Fix: Bug fixes and performance improvements

README.md

@@ -1,3 +1,108 @@
 # Payhubix Gateway
 
-Integrates Payhubix payment gateway with Easy Digital Downloads.
+[Payhubix](https://payhubix.com) is a reliable way to accept payments from around the world in popular cryptocurrencies. This plugin integrates Payhubix with **Easy Digital Downloads (EDD)**, enabling store owners to accept cryptocurrency payments with ease.
+
+# **User Manual for Payhubix Payment Gateway Plugin (Easy Digital Downloads)**
+
+## **Introduction**
+
+### **What is Easy Digital Downloads (EDD)?**
+
+Easy Digital Downloads is a lightweight and user-friendly plugin for WordPress, designed to sell digital products such as eBooks, software, music, or any downloadable content. EDD offers a seamless checkout experience, built-in reporting, and extensive customization options.
+
+### **Why Use EDD?**
+- Specifically designed for selling digital products.  
+- Simple to set up and configure.  
+- Supports multiple payment gateways.  
+- Highly customizable with extensions.  
+
+### **Features of Payhubix EDD Plugin**
+1. Accept payments in major cryptocurrencies.  
+2. Automatic conversion of order amounts into cryptocurrency.  
+3. Secure, reliable transactions.  
+4. User-friendly setup and configuration.  
+5. Customizable payment description and timeout settings.  
+
+---
+
+## **Installation Guide**
+
+### Step 1: Install and Activate Easy Digital Downloads
+1. Log in to your WordPress dashboard.  
+2. Navigate to **Plugins → Add New**.  
+3. Search for "Easy Digital Downloads" and click **Install Now**.  
+4. Activate the plugin after installation.
+
+---
+
+### Step 2: Install the Payhubix Plugin
+1. Upload the Payhubix EDD plugin:
+   - Go to **Plugins → Add New → Upload Plugin**.
+   - Select the plugin's `payhubix-gateway-edd.zip` file and click **Install Now**.
+2. After installation, click **Activate Plugin**.
+
+---
+
+### Step 3: Configure Payhubix Settings
+1. Navigate to **Downloads → Settings → Payments**.  
+2. Click the **Payhubix** tab in **settings** link to configure the gateway.  
+3. Under **Payment Gateways**, find and enable "Payhubix".  
+![payhubix-gateway-for-woocommerce](https://payhubix.storage.iran.liara.space/payhubix-edd-2.png)
+---
+
+## **Configuration Settings**
+Here are the fields available for configuration:
+![payhubix-gateway-for-woocommerce](https://payhubix.storage.iran.liara.space/payhubix-edd-1.png)
+### 1. **API Key**
+   - Your Payhubix API key for secure transactions.  
+   - Get your API key from your Payhubix account dashboard.
+
+### 2. **Shop ID**
+   - Your unique Payhubix Shop ID.  
+
+### 3. **Payment Timeout**
+   - The time allowed for customers to complete their cryptocurrency payment.  
+   - Options: `15 minutes` (default), `30 minutes`, `1 hour`, `2 hours`, `3 hours`.
+
+---
+
+## **How to Use Payhubix on Your EDD Store**
+
+### Step 1: Add Digital Products
+1. Navigate to **Downloads → Add New**.  
+2. Enter the product name, description, and pricing details.  
+3. Click **Publish**.
+
+### Step 2: Test the Checkout Process
+1. Add a product to the cart and proceed to checkout.  
+2. Select **Payhubix** as the payment method.  
+3. Complete the payment in cryptocurrency using the instructions provided.  
+
+---
+
+## **Tips for Store Owners**
+1. **Test Payments**  
+   - Use a test API key provided by Payhubix to simulate transactions before going live.  
+
+2. **Enable Debug Mode**  
+   - Add logging during initial setup to identify and resolve configuration issues.  
+
+3. **Keep API Credentials Secure**  
+   - Never share your API Key or Shop ID publicly.  
+
+4. **Update Plugin Regularly**  
+   - Always use the latest version of the Payhubix EDD plugin to ensure compatibility and security.  
+
+---
+
+## **Troubleshooting**
+If you encounter issues:
+1. Check the **Logs** under **Downloads → Tools → Logs** for errors.  
+2. Verify that your API Key and Shop ID are correct.  
+3. Ensure your server has access to Payhubix's API.  
+4. Contact Payhubix support for further assistance.  
+
+---
+
+## **Conclusion**
+By integrating Payhubix with Easy Digital Downloads, you can offer a seamless cryptocurrency payment experience for your customers, boosting your store's appeal and accessibility. Follow this guide to set up your plugin and start accepting crypto payments today!  

edd-payhubix.php → payhubix-gateway-edd/edd-payhubix.php

@@ -1,13 +1,13 @@
 <?php
 /**
- * Plugin Name: Payhubix Payment Gateway for Easy Digital Downloads
+ * Plugin Name: Payhubix Gateway for Easy Digital Downloads
  * Plugin URI: https://payhubix.com
  * Description: Integrates Payhubix payment gateway with Easy Digital Downloads
- * Version: 1.0.0
+ * Version: 1.1.0
  * Author: Payhubix TM, Mohammad Bina
  * Author URI: https://payhubix.com
  * License: GPL-2.0+
- * Text Domain: payhubix-edd-gateway
+ * Text Domain: payhubix-gateway-edd
  */
 
 if (!defined('ABSPATH')) {
@@ -38,38 +38,38 @@ private function init_hooks() {
     public function register_gateway($gateways) {
         $gateways['payhubix'] = array(
             'admin_label' => 'Payhubix',
-            'checkout_label' => __('Pay with Payhubix', 'payhubix-edd-gateway')
+            'checkout_label' => __('Pay with Payhubix', 'payhubix-gateway-edd')
         );
         return $gateways;
     }
 
     public function add_gateway_section($sections) {
-        $sections['payhubix'] = __('Payhubix', 'payhubix-edd-gateway');
+        $sections['payhubix'] = __('Payhubix', 'payhubix-gateway-edd');
         return $sections;
     }
 
     public function add_gateway_settings($settings) {
         $payhubix_settings = array(
             array(
                 'id' => 'payhubix_settings',
-                'name' => '<strong>' . __('Payhubix Settings', 'payhubix-edd-gateway') . '</strong>',
+                'name' => '<strong>' . __('Payhubix Settings', 'payhubix-gateway-edd') . '</strong>',
                 'type' => 'header',
             ),
             array(
                 'id' => 'payhubix_api_key',
-                'name' => __('Payhubix API Key', 'payhubix-edd-gateway'),
+                'name' => __('Payhubix API Key', 'payhubix-gateway-edd'),
                 'type' => 'textarea',
-                'desc' => __('Enter your Payhubix API Key', 'payhubix-edd-gateway')
+                'desc' => __('Enter your Payhubix API Key', 'payhubix-gateway-edd')
             ),
             array(
                 'id' => 'payhubix_shop_id',
-                'name' => __('Payhubix Shop ID', 'payhubix-edd-gateway'),
+                'name' => __('Payhubix Shop ID', 'payhubix-gateway-edd'),
                 'type' => 'text',
-                'desc' => __('Enter your Payhubix Shop ID', 'payhubix-edd-gateway')
+                'desc' => __('Enter your Payhubix Shop ID', 'payhubix-gateway-edd')
             ),
             array(
                 'id' => 'payhubix_time_for_payment',
-                'name' => __('Time for Payment', 'payhubix-edd-gateway'),
+                'name' => __('Time for Payment', 'payhubix-gateway-edd'),
                 'type' => 'select',
                 'options' => array(
                     '00:15' => '15 minutes',
@@ -78,15 +78,14 @@ public function add_gateway_settings($settings) {
                     '02:00' => '2 hours',
                     '03:00' => '3 hours',
                 ),
-                'desc' => __('Select the time allowed for payment', 'payhubix-edd-gateway')
+                'desc' => __('Select the time allowed for payment', 'payhubix-gateway-edd')
             )
         );
 
-        if (current_filter() === 'edd_settings_gateways') {
-            $settings = array_merge($settings, $payhubix_settings);
-        }
+        $gateway_settings = $settings;
+        $gateway_settings['payhubix'] = $payhubix_settings;
 
-        return $settings;
+        return $gateway_settings;
     }
 
     public function payment_form() {
@@ -99,7 +98,7 @@ public function process_payment($purchase_data) {
         $this->time_for_payment = edd_get_option('payhubix_time_for_payment', '02:00');
 
         if (empty($this->api_key) || empty($this->shop_id)) {
-            edd_set_error('payhubix_config_error', __('Payhubix gateway is not configured correctly.', 'payhubix-edd-gateway'));
+            edd_set_error('payhubix_config_error', __('Payhubix gateway is not configured correctly.', 'payhubix-gateway-edd'));
             edd_send_back_to_checkout();
             return;
         }
@@ -151,7 +150,7 @@ private function call_payhubix_api($payment_id, $purchase_data) {
         ];
 
         $args = [
-            'body'        => json_encode($data),
+            'body'        => wp_json_encode($data),
             'headers'     => [
                 'Content-Type' => 'application/json',
                 'X-Api-key'    => $this->api_key,
@@ -183,14 +182,13 @@ private function call_payhubix_api($payment_id, $purchase_data) {
 
     public function listen_for_payhubix_callback() {
 
-        if (!isset($_GET['edd-listener']) || $_GET['edd-listener'] !== 'payhubix') {
+        if (!isset($_GET['order_id']) || !isset($_GET['edd-listener']) || $_GET['edd-listener'] !== 'payhubix') {
             return;
         }
 
-        $payment_id = $_GET['order_id'];
+        $payment_id = sanitize_text_field(wp_unslash($_GET['order_id']));
 
         if (!$payment_id) {
-            error_log('Payhubix callback: Payment not found for key ' . $_GET['key']);
             wp_redirect(edd_get_checkout_uri());
             exit;
         }
@@ -203,7 +201,6 @@ public function listen_for_payhubix_callback() {
             $invoice_data = $data['message'];
 
             if ($invoice_id != $invoice_data['link']) {
-                error_log('Payhubix callback: Invoice ID mismatch for payment ' . $payment_id);
                 wp_redirect(edd_get_checkout_uri());
                 exit;
             }
@@ -212,6 +209,8 @@ public function listen_for_payhubix_callback() {
                 case 'Paid':
                     edd_update_payment_status($payment_id, 'complete');
                     edd_insert_payment_note($payment_id, 'Payment successfully processed by Payhubix.');
+                    wp_redirect(edd_get_success_page_uri());
+                    exit;
                     break;
 
                 case 'Canceled':
@@ -231,10 +230,9 @@ public function listen_for_payhubix_callback() {
                     break;
             }
 
-            wp_redirect(edd_get_success_page_uri());
+            wp_redirect(edd_get_failed_transaction_uri());
             exit;
         } else {
-            error_log('Payhubix callback error: ' . json_encode($data));
             wp_redirect(edd_get_checkout_uri());
             exit;
         }
@@ -270,4 +268,4 @@ function payhubix_edd_init() {
     new Payhubix_EDD_Gateway();
 }
 add_action('plugins_loaded', 'payhubix_edd_init');
-?>
+?>

payhubix-gateway-edd/readme.txt

@@ -0,0 +1,43 @@
+=== Payhubix Gateway for Easy Digital Downloads ===
+Contributors: Payhubix TM, Mohammad Bina
+Donate link: https://payhubix.com/
+Tags: easy-digital-downloads, payhubix, gateway
+Requires at least: 6.5 or higher
+Tested up to: 6.7.1
+Stable tag: 1.1.0
+Requires PHP: 7.4
+License: GPLv2 or later
+License URI: http://www.gnu.org/licenses/gpl-2.0.html
+
+Easy Digital Downloads Payhubix Gateway** Integrates Payhubix payment gateway with Easy Digital Downloads.
+
+
+
+== Description ==
+**Payhubix is a reliable way to accept payments from around the world in popular cryptocurrencies. This plugin integrates Payhubix with Easy Digital Downloads (EDD), enabling store owners to accept cryptocurrency payments with ease.
+
+
+
+== Features ==
+ * Compatible with latest Easy Digital Downloads and older versions
+ * Simple and user-friendly settings panel
+ * Ability to set the invoice expiration time
+ * Display payment gateway errors
+
+
+
+== Installation ==
+1. Upload the ‘payhubix-gateway-edd’ folder to the path ‘/wp-content/plugins/’.
+2. Activate the plugin through the ‘Plugins’ menu in WordPress.
+3. You can configure the plugin settings through the Easy Digital Downloads settings / Payment section / Payhubix tab.
+
+
+
+== Change log ==
+
+= 1.1.0 =
+ * Bug fixes and performance improvements
+
+= 1.0.0 =
+ * Initial release
+