STUDENT_VIEW, | |
1823 | $showedit, | |
1824 | $showsubmit)); | |
1825 | require_once($CFG->libdir.'/gradelib.php'); | |
1826 | require_once($CFG->dirroot.'/grade/grading/lib.php'); | |
1827 | ||
1828 | $gradinginfo = grade_get_grades($this->get_course()->id, | |
1829 | 'mod', | |
1830 | 'assign', | |
1831 | $this->get_instance()->id, | |
1832 | $user->id); | |
1833 | ||
1834 | $gradingitem = $gradinginfo->items[0]; | |
1835 | $gradebookgrade = $gradingitem->grades[$user->id]; | |
1836 | ||
1837 | // check to see if all feedback plugins are empty | |
1838 | $emptyplugins = true; | |
1839 | if ($grade) { | |
1840 | foreach ($this->get_feedback_plugins() as $plugin) { | |
1841 | if ($plugin->is_visible() && $plugin->is_enabled()) { | |
1842 | if (!$plugin->is_empty($grade)) { | |
1843 | $emptyplugins = false; | |
1844 | } | |
1845 | } | |
1846 | } | |
1847 | } | |
1848 | ||
1849 | ||
1850 | if (!($gradebookgrade->hidden) && ($gradebookgrade->grade !== null || !$emptyplugins)) { | |
1851 | ||
1852 | $gradefordisplay = ''; | |
1853 | $gradingmanager = get_grading_manager($this->get_context(), 'mod_assign', 'submissions'); | |
1854 | ||
1855 | if ($controller = $gradingmanager->get_active_controller()) { | |
1856 | $controller->set_grade_range(make_grades_menu($this->get_instance()->grade)); | |
1857 | $gradefordisplay = $controller->render_grade($PAGE, | |
1858 | $grade->id, | |
1859 | $gradingitem, | |
1860 | $gradebookgrade->str_long_grade, | |
1861 | has_capability('mod/assign:grade', $this->get_context())); | |
1862 | } else { | |
1863 | $gradefordisplay = $this->display_grade($gradebookgrade->grade); | |
1864 | } | |
1865 | ||
1866 | $gradeddate = $gradebookgrade->dategraded; | |
1867 | $grader = $DB->get_record('user', array('id'=>$gradebookgrade->usermodified)); | |
1868 | ||
1869 | $feedbackstatus = new assign_feedback_status($gradefordisplay, | |
1870 | $gradeddate, | |
1871 | $grader, | |
1872 | $this->get_feedback_plugins(), | |
1873 | $grade, | |
1874 | $this->get_course_module()->id, | |
1875 | $this->get_return_action(), | |
1876 | $this->get_return_params()); | |
1877 | ||
1878 | $o .= $this->output->render($feedbackstatus); | |
1879 | } | |
1880 | ||
1881 | } | |
1882 | return $o; | |
1883 | } | |
1884 | ||
1885 | /** | |
1886 | * View submissions page (contains details of current submission). | |
1887 | * | |
1888 | * @return string | |
1889 | */ | |
1890 | private function view_submission_page() { | |
1891 | global $CFG, $DB, $USER, $PAGE; | |
1892 | ||
1893 | $o = ''; | |
1894 | $o .= $this->output->render(new assign_header($this->get_instance(), | |
1895 | $this->get_context(), | |
1896 | $this->show_intro(), | |
1897 | $this->get_course_module()->id)); | |
1898 | ||
1899 | if ($this->can_grade()) { | |
1900 | $o .= $this->output->render(new assign_grading_summary($this->count_participants(0), | |
1901 | $this->get_instance()->submissiondrafts, | |
1902 | $this->count_submissions_with_status(ASSIGN_SUBMISSION_STATUS_DRAFT), | |
1903 | $this->is_any_submission_plugin_enabled(), | |
1904 | $this->count_submissions_with_status(ASSIGN_SUBMISSION_STATUS_SUBMITTED), | |
1905 | $this->get_instance()->duedate, | |
1906 | $this->get_course_module()->id | |
1907 | )); | |
1908 | } | |
1909 | $grade = $this->get_user_grade($USER->id, false); | |
1910 | $submission = $this->get_user_submission($USER->id, false); | |
1911 | ||
1912 | if ($this->can_view_submission($USER->id)) { | |
1913 | $o .= $this->view_student_summary($USER, true); | |
1914 | } | |
1915 | ||
1916 | ||
1917 | $o .= $this->view_footer(); | |
1918 | $this->add_to_log('view', get_string('viewownsubmissionstatus', 'assign')); | |
1919 | return $o; | |
1920 | } | |
1921 | ||
1922 | /** | |
1923 | * convert the final raw grade(s) in the grading table for the gradebook | |
1924 | * | |
1925 | * @param stdClass $grade | |
1926 | * @return array | |
1927 | */ | |
1928 | private function convert_grade_for_gradebook(stdClass $grade) { | |
1929 | $gradebookgrade = array(); | |
1930 | // trying to match those array keys in grade update function in gradelib.php | |
1931 | // with keys in th database table assign_grades | |
1932 | // starting around line 262 | |
1933 | $gradebookgrade['rawgrade'] = $grade->grade; | |
1934 | $gradebookgrade['userid'] = $grade->userid; | |
1935 | $gradebookgrade['usermodified'] = $grade->grader; | |
1936 | $gradebookgrade['datesubmitted'] = NULL; | |
1937 | $gradebookgrade['dategraded'] = $grade->timemodified; | |
1938 | if (isset($grade->feedbackformat)) { | |
1939 | $gradebookgrade['feedbackformat'] = $grade->feedbackformat; | |
1940 | } | |
1941 | if (isset($grade->feedbacktext)) { | |
1942 | $gradebookgrade['feedback'] = $grade->feedbacktext; | |
1943 | } | |
1944 | ||
1945 | return $gradebookgrade; | |
1946 | } | |
1947 | ||
1948 | /** | |
1949 | * convert submission details for the gradebook | |
1950 | * | |
1951 | * @param stdClass $submission | |
1952 | * @return array | |
1953 | */ | |
1954 | private function convert_submission_for_gradebook(stdClass $submission) { | |
1955 | $gradebookgrade = array(); | |
1956 | ||
1957 | ||
1958 | $gradebookgrade['userid'] = $submission->userid; | |
1959 | $gradebookgrade['usermodified'] = $submission->userid; | |
1960 | $gradebookgrade['datesubmitted'] = $submission->timemodified; | |
1961 | ||
1962 | return $gradebookgrade; | |
1963 | } | |
1964 | ||
1965 | /** | |
1966 | * update grades in the gradebook | |
1967 | * | |
1968 | * @param mixed $submission stdClass|null | |
1969 | * @param mixed $grade stdClass|null | |
1970 | * @return bool | |
1971 | */ | |
1972 | private function gradebook_item_update($submission=NULL, $grade=NULL) { | |
1973 | ||
1974 | if($submission != NULL){ | |
1975 | ||
1976 | $gradebookgrade = $this->convert_submission_for_gradebook($submission); | |
1977 | ||
1978 | ||
1979 | }else{ | |
1980 | ||
1981 | ||
1982 | $gradebookgrade = $this->convert_grade_for_gradebook($grade); | |
1983 | } | |
1984 | $assign = clone $this->get_instance(); | |
1985 | $assign->cmidnumber = $this->get_course_module()->id; | |
1986 | ||
1987 | return assign_grade_item_update($assign, $gradebookgrade); | |
1988 | } | |
1989 | ||
1990 | /** | |
1991 | * update grades in the gradebook based on submission time | |
1992 | * | |
1993 | * @param stdClass $submission | |
1994 | * @param bool $updatetime | |
1995 | * @return bool | |
1996 | */ | |
1997 | private function update_submission(stdClass $submission, $updatetime=true) { | |
1998 | global $DB; | |
1999 | ||
2000 | if ($updatetime) { | |
2001 | $submission->timemodified = time(); | |
2002 | } | |
2003 | $result= $DB->update_record('assign_submission', $submission); | |
2004 | if ($result) { | |
2005 | $this->gradebook_item_update($submission); | |
2006 | } | |
2007 | return $result; | |
2008 | } | |
2009 | ||
2010 | /** | |
2011 | * Is this assignment open for submissions? | |
2012 | * | |
2013 | * Check the due date, | |
2014 | * prevent late submissions, | |
2015 | * has this person already submitted, | |
2016 | * is the assignment locked? | |
2017 | * | |
2018 | * @return bool | |
2019 | */ | |
2020 | private function submissions_open() { | |
2021 | global $USER; | |
2022 | ||
2023 | $time = time(); | |
2024 | $dateopen = true; | |
2025 | if ($this->get_instance()->preventlatesubmissions && $this->get_instance()->duedate) { | |
2026 | $dateopen = ($this->get_instance()->allowsubmissionsfromdate <= $time && $time <= $this->get_instance()->duedate); | |
2027 | } else { | |
2028 | $dateopen = ($this->get_instance()->allowsubmissionsfromdate <= $time); | |
2029 | } | |
2030 | ||
2031 | if (!$dateopen) { | |
2032 | return false; | |
2033 | } | |
2034 | ||
2035 | // now check if this user has already submitted etc. | |
2036 | if (!is_enrolled($this->get_course_context(), $USER)) { | |
2037 | return false; | |
2038 | } | |
2039 | if ($submission = $this->get_user_submission($USER->id, false)) { | |
2040 | if ($this->get_instance()->submissiondrafts && $submission->status == ASSIGN_SUBMISSION_STATUS_SUBMITTED) { | |
2041 | // drafts are tracked and the student has submitted the assignment | |
2042 | return false; | |
2043 | } | |
2044 | } | |
2045 | if ($grade = $this->get_user_grade($USER->id, false)) { | |
2046 | if ($grade->locked) { | |
2047 | return false; | |
2048 | } | |
2049 | } | |
2050 | ||
2051 | if ($this->grading_disabled($USER->id)) { | |
2052 | return false; | |
2053 | } | |
2054 | ||
2055 | return true; | |
2056 | } | |
2057 | ||
2058 | /** | |
2059 | * render the files in file area | |
2060 | * @param string $component | |
2061 | * @param string $area | |
2062 | * @param int $submissionid | |
2063 | * @return string | |
2064 | */ | |
2065 | public function render_area_files($component, $area, $submissionid) { | |
2066 | global $USER; | |
2067 | ||
2068 | if (!$submissionid) { | |
2069 | $submission = $this->get_user_submission($USER->id,false); | |
2070 | $submissionid = $submission->id; | |
2071 | } | |
2072 | ||
2073 | ||
2074 | ||
2075 | $fs = get_file_storage(); | |
2076 | $browser = get_file_browser(); | |
2077 | $files = $fs->get_area_files($this->get_context()->id, $component, $area , $submissionid , "timemodified", false); | |
2078 | return $this->output->assign_files($this->context, $submissionid, $area, $component); | |
2079 | ||
2080 | } | |
2081 | ||
2082 | /** | |
2083 | * Returns a list of teachers that should be grading given submission | |
2084 | * | |
2085 | * @param stdClass $user | |
2086 | * @return array | |
2087 | */ | |
2088 | private function get_graders(stdClass $user) { | |
2089 | //potential graders | |
2090 | $potentialgraders = get_users_by_capability($this->context, 'mod/assign:grade', '', '', '', '', '', '', false, false); | |
2091 | ||
2092 | $graders = array(); | |
2093 | if (groups_get_activity_groupmode($this->get_course_module()) == SEPARATEGROUPS) { // Separate groups are being used | |
2094 | if ($groups = groups_get_all_groups($this->get_course()->id, $user->id)) { // Try to find all groups | |
2095 | foreach ($groups as $group) { | |
2096 | foreach ($potentialgraders as $grader) { | |
2097 | if ($grader->id == $user->id) { | |
2098 | continue; // do not send self | |
2099 | } | |
2100 | if (groups_is_member($group->id, $grader->id)) { | |
2101 | $graders[$grader->id] = $grader; | |
2102 | } | |
2103 | } | |
2104 | } | |
2105 | } else { | |
2106 | // user not in group, try to find graders without group | |
2107 | foreach ($potentialgraders as $grader) { | |
2108 | if ($grader->id == $user->id) { | |
2109 | continue; // do not send self | |
2110 | } | |
2111 | if (!groups_has_membership($this->get_course_module(), $grader->id)) { | |
2112 | $graders[$grader->id] = $grader; | |
2113 | } | |
2114 | } | |
2115 | } | |
2116 | } else { | |
2117 | foreach ($potentialgraders as $grader) { | |
2118 | if ($grader->id == $user->id) { | |
2119 | continue; // do not send self | |
2120 | } | |
2121 | // must be enrolled | |
2122 | if (is_enrolled($this->get_course_context(), $grader->id)) { | |
2123 | $graders[$grader->id] = $grader; | |
2124 | } | |
2125 | } | |
2126 | } | |
2127 | return $graders; | |
2128 | } | |
2129 | ||
2130 | /** | |
2131 | * Creates the text content for emails to grader | |
2132 | * | |
2133 | * @param array $info The info used by the 'emailgradermail' language string | |
2134 | * @return string | |
2135 | */ | |
2136 | private function format_email_grader_text($info) { | |
2137 | $posttext = format_string($this->get_course()->shortname, true, array('context' => $this->get_course_context())).' -> '. | |
2138 | $this->get_module_name().' -> '. | |
2139 | format_string($this->get_instance()->name, true, array('context' => $this->context))."\n"; | |
2140 | $posttext .= '---------------------------------------------------------------------'."\n"; | |
2141 | $posttext .= get_string("emailgradermail", "assign", $info)."\n"; | |
2142 | $posttext .= "\n---------------------------------------------------------------------\n"; | |
2143 | return $posttext; | |
2144 | } | |
2145 | ||
2146 | /** | |
2147 | * Creates the html content for emails to graders | |
2148 | * | |
2149 | * @param array $info The info used by the 'emailgradermailhtml' language string | |
2150 | * @return string | |
2151 | */ | |
2152 | private function format_email_grader_html($info) { | |
2153 | global $CFG; | |
2154 | $posthtml = '<p><font face="sans-serif">'. | |
2155 | '<a href="'.$CFG->wwwroot.'/course/view.php?id='.$this->get_course()->id.'">'.format_string($this->get_course()->shortname, true, array('context' => $this->get_course_context())).'</a> ->'. | |
2156 | '<a href="'.$CFG->wwwroot.'/mod/assignment/index.php?id='.$this->get_course()->id.'">'.$this->get_module_name().'</a> ->'. | |
2157 | '<a href="'.$CFG->wwwroot.'/mod/assignment/view.php?id='.$this->get_course_module()->id.'">'.format_string($this->get_instance()->name, true, array('context' => $this->context)).'</a></font></p>'; | |
2158 | $posthtml .= '<hr /><font face="sans-serif">'; | |
2159 | $posthtml .= '<p>'.get_string('emailgradermailhtml', 'assign', $info).'</p>'; | |
2160 | $posthtml .= '</font><hr />'; | |
2161 | return $posthtml; | |
2162 | } | |
2163 | ||
2164 | /** | |
2165 | * email graders upon student submissions | |
2166 | * | |
2167 | * @param stdClass $submission | |
2168 | * @return void | |
2169 | */ | |
2170 | private function email_graders(stdClass $submission) { | |
2171 | global $CFG, $DB; | |
2172 | ||
2173 | if (empty($this->get_instance()->sendnotifications)) { // No need to do anything | |
2174 | return; | |
2175 | } | |
2176 | ||
2177 | $user = $DB->get_record('user', array('id'=>$submission->userid), '*', MUST_EXIST); | |
2178 | ||
2179 | if ($teachers = $this->get_graders($user)) { | |
2180 | ||
2181 | $strassignments = $this->get_module_name_plural(); | |
2182 | $strassignment = $this->get_module_name(); | |
2183 | $strsubmitted = get_string('submitted', 'assign'); | |
2184 | ||
2185 | foreach ($teachers as $teacher) { | |
2186 | $info = new stdClass(); | |
2187 | $info->username = fullname($user, true); | |
2188 | $info->assignment = format_string($this->get_instance()->name,true, array('context'=>$this->get_context())); | |
2189 | $info->url = $CFG->wwwroot.'/mod/assign/view.php?id='.$this->get_course_module()->id; | |
2190 | $info->timeupdated = strftime('%c',$submission->timemodified); | |
2191 | ||
2192 | $postsubject = $strsubmitted.': '.$info->username.' -> '.$this->get_instance()->name; | |
2193 | $posttext = $this->format_email_grader_text($info); | |
2194 | $posthtml = ($teacher->mailformat == 1) ? $this->format_email_grader_html($info) : ''; | |
2195 | ||
2196 | $eventdata = new stdClass(); | |
2197 | $eventdata->modulename = 'assign'; | |
2198 | $eventdata->userfrom = $user; | |
2199 | $eventdata->userto = $teacher; | |
2200 | $eventdata->subject = $postsubject; | |
2201 | $eventdata->fullmessage = $posttext; | |
2202 | $eventdata->fullmessageformat = FORMAT_PLAIN; | |
2203 | $eventdata->fullmessagehtml = $posthtml; | |
2204 | $eventdata->smallmessage = $postsubject; | |
2205 | ||
2206 | $eventdata->name = 'assign_updates'; | |
2207 | $eventdata->component = 'mod_assign'; | |
2208 | $eventdata->notification = 1; | |
2209 | $eventdata->contexturl = $info->url; | |
2210 | $eventdata->contexturlname = $info->assignment; | |
2211 | ||
2212 | message_send($eventdata); | |
2213 | } | |
2214 | } | |
2215 | } | |
2216 | ||
2217 | /** | |
2218 | * assignment submission is processed before grading | |
2219 | * | |
2220 | * @return void | |
2221 | */ | |
2222 | private function process_submit_for_grading() { | |
2223 | global $USER; | |
2224 | ||
2225 | // Need submit permission to submit an assignment | |
2226 | require_capability('mod/assign:submit', $this->context); | |
2227 | require_sesskey(); | |
2228 | ||
2229 | $submission = $this->get_user_submission($USER->id,true); | |
2230 | if ($submission->status != ASSIGN_SUBMISSION_STATUS_SUBMITTED) { | |
2231 | // Give each submission plugin a chance to process the submission | |
2232 | $plugins = $this->get_submission_plugins(); | |
2233 | foreach ($plugins as $plugin) { | |
2234 | $plugin->submit_for_grading(); | |
2235 | } | |
2236 | ||
2237 | $submission->status = ASSIGN_SUBMISSION_STATUS_SUBMITTED; | |
2238 | $this->update_submission($submission); | |
2239 | $this->add_to_log('submit for grading', $this->format_submission_for_log($submission)); | |
2240 | $this->email_graders($submission); | |
2241 | } | |
2242 | } | |
2243 | ||
2244 | /** | |
2245 | * save grading options | |
2246 | * | |
2247 | * @return void | |
2248 | */ | |
2249 | private function process_save_grading_options() { | |
2250 | global $USER, $CFG; | |
2251 | ||
2252 | // Include grading options form | |
2253 | require_once($CFG->dirroot . '/mod/assign/gradingoptionsform.php'); | |
2254 | ||
2255 | // Need submit permission to submit an assignment | |
2256 | require_capability('mod/assign:grade', $this->context); | |
2257 | ||
2258 | ||
2259 | ||
2260 | $mform = new mod_assign_grading_options_form(null, array('cm'=>$this->get_course_module()->id, 'contextid'=>$this->context->id, 'userid'=>$USER->id)); | |
2261 | ||
2262 | if ($formdata = $mform->get_data()) { | |
2263 | set_user_preference('assign_perpage', $formdata->perpage); | |
2264 | set_user_preference('assign_filter', $formdata->filter); | |
2265 | } | |
2266 | } | |
2267 | ||
2268 | /** | |
2269 | * Take a grade object and print a short summary for the log file. | |
2270 | * The size limit for the log file is 255 characters, so be careful not | |
2271 | * to include too much information. | |
2272 | * | |
2273 | * @param stdClass $grade | |
2274 | * @return string | |
2275 | */ | |
2276 | private function format_grade_for_log(stdClass $grade) { | |
2277 | global $DB; | |
2278 | ||
2279 | $user = $DB->get_record('user', array('id' => $grade->userid), '*', MUST_EXIST); | |
2280 | ||
2281 | $info = get_string('gradestudent', 'assign', array('id'=>$user->id, 'fullname'=>fullname($user))); | |
2282 | if ($grade->grade != '') { | |
2283 | $info .= get_string('grade') . ': ' . $this->display_grade($grade->grade) . '. '; | |
2284 | } else { | |
2285 | $info .= get_string('nograde', 'assign'); | |
2286 | } | |
2287 | if ($grade->locked) { | |
2288 | $info .= get_string('submissionslocked', 'assign') . '. '; | |
2289 | } | |
2290 | return $info; | |
2291 | } | |
2292 | ||
2293 | /** | |
2294 | * Take a submission object and print a short summary for the log file. | |
2295 | * The size limit for the log file is 255 characters, so be careful not | |
2296 | * to include too much information. | |
2297 | * | |
2298 | * @param stdClass $submission | |
2299 | * @return string | |
2300 | */ | |
2301 | private function format_submission_for_log(stdClass $submission) { | |
2302 | $info = ''; | |
2303 | $info .= get_string('submissionstatus', 'assign') . ': ' . get_string('submissionstatus_' . $submission->status, 'assign') . '. <br>'; | |
2304 | // format_for_log here iterating every single log INFO from either submission or grade in every assignment plugin | |
2305 | ||
2306 | foreach ($this->submissionplugins as $plugin) { | |
2307 | if ($plugin->is_enabled() && $plugin->is_visible()) { | |
2308 | ||
2309 | ||
2310 | $info .= "<br>" . $plugin->format_for_log($submission); | |
2311 | } | |
2312 | } | |
2313 | ||
2314 | ||
2315 | return $info; | |
2316 | } | |
2317 | ||
2318 | /** | |
2319 | * save assignment submission | |
2320 | * | |
2321 | * @param moodleform $mform | |
2322 | * @return bool | |
2323 | */ | |
2324 | private function process_save_submission(&$mform) { | |
2325 | global $USER, $CFG; | |
2326 | ||
2327 | // Include submission form | |
2328 | require_once($CFG->dirroot . '/mod/assign/submission_form.php'); | |
2329 | ||
2330 | // Need submit permission to submit an assignment | |
2331 | require_capability('mod/assign:submit', $this->context); | |
2332 | require_sesskey(); | |
2333 | ||
2334 | $data = new stdClass(); | |
2335 | $mform = new mod_assign_submission_form(null, array($this, $data)); | |
2336 | if ($mform->is_cancelled()) { | |
2337 | return true; | |
2338 | } | |
2339 | if ($data = $mform->get_data()) { | |
2340 | $submission = $this->get_user_submission($USER->id, true); //create the submission if needed & its id | |
2341 | $grade = $this->get_user_grade($USER->id, false); // get the grade to check if it is locked | |
2342 | if ($grade && $grade->locked) { | |
2343 | print_error('submissionslocked', 'assign'); | |
2344 | return true; | |
2345 | } | |
2346 | ||
2347 | ||
2348 | foreach ($this->submissionplugins as $plugin) { | |
2349 | if ($plugin->is_enabled()) { | |
2350 | if (!$plugin->save($submission, $data)) { | |
2351 | print_error($plugin->get_error()); | |
2352 | } | |
2353 | } | |
2354 | } | |
2355 | ||
2356 | $this->update_submission($submission); | |
2357 | ||
2358 | // Logging | |
2359 | $this->add_to_log('submit', $this->format_submission_for_log($submission)); | |
2360 | ||
2361 | if (!$this->get_instance()->submissiondrafts) { | |
2362 | $this->email_graders($submission); | |
2363 | } | |
2364 | return true; | |
2365 | } | |
2366 | return false; | |
2367 | } | |
2368 | ||
2369 | /** | |
2370 | * count the number of files in the file area | |
2371 | * | |
2372 | * @param int $userid | |
2373 | * @param string $area | |
2374 | * @return int | |
2375 | */ | |
2376 | private function count_files($userid = 0, $area = ASSIGN_FILEAREA_SUBMISSION_FILES) { | |
2377 | global $USER; | |
2378 | ||
2379 | if (!$userid) { | |
2380 | $userid = $USER->id; | |
2381 | } | |
2382 | ||
2383 | $fs = get_file_storage(); | |
2384 | $files = $fs->get_area_files($this->context->id, 'mod_assign', $area, $userid, "id", false); | |
2385 | ||
2386 | return count($files); | |
2387 | } | |
2388 | ||
2389 | /** | |
2390 | * Determine if this users grade is locked or overridden | |
2391 | * | |
2392 | * @param int $userid - The student userid | |
2393 | * @return bool $gradingdisabled | |
2394 | */ | |
2395 | private function grading_disabled($userid) { | |
2396 | global $CFG; | |
2397 | ||
2398 | $gradinginfo = grade_get_grades($this->get_course()->id, 'mod', 'assign', $this->get_instance()->id, array($userid)); | |
2399 | if (!$gradinginfo) { | |
2400 | return false; | |
2401 | } | |
2402 | ||
2403 | if (!isset($gradinginfo->items[0]->grades[$userid])) { | |
2404 | return false; | |
2405 | } | |
2406 | $gradingdisabled = $gradinginfo->items[0]->grades[$userid]->locked || $gradinginfo->items[0]->grades[$userid]->overridden; | |
2407 | return $gradingdisabled; | |
2408 | } | |
2409 | ||
2410 | ||
2411 | /** | |
2412 | * Get an instance of a grading form if advanced grading is enabled | |
2413 | * This is specific to the assignment, marker and student | |
2414 | * | |
2415 | * @param int $userid - The student userid | |
2416 | * @param bool $gradingdisabled | |
2417 | * @return mixed gradingform_instance|null $gradinginstance | |
2418 | */ | |
2419 | private function get_grading_instance($userid, $gradingdisabled) { | |
2420 | global $CFG, $USER; | |
2421 | ||
2422 | $grade = $this->get_user_grade($userid, false); | |
2423 | $grademenu = make_grades_menu($this->get_instance()->grade); | |
2424 | ||
2425 | $advancedgradingwarning = false; | |
2426 | $gradingmanager = get_grading_manager($this->context, 'mod_assign', 'submissions'); | |
2427 | $gradinginstance = null; | |
2428 | if ($gradingmethod = $gradingmanager->get_active_method()) { | |
2429 | $controller = $gradingmanager->get_controller($gradingmethod); | |
2430 | if ($controller->is_form_available()) { | |
2431 | $itemid = null; | |
2432 | if ($grade) { | |
2433 | $itemid = $grade->id; | |
2434 | } | |
2435 | if ($gradingdisabled && $itemid) { | |
2436 | $gradinginstance = ($controller->get_current_instance($USER->id, $itemid)); | |
2437 | } else if (!$gradingdisabled) { | |
2438 | $instanceid = optional_param('advancedgradinginstanceid', 0, PARAM_INT); | |
2439 | $gradinginstance = ($controller->get_or_create_instance($instanceid, $USER->id, $itemid)); | |
2440 | } | |
2441 | } else { | |
2442 | $advancedgradingwarning = $controller->form_unavailable_notification(); | |
2443 | } | |
2444 | } | |
2445 | if ($gradinginstance) { | |
2446 | $gradinginstance->get_controller()->set_grade_range($grademenu); | |
2447 | } | |
2448 | return $gradinginstance; | |
2449 | } | |
2450 | ||
2451 | /** | |
2452 | * add elements to grade form | |
2453 | * | |
2454 | * @param MoodleQuickForm $mform | |
2455 | * @param stdClass $data | |
2456 | * @param array $params | |
2457 | * @return void | |
2458 | */ | |
2459 | public function add_grade_form_elements(MoodleQuickForm $mform, stdClass $data, $params) { | |
2460 | global $USER, $CFG; | |
2461 | $settings = $this->get_instance(); | |
2462 | ||
2463 | $rownum = $params['rownum']; | |
2464 | $last = $params['last']; | |
2465 | $useridlist = $params['useridlist']; | |
2466 | $userid = $useridlist[$rownum]; | |
2467 | $grade = $this->get_user_grade($userid, false); | |
2468 | ||
2469 | // add advanced grading | |
2470 | $gradingdisabled = $this->grading_disabled($userid); | |
2471 | $gradinginstance = $this->get_grading_instance($userid, $gradingdisabled); | |
2472 | ||
2473 | if ($gradinginstance) { | |
2474 | $gradingelement = $mform->addElement('grading', 'advancedgrading', get_string('grade').':', array('gradinginstance' => $gradinginstance)); | |
2475 | if ($gradingdisabled) { | |
2476 | $gradingelement->freeze(); | |
2477 | } else { | |
2478 | $mform->addElement('hidden', 'advancedgradinginstanceid', $gradinginstance->get_id()); | |
2479 | } | |
2480 | } else { | |
2481 | // use simple direct grading | |
2482 | if ($this->get_instance()->grade > 0) { | |
2483 | $mform->addElement('text', 'grade', get_string('gradeoutof', 'assign',$this->get_instance()->grade)); | |
2484 | $mform->addHelpButton('grade', 'gradeoutofhelp', 'assign'); | |
2485 | $mform->setType('grade', PARAM_TEXT); | |
2486 | } else { | |
2487 | $grademenu = make_grades_menu($this->get_instance()->grade); | |
2488 | if (count($grademenu) > 0) { | |
2489 | $mform->addElement('select', 'grade', get_string('grade').':', $grademenu); | |
2490 | $mform->setType('grade', PARAM_INT); | |
2491 | } | |
2492 | } | |
2493 | } | |
2494 | $mform->addElement('static', 'progress', '', get_string('gradingstudentprogress', 'assign', array('index'=>$rownum+1, 'count'=>count($useridlist)))); | |
2495 | ||
2496 | ||
2497 | // plugins | |
2498 | $this->add_plugin_grade_elements($grade, $mform, $data); | |
2499 | ||
2500 | // hidden params | |
2501 | $mform->addElement('hidden', 'id', $this->get_course_module()->id); | |
2502 | $mform->setType('id', PARAM_INT); | |
2503 | $mform->addElement('hidden', 'rownum', $rownum); | |
2504 | $mform->setType('rownum', PARAM_INT); | |
2505 | $mform->addElement('hidden', 'useridlist', implode(',', $useridlist)); | |
2506 | $mform->setType('useridlist', PARAM_TEXT); | |
2507 | $mform->addElement('hidden', 'ajax', optional_param('ajax', 0, PARAM_INT)); | |
2508 | $mform->setType('ajax', PARAM_INT); | |
2509 | ||
2510 | $mform->addElement('hidden', 'action', 'submitgrade'); | |
2511 | $mform->setType('action', PARAM_ALPHA); | |
2512 | ||
2513 | ||
2514 | $buttonarray=array(); | |
2515 | $buttonarray[] = $mform->createElement('submit', 'savegrade', get_string('savechanges', 'assign')); | |
2516 | if (!$last){ | |
2517 | $buttonarray[] = $mform->createElement('submit', 'saveandshownext', get_string('savenext','assign')); | |
2518 | } | |
2519 | $buttonarray[] = $mform->createElement('cancel', 'cancelbutton', get_string('cancel')); | |
2520 | $mform->addGroup($buttonarray, 'buttonar', '', array(' '), false); | |
2521 | $mform->closeHeaderBefore('buttonar'); | |
2522 | $buttonarray=array(); | |
2523 | ||
2524 | if ($rownum > 0) { | |
2525 | $buttonarray[] = $mform->createElement('submit', 'nosaveandprevious', get_string('previous','assign')); | |
2526 | } | |
2527 | ||
2528 | if (!$last){ | |
2529 | $buttonarray[] = $mform->createElement('submit', 'nosaveandnext', get_string('nosavebutnext', 'assign')); | |
2530 | } | |
2531 | $mform->addGroup($buttonarray, 'navar', '', array(' '), false); | |
2532 | } | |
2533 | ||
2534 | ||
2535 | /** | |
2536 | * add elements in submission plugin form | |
2537 | * | |
2538 | * @param mixed $submission stdClass|null | |
2539 | * @param MoodleQuickForm $mform | |
2540 | * @param stdClass $data | |
2541 | * @return void | |
2542 | */ | |
2543 | private function add_plugin_submission_elements($submission, MoodleQuickForm $mform, stdClass $data) { | |
2544 | foreach ($this->submissionplugins as $plugin) { | |
2545 | if ($plugin->is_enabled() && $plugin->is_visible() && $plugin->allow_submissions()) { | |
2546 | $mform->addElement('header', 'header_' . $plugin->get_type(), $plugin->get_name()); | |
2547 | if (!$plugin->get_form_elements($submission, $mform, $data)) { | |
2548 | $mform->removeElement('header_' . $plugin->get_type()); | |
2549 | } | |
2550 | } | |
2551 | } | |
2552 | } | |
2553 | ||
2554 | /** | |
2555 | * check if feedback plugins installed are enabled | |
2556 | * | |
2557 | * @return bool | |
2558 | */ | |
2559 | public function is_any_feedback_plugin_enabled() { | |
2560 | if (!isset($this->cache['any_feedback_plugin_enabled'])) { | |
2561 | $this->cache['any_feedback_plugin_enabled'] = false; | |
2562 | foreach ($this->feedbackplugins as $plugin) { | |
2563 | if ($plugin->is_enabled() && $plugin->is_visible()) { | |
2564 | $this->cache['any_feedback_plugin_enabled'] = true; | |
2565 | break; | |
2566 | } | |
2567 | } | |
2568 | } | |
2569 | ||
2570 | return $this->cache['any_feedback_plugin_enabled']; | |
2571 | ||
2572 | } | |
2573 | ||
2574 | /** | |
2575 | * check if submission plugins installed are enabled | |
2576 | * | |
2577 | * @return bool | |
2578 | */ | |
2579 | public function is_any_submission_plugin_enabled() { | |
2580 | if (!isset($this->cache['any_submission_plugin_enabled'])) { | |
2581 | $this->cache['any_submission_plugin_enabled'] = false; | |
2582 | foreach ($this->submissionplugins as $plugin) { | |
2583 | if ($plugin->is_enabled() && $plugin->is_visible() && $plugin->allow_submissions()) { | |
2584 | $this->cache['any_submission_plugin_enabled'] = true; | |
2585 | break; | |
2586 | } | |
2587 | } | |
2588 | } | |
2589 | ||
2590 | return $this->cache['any_submission_plugin_enabled']; | |
2591 | ||
2592 | } | |
2593 | ||
2594 | /** | |
2595 | * add elements to submission form | |
2596 | * @param MoodleQuickForm $mform | |
2597 | * @param stdClass $data | |
2598 | * @return void | |
2599 | */ | |
2600 | public function add_submission_form_elements(MoodleQuickForm $mform, stdClass $data) { | |
2601 | global $USER; | |
2602 | ||
2603 | // online text submissions | |
2604 | ||
2605 | $submission = $this->get_user_submission($USER->id, false); | |
2606 | ||
2607 | $this->add_plugin_submission_elements($submission, $mform, $data); | |
2608 | ||
2609 | // hidden params | |
2610 | $mform->addElement('hidden', 'id', $this->get_course_module()->id); | |
2611 | $mform->setType('id', PARAM_INT); | |
2612 | ||
2613 | $mform->addElement('hidden', 'action', 'savesubmission'); | |
2614 | $mform->setType('action', PARAM_TEXT); | |
2615 | // buttons | |
2616 | ||
2617 | } | |
2618 | ||
2619 | /** | |
2620 | * revert to draft | |
2621 | * Uses url parameter userid | |
2622 | * | |
2623 | * @param int $userid | |
2624 | * @return void | |
2625 | */ | |
2626 | private function process_revert_to_draft($userid = 0) { | |
2627 | global $USER, $DB; | |
2628 | ||
2629 | // Need grade permission | |
2630 | require_capability('mod/assign:grade', $this->context); | |
2631 | require_sesskey(); | |
2632 | ||
2633 | if (!$userid) { | |
2634 | $userid = required_param('userid', PARAM_INT); | |
2635 | } | |
2636 | ||
2637 | $submission = $this->get_user_submission($userid, false); | |
2638 | if (!$submission) { | |
2639 | return; | |
2640 | } | |
2641 | $submission->status = ASSIGN_SUBMISSION_STATUS_DRAFT; | |
2642 | $this->update_submission($submission, false); | |
2643 | ||
2644 | // update the modified time on the grade (grader modified) | |
2645 | $grade = $this->get_user_grade($userid, true); | |
2646 | $this->update_grade($grade); | |
2647 | ||
2648 | $user = $DB->get_record('user', array('id' => $userid), '*', MUST_EXIST); | |
2649 | ||
2650 | $this->add_to_log('revert submission to draft', get_string('reverttodraftforstudent', 'assign', array('id'=>$user->id, 'fullname'=>fullname($user)))); | |
2651 | ||
2652 | } | |
2653 | ||
2654 | /** | |
2655 | * lock the process | |
2656 | * Uses url parameter userid | |
2657 | * @param int $userid | |
2658 | * @return void | |
2659 | */ | |
2660 | private function process_lock($userid = 0) { | |
2661 | global $USER, $DB; | |
2662 | ||
2663 | // Need grade permission | |
2664 | require_capability('mod/assign:grade', $this->context); | |
2665 | require_sesskey(); | |
2666 | ||
2667 | if (!$userid) { | |
2668 | $userid = required_param('userid', PARAM_INT); | |
2669 | } | |
2670 | ||
2671 | $grade = $this->get_user_grade($userid, true); | |
2672 | $grade->locked = 1; | |
2673 | $grade->grader = $USER->id; | |
2674 | $this->update_grade($grade); | |
2675 | ||
2676 | $user = $DB->get_record('user', array('id' => $userid), '*', MUST_EXIST); | |
2677 | ||
2678 | $this->add_to_log('lock submission', get_string('locksubmissionforstudent', 'assign', array('id'=>$user->id, 'fullname'=>fullname($user)))); | |
2679 | } | |
2680 | ||
2681 | /** | |
2682 | * unlock the process | |
2683 | * | |
2684 | * @param int $userid | |
2685 | * @return void | |
2686 | */ | |
2687 | private function process_unlock($userid = 0) { | |
2688 | global $USER, $DB; | |
2689 | ||
2690 | // Need grade permission | |
2691 | require_capability('mod/assign:grade', $this->context); | |
2692 | require_sesskey(); | |
2693 | ||
2694 | if (!$userid) { | |
2695 | $userid = required_param('userid', PARAM_INT); | |
2696 | } | |
2697 | ||
2698 | $grade = $this->get_user_grade($userid, true); | |
2699 | $grade->locked = 0; | |
2700 | $grade->grader = $USER->id; | |
2701 | $this->update_grade($grade); | |
2702 | ||
2703 | $user = $DB->get_record('user', array('id' => $userid), '*', MUST_EXIST); | |
2704 | ||
2705 | $this->add_to_log('unlock submission', get_string('unlocksubmissionforstudent', 'assign', array('id'=>$user->id, 'fullname'=>fullname($user)))); | |
2706 | } | |
2707 | ||
2708 | /** | |
2709 | * save grade | |
2710 | * | |
2711 | * @param moodleform $mform | |
2712 | * @return bool - was the grade saved | |
2713 | */ | |
2714 | private function process_save_grade(&$mform) { | |
2715 | global $USER, $DB, $CFG; | |
2716 | // Include grade form | |
2717 | require_once($CFG->dirroot . '/mod/assign/gradeform.php'); | |
2718 | ||
2719 | // Need submit permission to submit an assignment | |
2720 | require_capability('mod/assign:grade', $this->context); | |
2721 | require_sesskey(); | |
2722 | ||
2723 | $rownum = required_param('rownum', PARAM_INT); | |
2724 | $useridlist = optional_param('useridlist', '', PARAM_TEXT); | |
2725 | if ($useridlist) { | |
2726 | $useridlist = explode(',', $useridlist); | |
2727 | } else { | |
2728 | $useridlist = $this->get_grading_userid_list(); | |
2729 | } | |
2730 | $last = false; | |
2731 | $userid = $useridlist[$rownum]; | |
2732 | if ($rownum == count($useridlist) - 1) { | |
2733 | $last = true; | |
2734 | } | |
2735 | ||
2736 | $data = new stdClass(); | |
2737 | $mform = new mod_assign_grade_form(null, array($this, $data, array('rownum'=>$rownum, 'useridlist'=>$useridlist, 'last'=>false)), 'post', '', array('class'=>'gradeform')); | |
2738 | ||
2739 | if ($formdata = $mform->get_data()) { | |
2740 | $grade = $this->get_user_grade($userid, true); | |
2741 | $gradingdisabled = $this->grading_disabled($userid); | |
2742 | $gradinginstance = $this->get_grading_instance($userid, $gradingdisabled); | |
2743 | if ($gradinginstance) { | |
2744 | $grade->grade = $gradinginstance->submit_and_get_grade($formdata->advancedgrading, $grade->id); | |
2745 | } else { | |
2746 | // handle the case when grade is set to No Grade | |
2747 | if (isset($formdata->grade)) { | |
2748 | $grade->grade= grade_floatval($formdata->grade); | |
2749 | } | |
2750 | } | |
2751 | $grade->grader= $USER->id; | |
2752 | ||
2753 | $gradebookplugin = $CFG->assign_feedback_plugin_for_gradebook; | |
2754 | ||
2755 | // call save in plugins | |
2756 | foreach ($this->feedbackplugins as $plugin) { | |
2757 | if ($plugin->is_enabled() && $plugin->is_visible()) { | |
2758 | if (!$plugin->save($grade, $formdata)) { | |
2759 | $result = false; | |
2760 | print_error($plugin->get_error()); | |
2761 | } | |
2762 | if (('assignfeedback_' . $plugin->get_type()) == $gradebookplugin) { | |
2763 | // this is the feedback plugin chose to push comments to the gradebook | |
2764 | $grade->feedbacktext = $plugin->text_for_gradebook($grade); | |
2765 | $grade->feedbackformat = $plugin->format_for_gradebook($grade); | |
2766 | } | |
2767 | } | |
2768 | } | |
2769 | $this->update_grade($grade); | |
2770 | ||
2771 | $user = $DB->get_record('user', array('id' => $userid), '*', MUST_EXIST); | |
2772 | ||
2773 | $this->add_to_log('grade submission', $this->format_grade_for_log($grade)); | |
2774 | ||
2775 | ||
2776 | } else { | |
2777 | return false; | |
2778 | } | |
2779 | return true; | |
2780 | } | |
2781 | ||
2782 | /** | |
2783 | * This function is a static wrapper around can_upgrade | |
2784 | * | |
2785 | * @param string $type The plugin type | |
2786 | * @param int $version The plugin version | |
2787 | * @return bool | |
2788 | */ | |
2789 | public static function can_upgrade_assignment($type, $version) { | |
2790 | $assignment = new assign(null, null, null); | |
2791 | return $assignment->can_upgrade($type, $version); | |
2792 | } | |
2793 | ||
2794 | /** | |
2795 | * This function returns true if it can upgrade an assignment from the 2.2 | |
2796 | * module. | |
2797 | * @param string $type The plugin type | |
2798 | * @param int $version The plugin version | |
2799 | * @return bool | |
2800 | */ | |
2801 | public function can_upgrade($type, $version) { | |
2802 | if ($type == 'offline' && $version >= 2011112900) { | |
2803 | return true; | |
2804 | } | |
2805 | foreach ($this->submissionplugins as $plugin) { | |
2806 | if ($plugin->can_upgrade($type, $version)) { | |
2807 | return true; | |
2808 | } | |
2809 | } | |
2810 | foreach ($this->feedbackplugins as $plugin) { | |
2811 | if ($plugin->can_upgrade($type, $version)) { | |
2812 | return true; | |
2813 | } | |
2814 | } | |
2815 | return false; | |
2816 | } | |
2817 | ||
2818 | /** | |
2819 | * Copy all the files from the old assignment files area to the new one. | |
2820 | * This is used by the plugin upgrade code. | |
2821 | * | |
2822 | * @param int $oldcontextid The old assignment context id | |
2823 | * @param int $oldcomponent The old assignment component ('assignment') | |
2824 | * @param int $oldfilearea The old assignment filearea ('submissions') | |
2825 | * @param int $olditemid The old submissionid (can be null e.g. intro) | |
2826 | * @param int $newcontextid The new assignment context id | |
2827 | * @param int $newcomponent The new assignment component ('assignment') | |
2828 | * @param int $newfilearea The new assignment filearea ('submissions') | |
2829 | * @param int $newitemid The new submissionid (can be null e.g. intro) | |
2830 | * @return int The number of files copied | |
2831 | */ | |
2832 | public function copy_area_files_for_upgrade($oldcontextid, $oldcomponent, $oldfilearea, $olditemid, $newcontextid, $newcomponent, $newfilearea, $newitemid) { | |
2833 | // Note, this code is based on some code in filestorage - but that code | |
2834 | // deleted the old files (which we don't want) | |
2835 | $count = 0; | |
2836 | ||
2837 | $fs = get_file_storage(); | |
2838 | ||
2839 | $oldfiles = $fs->get_area_files($oldcontextid, $oldcomponent, $oldfilearea, $olditemid, 'id', false); | |
2840 | foreach ($oldfiles as $oldfile) { | |
2841 | $filerecord = new stdClass(); | |
2842 | $filerecord->contextid = $newcontextid; | |
2843 | $filerecord->component = $newcomponent; | |
2844 | $filerecord->filearea = $newfilearea; | |
2845 | $filerecord->itemid = $newitemid; | |
2846 | $fs->create_file_from_storedfile($filerecord, $oldfile); | |
2847 | $count += 1; | |
2848 | } | |
2849 | ||
2850 | return $count; | |
2851 | } | |
2852 | ||
2853 | /** | |
2854 | * Get an upto date list of user grades and feedback for the gradebook | |
2855 | * | |
2856 | * @param int $userid int or 0 for all users | |
2857 | * @return array of grade data formated for the gradebook api | |
2858 | * The data required by the gradebook api is userid, | |
2859 | * rawgrade, | |
2860 | * feedback, | |
2861 | * feedbackformat, | |
2862 | * usermodified, | |
2863 | * dategraded, | |
2864 | * datesubmitted | |
2865 | */ | |
2866 | public function get_user_grades_for_gradebook($userid) { | |
2867 | global $DB, $CFG; | |
2868 | $grades = array(); | |
2869 | $assignmentid = $this->get_instance()->id; | |
2870 | ||
2871 | $gradebookpluginname = $CFG->assign_feedback_plugin_for_gradebook; | |
2872 | $gradebookplugin = null; | |
2873 | ||
2874 | // find the gradebook plugin | |
2875 | foreach ($this->feedbackplugins as $plugin) { | |
2876 | if ($plugin->is_enabled() && $plugin->is_visible()) { | |
2877 | if (('assignfeedback_' . $plugin->get_type()) == $gradebookpluginname) { | |
2878 | $gradebookplugin = $plugin; | |
2879 | } | |
2880 | } | |
2881 | } | |
2882 | if ($userid) { | |
2883 | $where = ' WHERE u.id = ? '; | |
2884 | } else { | |
2885 | $where = ' WHERE u.id != ? '; | |
2886 | } | |
2887 | ||
2888 | $graderesults = $DB->get_recordset_sql('SELECT u.id as userid, s.timemodified as datesubmitted, g.grade as rawgrade, g.timemodified as dategraded, g.grader as usermodified | |
2889 | FROM {user} u | |
2890 | LEFT JOIN {assign_submission} s ON u.id = s.userid and s.assignment = ? | |
2891 | LEFT JOIN {assign_grades} g ON u.id = g.userid and g.assignment = ? | |
2892 | ' . $where, array($assignmentid, $assignmentid, $userid)); | |
2893 | ||
2894 | ||
2895 | foreach ($graderesults as $result) { | |
2896 | $gradebookgrade = clone $result; | |
2897 | // now get the feedback | |
2898 | if ($gradebookplugin) { | |
2899 | $grade = $this->get_user_grade($result->userid, false); | |
2900 | $gradebookgrade->feedbacktext = $gradebookplugin->text_for_gradebook($grade); | |
2901 | $gradebookgrade->feedbackformat = $gradebookplugin->format_for_gradebook($grade); | |
2902 | } | |
2903 | $grades[$gradebookgrade->userid] = $gradebookgrade; | |
2904 | } | |
2905 | ||
2906 | $graderesults->close(); | |
2907 | return $grades; | |
2908 | } | |
2909 | ||
2910 | } | |
2911 |