paypalwpp.php

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    return $process_button_string;
  }
  /**
   * Prepare and submit the final authorization to PayPal via the appropriate means as configured
   */
  function before_process() {
    global $order, $doPayPal;
    $options = array();
    $optionsShip = array();
    $optionsNVP = array();

    $options = $this->getLineItemDetails();

    //$this->zcLog('before_process - 1', 'Have line-item details:' . "\n" . print_r($options, true));

    $doPayPal = $this->paypal_init();
    if ($this->in_special_checkout() || $this->enableDirectPayment == false) {
    $this->zcLog('before_process - EC-1', 'Beginning EC mode');
     /****************************************
      * Do EC checkout
      ****************************************/
      // do not allow blank address to be sent to PayPal
      if ($_SESSION['paypal_ec_payer_info']['ship_street_1'] != '' && $_SESSION['paypal_ec_payer_info']['ship_address_status'] != 'None') {
        $options = array_merge($options, 
                 array('SHIPTONAME'   => $_SESSION['paypal_ec_payer_info']['ship_name'],
                       'SHIPTOSTREET' => $_SESSION['paypal_ec_payer_info']['ship_street_1'],
                       'SHIPTOSTREET2'=> $_SESSION['paypal_ec_payer_info']['ship_street_2'],
                       'SHIPTOCITY'   => $_SESSION['paypal_ec_payer_info']['ship_city'],
                       'SHIPTOSTATE'  => $_SESSION['paypal_ec_payer_info']['ship_state'],
                       'SHIPTOZIP'    => $_SESSION['paypal_ec_payer_info']['ship_postal_code'],
                       'SHIPTOCOUNTRYCODE'=> $_SESSION['paypal_ec_payer_info']['ship_country_code'],
                       ));
        $this->zcLog('before_process - EC-2', 'address overrides added:' . "\n" . print_r($options, true));
      }

      $this->zcLog('before_process - EC-3', 'address info added:' . "\n" . print_r($options, true));

      // If the customer has changed their shipping address, 
      // override the shipping address in PayPal with the shipping
      // address that is selected in Zen Cart.
      if ($order->delivery['street_address'] != $_SESSION['paypal_ec_payer_info']['ship_street_1'] && $_SESSION['paypal_ec_payer_info']['ship_street_1'] != '') {
        $_GET['markflow'] = 2;
        if (($address_arr = $this->getOverrideAddress()) !== false) {
          // set the override var
          $options['ADDROVERRIDE'] = 1;
          // set the address info
          $options['SHIPTONAME']    = $address_arr['entry_firstname'] . ' ' . $address_arr['entry_lastname'];
          $options['SHIPTOSTREET']  = $address_arr['entry_street_address'];
          if ($address_arr['entry_suburb'] != '') $options['SHIPTOSTREET2'] = $address_arr['entry_suburb'];
          $options['SHIPTOCITY']    = $address_arr['entry_city'];
          $options['SHIPTOZIP']     = $address_arr['entry_postcode'];
          $options['SHIPTOSTATE']   = $address_arr['zone_code'];
          $options['SHIPTOCOUNTRYCODE'] = $address_arr['countries_iso_code_2'];
        }
      }
      // if these optional parameters are blank, remove them from transaction
      if (isset($options['SHIPTOSTREET2']) && trim($options['SHIPTOSTREET2']) == '') unset($options['SHIPTOSTREET2']);
      if (isset($options['SHIPTOPHONE']) && trim($options['SHIPTOPHONE']) == '') unset($options['SHIPTOPHONE']);

      // if State is not supplied, repeat the city so that it's not blank, otherwise PayPal croaks
      if ((!isset($options['SHIPTOSTATE']) || trim($options['SHIPTOSTATE']) == '') && $options['SHIPTOCITY'] != '') $options['SHIPTOSTATE'] = $options['SHIPTOCITY'];

      $options['BUTTONSOURCE'] = $this->buttonSourceEC;
      $options['CURRENCY'] = $this->selectCurrency($order->info['currency']);
      $order_amount = $this->calc_order_amount($order->info['total'], $options['CURRENCY']);

      // unused at present:
      // $options['CUSTOM'] = '';
      // $options['INVNUM'] = '';
      // $options['DESC'] = '';

      // debug output
      $this->zcLog('before_process - EC-4', 'info being submitted:' . "\n" . $_SESSION['paypal_ec_token'] . ' ' . $_SESSION['paypal_ec_payer_id'] . ' ' . number_format($order_amount, 2) .  "\n" . print_r($options, true));

      $response = $doPayPal->DoExpressCheckoutPayment($_SESSION['paypal_ec_token'],
                                                      $_SESSION['paypal_ec_payer_id'],
                                                      number_format((isset($options['AMT']) ? $options['AMT'] : $order_amount), 2),
                                                      $options);

      $this->zcLog('before_process - EC-5', 'resultset:' . "\n" . urldecode(print_r($response, true)));

      // CHECK RESPONSE -- if error, actions are taken in the errorHandler
      $error = $this->_errorHandler($response, 'DoExpressCheckoutPayment');

      // SUCCESS
      $this->payment_type = MODULE_PAYMENT_PAYPALWPP_EC_TEXT_TYPE;
      $this->responsedata = $response;
      if ($response['PAYMENTTYPE'] != '') $this->payment_type .=  ' (' . urldecode($response['PAYMENTTYPE']) . ')';

      $this->transaction_id = trim($response['PNREF'] . ' ' . $response['TRANSACTIONID']);
      if (empty($response['PENDINGREASON']) || 
          $response['PENDINGREASON'] == 'none' || 
          $response['PENDINGREASON'] == 'completed' || 
          $response['PAYMENTSTATUS'] == 'Completed') {
        $this->payment_status = 'Completed';
        if ($this->order_status > 0) $order->info['order_status'] = $this->order_status;
      } else {
        $this->payment_status = 'Pending (' . $response['PENDINGREASON'] . ')';
        $order->info['order_status'] = $this->order_pending_status;
      }
      $this->avs = 'N/A';
      $this->cvv2 = 'N/A';
      $this->correlationid = $response['CORRELATIONID'];
      $this->transactiontype = $response['TRANSACTIONTYPE'];
      $this->payment_time = urldecode($response['ORDERTIME']);
      $this->feeamt = urldecode($response['FEEAMT']);
      $this->taxamt = urldecode($response['TAXAMT']);
      $this->pendingreason = $response['PENDINGREASON'];
      $this->reasoncode = $response['REASONCODE'];
//      $this->numitems = $_SESSION['cart']->count_contents();
      $this->numitems = sizeof($order->products);
      $this->amt = urldecode($response['AMT'] . ' ' . $response['CURRENCYCODE']);
      $this->auth_code = (isset($this->response['AUTHCODE'])) ? $this->response['AUTHCODE'] : $this->response['TOKEN'];

    } else {
      /****************************************
       * Do DP checkout
       ****************************************/
      $this->zcLog('before_process - DP-1', 'Beginning DP mode');
      // Set state fields depending on what PayPal wants to see for that country
      $this->setStateAndCountry($order->billing);
      if (zen_not_null($order->delivery['street_address'])) {
        $this->setStateAndCountry($order->delivery);
      }

      // Validate credit card data
      include(DIR_WS_CLASSES . 'cc_validation.php');
      $cc_validation = new cc_validation();
      $response = $cc_validation->validate($_POST['ec_cc_number'], $_POST['ec_cc_expdate_month'], $_POST['ec_cc_expdate_year'], 
                                           $_POST['ec_cc_issuedate_month'], $_POST['ec_cc_issuedate_year']);
      $error = '';
      switch ($response) {
        case -1:
          $error = sprintf(TEXT_CCVAL_ERROR_UNKNOWN_CARD, substr($cc_validation->cc_number, 0, 4));
          break;
        case -2:
        case -3:
        case -4:
          $error = TEXT_CCVAL_ERROR_INVALID_DATE;
          break;
        case false:
          $error = TEXT_CCVAL_ERROR_INVALID_NUMBER;
          break;
      }

      $this->zcLog('before_process - DP-2', 'CC validation results: ' . $error . '(' . $response . ')');

      if ($response == false || $response < 1) {
        $this->terminateEC($error, false, FILENAME_CHECKOUT_PAYMENT);
      }
      if (!in_array($cc_validation->cc_type, array('Visa', 'MasterCard', 'Switch', 'Solo', 'Discover', 'American Express', 'Maestro'))) { 
        $this->terminateEC(MODULE_PAYMENT_PAYPALWPP_TEXT_BAD_CARD, false, FILENAME_CHECKOUT_PAYMENT);
      }

      $this->zcLog('before_process - DP-3', 'CC info: ' . $cc_validation->cc_type . ' ' . substr($cc_validation->cc_number, 0, 4) . str_repeat('X', (strlen($cc_validation->cc_number) - 8)) . substr($cc_validation->cc_number, -4));

      // if CC validation passed, continue using the validated data
      $cc_type = $cc_validation->cc_type;
      $cc_number = $cc_validation->cc_number;
      $cc_first_name = $_POST['ec_payer_firstname'];
      $cc_last_name = $_POST['ec_payer_lastname'];
      $cc_checkcode = $_POST['ec_cc_checkcode'];
      $cc_expdate_month = $cc_validation->cc_expiry_month;
      $cc_expdate_year = $cc_validation->cc_expiry_year;
      $cc_issuedate_month = $_POST['ec_cc_issuedate_month'];
      $cc_issuedate_year = $_POST['ec_cc_issuedate_year'];
      $cc_owner_ip = zen_get_ip_address();


      // If they're still here, set some of the order object's variables.
      $order->info['cc_type'] = $cc_type;
      $order->info['cc_number'] = substr($cc_number, 0, 4) . str_repeat('X', (strlen($cc_number) - 8)) . substr($cc_number, -4);
      $order->info['cc_owner'] = $cc_first_name . ' ' . $cc_last_name;
      $order->info['cc_expires'] = $cc_expdate_month . substr($cc_expdate_year, -2);
      $order->info['ip_address'] = $cc_owner_ip;

      // Set currency
      $my_currency = $this->selectCurrency($order->info['currency'], 'DP');
/*
      // if CC is switch or solo, must be GBP
      if (in_array($cc_type, array('Switch', 'Solo', 'Maestro'))) {
        $my_currency = 'GBP';
      }
*/
      $order_amount = $this->calc_order_amount($order->info['total'], $my_currency);

      // Initialize the paypal caller object.
      $doPayPal = $this->paypal_init();
      $optionsAll = array_merge($options, 
                    array('STREET'      => $order->billing['street_address'],
                          'ZIP'         => $order->billing['postcode']));
      $optionsNVP = array('CITY'        => $order->billing['city'],
                          'STATE'       => $order->billing['state'],
                          'COUNTRYCODE' => $order->billing['country']['iso_code_2'],
                          'EXPDATE'     => $cc_expdate_month . $cc_expdate_year );

      $optionsShip = array();
      if (isset($order->delivery) && $order->delivery['street_address'] != '') {
        $optionsShip= array('SHIPTONAME'   => ($order->delivery['name'] == '' ? $order->delivery['firstname'] . ' ' . $order->delivery['lastname'] : $order->delivery['name']),
                            'SHIPTOSTREET' => $order->delivery['street_address'],
                            'SHIPTOSTREET2'=> $order->delivery['suburb'],
                            'SHIPTOCITY'   => $order->delivery['city'],
                            'SHIPTOZIP'    => $order->delivery['postcode'],
                            'SHIPTOSTATE'  => $order->delivery['state'],
                            'SHIPTOCOUNTRYCODE'=> $order->delivery['country']['iso_code_2']);
      }
      // if these optional parameters are blank, remove them from transaction
      if (isset($optionsShip['SHIPTOSTREET2']) && trim($optionsShip['SHIPTOSTREET2']) == '') unset($optionsShip['SHIPTOSTREET2']);
      if (isset($optionsShip['SHIPTOPHONE']) && trim($optionsShip['SHIPTOPHONE']) == '') unset($optionsShip['SHIPTOPHONE']);

      // if State is not supplied, repeat the city so that it's not blank, otherwise PayPal croaks
      if (!isset($optionsShip['SHIPTOSTATE']) || trim($optionsShip['SHIPTOSTATE']) == '') $optionsShip['SHIPTOSTATE'] = $optionsShip['SHIPTOCITY'];

      // Payment Transaction/Authorization Mode
      $optionsNVP['PAYMENTACTION'] = (MODULE_PAYMENT_PAYPALWPP_TRANSACTION_MODE == 'Auth Only') ? 'Authorization' : 'Sale';
//      if (in_array($cc_type, array('Switch', 'Solo'))) {
//        $optionsNVP['PAYMENTACTION'] = 'Authorization';
//      }
      $optionsAll['BUTTONSOURCE'] = $this->buttonSourceDP;
      $optionsAll['CURRENCY']     = $my_currency;
      $optionsAll['IPADDRESS']    = $cc_owner_ip;
      if ($cc_issuedate_month && $cc_issuedate_year) {
        $optionsAll['CARDSTART'] = $cc_issuedate_month . substr($cc_issuedate_year, -2);
      }

      // unused at present:
      // $options['CUSTOM'] = '';
      // $options['INVNUM'] = '';
      // $options['DESC'] = '';