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https://github.com/moodle/moodle.git
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MDL-50428 mod_scorm: Move SCO load code to new API
This commit is contained in:
Juan Leyva
parent
0dfcc2541a
commit
e9b1e1ccfe
@ -65,104 +65,24 @@ scorm_require_available($scorm);
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$context = context_module::instance($cm->id);
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if (!empty($scoid)) {
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// Direct SCO request.
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if ($sco = scorm_get_sco($scoid)) {
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if ($sco->launch == '') {
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// Search for the next launchable sco.
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if ($scoes = $DB->get_records_select(
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'scorm_scoes',
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'scorm = ? AND '.$DB->sql_isnotempty('scorm_scoes', 'launch', false, true).' AND id > ?',
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array($scorm->id, $sco->id),
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'sortorder, id')) {
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$sco = current($scoes);
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}
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}
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}
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}
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// If no sco was found get the first of SCORM package.
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if (!isset($sco)) {
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$scoes = $DB->get_records_select(
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'scorm_scoes',
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'scorm = ? AND '.$DB->sql_isnotempty('scorm_scoes', 'launch', false, true),
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array($scorm->id),
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'sortorder, id'
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);
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$sco = current($scoes);
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}
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// Forge SCO URL.
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list($sco, $scolaunchurl) = scorm_get_sco_and_launch_url($scorm, $scoid, $context);
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if ($sco->scormtype == 'asset') {
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$attempt = scorm_get_last_attempt($scorm->id, $USER->id);
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$element = (scorm_version_check($scorm->version, SCORM_13)) ? 'cmi.completion_status' : 'cmi.core.lesson_status';
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$value = 'completed';
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$result = scorm_insert_track($USER->id, $scorm->id, $sco->id, $attempt, $element, $value);
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scorm_insert_track($USER->id, $scorm->id, $sco->id, $attempt, $element, $value);
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}
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// Forge SCO URL.
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$connector = '';
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$version = substr($scorm->version, 0, 4);
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if ((isset($sco->parameters) && (!empty($sco->parameters))) || ($version == 'AICC')) {
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if (stripos($sco->launch, '?') !== false) {
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$connector = '&';
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} else {
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$connector = '?';
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}
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if ((isset($sco->parameters) && (!empty($sco->parameters))) && ($sco->parameters[0] == '?')) {
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$sco->parameters = substr($sco->parameters, 1);
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}
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}
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if ($version == 'AICC') {
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require_once("$CFG->dirroot/mod/scorm/datamodels/aicclib.php");
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$aiccsid = scorm_aicc_get_hacp_session($scorm->id);
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if (empty($aiccsid)) {
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$aiccsid = sesskey();
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}
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$scoparams = '';
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if (isset($sco->parameters) && (!empty($sco->parameters))) {
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$scoparams = '&'. $sco->parameters;
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}
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$launcher = $sco->launch.$connector.'aicc_sid='.$aiccsid.'&aicc_url='.$CFG->wwwroot.'/mod/scorm/aicc.php'.$scoparams;
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} else {
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if (isset($sco->parameters) && (!empty($sco->parameters))) {
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$launcher = $sco->launch.$connector.$sco->parameters;
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} else {
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$launcher = $sco->launch;
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}
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}
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if (scorm_external_link($sco->launch)) {
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// TODO: does this happen?
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$result = $launcher;
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} else if ($scorm->scormtype === SCORM_TYPE_EXTERNAL) {
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// Remote learning activity.
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$result = dirname($scorm->reference).'/'.$launcher;
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} else if ($scorm->scormtype === SCORM_TYPE_LOCAL && strtolower($scorm->reference) == 'imsmanifest.xml') {
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// This SCORM content sits in a repository that allows relative links.
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$result = "$CFG->wwwroot/pluginfile.php/$context->id/mod_scorm/imsmanifest/$scorm->revision/$launcher";
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} else if ($scorm->scormtype === SCORM_TYPE_LOCAL or $scorm->scormtype === SCORM_TYPE_LOCALSYNC) {
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// Note: do not convert this to use get_file_url() or moodle_url()
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// SCORM does not work without slasharguments and moodle_url() encodes querystring vars.
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$result = "$CFG->wwwroot/pluginfile.php/$context->id/mod_scorm/content/$scorm->revision/$launcher";
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}
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// Trigger a Sco launched event.
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$event = \mod_scorm\event\sco_launched::create(array(
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'objectid' => $sco->id,
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'context' => $context,
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'other' => array('instanceid' => $scorm->id, 'loadedcontent' => $result)
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));
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$event->add_record_snapshot('course_modules', $cm);
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$event->add_record_snapshot('scorm', $scorm);
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$event->add_record_snapshot('scorm_scoes', $sco);
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$event->trigger();
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// Trigger the SCO launched event.
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scorm_launch_sco($scorm, $sco, $cm, $context, $scolaunchurl);
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header('Content-Type: text/html; charset=UTF-8');
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if ($sco->scormtype == 'asset') {
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// HTTP 302 Found => Moved Temporarily.
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header('Location: ' . $result);
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header('Location: ' . $scolaunchurl);
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// Provide a short feedback in case of slow network connection.
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echo html_writer::start_tag('html');
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echo html_writer::tag('body', html_writer::tag('p', get_string('activitypleasewait', 'scorm')));
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@ -216,7 +136,7 @@ echo html_writer::tag('title', 'LoadSCO');
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function doredirect() {
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if (myGetAPIHandle() != null) {
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location = "<?php echo $result ?>";
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location = "<?php echo $scolaunchurl ?>";
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}
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else {
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document.body.innerHTML = "<p><?php echo get_string('activityloading', 'scorm');?>" +
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@ -231,7 +151,7 @@ echo html_writer::tag('title', 'LoadSCO');
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} else {
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clearInterval(timer);
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document.body.innerHTML = "<p><?php echo get_string('activitypleasewait', 'scorm');?></p>";
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location = "<?php echo $result ?>";
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location = "<?php echo $scolaunchurl ?>";
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}
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}, 1000);
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}
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@ -239,7 +159,7 @@ echo html_writer::tag('title', 'LoadSCO');
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//]]>
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</script>
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<noscript>
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<meta http-equiv="refresh" content="0;url=<?php echo $result ?>" />
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<meta http-equiv="refresh" content="0;url=<?php echo $scolaunchurl ?>" />
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</noscript>
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<?php
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echo html_writer::end_tag('head');
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@ -2084,3 +2084,114 @@ function scorm_require_available($scorm, $checkviewreportcap = false, $context =
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}
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}
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/**
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* Return a SCO object and the SCO launch URL
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*
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* @param stdClass $scorm SCORM object
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* @param int $scoid The SCO id in database
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* @param stdClass $context context object
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* @return array the SCO object and URL
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* @since Moodle 3.1
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*/
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function scorm_get_sco_and_launch_url($scorm, $scoid, $context) {
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global $CFG, $DB;
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if (!empty($scoid)) {
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// Direct SCO request.
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if ($sco = scorm_get_sco($scoid)) {
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if ($sco->launch == '') {
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// Search for the next launchable sco.
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if ($scoes = $DB->get_records_select(
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'scorm_scoes',
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'scorm = ? AND '.$DB->sql_isnotempty('scorm_scoes', 'launch', false, true).' AND id > ?',
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array($scorm->id, $sco->id),
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'sortorder, id')) {
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$sco = current($scoes);
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}
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}
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}
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}
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// If no sco was found get the first of SCORM package.
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if (!isset($sco)) {
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$scoes = $DB->get_records_select(
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'scorm_scoes',
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'scorm = ? AND '.$DB->sql_isnotempty('scorm_scoes', 'launch', false, true),
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array($scorm->id),
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'sortorder, id'
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);
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$sco = current($scoes);
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}
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$connector = '';
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$version = substr($scorm->version, 0, 4);
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if ((isset($sco->parameters) && (!empty($sco->parameters))) || ($version == 'AICC')) {
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if (stripos($sco->launch, '?') !== false) {
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$connector = '&';
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} else {
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$connector = '?';
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}
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if ((isset($sco->parameters) && (!empty($sco->parameters))) && ($sco->parameters[0] == '?')) {
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$sco->parameters = substr($sco->parameters, 1);
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}
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}
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if ($version == 'AICC') {
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require_once("$CFG->dirroot/mod/scorm/datamodels/aicclib.php");
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$aiccsid = scorm_aicc_get_hacp_session($scorm->id);
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if (empty($aiccsid)) {
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$aiccsid = sesskey();
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}
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$scoparams = '';
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if (isset($sco->parameters) && (!empty($sco->parameters))) {
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$scoparams = '&'. $sco->parameters;
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}
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$launcher = $sco->launch.$connector.'aicc_sid='.$aiccsid.'&aicc_url='.$CFG->wwwroot.'/mod/scorm/aicc.php'.$scoparams;
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} else {
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if (isset($sco->parameters) && (!empty($sco->parameters))) {
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$launcher = $sco->launch.$connector.$sco->parameters;
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} else {
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$launcher = $sco->launch;
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}
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}
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if (scorm_external_link($sco->launch)) {
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// TODO: does this happen?
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$scolaunchurl = $launcher;
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} else if ($scorm->scormtype === SCORM_TYPE_EXTERNAL) {
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// Remote learning activity.
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$scolaunchurl = dirname($scorm->reference).'/'.$launcher;
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} else if ($scorm->scormtype === SCORM_TYPE_LOCAL && strtolower($scorm->reference) == 'imsmanifest.xml') {
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// This SCORM content sits in a repository that allows relative links.
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$scolaunchurl = "$CFG->wwwroot/pluginfile.php/$context->id/mod_scorm/imsmanifest/$scorm->revision/$launcher";
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} else if ($scorm->scormtype === SCORM_TYPE_LOCAL or $scorm->scormtype === SCORM_TYPE_LOCALSYNC) {
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// Note: do not convert this to use get_file_url() or moodle_url()
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// SCORM does not work without slasharguments and moodle_url() encodes querystring vars.
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$scolaunchurl = "$CFG->wwwroot/pluginfile.php/$context->id/mod_scorm/content/$scorm->revision/$launcher";
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}
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return array($sco, $scolaunchurl);
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}
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/**
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* Trigger the scorm_launched event.
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*
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* @param stdClass $scorm scorm object
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* @param stdClass $sco sco object
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* @param stdClass $cm course module object
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* @param stdClass $context context object
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* @param string $scourl SCO URL
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* @since Moodle 3.1
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*/
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function scorm_launch_sco($scorm, $sco, $cm, $context, $scourl) {
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$event = \mod_scorm\event\sco_launched::create(array(
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'objectid' => $sco->id,
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'context' => $context,
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'other' => array('instanceid' => $scorm->id, 'loadedcontent' => $scourl)
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));
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$event->add_record_snapshot('course_modules', $cm);
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$event->add_record_snapshot('scorm', $scorm);
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$event->add_record_snapshot('scorm_scoes', $sco);
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$event->trigger();
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}
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