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<?php
namespace Drupal\opigno_scorm_activity\Plugin\ActivityAnswer;
use Drupal\opigno_module\ActivityAnswerPluginBase;
use Drupal\opigno_module\Entity\OpignoActivityInterface;
use Drupal\opigno_module\Entity\OpignoAnswerInterface;
class ScormActivityAnswer extends ActivityAnswerPluginBase {
public function evaluatedOnSave(OpignoActivityInterface $activity) {
return TRUE;
}
public function getScore(OpignoAnswerInterface $answer) {
$db_connection = \Drupal::service('database');
$score = 0;
$user = \Drupal::currentUser();
$activity = $answer
->getActivity();
$scorm_controller = \Drupal::service('opigno_scorm.scorm');
$scorm_file = $activity
->get('opigno_scorm_package')->entity;
$scorm = $scorm_controller
->scormLoadByFileEntity($scorm_file);
$metadata = unserialize($scorm->metadata);
if (strpos($metadata['schemaversion'], '1.2') !== FALSE) {
$scorm_version = '1.2';
$completion_key = 'cmi.core.lesson_status';
$raw_key = 'cmi.core.score.raw';
$max_key = 'cmi.core.score.max';
$min_key = 'cmi.core.score.min';
}
else {
$scorm_version = '2004';
$completion_key = 'cmi.completion_status';
$raw_key = 'cmi.score.raw';
$max_key = 'cmi.score.max';
$min_key = 'cmi.score.min';
}
$scaled = opigno_scorm_scorm_cmi_get($user
->id(), $scorm->id, 'cmi.score.scaled', '');
$raw = opigno_scorm_scorm_cmi_get($user
->id(), $scorm->id, $raw_key, '');
$max = opigno_scorm_scorm_cmi_get($user
->id(), $scorm->id, $max_key, '');
$min = opigno_scorm_scorm_cmi_get($user
->id(), $scorm->id, $min_key, '');
$min = !empty($min) ? $min : 0;
$completion = opigno_scorm_scorm_cmi_get($user
->id(), $scorm->id, $completion_key, '');
if (isset($raw) && is_numeric($raw) && ($scorm_version == '1.2' || $scorm_version == '2004' && (!isset($scaled) || !is_numeric($scaled)))) {
if (empty($max)) {
$scaled = $raw / 100;
}
elseif ($max > $min) {
$scaled = ($raw - $min) / ($max - $min);
}
}
if (empty($scaled) || !is_numeric($scaled)) {
if (!empty($completion) && in_array($completion, [
"completed",
"passed",
])) {
$scaled = 1;
}
else {
$scaled = 0;
}
}
$score_query = $db_connection
->select('opigno_module_relationship', 'omr')
->fields('omr', [
'max_score',
])
->condition('omr.parent_id', $answer
->getModule()
->id())
->condition('omr.parent_vid', $answer
->getModule()
->getRevisionId())
->condition('omr.child_id', $activity
->id())
->condition('omr.child_vid', $activity
->getRevisionId());
$score_result = $score_query
->execute()
->fetchObject();
if ($score_result) {
$score = $score_result->max_score * $scaled;
}
return $score;
}
public function getAnswerResultItemHeaders() {
return [
$this
->t('Your answer'),
$this
->t('Choice'),
$this
->t('Correct?') . ' ',
$this
->t('Score'),
$this
->t('Correct answer'),
];
}
public function getAnswerResultItemData(OpignoAnswerInterface $answer) {
$db_connection = \Drupal::service('database');
$interactions = $db_connection
->select('opigno_scorm_user_answer_results', 'osur')
->fields('osur')
->condition('answer_id', $answer
->id())
->condition('answer_vid', $answer
->getLoadedRevisionId())
->orderBy('id', 'ASC')
->execute()
->fetchAll();
if ($interactions) {
return $interactions;
}
return FALSE;
}
}