refactor: updates default options handling logic

Author: Pathan-Amaankhan

admin/class-nginx-helper-admin.php

@@ -272,7 +272,7 @@ public function nginx_helper_default_settings() {
 			'purge_page_on_mod'                => 1,
 			'purge_page_on_new_comment'        => 1,
 			'purge_page_on_deleted_comment'    => 1,
-			'purge_feeds'                      => 0,
+			'purge_feeds'                      => 1,
 			'redis_hostname'                   => '127.0.0.1',
 			'redis_port'                       => '6379',
 			'redis_prefix'                     => 'nginx-cache:',

admin/partials/nginx-helper-general-options.php

@@ -59,6 +59,18 @@
 		$nginx_helper_admin->nginx_helper_default_settings()
 	);
 
+    $site_options = get_site_option( 'rt_wp_nginx_helper_options', array() );
+
+    // Uncheck checkbox fields whose default value is `1` but user has unchecked.
+    foreach ( $nginx_helper_admin->nginx_helper_default_settings() as $default_setting_field => $default_setting_value ) {
+
+        if ( 1 === $default_setting_value && isset( $site_options[ $default_setting_field ] ) && empty( $all_inputs[ $default_setting_field ] ) ) {
+
+	        $nginx_settings[ $default_setting_field ] = 0;
+
+        }
+    }
+
 	if ( ( ! is_numeric( $nginx_settings['log_filesize'] ) ) || ( empty( $nginx_settings['log_filesize'] ) ) ) {
 		$error_log_filesize = __( 'Log file size must be a number.', 'nginx-helper' );
 		unset( $nginx_settings['log_filesize'] );