public static function CheckAnswers($answers_array,$user_id) {
$result = 1;
foreach ($answers_array as $key=>$value) {
$right_answ = UsersAnswers::model()->findByAttributes(array(
'Question_ID'=>$key,
'User_ID' => $user_id
));
if (sha1($value)==$right_answ->Hashed_Answer) {
$result= $result*1;
} else {
$result= $result*0;
}
}
return $result;
}
public static function getCountUserQuestions ($user_id){
$answers = UsersAnswers::model()->with('questions')->findAllByAttributes(array(
'User_ID'=>$user_id
));
$questions = array();
foreach ($answers as $answer) {
$questions[]= array('Question_ID'=>$answer->questions->Question_ID,'Text'=>$answer->questions->Text,'Hint'=>$answer->Hint);
}
return count($questions);
}