goodcomorder.php

<?php
//writed by GoodCom
//author:coolbi
include_once("get_order.php");
$sRange = "0-1023";
$sUserAgent="Gc(2)/v0001";
$useraccount="testuser";
$userpwd="test";
$defaultcount="testuser";
$defaultpwd="test";

function SendOrderToPrinter($strOrder,$iStart,$iEnd)
{
	$orderLength = strlen($strOrder);
	$sStr1 = "";
	
	header("Content-type: "."application/octet-stream");
	$toBytes=$iEnd;
	if ($toBytes>=$orderLength) {
		if($orderLength>1) {
		  $toBytes=$orderLength-1;
		} else {
		 $toBytes=1;
		}
	} 
	
	$startBytes=$iStart;
	
	if (($startBytes>$orderLength)) {
	
	  $startBytes=$toBytes;
	  header("HTTP/1.1 416 Request Range Not Satisfialbe");
	  $sStr1="";
	  print substr($sStr1,$startBytes+1-1,$toBytes+1-$startBytes);
	
	} else {
	  ob_end_clean(); //added to fix ZIP file corruption 
	  ob_start(); //added to fix ZIP file corruption 
	
	  $contentRange="bytes ".($startBytes)."-".($toBytes)."/".($orderLength);
	  header("Content-Range".": ".$contentRange);
	  $rangesize = ($toBytes+1 - $startBytes) > 0 ? ($toBytes+1 - $startBytes) : 0;  
	  $sStr1 = substr($strOrder,$startBytes,$rangesize);
	  header("Content-Length:" .$rangesize); 
				
	  echo $sStr1;
	  ob_flush(); 
	  flush(); 
	} 
	return 1;
} 

if(isset($_SERVER["HTTP_RANGE"])) {
	$sRange=$_SERVER["HTTP_RANGE"];
}

if(isset($_SERVER["HTTP_USER-AGENT"])) {
	$sUserAgent=$_SERVER["HTTP_USER-AGENT"];
}

if(isset($_GET['u'])) {
	$useraccount=strtolower($_GET['u']);
}

if(isset($_GET['p'])) {
	$userpwd=strtolower($_GET['p']);
}

if(($useraccount==$defaultcount)&&($userpwd==$defaultpwd)) {
	if (($sRange!="")) {
	  $strOrder="";
	
	  header("HTTP/1.1 206 Partial Content");
	
	 // $bytes=explode("=",$sRange);
	  //var_dump($bytes);
	  $range=explode("-",$sRange);
	  $strOrder=GetOrderFromServer();
	  $startBytes=intval($range[0]);
	  $toBytes=intval($range[1]);
	  SendOrderToPrinter($strOrder,$startBytes,$toBytes);
	} else {
		print substr("",0,1);
	} 
} else {
	print substr("",0,1);
}