Add the development version 1.4.3

Related #53 and #54

inc/class-wooviet-vnd-paypal-standard.php

@@ -25,6 +25,8 @@ class WooViet_VND_PayPal_Standard {
 	 */
 	protected $paypal_currency = 'USD';
 
+	//@todo - declare two vars 
+
 	/**
 	 * WooViet_VND_PayPal_Standard constructor.
 	 *
@@ -44,8 +46,12 @@ class WooViet_VND_PayPal_Standard {
 		// Add the exchange rate info for this gateway in the checkout page before proceeding in the PayPal pages
 		add_filter( 'option_woocommerce_paypal_settings', array( $this, 'add_exchange_rate_info' ), 11 );
 
-		// Match currency of Paypal with local order
-		add_action( 'valid-paypal-standard-ipn-request', array( $this, 'match_currency_order' ), 10 );
+		// Match currency and amount between Paypal and WC Order
+		add_action( 'valid-paypal-standard-ipn-request', array( $this, 'match_order_currency_and_amount' ), 5 );
+
+		// Restore currency and amount for WC Order
+		add_action( 'valid-paypal-standard-ipn-request', array( $this, 'restore_order_currency_and_amount' ), 15 );
+		
 	}
 
 	/**
@@ -111,17 +117,78 @@ class WooViet_VND_PayPal_Standard {
 	}
 
 	/*	
-	* Match response currency from Paypal IPN with the order
+	* Match currency and amount from Paypal IPN with the order
 	* 
 	* Topic https://wordpress.org/support/topic/loi-order-bi-on-hold/
 	*
-	* @author 	Longkt
-	* @since 	1.4
+	* @author 	htdat
+	* @since 	1.4.3
 	*/
-	public function match_currency_order($posted) {
-		if($posted['mc_currency']) {
-			$posted['mc_currency'] = $order->get_currency();
-		}		
+	public function match_order_currency_and_amount($posted) {
+
+		$order = ! empty( $posted['custom'] ) ? $this->get_paypal_order( $posted['custom'] ) : false;
+
+		if ( $order ) {
+			$this->original_order_currency = $order->get_currency();
+			$this->original_order_total = $order->get_total();
+
+			$order->set_currency( $posted['mc_currency'] );
+			$order->set_total( $posted['mc_gross'] );
+
+			$order->save();
+		}
+
 	}
 
+	/*	
+	* Restore currency and amount of the order after the 'match_order_currency_and_amount' action
+	*
+	* @author 	htdat
+	* @since 	1.4.3
+	*/
+	public function restore_order_currency_and_amount($posted) {
+
+		$order = ! empty( $posted['custom'] ) ? $this->get_paypal_order( $posted['custom'] ) : false;
+
+		if ( $order ) {
+
+			$order->set_currency( $this->original_order_currency );
+			$order->set_total( $this->original_order_total );
+
+			$order->save();
+		}
+
+	}
+
+
+	/**
+	 * @see Grab this code from - can not call it directly https://github.com/woocommerce/woocommerce/blob/f5c2f89af6a9421af8edc2a4aa20d372e5be40f8/includes/gateways/paypal/includes/class-wc-gateway-paypal-response.php#L30 
+	 * 
+	 * @since 1.4.3 
+	 * @author htdat
+	 */
+	protected function get_paypal_order( $raw_custom ) {
+		// We have the data in the correct format, so get the order.
+		$custom = json_decode( $raw_custom );
+		if ( $custom && is_object( $custom ) ) {
+			$order_id  = $custom->order_id;
+			$order_key = $custom->order_key;
+		} else {
+			// Nothing was found.
+			WC_Gateway_Paypal::log( 'Order ID and key were not found in "custom".', 'error' );
+			return false;
+		}
+		$order = wc_get_order( $order_id );
+		if ( ! $order ) {
+			// We have an invalid $order_id, probably because invoice_prefix has changed.
+			$order_id = wc_get_order_id_by_order_key( $order_key );
+			$order    = wc_get_order( $order_id );
+		}
+		if ( ! $order || $order->get_order_key() !== $order_key ) {
+			WC_Gateway_Paypal::log( 'Order Keys do not match.', 'error' );
+			return false;
+		}
+		return $order;
+	}	
+
 }

readme.md

@@ -8,6 +8,14 @@ Xem phiên bản tiếng Việt tại đây https://vi.wordpress.org/plugins/woo
 
 ## Changelog
 
+### 1.4.2 - 2018.04.26 =
+
+* Fix the fatal error when WooCommerce PayPal Express Checkout Gateway is not active. 
+
+### 1.4.1 - 2018.04.26 =
+
+* Fix the SVN command, missing some files on WP.org repo. 
+
 ### 1.4 - 2018.04.24
 
 * Fix the on-hold order issue with PayPal Standard.

readme.txt

@@ -4,7 +4,7 @@ Tags: OnePay WooCommerce, OnePay Vietnam, WooCommerce Vietnam, vietnam, vietname
 Requires at least: 4.3
 Tested up to: 4.9.5
 Requires PHP: 5.6
-Stable tag: 1.4
+Stable tag: 1.4.3-dev
 License: GPLv2 or later
 License URI: https://www.gnu.org/licenses/gpl-2.0.html
 
@@ -16,9 +16,6 @@ Add features to WooCommerce stores having anything related to Vietnam: currency,
 
 Xem phiên bản tiếng Việt tại đây [https://vi.wordpress.org/plugins/woo-viet/](https://vi.wordpress.org/plugins/woo-viet/)
 
-**NEW FEATURE**:
-Add [the OnePay domestic (local ATM cards) gateway](http://onepay.com.vn/).
-
 = FEATURES =
 
 * Change the VND currency symbol `đ` to anything, e.g: `VND`, `VNĐ`, `đồng`, etc.
@@ -26,7 +23,7 @@ Add [the OnePay domestic (local ATM cards) gateway](http://onepay.com.vn/).
 * Add districts to Vietnam provinces.
 * Convert `000` of prices to `K` (or anything). E.g: `50000` (VND) will be `50K` (VND), or `50 thousand` (VND).
 * Support `VND` for [the PayPal Standard gateway](https://docs.woocommerce.com/document/paypal-standard/). Convert `VND` prices to any PayPal supported currency before sending visitors to the PayPal pages.
-* Support `VND` for [the PayPal Express Checkout gateway](https://docs.woocommerce.com/document/paypal-express-checkout/)
+* Support `VND` for [the PayPal Express Checkout gateway](https://docs.woocommerce.com/document/paypal-express-checkout/).
 * Add [the OnePay domestic (local ATM cards) gateway](http://onepay.com.vn/). Implement all methods in [the official documents](https://mtf.onepay.vn/developer/?page=modul_noidia_php): QueryDR, IPN, and Return URL.
 
 = ROAD MAP =
@@ -76,6 +73,14 @@ Follow these steps to install and use the plugin:
 
 == Changelog ==
 
+= 1.4.2 - 2018.04.26 =
+
+* Fix the fatal error when WooCommerce PayPal Express Checkout Gateway is not active. 
+
+= 1.4.1 - 2018.04.26 =
+
+* Fix the SVN command, missing some files on WP.org repo. 
+
 = 1.4 - 2018.04.24 =
 
 * Fix the on-hold order issue with PayPal Standard.

woo-viet.php

@@ -7,7 +7,7 @@
  * Author URI: https://profiles.wordpress.org/htdat
  * Text Domain: woo-viet
  * Domain Path: /languages
- * Version: 1.4
+ * Version: 1.4.2
  *
  * WC requires at least: 2.6
  * WC tested up to: 2.3
@@ -211,8 +211,9 @@ class WooViet {
 		}
 
 		// Check if "Support VND for the PayPal Express Checkout gateway" is enabled
-		if ( 'yes' == $settings['vnd_paypal_express_checkout']['enabled'] ) {
-			include( WOO_VIET_DIR . 'inc/class-wooviet-vnd-paypal-express-checkout.php' );
+		if ( 'yes' == $settings['vnd_paypal_express_checkout']['enabled'] 
+			AND class_exists( 'WC_Gateway_PPEC_Plugin' )
+		) {			include( WOO_VIET_DIR . 'inc/class-wooviet-vnd-paypal-express-checkout.php' );
 			$this->VND_PayPal_Express_Checkout = new WooViet_VND_PayPal_Express_Checkout(
 				$settings['vnd_paypal_express_checkout']['rate'],
 				$settings['vnd_paypal_express_checkout']['currency']