<?php
//Enter your code here, enjoy!
function hmac($algo,$data,$passwd){
/* md5 and sha1 only */
$algo=strtolower($algo);
echo $algo;
$p=array('md5'=>'greatherH32','sha1'=>'H40');
if(strlen($passwd)>64) {
$passwd=pack($p[$algo],$algo($passwd));
//echo 'pass greater than 64'.chr(13);
//echo $passwd;
}
if(strlen($passwd)<64)
{
$passwd=str_pad($passwd,64,chr(0));
//echo 'pass smaller than 64'.chr(13);
//echo $passwd;
}
$ipad=substr($passwd,0,64) ^ str_repeat(chr(0x36),64);
echo 'ipad: '.$ipad.chr(13);
$opad=substr($passwd,0,64) ^ str_repeat(chr(0x5C),64);
echo 'opad: '.$opad.chr(13);
$hashedIpadData =$algo($ipad.$data);
echo 'hashedIpadData: '.$hashedIpadData.chr(13);
$packedIpdatData=pack($p[$algo],$hashedIpadData);
echo 'packedIpdatData: '.$packedIpdatData.chr(13);
$opadPack = $opad.$packedIpdatData;
echo 'opadPack: '.$opadPack.chr(13);
return $algo($opadPack);
}
# XXX ePay.bg URL (https://devep2.datamax.bg/ep2/epay2_demo/ if POST to DEMO system)
$submit_url = 'https://devep2.datamax.bg/ep2/epay2_demo/';
# XXX Secret word with which merchant make CHECKSUM on the ENCODED packet
$secret = 'YYBW64GVCVRRP5759A0QFDRXBYZQF5HV3SLTYN14RTWGRPTX8YF2R5UUET7BCT6E';
$min = 'D544248794';
$invoice = '173910'; # XXX Invoice
$sum = '16.99'; # XXX Ammount
$exp_date = '08.01.2014 12:24:44'; # XXX Expiration date
$descr = 'Order: 173910, Product: 9626'; # XXX Description
$data = <<<DATA
MIN={$min}
INVOICE={$invoice}
AMOUNT={$sum}
EXP_TIME={$exp_date}
DESCR={$descr}
ENCODING=utf-8
DATA;
# XXX Packet:
# (MIN or EMAIL)= REQUIRED
# INVOICE= REQUIRED
# AMOUNT= REQUIRED
# EXP_TIME= REQUIRED
# DESCR= OPTIONAL
$ENCODED = base64_encode($data);
$CHECKSUM = hmac('sha1', $ENCODED, $secret); # XXX SHA-1 algorithm REQUIRED
echo mb_internal_encoding() . '<br />';
echo mb_regex_encoding();
echo <<<HTML
<HTML>
<head>
<meta http-equiv="content-type" content="text/html; charset=windows-1251">
</head>
<BODY TEXT=#000000 BGCOLOR=#FFFFFF>
<p>{$ENCODED}</p>
<p>{$CHECKSUM}</p>
HTML;
?>
preferences:
36.67 ms | 402 KiB | 5 Q