Proxy.php-梧桐雨的遨游内网漫游

<?php//@KaiyiZhang Github//////////////////////////////////////////////////////////////////////////////////// Description:// Script to redirect the request http://host/proxy.php?url=http://someUrl// to http://someUrl .//// This script can be used to circumvent javascript's security requirements// which prevent a URL from an external web site being called.//// Author: Nedjo Rogers////////////////////////////////////////////////////////////////////////////////// read in the variablesif(array_key_exists('HTTP_SERVERURL', $_SERVER)){   $onlineresource=$_SERVER['HTTP_SERVERURL']; }else{   $onlineresource=$_REQUEST['url']; }$parsed = parse_url($onlineresource);$host = @$parsed["host"];$path = @$parsed["path"] . "?" . @$parsed["query"];if(empty($host)) {  $host = "localhost";}$port = @$parsed['port'];if(empty($port)){  $port="80";}$contenttype = @$_REQUEST['contenttype'];if(empty($contenttype)) {  $contenttype = "text/html";}$data = @$GLOBALS["HTTP_RAW_POST_DATA"];// define content typeheader("Content-type: " . $contenttype);if(empty($data)) {  $result = send_request();}else {  // post XML  $posting = new HTTP_Client($host, $port, $data);  $posting->set_path($path);  $result = $posting->send_request();}// strip leading text from result and output result$len=strlen($result);$pos = strpos($result, "<");if($pos > 1) {  $result = substr($result, $pos, $len);}//$result = str_replace("xlink:","",$result);echo $result;// define class with functions to open socket and post XML// from http://www.phpbuilder.com/annotate/message.php3?id=1013274 by Richard Hundtclass HTTP_Client {   var $host;   var $path;  var $port;   var $data;   var $socket;   var $errno;   var $errstr;   var $timeout;   var $buf;   var $result;   var $agent_name = "MyAgent";   //Constructor, timeout 30s   function HTTP_Client($host, $port, $data, $timeout = 30) {     $this->host = $host;     $this->port = $port;    $this->data = $data;    $this->timeout = $timeout;   }     //Opens a connection   function connect() {     $this->socket = fsockopen($this->host,       $this->port,       $this->errno,       $this->errstr,       $this->timeout       );     if(!$this->socket)       return false;     else       return true;   }     //Set the path   function set_path($path) {     $this->path = $path;   }     //Send request and clean up   function send_request() {     if(!$this->connect()) {       return false;     }     else {       $this->result = $this->request($this->data);      return $this->result;     }   }     function request($data) {     $this->buf = "";     fwrite($this->socket,       "POST $this->path HTTP/1.0\r\n".       "Host:$this->host\r\n".       "User-Agent: $this->agent_name\r\n".       "Content-Type: application/html\r\n".       "Content-Length: ".strlen($data).       "\r\n".       "\r\n".$data.       "\r\n"     );       while(!feof($this->socket))       $this->buf .= fgets($this->socket, 2048);       $this->close();       return $this->buf;   }       function close() {    fclose($this->socket);  } } function send_request() {  global $onlineresource;  $ch = curl_init();  $timeout = 5; // set to zero for no timeout  // fix to allow HTTPS connections with incorrect certificates  curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);  curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 2);  curl_setopt ($ch, CURLOPT_URL,$onlineresource);  curl_setopt ($ch, CURLOPT_RETURNTRANSFER, 1);  curl_setopt ($ch, CURLOPT_CONNECTTIMEOUT, $timeout);  curl_setopt ($ch, CURLOPT_ENCODING , "gzip, deflate");  $file_contents = curl_exec($ch);  curl_close($ch);  $lines = array();  $lines = explode("\n", $file_contents);  if(!($response = $lines)) {    echo "Unable to retrieve file '$service_request'";  }  $response = implode("",$response);  return $response;}?>