public function isValid()
{
// get db class
$db = Knowledgeroot_Registry::get('db');
// get user from db
$user = $db->fetchRow("SELECT id, password FROM " . $db->quoteIdentifier('user') . " WHERE login=? AND active=?", array($this->username, Knowledgeroot_Db::true()));
// check password hashes
if ($user && Knowledgeroot_Password::verify($this->password, $user['password'])) {
$this->isValid = true;
return true;
}
return false;
}
public function setPassword($password)
{
$hash = new Knowledgeroot_Password($password);
$this->passwordHash = $hash->getHash();
}
/**
* verify password with hash value
*
* @param type $password
* @param type $hash
* @return bool
*/
public static function verify($password, $hash)
{
// get old settings from hash
$hashArr = explode("\$", $hash);
$method = $hashArr[1];
$rotation = $hashArr[2];
$salt = $hashArr[3];
$pwHash = $hashArr[4];
// generate hash with old values
$verifyHash = Knowledgeroot_Password::generateHash($password, $method, $rotation, $salt);
return $hash == $verifyHash;
}