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< ? php
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/*
* Main Gateway of Monero using a daemon online
* This code isn ' t for Dark Net Markets , please report them to Authority !
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* Authors : Serhack and cryptochangements34
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*/
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class Monero_Gateway extends WC_Payment_Gateway
{
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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' );
$this -> title = __ ( " Monero Gateway " , 'monero_gateway' );
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$this -> version = " 0.3 " ;
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//
$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 (
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'title' => __ ( 'Monero wallet rpc Host/ IP' , 'monero_gateway' ),
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'type' => 'text' ,
'desc_tip' => __ ( 'This is the Daemon Host/IP to authorize the payment with port' , 'monero_gateway' ),
'default' => 'localhost' ,
),
'daemon_port' => array (
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'title' => __ ( 'Monero wallet rpc port' , 'monero_gateway' ),
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'type' => 'text' ,
'desc_tip' => __ ( 'This is the Daemon Host/IP to authorize the payment with port' , 'monero_gateway' ),
'default' => '18080' ,
),
'username' => array (
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'title' => __ ( 'Monero Wallet username' , 'monero_gateway' ),
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'desc_tip' => __ ( 'This is the username that you used with your monero wallet-rpc' , 'monero_gateway' ),
'type' => __ ( 'text' ),
'default' => __ ( 'username' , 'monero_gateway' ),
),
'password' => array (
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'title' => __ ( 'Monero wallet RPC password' , 'monero_gateway' ),
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'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> " ;
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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' >
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< span class = 'logo-xmr' >< img src = 'http://cdn.monerointegrations.com/logomonero.png' /></ span >
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< 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' >
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< span class = 'xmr-label' > Send :</ span >
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< div class = 'xmr-amount-box' > " . $amount_xmr2 . " </ div >< div class = 'xmr-box' > XMR </ div >
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</ div >
< div class = 'xmr-address' >
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< span class = 'xmr-label' > To this address :</ span >
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< div class = 'xmr-address-box' > " . $array_integrated_address['integrated_address'] . " </ div >
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</ div >
< div class = 'xmr-qr-code' >
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< span class = 'xmr-label' > Or scan QR :</ span >
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< div class = 'xmr-qr-code-box' >< img src = 'https://api.qrserver.com/v1/create-qr-code/? size=200x200&data=".$uri."' /></ div >
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</ 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 >
" ;
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echo "
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< 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
$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 (
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rate INT
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) " ;
$wpdb -> query ( $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)
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VALUES ( $live_for_storing ) " );
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}
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 ()
{
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if ( $this -> enabled == " yes " && ! $this -> get_option ( 'onion_service' )) {
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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 \" >
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< span class = \ " screen-reader-text \" >Dismiss this notice.</span>
</ button ></ p ></ div > " ;
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} 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> " ;
}
}
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}