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<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
/**
* Angell EYE PayPal PayFlow CodeIgniter Library
* An open source PHP library written to easily work with PayPal's PayFlow API's
*
* Copyright © 2014 Andrew K. Angell
* Email: andrew@angelleye.com
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>
*
* @package Angell_EYE_PayPal_PayFlow_Class_Library
* @author Andrew K. Angell
* @copyright Copyright © 2014 Angell EYE, LLC
* @link http://www.angelleye.com
* @since Version 2.42
* @updated 01.19.2014
* @filesource
*/
require_once('Paypal_pro.php');
class PayPal_PayFlow extends PayPal_Pro
{
/**
* Constructor
*
* @access public
* @param array config preferences
* @return void
*/
function __construct($DataArray)
{
parent::__construct($DataArray);
$this->APIVendor = isset($DataArray['APIVendor']) ? $DataArray['APIVendor'] : '';
$this->APIPartner = isset($DataArray['APIPartner']) ? $DataArray['APIPartner'] : '';
$this->Verbosity = isset($DataArray['Verbosity']) ? $DataArray['Verbosity'] : 'HIGH';
if($this->Sandbox)
{
$this->APIEndPoint = 'https://pilot-payflowpro.paypal.com';
}
else
{
$this->APIEndPoint = 'https://payflowpro.paypal.com';
}
$this->NVPCredentials = 'BUTTONSOURCE['.strlen($this->APIButtonSource).']='.$this->APIButtonSource.'&VERBOSITY['.strlen($this->Verbosity).']='.$this->Verbosity.'&USER['.strlen($this->APIUsername).']='.$this->APIUsername.'&VENDOR['.strlen($this->APIVendor).']='.$this->APIVendor.'&PARTNER['.strlen($this->APIPartner).']='.$this->APIPartner.'&PWD['.strlen($this->APIPassword).']='.$this->APIPassword;
$this->TransactionStateCodes = array(
'1' => 'Error',
'6' => 'Settlement Pending',
'7' => 'Settlement in Progress',
'8' => 'Settlement Completed Successfully',
'11' => 'Settlement Failed',
'14' => 'Settlement Incomplete'
);
}
/*
* GetTransactionStateCodeMessage
*
* @access public
* @param number
* @return string
*/
function GetTransactionStateCodeMessage($Code)
{
return $this -> TransactionStateCodes[$Code];
}
/*
* CURLRequest
*
* @access public
* @param string Request
* @return string
*/
function CURLRequest($Request = "", $APIName = "", $APIOperation = "")
{
$unique_id = date('ymd-H').rand(1000,9999);
$headers[] = "Content-Type: text/namevalue"; //or text/xml if using XMLPay.
$headers[] = "Content-Length : " . strlen ($Request); // Length of data to be passed
$headers[] = "X-VPS-Timeout: 45";
$headers[] = "X-VPS-Request-ID:" . $unique_id;
$curl = curl_init();
curl_setopt($curl, CURLOPT_HTTPHEADER, $headers);
curl_setopt($curl, CURLOPT_HEADER, 1);
curl_setopt($curl, CURLOPT_VERBOSE, 1);
curl_setopt($curl, CURLOPT_FOLLOWLOCATION, 0);
curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, 2);
curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, FALSE);
curl_setopt($curl, CURLOPT_FORBID_REUSE, true);
curl_setopt($curl, CURLOPT_TIMEOUT, 90);
curl_setopt($curl, CURLOPT_URL, $this->APIEndPoint);
curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($curl, CURLOPT_POST, 1);
curl_setopt($curl, CURLOPT_POSTFIELDS, $Request);
// Try to submit the transaction up to 3 times with 5 second delay. This can be used
// in case of network issues. The idea here is since you are posting via HTTPS there
// could be general network issues, so try a few times before you tell customer there
// is an issue.
$i=1;
while ($i++ <= 3)
{
$Response = curl_exec($curl);
$headers = curl_getinfo($curl);
if ($headers['http_code'] != 200) {
sleep(5); // Let's wait 5 seconds to see if its a temporary network issue.
}
else if ($headers['http_code'] == 200)
{
// we got a good response, drop out of loop.
break;
}
}
curl_close($curl);
return $Response;
}
/**
* Convert an NVP string to an array with URL decoded values
*
* @access public
* @param string NVP string
* @return array
*/
function NVPToArray($NVPString)
{
$proArray = array();
parse_str($NVPString,$proArray);
return $proArray;
}
/*
* ProcessTransaction
*
* @access public
* @param array request parameters
* @return array
*/
function ProcessTransaction($DataArray)
{
$NVPRequest = $this->NVPCredentials;
foreach($DataArray as $DataArrayVar => $DataArrayVal)
{
if($DataArrayVal != '')
{
$NVPRequest .= '&'.strtoupper($DataArrayVar).'['.strlen($DataArrayVal).']='.$DataArrayVal;
}
}
$NVPResponse = $this->CURLRequest($NVPRequest);
$NVPResponse = strstr($NVPResponse,"RESULT");
$NVPResponseArray = $this->NVPToArray($NVPResponse);
$NVPResponseArray['RAWREQUEST'] = $NVPRequest;
$NVPResponseArray['RAWRESPONSE'] = $NVPResponse;
return $NVPResponseArray;
}
}
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