/**
* Checks that the credentials entered are valid
* @param string $attribute the attribute being validated ("username" in
* this case)
*/
public function checkCredentials($attribute)
{
if (!$this->areAttributesValid(array('hostname', 'port', 'username', 'password'))) {
return;
}
$webserver = new WebServer($this->hostname, $this->port);
if (!$webserver->checkCredentials($this->username, $this->password)) {
$this->addError($attribute, Yii::t('Backend', 'Invalid credentials'));
}
}
