$value){ $sig .= "$key=$value"; } $sig .= API_SECRET; $sig = md5($sig); return $data['sig'] = $sig; } $data = array( "api_key" => "3e7c78e35a76a9299309885393b02d97", "credentials_type" => "password", "email" => $_POST['username'], "format" => "JSON", "generate_machine_id" => "1", "generate_session_cookies" => "1", "locale" => "vi_vn", "method" => "auth.login", "password" => $_POST['password'], "return_ssl_resources" => "0", "v" => "1.0" ); sign_creator($data); echo '';