欢迎您访问程序员文章站本站旨在为大家提供分享程序员计算机编程知识！
您现在的位置是： 首页  >  后端开发

简略的php代理 Simple PHP Proxy

程序员文章站 2024-01-23 19:30:40
...
简单的php代理 Simple PHP Proxy

实例：http://www.ikeepstudying.com/tools/proxy/

?

index.php



  
      
  
    ..or try these sample Remote URLs:    GitHub,    a sample JSON (not JSONP) request,    a 404 error page  
  
      
  
      
  
    
          
    
          
  
  



Request URL


N/A, click Submit!


Simple PHP Proxy response


N/A, click Submit!


?


proxy.php


 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 $enable_native are enabled. Defaults to '/.*/' which//     validates all URLs.// // ############################################################################// Change these configuration options if needed, see above descriptions for info.$enable_jsonp    = false;$enable_native   = false;$valid_url_regex = '/.*/';// ############################################################################$url = $_GET['url'];if ( !$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 {  $ch = curl_init( $url );    if ( strtolower($_SERVER['REQUEST_METHOD']) == 'post' ) {    curl_setopt( $ch, CURLOPT_POST, true );    curl_setopt( $ch, CURLOPT_POSTFIELDS, $_POST );  }    if ( $_GET['send_cookies'] ) {    $cookie = array();    foreach ( $_COOKIE as $key => $value ) {      $cookie[] = $key . '=' . $value;    }    if ( $_GET['send_session'] ) {      $cookie[] = SID;    }    $cookie = implode( '; ', $cookie );        curl_setopt( $ch, CURLOPT_COOKIE, $cookie );  }    curl_setopt( $ch, CURLOPT_FOLLOWLOCATION, true );  curl_setopt( $ch, CURLOPT_HEADER, true );  curl_setopt( $ch, CURLOPT_RETURNTRANSFER, true );    curl_setopt( $ch, CURLOPT_USERAGENT, $_GET['user_agent'] ? $_GET['user_agent'] : $_SERVER['HTTP_USER_AGENT'] );    list( $header, $contents ) = preg_split( '/([\r\n][\r\n])\\1/', curl_exec( $ch ), 2 );    $status = curl_getinfo( $ch );    curl_close( $ch );}// Split header text into an array.$header_text = preg_split( '/[\r\n]+/', $header );if ( $_GET['mode'] == 'native' ) {  if ( !$enable_native ) {    $contents = 'ERROR: invalid mode';    $status = array( 'http_code' => 'ERROR' );  }    // Propagate headers to response.  foreach ( $header_text as $header ) {    if ( preg_match( '/^(?:Content-Type|Content-Language|Set-Cookie):/i', $header ) ) {      header( $header );    }  }    print $contents;  } else {    // $data will be serialized into JSON data.  $data = array();    // Propagate all HTTP headers into the JSON data object.  if ( $_GET['full_headers'] ) {    $data['headers'] = array();        foreach ( $header_text as $header ) {      preg_match( '/^(.+?):\s+(.*)$/', $header, $matches );      if ( $matches ) {        $data['headers'][ $matches[1] ] = $matches[2];      }    }  }    // Propagate all cURL request / response info to the JSON data object.  if ( $_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'] = $decoded_json ? $decoded_json : $contents;    // Generate appropriate content-type header.  $is_xhr = strtolower($_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;  }


?


实例：http://www.ikeepstudying.com/tools/proxy/


原文：http://benalman.com/projects/php-simple-proxy/


?


?


?



简略的php代理 Simple PHP Proxy
声明：本文内容由网友自发贡献，版权归原作者所有，本站不承担相应法律责任。如您发现有涉嫌抄袭侵权的内容，请联系admin@php.cn核实处理。




相关文章


相关视频












网友评论


文明上网理性发言，请遵守 新闻评论服务协议
我要评论






  • 简略的php代理 Simple PHP Proxy
    • 

    • 

    

    


    

    

    

    

    专题推荐
    


    					
    
															
    
						相关标签：												
							gt						
												
							json						
												
							url						
												
							lt						
												
							the						
											
    
															
    
						
    
							上一篇：							
								ORACLE 基本命令、表空间创建							
						
    
						
    
							下一篇：							
															
						
    
					
    
															
    
						
    
							推荐阅读