lib/models/LoginForm.php
public function validatePassword()
    {
        $user = User::findByEmail($this->email);
        if (!$user || !$user->validatePassword($this->password)) {
            $this->addError('password', 'Incorrect username or password.');
        }
    }
public function validatePassword()
    {
        $user = User::findByEmail($this->email);
        if (!$user || !$user->validatePassword($this->password)) {
            $this->addError('password', 'Incorrect username or password.');
        }
    }
Validates the password.
This method serves as the inline validation for password.