eventespresso / event-espresso-core

caffeinated/payment_methods/Paypal_Pro/EEG_Paypal_Pro.gateway.php

Indentation +588 added lines, -588 removed lines

@@ -11,592 +11,592 @@
 class EEG_Paypal_Pro extends EE_Onsite_Gateway
 {
 
-    /**
-     * @var $_paypal_api_username string
-     */
-    protected $_username = null;
-
-    /**
-     * @var $_password string
-     */
-    protected $_password = null;
-
-    /**
-     * @var $_signature string
-     */
-    protected $_signature = null;
-
-    /**
-     * @var $_credit_card_types array with the keys for credit card types accepted on this account
-     */
-    protected $_credit_card_types    = null;
-
-    protected $_currencies_supported = array(
-        'USD',
-        'GBP',
-        'CAD',
-        'AUD',
-        'BRL',
-        'CHF',
-        'CZK',
-        'DKK',
-        'EUR',
-        'HKD',
-        'HUF',
-        'ILS',
-        'JPY',
-        'MXN',
-        'MYR',
-        'NOK',
-        'NZD',
-        'PHP',
-        'PLN',
-        'SEK',
-        'SGD',
-        'THB',
-        'TRY',
-        'TWD',
-        'RUB',
-        'INR',
-    );
-
-
-
-    /**
-     * @param EEI_Payment $payment
-     * @param array       $billing_info {
-     * @type string $credit_card
-     * @type string $credit_card_type
-     * @type string $exp_month always 2 characters
-     * @type string $exp_year always 4 characters
-     * @type string $cvv
-     * }
-     * @see      parent::do_direct_payment for more info
-     * @return EE_Payment|EEI_Payment
-     * @throws EE_Error
-     */
-    public function do_direct_payment($payment, $billing_info = null)
-    {
-        $transaction = $payment->transaction();
-        if (! $transaction instanceof EEI_Transaction) {
-            throw new EE_Error(
-                esc_html__('No transaction for payment while paying with PayPal Pro.', 'event_espresso')
-            );
-        }
-        $primary_registrant = $transaction->primary_registration();
-        if (! $primary_registrant instanceof EEI_Registration) {
-            throw new EE_Error(
-                esc_html__(
-                    'No primary registration on transaction while paying with PayPal Pro.',
-                    'event_espresso'
-                )
-            );
-        }
-        $attendee = $primary_registrant->attendee();
-        if (! $attendee instanceof EEI_Attendee) {
-            throw new EE_Error(
-                esc_html__(
-                    'No attendee on primary registration while paying with PayPal Pro.',
-                    'event_espresso'
-                )
-            );
-        }
-        $gateway_formatter = $this->_get_gateway_formatter();
-        $order_description = substr($gateway_formatter->formatOrderDescription($payment), 0, 127);
-        // charge for the full amount. Show itemized list
-        if ($this->_can_easily_itemize_transaction_for($payment)) {
-            $item_num = 1;
-            $total_line_item = $transaction->total_line_item();
-            $order_items = array();
-            foreach ($total_line_item->get_items() as $line_item) {
-                // ignore line items with a quantity of 0
-                if ($line_item->quantity() == 0) {
-                    continue;
-                }
-                $item = array(
-                    // Item Name.  127 char max.
-                    'l_name'                 => substr(
-                        $gateway_formatter->formatLineItemName($line_item, $payment),
-                        0,
-                        127
-                    ),
-                    // Item description.  127 char max.
-                    'l_desc'                 => substr(
-                        $gateway_formatter->formatLineItemDesc($line_item, $payment),
-                        0,
-                        127
-                    ),
-                    // Cost of individual item.
-                    'l_amt'                  => $line_item->unit_price(),
-                    // Item Number.  127 char max.
-                    'l_number'               => $item_num++,
-                    // Item quantity.  Must be any positive integer.
-                    'l_qty'                  => $line_item->quantity(),
-                    // Item's sales tax amount.
-                    'l_taxamt'               => '',
-                    // eBay auction number of item.
-                    'l_ebayitemnumber'       => '',
-                    // eBay transaction ID of purchased item.
-                    'l_ebayitemauctiontxnid' => '',
-                    // eBay order ID for the item.
-                    'l_ebayitemorderid'      => '',
-                );
-                // add to array of all items
-                array_push($order_items, $item);
-            }
-            $item_amount = $total_line_item->get_items_total();
-            $tax_amount = $total_line_item->get_total_tax();
-        } else {
-            $order_items = array();
-            $item_amount = $payment->amount();
-            $tax_amount = 0;
-            array_push($order_items, array(
-                // Item Name.  127 char max.
-                'l_name'   => substr(
-                    $gateway_formatter->formatPartialPaymentLineItemName($payment),
-                    0,
-                    127
-                ),
-                // Item description.  127 char max.
-                'l_desc'   => substr(
-                    $gateway_formatter->formatPartialPaymentLineItemDesc($payment),
-                    0,
-                    127
-                ),
-                // Cost of individual item.
-                'l_amt'    => $payment->amount(),
-                // Item Number.  127 char max.
-                'l_number' => 1,
-                // Item quantity.  Must be any positive integer.
-                'l_qty'    => 1,
-            ));
-        }
-        // Populate data arrays with order data.
-        $DPFields = array(
-            // How you want to obtain payment ?
-            // Authorization indicates the payment is a basic auth subject to settlement with Auth & Capture.
-            // Sale indicates that this is a final sale for which you are requesting payment.  Default is Sale.
-            'paymentaction'    => 'Sale',
-            // Required.  IP address of the payer's browser.
-            'ipaddress'        => $_SERVER['REMOTE_ADDR'],
-            // Flag to determine whether you want the results returned by FMF.  1 or 0.  Default is 0.
-            'returnfmfdetails' => '1',
-        );
-        $CCDetails = array(
-            // Required. Type of credit card.  Visa, MasterCard, Discover, Amex, Maestro, Solo.
-            // If Maestro or Solo, the currency code must be GBP.
-            //  In addition, either start date or issue number must be specified.
-            'creditcardtype' => $billing_info['credit_card_type'],
-            // Required.  Credit card number.  No spaces or punctuation.
-            'acct'           => $billing_info['credit_card'],
-            // Required.  Credit card expiration date.  Format is MMYYYY
-            'expdate'        => $billing_info['exp_month'] . $billing_info['exp_year'],
-            // Requirements determined by your PayPal account settings.  Security digits for credit card.
-            'cvv2'           => $billing_info['cvv'],
-        );
-        $PayerInfo = array(
-            // Email address of payer.
-            'email'       => $billing_info['email'],
-            // Unique PayPal customer ID for payer.
-            'payerid'     => '',
-            // Status of payer.  Values are verified or unverified
-            'payerstatus' => '',
-            // Payer's business name.
-            'business'    => '',
-        );
-        $PayerName = array(
-            // Payer's salutation.  20 char max.
-            'salutation' => '',
-            // Payer's first name.  25 char max.
-            'firstname'  => substr($billing_info['first_name'], 0, 25),
-            // Payer's middle name.  25 char max.
-            'middlename' => '',
-            // Payer's last name.  25 char max.
-            'lastname'   => substr($billing_info['last_name'], 0, 25),
-            // Payer's suffix.  12 char max.
-            'suffix'     => '',
-        );
-        $BillingAddress = array(
-            // Required.  First street address.
-            'street'      => $billing_info['address'],
-            // Second street address.
-            'street2'     => $billing_info['address2'],
-            // Required.  Name of City.
-            'city'        => $billing_info['city'],
-            // Required. Name of State or Province.
-            'state'       => substr($billing_info['state'], 0, 40),
-            // Required.  Country code.
-            'countrycode' => $billing_info['country'],
-            // Required.  Postal code of payer.
-            'zip'         => $billing_info['zip'],
-        );
-        // check if the registration info contains the needed fields for paypal pro
-        // (see https://developer.paypal.com/docs/classic/api/merchant/DoDirectPayment_API_Operation_NVP/)
-        if ($attendee->address() && $attendee->city() && $attendee->country_ID()) {
-            $use_registration_address_info = true;
-        } else {
-            $use_registration_address_info = false;
-        }
-        // so if the attendee has enough data to fill out PayPal Pro's shipping info, use it.
-        // If not, use the billing info again
-        $ShippingAddress = array(
-            'shiptoname'     => substr($use_registration_address_info
-                ? $attendee->full_name()
-                : $billing_info['first_name'] . ' ' . $billing_info['last_name'], 0, 32),
-            'shiptostreet'   => substr($use_registration_address_info
-                ? $attendee->address()
-                : $billing_info['address'], 0, 100),
-            'shiptostreet2'  => substr($use_registration_address_info
-                ? $attendee->address2() : $billing_info['address2'], 0, 100),
-            'shiptocity'     => substr($use_registration_address_info
-                ? $attendee->city()
-                : $billing_info['city'], 0, 40),
-            'state'          => substr($use_registration_address_info
-                ? $attendee->state_name()
-                : $billing_info['state'], 0, 40),
-            'shiptocountry'  => $use_registration_address_info
-                ? $attendee->country_ID()
-                : $billing_info['country'],
-            'shiptozip'      => substr($use_registration_address_info
-                ? $attendee->zip()
-                : $billing_info['zip'], 0, 20),
-            'shiptophonenum' => substr($use_registration_address_info
-                ? $attendee->phone()
-                : $billing_info['phone'], 0, 20),
-        );
-        $PaymentDetails = array(
-            // Required.  Total amount of order, including shipping, handling, and tax.
-            'amt'          => $gateway_formatter->formatCurrency($payment->amount()),
-            // Required.  Three-letter currency code.  Default is USD.
-            'currencycode' => $payment->currency_code(),
-            // Required if you include itemized cart details. (L_AMTn, etc.)
-            // Subtotal of items not including S&H, or tax.
-            'itemamt'      => $gateway_formatter->formatCurrency($item_amount),//
-            // Total shipping costs for the order.  If you specify shippingamt, you must also specify itemamt.
-            'shippingamt'  => '',
-            // Total handling costs for the order.  If you specify handlingamt, you must also specify itemamt.
-            'handlingamt'  => '',
-            // Required if you specify itemized cart tax details.
-            // Sum of tax for all items on the order.  Total sales tax.
-            'taxamt'       => $gateway_formatter->formatCurrency($tax_amount),
-            // Description of the order the customer is purchasing.  127 char max.
-            'desc'         => $order_description,
-            // Free-form field for your own use.  256 char max.
-            'custom'       => $primary_registrant ? $primary_registrant->ID() : '',
-            // Your own invoice or tracking number
-            'invnum'       => wp_generate_password(12, false),// $transaction->ID(),
-            // URL for receiving Instant Payment Notifications.  This overrides what your profile is set to use.
-            'notifyurl'    => '',
-            'buttonsource' => 'EventEspresso_SP',// EE will blow up if you change this
-        );
-        // Wrap all data arrays into a single, "master" array which will be passed into the class function.
-        $PayPalRequestData = array(
-            'DPFields'        => $DPFields,
-            'CCDetails'       => $CCDetails,
-            'PayerInfo'       => $PayerInfo,
-            'PayerName'       => $PayerName,
-            'BillingAddress'  => $BillingAddress,
-            'ShippingAddress' => $ShippingAddress,
-            'PaymentDetails'  => $PaymentDetails,
-            'OrderItems'      => $order_items,
-        );
-        $this->_log_clean_request($PayPalRequestData, $payment);
-        try {
-            $PayPalResult = $this->prep_and_curl_request($PayPalRequestData);
-            // remove PCI-sensitive data so it doesn't get stored
-            $PayPalResult = $this->_log_clean_response($PayPalResult, $payment);
-            $message = isset($PayPalResult['L_LONGMESSAGE0']) ? $PayPalResult['L_LONGMESSAGE0'] : $PayPalResult['ACK'];
-            if (empty($PayPalResult['RAWRESPONSE'])) {
-                $payment->set_status($this->_pay_model->failed_status());
-                $payment->set_gateway_response(__('No response received from Paypal Pro', 'event_espresso'));
-                $payment->set_details($PayPalResult);
-            } else {
-                if ($this->_APICallSuccessful($PayPalResult)) {
-                    $payment->set_status($this->_pay_model->approved_status());
-                } else {
-                    $payment->set_status($this->_pay_model->declined_status());
-                }
-                // make sure we interpret the AMT as a float, not an international string
-                // (where periods are thousand separators)
-                $payment->set_amount(isset($PayPalResult['AMT']) ? floatval($PayPalResult['AMT']) : 0);
-                $payment->set_gateway_response($message);
-                $payment->set_txn_id_chq_nmbr(isset($PayPalResult['TRANSACTIONID'])
-                    ? $PayPalResult['TRANSACTIONID']
-                    : null);
-                $primary_registration_code = $primary_registrant instanceof EE_Registration
-                    ? $primary_registrant->reg_code()
-                    : '';
-                $payment->set_extra_accntng($primary_registration_code);
-                $payment->set_details($PayPalResult);
-            }
-        } catch (Exception $e) {
-            $payment->set_status($this->_pay_model->failed_status());
-            $payment->set_gateway_response($e->getMessage());
-        }
-        // $payment->set_status( $this->_pay_model->declined_status() );
-        // $payment->set_gateway_response( '' );
-        return $payment;
-    }
-
-
-
-    /**
-     * CLeans out sensitive CC data and then logs it, and returns the cleaned request
-     *
-     * @param array       $request
-     * @param EEI_Payment $payment
-     * @return void
-     */
-    private function _log_clean_request($request, $payment)
-    {
-        $cleaned_request_data = $request;
-        unset($cleaned_request_data['CCDetails']['acct']);
-        unset($cleaned_request_data['CCDetails']['cvv2']);
-        unset($cleaned_request_data['CCDetails']['expdate']);
-        $this->log(array('Paypal Request' => $cleaned_request_data), $payment);
-    }
-
-
-
-    /**
-     * Cleans the response, logs it, and returns it
-     *
-     * @param array       $response
-     * @param EEI_Payment $payment
-     * @return array cleaned
-     */
-    private function _log_clean_response($response, $payment)
-    {
-        unset($response['REQUESTDATA']['CREDITCARDTYPE']);
-        unset($response['REQUESTDATA']['ACCT']);
-        unset($response['REQUESTDATA']['EXPDATE']);
-        unset($response['REQUESTDATA']['CVV2']);
-        unset($response['RAWREQUEST']);
-        $this->log(array('Paypal Response' => $response), $payment);
-        return $response;
-    }
-
-
-
-    /**
-     * @param $DataArray
-     * @return array
-     */
-    private function prep_and_curl_request($DataArray)
-    {
-        // Create empty holders for each portion of the NVP string
-        $DPFieldsNVP = '&METHOD=DoDirectPayment&BUTTONSOURCE=AngellEYE_PHP_Class_DDP';
-        $CCDetailsNVP = '';
-        $PayerInfoNVP = '';
-        $PayerNameNVP = '';
-        $BillingAddressNVP = '';
-        $ShippingAddressNVP = '';
-        $PaymentDetailsNVP = '';
-        $OrderItemsNVP = '';
-        $Secure3DNVP = '';
-        // DP Fields
-        $DPFields = isset($DataArray['DPFields']) ? $DataArray['DPFields'] : array();
-        foreach ($DPFields as $DPFieldsVar => $DPFieldsVal) {
-            $DPFieldsNVP .= '&' . strtoupper($DPFieldsVar) . '=' . urlencode($DPFieldsVal);
-        }
-        // CC Details Fields
-        $CCDetails = isset($DataArray['CCDetails']) ? $DataArray['CCDetails'] : array();
-        foreach ($CCDetails as $CCDetailsVar => $CCDetailsVal) {
-            $CCDetailsNVP .= '&' . strtoupper($CCDetailsVar) . '=' . urlencode($CCDetailsVal);
-        }
-        // PayerInfo Type Fields
-        $PayerInfo = isset($DataArray['PayerInfo']) ? $DataArray['PayerInfo'] : array();
-        foreach ($PayerInfo as $PayerInfoVar => $PayerInfoVal) {
-            $PayerInfoNVP .= '&' . strtoupper($PayerInfoVar) . '=' . urlencode($PayerInfoVal);
-        }
-        // Payer Name Fields
-        $PayerName = isset($DataArray['PayerName']) ? $DataArray['PayerName'] : array();
-        foreach ($PayerName as $PayerNameVar => $PayerNameVal) {
-            $PayerNameNVP .= '&' . strtoupper($PayerNameVar) . '=' . urlencode($PayerNameVal);
-        }
-        // Address Fields (Billing)
-        $BillingAddress = isset($DataArray['BillingAddress']) ? $DataArray['BillingAddress'] : array();
-        foreach ($BillingAddress as $BillingAddressVar => $BillingAddressVal) {
-            $BillingAddressNVP .= '&' . strtoupper($BillingAddressVar) . '=' . urlencode($BillingAddressVal);
-        }
-        // Payment Details Type Fields
-        $PaymentDetails = isset($DataArray['PaymentDetails']) ? $DataArray['PaymentDetails'] : array();
-        foreach ($PaymentDetails as $PaymentDetailsVar => $PaymentDetailsVal) {
-            $PaymentDetailsNVP .= '&' . strtoupper($PaymentDetailsVar) . '=' . urlencode($PaymentDetailsVal);
-        }
-        // Payment Details Item Type Fields
-        $OrderItems = isset($DataArray['OrderItems']) ? $DataArray['OrderItems'] : array();
-        $n = 0;
-        foreach ($OrderItems as $OrderItemsVar => $OrderItemsVal) {
-            $CurrentItem = $OrderItems[ $OrderItemsVar ];
-            foreach ($CurrentItem as $CurrentItemVar => $CurrentItemVal) {
-                $OrderItemsNVP .= '&' . strtoupper($CurrentItemVar) . $n . '=' . urlencode($CurrentItemVal);
-            }
-            $n++;
-        }
-        // Ship To Address Fields
-        $ShippingAddress = isset($DataArray['ShippingAddress']) ? $DataArray['ShippingAddress'] : array();
-        foreach ($ShippingAddress as $ShippingAddressVar => $ShippingAddressVal) {
-            $ShippingAddressNVP .= '&' . strtoupper($ShippingAddressVar) . '=' . urlencode($ShippingAddressVal);
-        }
-        // 3D Secure Fields
-        $Secure3D = isset($DataArray['Secure3D']) ? $DataArray['Secure3D'] : array();
-        foreach ($Secure3D as $Secure3DVar => $Secure3DVal) {
-            $Secure3DNVP .= '&' . strtoupper($Secure3DVar) . '=' . urlencode($Secure3DVal);
-        }
-        // Now that we have each chunk we need to go ahead and append them all together for our entire NVP string
-        $NVPRequest = 'USER='
-                      . $this->_username
-                      . '&PWD='
-                      . $this->_password
-                      . '&VERSION=64.0'
-                      . '&SIGNATURE='
-                      . $this->_signature
-                      . $DPFieldsNVP
-                      . $CCDetailsNVP
-                      . $PayerInfoNVP
-                      . $PayerNameNVP
-                      . $BillingAddressNVP
-                      . $PaymentDetailsNVP
-                      . $OrderItemsNVP
-                      . $ShippingAddressNVP
-                      . $Secure3DNVP;
-        $NVPResponse = $this->_CURLRequest($NVPRequest);
-        $NVPRequestArray = $this->_NVPToArray($NVPRequest);
-        $NVPResponseArray = $this->_NVPToArray($NVPResponse);
-        $Errors = $this->_GetErrors($NVPResponseArray);
-        $NVPResponseArray['ERRORS'] = $Errors;
-        $NVPResponseArray['REQUESTDATA'] = $NVPRequestArray;
-        $NVPResponseArray['RAWREQUEST'] = $NVPRequest;
-        $NVPResponseArray['RAWRESPONSE'] = $NVPResponse;
-        return $NVPResponseArray;
-    }
-
-
-
-    /**
-     * @param $Request
-     * @return mixed
-     */
-    private function _CURLRequest($Request)
-    {
-        $EndPointURL = $this->_debug_mode ? 'https://api-3t.sandbox.paypal.com/nvp' : 'https://api-3t.paypal.com/nvp';
-        $curl = curl_init();
-        curl_setopt($curl, CURLOPT_VERBOSE, apply_filters('FHEE__EEG_Paypal_Pro__CurlRequest__CURLOPT_VERBOSE', true));
-        curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);
-        curl_setopt($curl, CURLOPT_TIMEOUT, 60);
-        curl_setopt($curl, CURLOPT_URL, $EndPointURL);
-        curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
-        curl_setopt($curl, CURLOPT_POSTFIELDS, $Request);
-        curl_setopt($curl, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_1);
-        // execute the curl POST
-        $Response = curl_exec($curl);
-        curl_close($curl);
-        return $Response;
-    }
-
-
-
-    /**
-     * @param $NVPString
-     * @return array
-     */
-    private function _NVPToArray($NVPString)
-    {
-        // prepare responses into array
-        $proArray = array();
-        while (strlen($NVPString)) {
-            // name
-            $keypos = strpos($NVPString, '=');
-            $keyval = substr($NVPString, 0, $keypos);
-            // value
-            $valuepos = strpos($NVPString, '&') ? strpos($NVPString, '&') : strlen($NVPString);
-            $valval = substr($NVPString, $keypos + 1, $valuepos - $keypos - 1);
-            // decoding the response
-            $proArray[ $keyval ] = urldecode($valval);
-            $NVPString = substr($NVPString, $valuepos + 1, strlen($NVPString));
-        }
-        return $proArray;
-    }
-
-
-
-    /**
-     * @param array $PayPalResult
-     * @return bool
-     */
-    private function _APICallSuccessful($PayPalResult)
-    {
-        $approved = false;
-        // check main response message from PayPal
-        if (isset($PayPalResult['ACK']) && ! empty($PayPalResult['ACK'])) {
-            $ack = strtoupper($PayPalResult['ACK']);
-            $approved = ($ack == 'SUCCESS' || $ack == 'SUCCESSWITHWARNING' || $ack == 'PARTIALSUCCESS') ? true : false;
-        }
-        return $approved;
-    }
-
-
-
-    /**
-     * @param $DataArray
-     * @return array
-     */
-    private function _GetErrors($DataArray)
-    {
-        $Errors = array();
-        $n = 0;
-        while (isset($DataArray[ 'L_ERRORCODE' . $n . '' ])) {
-            $LErrorCode = isset($DataArray[ 'L_ERRORCODE' . $n . '' ]) ? $DataArray[ 'L_ERRORCODE' . $n . '' ] : '';
-            $LShortMessage = isset($DataArray[ 'L_SHORTMESSAGE' . $n . '' ])
-                ? $DataArray[ 'L_SHORTMESSAGE' . $n . '' ]
-                : '';
-            $LLongMessage = isset($DataArray[ 'L_LONGMESSAGE' . $n . '' ])
-                ? $DataArray[ 'L_LONGMESSAGE' . $n . '' ]
-                : '';
-            $LSeverityCode = isset($DataArray[ 'L_SEVERITYCODE' . $n . '' ])
-                ? $DataArray[ 'L_SEVERITYCODE' . $n . '' ]
-                : '';
-            $CurrentItem = array(
-                'L_ERRORCODE'    => $LErrorCode,
-                'L_SHORTMESSAGE' => $LShortMessage,
-                'L_LONGMESSAGE'  => $LLongMessage,
-                'L_SEVERITYCODE' => $LSeverityCode,
-            );
-            array_push($Errors, $CurrentItem);
-            $n++;
-        }
-        return $Errors;
-    }
-
-
-
-    /**
-     *        nothing to see here...  move along....
-     *
-     * @access protected
-     * @param $Errors
-     * @return string
-     */
-    private function _DisplayErrors($Errors)
-    {
-        $error = '';
-        foreach ($Errors as $ErrorVar => $ErrorVal) {
-            $CurrentError = $Errors[ $ErrorVar ];
-            foreach ($CurrentError as $CurrentErrorVar => $CurrentErrorVal) {
-                $CurrentVarName = '';
-                if ($CurrentErrorVar == 'L_ERRORCODE') {
-                    $CurrentVarName = 'Error Code';
-                } elseif ($CurrentErrorVar == 'L_SHORTMESSAGE') {
-                    $CurrentVarName = 'Short Message';
-                } elseif ($CurrentErrorVar == 'L_LONGMESSAGE') {
-                    $CurrentVarName = 'Long Message';
-                } elseif ($CurrentErrorVar == 'L_SEVERITYCODE') {
-                    $CurrentVarName = 'Severity Code';
-                }
-                $error .= '<br />' . $CurrentVarName . ': ' . $CurrentErrorVal;
-            }
-        }
-        return $error;
-    }
+	/**
+	 * @var $_paypal_api_username string
+	 */
+	protected $_username = null;
+
+	/**
+	 * @var $_password string
+	 */
+	protected $_password = null;
+
+	/**
+	 * @var $_signature string
+	 */
+	protected $_signature = null;
+
+	/**
+	 * @var $_credit_card_types array with the keys for credit card types accepted on this account
+	 */
+	protected $_credit_card_types    = null;
+
+	protected $_currencies_supported = array(
+		'USD',
+		'GBP',
+		'CAD',
+		'AUD',
+		'BRL',
+		'CHF',
+		'CZK',
+		'DKK',
+		'EUR',
+		'HKD',
+		'HUF',
+		'ILS',
+		'JPY',
+		'MXN',
+		'MYR',
+		'NOK',
+		'NZD',
+		'PHP',
+		'PLN',
+		'SEK',
+		'SGD',
+		'THB',
+		'TRY',
+		'TWD',
+		'RUB',
+		'INR',
+	);
+
+
+
+	/**
+	 * @param EEI_Payment $payment
+	 * @param array       $billing_info {
+	 * @type string $credit_card
+	 * @type string $credit_card_type
+	 * @type string $exp_month always 2 characters
+	 * @type string $exp_year always 4 characters
+	 * @type string $cvv
+	 * }
+	 * @see      parent::do_direct_payment for more info
+	 * @return EE_Payment|EEI_Payment
+	 * @throws EE_Error
+	 */
+	public function do_direct_payment($payment, $billing_info = null)
+	{
+		$transaction = $payment->transaction();
+		if (! $transaction instanceof EEI_Transaction) {
+			throw new EE_Error(
+				esc_html__('No transaction for payment while paying with PayPal Pro.', 'event_espresso')
+			);
+		}
+		$primary_registrant = $transaction->primary_registration();
+		if (! $primary_registrant instanceof EEI_Registration) {
+			throw new EE_Error(
+				esc_html__(
+					'No primary registration on transaction while paying with PayPal Pro.',
+					'event_espresso'
+				)
+			);
+		}
+		$attendee = $primary_registrant->attendee();
+		if (! $attendee instanceof EEI_Attendee) {
+			throw new EE_Error(
+				esc_html__(
+					'No attendee on primary registration while paying with PayPal Pro.',
+					'event_espresso'
+				)
+			);
+		}
+		$gateway_formatter = $this->_get_gateway_formatter();
+		$order_description = substr($gateway_formatter->formatOrderDescription($payment), 0, 127);
+		// charge for the full amount. Show itemized list
+		if ($this->_can_easily_itemize_transaction_for($payment)) {
+			$item_num = 1;
+			$total_line_item = $transaction->total_line_item();
+			$order_items = array();
+			foreach ($total_line_item->get_items() as $line_item) {
+				// ignore line items with a quantity of 0
+				if ($line_item->quantity() == 0) {
+					continue;
+				}
+				$item = array(
+					// Item Name.  127 char max.
+					'l_name'                 => substr(
+						$gateway_formatter->formatLineItemName($line_item, $payment),
+						0,
+						127
+					),
+					// Item description.  127 char max.
+					'l_desc'                 => substr(
+						$gateway_formatter->formatLineItemDesc($line_item, $payment),
+						0,
+						127
+					),
+					// Cost of individual item.
+					'l_amt'                  => $line_item->unit_price(),
+					// Item Number.  127 char max.
+					'l_number'               => $item_num++,
+					// Item quantity.  Must be any positive integer.
+					'l_qty'                  => $line_item->quantity(),
+					// Item's sales tax amount.
+					'l_taxamt'               => '',
+					// eBay auction number of item.
+					'l_ebayitemnumber'       => '',
+					// eBay transaction ID of purchased item.
+					'l_ebayitemauctiontxnid' => '',
+					// eBay order ID for the item.
+					'l_ebayitemorderid'      => '',
+				);
+				// add to array of all items
+				array_push($order_items, $item);
+			}
+			$item_amount = $total_line_item->get_items_total();
+			$tax_amount = $total_line_item->get_total_tax();
+		} else {
+			$order_items = array();
+			$item_amount = $payment->amount();
+			$tax_amount = 0;
+			array_push($order_items, array(
+				// Item Name.  127 char max.
+				'l_name'   => substr(
+					$gateway_formatter->formatPartialPaymentLineItemName($payment),
+					0,
+					127
+				),
+				// Item description.  127 char max.
+				'l_desc'   => substr(
+					$gateway_formatter->formatPartialPaymentLineItemDesc($payment),
+					0,
+					127
+				),
+				// Cost of individual item.
+				'l_amt'    => $payment->amount(),
+				// Item Number.  127 char max.
+				'l_number' => 1,
+				// Item quantity.  Must be any positive integer.
+				'l_qty'    => 1,
+			));
+		}
+		// Populate data arrays with order data.
+		$DPFields = array(
+			// How you want to obtain payment ?
+			// Authorization indicates the payment is a basic auth subject to settlement with Auth & Capture.
+			// Sale indicates that this is a final sale for which you are requesting payment.  Default is Sale.
+			'paymentaction'    => 'Sale',
+			// Required.  IP address of the payer's browser.
+			'ipaddress'        => $_SERVER['REMOTE_ADDR'],
+			// Flag to determine whether you want the results returned by FMF.  1 or 0.  Default is 0.
+			'returnfmfdetails' => '1',
+		);
+		$CCDetails = array(
+			// Required. Type of credit card.  Visa, MasterCard, Discover, Amex, Maestro, Solo.
+			// If Maestro or Solo, the currency code must be GBP.
+			//  In addition, either start date or issue number must be specified.
+			'creditcardtype' => $billing_info['credit_card_type'],
+			// Required.  Credit card number.  No spaces or punctuation.
+			'acct'           => $billing_info['credit_card'],
+			// Required.  Credit card expiration date.  Format is MMYYYY
+			'expdate'        => $billing_info['exp_month'] . $billing_info['exp_year'],
+			// Requirements determined by your PayPal account settings.  Security digits for credit card.
+			'cvv2'           => $billing_info['cvv'],
+		);
+		$PayerInfo = array(
+			// Email address of payer.
+			'email'       => $billing_info['email'],
+			// Unique PayPal customer ID for payer.
+			'payerid'     => '',
+			// Status of payer.  Values are verified or unverified
+			'payerstatus' => '',
+			// Payer's business name.
+			'business'    => '',
+		);
+		$PayerName = array(
+			// Payer's salutation.  20 char max.
+			'salutation' => '',
+			// Payer's first name.  25 char max.
+			'firstname'  => substr($billing_info['first_name'], 0, 25),
+			// Payer's middle name.  25 char max.
+			'middlename' => '',
+			// Payer's last name.  25 char max.
+			'lastname'   => substr($billing_info['last_name'], 0, 25),
+			// Payer's suffix.  12 char max.
+			'suffix'     => '',
+		);
+		$BillingAddress = array(
+			// Required.  First street address.
+			'street'      => $billing_info['address'],
+			// Second street address.
+			'street2'     => $billing_info['address2'],
+			// Required.  Name of City.
+			'city'        => $billing_info['city'],
+			// Required. Name of State or Province.
+			'state'       => substr($billing_info['state'], 0, 40),
+			// Required.  Country code.
+			'countrycode' => $billing_info['country'],
+			// Required.  Postal code of payer.
+			'zip'         => $billing_info['zip'],
+		);
+		// check if the registration info contains the needed fields for paypal pro
+		// (see https://developer.paypal.com/docs/classic/api/merchant/DoDirectPayment_API_Operation_NVP/)
+		if ($attendee->address() && $attendee->city() && $attendee->country_ID()) {
+			$use_registration_address_info = true;
+		} else {
+			$use_registration_address_info = false;
+		}
+		// so if the attendee has enough data to fill out PayPal Pro's shipping info, use it.
+		// If not, use the billing info again
+		$ShippingAddress = array(
+			'shiptoname'     => substr($use_registration_address_info
+				? $attendee->full_name()
+				: $billing_info['first_name'] . ' ' . $billing_info['last_name'], 0, 32),
+			'shiptostreet'   => substr($use_registration_address_info
+				? $attendee->address()
+				: $billing_info['address'], 0, 100),
+			'shiptostreet2'  => substr($use_registration_address_info
+				? $attendee->address2() : $billing_info['address2'], 0, 100),
+			'shiptocity'     => substr($use_registration_address_info
+				? $attendee->city()
+				: $billing_info['city'], 0, 40),
+			'state'          => substr($use_registration_address_info
+				? $attendee->state_name()
+				: $billing_info['state'], 0, 40),
+			'shiptocountry'  => $use_registration_address_info
+				? $attendee->country_ID()
+				: $billing_info['country'],
+			'shiptozip'      => substr($use_registration_address_info
+				? $attendee->zip()
+				: $billing_info['zip'], 0, 20),
+			'shiptophonenum' => substr($use_registration_address_info
+				? $attendee->phone()
+				: $billing_info['phone'], 0, 20),
+		);
+		$PaymentDetails = array(
+			// Required.  Total amount of order, including shipping, handling, and tax.
+			'amt'          => $gateway_formatter->formatCurrency($payment->amount()),
+			// Required.  Three-letter currency code.  Default is USD.
+			'currencycode' => $payment->currency_code(),
+			// Required if you include itemized cart details. (L_AMTn, etc.)
+			// Subtotal of items not including S&H, or tax.
+			'itemamt'      => $gateway_formatter->formatCurrency($item_amount),//
+			// Total shipping costs for the order.  If you specify shippingamt, you must also specify itemamt.
+			'shippingamt'  => '',
+			// Total handling costs for the order.  If you specify handlingamt, you must also specify itemamt.
+			'handlingamt'  => '',
+			// Required if you specify itemized cart tax details.
+			// Sum of tax for all items on the order.  Total sales tax.
+			'taxamt'       => $gateway_formatter->formatCurrency($tax_amount),
+			// Description of the order the customer is purchasing.  127 char max.
+			'desc'         => $order_description,
+			// Free-form field for your own use.  256 char max.
+			'custom'       => $primary_registrant ? $primary_registrant->ID() : '',
+			// Your own invoice or tracking number
+			'invnum'       => wp_generate_password(12, false),// $transaction->ID(),
+			// URL for receiving Instant Payment Notifications.  This overrides what your profile is set to use.
+			'notifyurl'    => '',
+			'buttonsource' => 'EventEspresso_SP',// EE will blow up if you change this
+		);
+		// Wrap all data arrays into a single, "master" array which will be passed into the class function.
+		$PayPalRequestData = array(
+			'DPFields'        => $DPFields,
+			'CCDetails'       => $CCDetails,
+			'PayerInfo'       => $PayerInfo,
+			'PayerName'       => $PayerName,
+			'BillingAddress'  => $BillingAddress,
+			'ShippingAddress' => $ShippingAddress,
+			'PaymentDetails'  => $PaymentDetails,
+			'OrderItems'      => $order_items,
+		);
+		$this->_log_clean_request($PayPalRequestData, $payment);
+		try {
+			$PayPalResult = $this->prep_and_curl_request($PayPalRequestData);
+			// remove PCI-sensitive data so it doesn't get stored
+			$PayPalResult = $this->_log_clean_response($PayPalResult, $payment);
+			$message = isset($PayPalResult['L_LONGMESSAGE0']) ? $PayPalResult['L_LONGMESSAGE0'] : $PayPalResult['ACK'];
+			if (empty($PayPalResult['RAWRESPONSE'])) {
+				$payment->set_status($this->_pay_model->failed_status());
+				$payment->set_gateway_response(__('No response received from Paypal Pro', 'event_espresso'));
+				$payment->set_details($PayPalResult);
+			} else {
+				if ($this->_APICallSuccessful($PayPalResult)) {
+					$payment->set_status($this->_pay_model->approved_status());
+				} else {
+					$payment->set_status($this->_pay_model->declined_status());
+				}
+				// make sure we interpret the AMT as a float, not an international string
+				// (where periods are thousand separators)
+				$payment->set_amount(isset($PayPalResult['AMT']) ? floatval($PayPalResult['AMT']) : 0);
+				$payment->set_gateway_response($message);
+				$payment->set_txn_id_chq_nmbr(isset($PayPalResult['TRANSACTIONID'])
+					? $PayPalResult['TRANSACTIONID']
+					: null);
+				$primary_registration_code = $primary_registrant instanceof EE_Registration
+					? $primary_registrant->reg_code()
+					: '';
+				$payment->set_extra_accntng($primary_registration_code);
+				$payment->set_details($PayPalResult);
+			}
+		} catch (Exception $e) {
+			$payment->set_status($this->_pay_model->failed_status());
+			$payment->set_gateway_response($e->getMessage());
+		}
+		// $payment->set_status( $this->_pay_model->declined_status() );
+		// $payment->set_gateway_response( '' );
+		return $payment;
+	}
+
+
+
+	/**
+	 * CLeans out sensitive CC data and then logs it, and returns the cleaned request
+	 *
+	 * @param array       $request
+	 * @param EEI_Payment $payment
+	 * @return void
+	 */
+	private function _log_clean_request($request, $payment)
+	{
+		$cleaned_request_data = $request;
+		unset($cleaned_request_data['CCDetails']['acct']);
+		unset($cleaned_request_data['CCDetails']['cvv2']);
+		unset($cleaned_request_data['CCDetails']['expdate']);
+		$this->log(array('Paypal Request' => $cleaned_request_data), $payment);
+	}
+
+
+
+	/**
+	 * Cleans the response, logs it, and returns it
+	 *
+	 * @param array       $response
+	 * @param EEI_Payment $payment
+	 * @return array cleaned
+	 */
+	private function _log_clean_response($response, $payment)
+	{
+		unset($response['REQUESTDATA']['CREDITCARDTYPE']);
+		unset($response['REQUESTDATA']['ACCT']);
+		unset($response['REQUESTDATA']['EXPDATE']);
+		unset($response['REQUESTDATA']['CVV2']);
+		unset($response['RAWREQUEST']);
+		$this->log(array('Paypal Response' => $response), $payment);
+		return $response;
+	}
+
+
+
+	/**
+	 * @param $DataArray
+	 * @return array
+	 */
+	private function prep_and_curl_request($DataArray)
+	{
+		// Create empty holders for each portion of the NVP string
+		$DPFieldsNVP = '&METHOD=DoDirectPayment&BUTTONSOURCE=AngellEYE_PHP_Class_DDP';
+		$CCDetailsNVP = '';
+		$PayerInfoNVP = '';
+		$PayerNameNVP = '';
+		$BillingAddressNVP = '';
+		$ShippingAddressNVP = '';
+		$PaymentDetailsNVP = '';
+		$OrderItemsNVP = '';
+		$Secure3DNVP = '';
+		// DP Fields
+		$DPFields = isset($DataArray['DPFields']) ? $DataArray['DPFields'] : array();
+		foreach ($DPFields as $DPFieldsVar => $DPFieldsVal) {
+			$DPFieldsNVP .= '&' . strtoupper($DPFieldsVar) . '=' . urlencode($DPFieldsVal);
+		}
+		// CC Details Fields
+		$CCDetails = isset($DataArray['CCDetails']) ? $DataArray['CCDetails'] : array();
+		foreach ($CCDetails as $CCDetailsVar => $CCDetailsVal) {
+			$CCDetailsNVP .= '&' . strtoupper($CCDetailsVar) . '=' . urlencode($CCDetailsVal);
+		}
+		// PayerInfo Type Fields
+		$PayerInfo = isset($DataArray['PayerInfo']) ? $DataArray['PayerInfo'] : array();
+		foreach ($PayerInfo as $PayerInfoVar => $PayerInfoVal) {
+			$PayerInfoNVP .= '&' . strtoupper($PayerInfoVar) . '=' . urlencode($PayerInfoVal);
+		}
+		// Payer Name Fields
+		$PayerName = isset($DataArray['PayerName']) ? $DataArray['PayerName'] : array();
+		foreach ($PayerName as $PayerNameVar => $PayerNameVal) {
+			$PayerNameNVP .= '&' . strtoupper($PayerNameVar) . '=' . urlencode($PayerNameVal);
+		}
+		// Address Fields (Billing)
+		$BillingAddress = isset($DataArray['BillingAddress']) ? $DataArray['BillingAddress'] : array();
+		foreach ($BillingAddress as $BillingAddressVar => $BillingAddressVal) {
+			$BillingAddressNVP .= '&' . strtoupper($BillingAddressVar) . '=' . urlencode($BillingAddressVal);
+		}
+		// Payment Details Type Fields
+		$PaymentDetails = isset($DataArray['PaymentDetails']) ? $DataArray['PaymentDetails'] : array();
+		foreach ($PaymentDetails as $PaymentDetailsVar => $PaymentDetailsVal) {
+			$PaymentDetailsNVP .= '&' . strtoupper($PaymentDetailsVar) . '=' . urlencode($PaymentDetailsVal);
+		}
+		// Payment Details Item Type Fields
+		$OrderItems = isset($DataArray['OrderItems']) ? $DataArray['OrderItems'] : array();
+		$n = 0;
+		foreach ($OrderItems as $OrderItemsVar => $OrderItemsVal) {
+			$CurrentItem = $OrderItems[ $OrderItemsVar ];
+			foreach ($CurrentItem as $CurrentItemVar => $CurrentItemVal) {
+				$OrderItemsNVP .= '&' . strtoupper($CurrentItemVar) . $n . '=' . urlencode($CurrentItemVal);
+			}
+			$n++;
+		}
+		// Ship To Address Fields
+		$ShippingAddress = isset($DataArray['ShippingAddress']) ? $DataArray['ShippingAddress'] : array();
+		foreach ($ShippingAddress as $ShippingAddressVar => $ShippingAddressVal) {
+			$ShippingAddressNVP .= '&' . strtoupper($ShippingAddressVar) . '=' . urlencode($ShippingAddressVal);
+		}
+		// 3D Secure Fields
+		$Secure3D = isset($DataArray['Secure3D']) ? $DataArray['Secure3D'] : array();
+		foreach ($Secure3D as $Secure3DVar => $Secure3DVal) {
+			$Secure3DNVP .= '&' . strtoupper($Secure3DVar) . '=' . urlencode($Secure3DVal);
+		}
+		// Now that we have each chunk we need to go ahead and append them all together for our entire NVP string
+		$NVPRequest = 'USER='
+					  . $this->_username
+					  . '&PWD='
+					  . $this->_password
+					  . '&VERSION=64.0'
+					  . '&SIGNATURE='
+					  . $this->_signature
+					  . $DPFieldsNVP
+					  . $CCDetailsNVP
+					  . $PayerInfoNVP
+					  . $PayerNameNVP
+					  . $BillingAddressNVP
+					  . $PaymentDetailsNVP
+					  . $OrderItemsNVP
+					  . $ShippingAddressNVP
+					  . $Secure3DNVP;
+		$NVPResponse = $this->_CURLRequest($NVPRequest);
+		$NVPRequestArray = $this->_NVPToArray($NVPRequest);
+		$NVPResponseArray = $this->_NVPToArray($NVPResponse);
+		$Errors = $this->_GetErrors($NVPResponseArray);
+		$NVPResponseArray['ERRORS'] = $Errors;
+		$NVPResponseArray['REQUESTDATA'] = $NVPRequestArray;
+		$NVPResponseArray['RAWREQUEST'] = $NVPRequest;
+		$NVPResponseArray['RAWRESPONSE'] = $NVPResponse;
+		return $NVPResponseArray;
+	}
+
+
+
+	/**
+	 * @param $Request
+	 * @return mixed
+	 */
+	private function _CURLRequest($Request)
+	{
+		$EndPointURL = $this->_debug_mode ? 'https://api-3t.sandbox.paypal.com/nvp' : 'https://api-3t.paypal.com/nvp';
+		$curl = curl_init();
+		curl_setopt($curl, CURLOPT_VERBOSE, apply_filters('FHEE__EEG_Paypal_Pro__CurlRequest__CURLOPT_VERBOSE', true));
+		curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);
+		curl_setopt($curl, CURLOPT_TIMEOUT, 60);
+		curl_setopt($curl, CURLOPT_URL, $EndPointURL);
+		curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
+		curl_setopt($curl, CURLOPT_POSTFIELDS, $Request);
+		curl_setopt($curl, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_1);
+		// execute the curl POST
+		$Response = curl_exec($curl);
+		curl_close($curl);
+		return $Response;
+	}
+
+
+
+	/**
+	 * @param $NVPString
+	 * @return array
+	 */
+	private function _NVPToArray($NVPString)
+	{
+		// prepare responses into array
+		$proArray = array();
+		while (strlen($NVPString)) {
+			// name
+			$keypos = strpos($NVPString, '=');
+			$keyval = substr($NVPString, 0, $keypos);
+			// value
+			$valuepos = strpos($NVPString, '&') ? strpos($NVPString, '&') : strlen($NVPString);
+			$valval = substr($NVPString, $keypos + 1, $valuepos - $keypos - 1);
+			// decoding the response
+			$proArray[ $keyval ] = urldecode($valval);
+			$NVPString = substr($NVPString, $valuepos + 1, strlen($NVPString));
+		}
+		return $proArray;
+	}
+
+
+
+	/**
+	 * @param array $PayPalResult
+	 * @return bool
+	 */
+	private function _APICallSuccessful($PayPalResult)
+	{
+		$approved = false;
+		// check main response message from PayPal
+		if (isset($PayPalResult['ACK']) && ! empty($PayPalResult['ACK'])) {
+			$ack = strtoupper($PayPalResult['ACK']);
+			$approved = ($ack == 'SUCCESS' || $ack == 'SUCCESSWITHWARNING' || $ack == 'PARTIALSUCCESS') ? true : false;
+		}
+		return $approved;
+	}
+
+
+
+	/**
+	 * @param $DataArray
+	 * @return array
+	 */
+	private function _GetErrors($DataArray)
+	{
+		$Errors = array();
+		$n = 0;
+		while (isset($DataArray[ 'L_ERRORCODE' . $n . '' ])) {
+			$LErrorCode = isset($DataArray[ 'L_ERRORCODE' . $n . '' ]) ? $DataArray[ 'L_ERRORCODE' . $n . '' ] : '';
+			$LShortMessage = isset($DataArray[ 'L_SHORTMESSAGE' . $n . '' ])
+				? $DataArray[ 'L_SHORTMESSAGE' . $n . '' ]
+				: '';
+			$LLongMessage = isset($DataArray[ 'L_LONGMESSAGE' . $n . '' ])
+				? $DataArray[ 'L_LONGMESSAGE' . $n . '' ]
+				: '';
+			$LSeverityCode = isset($DataArray[ 'L_SEVERITYCODE' . $n . '' ])
+				? $DataArray[ 'L_SEVERITYCODE' . $n . '' ]
+				: '';
+			$CurrentItem = array(
+				'L_ERRORCODE'    => $LErrorCode,
+				'L_SHORTMESSAGE' => $LShortMessage,
+				'L_LONGMESSAGE'  => $LLongMessage,
+				'L_SEVERITYCODE' => $LSeverityCode,
+			);
+			array_push($Errors, $CurrentItem);
+			$n++;
+		}
+		return $Errors;
+	}
+
+
+
+	/**
+	 *        nothing to see here...  move along....
+	 *
+	 * @access protected
+	 * @param $Errors
+	 * @return string
+	 */
+	private function _DisplayErrors($Errors)
+	{
+		$error = '';
+		foreach ($Errors as $ErrorVar => $ErrorVal) {
+			$CurrentError = $Errors[ $ErrorVar ];
+			foreach ($CurrentError as $CurrentErrorVar => $CurrentErrorVal) {
+				$CurrentVarName = '';
+				if ($CurrentErrorVar == 'L_ERRORCODE') {
+					$CurrentVarName = 'Error Code';
+				} elseif ($CurrentErrorVar == 'L_SHORTMESSAGE') {
+					$CurrentVarName = 'Short Message';
+				} elseif ($CurrentErrorVar == 'L_LONGMESSAGE') {
+					$CurrentVarName = 'Long Message';
+				} elseif ($CurrentErrorVar == 'L_SEVERITYCODE') {
+					$CurrentVarName = 'Severity Code';
+				}
+				$error .= '<br />' . $CurrentVarName . ': ' . $CurrentErrorVal;
+			}
+		}
+		return $error;
+	}
 }

payment_methods/Paypal_Express/EEG_Paypal_Express.gateway.php

Indentation +668 added lines, -668 removed lines

@@ -11,676 +11,676 @@
  */
 // Quickfix to address https://events.codebasehq.com/projects/event-espresso/tickets/11089 ASAP
 if (! function_exists('mb_strcut')) {
-    /**
-     * Very simple mimic of mb_substr (which WP ensures exists in wp-includes/compat.php). Still has all the problems of mb_substr
-     * (namely, that we might send too many characters to PayPal; however in this case they just issue a warning but nothing breaks)
-     * @param $string
-     * @param $start
-     * @param $length
-     * @return bool|string
-     */
-    function mb_strcut($string, $start, $length = null)
-    {
-        return mb_substr($string, $start, $length);
-    }
+	/**
+	 * Very simple mimic of mb_substr (which WP ensures exists in wp-includes/compat.php). Still has all the problems of mb_substr
+	 * (namely, that we might send too many characters to PayPal; however in this case they just issue a warning but nothing breaks)
+	 * @param $string
+	 * @param $start
+	 * @param $length
+	 * @return bool|string
+	 */
+	function mb_strcut($string, $start, $length = null)
+	{
+		return mb_substr($string, $start, $length);
+	}
 }
 class EEG_Paypal_Express extends EE_Offsite_Gateway
 {
 
-    /**
-     * Merchant API Username.
-     *
-     * @var string
-     */
-    protected $_api_username;
-
-    /**
-     * Merchant API Password.
-     *
-     * @var string
-     */
-    protected $_api_password;
-
-    /**
-     * API Signature.
-     *
-     * @var string
-     */
-    protected $_api_signature;
-
-    /**
-     * Request Shipping address on PP checkout page.
-     *
-     * @var string
-     */
-    protected $_request_shipping_addr;
-
-    /**
-     * Business/personal logo.
-     *
-     * @var string
-     */
-    protected $_image_url;
-
-    /**
-     * gateway URL variable
-     *
-     * @var string
-     */
-    protected $_base_gateway_url = '';
-
-
-
-    /**
-     * EEG_Paypal_Express constructor.
-     */
-    public function __construct()
-    {
-        $this->_currencies_supported = array(
-            'USD',
-            'AUD',
-            'BRL',
-            'CAD',
-            'CZK',
-            'DKK',
-            'EUR',
-            'HKD',
-            'HUF',
-            'ILS',
-            'JPY',
-            'MYR',
-            'MXN',
-            'NOK',
-            'NZD',
-            'PHP',
-            'PLN',
-            'GBP',
-            'RUB',
-            'SGD',
-            'SEK',
-            'CHF',
-            'TWD',
-            'THB',
-            'TRY',
-            'INR',
-        );
-        parent::__construct();
-    }
-
-
-
-    /**
-     * Sets the gateway URL variable based on whether debug mode is enabled or not.
-     *
-     * @param array $settings_array
-     */
-    public function set_settings($settings_array)
-    {
-        parent::set_settings($settings_array);
-        // Redirect URL.
-        $this->_base_gateway_url = $this->_debug_mode
-            ? 'https://api-3t.sandbox.paypal.com/nvp'
-            : 'https://api-3t.paypal.com/nvp';
-    }
-
-
-
-    /**
-     * @param EEI_Payment $payment
-     * @param array       $billing_info
-     * @param string      $return_url
-     * @param string      $notify_url
-     * @param string      $cancel_url
-     * @return \EE_Payment|\EEI_Payment
-     * @throws \EE_Error
-     */
-    public function set_redirection_info(
-        $payment,
-        $billing_info = array(),
-        $return_url = null,
-        $notify_url = null,
-        $cancel_url = null
-    ) {
-        if (! $payment instanceof EEI_Payment) {
-            $payment->set_gateway_response(
-                esc_html__(
-                    'Error. No associated payment was found.',
-                    'event_espresso'
-                )
-            );
-            $payment->set_status($this->_pay_model->failed_status());
-            return $payment;
-        }
-        $transaction = $payment->transaction();
-        if (! $transaction instanceof EEI_Transaction) {
-            $payment->set_gateway_response(
-                esc_html__(
-                    'Could not process this payment because it has no associated transaction.',
-                    'event_espresso'
-                )
-            );
-            $payment->set_status($this->_pay_model->failed_status());
-            return $payment;
-        }
-        $gateway_formatter = $this->_get_gateway_formatter();
-        $order_description = mb_strcut($gateway_formatter->formatOrderDescription($payment), 0, 127);
-        $primary_registration = $transaction->primary_registration();
-        $primary_attendee = $primary_registration instanceof EE_Registration
-            ? $primary_registration->attendee()
-            : false;
-        $locale = explode('-', get_bloginfo('language'));
-        // Gather request parameters.
-        $token_request_dtls = array(
-            'METHOD'                         => 'SetExpressCheckout',
-            'PAYMENTREQUEST_0_AMT'           => $payment->amount(),
-            'PAYMENTREQUEST_0_CURRENCYCODE'  => $payment->currency_code(),
-            'PAYMENTREQUEST_0_DESC'          => $order_description,
-            'RETURNURL'                      => $return_url,
-            'CANCELURL'                      => $cancel_url,
-            'PAYMENTREQUEST_0_PAYMENTACTION' => 'Sale',
-            // Buyer does not need to create a PayPal account to check out.
-            // This is referred to as PayPal Account Optional.
-            'SOLUTIONTYPE'                   => 'Sole',
-            // EE will blow up if you change this
-            'BUTTONSOURCE'                   => 'EventEspresso_SP',
-            // Locale of the pages displayed by PayPal during Express Checkout.
-            'LOCALECODE'                     => $locale[1]
-        );
-        // Show itemized list.
-        $itemized_list = $this->itemize_list($payment, $transaction);
-        $token_request_dtls = array_merge($token_request_dtls, $itemized_list);
-        // Automatically filling out shipping and contact information.
-        if ($this->_request_shipping_addr && $primary_attendee instanceof EEI_Attendee) {
-            // If you do not pass the shipping address, PayPal obtains it from the buyer's account profile.
-            $token_request_dtls['NOSHIPPING'] = '2';
-            $token_request_dtls['PAYMENTREQUEST_0_SHIPTOSTREET'] = $primary_attendee->address();
-            $token_request_dtls['PAYMENTREQUEST_0_SHIPTOSTREET2'] = $primary_attendee->address2();
-            $token_request_dtls['PAYMENTREQUEST_0_SHIPTOCITY'] = $primary_attendee->city();
-            $token_request_dtls['PAYMENTREQUEST_0_SHIPTOSTATE'] = $primary_attendee->state_abbrev();
-            $token_request_dtls['PAYMENTREQUEST_0_SHIPTOCOUNTRYCODE'] = $primary_attendee->country_ID();
-            $token_request_dtls['PAYMENTREQUEST_0_SHIPTOZIP'] = $primary_attendee->zip();
-            $token_request_dtls['PAYMENTREQUEST_0_EMAIL'] = $primary_attendee->email();
-            $token_request_dtls['PAYMENTREQUEST_0_SHIPTOPHONENUM'] = $primary_attendee->phone();
-        } elseif (! $this->_request_shipping_addr) {
-            // Do not request shipping details on the PP Checkout page.
-            $token_request_dtls['NOSHIPPING'] = '1';
-            $token_request_dtls['REQCONFIRMSHIPPING'] = '0';
-        }
-        // Used a business/personal logo on the PayPal page.
-        if (! empty($this->_image_url)) {
-            $token_request_dtls['LOGOIMG'] = $this->_image_url;
-        }
-        $token_request_dtls = apply_filters(
-            'FHEE__EEG_Paypal_Express__set_redirection_info__arguments',
-            $token_request_dtls,
-            $this
-        );
-        // Request PayPal token.
-        $token_request_response = $this->_ppExpress_request($token_request_dtls, 'Payment Token', $payment);
-        $token_rstatus = $this->_ppExpress_check_response($token_request_response);
-        $response_args = (isset($token_rstatus['args']) && is_array($token_rstatus['args']))
-            ? $token_rstatus['args']
-            : array();
-        if ($token_rstatus['status']) {
-            // We got the Token so we may continue with the payment and redirect the client.
-            $payment->set_details($response_args);
-            $gateway_url = $this->_debug_mode ? 'https://www.sandbox.paypal.com' : 'https://www.paypal.com';
-            $payment->set_redirect_url(
-                $gateway_url
-                . '/checkoutnow?useraction=commit&cmd=_express-checkout&token='
-                . $response_args['TOKEN']
-            );
-        } else {
-            if (isset($response_args['L_ERRORCODE'])) {
-                $payment->set_gateway_response($response_args['L_ERRORCODE'] . '; ' . $response_args['L_SHORTMESSAGE']);
-            } else {
-                $payment->set_gateway_response(
-                    esc_html__(
-                        'Error occurred while trying to setup the Express Checkout.',
-                        'event_espresso'
-                    )
-                );
-            }
-            $payment->set_details($response_args);
-            $payment->set_status($this->_pay_model->failed_status());
-        }
-        return $payment;
-    }
-
-
-
-    /**
-     * @param array           $update_info {
-     * @type string           $gateway_txn_id
-     * @type string status an EEMI_Payment status
-     *                                     }
-     * @param EEI_Transaction $transaction
-     * @return EEI_Payment
-     */
-    public function handle_payment_update($update_info, $transaction)
-    {
-        $payment = $transaction instanceof EEI_Transaction ? $transaction->last_payment() : null;
-        if ($payment instanceof EEI_Payment) {
-            $this->log(array('Return from Authorization' => $update_info), $payment);
-            $transaction = $payment->transaction();
-            if (! $transaction instanceof EEI_Transaction) {
-                $payment->set_gateway_response(
-                    esc_html__(
-                        'Could not process this payment because it has no associated transaction.',
-                        'event_espresso'
-                    )
-                );
-                $payment->set_status($this->_pay_model->failed_status());
-                return $payment;
-            }
-            $primary_registrant = $transaction->primary_registration();
-            $payment_details = $payment->details();
-            // Check if we still have the token.
-            if (! isset($payment_details['TOKEN']) || empty($payment_details['TOKEN'])) {
-                $payment->set_status($this->_pay_model->failed_status());
-                return $payment;
-            }
-            $cdetails_request_dtls = array(
-                'METHOD' => 'GetExpressCheckoutDetails',
-                'TOKEN'  => $payment_details['TOKEN'],
-            );
-            // Request Customer Details.
-            $cdetails_request_response = $this->_ppExpress_request(
-                $cdetails_request_dtls,
-                'Customer Details',
-                $payment
-            );
-            $cdetails_rstatus = $this->_ppExpress_check_response($cdetails_request_response);
-            $cdata_response_args = (isset($cdetails_rstatus['args']) && is_array($cdetails_rstatus['args']))
-                ? $cdetails_rstatus['args']
-                : array();
-            if ($cdetails_rstatus['status']) {
-                // We got the PayerID so now we can Complete the transaction.
-                $docheckout_request_dtls = array(
-                    'METHOD'                         => 'DoExpressCheckoutPayment',
-                    'PAYERID'                        => $cdata_response_args['PAYERID'],
-                    'TOKEN'                          => $payment_details['TOKEN'],
-                    'PAYMENTREQUEST_0_PAYMENTACTION' => 'Sale',
-                    'PAYMENTREQUEST_0_AMT'           => $payment->amount(),
-                    'PAYMENTREQUEST_0_CURRENCYCODE'  => $payment->currency_code(),
-                    // EE will blow up if you change this
-                    'BUTTONSOURCE'                   => 'EventEspresso_SP',
-                );
-                 // Include itemized list.
-                $itemized_list = $this->itemize_list(
-                    $payment,
-                    $transaction,
-                    $cdata_response_args
-                );
-                $docheckout_request_dtls = array_merge($docheckout_request_dtls, $itemized_list);
-                // Payment Checkout/Capture.
-                $docheckout_request_response = $this->_ppExpress_request(
-                    $docheckout_request_dtls,
-                    'Do Payment',
-                    $payment
-                );
-                $docheckout_rstatus = $this->_ppExpress_check_response($docheckout_request_response);
-                $docheckout_response_args = (isset($docheckout_rstatus['args']) && is_array($docheckout_rstatus['args']))
-                    ? $docheckout_rstatus['args']
-                    : array();
-                if ($docheckout_rstatus['status']) {
-                    // All is well, payment approved.
-                    $primary_registration_code = $primary_registrant instanceof EE_Registration ?
-                        $primary_registrant->reg_code()
-                        : '';
-                    $payment->set_extra_accntng($primary_registration_code);
-                    $payment->set_amount(isset($docheckout_response_args['PAYMENTINFO_0_AMT'])
-                        ? (float) $docheckout_response_args['PAYMENTINFO_0_AMT']
-                        : 0);
-                    $payment->set_txn_id_chq_nmbr(isset($docheckout_response_args['PAYMENTINFO_0_TRANSACTIONID'])
-                        ? $docheckout_response_args['PAYMENTINFO_0_TRANSACTIONID']
-                        : null);
-                    $payment->set_details($cdata_response_args);
-                    $payment->set_gateway_response(isset($docheckout_response_args['PAYMENTINFO_0_ACK'])
-                        ? $docheckout_response_args['PAYMENTINFO_0_ACK']
-                        : '');
-                    $payment->set_status($this->_pay_model->approved_status());
-                } else {
-                    if (isset($docheckout_response_args['L_ERRORCODE'])) {
-                        $payment->set_gateway_response(
-                            $docheckout_response_args['L_ERRORCODE']
-                            . '; '
-                            . $docheckout_response_args['L_SHORTMESSAGE']
-                        );
-                    } else {
-                        $payment->set_gateway_response(
-                            esc_html__(
-                                'Error occurred while trying to Capture the funds.',
-                                'event_espresso'
-                            )
-                        );
-                    }
-                    $payment->set_details($docheckout_response_args);
-                    $payment->set_status($this->_pay_model->declined_status());
-                }
-            } else {
-                if (isset($cdata_response_args['L_ERRORCODE'])) {
-                    $payment->set_gateway_response(
-                        $cdata_response_args['L_ERRORCODE']
-                        . '; '
-                        . $cdata_response_args['L_SHORTMESSAGE']
-                    );
-                } else {
-                    $payment->set_gateway_response(
-                        esc_html__(
-                            'Error occurred while trying to get payment Details from PayPal.',
-                            'event_espresso'
-                        )
-                    );
-                }
-                $payment->set_details($cdata_response_args);
-                $payment->set_status($this->_pay_model->failed_status());
-            }
-        } else {
-            $payment->set_gateway_response(
-                esc_html__(
-                    'Error occurred while trying to process the payment.',
-                    'event_espresso'
-                )
-            );
-            $payment->set_status($this->_pay_model->failed_status());
-        }
-        return $payment;
-    }
-
-
-
-    /**
-     *  Make a list of items that are in the giver transaction.
-     *
-     * @param EEI_Payment     $payment
-     * @param EEI_Transaction $transaction
-     * @param array           $request_response_args Data from a previous communication with PP.
-     * @return array
-     */
-    public function itemize_list(EEI_Payment $payment, EEI_Transaction $transaction, $request_response_args = array())
-    {
-        $itemized_list = array();
-        $gateway_formatter = $this->_get_gateway_formatter();
-        // If we have data from a previous communication with PP (on this transaction) we may use that for our list...
-        if (! empty($request_response_args)
-            && array_key_exists('L_PAYMENTREQUEST_0_AMT0', $request_response_args)
-            && array_key_exists('PAYMENTREQUEST_0_ITEMAMT', $request_response_args)
-        ) {
-            foreach ($request_response_args as $arg_key => $arg_val) {
-                if (strpos($arg_key, 'PAYMENTREQUEST_') !== false
-                    && strpos($arg_key, 'NOTIFYURL') === false
-                ) {
-                    $itemized_list[ $arg_key ] = $arg_val;
-                }
-            }
-            // If we got only a few Items then something is not right.
-            if (count($itemized_list) > 2) {
-                return $itemized_list;
-            } else {
-                if (WP_DEBUG) {
-                    throw new EE_Error(
-                        sprintf(
-                            esc_html__(
-                                // @codingStandardsIgnoreStart
-                                'Unable to continue with the checkout because a proper purchase list could not be generated. The purchased list we could have sent was %1$s',
-                                // @codingStandardsIgnoreEnd
-                                'event_espresso'
-                            ),
-                            wp_json_encode($itemized_list)
-                        )
-                    );
-                }
-                // Reset the list and log an error, maybe allow to try and generate a new list (below).
-                $itemized_list = array();
-                $this->log(
-                    array(
-                        esc_html__(
-                            'Could not generate a proper item list with:',
-                            'event_espresso'
-                        ) => $request_response_args
-                    ),
-                    $payment
-                );
-            }
-        }
-        // ...otherwise we generate a new list for this transaction.
-        if ($this->_money->compare_floats($payment->amount(), $transaction->total(), '==')) {
-            $item_num = 0;
-            $itemized_sum = 0;
-            $total_line_items = $transaction->total_line_item();
-            // Go through each item in the list.
-            foreach ($total_line_items->get_items() as $line_item) {
-                if ($line_item instanceof EE_Line_Item) {
-                    // PayPal doesn't like line items with 0.00 amount, so we may skip those.
-                    if (EEH_Money::compare_floats($line_item->total(), '0.00', '==')) {
-                        continue;
-                    }
-                    $unit_price = $line_item->unit_price();
-                    $line_item_quantity = $line_item->quantity();
-                    // This is a discount.
-                    if ($line_item->is_percent()) {
-                        $unit_price = $line_item->total();
-                        $line_item_quantity = 1;
-                    }
-                    // Item Name.
-                    $itemized_list[ 'L_PAYMENTREQUEST_0_NAME' . $item_num ] = mb_strcut(
-                        $gateway_formatter->formatLineItemName($line_item, $payment),
-                        0,
-                        127
-                    );
-                    // Item description.
-                    $itemized_list[ 'L_PAYMENTREQUEST_0_DESC' . $item_num ] = mb_strcut(
-                        $gateway_formatter->formatLineItemDesc($line_item, $payment),
-                        0,
-                        127
-                    );
-                    // Cost of individual item.
-                    $itemized_list[ 'L_PAYMENTREQUEST_0_AMT' . $item_num ] = $gateway_formatter->formatCurrency($unit_price);
-                    // Item Number.
-                    $itemized_list[ 'L_PAYMENTREQUEST_0_NUMBER' . $item_num ] = $item_num + 1;
-                    // Item quantity.
-                    $itemized_list[ 'L_PAYMENTREQUEST_0_QTY' . $item_num ] = $line_item_quantity;
-                    // Digital item is sold.
-                    $itemized_list[ 'L_PAYMENTREQUEST_0_ITEMCATEGORY' . $item_num ] = 'Physical';
-                    $itemized_sum += $line_item->total();
-                    ++$item_num;
-                }
-            }
-            // Item's sales S/H and tax amount.
-            $itemized_list['PAYMENTREQUEST_0_ITEMAMT'] = $total_line_items->get_items_total();
-            $itemized_list['PAYMENTREQUEST_0_TAXAMT'] = $total_line_items->get_total_tax();
-            $itemized_list['PAYMENTREQUEST_0_SHIPPINGAMT'] = '0';
-            $itemized_list['PAYMENTREQUEST_0_HANDLINGAMT'] = '0';
-            $itemized_sum_diff_from_txn_total = round(
-                $transaction->total() - $itemized_sum - $total_line_items->get_total_tax(),
-                2
-            );
-            // If we were not able to recognize some item like promotion, surcharge or cancellation,
-            // add the difference as an extra line item.
-            if ($this->_money->compare_floats($itemized_sum_diff_from_txn_total, 0, '!=')) {
-                // Item Name.
-                $itemized_list[ 'L_PAYMENTREQUEST_0_NAME' . $item_num ] = mb_strcut(
-                    esc_html__(
-                        'Other (promotion/surcharge/cancellation)',
-                        'event_espresso'
-                    ),
-                    0,
-                    127
-                );
-                // Item description.
-                $itemized_list[ 'L_PAYMENTREQUEST_0_DESC' . $item_num ] = '';
-                // Cost of individual item.
-                $itemized_list[ 'L_PAYMENTREQUEST_0_AMT' . $item_num ] = $gateway_formatter->formatCurrency(
-                    $itemized_sum_diff_from_txn_total
-                );
-                // Item Number.
-                $itemized_list[ 'L_PAYMENTREQUEST_0_NUMBER' . $item_num ] = $item_num + 1;
-                // Item quantity.
-                $itemized_list[ 'L_PAYMENTREQUEST_0_QTY' . $item_num ] = 1;
-                // Digital item is sold.
-                $itemized_list[ 'L_PAYMENTREQUEST_0_ITEMCATEGORY' . $item_num ] = 'Physical';
-                $item_num++;
-            }
-        } else {
-            // Just one Item.
-            // Item Name.
-            $itemized_list['L_PAYMENTREQUEST_0_NAME0'] = mb_strcut(
-                $gateway_formatter->formatPartialPaymentLineItemName($payment),
-                0,
-                127
-            );
-            // Item description.
-            $itemized_list['L_PAYMENTREQUEST_0_DESC0'] = mb_strcut(
-                $gateway_formatter->formatPartialPaymentLineItemDesc($payment),
-                0,
-                127
-            );
-            // Cost of individual item.
-            $itemized_list['L_PAYMENTREQUEST_0_AMT0'] = $gateway_formatter->formatCurrency($payment->amount());
-            // Item Number.
-            $itemized_list['L_PAYMENTREQUEST_0_NUMBER0'] = 1;
-            // Item quantity.
-            $itemized_list['L_PAYMENTREQUEST_0_QTY0'] = 1;
-            // Digital item is sold.
-            $itemized_list['L_PAYMENTREQUEST_0_ITEMCATEGORY0'] = 'Physical';
-            // Item's sales S/H and tax amount.
-            $itemized_list['PAYMENTREQUEST_0_ITEMAMT'] = $gateway_formatter->formatCurrency($payment->amount());
-            $itemized_list['PAYMENTREQUEST_0_TAXAMT'] = '0';
-            $itemized_list['PAYMENTREQUEST_0_SHIPPINGAMT'] = '0';
-            $itemized_list['PAYMENTREQUEST_0_HANDLINGAMT'] = '0';
-        }
-        return $itemized_list;
-    }
-
-
-
-    /**
-     *  Make the Express checkout request.
-     *
-     * @param array       $request_params
-     * @param string      $request_text
-     * @param EEI_Payment $payment
-     * @return mixed
-     */
-    public function _ppExpress_request($request_params, $request_text, $payment)
-    {
-        $request_dtls = array(
-            'VERSION'   => '204.0',
-            'USER'      => urlencode($this->_api_username),
-            'PWD'       => urlencode($this->_api_password),
-            'SIGNATURE' => urlencode($this->_api_signature),
-        );
-        $dtls = array_merge($request_dtls, $request_params);
-        $this->_log_clean_request($dtls, $payment, $request_text . ' Request');
-        // Request Customer Details.
-        $request_response = wp_remote_post(
-            $this->_base_gateway_url,
-            array(
-                'method'      => 'POST',
-                'timeout'     => 45,
-                'httpversion' => '1.1',
-                'cookies'     => array(),
-                'headers'     => array(),
-                'body'        => http_build_query($dtls, '', '&'),
-            )
-        );
-        // Log the response.
-        $this->log(array($request_text . ' Response' => $request_response), $payment);
-        return $request_response;
-    }
-
-
-
-    /**
-     *  Check the response status.
-     *
-     * @param mixed $request_response
-     * @return array
-     */
-    public function _ppExpress_check_response($request_response)
-    {
-        if (is_wp_error($request_response) || empty($request_response['body'])) {
-            // If we got here then there was an error in this request.
-            return array('status' => false, 'args' => $request_response);
-        }
-        $response_args = array();
-        parse_str(urldecode($request_response['body']), $response_args);
-        if (! isset($response_args['ACK'])) {
-            return array('status' => false, 'args' => $request_response);
-        }
-        if ((
-                isset($response_args['PAYERID'])
-                || isset($response_args['TOKEN'])
-                || isset($response_args['PAYMENTINFO_0_TRANSACTIONID'])
-                || (isset($response_args['PAYMENTSTATUS']) && $response_args['PAYMENTSTATUS'] === 'Completed')
-            )
-            && in_array($response_args['ACK'], array('Success', 'SuccessWithWarning'), true)
-        ) {
-            // Response status OK, return response parameters for further processing.
-            return array('status' => true, 'args' => $response_args);
-        }
-        $errors = $this->_get_errors($response_args);
-        return array('status' => false, 'args' => $errors);
-    }
-
-
-
-    /**
-     *  Log a "Cleared" request.
-     *
-     * @param array       $request
-     * @param EEI_Payment $payment
-     * @param string      $info
-     * @return void
-     */
-    private function _log_clean_request($request, $payment, $info)
-    {
-        $cleaned_request_data = $request;
-        unset($cleaned_request_data['PWD'], $cleaned_request_data['USER'], $cleaned_request_data['SIGNATURE']);
-        $this->log(array($info => $cleaned_request_data), $payment);
-    }
-
-
-
-    /**
-     *  Get error from the response data.
-     *
-     * @param array $data_array
-     * @return array
-     */
-    private function _get_errors($data_array)
-    {
-        $errors = array();
-        $n = 0;
-        while (isset($data_array[ "L_ERRORCODE{$n}" ])) {
-            $l_error_code = isset($data_array[ "L_ERRORCODE{$n}" ])
-                ? $data_array[ "L_ERRORCODE{$n}" ]
-                : '';
-            $l_severity_code = isset($data_array[ "L_SEVERITYCODE{$n}" ])
-                ? $data_array[ "L_SEVERITYCODE{$n}" ]
-                : '';
-            $l_short_message = isset($data_array[ "L_SHORTMESSAGE{$n}" ])
-                ? $data_array[ "L_SHORTMESSAGE{$n}" ]
-                : '';
-            $l_long_message = isset($data_array[ "L_LONGMESSAGE{$n}" ])
-                ? $data_array[ "L_LONGMESSAGE{$n}" ]
-                : '';
-            if ($n === 0) {
-                $errors = array(
-                    'L_ERRORCODE'    => $l_error_code,
-                    'L_SHORTMESSAGE' => $l_short_message,
-                    'L_LONGMESSAGE'  => $l_long_message,
-                    'L_SEVERITYCODE' => $l_severity_code,
-                );
-            } else {
-                $errors['L_ERRORCODE'] .= ', ' . $l_error_code;
-                $errors['L_SHORTMESSAGE'] .= ', ' . $l_short_message;
-                $errors['L_LONGMESSAGE'] .= ', ' . $l_long_message;
-                $errors['L_SEVERITYCODE'] .= ', ' . $l_severity_code;
-            }
-            $n++;
-        }
-        return $errors;
-    }
+	/**
+	 * Merchant API Username.
+	 *
+	 * @var string
+	 */
+	protected $_api_username;
+
+	/**
+	 * Merchant API Password.
+	 *
+	 * @var string
+	 */
+	protected $_api_password;
+
+	/**
+	 * API Signature.
+	 *
+	 * @var string
+	 */
+	protected $_api_signature;
+
+	/**
+	 * Request Shipping address on PP checkout page.
+	 *
+	 * @var string
+	 */
+	protected $_request_shipping_addr;
+
+	/**
+	 * Business/personal logo.
+	 *
+	 * @var string
+	 */
+	protected $_image_url;
+
+	/**
+	 * gateway URL variable
+	 *
+	 * @var string
+	 */
+	protected $_base_gateway_url = '';
+
+
+
+	/**
+	 * EEG_Paypal_Express constructor.
+	 */
+	public function __construct()
+	{
+		$this->_currencies_supported = array(
+			'USD',
+			'AUD',
+			'BRL',
+			'CAD',
+			'CZK',
+			'DKK',
+			'EUR',
+			'HKD',
+			'HUF',
+			'ILS',
+			'JPY',
+			'MYR',
+			'MXN',
+			'NOK',
+			'NZD',
+			'PHP',
+			'PLN',
+			'GBP',
+			'RUB',
+			'SGD',
+			'SEK',
+			'CHF',
+			'TWD',
+			'THB',
+			'TRY',
+			'INR',
+		);
+		parent::__construct();
+	}
+
+
+
+	/**
+	 * Sets the gateway URL variable based on whether debug mode is enabled or not.
+	 *
+	 * @param array $settings_array
+	 */
+	public function set_settings($settings_array)
+	{
+		parent::set_settings($settings_array);
+		// Redirect URL.
+		$this->_base_gateway_url = $this->_debug_mode
+			? 'https://api-3t.sandbox.paypal.com/nvp'
+			: 'https://api-3t.paypal.com/nvp';
+	}
+
+
+
+	/**
+	 * @param EEI_Payment $payment
+	 * @param array       $billing_info
+	 * @param string      $return_url
+	 * @param string      $notify_url
+	 * @param string      $cancel_url
+	 * @return \EE_Payment|\EEI_Payment
+	 * @throws \EE_Error
+	 */
+	public function set_redirection_info(
+		$payment,
+		$billing_info = array(),
+		$return_url = null,
+		$notify_url = null,
+		$cancel_url = null
+	) {
+		if (! $payment instanceof EEI_Payment) {
+			$payment->set_gateway_response(
+				esc_html__(
+					'Error. No associated payment was found.',
+					'event_espresso'
+				)
+			);
+			$payment->set_status($this->_pay_model->failed_status());
+			return $payment;
+		}
+		$transaction = $payment->transaction();
+		if (! $transaction instanceof EEI_Transaction) {
+			$payment->set_gateway_response(
+				esc_html__(
+					'Could not process this payment because it has no associated transaction.',
+					'event_espresso'
+				)
+			);
+			$payment->set_status($this->_pay_model->failed_status());
+			return $payment;
+		}
+		$gateway_formatter = $this->_get_gateway_formatter();
+		$order_description = mb_strcut($gateway_formatter->formatOrderDescription($payment), 0, 127);
+		$primary_registration = $transaction->primary_registration();
+		$primary_attendee = $primary_registration instanceof EE_Registration
+			? $primary_registration->attendee()
+			: false;
+		$locale = explode('-', get_bloginfo('language'));
+		// Gather request parameters.
+		$token_request_dtls = array(
+			'METHOD'                         => 'SetExpressCheckout',
+			'PAYMENTREQUEST_0_AMT'           => $payment->amount(),
+			'PAYMENTREQUEST_0_CURRENCYCODE'  => $payment->currency_code(),
+			'PAYMENTREQUEST_0_DESC'          => $order_description,
+			'RETURNURL'                      => $return_url,
+			'CANCELURL'                      => $cancel_url,
+			'PAYMENTREQUEST_0_PAYMENTACTION' => 'Sale',
+			// Buyer does not need to create a PayPal account to check out.
+			// This is referred to as PayPal Account Optional.
+			'SOLUTIONTYPE'                   => 'Sole',
+			// EE will blow up if you change this
+			'BUTTONSOURCE'                   => 'EventEspresso_SP',
+			// Locale of the pages displayed by PayPal during Express Checkout.
+			'LOCALECODE'                     => $locale[1]
+		);
+		// Show itemized list.
+		$itemized_list = $this->itemize_list($payment, $transaction);
+		$token_request_dtls = array_merge($token_request_dtls, $itemized_list);
+		// Automatically filling out shipping and contact information.
+		if ($this->_request_shipping_addr && $primary_attendee instanceof EEI_Attendee) {
+			// If you do not pass the shipping address, PayPal obtains it from the buyer's account profile.
+			$token_request_dtls['NOSHIPPING'] = '2';
+			$token_request_dtls['PAYMENTREQUEST_0_SHIPTOSTREET'] = $primary_attendee->address();
+			$token_request_dtls['PAYMENTREQUEST_0_SHIPTOSTREET2'] = $primary_attendee->address2();
+			$token_request_dtls['PAYMENTREQUEST_0_SHIPTOCITY'] = $primary_attendee->city();
+			$token_request_dtls['PAYMENTREQUEST_0_SHIPTOSTATE'] = $primary_attendee->state_abbrev();
+			$token_request_dtls['PAYMENTREQUEST_0_SHIPTOCOUNTRYCODE'] = $primary_attendee->country_ID();
+			$token_request_dtls['PAYMENTREQUEST_0_SHIPTOZIP'] = $primary_attendee->zip();
+			$token_request_dtls['PAYMENTREQUEST_0_EMAIL'] = $primary_attendee->email();
+			$token_request_dtls['PAYMENTREQUEST_0_SHIPTOPHONENUM'] = $primary_attendee->phone();
+		} elseif (! $this->_request_shipping_addr) {
+			// Do not request shipping details on the PP Checkout page.
+			$token_request_dtls['NOSHIPPING'] = '1';
+			$token_request_dtls['REQCONFIRMSHIPPING'] = '0';
+		}
+		// Used a business/personal logo on the PayPal page.
+		if (! empty($this->_image_url)) {
+			$token_request_dtls['LOGOIMG'] = $this->_image_url;
+		}
+		$token_request_dtls = apply_filters(
+			'FHEE__EEG_Paypal_Express__set_redirection_info__arguments',
+			$token_request_dtls,
+			$this
+		);
+		// Request PayPal token.
+		$token_request_response = $this->_ppExpress_request($token_request_dtls, 'Payment Token', $payment);
+		$token_rstatus = $this->_ppExpress_check_response($token_request_response);
+		$response_args = (isset($token_rstatus['args']) && is_array($token_rstatus['args']))
+			? $token_rstatus['args']
+			: array();
+		if ($token_rstatus['status']) {
+			// We got the Token so we may continue with the payment and redirect the client.
+			$payment->set_details($response_args);
+			$gateway_url = $this->_debug_mode ? 'https://www.sandbox.paypal.com' : 'https://www.paypal.com';
+			$payment->set_redirect_url(
+				$gateway_url
+				. '/checkoutnow?useraction=commit&cmd=_express-checkout&token='
+				. $response_args['TOKEN']
+			);
+		} else {
+			if (isset($response_args['L_ERRORCODE'])) {
+				$payment->set_gateway_response($response_args['L_ERRORCODE'] . '; ' . $response_args['L_SHORTMESSAGE']);
+			} else {
+				$payment->set_gateway_response(
+					esc_html__(
+						'Error occurred while trying to setup the Express Checkout.',
+						'event_espresso'
+					)
+				);
+			}
+			$payment->set_details($response_args);
+			$payment->set_status($this->_pay_model->failed_status());
+		}
+		return $payment;
+	}
+
+
+
+	/**
+	 * @param array           $update_info {
+	 * @type string           $gateway_txn_id
+	 * @type string status an EEMI_Payment status
+	 *                                     }
+	 * @param EEI_Transaction $transaction
+	 * @return EEI_Payment
+	 */
+	public function handle_payment_update($update_info, $transaction)
+	{
+		$payment = $transaction instanceof EEI_Transaction ? $transaction->last_payment() : null;
+		if ($payment instanceof EEI_Payment) {
+			$this->log(array('Return from Authorization' => $update_info), $payment);
+			$transaction = $payment->transaction();
+			if (! $transaction instanceof EEI_Transaction) {
+				$payment->set_gateway_response(
+					esc_html__(
+						'Could not process this payment because it has no associated transaction.',
+						'event_espresso'
+					)
+				);
+				$payment->set_status($this->_pay_model->failed_status());
+				return $payment;
+			}
+			$primary_registrant = $transaction->primary_registration();
+			$payment_details = $payment->details();
+			// Check if we still have the token.
+			if (! isset($payment_details['TOKEN']) || empty($payment_details['TOKEN'])) {
+				$payment->set_status($this->_pay_model->failed_status());
+				return $payment;
+			}
+			$cdetails_request_dtls = array(
+				'METHOD' => 'GetExpressCheckoutDetails',
+				'TOKEN'  => $payment_details['TOKEN'],
+			);
+			// Request Customer Details.
+			$cdetails_request_response = $this->_ppExpress_request(
+				$cdetails_request_dtls,
+				'Customer Details',
+				$payment
+			);
+			$cdetails_rstatus = $this->_ppExpress_check_response($cdetails_request_response);
+			$cdata_response_args = (isset($cdetails_rstatus['args']) && is_array($cdetails_rstatus['args']))
+				? $cdetails_rstatus['args']
+				: array();
+			if ($cdetails_rstatus['status']) {
+				// We got the PayerID so now we can Complete the transaction.
+				$docheckout_request_dtls = array(
+					'METHOD'                         => 'DoExpressCheckoutPayment',
+					'PAYERID'                        => $cdata_response_args['PAYERID'],
+					'TOKEN'                          => $payment_details['TOKEN'],
+					'PAYMENTREQUEST_0_PAYMENTACTION' => 'Sale',
+					'PAYMENTREQUEST_0_AMT'           => $payment->amount(),
+					'PAYMENTREQUEST_0_CURRENCYCODE'  => $payment->currency_code(),
+					// EE will blow up if you change this
+					'BUTTONSOURCE'                   => 'EventEspresso_SP',
+				);
+				 // Include itemized list.
+				$itemized_list = $this->itemize_list(
+					$payment,
+					$transaction,
+					$cdata_response_args
+				);
+				$docheckout_request_dtls = array_merge($docheckout_request_dtls, $itemized_list);
+				// Payment Checkout/Capture.
+				$docheckout_request_response = $this->_ppExpress_request(
+					$docheckout_request_dtls,
+					'Do Payment',
+					$payment
+				);
+				$docheckout_rstatus = $this->_ppExpress_check_response($docheckout_request_response);
+				$docheckout_response_args = (isset($docheckout_rstatus['args']) && is_array($docheckout_rstatus['args']))
+					? $docheckout_rstatus['args']
+					: array();
+				if ($docheckout_rstatus['status']) {
+					// All is well, payment approved.
+					$primary_registration_code = $primary_registrant instanceof EE_Registration ?
+						$primary_registrant->reg_code()
+						: '';
+					$payment->set_extra_accntng($primary_registration_code);
+					$payment->set_amount(isset($docheckout_response_args['PAYMENTINFO_0_AMT'])
+						? (float) $docheckout_response_args['PAYMENTINFO_0_AMT']
+						: 0);
+					$payment->set_txn_id_chq_nmbr(isset($docheckout_response_args['PAYMENTINFO_0_TRANSACTIONID'])
+						? $docheckout_response_args['PAYMENTINFO_0_TRANSACTIONID']
+						: null);
+					$payment->set_details($cdata_response_args);
+					$payment->set_gateway_response(isset($docheckout_response_args['PAYMENTINFO_0_ACK'])
+						? $docheckout_response_args['PAYMENTINFO_0_ACK']
+						: '');
+					$payment->set_status($this->_pay_model->approved_status());
+				} else {
+					if (isset($docheckout_response_args['L_ERRORCODE'])) {
+						$payment->set_gateway_response(
+							$docheckout_response_args['L_ERRORCODE']
+							. '; '
+							. $docheckout_response_args['L_SHORTMESSAGE']
+						);
+					} else {
+						$payment->set_gateway_response(
+							esc_html__(
+								'Error occurred while trying to Capture the funds.',
+								'event_espresso'
+							)
+						);
+					}
+					$payment->set_details($docheckout_response_args);
+					$payment->set_status($this->_pay_model->declined_status());
+				}
+			} else {
+				if (isset($cdata_response_args['L_ERRORCODE'])) {
+					$payment->set_gateway_response(
+						$cdata_response_args['L_ERRORCODE']
+						. '; '
+						. $cdata_response_args['L_SHORTMESSAGE']
+					);
+				} else {
+					$payment->set_gateway_response(
+						esc_html__(
+							'Error occurred while trying to get payment Details from PayPal.',
+							'event_espresso'
+						)
+					);
+				}
+				$payment->set_details($cdata_response_args);
+				$payment->set_status($this->_pay_model->failed_status());
+			}
+		} else {
+			$payment->set_gateway_response(
+				esc_html__(
+					'Error occurred while trying to process the payment.',
+					'event_espresso'
+				)
+			);
+			$payment->set_status($this->_pay_model->failed_status());
+		}
+		return $payment;
+	}
+
+
+
+	/**
+	 *  Make a list of items that are in the giver transaction.
+	 *
+	 * @param EEI_Payment     $payment
+	 * @param EEI_Transaction $transaction
+	 * @param array           $request_response_args Data from a previous communication with PP.
+	 * @return array
+	 */
+	public function itemize_list(EEI_Payment $payment, EEI_Transaction $transaction, $request_response_args = array())
+	{
+		$itemized_list = array();
+		$gateway_formatter = $this->_get_gateway_formatter();
+		// If we have data from a previous communication with PP (on this transaction) we may use that for our list...
+		if (! empty($request_response_args)
+			&& array_key_exists('L_PAYMENTREQUEST_0_AMT0', $request_response_args)
+			&& array_key_exists('PAYMENTREQUEST_0_ITEMAMT', $request_response_args)
+		) {
+			foreach ($request_response_args as $arg_key => $arg_val) {
+				if (strpos($arg_key, 'PAYMENTREQUEST_') !== false
+					&& strpos($arg_key, 'NOTIFYURL') === false
+				) {
+					$itemized_list[ $arg_key ] = $arg_val;
+				}
+			}
+			// If we got only a few Items then something is not right.
+			if (count($itemized_list) > 2) {
+				return $itemized_list;
+			} else {
+				if (WP_DEBUG) {
+					throw new EE_Error(
+						sprintf(
+							esc_html__(
+								// @codingStandardsIgnoreStart
+								'Unable to continue with the checkout because a proper purchase list could not be generated. The purchased list we could have sent was %1$s',
+								// @codingStandardsIgnoreEnd
+								'event_espresso'
+							),
+							wp_json_encode($itemized_list)
+						)
+					);
+				}
+				// Reset the list and log an error, maybe allow to try and generate a new list (below).
+				$itemized_list = array();
+				$this->log(
+					array(
+						esc_html__(
+							'Could not generate a proper item list with:',
+							'event_espresso'
+						) => $request_response_args
+					),
+					$payment
+				);
+			}
+		}
+		// ...otherwise we generate a new list for this transaction.
+		if ($this->_money->compare_floats($payment->amount(), $transaction->total(), '==')) {
+			$item_num = 0;
+			$itemized_sum = 0;
+			$total_line_items = $transaction->total_line_item();
+			// Go through each item in the list.
+			foreach ($total_line_items->get_items() as $line_item) {
+				if ($line_item instanceof EE_Line_Item) {
+					// PayPal doesn't like line items with 0.00 amount, so we may skip those.
+					if (EEH_Money::compare_floats($line_item->total(), '0.00', '==')) {
+						continue;
+					}
+					$unit_price = $line_item->unit_price();
+					$line_item_quantity = $line_item->quantity();
+					// This is a discount.
+					if ($line_item->is_percent()) {
+						$unit_price = $line_item->total();
+						$line_item_quantity = 1;
+					}
+					// Item Name.
+					$itemized_list[ 'L_PAYMENTREQUEST_0_NAME' . $item_num ] = mb_strcut(
+						$gateway_formatter->formatLineItemName($line_item, $payment),
+						0,
+						127
+					);
+					// Item description.
+					$itemized_list[ 'L_PAYMENTREQUEST_0_DESC' . $item_num ] = mb_strcut(
+						$gateway_formatter->formatLineItemDesc($line_item, $payment),
+						0,
+						127
+					);
+					// Cost of individual item.
+					$itemized_list[ 'L_PAYMENTREQUEST_0_AMT' . $item_num ] = $gateway_formatter->formatCurrency($unit_price);
+					// Item Number.
+					$itemized_list[ 'L_PAYMENTREQUEST_0_NUMBER' . $item_num ] = $item_num + 1;
+					// Item quantity.
+					$itemized_list[ 'L_PAYMENTREQUEST_0_QTY' . $item_num ] = $line_item_quantity;
+					// Digital item is sold.
+					$itemized_list[ 'L_PAYMENTREQUEST_0_ITEMCATEGORY' . $item_num ] = 'Physical';
+					$itemized_sum += $line_item->total();
+					++$item_num;
+				}
+			}
+			// Item's sales S/H and tax amount.
+			$itemized_list['PAYMENTREQUEST_0_ITEMAMT'] = $total_line_items->get_items_total();
+			$itemized_list['PAYMENTREQUEST_0_TAXAMT'] = $total_line_items->get_total_tax();
+			$itemized_list['PAYMENTREQUEST_0_SHIPPINGAMT'] = '0';
+			$itemized_list['PAYMENTREQUEST_0_HANDLINGAMT'] = '0';
+			$itemized_sum_diff_from_txn_total = round(
+				$transaction->total() - $itemized_sum - $total_line_items->get_total_tax(),
+				2
+			);
+			// If we were not able to recognize some item like promotion, surcharge or cancellation,
+			// add the difference as an extra line item.
+			if ($this->_money->compare_floats($itemized_sum_diff_from_txn_total, 0, '!=')) {
+				// Item Name.
+				$itemized_list[ 'L_PAYMENTREQUEST_0_NAME' . $item_num ] = mb_strcut(
+					esc_html__(
+						'Other (promotion/surcharge/cancellation)',
+						'event_espresso'
+					),
+					0,
+					127
+				);
+				// Item description.
+				$itemized_list[ 'L_PAYMENTREQUEST_0_DESC' . $item_num ] = '';
+				// Cost of individual item.
+				$itemized_list[ 'L_PAYMENTREQUEST_0_AMT' . $item_num ] = $gateway_formatter->formatCurrency(
+					$itemized_sum_diff_from_txn_total
+				);
+				// Item Number.
+				$itemized_list[ 'L_PAYMENTREQUEST_0_NUMBER' . $item_num ] = $item_num + 1;
+				// Item quantity.
+				$itemized_list[ 'L_PAYMENTREQUEST_0_QTY' . $item_num ] = 1;
+				// Digital item is sold.
+				$itemized_list[ 'L_PAYMENTREQUEST_0_ITEMCATEGORY' . $item_num ] = 'Physical';
+				$item_num++;
+			}
+		} else {
+			// Just one Item.
+			// Item Name.
+			$itemized_list['L_PAYMENTREQUEST_0_NAME0'] = mb_strcut(
+				$gateway_formatter->formatPartialPaymentLineItemName($payment),
+				0,
+				127
+			);
+			// Item description.
+			$itemized_list['L_PAYMENTREQUEST_0_DESC0'] = mb_strcut(
+				$gateway_formatter->formatPartialPaymentLineItemDesc($payment),
+				0,
+				127
+			);
+			// Cost of individual item.
+			$itemized_list['L_PAYMENTREQUEST_0_AMT0'] = $gateway_formatter->formatCurrency($payment->amount());
+			// Item Number.
+			$itemized_list['L_PAYMENTREQUEST_0_NUMBER0'] = 1;
+			// Item quantity.
+			$itemized_list['L_PAYMENTREQUEST_0_QTY0'] = 1;
+			// Digital item is sold.
+			$itemized_list['L_PAYMENTREQUEST_0_ITEMCATEGORY0'] = 'Physical';
+			// Item's sales S/H and tax amount.
+			$itemized_list['PAYMENTREQUEST_0_ITEMAMT'] = $gateway_formatter->formatCurrency($payment->amount());
+			$itemized_list['PAYMENTREQUEST_0_TAXAMT'] = '0';
+			$itemized_list['PAYMENTREQUEST_0_SHIPPINGAMT'] = '0';
+			$itemized_list['PAYMENTREQUEST_0_HANDLINGAMT'] = '0';
+		}
+		return $itemized_list;
+	}
+
+
+
+	/**
+	 *  Make the Express checkout request.
+	 *
+	 * @param array       $request_params
+	 * @param string      $request_text
+	 * @param EEI_Payment $payment
+	 * @return mixed
+	 */
+	public function _ppExpress_request($request_params, $request_text, $payment)
+	{
+		$request_dtls = array(
+			'VERSION'   => '204.0',
+			'USER'      => urlencode($this->_api_username),
+			'PWD'       => urlencode($this->_api_password),
+			'SIGNATURE' => urlencode($this->_api_signature),
+		);
+		$dtls = array_merge($request_dtls, $request_params);
+		$this->_log_clean_request($dtls, $payment, $request_text . ' Request');
+		// Request Customer Details.
+		$request_response = wp_remote_post(
+			$this->_base_gateway_url,
+			array(
+				'method'      => 'POST',
+				'timeout'     => 45,
+				'httpversion' => '1.1',
+				'cookies'     => array(),
+				'headers'     => array(),
+				'body'        => http_build_query($dtls, '', '&'),
+			)
+		);
+		// Log the response.
+		$this->log(array($request_text . ' Response' => $request_response), $payment);
+		return $request_response;
+	}
+
+
+
+	/**
+	 *  Check the response status.
+	 *
+	 * @param mixed $request_response
+	 * @return array
+	 */
+	public function _ppExpress_check_response($request_response)
+	{
+		if (is_wp_error($request_response) || empty($request_response['body'])) {
+			// If we got here then there was an error in this request.
+			return array('status' => false, 'args' => $request_response);
+		}
+		$response_args = array();
+		parse_str(urldecode($request_response['body']), $response_args);
+		if (! isset($response_args['ACK'])) {
+			return array('status' => false, 'args' => $request_response);
+		}
+		if ((
+				isset($response_args['PAYERID'])
+				|| isset($response_args['TOKEN'])
+				|| isset($response_args['PAYMENTINFO_0_TRANSACTIONID'])
+				|| (isset($response_args['PAYMENTSTATUS']) && $response_args['PAYMENTSTATUS'] === 'Completed')
+			)
+			&& in_array($response_args['ACK'], array('Success', 'SuccessWithWarning'), true)
+		) {
+			// Response status OK, return response parameters for further processing.
+			return array('status' => true, 'args' => $response_args);
+		}
+		$errors = $this->_get_errors($response_args);
+		return array('status' => false, 'args' => $errors);
+	}
+
+
+
+	/**
+	 *  Log a "Cleared" request.
+	 *
+	 * @param array       $request
+	 * @param EEI_Payment $payment
+	 * @param string      $info
+	 * @return void
+	 */
+	private function _log_clean_request($request, $payment, $info)
+	{
+		$cleaned_request_data = $request;
+		unset($cleaned_request_data['PWD'], $cleaned_request_data['USER'], $cleaned_request_data['SIGNATURE']);
+		$this->log(array($info => $cleaned_request_data), $payment);
+	}
+
+
+
+	/**
+	 *  Get error from the response data.
+	 *
+	 * @param array $data_array
+	 * @return array
+	 */
+	private function _get_errors($data_array)
+	{
+		$errors = array();
+		$n = 0;
+		while (isset($data_array[ "L_ERRORCODE{$n}" ])) {
+			$l_error_code = isset($data_array[ "L_ERRORCODE{$n}" ])
+				? $data_array[ "L_ERRORCODE{$n}" ]
+				: '';
+			$l_severity_code = isset($data_array[ "L_SEVERITYCODE{$n}" ])
+				? $data_array[ "L_SEVERITYCODE{$n}" ]
+				: '';
+			$l_short_message = isset($data_array[ "L_SHORTMESSAGE{$n}" ])
+				? $data_array[ "L_SHORTMESSAGE{$n}" ]
+				: '';
+			$l_long_message = isset($data_array[ "L_LONGMESSAGE{$n}" ])
+				? $data_array[ "L_LONGMESSAGE{$n}" ]
+				: '';
+			if ($n === 0) {
+				$errors = array(
+					'L_ERRORCODE'    => $l_error_code,
+					'L_SHORTMESSAGE' => $l_short_message,
+					'L_LONGMESSAGE'  => $l_long_message,
+					'L_SEVERITYCODE' => $l_severity_code,
+				);
+			} else {
+				$errors['L_ERRORCODE'] .= ', ' . $l_error_code;
+				$errors['L_SHORTMESSAGE'] .= ', ' . $l_short_message;
+				$errors['L_LONGMESSAGE'] .= ', ' . $l_long_message;
+				$errors['L_SEVERITYCODE'] .= ', ' . $l_severity_code;
+			}
+			$n++;
+		}
+		return $errors;
+	}
 }

caffeinated/payment_methods/Aim/EEG_Aim.gateway.php

Indentation +605 added lines, -605 removed lines

@@ -25,427 +25,427 @@ 
 class EEG_Aim extends EE_Onsite_Gateway
 {
 
-    const LIVE_URL    = 'https://secure2.authorize.net/gateway/transact.dll'; // Authnet URL
-
-    const SANDBOX_URL = 'https://test.authorize.net/gateway/transact.dll';
-
-    protected $_login_id;
-
-    protected $_transaction_key;
-
-    protected $_server;
-
-    protected $_currencies_supported = array(
-        'AUD',
-        'USD',
-        'CAD',
-        'EUR',
-        'GBP',
-        'NZD',
-    );
-
-    /**
-     * Whether to send test transactions (even to live site)
-     *
-     * @var boolean
-     */
-    protected $_test_transactions;
-
-    private $VERIFY_PEER = false;
-
-    private $_x_post_fields = array(
-        "version"        => "3.1",
-        "delim_char"     => ",",
-        "delim_data"     => "TRUE",
-        "relay_response" => "FALSE",
-        "encap_char"     => "|",
-    );
-
-    private $_additional_line_items = array();
-
-    /**
-     * A list of all fields in the AIM API.
-     * Used to warn user if they try to set a field not offered in the API.
-     */
-    private $_all_aim_fields = array(
-        "address",
-        "allow_partial_auth",
-        "amount",
-        "auth_code",
-        "authentication_indicator",
-        "bank_aba_code",
-        "bank_acct_name",
-        "bank_acct_num",
-        "bank_acct_type",
-        "bank_check_number",
-        "bank_name",
-        "card_code",
-        "card_num",
-        "cardholder_authentication_value",
-        "city",
-        "company",
-        "country",
-        "cust_id",
-        "customer_ip",
-        "delim_char",
-        "delim_data",
-        "description",
-        "duplicate_window",
-        "duty",
-        "echeck_type",
-        "email",
-        "email_customer",
-        "encap_char",
-        "exp_date",
-        "fax",
-        "first_name",
-        "footer_email_receipt",
-        "freight",
-        "header_email_receipt",
-        "invoice_num",
-        "last_name",
-        "line_item",
-        "login",
-        "method",
-        "phone",
-        "po_num",
-        "recurring_billing",
-        "relay_response",
-        "ship_to_address",
-        "ship_to_city",
-        "ship_to_company",
-        "ship_to_country",
-        "ship_to_first_name",
-        "ship_to_last_name",
-        "ship_to_state",
-        "ship_to_zip",
-        "split_tender_id",
-        "state",
-        "tax",
-        "tax_exempt",
-        "test_request",
-        "tran_key",
-        "trans_id",
-        "type",
-        "version",
-        "zip",
-        "solution_id",
-        "currency_code"
-    );
-
-
-    /**
-     * Gets the URL where the request should go. This is filterable
-     *
-     * @return string
-     */
-    protected function _get_server_url()
-    {
-        return apply_filters(
-            'FHEE__EEG_Aim___get_server_url',
-            $this->_debug_mode ? self::SANDBOX_URL : self::LIVE_URL,
-            $this
-        );
-    }
-
-
-    /**
-     * TEMPORARY CALLBACK! Do not use
-     * Callback which filters the server url. This is added so site admins can revert to using
-     * the old AIM server in case Akamai service breaks their integration.
-     * Using Akamai will, however, be mandatory on June 30th 2016 Authorize.net
-     * (see http://www.authorize.net/support/akamaifaqs/#firewall?utm_campaign=April%202016%20Technical%20Updates%20for%20Merchants.html&utm_medium=email&utm_source=Eloqua&elqTrackId=46103bdc375c411a979c2f658fc99074&elq=7026706360154fee9b6d588b27d8eb6a&elqaid=506&elqat=1&elqCampaignId=343)
-     * Once that happens, this will be obsolete and WILL BE REMOVED.
-     *
-     * @param string $url
-     * @param EEG_Aim $gateway_object
-     * @return string
-     */
-    public function possibly_use_deprecated_aim_server($url, EEG_Aim $gateway_object)
-    {
-        if ($gateway_object->_server === 'authorize.net' && ! $gateway_object->_debug_mode) {
-            return 'https://secure.authorize.net/gateway/transact.dll';
-        } else {
-            return $url;
-        }
-    }
-
-
-    /**
-     * Asks the gateway to do whatever it does to process the payment. Onsite gateways will
-     * usually send a request directly to the payment provider and update the payment's status based on that;
-     * whereas offsite gateways will usually just update the payment with the URL and query parameters to use
-     * for sending the request via http_remote_request()
-     *
-     * @param EEI_Payment $payment
-     * @param array $billing_info {
-     *  @type $credit_card string
-     *  @type $cvv string
-     *  @type $exp_month string
-     *  @type $exp_year string
-     *  @see parent::do_direct_payment
-     * }
-     * @return EEI_Payment updated
-     */
-    public function do_direct_payment($payment, $billing_info = null)
-    {
-        add_filter('FHEE__EEG_Aim___get_server_url', array($this, 'possibly_use_deprecated_aim_server'), 10, 2);
-        // Enable test mode if needed
-        // 4007000000027  <-- test successful visa
-        // 4222222222222  <-- test failure card number
-
-        $item_num = 1;
-        $transaction = $payment->transaction();
-        $gateway_formatter = $this->_get_gateway_formatter();
-        $order_description = $gateway_formatter->formatOrderDescription($payment);
-        $primary_registrant = $transaction->primary_registration();
-        // if we're are charging for the full amount, show the normal line items
-        // and the itemized total adds up properly
-        if ($this->_can_easily_itemize_transaction_for($payment)) {
-            $total_line_item = $transaction->total_line_item();
-            foreach ($total_line_item->get_items() as $line_item) {
-                if ($line_item->quantity() == 0) {
-                    continue;
-                }
-                $this->addLineItem(
-                    $item_num++,
-                    $gateway_formatter->formatLineItemName($line_item, $payment),
-                    $gateway_formatter->formatLineItemDesc($line_item, $payment),
-                    $line_item->quantity(),
-                    $line_item->unit_price(),
-                    'N'
-                );
-                $order_description .= $line_item->desc().', ';
-            }
-            foreach ($total_line_item->tax_descendants() as $tax_line_item) {
-                $this->addLineItem(
-                    $item_num++,
-                    $tax_line_item->name(),
-                    $tax_line_item->desc(),
-                    1,
-                    $tax_line_item->total(),
-                    'N'
-                );
-            }
-        }
-
-        // start transaction
-        // if in debug mode, use authorize.net's sandbox id; otherwise use the Event Espresso partner id
-        $partner_id = $this->_debug_mode ? 'AAA100302' : 'AAA105363';
-        $this->setField('solution_id', $partner_id);
-        $this->setField('amount', $gateway_formatter->formatCurrency($payment->amount()));
-        $this->setField('description', substr(rtrim($order_description, ', '), 0, 255));
-        $this->_set_sensitive_billing_data($billing_info);
-        $this->setField('first_name', $billing_info['first_name']);
-        $this->setField('last_name', $billing_info['last_name']);
-        $this->setField('email', $billing_info['email']);
-        $this->setField('company', $billing_info['company']);
-        $this->setField('address', $billing_info['address'].' '.$billing_info['address2']);
-        $this->setField('city', $billing_info['city']);
-        $this->setField('state', $billing_info['state']);
-        $this->setField('country', $billing_info['country']);
-        $this->setField('zip', $billing_info['zip']);
-        $this->setField('fax', $billing_info['fax']);
-        $this->setField('cust_id', $primary_registrant->ID());
-        $this->setField('phone', $billing_info['phone']);
-        $currency_config = LoaderFactory::getLoader()->load('EE_Currency_Config');
-        $this->setField('currency_code', $currency_config->code);
-        // invoice_num would be nice to have it be unique per SPCO page-load, that way if users
-        // press back, they don't submit a duplicate. However, we may be keeping the user on teh same spco page
-        // in which case, we need to generate teh invoice num per request right here...
-        $this->setField('invoice_num', wp_generate_password(12, false));// $billing_info['_reg-page-billing-invoice-'.$this->_gateway_name]['value']);
-        // tell AIM that any duplicates sent in the next 5 minutes are to be ignored
-        $this->setField('duplicate_window', 5 * MINUTE_IN_SECONDS);
-
-        if ($this->_test_transactions) {
-            $this->test_request = "true";
-        }
-
-        // Capture response
-        $this->type = "AUTH_CAPTURE";
-        $response = $this->_sendRequest($payment);
-        if (! empty($response)) {
-            if ($response->error_message) {
-                $payment->set_status($this->_pay_model->failed_status());
-                $payment->set_gateway_response($response->error_message);
-            } else {
-                $payment_status = $response->approved
-                    ? $this->_pay_model->approved_status()
-                    : $this->_pay_model->declined_status();
-                $payment->set_status($payment_status);
-                // make sure we interpret the AMT as a float, not an international string (where periods are thousand separators)
-                $payment->set_amount((float) $response->amount);
-                $payment->set_gateway_response(
-                    sprintf(
-                        esc_html__('%1$s (Reason Code: %2$s)', 'event_espresso'),
-                        $response->response_reason_text,
-                        $response->response_reason_code
-                    )
-                );
-                if ($this->_debug_mode) {
-                    $txn_id = $response->invoice_number;
-                } else {
-                    $txn_id = $response->transaction_id;
-                }
-                $payment->set_txn_id_chq_nmbr($txn_id);
-            }
-            $payment->set_extra_accntng($primary_registrant->reg_code());
-            $payment->set_details(print_r($response, true));
-        } else {
-            $payment->set_status($this->_pay_model->failed_status());
-            $payment->set_gateway_response(__("There was no response from Authorize.net", 'event_espresso'));
-            $payment->set_details(print_r($response, true));
-        }
-        return $payment;
-    }
-
-
-    /**
-     * Sets billing data for the upcoming request to AIM that is considered sensitive;
-     * also this method can be overridden by children classes to easily change
-     * what billing data gets sent
-     *
-     * @param array $billing_info
-     */
-    protected function _set_sensitive_billing_data($billing_info)
-    {
-        $this->setField('card_num', $billing_info['credit_card']);
-        $this->setField('exp_date', $billing_info['exp_month'] . $billing_info['exp_year']);
-        $this->setField('card_code', $billing_info['cvv']);
-    }
-
-
-    /**
-     * Add a line item.
-     *
-     * @param string $item_id
-     * @param string $item_name
-     * @param string $item_description
-     * @param string $item_quantity
-     * @param string $item_unit_price
-     * @param string $item_taxable
-     */
-    public function addLineItem($item_id, $item_name, $item_description, $item_quantity, $item_unit_price, $item_taxable)
-    {
-        $args = array(
-            substr($item_id, 0, 31),
-            substr($item_name, 0, 31),
-            substr($item_description, 0, 255),
-            number_format(abs($item_quantity), 2, '.', ''),
-            number_format(abs($item_unit_price), 2, '.', ''),
-            $item_taxable === 'N' ? 'N' : 'Y'
-        );
-        $this->_additional_line_items[] = implode('<|>', $args);
-    }
-
-
-    /**
-     * Set an individual name/value pair. This will append x_ to the name
-     * before posting.
-     *
-     * @param string $name
-     * @param string $value
-     * @throws AuthorizeNetException
-     */
-    protected function setField($name, $value)
-    {
-        if (in_array($name, $this->_all_aim_fields)) {
-            $this->_x_post_fields[ $name ] = $value;
-        } else {
-            throw new AuthorizeNetException("Error: no field $name exists in the AIM API.
+	const LIVE_URL    = 'https://secure2.authorize.net/gateway/transact.dll'; // Authnet URL
+
+	const SANDBOX_URL = 'https://test.authorize.net/gateway/transact.dll';
+
+	protected $_login_id;
+
+	protected $_transaction_key;
+
+	protected $_server;
+
+	protected $_currencies_supported = array(
+		'AUD',
+		'USD',
+		'CAD',
+		'EUR',
+		'GBP',
+		'NZD',
+	);
+
+	/**
+	 * Whether to send test transactions (even to live site)
+	 *
+	 * @var boolean
+	 */
+	protected $_test_transactions;
+
+	private $VERIFY_PEER = false;
+
+	private $_x_post_fields = array(
+		"version"        => "3.1",
+		"delim_char"     => ",",
+		"delim_data"     => "TRUE",
+		"relay_response" => "FALSE",
+		"encap_char"     => "|",
+	);
+
+	private $_additional_line_items = array();
+
+	/**
+	 * A list of all fields in the AIM API.
+	 * Used to warn user if they try to set a field not offered in the API.
+	 */
+	private $_all_aim_fields = array(
+		"address",
+		"allow_partial_auth",
+		"amount",
+		"auth_code",
+		"authentication_indicator",
+		"bank_aba_code",
+		"bank_acct_name",
+		"bank_acct_num",
+		"bank_acct_type",
+		"bank_check_number",
+		"bank_name",
+		"card_code",
+		"card_num",
+		"cardholder_authentication_value",
+		"city",
+		"company",
+		"country",
+		"cust_id",
+		"customer_ip",
+		"delim_char",
+		"delim_data",
+		"description",
+		"duplicate_window",
+		"duty",
+		"echeck_type",
+		"email",
+		"email_customer",
+		"encap_char",
+		"exp_date",
+		"fax",
+		"first_name",
+		"footer_email_receipt",
+		"freight",
+		"header_email_receipt",
+		"invoice_num",
+		"last_name",
+		"line_item",
+		"login",
+		"method",
+		"phone",
+		"po_num",
+		"recurring_billing",
+		"relay_response",
+		"ship_to_address",
+		"ship_to_city",
+		"ship_to_company",
+		"ship_to_country",
+		"ship_to_first_name",
+		"ship_to_last_name",
+		"ship_to_state",
+		"ship_to_zip",
+		"split_tender_id",
+		"state",
+		"tax",
+		"tax_exempt",
+		"test_request",
+		"tran_key",
+		"trans_id",
+		"type",
+		"version",
+		"zip",
+		"solution_id",
+		"currency_code"
+	);
+
+
+	/**
+	 * Gets the URL where the request should go. This is filterable
+	 *
+	 * @return string
+	 */
+	protected function _get_server_url()
+	{
+		return apply_filters(
+			'FHEE__EEG_Aim___get_server_url',
+			$this->_debug_mode ? self::SANDBOX_URL : self::LIVE_URL,
+			$this
+		);
+	}
+
+
+	/**
+	 * TEMPORARY CALLBACK! Do not use
+	 * Callback which filters the server url. This is added so site admins can revert to using
+	 * the old AIM server in case Akamai service breaks their integration.
+	 * Using Akamai will, however, be mandatory on June 30th 2016 Authorize.net
+	 * (see http://www.authorize.net/support/akamaifaqs/#firewall?utm_campaign=April%202016%20Technical%20Updates%20for%20Merchants.html&utm_medium=email&utm_source=Eloqua&elqTrackId=46103bdc375c411a979c2f658fc99074&elq=7026706360154fee9b6d588b27d8eb6a&elqaid=506&elqat=1&elqCampaignId=343)
+	 * Once that happens, this will be obsolete and WILL BE REMOVED.
+	 *
+	 * @param string $url
+	 * @param EEG_Aim $gateway_object
+	 * @return string
+	 */
+	public function possibly_use_deprecated_aim_server($url, EEG_Aim $gateway_object)
+	{
+		if ($gateway_object->_server === 'authorize.net' && ! $gateway_object->_debug_mode) {
+			return 'https://secure.authorize.net/gateway/transact.dll';
+		} else {
+			return $url;
+		}
+	}
+
+
+	/**
+	 * Asks the gateway to do whatever it does to process the payment. Onsite gateways will
+	 * usually send a request directly to the payment provider and update the payment's status based on that;
+	 * whereas offsite gateways will usually just update the payment with the URL and query parameters to use
+	 * for sending the request via http_remote_request()
+	 *
+	 * @param EEI_Payment $payment
+	 * @param array $billing_info {
+	 *  @type $credit_card string
+	 *  @type $cvv string
+	 *  @type $exp_month string
+	 *  @type $exp_year string
+	 *  @see parent::do_direct_payment
+	 * }
+	 * @return EEI_Payment updated
+	 */
+	public function do_direct_payment($payment, $billing_info = null)
+	{
+		add_filter('FHEE__EEG_Aim___get_server_url', array($this, 'possibly_use_deprecated_aim_server'), 10, 2);
+		// Enable test mode if needed
+		// 4007000000027  <-- test successful visa
+		// 4222222222222  <-- test failure card number
+
+		$item_num = 1;
+		$transaction = $payment->transaction();
+		$gateway_formatter = $this->_get_gateway_formatter();
+		$order_description = $gateway_formatter->formatOrderDescription($payment);
+		$primary_registrant = $transaction->primary_registration();
+		// if we're are charging for the full amount, show the normal line items
+		// and the itemized total adds up properly
+		if ($this->_can_easily_itemize_transaction_for($payment)) {
+			$total_line_item = $transaction->total_line_item();
+			foreach ($total_line_item->get_items() as $line_item) {
+				if ($line_item->quantity() == 0) {
+					continue;
+				}
+				$this->addLineItem(
+					$item_num++,
+					$gateway_formatter->formatLineItemName($line_item, $payment),
+					$gateway_formatter->formatLineItemDesc($line_item, $payment),
+					$line_item->quantity(),
+					$line_item->unit_price(),
+					'N'
+				);
+				$order_description .= $line_item->desc().', ';
+			}
+			foreach ($total_line_item->tax_descendants() as $tax_line_item) {
+				$this->addLineItem(
+					$item_num++,
+					$tax_line_item->name(),
+					$tax_line_item->desc(),
+					1,
+					$tax_line_item->total(),
+					'N'
+				);
+			}
+		}
+
+		// start transaction
+		// if in debug mode, use authorize.net's sandbox id; otherwise use the Event Espresso partner id
+		$partner_id = $this->_debug_mode ? 'AAA100302' : 'AAA105363';
+		$this->setField('solution_id', $partner_id);
+		$this->setField('amount', $gateway_formatter->formatCurrency($payment->amount()));
+		$this->setField('description', substr(rtrim($order_description, ', '), 0, 255));
+		$this->_set_sensitive_billing_data($billing_info);
+		$this->setField('first_name', $billing_info['first_name']);
+		$this->setField('last_name', $billing_info['last_name']);
+		$this->setField('email', $billing_info['email']);
+		$this->setField('company', $billing_info['company']);
+		$this->setField('address', $billing_info['address'].' '.$billing_info['address2']);
+		$this->setField('city', $billing_info['city']);
+		$this->setField('state', $billing_info['state']);
+		$this->setField('country', $billing_info['country']);
+		$this->setField('zip', $billing_info['zip']);
+		$this->setField('fax', $billing_info['fax']);
+		$this->setField('cust_id', $primary_registrant->ID());
+		$this->setField('phone', $billing_info['phone']);
+		$currency_config = LoaderFactory::getLoader()->load('EE_Currency_Config');
+		$this->setField('currency_code', $currency_config->code);
+		// invoice_num would be nice to have it be unique per SPCO page-load, that way if users
+		// press back, they don't submit a duplicate. However, we may be keeping the user on teh same spco page
+		// in which case, we need to generate teh invoice num per request right here...
+		$this->setField('invoice_num', wp_generate_password(12, false));// $billing_info['_reg-page-billing-invoice-'.$this->_gateway_name]['value']);
+		// tell AIM that any duplicates sent in the next 5 minutes are to be ignored
+		$this->setField('duplicate_window', 5 * MINUTE_IN_SECONDS);
+
+		if ($this->_test_transactions) {
+			$this->test_request = "true";
+		}
+
+		// Capture response
+		$this->type = "AUTH_CAPTURE";
+		$response = $this->_sendRequest($payment);
+		if (! empty($response)) {
+			if ($response->error_message) {
+				$payment->set_status($this->_pay_model->failed_status());
+				$payment->set_gateway_response($response->error_message);
+			} else {
+				$payment_status = $response->approved
+					? $this->_pay_model->approved_status()
+					: $this->_pay_model->declined_status();
+				$payment->set_status($payment_status);
+				// make sure we interpret the AMT as a float, not an international string (where periods are thousand separators)
+				$payment->set_amount((float) $response->amount);
+				$payment->set_gateway_response(
+					sprintf(
+						esc_html__('%1$s (Reason Code: %2$s)', 'event_espresso'),
+						$response->response_reason_text,
+						$response->response_reason_code
+					)
+				);
+				if ($this->_debug_mode) {
+					$txn_id = $response->invoice_number;
+				} else {
+					$txn_id = $response->transaction_id;
+				}
+				$payment->set_txn_id_chq_nmbr($txn_id);
+			}
+			$payment->set_extra_accntng($primary_registrant->reg_code());
+			$payment->set_details(print_r($response, true));
+		} else {
+			$payment->set_status($this->_pay_model->failed_status());
+			$payment->set_gateway_response(__("There was no response from Authorize.net", 'event_espresso'));
+			$payment->set_details(print_r($response, true));
+		}
+		return $payment;
+	}
+
+
+	/**
+	 * Sets billing data for the upcoming request to AIM that is considered sensitive;
+	 * also this method can be overridden by children classes to easily change
+	 * what billing data gets sent
+	 *
+	 * @param array $billing_info
+	 */
+	protected function _set_sensitive_billing_data($billing_info)
+	{
+		$this->setField('card_num', $billing_info['credit_card']);
+		$this->setField('exp_date', $billing_info['exp_month'] . $billing_info['exp_year']);
+		$this->setField('card_code', $billing_info['cvv']);
+	}
+
+
+	/**
+	 * Add a line item.
+	 *
+	 * @param string $item_id
+	 * @param string $item_name
+	 * @param string $item_description
+	 * @param string $item_quantity
+	 * @param string $item_unit_price
+	 * @param string $item_taxable
+	 */
+	public function addLineItem($item_id, $item_name, $item_description, $item_quantity, $item_unit_price, $item_taxable)
+	{
+		$args = array(
+			substr($item_id, 0, 31),
+			substr($item_name, 0, 31),
+			substr($item_description, 0, 255),
+			number_format(abs($item_quantity), 2, '.', ''),
+			number_format(abs($item_unit_price), 2, '.', ''),
+			$item_taxable === 'N' ? 'N' : 'Y'
+		);
+		$this->_additional_line_items[] = implode('<|>', $args);
+	}
+
+
+	/**
+	 * Set an individual name/value pair. This will append x_ to the name
+	 * before posting.
+	 *
+	 * @param string $name
+	 * @param string $value
+	 * @throws AuthorizeNetException
+	 */
+	protected function setField($name, $value)
+	{
+		if (in_array($name, $this->_all_aim_fields)) {
+			$this->_x_post_fields[ $name ] = $value;
+		} else {
+			throw new AuthorizeNetException("Error: no field $name exists in the AIM API.
             To set a custom field use setCustomField('field','value') instead.");
-        }
-    }
-
-
-    /**
-     * Posts the request to AuthorizeNet & returns response.
-     *
-     * @param $payment
-     * @return \EE_AuthorizeNetAIM_Response
-     */
-    private function _sendRequest($payment)
-    {
-        $this->_x_post_fields['login'] = $this->_login_id;
-        $this->_x_post_fields['tran_key'] = $this->_transaction_key;
-        $x_keys = array();
-        foreach ($this->_x_post_fields as $key => $value) {
-            $x_keys[] = "x_$key=" . urlencode($this->_get_unsupported_character_remover()->format($value));
-        }
-        // Add line items
-        foreach ($this->_additional_line_items as $key => $value) {
-            $x_keys[] =  "x_line_item=" . urlencode($this->_get_unsupported_character_remover()->format($value));
-        }
-        $this->_log_clean_request($x_keys, $payment);
-        $post_url = $this->_get_server_url();
-        $curl_request = curl_init($post_url);
-        $post_body = implode("&", $x_keys);
-        curl_setopt($curl_request, CURLOPT_POSTFIELDS, $post_body);
-        curl_setopt($curl_request, CURLOPT_HEADER, 0);
-        curl_setopt($curl_request, CURLOPT_TIMEOUT, 45);
-        curl_setopt($curl_request, CURLOPT_RETURNTRANSFER, 1);
-        curl_setopt($curl_request, CURLOPT_SSL_VERIFYHOST, 2);
-        if ($this->VERIFY_PEER) {
-            curl_setopt($curl_request, CURLOPT_CAINFO, dirname(__DIR__) . '/ssl/cert.pem');
-        } else {
-            curl_setopt($curl_request, CURLOPT_SSL_VERIFYPEER, false);
-        }
-
-        if (preg_match('/xml/', $post_url)) {
-            curl_setopt($curl_request, CURLOPT_HTTPHEADER, array("Content-Type: text/xml"));
-        }
-
-        $response = curl_exec($curl_request);
-
-        curl_close($curl_request);
-        $response_obj =  new EE_AuthorizeNetAIM_Response($response);
-
-        return $this->_log_and_clean_response($response_obj, $payment);
-    }
-
-
-    /**
-     * Logs the clean data only
-     *
-     * @param array $request_array
-     * @param EEI_Payment $payment
-     */
-    protected function _log_clean_request($request_array, $payment)
-    {
-        $keys_to_filter_out = array('x_card_num', 'x_card_code', 'x_exp_date');
-        foreach ($request_array as $index => $keyvaltogether) {
-            foreach ($keys_to_filter_out as $key) {
-                if (strpos($keyvaltogether, $key) === 0) {
-                    // found it at the first character
-                    // so its one of them
-                    unset($request_array[ $index ]);
-                }
-            }
-        }
-        $this->log(
-            array(
-                'AIM Request sent:' => $request_array,
-                'Server URL'        => $this->_get_server_url()
-            ),
-            $payment
-        );
-    }
-
-
-
-    /**
-     * Logs the response and cleans it
-     *
-     * @param EE_AuthorizeNetAIM_Response $response_obj
-     * @param EE_Payment                  $payment
-     * @return \EE_AuthorizeNetAIM_Response
-     */
-    private function _log_and_clean_response($response_obj, $payment)
-    {
-        $response_obj->account_number = '';
-        $this->log(array('AIM Response received:' => (array) $response_obj), $payment);
-        return $response_obj;
-    }
+		}
+	}
+
+
+	/**
+	 * Posts the request to AuthorizeNet & returns response.
+	 *
+	 * @param $payment
+	 * @return \EE_AuthorizeNetAIM_Response
+	 */
+	private function _sendRequest($payment)
+	{
+		$this->_x_post_fields['login'] = $this->_login_id;
+		$this->_x_post_fields['tran_key'] = $this->_transaction_key;
+		$x_keys = array();
+		foreach ($this->_x_post_fields as $key => $value) {
+			$x_keys[] = "x_$key=" . urlencode($this->_get_unsupported_character_remover()->format($value));
+		}
+		// Add line items
+		foreach ($this->_additional_line_items as $key => $value) {
+			$x_keys[] =  "x_line_item=" . urlencode($this->_get_unsupported_character_remover()->format($value));
+		}
+		$this->_log_clean_request($x_keys, $payment);
+		$post_url = $this->_get_server_url();
+		$curl_request = curl_init($post_url);
+		$post_body = implode("&", $x_keys);
+		curl_setopt($curl_request, CURLOPT_POSTFIELDS, $post_body);
+		curl_setopt($curl_request, CURLOPT_HEADER, 0);
+		curl_setopt($curl_request, CURLOPT_TIMEOUT, 45);
+		curl_setopt($curl_request, CURLOPT_RETURNTRANSFER, 1);
+		curl_setopt($curl_request, CURLOPT_SSL_VERIFYHOST, 2);
+		if ($this->VERIFY_PEER) {
+			curl_setopt($curl_request, CURLOPT_CAINFO, dirname(__DIR__) . '/ssl/cert.pem');
+		} else {
+			curl_setopt($curl_request, CURLOPT_SSL_VERIFYPEER, false);
+		}
+
+		if (preg_match('/xml/', $post_url)) {
+			curl_setopt($curl_request, CURLOPT_HTTPHEADER, array("Content-Type: text/xml"));
+		}
+
+		$response = curl_exec($curl_request);
+
+		curl_close($curl_request);
+		$response_obj =  new EE_AuthorizeNetAIM_Response($response);
+
+		return $this->_log_and_clean_response($response_obj, $payment);
+	}
+
+
+	/**
+	 * Logs the clean data only
+	 *
+	 * @param array $request_array
+	 * @param EEI_Payment $payment
+	 */
+	protected function _log_clean_request($request_array, $payment)
+	{
+		$keys_to_filter_out = array('x_card_num', 'x_card_code', 'x_exp_date');
+		foreach ($request_array as $index => $keyvaltogether) {
+			foreach ($keys_to_filter_out as $key) {
+				if (strpos($keyvaltogether, $key) === 0) {
+					// found it at the first character
+					// so its one of them
+					unset($request_array[ $index ]);
+				}
+			}
+		}
+		$this->log(
+			array(
+				'AIM Request sent:' => $request_array,
+				'Server URL'        => $this->_get_server_url()
+			),
+			$payment
+		);
+	}
+
+
+
+	/**
+	 * Logs the response and cleans it
+	 *
+	 * @param EE_AuthorizeNetAIM_Response $response_obj
+	 * @param EE_Payment                  $payment
+	 * @return \EE_AuthorizeNetAIM_Response
+	 */
+	private function _log_and_clean_response($response_obj, $payment)
+	{
+		$response_obj->account_number = '';
+		$this->log(array('AIM Response received:' => (array) $response_obj), $payment);
+		return $response_obj;
+	}
 }
 
 
@@ -461,192 +461,192 @@ 
 class EE_AuthorizeNetAIM_Response
 {
 
-    const APPROVED = '1';
-    const DECLINED = '2';
-    const ERROR = '3';
-    const HELD = '4';
-
-    protected $_x_post_fields = array(
-        "version"        => "3.1",
-        "delim_char"     => ",",
-        "delim_data"     => "TRUE",
-        "relay_response" => "FALSE",
-        "encap_char"     => "|",
-    );
-    public $approved;
-    public $declined;
-    public $error;
-    public $held;
-    public $response_code;
-    public $response_subcode;
-    public $response_reason_code;
-    public $response_reason_text;
-    public $authorization_code;
-    public $avs_response;
-    public $transaction_id;
-    public $invoice_number;
-    public $description;
-    public $amount;
-    public $method;
-    public $transaction_type;
-    public $customer_id;
-    public $first_name;
-    public $last_name;
-    public $company;
-    public $address;
-    public $city;
-    public $state;
-    public $zip_code;
-    public $country;
-    public $phone;
-    public $fax;
-    public $email_address;
-    public $ship_to_first_name;
-    public $ship_to_last_name;
-    public $ship_to_company;
-    public $ship_to_address;
-    public $ship_to_city;
-    public $ship_to_state;
-    public $ship_to_zip_code;
-    public $ship_to_country;
-    public $tax;
-    public $duty;
-    public $freight;
-    public $tax_exempt;
-    public $purchase_order_number;
-    public $md5_hash;
-    public $card_code_response;
-    public $cavv_response; // cardholder_authentication_verification_response
-    public $account_number;
-    public $card_type;
-    public $split_tender_id;
-    public $requested_amount;
-    public $balance_on_card;
-    public $response; // The response string from AuthorizeNet.
-    public $error_message;
-    private $_response_array = array(); // An array with the split response.
-
-
-    /**
-     * Constructor. Parses the AuthorizeNet response string
-     *
-     * @param string $response The response from the AuthNet server.
-     * @var string   $delimiter The delimiter used (default is ",")
-     * @var string   $encap_char The encap_char used (default is "|")
-     * @var array    $custom_fields Any custom fields set in the request.
-     */
-
-    public function __construct($response)
-    {
-        $encap_char = $this->_x_post_fields['encap_char'];
-        $delimiter = $this->_x_post_fields['delim_char'];
-        if ($response) {
-            // Split Array
-            $this->response = $response;
-            if ($encap_char) {
-                $this->_response_array = explode($encap_char . $delimiter . $encap_char, substr($response, 1, -1));
-            } else {
-                $this->_response_array = explode($delimiter, $response);
-            }
-
-            /**
-             * If AuthorizeNet doesn't return a delimited response.
-             */
-            if (count($this->_response_array) < 10) {
-                $this->approved = false;
-                $this->error = true;
-                $this->error_message = sprintf(
-                    esc_html__('Unrecognized response from Authorize.net: %1$s', 'event_espresso'),
-                    esc_html($response)
-                );
-                return;
-            }
-
-
-
-            // Set all fields
-            $this->response_code = $this->_response_array[0];
-            $this->response_subcode = $this->_response_array[1];
-            $this->response_reason_code = $this->_response_array[2];
-            $this->response_reason_text = $this->_response_array[3];
-            $this->authorization_code = $this->_response_array[4];
-            $this->avs_response = $this->_response_array[5];
-            $this->transaction_id = $this->_response_array[6];
-            $this->invoice_number = $this->_response_array[7];
-            $this->description = $this->_response_array[8];
-            $this->amount = $this->_response_array[9];
-            $this->method = $this->_response_array[10];
-            $this->transaction_type = $this->_response_array[11];
-            $this->customer_id = $this->_response_array[12];
-            $this->first_name = $this->_response_array[13];
-            $this->last_name = $this->_response_array[14];
-            $this->company = $this->_response_array[15];
-            $this->address = $this->_response_array[16];
-            $this->city = $this->_response_array[17];
-            $this->state = $this->_response_array[18];
-            $this->zip_code = $this->_response_array[19];
-            $this->country = $this->_response_array[20];
-            $this->phone = $this->_response_array[21];
-            $this->fax = $this->_response_array[22];
-            $this->email_address = $this->_response_array[23];
-            $this->ship_to_first_name = $this->_response_array[24];
-            $this->ship_to_last_name = $this->_response_array[25];
-            $this->ship_to_company = $this->_response_array[26];
-            $this->ship_to_address = $this->_response_array[27];
-            $this->ship_to_city = $this->_response_array[28];
-            $this->ship_to_state = $this->_response_array[29];
-            $this->ship_to_zip_code = $this->_response_array[30];
-            $this->ship_to_country = $this->_response_array[31];
-            $this->tax = $this->_response_array[32];
-            $this->duty = $this->_response_array[33];
-            $this->freight = $this->_response_array[34];
-            $this->tax_exempt = $this->_response_array[35];
-            $this->purchase_order_number = $this->_response_array[36];
-            $this->md5_hash = $this->_response_array[37];
-            $this->card_code_response = $this->_response_array[38];
-            $this->cavv_response = $this->_response_array[39];
-            $this->account_number = $this->_response_array[50];
-            $this->card_type = $this->_response_array[51];
-            $this->split_tender_id = $this->_response_array[52];
-            $this->requested_amount = $this->_response_array[53];
-            $this->balance_on_card = $this->_response_array[54];
-
-            $this->approved = ($this->response_code === self::APPROVED);
-            $this->declined = ($this->response_code === self::DECLINED);
-            $this->error = ($this->response_code === self::ERROR);
-            $this->held = ($this->response_code === self::HELD);
-        } else {
-            $this->approved = false;
-            $this->error = true;
-            $this->error_message = esc_html__(
-                'Error connecting to Authorize.net',
-                'event_espresso'
-            );
-        }
-    }
+	const APPROVED = '1';
+	const DECLINED = '2';
+	const ERROR = '3';
+	const HELD = '4';
+
+	protected $_x_post_fields = array(
+		"version"        => "3.1",
+		"delim_char"     => ",",
+		"delim_data"     => "TRUE",
+		"relay_response" => "FALSE",
+		"encap_char"     => "|",
+	);
+	public $approved;
+	public $declined;
+	public $error;
+	public $held;
+	public $response_code;
+	public $response_subcode;
+	public $response_reason_code;
+	public $response_reason_text;
+	public $authorization_code;
+	public $avs_response;
+	public $transaction_id;
+	public $invoice_number;
+	public $description;
+	public $amount;
+	public $method;
+	public $transaction_type;
+	public $customer_id;
+	public $first_name;
+	public $last_name;
+	public $company;
+	public $address;
+	public $city;
+	public $state;
+	public $zip_code;
+	public $country;
+	public $phone;
+	public $fax;
+	public $email_address;
+	public $ship_to_first_name;
+	public $ship_to_last_name;
+	public $ship_to_company;
+	public $ship_to_address;
+	public $ship_to_city;
+	public $ship_to_state;
+	public $ship_to_zip_code;
+	public $ship_to_country;
+	public $tax;
+	public $duty;
+	public $freight;
+	public $tax_exempt;
+	public $purchase_order_number;
+	public $md5_hash;
+	public $card_code_response;
+	public $cavv_response; // cardholder_authentication_verification_response
+	public $account_number;
+	public $card_type;
+	public $split_tender_id;
+	public $requested_amount;
+	public $balance_on_card;
+	public $response; // The response string from AuthorizeNet.
+	public $error_message;
+	private $_response_array = array(); // An array with the split response.
+
+
+	/**
+	 * Constructor. Parses the AuthorizeNet response string
+	 *
+	 * @param string $response The response from the AuthNet server.
+	 * @var string   $delimiter The delimiter used (default is ",")
+	 * @var string   $encap_char The encap_char used (default is "|")
+	 * @var array    $custom_fields Any custom fields set in the request.
+	 */
+
+	public function __construct($response)
+	{
+		$encap_char = $this->_x_post_fields['encap_char'];
+		$delimiter = $this->_x_post_fields['delim_char'];
+		if ($response) {
+			// Split Array
+			$this->response = $response;
+			if ($encap_char) {
+				$this->_response_array = explode($encap_char . $delimiter . $encap_char, substr($response, 1, -1));
+			} else {
+				$this->_response_array = explode($delimiter, $response);
+			}
+
+			/**
+			 * If AuthorizeNet doesn't return a delimited response.
+			 */
+			if (count($this->_response_array) < 10) {
+				$this->approved = false;
+				$this->error = true;
+				$this->error_message = sprintf(
+					esc_html__('Unrecognized response from Authorize.net: %1$s', 'event_espresso'),
+					esc_html($response)
+				);
+				return;
+			}
+
+
+
+			// Set all fields
+			$this->response_code = $this->_response_array[0];
+			$this->response_subcode = $this->_response_array[1];
+			$this->response_reason_code = $this->_response_array[2];
+			$this->response_reason_text = $this->_response_array[3];
+			$this->authorization_code = $this->_response_array[4];
+			$this->avs_response = $this->_response_array[5];
+			$this->transaction_id = $this->_response_array[6];
+			$this->invoice_number = $this->_response_array[7];
+			$this->description = $this->_response_array[8];
+			$this->amount = $this->_response_array[9];
+			$this->method = $this->_response_array[10];
+			$this->transaction_type = $this->_response_array[11];
+			$this->customer_id = $this->_response_array[12];
+			$this->first_name = $this->_response_array[13];
+			$this->last_name = $this->_response_array[14];
+			$this->company = $this->_response_array[15];
+			$this->address = $this->_response_array[16];
+			$this->city = $this->_response_array[17];
+			$this->state = $this->_response_array[18];
+			$this->zip_code = $this->_response_array[19];
+			$this->country = $this->_response_array[20];
+			$this->phone = $this->_response_array[21];
+			$this->fax = $this->_response_array[22];
+			$this->email_address = $this->_response_array[23];
+			$this->ship_to_first_name = $this->_response_array[24];
+			$this->ship_to_last_name = $this->_response_array[25];
+			$this->ship_to_company = $this->_response_array[26];
+			$this->ship_to_address = $this->_response_array[27];
+			$this->ship_to_city = $this->_response_array[28];
+			$this->ship_to_state = $this->_response_array[29];
+			$this->ship_to_zip_code = $this->_response_array[30];
+			$this->ship_to_country = $this->_response_array[31];
+			$this->tax = $this->_response_array[32];
+			$this->duty = $this->_response_array[33];
+			$this->freight = $this->_response_array[34];
+			$this->tax_exempt = $this->_response_array[35];
+			$this->purchase_order_number = $this->_response_array[36];
+			$this->md5_hash = $this->_response_array[37];
+			$this->card_code_response = $this->_response_array[38];
+			$this->cavv_response = $this->_response_array[39];
+			$this->account_number = $this->_response_array[50];
+			$this->card_type = $this->_response_array[51];
+			$this->split_tender_id = $this->_response_array[52];
+			$this->requested_amount = $this->_response_array[53];
+			$this->balance_on_card = $this->_response_array[54];
+
+			$this->approved = ($this->response_code === self::APPROVED);
+			$this->declined = ($this->response_code === self::DECLINED);
+			$this->error = ($this->response_code === self::ERROR);
+			$this->held = ($this->response_code === self::HELD);
+		} else {
+			$this->approved = false;
+			$this->error = true;
+			$this->error_message = esc_html__(
+				'Error connecting to Authorize.net',
+				'event_espresso'
+			);
+		}
+	}
 }
 
 if (! class_exists('AuthorizeNetException')) {
-    /**
-     * Class AuthorizeNetException
-     *
-     * @package    AuthorizeNet
-     */
-    class AuthorizeNetException extends Exception
-    {
-
-        /**
-         * Construct the exception. Note: The message is NOT binary safe.
-         *
-         * @link http://php.net/manual/en/exception.construct.php
-         * @param string $message [optional] The Exception message to throw.
-         * @param int $code [optional] The Exception code.
-         * @param Exception $previous [optional] The previous exception used for the exception chaining. Since 5.3.0
-         * @since 5.1.0
-         */
-        public function __construct($message = "", $code = 0, Exception $previous = null)
-        {
-            parent::__construct($message, $code, $previous);
-        }
-    }
+	/**
+	 * Class AuthorizeNetException
+	 *
+	 * @package    AuthorizeNet
+	 */
+	class AuthorizeNetException extends Exception
+	{
+
+		/**
+		 * Construct the exception. Note: The message is NOT binary safe.
+		 *
+		 * @link http://php.net/manual/en/exception.construct.php
+		 * @param string $message [optional] The Exception message to throw.
+		 * @param int $code [optional] The Exception code.
+		 * @param Exception $previous [optional] The previous exception used for the exception chaining. Since 5.3.0
+		 * @since 5.1.0
+		 */
+		public function __construct($message = "", $code = 0, Exception $previous = null)
+		{
+			parent::__construct($message, $code, $previous);
+		}
+	}
 }

core/services/loaders/CachingLoader.php

Indentation +154 added lines, -154 removed lines

@@ -17,158 +17,158 @@
 class CachingLoader extends CachingLoaderDecorator
 {
 
-    /**
-     * @var string $identifier
-     */
-    protected $identifier;
-
-    /**
-     * @var CollectionInterface $cache
-     */
-    protected $cache;
-
-    /**
-     * @var ObjectIdentifier
-     */
-    private $object_identifier;
-
-
-    /**
-     * CachingLoader constructor.
-     *
-     * @param LoaderDecoratorInterface $loader
-     * @param CollectionInterface      $cache
-     * @param ObjectIdentifier         $object_identifier
-     * @param string                   $identifier
-     * @throws InvalidDataTypeException
-     */
-    public function __construct(
-        LoaderDecoratorInterface $loader,
-        CollectionInterface $cache,
-        ObjectIdentifier $object_identifier,
-        $identifier = ''
-    ) {
-        parent::__construct($loader);
-        $this->cache       = $cache;
-        $this->object_identifier = $object_identifier;
-        $this->setIdentifier($identifier);
-        if ($this->identifier !== '') {
-            // to only clear this cache, and assuming an identifier has been set, simply do the following:
-            // do_action('AHEE__EventEspresso_core_services_loaders_CachingLoader__resetCache__IDENTIFIER');
-            // where "IDENTIFIER" = the string that was set during construction
-            add_action(
-                "AHEE__EventEspresso_core_services_loaders_CachingLoader__resetCache__{$identifier}",
-                array($this, 'reset')
-            );
-        }
-        // to clear ALL caches, simply do the following:
-        // do_action('AHEE__EventEspresso_core_services_loaders_CachingLoader__resetCache');
-        add_action(
-            'AHEE__EventEspresso_core_services_loaders_CachingLoader__resetCache',
-            array($this, 'reset')
-        );
-    }
-
-
-    /**
-     * @return string
-     */
-    public function identifier()
-    {
-        return $this->identifier;
-    }
-
-
-    /**
-     * @param string $identifier
-     * @throws InvalidDataTypeException
-     */
-    private function setIdentifier($identifier)
-    {
-        if (! is_string($identifier)) {
-            throw new InvalidDataTypeException('$identifier', $identifier, 'string');
-        }
-        $this->identifier = $identifier;
-    }
-
-
-    /**
-     * @param FullyQualifiedName|string $fqcn
-     * @param mixed                     $object
-     * @param array                     $arguments
-     * @return bool
-     * @throws InvalidArgumentException
-     */
-    public function share($fqcn, $object, array $arguments = array())
-    {
-        if ($object instanceof $fqcn) {
-            return $this->cache->add(
-                $object,
-                $this->object_identifier->getIdentifier($fqcn, $arguments)
-            );
-        }
-        throw new InvalidArgumentException(
-            sprintf(
-                esc_html__(
-                    'The supplied class name "%1$s" must match the class of the supplied object.',
-                    'event_espresso'
-                ),
-                $fqcn
-            )
-        );
-    }
-
-
-    /**
-     * @param FullyQualifiedName|string $fqcn
-     * @param array                     $arguments
-     * @param bool                      $shared
-     * @param array                     $interfaces
-     * @return mixed
-     */
-    public function load($fqcn, $arguments = array(), $shared = true, array $interfaces = array())
-    {
-        $fqcn = ltrim($fqcn, '\\');
-        // caching can be turned off via the following code:
-        // add_filter('FHEE__EventEspresso_core_services_loaders_CachingLoader__load__bypass_cache', '__return_true');
-        if (apply_filters(
-            'FHEE__EventEspresso_core_services_loaders_CachingLoader__load__bypass_cache',
-            false,
-            $this
-        )) {
-            // even though $shared might be true, caching could be bypassed for whatever reason,
-            // so we don't want the core loader to cache anything, therefore caching is turned off
-            return $this->loader->load($fqcn, $arguments, false);
-        }
-        $object_identifier = $this->object_identifier->getIdentifier($fqcn, $arguments);
-        if ($this->cache->has($object_identifier)) {
-            return $this->cache->get($object_identifier);
-        }
-        $object = $this->loader->load($fqcn, $arguments, $shared);
-        if ($object instanceof $fqcn) {
-            $this->cache->add($object, $object_identifier);
-        }
-        return $object;
-    }
-
-
-    /**
-     * empties cache and calls reset() on loader if method exists
-     */
-    public function reset()
-    {
-        $this->clearCache();
-        $this->loader->reset();
-    }
-
-
-    /**
-     * unsets and detaches ALL objects from the cache
-     *
-     * @since 4.9.62.p
-     */
-    public function clearCache()
-    {
-        $this->cache->trashAndDetachAll();
-    }
+	/**
+	 * @var string $identifier
+	 */
+	protected $identifier;
+
+	/**
+	 * @var CollectionInterface $cache
+	 */
+	protected $cache;
+
+	/**
+	 * @var ObjectIdentifier
+	 */
+	private $object_identifier;
+
+
+	/**
+	 * CachingLoader constructor.
+	 *
+	 * @param LoaderDecoratorInterface $loader
+	 * @param CollectionInterface      $cache
+	 * @param ObjectIdentifier         $object_identifier
+	 * @param string                   $identifier
+	 * @throws InvalidDataTypeException
+	 */
+	public function __construct(
+		LoaderDecoratorInterface $loader,
+		CollectionInterface $cache,
+		ObjectIdentifier $object_identifier,
+		$identifier = ''
+	) {
+		parent::__construct($loader);
+		$this->cache       = $cache;
+		$this->object_identifier = $object_identifier;
+		$this->setIdentifier($identifier);
+		if ($this->identifier !== '') {
+			// to only clear this cache, and assuming an identifier has been set, simply do the following:
+			// do_action('AHEE__EventEspresso_core_services_loaders_CachingLoader__resetCache__IDENTIFIER');
+			// where "IDENTIFIER" = the string that was set during construction
+			add_action(
+				"AHEE__EventEspresso_core_services_loaders_CachingLoader__resetCache__{$identifier}",
+				array($this, 'reset')
+			);
+		}
+		// to clear ALL caches, simply do the following:
+		// do_action('AHEE__EventEspresso_core_services_loaders_CachingLoader__resetCache');
+		add_action(
+			'AHEE__EventEspresso_core_services_loaders_CachingLoader__resetCache',
+			array($this, 'reset')
+		);
+	}
+
+
+	/**
+	 * @return string
+	 */
+	public function identifier()
+	{
+		return $this->identifier;
+	}
+
+
+	/**
+	 * @param string $identifier
+	 * @throws InvalidDataTypeException
+	 */
+	private function setIdentifier($identifier)
+	{
+		if (! is_string($identifier)) {
+			throw new InvalidDataTypeException('$identifier', $identifier, 'string');
+		}
+		$this->identifier = $identifier;
+	}
+
+
+	/**
+	 * @param FullyQualifiedName|string $fqcn
+	 * @param mixed                     $object
+	 * @param array                     $arguments
+	 * @return bool
+	 * @throws InvalidArgumentException
+	 */
+	public function share($fqcn, $object, array $arguments = array())
+	{
+		if ($object instanceof $fqcn) {
+			return $this->cache->add(
+				$object,
+				$this->object_identifier->getIdentifier($fqcn, $arguments)
+			);
+		}
+		throw new InvalidArgumentException(
+			sprintf(
+				esc_html__(
+					'The supplied class name "%1$s" must match the class of the supplied object.',
+					'event_espresso'
+				),
+				$fqcn
+			)
+		);
+	}
+
+
+	/**
+	 * @param FullyQualifiedName|string $fqcn
+	 * @param array                     $arguments
+	 * @param bool                      $shared
+	 * @param array                     $interfaces
+	 * @return mixed
+	 */
+	public function load($fqcn, $arguments = array(), $shared = true, array $interfaces = array())
+	{
+		$fqcn = ltrim($fqcn, '\\');
+		// caching can be turned off via the following code:
+		// add_filter('FHEE__EventEspresso_core_services_loaders_CachingLoader__load__bypass_cache', '__return_true');
+		if (apply_filters(
+			'FHEE__EventEspresso_core_services_loaders_CachingLoader__load__bypass_cache',
+			false,
+			$this
+		)) {
+			// even though $shared might be true, caching could be bypassed for whatever reason,
+			// so we don't want the core loader to cache anything, therefore caching is turned off
+			return $this->loader->load($fqcn, $arguments, false);
+		}
+		$object_identifier = $this->object_identifier->getIdentifier($fqcn, $arguments);
+		if ($this->cache->has($object_identifier)) {
+			return $this->cache->get($object_identifier);
+		}
+		$object = $this->loader->load($fqcn, $arguments, $shared);
+		if ($object instanceof $fqcn) {
+			$this->cache->add($object, $object_identifier);
+		}
+		return $object;
+	}
+
+
+	/**
+	 * empties cache and calls reset() on loader if method exists
+	 */
+	public function reset()
+	{
+		$this->clearCache();
+		$this->loader->reset();
+	}
+
+
+	/**
+	 * unsets and detaches ALL objects from the cache
+	 *
+	 * @since 4.9.62.p
+	 */
+	public function clearCache()
+	{
+		$this->cache->trashAndDetachAll();
+	}
 }

core/bootstrap_espresso.php

Indentation +68 added lines, -68 removed lines

@@ -6,22 +6,22 @@ 
  */
 function espresso_load_error_handling()
 {
-    static $error_handling_loaded = false;
-    if ($error_handling_loaded) {
-        return;
-    }
-    // load debugging tools
-    if (WP_DEBUG === true && is_readable(EE_HELPERS . 'EEH_Debug_Tools.helper.php')) {
-        require_once EE_HELPERS . 'EEH_Debug_Tools.helper.php';
-        \EEH_Debug_Tools::instance();
-    }
-    // load error handling
-    if (is_readable(EE_CORE . 'EE_Error.core.php')) {
-        require_once EE_CORE . 'EE_Error.core.php';
-    } else {
-        wp_die(esc_html__('The EE_Error core class could not be loaded.', 'event_espresso'));
-    }
-    $error_handling_loaded = true;
+	static $error_handling_loaded = false;
+	if ($error_handling_loaded) {
+		return;
+	}
+	// load debugging tools
+	if (WP_DEBUG === true && is_readable(EE_HELPERS . 'EEH_Debug_Tools.helper.php')) {
+		require_once EE_HELPERS . 'EEH_Debug_Tools.helper.php';
+		\EEH_Debug_Tools::instance();
+	}
+	// load error handling
+	if (is_readable(EE_CORE . 'EE_Error.core.php')) {
+		require_once EE_CORE . 'EE_Error.core.php';
+	} else {
+		wp_die(esc_html__('The EE_Error core class could not be loaded.', 'event_espresso'));
+	}
+	$error_handling_loaded = true;
 }
 
 
@@ -35,19 +35,19 @@ 
  */
 function espresso_load_required($classname, $full_path_to_file)
 {
-    if (is_readable($full_path_to_file)) {
-        require_once $full_path_to_file;
-    } else {
-        throw new \EE_Error(
-            sprintf(
-                esc_html__(
-                    'The %s class file could not be located or is not readable due to file permissions.',
-                    'event_espresso'
-                ),
-                $classname
-            )
-        );
-    }
+	if (is_readable($full_path_to_file)) {
+		require_once $full_path_to_file;
+	} else {
+		throw new \EE_Error(
+			sprintf(
+				esc_html__(
+					'The %s class file could not be located or is not readable due to file permissions.',
+					'event_espresso'
+				),
+				$classname
+			)
+		);
+	}
 }
 
 
@@ -66,43 +66,43 @@ 
  */
 function bootstrap_espresso()
 {
-    require_once __DIR__ . '/espresso_definitions.php';
-    try {
-        espresso_load_error_handling();
-        espresso_load_required(
-            'EEH_Base',
-            EE_CORE . 'helpers' . DS . 'EEH_Base.helper.php'
-        );
-        espresso_load_required(
-            'EEH_File',
-            EE_CORE . 'interfaces' . DS . 'EEHI_File.interface.php'
-        );
-        espresso_load_required(
-            'EEH_File',
-            EE_CORE . 'helpers' . DS . 'EEH_File.helper.php'
-        );
-        espresso_load_required(
-            'EEH_Array',
-            EE_CORE . 'helpers' . DS . 'EEH_Array.helper.php'
-        );
-        espresso_load_required(
-            'EE_Base',
-            EE_CORE . 'EE_Base.core.php'
-        );
-        // instantiate and configure PSR4 autoloader
-        espresso_load_required(
-            'Psr4Autoloader',
-            EE_CORE . 'Psr4Autoloader.php'
-        );
-        espresso_load_required(
-            'EE_Psr4AutoloaderInit',
-            EE_CORE . 'EE_Psr4AutoloaderInit.core.php'
-        );
-        $AutoloaderInit = new EE_Psr4AutoloaderInit();
-        $AutoloaderInit->initializeAutoloader();
-        new EventEspresso\core\services\bootstrap\BootstrapCore();
-    } catch (Exception $e) {
-        require_once EE_CORE . 'exceptions' . DS . 'ExceptionStackTraceDisplay.php';
-        new EventEspresso\core\exceptions\ExceptionStackTraceDisplay($e);
-    }
+	require_once __DIR__ . '/espresso_definitions.php';
+	try {
+		espresso_load_error_handling();
+		espresso_load_required(
+			'EEH_Base',
+			EE_CORE . 'helpers' . DS . 'EEH_Base.helper.php'
+		);
+		espresso_load_required(
+			'EEH_File',
+			EE_CORE . 'interfaces' . DS . 'EEHI_File.interface.php'
+		);
+		espresso_load_required(
+			'EEH_File',
+			EE_CORE . 'helpers' . DS . 'EEH_File.helper.php'
+		);
+		espresso_load_required(
+			'EEH_Array',
+			EE_CORE . 'helpers' . DS . 'EEH_Array.helper.php'
+		);
+		espresso_load_required(
+			'EE_Base',
+			EE_CORE . 'EE_Base.core.php'
+		);
+		// instantiate and configure PSR4 autoloader
+		espresso_load_required(
+			'Psr4Autoloader',
+			EE_CORE . 'Psr4Autoloader.php'
+		);
+		espresso_load_required(
+			'EE_Psr4AutoloaderInit',
+			EE_CORE . 'EE_Psr4AutoloaderInit.core.php'
+		);
+		$AutoloaderInit = new EE_Psr4AutoloaderInit();
+		$AutoloaderInit->initializeAutoloader();
+		new EventEspresso\core\services\bootstrap\BootstrapCore();
+	} catch (Exception $e) {
+		require_once EE_CORE . 'exceptions' . DS . 'ExceptionStackTraceDisplay.php';
+		new EventEspresso\core\exceptions\ExceptionStackTraceDisplay($e);
+	}
 }

Spacing +13 added lines, -13 removed lines

@@ -11,13 +11,13 @@ 
         return;
     }
     // load debugging tools
-    if (WP_DEBUG === true && is_readable(EE_HELPERS . 'EEH_Debug_Tools.helper.php')) {
-        require_once EE_HELPERS . 'EEH_Debug_Tools.helper.php';
+    if (WP_DEBUG === true && is_readable(EE_HELPERS.'EEH_Debug_Tools.helper.php')) {
+        require_once EE_HELPERS.'EEH_Debug_Tools.helper.php';
         \EEH_Debug_Tools::instance();
     }
     // load error handling
-    if (is_readable(EE_CORE . 'EE_Error.core.php')) {
-        require_once EE_CORE . 'EE_Error.core.php';
+    if (is_readable(EE_CORE.'EE_Error.core.php')) {
+        require_once EE_CORE.'EE_Error.core.php';
     } else {
         wp_die(esc_html__('The EE_Error core class could not be loaded.', 'event_espresso'));
     }
@@ -66,43 +66,43 @@ 
  */
 function bootstrap_espresso()
 {
-    require_once __DIR__ . '/espresso_definitions.php';
+    require_once __DIR__.'/espresso_definitions.php';
     try {
         espresso_load_error_handling();
         espresso_load_required(
             'EEH_Base',
-            EE_CORE . 'helpers' . DS . 'EEH_Base.helper.php'
+            EE_CORE.'helpers'.DS.'EEH_Base.helper.php'
         );
         espresso_load_required(
             'EEH_File',
-            EE_CORE . 'interfaces' . DS . 'EEHI_File.interface.php'
+            EE_CORE.'interfaces'.DS.'EEHI_File.interface.php'
         );
         espresso_load_required(
             'EEH_File',
-            EE_CORE . 'helpers' . DS . 'EEH_File.helper.php'
+            EE_CORE.'helpers'.DS.'EEH_File.helper.php'
         );
         espresso_load_required(
             'EEH_Array',
-            EE_CORE . 'helpers' . DS . 'EEH_Array.helper.php'
+            EE_CORE.'helpers'.DS.'EEH_Array.helper.php'
         );
         espresso_load_required(
             'EE_Base',
-            EE_CORE . 'EE_Base.core.php'
+            EE_CORE.'EE_Base.core.php'
         );
         // instantiate and configure PSR4 autoloader
         espresso_load_required(
             'Psr4Autoloader',
-            EE_CORE . 'Psr4Autoloader.php'
+            EE_CORE.'Psr4Autoloader.php'
         );
         espresso_load_required(
             'EE_Psr4AutoloaderInit',
-            EE_CORE . 'EE_Psr4AutoloaderInit.core.php'
+            EE_CORE.'EE_Psr4AutoloaderInit.core.php'
         );
         $AutoloaderInit = new EE_Psr4AutoloaderInit();
         $AutoloaderInit->initializeAutoloader();
         new EventEspresso\core\services\bootstrap\BootstrapCore();
     } catch (Exception $e) {
-        require_once EE_CORE . 'exceptions' . DS . 'ExceptionStackTraceDisplay.php';
+        require_once EE_CORE.'exceptions'.DS.'ExceptionStackTraceDisplay.php';
         new EventEspresso\core\exceptions\ExceptionStackTraceDisplay($e);
     }
 }

espresso.php

Indentation +80 added lines, -80 removed lines

@@ -38,103 +38,103 @@
  * @since           4.0
  */
 if (function_exists('espresso_version')) {
-    if (! function_exists('espresso_duplicate_plugin_error')) {
-        /**
-         *    espresso_duplicate_plugin_error
-         *    displays if more than one version of EE is activated at the same time
-         */
-        function espresso_duplicate_plugin_error()
-        {
-            ?>
+	if (! function_exists('espresso_duplicate_plugin_error')) {
+		/**
+		 *    espresso_duplicate_plugin_error
+		 *    displays if more than one version of EE is activated at the same time
+		 */
+		function espresso_duplicate_plugin_error()
+		{
+			?>
             <div class="error">
                 <p>
                     <?php
-                    echo esc_html__(
-                        'Can not run multiple versions of Event Espresso! One version has been automatically deactivated. Please verify that you have the correct version you want still active.',
-                        'event_espresso'
-                    ); ?>
+					echo esc_html__(
+						'Can not run multiple versions of Event Espresso! One version has been automatically deactivated. Please verify that you have the correct version you want still active.',
+						'event_espresso'
+					); ?>
                 </p>
             </div>
             <?php
-            espresso_deactivate_plugin(plugin_basename(__FILE__));
-        }
-    }
-    add_action('admin_notices', 'espresso_duplicate_plugin_error', 1);
+			espresso_deactivate_plugin(plugin_basename(__FILE__));
+		}
+	}
+	add_action('admin_notices', 'espresso_duplicate_plugin_error', 1);
 } else {
-    define('EE_MIN_PHP_VER_REQUIRED', '5.4.0');
-    if (! version_compare(PHP_VERSION, EE_MIN_PHP_VER_REQUIRED, '>=')) {
-        /**
-         * espresso_minimum_php_version_error
-         *
-         * @return void
-         */
-        function espresso_minimum_php_version_error()
-        {
-            ?>
+	define('EE_MIN_PHP_VER_REQUIRED', '5.4.0');
+	if (! version_compare(PHP_VERSION, EE_MIN_PHP_VER_REQUIRED, '>=')) {
+		/**
+		 * espresso_minimum_php_version_error
+		 *
+		 * @return void
+		 */
+		function espresso_minimum_php_version_error()
+		{
+			?>
             <div class="error">
                 <p>
                     <?php
-                    printf(
-                        esc_html__(
-                            'We\'re sorry, but Event Espresso requires PHP version %1$s or greater in order to operate. You are currently running version %2$s.%3$sIn order to update your version of PHP, you will need to contact your current hosting provider.%3$sFor information on stable PHP versions, please go to %4$s.',
-                            'event_espresso'
-                        ),
-                        EE_MIN_PHP_VER_REQUIRED,
-                        PHP_VERSION,
-                        '<br/>',
-                        '<a href="http://php.net/downloads.php">http://php.net/downloads.php</a>'
-                    );
-                    ?>
+					printf(
+						esc_html__(
+							'We\'re sorry, but Event Espresso requires PHP version %1$s or greater in order to operate. You are currently running version %2$s.%3$sIn order to update your version of PHP, you will need to contact your current hosting provider.%3$sFor information on stable PHP versions, please go to %4$s.',
+							'event_espresso'
+						),
+						EE_MIN_PHP_VER_REQUIRED,
+						PHP_VERSION,
+						'<br/>',
+						'<a href="http://php.net/downloads.php">http://php.net/downloads.php</a>'
+					);
+					?>
                 </p>
             </div>
             <?php
-            espresso_deactivate_plugin(plugin_basename(__FILE__));
-        }
+			espresso_deactivate_plugin(plugin_basename(__FILE__));
+		}
 
-        add_action('admin_notices', 'espresso_minimum_php_version_error', 1);
-    } else {
-        define('EVENT_ESPRESSO_MAIN_FILE', __FILE__);
-        /**
-         * espresso_version
-         * Returns the plugin version
-         *
-         * @return string
-         */
-        function espresso_version()
-        {
-            return apply_filters('FHEE__espresso__espresso_version', '4.9.66.rc.020');
-        }
+		add_action('admin_notices', 'espresso_minimum_php_version_error', 1);
+	} else {
+		define('EVENT_ESPRESSO_MAIN_FILE', __FILE__);
+		/**
+		 * espresso_version
+		 * Returns the plugin version
+		 *
+		 * @return string
+		 */
+		function espresso_version()
+		{
+			return apply_filters('FHEE__espresso__espresso_version', '4.9.66.rc.020');
+		}
 
-        /**
-         * espresso_plugin_activation
-         * adds a wp-option to indicate that EE has been activated via the WP admin plugins page
-         */
-        function espresso_plugin_activation()
-        {
-            update_option('ee_espresso_activation', true);
-        }
+		/**
+		 * espresso_plugin_activation
+		 * adds a wp-option to indicate that EE has been activated via the WP admin plugins page
+		 */
+		function espresso_plugin_activation()
+		{
+			update_option('ee_espresso_activation', true);
+		}
 
-        register_activation_hook(EVENT_ESPRESSO_MAIN_FILE, 'espresso_plugin_activation');
+		register_activation_hook(EVENT_ESPRESSO_MAIN_FILE, 'espresso_plugin_activation');
 
-        require_once __DIR__ . '/core/bootstrap_espresso.php';
-        bootstrap_espresso();
-    }
+		require_once __DIR__ . '/core/bootstrap_espresso.php';
+		bootstrap_espresso();
+	}
 }
 if (! function_exists('espresso_deactivate_plugin')) {
-    /**
-     *    deactivate_plugin
-     * usage:  espresso_deactivate_plugin( plugin_basename( __FILE__ ));
-     *
-     * @access public
-     * @param string $plugin_basename - the results of plugin_basename( __FILE__ ) for the plugin's main file
-     * @return    void
-     */
-    function espresso_deactivate_plugin($plugin_basename = '')
-    {
-        if (! function_exists('deactivate_plugins')) {
-            require_once ABSPATH . 'wp-admin/includes/plugin.php';
-        }
-        unset($_GET['activate'], $_REQUEST['activate']);
-        deactivate_plugins($plugin_basename);
-    }
+	/**
+	 *    deactivate_plugin
+	 * usage:  espresso_deactivate_plugin( plugin_basename( __FILE__ ));
+	 *
+	 * @access public
+	 * @param string $plugin_basename - the results of plugin_basename( __FILE__ ) for the plugin's main file
+	 * @return    void
+	 */
+	function espresso_deactivate_plugin($plugin_basename = '')
+	{
+		if (! function_exists('deactivate_plugins')) {
+			require_once ABSPATH . 'wp-admin/includes/plugin.php';
+		}
+		unset($_GET['activate'], $_REQUEST['activate']);
+		deactivate_plugins($plugin_basename);
+	}
 }