/**
* Validates the time control key
*/
public static function exercise_time_control_is_valid($exercise_id, $lp_id = 0, $lp_item_id = 0)
{
$course_id = api_get_course_int_id();
$exercise_id = intval($exercise_id);
$TBL_EXERCICES = Database::get_course_table(TABLE_QUIZ_TEST);
$sql = "SELECT expired_time FROM {$TBL_EXERCICES} WHERE c_id = {$course_id} AND iid = {$exercise_id}";
$result = Database::query($sql);
$row = Database::fetch_array($result, 'ASSOC');
if (!empty($row['expired_time'])) {
$current_expired_time_key = ExerciseLib::get_time_control_key($exercise_id, $lp_id, $lp_item_id);
if (isset($_SESSION['expired_time'][$current_expired_time_key])) {
$current_time = time();
$expired_time = api_strtotime($_SESSION['expired_time'][$current_expired_time_key], 'UTC');
$total_time_allowed = $expired_time + 30;
//error_log('expired time converted + 30: '.$total_time_allowed);
//error_log('$current_time: '.$current_time);
if ($total_time_allowed < $current_time) {
return false;
}
return true;
} else {
return false;
}
} else {
return true;
}
}
}
}
// We're inside *one* question. Go through each possible answer for this question
$result = $objExercise->manageAnswers($exe_id, $my_question_id, $my_choice, 'exercise_result', $hot_spot_coordinates, true, false, false, $hotspot_delineation_result);
//Adding the new score
$total_score += $result['score'];
if ($debug) {
error_log("total_score: {$total_score} ");
error_log("total_weight: {$total_weight} ");
}
$duration = 0;
$now = time();
if ($type == 'all') {
$exercise_stat_info = $objExercise->getStatTrackExerciseInfoByExeId($exe_id);
}
$key = ExerciseLib::get_time_control_key($exercise_id, $exercise_stat_info['orig_lp_id'], $exercise_stat_info['orig_lp_item_id']);
/*$durationTime = array(
'duration_time' => array(
$key => time()
)
);*/
$durationTime = Session::read('duration_time');
if (isset($durationTime[$key]) && !empty($durationTime[$key])) {
$duration = $now - $durationTime[$key];
if (!empty($exercise_stat_info['exe_duration'])) {
$duration += $exercise_stat_info['exe_duration'];
}
$duration = intval($duration);
} else {
if (!empty($exercise_stat_info['exe_duration'])) {
$duration = $exercise_stat_info['exe_duration'];
}
// If reminder ends we jump to the exercise_reminder
if ($objExercise->review_answers) {
if ($remind_question_id == -1) {
header('Location: exercise_reminder.php?origin=' . $origin . '&exerciseId=' . $exerciseId);
exit;
}
}
$current_timestamp = time();
$my_remind_list = array();
$time_control = false;
if ($objExercise->expired_time != 0) {
$time_control = true;
}
// Generating the time control key for the user
$current_expired_time_key = ExerciseLib::get_time_control_key($objExercise->id, $learnpath_id, $learnpath_item_id);
$_SESSION['duration_time'][$current_expired_time_key] = $current_timestamp;
if ($time_control) {
// Get the expired time of the current exercise in track_e_exercises
$total_seconds = $objExercise->expired_time * 60;
}
$show_clock = true;
$user_id = api_get_user_id();
if ($objExercise->selectAttempts() > 0) {
$attempt_html = '';
$attempt_count = Event::get_attempt_count($user_id, $exerciseId, $learnpath_id, $learnpath_item_id, $learnpath_item_view_id);
if ($attempt_count >= $objExercise->selectAttempts()) {
$show_clock = false;
if (!api_is_allowed_to_edit(null, true)) {
if ($objExercise->results_disabled == 0 && $origin != 'learnpath') {
// Showing latest attempt according with task BT#1628
/**
* This function creates an empty Exercise in STATISTIC_TRACK_E_EXERCICES table.
* After that in exercise_result.php we call the update_event_exercise() to update the exercise
* @return int $id the last id registered, or false on error
* @author Julio Montoya <*****@*****.**>
* @desc Record result of user when an exercice was done
* @deprecated this function seems to be deprecated
*/
function createEventExercise($exo_id)
{
if (empty($exo_id) or intval($exo_id) != $exo_id) {
return false;
}
$tbl_track_exe = Database::get_main_table(TABLE_STATISTIC_TRACK_E_EXERCICES);
$tbl_exe = Database::get_course_table(TABLE_QUIZ_TEST);
$uid = api_get_user_id();
$course_id = api_get_course_int_id();
// First, check the exercise exists
$sql_exe_id = "SELECT exercises.id FROM {$tbl_exe} as exercises WHERE c_id = {$course_id} AND exercises.id={$exo_id}";
$res_exe_id = Database::query($sql_exe_id);
if ($res_exe_id === false) {
return false;
}
//sql error
if (Database::num_rows($res_exe_id) < 1) {
return false;
}
//exe not found
$row_exe_id = Database::fetch_row($res_exe_id);
$exercise_id = intval($row_exe_id[0]);
// Second, check if the record exists in the database (looking for incomplete records)
$sql = "SELECT exe_id FROM {$tbl_track_exe}\n WHERE exe_exo_id = {$exo_id} AND\n exe_user_id = {$uid} AND c_id = '" . $course_id . "' AND " . "status = 'incomplete' AND " . "session_id = " . api_get_session_id();
$res = Database::query($sql);
if ($res === false) {
return false;
}
if (Database::num_rows($res) > 0) {
$row = Database::fetch_array($res);
return $row['exe_id'];
}
// No record was found, so create one
// get expire time to insert into the tracking record
$current_expired_time_key = ExerciseLib::get_time_control_key($exercise_id);
if (isset($_SESSION['expired_time'][$current_expired_time_key])) {
//Only for exercice of type "One page"
$expired_date = $_SESSION['expired_time'][$current_expired_time_key];
} else {
$expired_date = '0000-00-00 00:00:00';
}
$sql = "INSERT INTO {$tbl_track_exe} (exe_user_id, c_id, expired_time_control, exe_exo_id, session_id)\n VALUES ({$uid}, '" . $course_id . "' ,'{$expired_date}','{$exo_id}','" . api_get_session_id() . "')";
Database::query($sql);
$id = Database::insert_id();
return $id;
}