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edd-securionpay.php
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edd-securionpay.php
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<?php
/**
* Plugin Name: Payment Gateway For EDD - SecurionPay
* Author: Sajjad Hossain Sagor
* Description: Integrate SecurionPay payment gateway to your Easy Digital Downloads (EDD) store.
* Version: 1.0.3
* Author URI: http://sajjadhsagor.com
* Text Domain: edd-securionpay
* Domain Path: languages
*/
if ( ! defined( 'ABSPATH' ) )
{
exit;
}
// Define Gateway Name (Used as ID)
define( 'EDD_SECURIONPAY_GATEWAY', 'edd_securionpay_gateway' );
/**
* Load plugin textdomain.
*/
function edd_securionpay_load_textdomain()
{
load_plugin_textdomain( 'edd-securionpay', false, basename( dirname( __FILE__ ) ) . '/languages' );
}
add_action( 'init', 'edd_securionpay_load_textdomain' );
/**
* Checking if Easy Digital Downloads is either installed or active
*/
register_activation_hook( __FILE__, 'edd_securionpay_check_plugin_activation_status' );
add_action( 'admin_init', 'edd_securionpay_check_plugin_activation_status' );
function edd_securionpay_check_plugin_activation_status()
{
if ( ! in_array( 'easy-digital-downloads/easy-digital-downloads.php', apply_filters( 'active_plugins', get_option( 'active_plugins' ) ) ) )
{
// Deactivate the plugin
deactivate_plugins(__FILE__);
// Throw an error in the wordpress admin console
$error_message = __( 'SecurionPay for Easy Digital Downloads requires <a href="https://wordpress.org/plugins/easy-digital-downloads/">Easy Digital Downloads</a> plugin to be active! <a href="javascript:history.back()"> Go back & activate Easy Digital Downloads Plugin First.</a>', 'edd-securionpay' );
wp_die( $error_message, "Easy Digital Downloads Plugin Not Found" );
}
}
// registers the gateway
add_filter( 'edd_payment_gateways', 'edd_securionpay_register_gateway' );
function edd_securionpay_register_gateway( $gateways )
{
$gateways[ EDD_SECURIONPAY_GATEWAY ] = array(
'admin_label' => __( 'Securionpay', 'edd-securionpay' ),
'checkout_label' => __( 'Securionpay Payment Gateway', 'edd-securionpay' ),
);
return $gateways;
}
/**
* Adds the Securionpay gateway settings to the Payment Gateways section.
*
* @param $settings
*
* @return array
*/
function edd_securionpay_add_settings( $settings )
{
$edd_securionpay_gateway_settings = array(
array(
'id' => 'edd_securionpay_gateway_heading',
'type' => 'header',
'name' => __( 'Securionpay Payment Gateway', 'edd-securionpay' )
),
array(
'id' => 'edd_securionpay_api_key',
'type' => 'text',
'name' => 'API Secret Key',
'size' => 'regular',
'desc' => __( 'You can find you Secret Key in <a href="https://securionpay.com/account-settings#api-keys">your account settings</a> once you login to your account.', 'edd-securionpay' )
)
);
return array_merge( $settings, $edd_securionpay_gateway_settings );
}
/**
* Hooks a function into the filter 'edd_settings_gateways' which is defined by
* the EDD's core plugin.
*/
add_filter( 'edd_settings_gateways', 'edd_securionpay_add_settings' );
/**
* Creates a payment on the gateway.
* See https://securionpay.com/docs/api#charge-create for more information.
*
* @param $purchase_data
* The argument which will be passed to
* the hook edd_gateway_{payment gateway ID}
*
* @return bool
*/
use SecurionPay\SecurionPayGateway;
use SecurionPay\Exception\SecurionPayException;
function edd_securionpay_process_purchase( $purchase_data )
{
// check for nonce to skip security vulnerability
if( ! wp_verify_nonce( $purchase_data['gateway_nonce'], 'edd-gateway' ) )
{
wp_die( __( 'Nonce verification has failed', 'easy-digital-downloads' ), __( 'Error', 'edd-securionpay' ), array( 'response' => 403 ) );
}
global $edd_options;
// load the securionpay library [https://github.com/securionpay/securionpay-php]
require dirname(__FILE__) . "/includes/vendor/autoload.php";
// make up the data to add a pending payment order first
$payment_data = array(
'price' => $purchase_data['price'],
'date' => $purchase_data['date'],
'user_email' => $purchase_data['user_email'],
'purchase_key' => $purchase_data['purchase_key'],
'currency' => edd_get_currency(),
'downloads' => $purchase_data['downloads'],
'user_info' => $purchase_data['user_info'],
'cart_details' => $purchase_data['cart_details'],
'status' => 'pending',
);
// record the pending payment
$payment_id = edd_insert_payment( $payment_data );
// if couldn't process exit and get back to checkout again
if ( empty( $payment_id ) )
{
edd_send_back_to_checkout( '?payment-mode=' . $purchase_data['post_data']['edd-gateway'] );
}
// if not API key set then no going forward
if ( empty( $edd_options['edd_securionpay_api_key'] ) )
{
// send user to payment failed page
wp_redirect( get_permalink( $edd_options['failure_page'] ) );
}
// SecurionPay API key
$api_key = $edd_options['edd_securionpay_api_key'];
// amount to charge
$amount = edd_securionpay_get_amount( $purchase_data['price'], edd_get_currency() );
// success page to redirect after payment processed successfully
$callback = get_permalink( $edd_options['success_page'] );
// initiate the SecurionPay gateway library class
$gateway = new SecurionPayGateway( $api_key );
// make up the data to send to Gateway API
$request = array(
'amount' => $amount,
'currency' => edd_get_currency(),
'card' => array(
'cardholderName' => $purchase_data['card_info']['card_name'],
'number' => $purchase_data['card_info']['card_number'],
'cvc' => $purchase_data['card_info']['card_cvc'],
'expMonth' => $purchase_data['card_info']['card_exp_month'],
'expYear' => $purchase_data['card_info']['card_exp_year'],
'addressLine1' => $purchase_data['card_info']['card_address'],
'addressCity' => $purchase_data['card_info']['card_city'],
'addressState' => $purchase_data['card_info']['card_state'],
'addressZip' => $purchase_data['card_info']['card_zip'],
'addressCountry' => $purchase_data['card_info']['card_country']
)
);
// go for it... charge the amount and see if it has any chance...
try
{
// the charge object after successfully charging a card
// do something with charge object - see https://securionpay.com/docs/api#charge-object
$charge = $gateway->createCharge( $request );
// charge id will be used as TransactionID for reference
$chargeId = $charge->getId();
// Saves transaction id
edd_insert_payment_note( $payment_id, '_edd_securionpay_transaction_id', $chargeId );
edd_insert_payment_note( $payment_id, __( 'Transaction ID : ', 'edd-securionpay' ) . $chargeId );
// now we better empty the cart
edd_empty_cart();
// we change the payment status as completed
edd_update_payment_status( $payment_id, 'publish' );
edd_send_to_success_page();
}
catch ( SecurionPayException $e )
{
//something went wrong buddy!
// handle error response - see https://securionpay.com/docs/api#error-object
$errorType = $e->getType();
$errorCode = $e->getCode();
$errorMessage = $e->getMessage();
// add the error message to the order
edd_insert_payment_note( $payment_id, $errorMessage );
// change the order as failed
edd_update_payment_status( $payment_id, 'failed' );
// redirect
wp_redirect( get_permalink( $edd_options['failure_page'] ) );
}
}
/**
* Hooks into edd_gateway_{payment gateway ID} which is defined in the
* EDD's core plugin.
*/
add_action( 'edd_gateway_' . EDD_SECURIONPAY_GATEWAY, 'edd_securionpay_process_purchase' );
/**
* Shows checkbox to automatically refund payments made in Securionpay.
*
* @since 1.0.0
*
* @param int $payment_id The current payment ID.
* @return void
*/
function edd_securionpay_refund_admin_js( $payment_id = 0 )
{
global $edd_options;
// If not the proper gateway, return early.
if ( EDD_SECURIONPAY_GATEWAY !== edd_get_payment_gateway( $payment_id ) )
{
return;
}
// If our credentials (Secret key) are not set, return early.
if ( empty( $edd_options['edd_securionpay_api_key'] ) )
{
return;
}
// Localize the refund checkbox label.
$label = __( 'Refund Payment in Securionpay', 'edd-securionpay' );
?>
<script type="text/javascript">
jQuery( document ).ready( function( $ )
{
$( 'select[name=edd-payment-status]' ).change( function()
{
if ( 'refunded' == $( this ).val() )
{
$( this ).parent().parent().append( '<input type="checkbox" id="edd-securionpay-refund" name="edd-securionpay-refund" value="1" style="margin-top:0">' );
$( this ).parent().parent().append( '<label for="edd-securionpay-refund"><?php echo $label; ?></label>' );
}
else
{
$( '#edd-securionpay-refund' ).remove();
$( 'label[for="edd-securionpay-refund"]' ).remove();
}
} );
} );
</script>
<?php
}
add_action( 'edd_view_order_details_before', 'edd_securionpay_refund_admin_js', 100 );
/**
* Possibly refunds a payment made with Securionpay Gateway.
*
* @since 1.0.0
*
* @param int $payment_id The current payment ID.
* @return void
*/
function edd_maybe_refund_securionpay_purchase( EDD_Payment $payment )
{
// check if current user can actually have the permission to process refund
if( ! current_user_can( 'edit_shop_payments', $payment->ID ) )
{
return;
}
// is it a refund request
if( empty( $_POST['edd-securionpay-refund'] ) )
{
return;
}
// If the payment has already been refunded in the past, return early.
$processed = $payment->get_meta( '_edd_securionpay_refunded', true );
if ( $processed )
{
return;
}
// If not Securionpay, return early.
if ( EDD_SECURIONPAY_GATEWAY !== $payment->gateway )
{
return;
}
// Process the refund in Securionpay.
edd_refund_securionpay_purchase( $payment );
}
add_action( 'edd_pre_refund_payment', 'edd_maybe_refund_securionpay_purchase', 999 );
/**
* Refunds a purchase made via Securionpay.
*
* @since 1.0.0
*
* @param object|int $payment The payment ID or object to refund.
* @return void
*/
function edd_refund_securionpay_purchase( $payment )
{
global $edd_options;
// If our credentials (Secret key) are not set, return early.
$api_key = empty( $edd_options['edd_securionpay_api_key'] ) ? '' : $edd_options['edd_securionpay_api_key'];
if ( empty( $api_key ) )
{
return ;
}
// if not $payment is an intance of EDD_Payment class then create one quick
if( ! $payment instanceof EDD_Payment && is_numeric( $payment ) ) {
$payment = new EDD_Payment( $payment );
}
// the transaction_id we saved while checkout
$chargeID = $payment->get_meta( '_edd_securionpay_transaction_id', true );
// if not set then no refund can happen buddy!
if ( empty( $chargeID ) )
{
return;
}
// load the securionpay library [https://github.com/securionpay/securionpay-php]
require dirname(__FILE__) . "/includes/vendor/autoload.php";
// initiate the SecurionPay gateway library class
$gateway = new SecurionPayGateway( $api_key );
// make up the data to send to Gateway API
$request = array(
'chargeId' => $chargeID
);
// try to refund the amount
try
{
$refund = $gateway->refundCharge( $request );
// do something with charge object - see https://securionpay.com/docs/api#charge-object
$chargeId = $refund->getId();
$Amount = $refund->getAmount();
$Currency = $refund->getCurrency();
// Prevents the Securionpay gateway from trying to process the refund multiple times...
$payment->update_meta( '_edd_securionpay_refunded', true );
$payment->add_note( sprintf( __( 'Securionpay successfully refunded %s %s', 'edd-securionpay' ), $Amount, $Currency ) );
}
catch ( SecurionPayException $e )
{
// handle error response - see https://securionpay.com/docs/api#error-object
$errorMessage = $e->getMessage();
$payment->add_note( sprintf( __( 'Securionpay refund failed : %s', 'edd-securionpay' ), $errorMessage ) );
return false;
}
// Run hook letting people know the payment has been refunded successfully.
do_action( 'edd_securionpay_refund_purchase', $payment );
}
/**
* Helper function to convert amount to minor unit
*
* Charge amount in minor units of given currency.
* For example 10€ is represented as "1000" and 10¥ is represented as "10".
* @param $amount
* @param $currency
*
* @return float|int
*/
function edd_securionpay_get_amount( $amount, $currency )
{
// if it's Chinese yuan (¥) or japanese yen then no amount conversion
switch ( strtolower( $currency ) )
{
case strtolower( 'JPY' ):
case strtolower( 'BIF' ):
case strtolower( 'CLP' ):
case strtolower( 'DJF' ):
case strtolower( 'GNF' ):
case strtolower( 'ISK' ):
case strtolower( 'KMF' ):
case strtolower( 'KRW' ):
case strtolower( 'PYG' ):
case strtolower( 'RWF' ):
case strtolower( 'UGX' ):
case strtolower( 'UYI' ):
case strtolower( 'XAF' ):
return $amount;
break;
default:
return $amount * 100;
break;
}
}