Add configuration export

Update tweaked deprecation message
Update tested to 6.7

configuration-export.php

@@ -0,0 +1,58 @@
+<?php
+
+function onesignal_handle_export()
+{
+    if (isset($_POST['plugin_action']) && $_POST['plugin_action'] === 'export_settings') {
+
+        if (!check_admin_referer('onesignal_export_nonce')) {
+            wp_die(__('Security check failed', 'onesignal-push'));
+        }
+
+        $settings = get_option('OneSignalWPSetting');
+
+        // name and define settings groups
+        $groups = [
+            'OneSignal App ID' => '/^app_id/',
+            'General Options' => '/^(chrome_auto_|persist_|default_|utm_additional_)/',
+            'Slide Prompt Customizations' => '/^(prompt_customize_|prompt_action_|prompt_accept_|prompt_cancel_|prompt_auto_register)/',
+            'Subscription Bell Customizations' => '/^notifyButton_/',
+            'Welcome Notification Customizations'  => '/^(send_welcome_|welcome_)/',
+            'Plugin Settings & HTTP Setup - NO LONGER REQUIRED / DEPRECATED' => '/^(allowed_custom_|customize_http_|custom_manifest_|gcm_|is_site_|notification_on_|notification_title|onesignal_sw_|origin|prompt_auto_accept_title|prompt_example_|prompt_site_name|send_to_mobile_|showNotification|show_gcm_|how_notification_send_|subdomain|use_)/'
+        ];
+
+        // sort settings into the defined groups
+        foreach ($settings as $key => $value) {
+            foreach ($groups as $group_name => $pattern) {
+                if (preg_match($pattern, $key)) {
+                    $grouped_settings[$group_name][$key] = is_array($value) ? json_encode($value) : $value;
+                    break;
+                }
+            }
+        }
+
+        // create txt file with main title, group names, and settings.
+        $txt_data = "OneSignal Push Configuration Export\n\n\n";
+
+        foreach ($groups as $group_name => $pattern) {
+            if (isset($grouped_settings[$group_name])) {
+                $txt_data .= "=== $group_name ===\n";
+
+                foreach ($grouped_settings[$group_name] as $key => $value) {
+                    $txt_data .= "$key: $value\n";
+                }
+
+                $txt_data .= "\n\n";
+            }
+        }
+
+        header('Content-Type: text/plain');
+        header('Content-Disposition: attachment; filename="onesignal-configuration-export.txt"');
+        header('Content-Length: ' . strlen($txt_data));
+        header('Pragma: public');
+
+        echo $txt_data;
+        exit;
+    }
+}
+
+add_action('admin_init', 'onesignal_handle_export');

deprecation-notice.php

@@ -13,7 +13,7 @@ function notify_plugin_update() {
             <p>
               <strong>
                 OneSignal Push Important Update:</strong>
-                Before updating to Version 3 of the OneSignal WordPress plugin you must migrate your configuration to dashboard.onesignal.com.
+                We are soon releasing Version 3 of the OneSignal WordPress Plugin. Before updating, you must migrate your configuration to dashboard.onesignal.com.
                 <a target="_blank" href="https://documentation.onesignal.com/docs/wordpress-plugin-30">Learn More.</a>
             </p>
         </div>';

onesignal.php

@@ -25,6 +25,7 @@
 require_once plugin_dir_path(__FILE__).'onesignal-settings.php';
 require_once plugin_dir_path(__FILE__).'onesignal-widget.php';
 include_once plugin_dir_path(__FILE__).'deprecation-notice.php';
+include_once plugin_dir_path(__FILE__).'configuration-export.php';
 
 if (file_exists(plugin_dir_path(__FILE__).'onesignal-extra.php')) {
     require_once plugin_dir_path(__FILE__).'onesignal-extra.php';

readme.txt

@@ -3,8 +3,8 @@ Contributors: OneSignal
 Donate link: https://onesignal.com
 Tags: push notification, push notifications, desktop notifications, mobile notifications, chrome push, android, android notification, android notifications, android push, desktop notification, firefox, firefox push, mobile, mobile notification, notification, notifications, notify, onesignal, push, push messages, safari, safari push, web push, chrome
 Requires at least: 3.8
-Tested up to: 6.5
-Stable tag: 2.4.4
+Tested up to: 6.7
+Stable tag: 2.4.5
 License: GPLv2 or later
 License URI: http://www.gnu.org/licenses/gpl-2.0.html
 
@@ -66,7 +66,8 @@ OneSignal is trusted by over 1.8M+ developers and marketing strategists. We powe
 
 = 2.4.5 =
 - Add v2 plugin deprecation warning
-- Update "Tested up to" Wordpress version to 6.6
+- Add export current configuration
+- Update "Tested up to" Wordpress version to 6.7
 
 = 2.4.4 =
 - Update "Tested up to" Wordpress version to 6.5