2 // This file is part of Moodle - http://moodle.org/
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.
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.
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/>.
17 require_once("$CFG->dirroot/mod/scorm/lib.php");
18 require_once("$CFG->libdir/filelib.php");
20 /// Constants and settings for module scorm
21 define('UPDATE_NEVER', '0');
22 define('UPDATE_ONCHANGE', '1');
23 define('UPDATE_EVERYDAY', '2');
24 define('UPDATE_EVERYTIME', '3');
27 define('SCO_DATA', 1);
28 define('SCO_ONLY', 2);
30 define('GRADESCOES', '0');
31 define('GRADEHIGHEST', '1');
32 define('GRADEAVERAGE', '2');
33 define('GRADESUM', '3');
35 define('HIGHESTATTEMPT', '0');
36 define('AVERAGEATTEMPT', '1');
37 define('FIRSTATTEMPT', '2');
38 define('LASTATTEMPT', '3');
40 define('TOCJSLINK', 1);
41 define('TOCFULLURL', 2);
43 /// Local Library of functions for module scorm
47 * @copyright 1999 onwards Martin Dougiamas {@link http://moodle.com}
48 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
50 class scorm_package_file_info extends file_info_stored {
51 public function get_parent() {
52 if ($this->lf->get_filepath() === '/' and $this->lf->get_filename() === '.') {
53 return $this->browser->get_file_info($this->context);
55 return parent::get_parent();
57 public function get_visible_name() {
58 if ($this->lf->get_filepath() === '/' and $this->lf->get_filename() === '.') {
59 return $this->topvisiblename;
61 return parent::get_visible_name();
66 * Returns an array of the popup options for SCORM and each options default value
68 * @return array an array of popup options as the key and their defaults as the value
70 function scorm_get_popup_options_array() {
72 $cfg_scorm = get_config('scorm');
74 return array('resizable'=> isset($cfg_scorm->resizable) ? $cfg_scorm->resizable : 0,
75 'scrollbars'=> isset($cfg_scorm->scrollbars) ? $cfg_scorm->scrollbars : 0,
76 'directories'=> isset($cfg_scorm->directories) ? $cfg_scorm->directories : 0,
77 'location'=> isset($cfg_scorm->location) ? $cfg_scorm->location : 0,
78 'menubar'=> isset($cfg_scorm->menubar) ? $cfg_scorm->menubar : 0,
79 'toolbar'=> isset($cfg_scorm->toolbar) ? $cfg_scorm->toolbar : 0,
80 'status'=> isset($cfg_scorm->status) ? $cfg_scorm->status : 0);
84 * Returns an array of the array of what grade options
86 * @return array an array of what grade options
88 function scorm_get_grade_method_array() {
89 return array (GRADESCOES => get_string('gradescoes', 'scorm'),
90 GRADEHIGHEST => get_string('gradehighest', 'scorm'),
91 GRADEAVERAGE => get_string('gradeaverage', 'scorm'),
92 GRADESUM => get_string('gradesum', 'scorm'));
96 * Returns an array of the array of what grade options
98 * @return array an array of what grade options
100 function scorm_get_what_grade_array() {
101 return array (HIGHESTATTEMPT => get_string('highestattempt', 'scorm'),
102 AVERAGEATTEMPT => get_string('averageattempt', 'scorm'),
103 FIRSTATTEMPT => get_string('firstattempt', 'scorm'),
104 LASTATTEMPT => get_string('lastattempt', 'scorm'));
108 * Returns an array of the array of skip view options
110 * @return array an array of skip view options
112 function scorm_get_skip_view_array() {
113 return array(0 => get_string('never'),
114 1 => get_string('firstaccess', 'scorm'),
115 2 => get_string('always'));
119 * Returns an array of the array of hide table of contents options
121 * @return array an array of hide table of contents options
123 function scorm_get_hidetoc_array() {
124 return array(SCORM_TOC_SIDE => get_string('sided', 'scorm'),
125 SCORM_TOC_HIDDEN => get_string('hidden', 'scorm'),
126 SCORM_TOC_POPUP => get_string('popupmenu', 'scorm'),
127 SCORM_TOC_DISABLED => get_string('disabled', 'scorm'));
131 * Returns an array of the array of update frequency options
133 * @return array an array of update frequency options
135 function scorm_get_updatefreq_array() {
136 return array(0 => get_string('never'),
137 1 => get_string('onchanges', 'scorm'),
138 2 => get_string('everyday', 'scorm'),
139 3 => get_string('everytime', 'scorm'));
143 * Returns an array of the array of popup display options
145 * @return array an array of popup display options
147 function scorm_get_popup_display_array() {
148 return array(0 => get_string('currentwindow', 'scorm'),
149 1 => get_string('popup', 'scorm'));
153 * Returns an array of the array of attempt options
155 * @return array an array of attempt options
157 function scorm_get_attempts_array() {
158 $attempts = array(0 => get_string('nolimit', 'scorm'),
159 1 => get_string('attempt1', 'scorm'));
161 for ($i=2; $i<=6; $i++) {
162 $attempts[$i] = get_string('attemptsx', 'scorm', $i);
168 * Extracts scrom package, sets up all variables.
169 * Called whenever scorm changes
170 * @param object $scorm instance - fields are updated and changes saved into database
171 * @param bool $full force full update if true
174 function scorm_parse($scorm, $full) {
176 $cfg_scorm = get_config('scorm');
178 if (!isset($scorm->cmid)) {
179 $cm = get_coursemodule_from_instance('scorm', $scorm->id);
180 $scorm->cmid = $cm->id;
182 $context = get_context_instance(CONTEXT_MODULE, $scorm->cmid);
183 $newhash = $scorm->sha1hash;
185 if ($scorm->scormtype === SCORM_TYPE_LOCAL or $scorm->scormtype === SCORM_TYPE_LOCALSYNC) {
187 $fs = get_file_storage();
188 $packagefile = false;
190 if ($scorm->scormtype === SCORM_TYPE_LOCAL) {
191 if ($packagefile = $fs->get_file($context->id, 'mod_scorm', 'package', 0, '/', $scorm->reference)) {
192 $newhash = $packagefile->get_contenthash();
197 if (!$cfg_scorm->allowtypelocalsync) {
198 // sorry - localsync disabled
201 if ($scorm->reference !== '' and (!$full or $scorm->sha1hash !== sha1($scorm->reference))) {
202 $fs->delete_area_files($context->id, 'mod_scorm', 'package');
203 $file_record = array('contextid'=>$context->id, 'component'=>'mod_scorm', 'filearea'=>'package', 'itemid'=>0, 'filepath'=>'/');
204 if ($packagefile = $fs->create_file_from_url($file_record, $scorm->reference, array('calctimeout' => true))) {
205 $newhash = sha1($scorm->reference);
213 if (!$full and $packagefile and $scorm->sha1hash === $newhash) {
214 if (strpos($scorm->version, 'SCORM') !== false) {
215 if ($fs->get_file($context->id, 'mod_scorm', 'content', 0, '/', 'imsmanifest.xml')) {
219 } else if (strpos($scorm->version, 'AICC') !== false) {
220 // TODO: add more sanity checks - something really exists in scorm_content area
226 $fs->delete_area_files($context->id, 'mod_scorm', 'content');
228 $packer = get_file_packer('application/zip');
229 $packagefile->extract_to_storage($packer, $context->id, 'mod_scorm', 'content', 0, '/');
235 if ($manifest = $fs->get_file($context->id, 'mod_scorm', 'content', 0, '/', 'imsmanifest.xml')) {
236 require_once("$CFG->dirroot/mod/scorm/datamodels/scormlib.php");
238 if (!scorm_parse_scorm($scorm, $manifest)) {
239 $scorm->version = 'ERROR';
242 require_once("$CFG->dirroot/mod/scorm/datamodels/aicclib.php");
244 if (!scorm_parse_aicc($scorm)) {
245 $scorm->version = 'ERROR';
249 } else if ($scorm->scormtype === SCORM_TYPE_EXTERNAL and $cfg_scorm->allowtypeexternal) {
250 if (!$full and $scorm->sha1hash === sha1($scorm->reference)) {
253 require_once("$CFG->dirroot/mod/scorm/datamodels/scormlib.php");
254 // SCORM only, AICC can not be external
255 if (!scorm_parse_scorm($scorm, $scorm->reference)) {
256 $scorm->version = 'ERROR';
258 $newhash = sha1($scorm->reference);
260 } else if ($scorm->scormtype === SCORM_TYPE_IMSREPOSITORY and !empty($CFG->repositoryactivate) and $cfg_scorm->allowtypeimsrepository) {
261 if (!$full and $scorm->sha1hash === sha1($scorm->reference)) {
264 require_once("$CFG->dirroot/mod/scorm/datamodels/scormlib.php");
265 if (!scorm_parse_scorm($scorm, $CFG->repository.substr($scorm->reference, 1).'/imsmanifest.xml')) {
266 $scorm->version = 'ERROR';
268 $newhash = sha1($scorm->reference);
271 // sorry, disabled type
276 $scorm->sha1hash = $newhash;
277 $DB->update_record('scorm', $scorm);
281 function scorm_array_search($item, $needle, $haystacks, $strict=false) {
282 if (!empty($haystacks)) {
283 foreach ($haystacks as $key => $element) {
285 if ($element->{$item} === $needle) {
289 if ($element->{$item} == $needle) {
298 function scorm_repeater($what, $times) {
303 for ($i=0; $i<$times; $i++) {
309 function scorm_external_link($link) {
310 // check if a link is external
312 $link = strtolower($link);
313 if (substr($link, 0, 7) == 'http://') {
315 } else if (substr($link, 0, 8) == 'https://') {
317 } else if (substr($link, 0, 4) == 'www.') {
324 * Returns an object containing all datas relative to the given sco ID
326 * @param integer $id The sco ID
327 * @return mixed (false if sco id does not exists)
329 function scorm_get_sco($id, $what=SCO_ALL) {
332 if ($sco = $DB->get_record('scorm_scoes', array('id'=>$id))) {
333 $sco = ($what == SCO_DATA) ? new stdClass() : $sco;
334 if (($what != SCO_ONLY) && ($scodatas = $DB->get_records('scorm_scoes_data', array('scoid'=>$id)))) {
335 foreach ($scodatas as $scodata) {
336 $sco->{$scodata->name} = $scodata->value;
338 } else if (($what != SCO_ONLY) && (!($scodatas = $DB->get_records('scorm_scoes_data', array('scoid'=>$id))))) {
339 $sco->parameters = '';
348 * Returns an object (array) containing all the scoes data related to the given sco ID
350 * @param integer $id The sco ID
351 * @param integer $organisation an organisation ID - defaults to false if not required
352 * @return mixed (false if there are no scoes or an array)
354 function scorm_get_scoes($id, $organisation=false) {
357 $organizationsql = '';
358 $queryarray = array('scorm'=>$id);
359 if (!empty($organisation)) {
360 $queryarray['organization'] = $organisation;
362 if ($scoes = $DB->get_records('scorm_scoes', $queryarray, 'id ASC')) {
363 // drop keys so that it is a simple array as expected
364 $scoes = array_values($scoes);
365 foreach ($scoes as $sco) {
366 if ($scodatas = $DB->get_records('scorm_scoes_data', array('scoid'=>$sco->id))) {
367 foreach ($scodatas as $scodata) {
368 $sco->{$scodata->name} = $scodata->value;
378 function scorm_insert_track($userid, $scormid, $scoid, $attempt, $element, $value, $forcecompleted=false) {
383 if ($forcecompleted) {
384 //TODO - this could be broadened to encompass SCORM 2004 in future
385 if (($element == 'cmi.core.lesson_status') && ($value == 'incomplete')) {
386 if ($track = $DB->get_record_select('scorm_scoes_track', 'userid=? AND scormid=? AND scoid=? AND attempt=? AND element=\'cmi.core.score.raw\'', array($userid, $scormid, $scoid, $attempt))) {
387 $value = 'completed';
390 if ($element == 'cmi.core.score.raw') {
391 if ($tracktest = $DB->get_record_select('scorm_scoes_track', 'userid=? AND scormid=? AND scoid=? AND attempt=? AND element=\'cmi.core.lesson_status\'', array($userid, $scormid, $scoid, $attempt))) {
392 if ($tracktest->value == "incomplete") {
393 $tracktest->value = "completed";
394 $DB->update_record('scorm_scoes_track', $tracktest);
400 if ($track = $DB->get_record('scorm_scoes_track', array('userid'=>$userid, 'scormid'=>$scormid, 'scoid'=>$scoid, 'attempt'=>$attempt, 'element'=>$element))) {
401 if ($element != 'x.start.time' ) { //don't update x.start.time - keep the original value.
402 $track->value = $value;
403 $track->timemodified = time();
404 $DB->update_record('scorm_scoes_track', $track);
408 $track->userid = $userid;
409 $track->scormid = $scormid;
410 $track->scoid = $scoid;
411 $track->attempt = $attempt;
412 $track->element = $element;
413 $track->value = $value;
414 $track->timemodified = time();
415 $id = $DB->insert_record('scorm_scoes_track', $track);
418 if (strstr($element, '.score.raw') ||
419 (($element == 'cmi.core.lesson_status' || $element == 'cmi.completion_status') && ($track->value == 'completed' || $track->value == 'passed'))) {
420 $scorm = $DB->get_record('scorm', array('id' => $scormid));
421 include_once($CFG->dirroot.'/mod/scorm/lib.php');
422 scorm_update_grades($scorm, $userid);
428 function scorm_get_tracks($scoid, $userid, $attempt='') {
429 /// Gets all tracks of specified sco and user
432 if (empty($attempt)) {
433 if ($scormid = $DB->get_field('scorm_scoes', 'scorm', array('id'=>$scoid))) {
434 $attempt = scorm_get_last_attempt($scormid, $userid);
439 if ($tracks = $DB->get_records('scorm_scoes_track', array('userid'=>$userid, 'scoid'=>$scoid, 'attempt'=>$attempt), 'element ASC')) {
440 $usertrack = new stdClass();
441 $usertrack->userid = $userid;
442 $usertrack->scoid = $scoid;
443 // Defined in order to unify scorm1.2 and scorm2004
444 $usertrack->score_raw = '';
445 $usertrack->status = '';
446 $usertrack->total_time = '00:00:00';
447 $usertrack->session_time = '00:00:00';
448 $usertrack->timemodified = 0;
449 foreach ($tracks as $track) {
450 $element = $track->element;
451 $usertrack->{$element} = $track->value;
453 case 'cmi.core.lesson_status':
454 case 'cmi.completion_status':
455 if ($track->value == 'not attempted') {
456 $track->value = 'notattempted';
458 $usertrack->status = $track->value;
460 case 'cmi.core.score.raw':
461 case 'cmi.score.raw':
462 $usertrack->score_raw = (float) sprintf('%2.2f', $track->value);
464 case 'cmi.core.session_time':
465 case 'cmi.session_time':
466 $usertrack->session_time = $track->value;
468 case 'cmi.core.total_time':
469 case 'cmi.total_time':
470 $usertrack->total_time = $track->value;
473 if (isset($track->timemodified) && ($track->timemodified > $usertrack->timemodified)) {
474 $usertrack->timemodified = $track->timemodified;
477 if (is_array($usertrack)) {
487 /* Find the start and finsh time for a a given SCO attempt
489 * @param int $scormid SCORM Id
490 * @param int $scoid SCO Id
491 * @param int $userid User Id
492 * @param int $attemt Attempt Id
494 * @return object start and finsh time EPOC secods
497 function scorm_get_sco_runtime($scormid, $scoid, $userid, $attempt=1) {
500 $timedata = new stdClass();
501 $sql = !empty($scoid) ? "userid=$userid AND scormid=$scormid AND scoid=$scoid AND attempt=$attempt" : "userid=$userid AND scormid=$scormid AND attempt=$attempt";
502 $tracks = $DB->get_records_select('scorm_scoes_track', "$sql ORDER BY timemodified ASC");
504 $tracks = array_values($tracks);
508 $timedata->start = $tracks[0]->timemodified;
510 $timedata->start = false;
512 if ($tracks && $track = array_pop($tracks)) {
513 $timedata->finish = $track->timemodified;
515 $timedata->finish = $timedata->start;
521 function scorm_get_user_data($userid) {
523 /// Gets user info required to display the table of scorm results
526 return $DB->get_record('user', array('id'=>$userid), user_picture::fields());
529 function scorm_grade_user_attempt($scorm, $userid, $attempt=1) {
531 $attemptscore = null;
532 $attemptscore->scoes = 0;
533 $attemptscore->values = 0;
534 $attemptscore->max = 0;
535 $attemptscore->sum = 0;
536 $attemptscore->lastmodify = 0;
538 if (!$scoes = $DB->get_records('scorm_scoes', array('scorm'=>$scorm->id))) {
542 foreach ($scoes as $sco) {
543 if ($userdata=scorm_get_tracks($sco->id, $userid, $attempt)) {
544 if (($userdata->status == 'completed') || ($userdata->status == 'passed')) {
545 $attemptscore->scoes++;
547 if (!empty($userdata->score_raw) || (isset($scorm->type) && $scorm->type=='sco' && isset($userdata->score_raw))) {
548 $attemptscore->values++;
549 $attemptscore->sum += $userdata->score_raw;
550 $attemptscore->max = ($userdata->score_raw > $attemptscore->max)?$userdata->score_raw:$attemptscore->max;
551 if (isset($userdata->timemodified) && ($userdata->timemodified > $attemptscore->lastmodify)) {
552 $attemptscore->lastmodify = $userdata->timemodified;
554 $attemptscore->lastmodify = 0;
559 switch ($scorm->grademethod) {
561 $score = (float) $attemptscore->max;
564 if ($attemptscore->values > 0) {
565 $score = $attemptscore->sum/$attemptscore->values;
571 $score = $attemptscore->sum;
574 $score = $attemptscore->scoes;
577 $score = $attemptscore->max; // Remote Learner GRADEHIGHEST is default
583 function scorm_grade_user($scorm, $userid) {
585 // ensure we dont grade user beyond $scorm->maxattempt settings
586 $lastattempt = scorm_get_last_attempt($scorm->id, $userid);
587 if ($scorm->maxattempt != 0 && $lastattempt >= $scorm->maxattempt) {
588 $lastattempt = $scorm->maxattempt;
591 switch ($scorm->whatgrade) {
593 return scorm_grade_user_attempt($scorm, $userid, 1);
596 return scorm_grade_user_attempt($scorm, $userid, scorm_get_last_completed_attempt($scorm->id, $userid));
600 for ($attempt = 1; $attempt <= $lastattempt; $attempt++) {
601 $attemptscore = scorm_grade_user_attempt($scorm, $userid, $attempt);
602 $maxscore = $attemptscore > $maxscore ? $attemptscore: $maxscore;
608 $attemptcount = scorm_get_attempt_count($userid, $scorm, true);
609 if (empty($attemptcount)) {
612 $attemptcount = count($attemptcount);
614 $lastattempt = scorm_get_last_attempt($scorm->id, $userid);
616 for ($attempt = 1; $attempt <= $lastattempt; $attempt++) {
617 $attemptscore = scorm_grade_user_attempt($scorm, $userid, $attempt);
618 $sumscore += $attemptscore;
621 return round($sumscore / $attemptcount);
626 function scorm_count_launchable($scormid, $organization='') {
629 $sqlorganization = '';
630 $params = array($scormid);
631 if (!empty($organization)) {
632 $sqlorganization = " AND organization=?";
633 $params[] = $organization;
635 return $DB->count_records_select('scorm_scoes', "scorm = ? $sqlorganization AND ".$DB->sql_isnotempty('scorm_scoes', 'launch', false, true), $params);
638 function scorm_get_last_attempt($scormid, $userid) {
641 /// Find the last attempt number for the given user id and scorm id
642 if ($lastattempt = $DB->get_record('scorm_scoes_track', array('userid'=>$userid, 'scormid'=>$scormid), 'max(attempt) as a')) {
643 if (empty($lastattempt->a)) {
646 return $lastattempt->a;
653 function scorm_get_last_completed_attempt($scormid, $userid) {
656 /// Find the last attempt number for the given user id and scorm id
657 if ($lastattempt = $DB->get_record_select('scorm_scoes_track', "userid = ? AND scormid = ? AND (value='completed' OR value='passed')", array($userid, $scormid), 'max(attempt) as a')) {
658 if (empty($lastattempt->a)) {
661 return $lastattempt->a;
668 function scorm_course_format_display($user, $course) {
669 global $CFG, $DB, $PAGE, $OUTPUT;
671 $strupdate = get_string('update');
672 $context = get_context_instance(CONTEXT_COURSE, $course->id);
674 echo '<div class="mod-scorm">';
675 if ($scorms = get_all_instances_in_course('scorm', $course)) {
676 // The module SCORM activity with the least id is the course
677 $scorm = current($scorms);
678 if (! $cm = get_coursemodule_from_instance('scorm', $scorm->id, $course->id)) {
679 print_error('invalidcoursemodule');
681 $contextmodule = get_context_instance(CONTEXT_MODULE, $cm->id);
682 if ((has_capability('mod/scorm:skipview', $contextmodule))) {
683 scorm_simple_play($scorm, $user, $contextmodule);
686 $headertext = '<table width="100%"><tr><td class="title">'.get_string('name').': <b>'.format_string($scorm->name).'</b>';
687 if (has_capability('moodle/course:manageactivities', $context)) {
688 if ($PAGE->user_is_editing()) {
689 // Display update icon
690 $path = $CFG->wwwroot.'/course';
691 $headertext .= '<span class="commands">'.
692 '<a title="'.$strupdate.'" href="'.$path.'/mod.php?update='.$cm->id.'&sesskey='.sesskey().'">'.
693 '<img src="'.$OUTPUT->pix_url('t/edit') . '" class="iconsmall" alt="'.$strupdate.'" /></a></span>';
695 $headertext .= '</td>';
696 // Display report link
697 $trackedusers = $DB->get_record('scorm_scoes_track', array('scormid'=>$scorm->id), 'count(distinct(userid)) as c');
698 if ($trackedusers->c > 0) {
699 $headertext .= '<td class="reportlink">'.
700 '<a href="'.$CFG->wwwroot.'/mod/scorm/report.php?id='.$cm->id.'">'.
701 get_string('viewallreports', 'scorm', $trackedusers->c).'</a>';
703 $headertext .= '<td class="reportlink">'.get_string('noreports', 'scorm');
705 $colspan = ' colspan="2"';
707 $headertext .= '</td></tr><tr><td'.$colspan.'>'.get_string('summary').':<br />'.format_module_intro('scorm', $scorm, $scorm->coursemodule).'</td></tr></table>';
708 echo $OUTPUT->box($headertext, 'generalbox boxwidthwide');
709 scorm_view_display($user, $scorm, 'view.php?id='.$course->id, $cm);
711 if (has_capability('moodle/course:update', $context)) {
712 // Create a new activity
713 $url = new moodle_url('/course/mod.php', array('id'=>$course->id, 'section'=>'0', 'sesskey'=>sesskey(),'add'=>'scorm'));
716 echo $OUTPUT->notification('Could not find a scorm course here');
722 function scorm_view_display ($user, $scorm, $action, $cm) {
723 global $CFG, $DB, $PAGE, $OUTPUT;
725 if ($scorm->updatefreq == UPDATE_EVERYTIME) {
726 scorm_parse($scorm, false);
729 $organization = optional_param('organization', '', PARAM_INT);
731 if ($scorm->displaycoursestructure == 1) {
732 echo $OUTPUT->box_start('generalbox boxaligncenter toc');
734 <div class="structurehead"><?php print_string('contents', 'scorm') ?></div>
737 if (empty($organization)) {
738 $organization = $scorm->launch;
740 if ($orgs = $DB->get_records_select_menu('scorm_scoes', 'scorm = ? AND '.
741 $DB->sql_isempty('scorm_scoes', 'launch', false, true).' AND '.
742 $DB->sql_isempty('scorm_scoes', 'organization', false, false),
743 array($scorm->id), 'id', 'id,title')) {
744 if (count($orgs) > 1) {
745 $select = new single_select(new moodle_url($action), 'organization', $orgs, $organization, null);
746 $select->label = get_string('organizations', 'scorm');
747 $select->class = 'scorm-center';
748 echo $OUTPUT->render($select);
752 if ($sco = scorm_get_sco($organization, SCO_ONLY)) {
753 if (($sco->organization == '') && ($sco->launch == '')) {
754 $orgidentifier = $sco->identifier;
756 $orgidentifier = $sco->organization;
760 $scorm->version = strtolower(clean_param($scorm->version, PARAM_SAFEDIR)); // Just to be safe
761 if (!file_exists($CFG->dirroot.'/mod/scorm/datamodels/'.$scorm->version.'lib.php')) {
762 $scorm->version = 'scorm_12';
764 require_once($CFG->dirroot.'/mod/scorm/datamodels/'.$scorm->version.'lib.php');
766 $result = scorm_get_toc($user, $scorm, $cm->id, TOCFULLURL, $orgidentifier);
767 $incomplete = $result->incomplete;
769 // do we want the TOC to be displayed?
770 if ($scorm->displaycoursestructure == 1) {
772 echo $OUTPUT->box_end();
775 // is this the first attempt ?
776 $attemptcount = scorm_get_attempt_count($user->id, $scorm);
778 // do not give the player launch FORM if the SCORM object is locked after the final attempt
779 if ($scorm->lastattemptlock == 0 || $result->attemptleft > 0) {
781 <div class="scorm-center">
782 <form id="theform" method="post" action="<?php echo $CFG->wwwroot ?>/mod/scorm/player.php">
784 if ($scorm->hidebrowse == 0) {
785 print_string('mode', 'scorm');
786 echo ': <input type="radio" id="b" name="mode" value="browse" /><label for="b">'.get_string('browse', 'scorm').'</label>'."\n";
787 echo '<input type="radio" id="n" name="mode" value="normal" checked="checked" /><label for="n">'.get_string('normal', 'scorm')."</label>\n";
789 echo '<input type="hidden" name="mode" value="normal" />'."\n";
791 if ($scorm->forcenewattempt == 1) {
792 if ($incomplete === false) {
793 echo '<input type="hidden" name="newattempt" value="on" />'."\n";
795 } else if (!empty($attemptcount) && ($incomplete === false) && (($result->attemptleft > 0)||($scorm->maxattempt == 0))) {
798 <input type="checkbox" id="a" name="newattempt" />
799 <label for="a"><?php print_string('newattempt', 'scorm') ?></label>
804 <input type="hidden" name="scoid"/>
805 <input type="hidden" name="cm" value="<?php echo $cm->id ?>"/>
806 <input type="hidden" name="currentorg" value="<?php echo $orgidentifier ?>" />
807 <input type="submit" value="<?php print_string('enter', 'scorm') ?>" />
814 function scorm_simple_play($scorm, $user, $context) {
819 if ($scorm->updatefreq == UPDATE_EVERYTIME) {
820 scorm_parse($scorm, false);
822 if (has_capability('mod/scorm:viewreport', $context)) { //if this user can view reports, don't skipview so they can see links to reports.
826 $scoes = $DB->get_records_select('scorm_scoes', 'scorm = ? AND '.$DB->sql_isnotempty('scorm_scoes', 'launch', false, true), array($scorm->id), 'id', 'id');
830 if ($sco = scorm_get_sco($scorm->launch, SCO_ONLY)) {
831 if (($sco->organization == '') && ($sco->launch == '')) {
832 $orgidentifier = $sco->identifier;
834 $orgidentifier = $sco->organization;
837 if ($scorm->skipview >= 1) {
838 $sco = current($scoes);
839 $url = new moodle_url('/mod/scorm/player.php', array('a' => $scorm->id,
840 'currentorg'=>$orgidentifier,
842 if ($scorm->skipview == 2 || scorm_get_tracks($sco->id, $user->id) === false) {
850 function scorm_get_count_users($scormid, $groupingid=null) {
853 if (!empty($groupingid)) {
854 $sql = "SELECT COUNT(DISTINCT st.userid)
855 FROM {scorm_scoes_track} st
856 INNER JOIN {groups_members} gm ON st.userid = gm.userid
857 INNER JOIN {groupings_groups} gg ON gm.groupid = gg.groupid
858 WHERE st.scormid = ? AND gg.groupingid = ?
860 $params = array($scormid, $groupingid);
862 $sql = "SELECT COUNT(DISTINCT st.userid)
863 FROM {scorm_scoes_track} st
866 $params = array($scormid);
869 return ($DB->count_records_sql($sql, $params));
873 * Build up the JavaScript representation of an array element
875 * @param string $sversion SCORM API version
876 * @param array $userdata User track data
877 * @param string $element_name Name of array element to get values for
878 * @param array $children list of sub elements of this array element that also need instantiating
881 function scorm_reconstitute_array_element($sversion, $userdata, $element_name, $children) {
882 // reconstitute comments_from_learner and comments_from_lms
884 $current_subelement = '';
888 $scormseperator = '_';
889 if (scorm_version_check($sversion, SCORM_13)) { //scorm 1.3 elements use a . instead of an _
890 $scormseperator = '.';
892 // filter out the ones we want
893 $element_list = array();
894 foreach ($userdata as $element => $value) {
895 if (substr($element, 0, strlen($element_name)) == $element_name) {
896 $element_list[$element] = $value;
900 // sort elements in .n array order
901 uksort($element_list, "scorm_element_cmp");
903 // generate JavaScript
904 foreach ($element_list as $element => $value) {
905 if (scorm_version_check($sversion, SCORM_13)) {
906 $element = preg_replace('/\.(\d+)\./', ".N\$1.", $element);
907 preg_match('/\.(N\d+)\./', $element, $matches);
909 $element = preg_replace('/\.(\d+)\./', "_\$1.", $element);
910 preg_match('/\_(\d+)\./', $element, $matches);
912 if (count($matches) > 0 && $current != $matches[1]) {
913 if ($count_sub > 0) {
914 echo ' '.$element_name.$scormseperator.$current.'.'.$current_subelement.'._count = '.$count_sub.";\n";
916 $current = $matches[1];
918 $current_subelement = '';
921 $end = strpos($element, $matches[1])+strlen($matches[1]);
922 $subelement = substr($element, 0, $end);
923 echo ' '.$subelement." = new Object();\n";
924 // now add the children
925 foreach ($children as $child) {
926 echo ' '.$subelement.".".$child." = new Object();\n";
927 echo ' '.$subelement.".".$child."._children = ".$child."_children;\n";
931 // now - flesh out the second level elements if there are any
932 if (scorm_version_check($sversion, SCORM_13)) {
933 $element = preg_replace('/(.*?\.N\d+\..*?)\.(\d+)\./', "\$1.N\$2.", $element);
934 preg_match('/.*?\.N\d+\.(.*?)\.(N\d+)\./', $element, $matches);
936 $element = preg_replace('/(.*?\_\d+\..*?)\.(\d+)\./', "\$1_\$2.", $element);
937 preg_match('/.*?\_\d+\.(.*?)\_(\d+)\./', $element, $matches);
940 // check the sub element type
941 if (count($matches) > 0 && $current_subelement != $matches[1]) {
942 if ($count_sub > 0) {
943 echo ' '.$element_name.$scormseperator.$current.'.'.$current_subelement.'._count = '.$count_sub.";\n";
945 $current_subelement = $matches[1];
948 $end = strpos($element, $matches[1])+strlen($matches[1]);
949 $subelement = substr($element, 0, $end);
950 echo ' '.$subelement." = new Object();\n";
953 // now check the subelement subscript
954 if (count($matches) > 0 && $current_sub != $matches[2]) {
955 $current_sub = $matches[2];
957 $end = strrpos($element, $matches[2])+strlen($matches[2]);
958 $subelement = substr($element, 0, $end);
959 echo ' '.$subelement." = new Object();\n";
962 echo ' '.$element.' = \''.$value."';\n";
964 if ($count_sub > 0) {
965 echo ' '.$element_name.$scormseperator.$current.'.'.$current_subelement.'._count = '.$count_sub.";\n";
968 echo ' '.$element_name.'._count = '.$count.";\n";
973 * Build up the JavaScript representation of an array element
975 * @param string $a left array element
976 * @param string $b right array element
977 * @return comparator - 0,1,-1
979 function scorm_element_cmp($a, $b) {
980 preg_match('/.*?(\d+)\./', $a, $matches);
981 $left = intval($matches[1]);
982 preg_match('/.?(\d+)\./', $b, $matches);
983 $right = intval($matches[1]);
984 if ($left < $right) {
985 return -1; // smaller
986 } else if ($left > $right) {
989 // look for a second level qualifier eg cmi.interactions_0.correct_responses_0.pattern
990 if (preg_match('/.*?(\d+)\.(.*?)\.(\d+)\./', $a, $matches)) {
991 $leftterm = intval($matches[2]);
992 $left = intval($matches[3]);
993 if (preg_match('/.*?(\d+)\.(.*?)\.(\d+)\./', $b, $matches)) {
994 $rightterm = intval($matches[2]);
995 $right = intval($matches[3]);
996 if ($leftterm < $rightterm) {
997 return -1; // smaller
998 } else if ($leftterm > $rightterm) {
1001 if ($left < $right) {
1002 return -1; // smaller
1003 } else if ($left > $right) {
1009 // fall back for no second level matches or second level matches are equal
1010 return 0; // equal to
1015 * Generate the user attempt status string
1017 * @param object $user Current context user
1018 * @param object $scorm a moodle scrom object - mdl_scorm
1019 * @return string - Attempt status string
1021 function scorm_get_attempt_status($user, $scorm) {
1024 $attempts = scorm_get_attempt_count($user->id, $scorm, true);
1025 if (empty($attempts)) {
1028 $attemptcount = count($attempts);
1031 $result = '<p>'.get_string('noattemptsallowed', 'scorm').': ';
1032 if ($scorm->maxattempt > 0) {
1033 $result .= $scorm->maxattempt . '<br />';
1035 $result .= get_string('unlimited').'<br />';
1037 $result .= get_string('noattemptsmade', 'scorm').': ' . $attemptcount . '<br />';
1039 if ($scorm->maxattempt == 1) {
1040 switch ($scorm->grademethod) {
1042 $grademethod = get_string('gradehighest', 'scorm');
1045 $grademethod = get_string('gradeaverage', 'scorm');
1048 $grademethod = get_string('gradesum', 'scorm');
1051 $grademethod = get_string('gradescoes', 'scorm');
1055 switch ($scorm->whatgrade) {
1056 case HIGHESTATTEMPT:
1057 $grademethod = get_string('highestattempt', 'scorm');
1059 case AVERAGEATTEMPT:
1060 $grademethod = get_string('averageattempt', 'scorm');
1063 $grademethod = get_string('firstattempt', 'scorm');
1066 $grademethod = get_string('lastattempt', 'scorm');
1071 if (!empty($attempts)) {
1073 foreach ($attempts as $attempt) {
1074 $gradereported = scorm_grade_user_attempt($scorm, $user->id, $attempt->attemptnumber);
1075 if ($scorm->grademethod !== GRADESCOES && !empty($scorm->maxgrade)) {
1076 $gradereported = $gradereported/$scorm->maxgrade;
1077 $gradereported = number_format($gradereported*100, 0) .'%';
1079 $result .= get_string('gradeforattempt', 'scorm').' ' . $i . ': ' . $gradereported .'<br />';
1083 $calculatedgrade = scorm_grade_user($scorm, $user->id);
1084 if ($scorm->grademethod !== GRADESCOES && !empty($scorm->maxgrade)) {
1085 $calculatedgrade = $calculatedgrade/$scorm->maxgrade;
1086 $calculatedgrade = number_format($calculatedgrade*100, 0) .'%';
1088 $result .= get_string('grademethod', 'scorm'). ': ' . $grademethod;
1089 if (empty($attempts)) {
1090 $result .= '<br />' . get_string('gradereported', 'scorm') . ': ' . get_string('none') . '<br />';
1092 $result .= '<br />' . get_string('gradereported', 'scorm') . ': ' . $calculatedgrade . '<br />';
1095 if ($attemptcount >= $scorm->maxattempt and $scorm->maxattempt > 0) {
1096 $result .= '<p><font color="#cc0000">'.get_string('exceededmaxattempts', 'scorm').'</font></p>';
1102 * Get SCORM attempt count
1104 * @param object $user Current context user
1105 * @param object $scorm a moodle scrom object - mdl_scorm
1106 * @param bool $attempts return the list of attempts
1107 * @return int - no. of attempts so far
1109 function scorm_get_attempt_count($userid, $scorm, $attempts_only=false) {
1112 $element = 'cmi.core.score.raw';
1113 if ($scorm->grademethod == GRADESCOES) {
1114 $element = 'cmi.core.lesson_status';
1116 if (scorm_version_check($scorm->version, SCORM_13)) {
1117 $element = 'cmi.score.raw';
1119 $attempts = $DB->get_records_select('scorm_scoes_track', "element=? AND userid=? AND scormid=?", array($element, $userid, $scorm->id), 'attempt', 'DISTINCT attempt AS attemptnumber');
1120 if ($attempts_only) {
1123 if (!empty($attempts)) {
1124 $attemptcount = count($attempts);
1126 return $attemptcount;
1130 * Figure out with this is a debug situation
1132 * @param object $scorm a moodle scrom object - mdl_scorm
1133 * @return boolean - debugging true/false
1135 function scorm_debugging($scorm) {
1137 $cfg_scorm = get_config('scorm');
1139 if (!$cfg_scorm->allowapidebug) {
1142 $identifier = $USER->username.':'.$scorm->name;
1143 $test = $cfg_scorm->apidebugmask;
1144 // check the regex is only a short list of safe characters
1145 if (!preg_match('/^[\w\s\*\.\?\+\:\_\\\]+$/', $test)) {
1149 eval('$res = preg_match(\'/^'.$test.'/\', $identifier) ? true : false;');
1154 * Delete Scorm tracks for selected users
1156 * @param array $attemptids list of attempts that need to be deleted
1157 * @param int $scorm instance
1159 * return bool true deleted all responses, false failed deleting an attempt - stopped here
1161 function scorm_delete_responses($attemptids, $scorm) {
1162 if (!is_array($attemptids) || empty($attemptids)) {
1166 foreach ($attemptids as $num => $attemptid) {
1167 if (empty($attemptid)) {
1168 unset($attemptids[$num]);
1172 foreach ($attemptids as $attempt) {
1173 $keys = explode(':', $attempt);
1174 if (count($keys) == 2) {
1175 $userid = clean_param($keys[0], PARAM_INT);
1176 $attemptid = clean_param($keys[1], PARAM_INT);
1177 if (!$userid || !$attemptid || !scorm_delete_attempt($userid, $scorm, $attemptid)) {
1188 * Delete Scorm tracks for selected users
1190 * @param int $userid ID of User
1191 * @param int $scormid ID of Scorm
1192 * @param int $attemptid user attempt that need to be deleted
1194 * return bool true suceeded
1196 function scorm_delete_attempt($userid, $scorm, $attemptid) {
1199 $DB->delete_records('scorm_scoes_track', array('userid' => $userid, 'scormid' => $scorm->id, 'attempt' => $attemptid));
1200 include_once('lib.php');
1201 scorm_update_grades($scorm, $userid, true);
1206 * Converts SCORM duration notation to human-readable format
1207 * The function works with both SCORM 1.2 and SCORM 2004 time formats
1208 * @param $duration string SCORM duration
1209 * @return string human-readable date/time
1211 function scorm_format_duration($duration) {
1212 // fetch date/time strings
1213 $stryears = get_string('years');
1214 $strmonths = get_string('nummonths');
1215 $strdays = get_string('days');
1216 $strhours = get_string('hours');
1217 $strminutes = get_string('minutes');
1218 $strseconds = get_string('seconds');
1220 if ($duration[0] == 'P') {
1221 // if timestamp starts with 'P' - it's a SCORM 2004 format
1222 // this regexp discards empty sections, takes Month/Minute ambiguity into consideration,
1223 // and outputs filled sections, discarding leading zeroes and any format literals
1224 // also saves the only zero before seconds decimals (if there are any) and discards decimals if they are zero
1225 $pattern = array( '#([A-Z])0+Y#', '#([A-Z])0+M#', '#([A-Z])0+D#', '#P(|\d+Y)0*(\d+)M#', '#0*(\d+)Y#', '#0*(\d+)D#', '#P#',
1226 '#([A-Z])0+H#', '#([A-Z])[0.]+S#', '#\.0+S#', '#T(|\d+H)0*(\d+)M#', '#0*(\d+)H#', '#0+\.(\d+)S#', '#0*([\d.]+)S#', '#T#' );
1227 $replace = array( '$1', '$1', '$1', '$1$2 '.$strmonths.' ', '$1 '.$stryears.' ', '$1 '.$strdays.' ', '',
1228 '$1', '$1', 'S', '$1$2 '.$strminutes.' ', '$1 '.$strhours.' ', '0.$1 '.$strseconds, '$1 '.$strseconds, '');
1230 // else we have SCORM 1.2 format there
1231 // first convert the timestamp to some SCORM 2004-like format for conveniency
1232 $duration = preg_replace('#^(\d+):(\d+):([\d.]+)$#', 'T$1H$2M$3S', $duration);
1233 // then convert in the same way as SCORM 2004
1234 $pattern = array( '#T0+H#', '#([A-Z])0+M#', '#([A-Z])[0.]+S#', '#\.0+S#', '#0*(\d+)H#', '#0*(\d+)M#', '#0+\.(\d+)S#', '#0*([\d.]+)S#', '#T#' );
1235 $replace = array( 'T', '$1', '$1', 'S', '$1 '.$strhours.' ', '$1 '.$strminutes.' ', '0.$1 '.$strseconds, '$1 '.$strseconds, '' );
1238 $result = preg_replace($pattern, $replace, $duration);
1243 function scorm_get_toc($user,$scorm,$cmid,$toclink=TOCJSLINK,$currentorg='',$scoid='',$mode='normal',$attempt='',$play=false, $tocheader=false) {
1244 global $CFG, $DB, $PAGE, $OUTPUT;
1247 if ($mode == 'browse') {
1248 $modestr = '&mode='.$mode;
1251 $result = new stdClass();
1253 $result->toc = '<div id="scorm_layout">';
1254 $result->toc .= '<div id="scorm_toc">';
1255 $result->toc .= '<div id="scorm_tree">';
1257 $result->toc .= '<ul>';
1258 $tocmenus = array();
1259 $result->prerequisites = true;
1260 $incomplete = false;
1263 // Get the current organization infos
1265 if (!empty($currentorg)) {
1266 if (($organizationtitle = $DB->get_field('scorm_scoes','title', array('scorm'=>$scorm->id,'identifier'=>$currentorg))) != '') {
1268 $result->toctitle = "$organizationtitle";
1271 $result->toc .= "\t<li>$organizationtitle</li>\n";
1273 $tocmenus[] = $organizationtitle;
1278 // If not specified retrieve the last attempt number
1280 if (empty($attempt)) {
1281 $attempt = scorm_get_attempt_count($user->id, $scorm);
1283 $result->attemptleft = $scorm->maxattempt == 0 ? 1 : $scorm->maxattempt - $attempt;
1284 if ($scoes = scorm_get_scoes($scorm->id, $currentorg)){
1286 // Retrieve user tracking data for each learning object
1288 $usertracks = array();
1289 foreach ($scoes as $sco) {
1290 if (!empty($sco->launch)) {
1291 if (empty($scoid)) {
1294 if ($usertrack = scorm_get_tracks($sco->id,$user->id,$attempt)) {
1295 if ($usertrack->status == '') {
1296 $usertrack->status = 'notattempted';
1298 $usertracks[$sco->identifier] = $usertrack;
1308 $parents[$level]='/';
1309 foreach ($scoes as $pos => $sco) {
1311 $sco->title = $sco->title;
1312 if (!isset($sco->isvisible) || (isset($sco->isvisible) && ($sco->isvisible == 'true'))) {
1315 if ($parents[$level] != $sco->parent) {
1316 if ($newlevel = array_search($sco->parent,$parents)) {
1317 for ($i=0; $i<($level-$newlevel); $i++) {
1318 $result->toc .= "\t\t</li></ul></li>\n";
1324 while (($i > 0) && ($parents[$level] != $sco->parent)) {
1325 if ($i === 1 && $level > 1) {
1326 $closelist .= "\t\t</ul></li>\n";
1328 $closelist .= "\t</li></ul></li>\n";
1332 if (($i == 0) && ($sco->parent != $currentorg)) {
1333 $result->toc .= "\n\t<ul>\n";
1336 $result->toc .= $closelist;
1339 $parents[$level] = $sco->parent;
1343 $result->toc .= "<li>";
1345 if (isset($scoes[$pos+1])) {
1346 $nextsco = $scoes[$pos+1];
1350 $nextisvisible = false;
1351 if (($nextsco !== false) && (!isset($nextsco->isvisible) || (isset($nextsco->isvisible) && ($nextsco->isvisible == 'true')))) {
1352 $nextisvisible = true;
1354 if ($nextisvisible && ($nextsco !== false) && ($sco->parent != $nextsco->parent) &&
1355 (($level==0) || (($level>0) && ($nextsco->parent == $sco->identifier)))) {
1358 if (empty($sco->title)) {
1359 $sco->title = $sco->identifier;
1362 if (!empty($sco->launch)) {
1364 if (empty($scoid) && ($mode != 'normal')) {
1367 if (isset($usertracks[$sco->identifier])) {
1368 $usertrack = $usertracks[$sco->identifier];
1369 $strstatus = get_string($usertrack->status,'scorm');
1370 if ($sco->scormtype == 'sco') {
1371 $statusicon = '<img src="'.$OUTPUT->pix_url($usertrack->status, 'scorm').'" alt="'.$strstatus.'" title="'.$strstatus.'" />';
1373 $statusicon = '<img src="'.$OUTPUT->pix_url('assetc', 'scorm').'" alt="'.get_string('assetlaunched','scorm').'" title="'.get_string('assetlaunched','scorm').'" />';
1376 if (($usertrack->status == 'notattempted') || ($usertrack->status == 'incomplete') || ($usertrack->status == 'browsed')) {
1378 if ($play && empty($scoid)) {
1382 if ($usertrack->score_raw != '' && has_capability('mod/scorm:viewscores', get_context_instance(CONTEXT_MODULE,$cmid))) {
1383 $score = '('.get_string('score','scorm').': '.$usertrack->score_raw.')';
1385 $strsuspended = get_string('suspended','scorm');
1386 $exitvar = 'cmi.core.exit';
1387 if (scorm_version_check($scorm->version, SCORM_13)) {
1388 $exitvar = 'cmi.exit';
1390 if ($incomplete && isset($usertrack->{$exitvar}) && ($usertrack->{$exitvar} == 'suspend')) {
1391 $statusicon = '<img src="'.$OUTPUT->pix_url('suspend', 'scorm').'" alt="'.$strstatus.' - '.$strsuspended.'" title="'.$strstatus.' - '.$strsuspended.'" />';
1394 if ($play && empty($scoid)) {
1398 if ($sco->scormtype == 'sco') {
1399 $statusicon = '<img src="'.$OUTPUT->pix_url('notattempted', 'scorm').'" alt="'.get_string('notattempted','scorm').'" title="'.get_string('notattempted','scorm').'" />';
1401 $statusicon = '<img src="'.$OUTPUT->pix_url('asset', 'scorm').'" alt="'.get_string('asset','scorm').'" title="'.get_string('asset','scorm').'" />';
1404 if ($sco->id == $scoid) {
1408 if (($nextid == 0) && (scorm_count_launchable($scorm->id,$currentorg) > 1) && ($nextsco!==false) && (!$findnext)) {
1409 if (!empty($sco->launch)) {
1413 if (scorm_version_check($scorm->version, SCORM_13)) {
1414 require_once($CFG->dirroot.'/mod/scorm/datamodels/sequencinglib.php');
1415 $prereq = scorm_seq_evaluate($sco->id,$usertracks);
1417 //TODO: split check for sco->prerequisites only for AICC as I think that's the only case it's set.
1418 $prereq = empty($sco->prerequisites) || scorm_eval_prerequisites($sco->prerequisites,$usertracks);
1421 if ($sco->id == $scoid) {
1422 $result->prerequisites = true;
1425 if ($toclink == TOCFULLURL) { //display toc with urls for structure page
1426 $url = $CFG->wwwroot.'/mod/scorm/player.php?a='.$scorm->id.'&currentorg='.$currentorg.$modestr.'&scoid='.$sco->id;
1427 $result->toc .= $statusicon.' <a href="'.$url.'">'.format_string($sco->title).'</a>'.$score."\n";
1428 } else { //display toc for inside scorm player
1430 $link = 'a='.$scorm->id.'&scoid='.$sco->id.'¤torg='.$currentorg.$modestr.'&attempt='.$attempt;
1431 $result->toc .= '<a title="'.$link.'">'.$statusicon.' '.format_string($sco->title).' '.$score.'</a>';
1433 $result->toc .= '<span>'.$statusicon.' '.format_string($sco->title).'</span>';
1436 $tocmenus[$sco->id] = scorm_repeater('−',$level) . '>' . format_string($sco->title);
1438 if ($sco->id == $scoid) {
1439 $result->prerequisites = false;
1442 // should be disabled
1443 $result->toc .= '<span>'.$statusicon.' '.format_string($sco->title).'</span>';
1445 $result->toc .= $statusicon.' '.format_string($sco->title)."\n";
1449 $result->toc .= ' '.format_string($sco->title);
1451 if (($nextsco === false) || $nextsco->parent == $sco->parent) {
1452 $result->toc .= "</li>\n";
1455 if (($nextsco !== false) && ($nextid == 0) && ($findnext)) {
1456 if (!empty($nextsco->launch)) {
1457 $nextid = $nextsco->id;
1461 for ($i=0;$i<$level;$i++) {
1462 $result->toc .= "\t\t</ul></li>\n";
1466 if (empty($scoid)) {
1467 $scoid = reset($scoes)->id;
1469 $sco = scorm_get_sco($scoid);
1470 $sco->previd = $previd;
1471 $sco->nextid = $nextid;
1472 $result->sco = $sco;
1473 $result->incomplete = $incomplete;
1475 $result->incomplete = $incomplete;
1478 $result->toc .= '</ul>';
1482 $result->toc .= '</div></div></div>';
1483 $result->toc .= '<div id="scorm_navpanel"></div>';
1487 if ($scorm->hidetoc == 0) {
1488 $PAGE->requires->data_for_js('scormdata', array(
1489 'plusicon' => $OUTPUT->pix_url('plus', 'scorm'),
1490 'minusicon' => $OUTPUT->pix_url('minus', 'scorm')));
1491 $PAGE->requires->js('/lib/cookies.js');
1492 $PAGE->requires->js('/mod/scorm/datamodels/scorm_datamodels.js');
1495 $url = new moodle_url('/mod/scorm/player.php?a='.$scorm->id.'¤torg='.$currentorg.$modestr);
1496 $result->tocmenu = $OUTPUT->single_select($url, 'scoid', $tocmenus, $sco->id, null, "tocmenu");