WP_Http_Curl

21#[AllowDynamicProperties]22class WP_Http_Curl {23 24	/**25	 * Temporary header storage for during requests.26	 *27	 * @since 3.2.028	 * @var string29	 */30	private $headers = '';31 32	/**33	 * Temporary body storage for during requests.34	 *35	 * @since 3.6.036	 * @var string37	 */38	private $body = '';39 40	/**41	 * The maximum amount of data to receive from the remote server.42	 *43	 * @since 3.6.044	 * @var int|false45	 */46	private $max_body_length = false;47 48	/**49	 * The file resource used for streaming to file.50	 *51	 * @since 3.6.052	 * @var resource|false53	 */54	private $stream_handle = false;55 56	/**57	 * The total bytes written in the current request.58	 *59	 * @since 4.1.060	 * @var int61	 */62	private $bytes_written_total = 0;63 64	/**65	 * Send a HTTP request to a URI using cURL extension.66	 *67	 * @since 2.7.068	 *69	 * @param string       $url  The request URL.70	 * @param string|array $args Optional. Override the defaults.71	 * @return array|WP_Error Array containing 'headers', 'body', 'response', 'cookies', 'filename'. A WP_Error instance upon error72	 */73	public function request( $url, $args = array() ) {74		$defaults = array(75			'method'      => 'GET',76			'timeout'     => 5,77			'redirection' => 5,78			'httpversion' => '1.0',79			'blocking'    => true,80			'headers'     => array(),81			'body'        => null,82			'cookies'     => array(),83			'decompress'  => false,84			'stream'      => false,85			'filename'    => null,86		);87 88		$parsed_args = wp_parse_args( $args, $defaults );89 90		if ( isset( $parsed_args['headers']['User-Agent'] ) ) {91			$parsed_args['user-agent'] = $parsed_args['headers']['User-Agent'];92			unset( $parsed_args['headers']['User-Agent'] );93		} elseif ( isset( $parsed_args['headers']['user-agent'] ) ) {94			$parsed_args['user-agent'] = $parsed_args['headers']['user-agent'];95			unset( $parsed_args['headers']['user-agent'] );96		}97 98		// Construct Cookie: header if any cookies are set.99		WP_Http::buildCookieHeader( $parsed_args );100