415 lines
14 KiB
PHP
415 lines
14 KiB
PHP
<?php
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/**
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* Plugin Name: ZGo Payment Gateway
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* Plugin URI: https://vergara.tech'
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* Description: ZGo latest payment processing solution for Woocommerce. Accept payments using Zcash.
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* Version: 0.8
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* Requires at least: 5.2
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* Requires PHP: 7.2
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* Author: Vergara Tech LLC
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* Author URI: https://vergara.tech
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* License: GPL v2 or later
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* License URI: https://www.gnu.org/licenses/gpl-2.0.html
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**/
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if ( ! defined( 'ABSPATH' ) ) {
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exit; // Exit if accessed directly
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}
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if ( ! in_array( 'woocommerce/woocommerce.php',
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apply_filters('active_plugins',
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get_option('active_plugins') ) ) ) {
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return;
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}
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add_action( 'plugins_loaded', 'zgopmt_init' );
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function zgopmt_init() {
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if ( ! class_exists( 'WC_Payment_Gateway' ) ) {
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return;
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}
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class WC_ZGopmt_Gateway extends WC_Payment_Gateway {
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public $domain;
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public $zgoownerid;
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public $zgotoken;
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public $siteURL;
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public $zpmtdb;
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/**
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* Constructor for the gateway.
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*/
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public function __construct() {
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global $wpdb;
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$this->console_log("Gateway constructor accesed.");
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$this->console_log('Create zgo_payments table if not exists...');
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//
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// Create payments table in WordPress database
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//
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$sql = 'create table if not exists zgo_payments (' .
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'pmt_orderid varchar(64),' .
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'pmt_wc_order varchar(20),' .
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'pmt_wc_custname varchar(100),' .
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'pmt_accepted varchar(30),' .
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'pmt_confirmed varchar(30),' .
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'pmt_amount double (12,2) not null default 0.0,' .
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'pmt_rate double (8,2) not null default 0.0,' .
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'pmt_zec double (12,8) not null default 0.0,' .
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'pmt_wc_paid int not null default 0,' .
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'unique pmt_orderix (pmt_orderid, pmt_wc_order) )';
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$this->console_log('Create table Query -> ' . $sql);
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$wpdb->query($sql);
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$this->console_log('zgopayments Table created in MySQL ...');
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$iconurl = plugin_dir_url( __FILE__ ) .
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'assets/img/zgo-icon-full_6pct.png';
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$this->siteURL = get_site_url();
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$this->console_log("Site URL: " . $this->siteURL);
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$this->domain = 'zgopmtgwy';
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$this->id = "zgo_payment";
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$this->icon = $iconurl;
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$this->has_fields = false;
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$this->method_title = __('ZGo Payment',
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$this->domain);
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$this->method_description = __('ZGo Payment - Accept payments using Zcash.', $this->domain);
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// Load the settings.
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$this->init_form_fields();
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$this->init_settings();
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$this->title = $this->get_option('title');
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$this->description = $this->get_option('description');
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$this->instructions = $this->get_option('instructions', $this->description );
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$this->zgoownerid = $this->get_option('zgoownerid');
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$this->zgotoken = $this->get_option('zgotoken');
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// Actions
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add_action('woocommerce_update_options_payment_gateways_' .
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$this->id,
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array( $this, 'process_admin_options' ) );
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add_action( 'woocommerce_thankyou_' . $this->id, array( $this, 'thankyou_page' ) );
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if ( ! $this->is_valid_for_use() )
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$this->enabled = false;
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/**
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* Add the webhook for payment confirmation from ZGo
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*/
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add_action( 'woocommerce_api_zpmtcallback', array($this,'zconfirm'));
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}
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public function init_form_fields() {
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$this->form_fields = apply_filters(
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'woo_zgopmtsrv_fields', array(
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'enabled' => array(
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'title' => __('Enable/Disable',
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$this->domain ),
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'type' => 'checkbox',
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'label' => __('Enable payments with Zcash', $this->domain ),
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'default' => 'yes'
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),
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'title' => array(
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'title' => __( 'ZGo Payment Service title',
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$this->domain ),
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'type' => 'text',
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'default' => __( 'ZGo Payment Gateway',
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$this->domain ),
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'desc_tip' => true,
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'description' => __( 'Add a new title for the ZGo Payment Service that your customers will see when they are in the checkout page',
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$this->domain ),
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),
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'description' => array(
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'title' => __( 'ZGo Payment Service Confirmation',
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$this->domain ),
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'type' => 'textarea',
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'default' => __( '<b>Pay with Zcash</b>, ZGo will report your payment as soon as it gets confirmed. Normally it takes about 5 minutes.<br> <a href="https://zgo.cash" target="_blank">Read more...</a>',
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$this->domain ),
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'desc_tip' => true,
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'description' => __('Payment confirmation description that the customer will see on your checkout.',
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$this->domain ),
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),
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'instructions' => array(
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'title' => __('Instructions',
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$this->domain ),
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'type' => 'textarea',
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'default' => __('Default instrctions',
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$this->domain ),
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'desc_tip' => true,
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'description' => __('Instruction that will be added to the Thank You page and order email',
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$this->domain ),
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),
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'zgoownerid' => array(
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'title' => __( 'ZGo OwnerId',
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$this->domain ),
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'type' => 'text',
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'default' => __( ' ',
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$this->domain ),
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'desc_tip' => true,
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'description' => __( 'Type or paste your ZGo Account Owner Id (Found in your ZGo Shop Settings)',
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$this->domain ),
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),
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'zgotoken' => array(
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'title' => __( 'ZGo Token',
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$this->domain ),
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'type' => 'text',
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'default' => __( ' ',
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$this->domain ),
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'desc_tip' => true,
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'description' => __( 'Type or paste your ZGo Token (Found in your ZGo Shop Settings)',
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$this->domain ),
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),
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)
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);
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}
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/*
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* Check if configuration is valid
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*/
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public function is_valid_for_use() {
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$isvalid = false;
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if ( isset($this->zgoownerid) &&
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($this->zgoownerid !== '') ) {
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$url = 'https://test.zgo.cash/auth?ownerid=' .
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$this->zgoownerid . '&token=' .
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$this->zgotoken . '&siteurl=' .
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$this->base64url_encode($this->siteURL);
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$this->console_log('URL -> ' . $url );
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$response = wp_remote_get($url);
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$this->console_log(json_encode($response));
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$httpcode = wp_remote_retrieve_response_code( $response );
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$this->console_log('Status Code -> ' . $httpcode );
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switch ( $httpcode ) {
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case 200:
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$body = wp_remote_retrieve_body( $response );
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$oid = json_decode($body);
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$this->console_log('Body -> ' . $body);
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$isvalid = $oid->{'authorized'};
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break;
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case 202:
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$body = wp_remote_retrieve_body($response );
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$oid = json_decode($body);
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$this->console_log('message -> ' . $oid->{'message'});
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break;
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default:
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$this->console_log('Conection error..');
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break;
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}
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}
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return $isvalid;
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}
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/*
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* Process Payment
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*/
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public function process_payment( $order_id ) {
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global $wpdb;
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$this->console_log('Site URL ->' . $this->siteURL);
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$this->console_log('Processing payment for order ' . $order_id);
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$order = wc_get_order( $order_id );
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// $wc_order = wc_get_product($order_id);
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$wc_order_key = $order->get_order_key();
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$this->console_log('Order ' . $order_id . ' key = ' . $wc_order_key);
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$url = 'https://test.zgo.cash/woopayment' .
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'?ownerid=' . $this->zgoownerid .
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'&token=' . $this->zgotoken .
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'&order_id=' . $order_id .
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'¤cy=' . strtolower($order->get_currency()) .
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'&amount=' . $order->get_total() .
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'&date=' . date_format($order->get_date_created(),'Y-m-d') .
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'&siteurl=' . $this->base64url_encode($this->siteURL) .
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'&orderkey=' . $wc_order_key;
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//'&orderkey=' . ;
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$this->console_log('ZGoPayment URL -> ' . $url);
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$this->console_log('Calling wp_remote_get()');
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$response = wp_remote_get($url);
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$httpcode = wp_remote_retrieve_response_code( $response );
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$this->console_log('Status Code ->' . $httpcode );
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switch ( $httpcode ) {
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case 200:
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wc_add_notice( 'Order on hold, please wait for confirmation');
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$order->update_status('on_hold',__('Awaiting payment confirmation','woocommerce'));
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$this->console_log('Order ' . $order_id . ' status set to ON_HOLD');
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$body = wp_remote_retrieve_body( $response );
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$this->console_log('res. body = ' . $body);
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$oid = json_decode($body);
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$zgoOrderid = $oid->{'order'};
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$this->console_log('ZGo order = ' . $zgoOrderid);
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//
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// Save ZGo Order ID and Cart order
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//
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$this->console_log("Preparing SQL insert statement");
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$sql = "replace into zgo_payments (" .
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"pmt_orderid," .
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"pmt_wc_order," .
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"pmt_wc_custname," .
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"pmt_accepted," .
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"pmt_confirmed," .
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"pmt_amount," .
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"pmt_rate," .
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"pmt_zec," .
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"pmt_wc_paid) values ('" .
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$zgoOrderid . "','" .
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$order_id . "','" .
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$order->get_billing_first_name() . " " .
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$order->get_billing_last_name() . "','" .
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date('Y-m-d H:i:s') . "','',".
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$order->get_total() .
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",0,0,0)";
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$this->console_log($sql);
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$wpdb->query($sql);
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// Remove cart.
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WC()->cart->empty_cart();
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$this->console_log($this->get_return_url( $order ));
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return array(
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'result' => 'success',
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'redirect' => 'https://dev.zgo.cash/invoice/' . $zgoOrderid,
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);
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break;
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case 202:
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$body = wp_remote_retrieve_body( $response );
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$this->console_log('res. body = ' . $body);
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$msg = json_decode($body);
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$this->console_log('Order ' . $order_id . ' -> ZGo Order Generation Error : ' . $msg->{'message'});
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$order->update_status('failed',__('Order ' . $order_id . ' -> ZGo Order Generation Error : ' . $msg->{'message'},'woocommerce'));
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break;
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default:
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return;
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}
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}
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/**
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* Confirm payment and complete order
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*/
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public function zconfirm() {
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global $wpdb;
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$this->console_log('zconfirm called ');
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$token = $_GET['token'];
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$zgoOrderid = $_GET['orderid'];
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$orderid = $_GET['wc_orderid'];
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$totalzec = $_GET['totalzec'];
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$rate = $_GET['rate'];
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$order = wc_get_order( $orderid );
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$sql = "select * from zgo_payments where pmt_wc_order = '" . $orderid . "';";
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$this->console_log('SQL -> ' . $sql);
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$result = $wpdb->get_row($sql,OBJECT);
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if ( ! is_null($result) ) {
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$this->console_log('Query successfull...');
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$this->console_log('totalzec -> ', $totalzec);
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$this->console_log('rate -> ', $rate);
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$this->console_log('pmt_wc_paid=' . $result->pmt_wc_paid);
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$this->console_log('local token -> ' . $this->zgotoken);
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$this->console_log('received token -> ' . $token);
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$this->console_log('zgoOrderid -> ' . $zgoOrderid);
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$this->console_log('pmt_orderid -> ' . $result->pmt_orderid);
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if ( ( $token == $this->zgotoken )
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&& ( $result->pmt_orderid == $zgoOrderid )
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&& ( $result->pmt_wc_paid == '0' ) ) {
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$this->console_log('Test successfull...');
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$this->console_log('Order status -> ' . $order->get_status());
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switch ( $order->get_status() ) {
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case 'pending':
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case 'failed':
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$this->console_log('Confirming payment for order ' . $orderid);
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$order->payment_complete();
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$order->reduce_order_stock();
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//
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// Mark order as completed in ZGo DB
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//
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$sql = "update zgo_payments set " .
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"pmt_confirmed='" . date('Y-m-d H:i:s') .
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"', pmt_rate=" . $rate .
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", pmt_zec=" . $totalzec .
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", pmt_wc_paid=1 " .
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" where pmt_wc_order='" . $orderid . "';";
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/*
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$this->zpmtdb->exec($sql);
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*/
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$this->console_log($sql);
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$wpdb->query($sql);
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$this->console_log('Order marked as paid in zgo_payments table...');
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update_option('webhook_debug', $_GET);
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break;
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default:
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$this->console_log('Order ' . $orderid . ' already paid or cancelled...');
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break;
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}
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} else {
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$this->console_log('Invalid parameters...');
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}
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} else {
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$this->console_log('Database error...');
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}
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}
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public function thankyou_page () {
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if ( $description = $this->get_description() ) {
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echo wpautop( wptexturize( $description ) );
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}
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}
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public function console_log($data) {
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$file = plugin_dir_path( __DIR__ ) . '/zgopmtgwy/assets/log/console.log';
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file_put_contents($file, $data . chr(0x0D) . chr(0x0A), FILE_TEXT | FILE_APPEND | LOCK_EX );
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}
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public function base64url_encode($data) {
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$edata = str_replace('=','',strtr(base64_encode($data), '+/', '-_'));
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return $edata;
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}
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}
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add_filter( 'woocommerce_payment_gateways',
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'add_custom_gateway_class' );
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function add_custom_gateway_class( $methods ) {
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if ( ! in_array('WC_ZGopmt_Gateway', $methods) ) {
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$methods[] = 'WC_ZGopmt_Gateway';
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}
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return $methods;
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}
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}
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