<?php 

// +--
// | This processor integration references an external
// | URL for processing.  All external processing gateways
// | work in the same manner.  An order information array
// | is made available globally under the the global name
// | 'ecom.order_summary'.
// |
// | This must set a global variable named 'ecom.olpform'
// | which contains the form information to be posted to
// | the external gateway URL.
// |
// | Anything printed within this code will be printed
// | above the form instructions on the payment information
// | page.
// +--

// +--
// | Edit the credit cards accepted using this method below.
// | If you do not wish to accept a particular card type,
// | remove it from the array.
// +--

$accepted_cards = array('VISA'       => 'Visa',
                        'MASTERCARD' => 'Mastercard',
                        'AMEX'       => 'American Express',
                        'DISCOVER'   => 'Discover');

// +--
// | THERE IS NO NEED TO EDIT THE CODE BELOW THIS POINT TO 
// | ACTIVATE THIS INTEGRATION.  ONLY EDIT THIS CODE TO MODIFY
// | HOW THIS INTEGRATION WORKS.  BE SURE YOU KNOW WHAT YOU'RE 
// | DOING!
// +--

// +--
// | Get a few global variables.
// +--

$eol      = $this->globals('core.eol');
$order    = $this->globals('ecom.order_summary');

// +--
// | Create the SIM fingerprint.  This requires the use of the 
// | hash extension to PHP.  Make sure your host has enabled
// | that extension.
// +--

// +--
// | Make sure that the hash extension is loaded.
// +--

$extension      = 'hash';
$extension_load = $this->load_extension($extension);

if ($this->IsError($extension_load)) {

     $extension      = 'mhash';
     $extension_load = $this->load_extension($extension);

} // End of if statement.

if ($this->IsError($extension_load)) {

     $message  = 'The hash and mhash PHP extensions could not be loaded. This ';
     $message .= 'processing module requires either the hash or mhash PHP ';
     $message .= 'extensions to be  loaded in order to function.  This script ';
     $message .= 'attempted to load these extensions at runtime, however the current ';
     $message .= 'server configuration did not permit the script to make this ';
     $message .= 'runtime change.  Contact your server administrator and request ';
     $message .= 'that either the hash or mhahs PHP extensions be loaded at run time.';

     print '<p class="error">' . $this->xhtml_encode($message) . '</p>' . $eol . $eol;

     return false;

} // End of if statement.

// +--
// | Create the SIM fingerprint.
// +--

$x_fp_sequence   = $order['order']['id'];
$x_fp_sequence   = preg_replace('/[^\d]/','',$x_fp_sequence);

$x_fp_timestamp  = $this->globals('core_datetime.epoch');

$x_fp_hash       = $order['gateway']['userid']   . '^';
$x_fp_hash      .= $x_fp_sequence                . '^';
$x_fp_hash      .= $x_fp_timestamp               . '^';
$x_fp_hash      .= $order['order']['ordertotal'] . '^';

if ($extension == 'hash') {

     $x_fp_hash = @hash_hmac('md5',$x_fp_hash,$order['gateway']['transkey']);

} else {

     $x_fp_hash = @mhash(MHASH_MD5,$x_fp_hash,$order['gateway']['transkey']);
     $x_fp_hash = @bin2hex($x_fp_hash);

} // End of if statement.
// +--
// | Create our relay URL.
// +--

$url_relay = $this->globals('core.url_ssl') . '/utilities/ecomrelay.php';

// +--
// | Set up the olpform array.
// +--

$olpform = array('url'    => 'https://secure.authorize.net/gateway/transact.dll',
                 'button' => 'Submit Payment',
                 'fields' => array());

// +--
// | Create the HIDDEN fields for the form.
// +--

$olpform['fields']['HIDDEN'][] = array('name'  => 'x_login',
                                       'value' => $order['gateway']['userid']);

$olpform['fields']['HIDDEN'][] = array('name'  => 'x_invoice_num',
                                       'value' => $order['order']['id']);

$olpform['fields']['HIDDEN'][] = array('name'  => 'x_cust_id',
                                       'value' => $this->globals('core_session.sid'));

$olpform['fields']['HIDDEN'][] = array('name'  => 'x_amount',
                                       'value' => $order['order']['ordertotal']);

$olpform['fields']['HIDDEN'][] = array('name'  => 'x_first_name',
                                       'value' => $order['order']['fname']);

$olpform['fields']['HIDDEN'][] = array('name'  => 'x_last_name',
                                       'value' => $order['order']['lname']);

$olpform['fields']['HIDDEN'][] = array('name'  => 'x_company',
                                       'value' => $order['order']['company']);

$olpform['fields']['HIDDEN'][] = array('name'  => 'x_address',
                                       'value' => $order['order']['addone'] . ' ' . $order['order']['addtwo']);

$olpform['fields']['HIDDEN'][] = array('name'  => 'x_city',
                                       'value' => $order['order']['city']);

$olpform['fields']['HIDDEN'][] = array('name'  => 'x_state',
                                       'value' => $order['order']['stateprov']);

$olpform['fields']['HIDDEN'][] = array('name'  => 'x_country',
                                       'value' => $order['order']['country']);

$olpform['fields']['HIDDEN'][] = array('name'  => 'x_zip',
                                       'value' => $order['order']['postalcode']);

$olpform['fields']['HIDDEN'][] = array('name'  => 'x_phone',
                                       'value' => $order['order']['phone']);

$olpform['fields']['HIDDEN'][] = array('name'  => 'x_email',
                                       'value' => $order['order']['email']);

$olpform['fields']['HIDDEN'][] = array('name'  => 'x_method',
                                       'value' => 'CC');

$olpform['fields']['HIDDEN'][] = array('name'  => 'x_type',
                                       'value' => 'AUTH_CAPTURE');

$olpform['fields']['HIDDEN'][] = array('name'  => 'x_version',
                                       'value' => '3.1');

$olpform['fields']['HIDDEN'][] = array('name'  => 'x_relay_response',
                                       'value' => 'TRUE');

$olpform['fields']['HIDDEN'][] = array('name'  => 'x_relay_url',
                                       'value' => $url_relay);

$olpform['fields']['HIDDEN'][] = array('name'  => 'x_receipt_link_method',
                                       'value' => 'POST');

$olpform['fields']['HIDDEN'][] = array('name'  => 'x_email_customer',
                                       'value' => 'FALSE');

$olpform['fields']['HIDDEN'][] = array('name'  => 'x_fp_hash',
                                       'value' => $x_fp_hash);

$olpform['fields']['HIDDEN'][] = array('name'  => 'x_fp_sequence',
                                       'value' => $x_fp_sequence);

$olpform['fields']['HIDDEN'][] = array('name'  => 'x_fp_timestamp',
                                       'value' => $x_fp_timestamp);

// +--
// | Create the DISPLAY fields for the form.
// +--

$olpform['fields']['DISPLAY'][] = array('type'   => 'SELECTCUSTOM',
                                        'params' => array('name'     => 'x_card_type',
                                                          'required' => 1,
                                                          'display'  => 'Card Type',
                                                          'desc'     => 'Select the type of credit card you wish to use.',
                                                          'options'  => $accepted_cards));

$olpform['fields']['DISPLAY'][] = array('type'   => 'TEXTCUSTOM',
                                        'params' => array('name'     => 'x_card_num',
                                                          'required' => 1,
                                                          'display'  => 'Card Number',
                                                          'desc'     => 'Enter your credit card number.'));

$olpform['fields']['DISPLAY'][] = array('type'   => 'TEXTCUSTOM',
                                        'params' => array('name'     => 'x_card_code',
                                                          'required' => 0,
                                                          'display'  => 'Card Verification Number',
                                                          'desc'     => 'Enter your card verification number.  Some cards do not contain verification numbers.  Use the image presented below to locate your verification number.'));

$olpform['fields']['DISPLAY'][] = array('type'   => 'EXPCOMBO',
                                        'params' => array('name'    => 'x_exp_date',
                                                          'required' => 1,
                                                          'display' => 'Card Expiration Date',
                                                          'desc'    => 'Select your card expiration date from the list.',
                                                          'mformat' => 'MM',
                                                          'yformat' => 'YY',
                                                          'sepchar' => '/'));

// +--
// | Set a global variable to display the card verification
// | number image.
// +--

$this->globals('ecom.olp_showimg_cvv2',1);

// +--
// | Globalize the $olpform array and return.
// +--

$this->globals('ecom.olpform',$olpform);

?>