remote_get

gistfile1

function remote_get($key, $url, $args = array(), $expiration = 604800 ){

		if( empty( $expiration ) ){
			$results = get_option( $key );
		}else{
			$results = get_transient( $key );
		}

		if ( false === $results ) {
			$response = wp_remote_get($url, $args);
			$status = wp_remote_retrieve_response_code( $response );
			

			if($status == 200){

				$body = wp_remote_retrieve_body( $response );

				if(!$expiration){
					update_option( $key, $body );
				}else{
					set_transient($key, $body, $expiration);
				}
				
				return $body;
			}else{
				return wp_remote_retrieve_response_message( $response );
			}
		}
		return $results;
	}