RCP custom payment gateway WIP

rcp-custom-payment-gateway-process-signup-after.php

<?php
/**
 * Authorize.net Payment Gateway
 *
 * @package   rcp-authorize-net
 * @copyright Copyright (c) 2019, Restrict Content Pro team
 * @license   GPL2+
 * @since     1.0
 */

namespace RCP\Anet;

use DateTime;
use Exception;

if ( ! defined( 'ABSPATH' ) ) {
	exit;
}

class Payment_Gateway extends \RCP_Payment_Gateway {

	/**
	 * @since  1.0
	 * @var string
	 * @access private
	 */
	private $api_login_id;

	/**
	 * @since  1.0
	 * @var string
	 * @access private
	 */
	private $transaction_key;

	/**
	 * @since  1.0
	 * @var string
	 * @access private
	 */
	private $transaction_signature;

	/**
	 * Get things going
	 *
	 * @access public
	 * @since  1.0
	 * @return void
	 */
	public function init() {
		global $rcp_options;

		$this->supports[] = 'one-time';
		$this->supports[] = 'recurring';
		$this->supports[] = 'fees';
		$this->supports[] = 'trial';

		if ( $this->test_mode ) {
			$this->api_login_id          = isset( $rcp_options['authorize_test_api_login'] ) ? sanitize_text_field( $rcp_options['authorize_test_api_login'] ) : '';
			$this->transaction_key       = isset( $rcp_options['authorize_test_txn_key'] ) ? sanitize_text_field( $rcp_options['authorize_test_txn_key'] ) : '';
			$this->transaction_signature = isset( $rcp_options['authorize_test_signature_key'] ) ? sanitize_text_field( $rcp_options['authorize_test_signature_key'] ) : '';
		} else {
			$this->api_login_id          = isset( $rcp_options['authorize_api_login'] ) ? sanitize_text_field( $rcp_options['authorize_api_login'] ) : '';
			$this->transaction_key       = isset( $rcp_options['authorize_txn_key'] ) ? sanitize_text_field( $rcp_options['authorize_txn_key'] ) : '';
			$this->transaction_signature = isset( $rcp_options['authorize_signature_key'] ) ? sanitize_text_field( $rcp_options['authorize_signature_key'] ) : '';
		}

		require_once RCP_ANET_PATH . 'vendor/autoload.php';

	}
	
	/**
	 * Process registration
	 *
	 * @access public
	 * @since  1.0
	 * @return void
	 */
	public function process_signup() {
	
		// Set up the query args
		$args = array(
			'price'        => $this->initial_amount, // Includes initial price + signup fees + discounts. Just the base membership level price is $this->amount.
			'description'  => $this->subscription_name, // Name of the membership level.
			'custom'       => $this->membership->get_id(), // Store the membership ID as a unique identifier.
			'email'        => $this->email, // User's email address.
			'return'       => $this->return_url // Registration success URL.
		);
		
		// Set up auto renew subscription if applicable.
		if( $this->auto_renew ) {
			$args['interval']       = $this->length_unit; // month, day, year
			$args['interval_count'] = $this->length; // 1, 2, 3, 4 . . . 
		}
		
		// Redirect to the external payment page
		wp_redirect( add_query_arg( $args, 'http://paymentpage.com/api/' ) );
		exit;
	
	}
	
}