--- /dev/null
+<?php
+# Simple class to fetch a HTTP URL. Supports "Location:"-redirections. Useful for servers with allow_url_fopen=false. Works with SSL-secured hosts.
+# From http://www.php.net/manual/en/function.fopen.php#58099
+# Updated by TJ <linux@tjworld.net> to support cookies
+# usage:
+# $r = new HTTPRequest('http://www.example.com', $cookie_array);
+# echo $r->DownloadToString();
+
+class HTTPRequest
+{
+ var $_fp; // HTTP socket
+ var $_url; // full URL
+ var $_host; // HTTP host
+ var $_protocol; // protocol (HTTP/HTTPS)
+ var $_uri; // request URI
+ var $_port; // port
+ var $_cookies = array(); // array of cookies
+
+ // scan url
+ function _scan_url()
+ {
+ $req = $this->_url;
+
+ $pos = strpos($req, '://');
+ $this->_protocol = strtolower(substr($req, 0, $pos));
+
+ $req = substr($req, $pos+3);
+ $pos = strpos($req, '/');
+ if($pos === false)
+ $pos = strlen($req);
+ $host = substr($req, 0, $pos);
+
+ if(strpos($host, ':') !== false)
+ {
+ list($this->_host, $this->_port) = explode(':', $host);
+ }
+ else
+ {
+ $this->_host = $host;
+ $this->_port = ($this->_protocol == 'https') ? 443 : 80;
+ }
+
+ $this->_uri = substr($req, $pos);
+ if($this->_uri == '')
+ $this->_uri = '/';
+ }
+
+ // constructor
+ function HTTPRequest($url, $cookies)
+ {
+ $this->_url = $url;
+ $this->_scan_url();
+ $this->_cookies = $cookies;
+ trigger_error("HTTPRequest(\"" . $url . "\"");
+ foreach($cookies as $key => $value) {
+ trigger_error("Cookie: " . $key . "=" . $value );
+ }
+ }
+
+ // download URL to string
+ function DownloadToString()
+ {
+ $crlf = "\r\n";
+
+ // generate request
+ $req = 'GET ' . $this->_uri . ' HTTP/1.0' . $crlf
+ . 'Host: ' . $this->_host . $crlf;
+
+ // add cookies if any exist
+ if(count($this->_cookies)) {
+ $req .= "Cookie: ";
+ foreach($this->_cookies as $key => $value) {
+ $req .= $key . "=" . $value . "; ";
+ }
+ $req .= $crlf;
+ }
+ $req .= $crlf;
+
+ // fetch
+ $this->_fp = fsockopen(($this->_protocol == 'https' ? 'ssl://' : '') . $this->_host, $this->_port);
+ fwrite($this->_fp, $req);
+ $response = '';
+ while(is_resource($this->_fp) && $this->_fp && !feof($this->_fp))
+ $response .= fread($this->_fp, 1024);
+ fclose($this->_fp);
+
+ // split header and body
+ $pos = strpos($response, $crlf . $crlf);
+ if($pos === false)
+ return($response);
+ $header = substr($response, 0, $pos);
+ $body = substr($response, $pos + 2 * strlen($crlf));
+
+ // parse headers
+ $headers = array();
+ $lines = explode($crlf, $header);
+ foreach($lines as $line) {
+ if(($pos = strpos($line, ':')) !== false) {
+ $key = strtolower(trim(substr($line, 0, $pos)));
+ $value = trim(substr($line, $pos+1));
+ $headers[$key] = $value;
+ if(strcmp($key, "set-cookie") == 0) {
+ if(($pos = strpos($value, '=')) !== false) {
+ $key = trim(substr($value, 0, $pos));
+ $value = trim(substr($value, $pos+1));
+ $this->_cookies[$key] = $value;
+ }
+ }
+ }
+ }
+
+ // redirection?
+ if(isset($headers['location']))
+ {
+ $http = new HTTPRequest($headers['location'], $this->_cookies);
+ return($http->DownloadToString());
+ }
+ else
+ {
+ return($body);
+ }
+ }
+}
+?>
+