public function resetAllPasswords()
{
$password = Hash::get($this->args, 0);
if (empty($password)) {
$this->error(__d('CakeDC/Users', 'Please enter a password.'));
}
$hashedPassword = $this->_generatedHashedPassword($password);
$this->Users->updateAll(['password' => $hashedPassword], ['id IS NOT NULL']);
$this->out(__d('CakeDC/Users', 'Password changed for all users'));
$this->out(__d('CakeDC/Users', 'New password: {0}', $password));
}