/kohana_core/modules/payment/libraries/drivers/Payment/Authorize.php

<?php defined('SYSPATH') OR die('No direct access allowed.');

/**

 * Authorize.net Payment Driver

 *

 * $Id: Authorize.php 4160 2009-04-07 21:03:16Z ixmatus $

 *

 * @package    Payment

 * @author     Kohana Team

 * @copyright  (c) 2007-2008 Kohana Team

 * @license    http://kohanaphp.com/license.html

 */

class Payment_Authorize_Driver implements Payment_Driver

{

	// Array containing any response codes set from the gateway

	private $response        = Null;

	

	//transaction result

	private $transaction     = False;



	// Fields required to do a transaction

	private $required_fields = array

	(

		'x_login'           => FALSE,

		'x_version'         => TRUE,

		'x_delim_char'      => TRUE,

		'x_url'             => TRUE,

		'x_type'            => TRUE,

		'x_method'          => TRUE,

		'x_tran_key'        => FALSE,

		'x_relay_response'  => TRUE,

		'x_card_num'        => FALSE,

		'x_exp_date'        => FALSE,

		'x_card_code'        => FALSE,

		'x_amount'          => FALSE,

	);



	// Default required values

	private $authnet_values = array

	(

		'x_version'         => '3.1',

		'x_delim_char'      => '|',

		'x_delim_data'      => 'TRUE',

		'x_url'             => 'FALSE',

		'x_type'            => 'AUTH_CAPTURE',

		'x_method'          => 'CC',

		'x_relay_response'  => 'FALSE',

	);



	private $test_mode = TRUE;

	private $curl_config;

	

	private $lastResult = '';



	/**

	 * Sets the config for the class.

	 *

	 * @param  array  config passed from the library

	 */

	public function __construct($config)

	{

		$this->authnet_values['x_login']    = $config['auth_net_login_id'];

		$this->authnet_values['x_tran_key'] = $config['auth_net_tran_key'];

		

		$this->required_fields['x_login']   = !empty($config['auth_net_login_id']);

		$this->required_fields['x_tran_key']= !empty($config['auth_net_tran_key']);

		

		$this->authnet_values['x_md5_hash']    = $config['md5_hash'];

		$this->required_fields['x_md5_hash']   = !empty($config['md5_hash']);





		$this->curl_config  = $config['curl_config'];

		$this->test_mode    = $config['test_mode'];



		Kohana::log('debug', 'Authorize.net Payment Driver Initialized');

	}



	public function set_fields($fields)

	{

		foreach ((array) $fields as $key => $value)

		{

			$this->authnet_values['x_'.$key] = $value;

			if (array_key_exists('x_'.$key, $this->required_fields) and !empty($value)) $this->required_fields['x_'.$key] = TRUE;

		}

	}

	

	private function getResultResponseFull(){

        $response = array("", "Approved", "Declined", "Error");

        return $response[$this->response[0]];

    }

	

    public function get_response(){

        return $this->response[3]; //ResponseText

    }



    public function get_transaction_id(){

        return $this->response[6];

    }



	/**

	 * Process a given transaction.

	 *

	 * @return boolean

	 */

	public function process()

	{

		// Check for required fields

		if (in_array(FALSE, $this->required_fields))

		{

			$fields = array();

			foreach ($this->required_fields as $key => $field)

			{

				if (!$field) $fields[] = $key;

			}

			throw new Kohana_Exception('payment.required', implode(', ', $fields));

		}



		$fields = '';

		foreach ( $this->authnet_values as $key => $value )

		{

			$fields .= $key.'='.urlencode($value).'&';

		}

		$post_url = ($this->test_mode) ?

					'https://test.authorize.net/gateway/transact.dll' :

					'https://secure.authorize.net/gateway/transact.dll'; // Live URL





		//'https://certification.authorize.net/gateway/transact.dll' : // Test mode URL



		Kohana::log('error', '--------------------');

		Kohana::log('error', 'payment to:'.$post_url);

		Kohana::log('error', '->      parameters:'.$fields);

		Kohana::log('error', '--------------------');

		$ch = curl_init($post_url);

		curl_setopt_array($ch, $this->curl_config); // Set custom curl options

		curl_setopt($ch, CURLOPT_POSTFIELDS, rtrim($fields, '& ')); // Set the curl POST fields

		$response = curl_exec($ch); //execute post and get results

		curl_close($ch);

		

		if (!$response)

			throw new Kohana_Exception('payment.gateway_connection_error');

			

		/*

		if(empty(trim($response)))

			throw new Kohana_Exception('payment.gateway_connection_error');

			*/

			

		$this->response = explode("|", $response);

	

		if ($this->getResultResponseFull() == "Approved"){

			return TRUE;

		}elseif ($this->getResultResponseFull() == "Declined"){

			return FALSE;

		}

	}

	

	public function getLastError(){

		return $this->get_response();

		//return $this->getResultResponseFull();

	}

} // End Payment_Authorize_Driver Class