<?php
/*
* Main Gateway of Monero using a daemon online
* This code isn't for Dark Net Markets, please report them to Authority!
* Authors: Serhack and cryptochangements34
*/
class Monero_Gateway extends WC_Payment_Gateway
{
private $reloadTime = 30000;
private $discount;
private $confirmed = false;
private $monero_daemon;
function __construct()
{
$this->id = "monero_gateway";
$this->method_title = __("Monero GateWay", 'monero_gateway');
$this->method_description = __("Monero Payment Gateway Plug-in for WooCommerce. You can find more information about this payment gateway on our website. You'll need a daemon online for your address.", 'monero_gateway');
$this->title = __("Monero Gateway", 'monero_gateway');
$this->version = "0.3";
//
$this->icon = apply_filters('woocommerce_offline_icon', '');
$this->has_fields = false;
$this->log = new WC_Logger();
$this->init_form_fields();
$this->host = $this->get_option('daemon_host');
$this->port = $this->get_option('daemon_port');
$this->address = $this->get_option('monero_address');
$this->username = $this->get_option('username');
$this->password = $this->get_option('password');
$this->discount = $this->get_option('discount');
// After init_settings() is called, you can get the settings and load them into variables, e.g:
// $this->title = $this->get_option('title' );
$this->init_settings();
// Turn these settings into variables we can use
foreach ($this->settings as $setting_key => $value) {
$this->$setting_key = $value;
}
add_action('admin_notices', array($this, 'do_ssl_check'));
add_action('admin_notices', array($this, 'validate_fields'));
add_action('woocommerce_thankyou_' . $this->id, array($this, 'instruction'));
if (is_admin()) {
/* Save Settings */
add_action('woocommerce_update_options_payment_gateways_' . $this->id, array($this, 'process_admin_options'));
add_filter('woocommerce_currencies', 'add_my_currency');
add_filter('woocommerce_currency_symbol', 'add_my_currency_symbol', 10, 2);
add_action('woocommerce_email_before_order_table', array($this, 'email_instructions'), 10, 2);
}
$this->monero_daemon = new Monero_Library($this->host . ':' . $this->port . '/json_rpc', $this->username, $this->password);
}
public function init_form_fields()
{
$this->form_fields = array(
'enabled' => array(
'title' => __('Enable / Disable', 'monero_gateway'),
'label' => __('Enable this payment gateway', 'monero_gateway'),
'type' => 'checkbox',
'default' => 'no'
),
'title' => array(
'title' => __('Title', 'monero_gateway'),
'type' => 'text',
'desc_tip' => __('Payment title the customer will see during the checkout process.', 'monero_gateway'),
'default' => __('Monero XMR Payment', 'monero_gateway')
),
'description' => array(
'title' => __('Description', 'monero_gateway'),
'type' => 'textarea',
'desc_tip' => __('Payment description the customer will see during the checkout process.', 'monero_gateway'),
'default' => __('Pay securely using XMR.', 'monero_gateway')
),
'monero_address' => array(
'title' => __('Monero Address', 'monero_gateway'),
'label' => __('Useful for people that have not a daemon online'),
'type' => 'text',
'desc_tip' => __('Monero Wallet Address', 'monero_gateway')
),
'daemon_host' => array(
'title' => __('Monero wallet rpc Host/ IP', 'monero_gateway'),
'type' => 'text',
'desc_tip' => __('This is the Daemon Host/IP to authorize the payment with port', 'monero_gateway'),
'default' => 'localhost',
),
'daemon_port' => array(
'title' => __('Monero wallet rpc port', 'monero_gateway'),
'type' => 'text',
'desc_tip' => __('This is the Daemon Host/IP to authorize the payment with port', 'monero_gateway'),
'default' => '18080',
),
'username' => array(
'title' => __('Monero Wallet username', 'monero_gateway'),
'desc_tip' => __('This is the username that you used with your monero wallet-rpc', 'monero_gateway'),
'type' => __('text'),
'default' => __('username', 'monero_gateway'),
),
'password' => array(
'title' => __('Monero wallet RPC password', 'monero_gateway'),
'desc_tip' => __('This is the password that you used with your monero wallet-rpc', 'monero_gateway'),
'description' => __('you can leave these fields empty if you did not set', 'monero_gateway'),
'type' => __('text'),
'default' => ''
),
'discount' => array(
'title' => __('% discount for using XMR', 'monero_gateway'),
'desc_tip' => __('Provide a discount to your customers for making a private payment with XMR!', 'monero_gateway'),
'description' => __('Do you want to spread the word about Monero? Offer a small discount! Leave this empty if you do not wish to provide a discount', 'monero_gateway'),
'type' => __('text'),
'default' => '5%'
),
'environment' => array(
'title' => __(' Test Mode', 'monero_gateway'),
'label' => __('Enable Test Mode', 'monero_gateway'),
'type' => 'checkbox',
'description' => __('Check this box if you are using testnet', 'monero_gateway'),
'default' => 'no'
),
'onion_service' => array(
'title' => __(' Onion Service', 'monero_gateway'),
'label' => __('Enable Onion Service', 'monero_gateway'),
'type' => 'checkbox',
'description' => __('Check this box if you are running on an Onion Service (Suppress SSL errors)', 'monero_gateway'),
'default' => 'no'
),
);
}
public function add_my_currency($currencies)
{
$currencies['XMR'] = __('Monero', 'woocommerce');
return $currencies;
}
function add_my_currency_symbol($currency_symbol, $currency)
{
switch ($currency) {
case 'XMR':
$currency_symbol = 'XMR';
break;
}
return $currency_symbol;
}
public function admin_options()
{
$this->log->add('Monero_gateway', '[SUCCESS] Monero Settings OK');
echo "< h1 > Monero Payment Gateway< / h1 > ";
echo "< p > Welcome to Monero Extension for WooCommerce. Getting started: Make a connection with daemon < a href = 'https://reddit.com/u/serhack' > Contact Me< / a > ";
echo "< div style = 'border:1px solid #DDD;padding:5px 10px;font-weight:bold;color:#223079;background-color:#9ddff3;' > ";
$this->getamountinfo();
echo "< / div > ";
echo "< table class = 'form-table' > ";
$this->generate_settings_html();
echo "< / table > ";
echo "< h4 > Learn more about using a password with the monero wallet-rpc < a href = \"https://github.com/cryptochangements34/monerowp/blob/master/README.md\" > here< / a > < / h4 > ";
}
public function getamountinfo()
{
$wallet_amount = $this->monero_daemon->getbalance();
if (!isset($wallet_amount)) {
$this->log->add('Monero_gateway', '[ERROR] No connection with daemon');
$wallet_amount['balance'] = "0";
$wallet_amount['unlocked_balance'] = "0";
}
$real_wallet_amount = $wallet_amount['balance'] / 1000000000000;
$real_amount_rounded = round($real_wallet_amount, 6);
$unlocked_wallet_amount = $wallet_amount['unlocked_balance'] / 1000000000000;
$unlocked_amount_rounded = round($unlocked_wallet_amount, 6);
echo "Your balance is: " . $real_amount_rounded . " XMR < / br > ";
echo "Unlocked balance: " . $unlocked_amount_rounded . " XMR < / br > ";
}
public function process_payment($order_id)
{
$order = wc_get_order($order_id);
$order->update_status('on-hold', __('Awaiting offline payment', 'monero_gateway'));
// Reduce stock levels
$order->reduce_order_stock();
// Remove cart
WC()->cart->empty_cart();
// Return thank you redirect
return array(
'result' => 'success',
'redirect' => $this->get_return_url($order)
);
}
// Submit payment and handle response
public function validate_fields()
{
if ($this->check_monero() != TRUE) {
echo "< div class = \"error\" > < p > Your Monero Address doesn't seem valid. Have you checked it?< / p > < / div > ";
}
}
// Validate fields
public function check_monero()
{
$monero_address = $this->settings['monero_address'];
if (strlen($monero_address) == 95 & & substr($monero_address, 1)) {
return true;
}
return false;
}
public function instruction($order_id)
{
$order = wc_get_order($order_id);
$amount = floatval(preg_replace('#[^\d.]#', '', $order->get_total()));
$payment_id = $this->set_paymentid_cookie();
$currency = $order->get_currency();
$amount_xmr2 = $this->changeto($amount, $currency, $payment_id);
$address = $this->address;
if (!isset($address)) {
// If there isn't address (merchant missed that field!), $address will be the Monero address for donating :)
$address = "44AFFq5kSiGBoZ4NMDwYtN18obc8AemS33DBLWs3H7otXft3XjrpDtQGv7SqSsaBYBb98uNbr2VBBEt7f2wfn3RVGQBEP3A";
}
$uri = "monero:$address?amount=$amount?payment_id=$payment_id";
$array_integrated_address = $this->monero_daemon->make_integrated_address($payment_id);
if (!isset($array_integrated_address)) {
$this->log->add('Monero_Gateway', '[ERROR] Unable to getting integrated address');
// Seems that we can't connect with daemon, then set array_integrated_address, little hack
$array_integrated_address["integrated_address"] = $address;
}
$message = $this->verify_payment($payment_id, $amount_xmr2, $order);
if ($this->confirmed) {
$color = "006400";
} else {
$color = "DC143C";
}
echo "< h4 > < font color = $color > " . $message . "< / font > < / h4 > ";
echo "
< head >
<!-- Import Google Icon Font -->
< link href = 'https://fonts.googleapis.com/icon?family=Material+Icons' rel = 'stylesheet' >
< link href = 'https://fonts.googleapis.com/css?family=Montserrat:400,800' rel = 'stylesheet' >
< link href = 'http://cdn.monerointegrations.com/style.css' rel = 'stylesheet' >
<!-- Let browser know website is optimized for mobile -->
< meta name = 'viewport' content = 'width=device-width, initial-scale=1.0' / >
< / head >
< body >
<!-- page container -->
< div class = 'page-container' >
<!-- monero container payment box -->
< div class = 'container-xmr-payment' >
<!-- header -->
< div class = 'header-xmr-payment' >
< span class = 'logo-xmr' > < img src = 'http://cdn.monerointegrations.com/logomonero.png' / > < / span >
< span class = 'xmr-payment-text-header' > < h2 > MONERO PAYMENT< / h2 > < / span >
< / div >
<!-- end header -->
<!-- xmr content box -->
< div class = 'content-xmr-payment' >
< div class = 'xmr-amount-send' >
< span class = 'xmr-label' > Send:< / span >
< div class = 'xmr-amount-box' > ".$amount_xmr2."< / div > < div class = 'xmr-box' > XMR< / div >
< / div >
< div class = 'xmr-address' >
< span class = 'xmr-label' > To this address:< / span >
< div class = 'xmr-address-box' > ".$array_integrated_address['integrated_address']."< / div >
< / div >
< div class = 'xmr-qr-code' >
< span class = 'xmr-label' > Or scan QR:< / span >
< div class = 'xmr-qr-code-box' > < img src = 'https://api.qrserver.com/v1/create-qr-code/? size=200x200&data=".$uri."' / > < / div >
< / div >
< div class = 'clear' > < / div >
< / div >
<!-- end content box -->
<!-- footer xmr payment -->
< div class = 'footer-xmr-payment' >
< a href = 'https://getmonero.org' target = '_blank' > Help< / a > | < a href = 'https://getmonero.org' target = '_blank' > About Monero< / a >
< / div >
<!-- end footer xmr payment -->
< / div >
<!-- end monero container payment box -->
< / div >
<!-- end page container -->
< / body >
";
echo "
< script type = 'text/javascript' > setTimeout ( function ( ) { location . reload ( true ) ; } , $this - > reloadTime ) ; < / script > ";
}
private function set_paymentid_cookie()
{
if (!isset($_COOKIE['payment_id'])) {
$payment_id = bin2hex(openssl_random_pseudo_bytes(8));
setcookie('payment_id', $payment_id, time() + 2700);
} else{
// Please fix this SQLI injection! TODO: Fix me!
$payment_id = $_COOKIE['payment_id'];
}
return $payment_id;
}
public function changeto($amount, $currency, $payment_id)
{
global $wpdb;
// This will create a table named whatever the payment id is inside the database "WordPress"
$create_table = "CREATE TABLE IF NOT EXISTS $payment_id (
rate INT
)";
$wpdb->query($wpdb$create_table);
$rows_num = $wpdb->get_results("SELECT count(*) as count FROM $payment_id");
if ($rows_num[0]->count > 0) // Checks if the row has already been created or not
{
$stored_rate = $wpdb->get_results("SELECT rate FROM $payment_id");
$stored_rate_transformed = $stored_rate[0]->rate / 100; //this will turn the stored rate back into a decimaled number
if (isset($this->discount)) {
$discount_decimal = $this->discount / 100;
$new_amount = $amount / $stored_rate_transformed;
$discount = $new_amount * $discount_decimal;
$final_amount = $new_amount - $discount;
$rounded_amount = round($final_amount, 12);
} else {
$new_amount = $amount / $stored_rate_transformed;
$rounded_amount = round($new_amount, 12); //the moneo wallet can't handle decimals smaller than 0.000000000001
}
} else // If the row has not been created then the live exchange rate will be grabbed and stored
{
$xmr_live_price = $this->retriveprice($currency);
$live_for_storing = $xmr_live_price * 100; //This will remove the decimal so that it can easily be stored as an integer
$new_amount = $amount / $xmr_live_price;
$rounded_amount = round($new_amount, 12);
$wpdb->query("INSERT INTO $payment_id (rate)
VALUES ($live_for_storing)");
}
return $rounded_amount;
}
// Check if we are forcing SSL on checkout pages
// Custom function not required by the Gateway
public function retriveprice($currency)
{
$xmr_price = file_get_contents('https://min-api.cryptocompare.com/data/price?fsym=XMR&tsyms=BTC,USD,EUR,CAD,INR,GBP&extraParams=monero_woocommerce');
$price = json_decode($xmr_price, TRUE);
if (!isset($price)) {
$this->log->add('Monero_Gateway', '[ERROR] Unable to get the price of Monero');
}
switch ($currency) {
case 'USD':
return $price['USD'];
case 'EUR':
return $price['EUR'];
case 'CAD':
return $price['CAD'];
case 'GBP':
return $price['GBP'];
case 'INR':
return $price['INR'];
case 'XMR':
$price = '1';
return $price;
}
}
public function verify_payment($payment_id, $amount, $order_id)
{
/*
* function for verifying payments
* Check if a payment has been made with this payment id then notify the merchant
*/
$message = "We are waiting for your payment to be confirmed";
$amount_atomic_units = $amount * 1000000000000;
$get_payments_method = $this->monero_daemon->get_payments($payment_id);
if (isset($get_payments_method["payments"][0]["amount"])) {
if ($get_payments_method["payments"][0]["amount"] >= $amount_atomic_units) {
$message = "Payment has been received and confirmed. Thanks!";
$this->log->add('Monero_gateway', '[SUCCESS] Payment has been recorded. Congratulations!');
$this->confirmed = true;
$order = wc_get_order($order_id);
$order->update_status('completed', __('Payment has been received', 'monero_gateway'));
global $wpdb;
$wpdb->query("DROP TABLE $payment_id"); // Drop the table from database after payment has been confirmed as it is no longer needed
$this->reloadTime = 3000000000000; // Greatly increase the reload time as it is no longer needed
}
}
return $message;
}
public function do_ssl_check()
{
if ($this->enabled == "yes" & & !$this->get_option('onion_service')) {
if (get_option('woocommerce_force_ssl_checkout') == "no") {
echo "< div class = \"error\" > < p > " . sprintf(__("< strong > %s< / strong > is enabled and WooCommerce is not forcing the SSL certificate on your checkout page. Please ensure that you have a valid SSL certificate and that you are < a href = \"%s\" > forcing the checkout pages to be secured.< / a > "), $this->method_title, admin_url('admin.php?page=wc-settings& tab=checkout')) . "< / p > < / div > ";
}
}
}
public function connect_daemon()
{
$host = $this->settings['daemon_host'];
$port = $this->settings['daemon_port'];
$monero_library = new Monero($host, $port);
if ($monero_library->works() == true) {
echo "< div class = \"notice notice-success is-dismissible \ " > < p > Everything works! Congratulations and welcome to Monero. < button type = \"button\" class = \"notice-dismiss\" >
< span class = \"screen-reader-text\" > Dismiss this notice.< / span >
< / button > < / p > < / div > ";
} else {
$this->log->add('Monero_gateway', '[ERROR] Plugin can not reach wallet rpc.');
echo "< div class = \" notice notice-error \ " > < p > Error with connection of daemon, see documentation!< / p > < / div > ";
}
}
}
