<?php

function bittrex_api_query($method, $params='')
{
	require_once('/etc/yiimp/keys.php');
	if (!defined('EXCH_BITTREX_SECRET')) define('EXCH_BITTREX_SECRET', '');

	// optional secret key
	if (empty(EXCH_BITTREX_SECRET) && strpos($method, 'public') === FALSE) return FALSE;
	if (empty(EXCH_BITTREX_KEY) && strpos($method, 'public') === FALSE) return FALSE;

	$apikey = EXCH_BITTREX_KEY; // your API-key
	$apisecret = EXCH_BITTREX_SECRET; // your Secret-key

	$nonce = time();
	$uri = "https://bittrex.com/api/v1.1/$method?apikey=$apikey&nonce=$nonce$params";

	$sign = hash_hmac('sha512', $uri, $apisecret);
	$ch = curl_init($uri);

	curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
	curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 10);
	curl_setopt($ch, CURLOPT_TIMEOUT, 30);
	curl_setopt($ch, CURLOPT_HTTPHEADER, array("apisign:$sign"));

	$execResult = curl_exec($ch);
	$obj = json_decode($execResult);

	return $obj;
}







