JezK

Edit File: Authorize_aim_gateway.php

<?php

defined('BASEPATH') or exit('No direct script access allowed');

use Omnipay\Omnipay;

class Authorize_aim_gateway extends App_gateway
{
    public function __construct()
    {
        /**
        * Call App_gateway __construct function
        */
        parent::__construct();
        /**
         * REQUIRED
         * Gateway unique id
         * The ID must be alpha/alphanumeric
         */
        $this->setId('authorize_aim');

/**
         * REQUIRED
         * Gateway name
         */
        $this->setName('Authorize.net AIM');

/**
         * Add gateway settings
        */
        $this->setSettings([
            [
                'name'      => 'api_login_id',
                'encrypted' => true,
                'label'     => 'settings_paymentmethod_authorize_api_login_id',
            ],
            [
                'name'      => 'api_transaction_key',
                'label'     => 'settings_paymentmethod_authorize_api_transaction_key',
                'encrypted' => true,
            ],
            [
                'name'          => 'description_dashboard',
                'label'         => 'settings_paymentmethod_description',
                'type'          => 'textarea',
                'default_value' => 'Payment for Invoice {invoice_number}',
            ],
            [
                'name'          => 'currencies',
                'label'         => 'currency',
                'default_value' => 'USD',
            ],
            [
                'name'          => 'test_mode_enabled',
                'type'          => 'yes_no',
                'default_value' => 0,
                'label'         => 'settings_paymentmethod_testing_mode',
            ],
            [
                'name'          => 'developer_mode_enabled',
                'type'          => 'yes_no',
                'default_value' => 1,
                'label'         => 'settings_paymentmethod_developer_mode',
            ],
        ]);

hooks()->add_action('before_render_payment_gateway_settings', 'authorize_aim_notice');
    }

public function process_payment($data)
    {
        $this->ci->session->set_userdata([
            'total_authorize' => $data['amount'],
        ]);

redirect(site_url('gateways/authorize_aim/make_payment?invoiceid=' . $data['invoiceid'] . '&total=' . $data['amount'] . '&hash=' . $data['invoice']->hash));
    }

public function finish_payment($data)
    {
        $gateway = Omnipay::create('AuthorizeNet_AIM');
        $gateway->setApiLoginId($this->decryptSetting('api_login_id'));
        $gateway->setTransactionKey($this->decryptSetting('api_transaction_key'));

$gateway->setTestMode($this->getSetting('test_mode_enabled'));
        $gateway->setDeveloperMode($this->getSetting('developer_mode_enabled'));

$billing_data = [];

$billing_data['billingCompany']  = $data['invoice']->client->company;
        $billing_data['billingAddress1'] = $this->ci->input->post('billingAddress1');
        $billing_data['billingName']     = $this->ci->input->post('billingName');
        $billing_data['billingCity']     = $this->ci->input->post('billingCity');
        $billing_data['billingState']    = $this->ci->input->post('billingState');
        $billing_data['billingPostcode'] = $this->ci->input->post('billingPostcode');
        $billing_data['billingCountry']  = $this->ci->input->post('billingCountry');

$billing_data['number']      = $this->ci->input->post('ccNo');
        $billing_data['expiryMonth'] = $this->ci->input->post('expMonth');
        $billing_data['expiryYear']  = $this->ci->input->post('expYear');
        $billing_data['cvv']         = $this->ci->input->post('cvv');

$requestData = [
            'amount'        => number_format($data['amount'], 2, '.', ''),
            'currency'      => $data['invoice']->currency_name,
            'description'   => str_replace('{invoice_number}', format_invoice_number($data['invoice']->id), $this->getSetting('description_dashboard')),
            'transactionId' => $data['invoice']->id,
            'invoiceNumber' => format_invoice_number($data['invoice']->id),
            'card'          => $billing_data,
        ];

$oResponse = $gateway->purchase($requestData)->send();

return $oResponse;
    }
}

function authorize_aim_notice($gateway)
{
 if ($gateway['id'] == 'authorize_aim') {
 echo '' . _l('authorize_notice') . '';
 echo '' . _l('currently_supported_currencies') . ': USD, AUD, GBP, CAD, EUR, NZD';
 }
}