$params .= "&method=$method" 
 
// Create the request to send to the server 
$head  = "POST /website_api.php HTTP/1.1\r\n"; 
$head .= "Host: xyz.com\r\n"; 
$head .= "User-Agent: {$_SERVER['HTTP_HOST']} PHP Script\r\n"; 
$head .= "Content-Type: application/x-www-form-urlencoded\r\n"; 
$head .= "Content-Length: " . strlen($params) . "\r\n"; 
$head .= "Connection: close\r\n\r\n"; 
 
// Open a socket connection to the server 
$socket = @fsockopen('xyz.com', 80, $errno, $errstr, 30); 
 
// If there was a HTTP error 
if (!$socket) 
    die("HTTP error while connecting to Location server: $errstr ($errno)"); 
 
// Post the header and the data to the server 
fputs($socket, $head . $params); 
 
// Read the response to a buffer 
$buffer = ""; 
while (!feof($socket)) 
  { 
  $buffer .= fgets($socket, 1024); 
  } 
//die($buffer); 
fclose($socket); 
//die($buffer); 
// Parse the response and get the xml content 
$p1 = strpos($buffer, "<xmlResponse>"); 
$p2 = strpos($buffer, "</xmlResponse>"); 
 
if ($p1 === FALSE || $p2 === FALSE) 
    die("Could not find xmlResponse tags"); 
 
$xmlResponse = trim( substr($buffer,$p1 + 13, $p2 - ($p1 + 13)) );

 
include shared.php 
 
if (strcasecmp($_POST['method'],"GetPage") == 0) 
{ 
// some code that does the processing for $header_data, $footer_data & $page_data which is simply query and parsing of information from database and it works fine. 
 
//Once everything is done it does the following 
$output = "<content>"; 
    $output .= urlencode($header_data . $page_data . $footer_data); 
    $output .= "</content>"; 
 
    $sql->FreeAll(); 
 
    die($XMLHeader . $output . $XMLFooter); 
}

//contents of shared.php 
$XMLHeader = "<?xml version=\"1.0\" encoding=\"ISO-8859-1\" ?><xmlResponse><response><responsecode>1</responsecode>"; 
 
$XMLFooter = "</response></xmlResponse>"; 
 
function XMLError($message) 
{ 
    $output = <<<EOB 
<xmlResponse> 
    <?xml version="1.0" encoding="ISO-8859-1" ?> 
    <response> 
        <responsecode>0</responsecode> 
        <errormsg>$message</errormsg> 
    </response> 
</xmlResponse> 
EOB; 
 
    return $output; 
}