<?php
/*
 * 	  IGSGateway_ClientTransaction.php is copyright � 2010. EarthWalk Software.
 * 		  Licensed under the Academic Free License version 3.0.
 *        Refer to the file named License provided with the source.
 */
/**
 * IGSGateway_ClientStartup
 *
 * @author Jay Wheeler.
 * @version 1.0
 * @copyright � 2010. EarthWalk Software.
 * @license refer to License file provided with the source.
 * @package IGSGateway.
 * @subpackage ClientTransaction.
 */
/*
 * php5 / ZendFramework-1.7.3 implementation of the ClientTransaction object - a class
 * to pass the transaction data to the Gateway, fetch the result and format it for
 * output to the user.
 * @package IGSGateway
 * @subpackage ClientTransaction
 */
class ClientTransaction
{
    /**
     * process
     * 
     * Static public class to handle the Gateway and Input/Output Form logic
     * @param array $transaction = the transaction array
     * @return null
     */
	public static function process($transaction)
	{
		/**
		 * Zend_Config_Xml object.
		 * @var Zend_Config_Xml $xml
		 */
		$xml = IGSConfig::xml();
		
		/**
		 * ClientView object.
		 * @var ClientView $clientView
		 */
		$clientView = new ClientView($xml->form->formurl);

		if ((! array_key_exists('submit', $transaction)) ||
	    	(strtolower($transaction['submit']) != 'submit'))
		{
			/**
			 * Default data associative array.
			 * @var array[string]string $data
			 */
			$data = array();
			if ($xml->form->usedefaultdata)
			{
				$data = array('trantype' 	=> $xml->form->defaultdata->trantype,
							  'reference' 	=> $xml->form->defaultdata->reference,
							  'trans_id' 	=> $xml->form->defaultdata->trans_id,
    						  'authamount' 	=> $xml->form->defaultdata->authamount,
							  'cardtype' 	=> $xml->form->defaultdata->cardtype,
    						  'ccnumber' 	=> $xml->form->defaultdata->ccnumber,
    						  'month' 		=> $xml->form->defaultdata->month,
    						  'year' 		=> $xml->form->defaultdata->year,
    						  'fulltotal' 	=> $xml->form->defaultdata->fulltotal,
    						  'ccname' 		=> $xml->form->defaultdata->ccname,
							  'baddress' 	=> $xml->form->defaultdata->baddress,
							  'baddress1' 	=> $xml->form->defaultdata->baddress1,
							  'bcity' 		=> $xml->form->defaultdata->bcity,
							  'bstate' 		=> $xml->form->defaultdata->bstate,
							  'bzip' 		=> $xml->form->defaultdata->bzip,
							  'bcountry' 	=> $xml->form->defaultdata->bcountry,
							  'bphone' 		=> $xml->form->defaultdata->bphone,
							  'email' 		=> $xml->form->defaultdata->email,
							 );
			}
		
			if ($xml->form->merchantinclude)
			{
				$data['merchantvisible']    = $xml->form->merchantvisible;

				$data['field_capture']      = $xml->form->merchantfields->field_capture;
				$data['xsubjectnotify']     = $xml->form->merchantfields->xsubjectnotify;
				$data['xheader']            = $xml->form->merchantfields->xheader;
				$data['xemailflds']         = $xml->form->merchantfields->xemailflds;
			}

			$clientView->formatResult(ClientView::INPUTFORM, $data);

			print $clientView->getBuffer();
			return;
		}

		// *******************************************************************************

		/**
		 * Local copy of the required gateway and option parameters from the configuration
		 * file plus the parameters passed-in in $transaction.
		 * @var array[string]string $parameters
		 */
		$parameters = array('uri'                           => $xml->gateway->url,

						    'username'                      => $xml->gateway->username,
						    'pw'                            => $xml->gateway->pw,

						    'upg_auth'                      => $xml->gateway->upg_auth,
						    'target_app'                    => $xml->gateway->target_app,

						    'response_mode'                 => $xml->options->response_mode,
						    'response_fmt'                  => $xml->options->response_fmt,

						    'delimited_fmt_field_delimiter' => $xml->options->delimited_fmt_field_delimiter,
						    'delimited_fmt_include_fields'  => $xml->options->delimited_fmt_include_fields,
					    	'delimited_fmt_value_delimiter' => $xml->options->delimited_fmt_value_delimiter,
					    	);

		if ($xml->options->test_override_errors != 0)
		{
			$parameters['test_override_errors'] = 1;
		}

		// *******************************************************************************

		if (array_key_exists('bstate', $transaction) && 
	    	(trim(strtolower($transaction['bstate'])) == ''))
		{
	    	unset($transaction['bstate']);
		}

		if (array_key_exists('voiceauth', $transaction))
		{
			$transaction['voiceauth'] = 'yes';
		}

		if (strtolower($transaction['trantype']) == 'sale')
		{
			$transaction['ordernumber'] = '';
		}

		// *******************************************************************************

		/**
		 * Gateway object.
		 * @var Gateway $client
		 */
		$client = new Gateway($parameters,
							  array('useragent' => $xml->gateway->useragent,
						            'adapter'   => 'Zend_Http_Client_Adapter_Socket',
						            ));

		$client->send($transaction);

		if ($xml->form->rawresult == 1)
		{
			$response = $client->getResponse();
			header($response->getHeaders());
			print $response->getRawBody();
		}
		else
		{
			$clientView->formatResult(ClientView::OUTPUTFORM, array_merge($transaction, $client->getResult()));
			print $clientView->getBuffer();
		}

		// *******************************************************************************

		unset($client);
	}
	
}