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First Data Php
<?php
class FirstData
{
protected $host = "api.demo.globalgatewaye4.firstdata.com";
protected $protocol = "https://";
protected $uri = "/transaction/v12";
/*Modify this acording to your firstdata api stuff*/
protected $hmackey = "XXXXXXXXXXXXXXXXXXXXXXX";
protected $keyid = "XXXXX";
protected $gatewayid = "XX000-00";
protected $password = "XXXXXXX";
public function request()
{
$location = $this->protocol . $this->host . $this->uri;
$request = array(
'transaction_type' => "00",
'amount' => 10.00,
'cc_expiry' => "0415",
'cc_number' => '4111111111111111',
'cardholder_name' => 'Test',
'reference_no' => '23',
'customer_ref' => '11',
'reference_3' => '234',
'gateway_id' => $this->gatewayid,
'password' => $this->password,
);
$content = json_encode($request);
var_dump($content);
$gge4Date = strftime("%Y-%m-%dT%H:%M:%S", time()) . 'Z';
$contentType = "application/json";
$contentDigest = sha1($content);
$contentSize = sizeof($content);
$method = "POST";
$hashstr = "$method\n$contentType\n$contentDigest\n$gge4Date\n$this->uri";
$authstr = 'GGE4_API ' . $this->keyid . ':' . base64_encode(hash_hmac("sha1", $hashstr, $this->hmackey, true));
$headers = array(
"Content-Type: $contentType",
"X-GGe4-Content-SHA1: $contentDigest",
"X-GGe4-Date: $gge4Date",
"Authorization: $authstr",
"Accept: $contentType"
);
//Print the headers we area sending
var_dump($headers);
//CURL stuff
$ch = curl_init();
curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);
curl_setopt($ch, CURLOPT_URL, $location);
//Warning ->>>>>>>>>>>>>>>>>>>>
/*Hardcoded for easier implementation, DO NOT USE THIS ON PRODUCTION!!*/
curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 0);
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0);
//Warning ->>>>>>>>>>>>>>>>>>>>
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_VERBOSE, 0);
curl_setopt($ch, CURLOPT_HEADER, 1);
curl_setopt($ch, CURLOPT_POST, 1);
curl_setopt($ch, CURLOPT_POSTFIELDS, $content);
//This guy does the job
$output = curl_exec($ch);
//echo curl_error($ch);
$header_size = curl_getinfo($ch, CURLINFO_HEADER_SIZE);
$header = $this->parseHeader(substr($output, 0, $header_size));
$body = substr($output, $header_size);
curl_close($ch);
//Print the response header
var_dump($header);
/* If we get any of this X-GGe4-Content-SHA1 X-GGe4-Date Authorization
* then the API call is valid */
if (isset($header['authorization']))
{
//Ovbiously before we do anything we should validate the hash
var_dump(json_decode($body));
}
//Otherwise just debug the error response, which is just plain text
else
{
echo $body;
}
}
private function parseHeader($rawHeader)
{
$header = array();
//http://blog.motane.lu/2009/02/16/exploding-new-lines-in-php/
$lines = preg_split('/\r\n|\r|\n/', $rawHeader);
foreach ($lines as $key => $line)
{
$keyval = explode(': ', $line, 2);
if (isset($keyval[0]) && isset($keyval[1]))
{
$header[strtolower($keyval[0])] = $keyval[1];
}
}
return $header;
}
}
$firstdata = new FirstData();
$firstdata->request();
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