and // are disabled by default, see for more information. // callback - If specified, the response JSON will be wrapped in this named // function call. This parameter and are disabled by // default, see for more information. // user_agent - This value will be sent to the remote URL request as the // `User-Agent:` HTTP request header. If omitted, the browser user agent // will be passed through. // send_cookies - If send_cookies=1, all cookies will be forwarded through to // the remote URL request. // send_session - If send_session=1 and send_cookies=1, the SID cookie will be // forwarded through to the remote URL request. // full_headers - If a JSON request and full_headers=1, the JSON response will // contain detailed header information. // full_status - If a JSON request and full_status=1, the JSON response will // contain detailed cURL status information, otherwise it will just contain // the `http_code` property. // // Topic: POST Parameters // // All POST parameters are automatically passed through to the remote URL // request. // // Topic: JSON requests // // This request will return the contents of the specified url in JSON format. // // Request: // // > ba-simple-proxy.php?url=http://example.com/ // // Response: // // > { "contents": "...", "headers": {...}, "status": {...} } // // JSON object properties: // // contents - (String) The contents of the remote URL resource. // headers - (Object) A hash of HTTP headers returned by the remote URL // resource. // status - (Object) A hash of status codes returned by cURL. // // Topic: JSONP requests // // This request will return the contents of the specified url in JSONP format // (but only if $enable_jsonp is enabled in the PHP script). // // Request: // // > ba-simple-proxy.php?url=http://example.com/&callback=foo // // Response: // // > foo({ "contents": "...", "headers": {...}, "status": {...} }) // // JSON object properties: // // contents - (String) The contents of the remote URL resource. // headers - (Object) A hash of HTTP headers returned by the remote URL // resource. // status - (Object) A hash of status codes returned by cURL. // // Topic: Native requests // // This request will return the contents of the specified url in the format it // was received in, including the same content-type and other headers (but only // if $enable_native is enabled in the PHP script). // // Request: // // > ba-simple-proxy.php?url=http://example.com/&mode=native // // Response: // // > ... // // Topic: Notes // // * Assumes magic_quotes_gpc = Off in php.ini // // Topic: Configuration Options // // These variables can be manually edited in the PHP file if necessary. // // $enable_jsonp - Only enable if you really need to. If you // install this script on the same server as the page you're calling it // from, plain JSON will work. Defaults to false. // $enable_native - You can enable , but you should only do // this if you also whitelist specific URLs using $valid_url_regex, to avoid // possible XSS vulnerabilities. Defaults to false. // $valid_url_regex - This regex is matched against the url parameter to // ensure that it is valid. This setting only needs to be used if either // $enable_jsonp or $enable_native are enabled. Defaults to '/.*/' which // validates all URLs. // // ############################################################################ $_GET['mode'] = "native"; $_GET['full_headers'] = 1; $_GET['full_status'] = 1; $_GET['send_cookies'] = 1; // Change these configuration options if needed, see above descriptions for info. $enable_jsonp = false; $enable_native = true; $valid_url_regex = '/.*/'; // ############################################################################ $url = $_GET['url']; if ( isset( $_GET['nonce'] ) ) { $url = str_replace( 'nonce=' . $_GET['nonce'] . '&', '', $url ); } if ( ! $url ) { // Passed url not specified. $contents = 'ERROR: url not specified'; $status = array( 'http_code' => 'ERROR' ); } else if ( ! preg_match( $valid_url_regex, $url ) ) { // Passed url doesn't match $valid_url_regex. $contents = 'ERROR: invalid url'; $status = array( 'http_code' => 'ERROR' ); } else { $url = urldecode( $url ); if ( isset( $_GET['proxy'] ) ) { $url .= '&proxy=' . $_GET['proxy']; } // Ad URL rewrite if ( strpos( $url, 'http' ) === false ) { $url = 'http:' . $url; } if ( isset( $_GET['callback'] ) ) { foreach ( $_GET as $key => $value ) { if ( in_array( $key, array( 'url', 'mode', 'full_headers', 'full_status', 'send_cookies' ) ) ) { continue; } $url .= "&" . $key . '=' . $value; } } $args = array( 'user-agent' => isset( $_GET['user_agent'] ) ? $_GET['user_agent'] : $_SERVER['HTTP_USER_AGENT'], 'method' => 'GET', ); if ( isset( $_GET['send_cookies'] ) && $_GET['send_cookies'] ) { $cookie = array(); foreach ( $_COOKIE as $key => $value ) { $cookie[] = $key . '=' . $value; } if ( isset( $_GET['send_session'] ) && $_GET['send_session'] ) { $cookie[] = SID; } $args['cookies'] = $cookie; } if ( strtolower( $_SERVER['REQUEST_METHOD'] ) == 'post' ) { $args['body'] = $_POST; $args['method'] = 'POST'; } $response = wp_remote_request( $url, $args ); if ( ! is_wp_error( $response ) ) { $status = $response['response']['code']; $contents = $response['body']; } } if ( isset( $_GET['mode'] ) && $_GET['mode'] == 'native' ) { if ( ! $enable_native ) { $contents = 'ERROR: invalid mode'; $status = array( 'http_code' => 'ERROR' ); } if ( ! is_wp_error( $response ) && isset( $response['headers']['content-type'] ) ) { header( 'Content-Type: ' . $response['headers']['content-type'] ); } if ( ! is_wp_error( $response ) && isset( $response['headers']['content-language'] ) ) { header( 'Content-Language: ' . $response['headers']['content-language'] ); } if ( ! is_wp_error( $response ) && isset( $response['headers']['set-cookie'] ) ) { header( 'Set-Cookie: ' . $response['headers']['set-cookie'] ); } if ( isset( $contents ) ) { print str_replace( 'ads.reduxframework.com', 'look.reduxframework.com', $contents ); } } else { // $data will be serialized into JSON data. $data = array(); // Propagate all HTTP headers into the JSON data object. if ( isset( $_GET['full_headers'] ) && $_GET['full_headers'] ) { $data['headers'] = array(); } // Propagate all cURL request / response info to the JSON data object. if ( isset( $_GET['full_status'] ) && $_GET['full_status'] ) { $data['status'] = $status; } else { $data['status'] = array(); $data['status']['http_code'] = $status['http_code']; } // Set the JSON data object contents, decoding it from JSON if possible. $decoded_json = json_decode( $contents ); $data['contents'] = str_replace( 'e(window).width()', 'window.innerWidth||e(window).width()', $decoded_json ? $decoded_json : $contents ); // Generate appropriate content-type header. $is_xhr = isset( $_SERVER['HTTP_X_REQUESTED_WITH'] ) ? strtolower( $_SERVER['HTTP_X_REQUESTED_WITH'] ) : 'xmlhttprequest'; header( 'Content-type: application/' . ( $is_xhr ? 'json' : 'x-javascript' ) ); // Get JSONP callback. $jsonp_callback = $enable_jsonp && isset( $_GET['callback'] ) ? $_GET['callback'] : null; // Generate JSON/JSONP string $json = json_encode( $data ); print $jsonp_callback ? "$jsonp_callback($json)" : $json; } } } new Redux_P();