Merge pull request #1036 from Codeinwp/bugfix/pro/396

Fixed compatibility issue with WP VIP

Author: vytisbulkevicius

classes/Visualizer/Module.php

@@ -523,6 +523,10 @@ protected function get_user_customization_js() {
 		require_once( ABSPATH . 'wp-admin/includes/file.php' );
 		WP_Filesystem();
 		global $wp_filesystem;
+		if ( ! is_a( $wp_filesystem, 'WP_Filesystem_Base' ) ) {
+			$creds = request_filesystem_credentials( site_url() );
+			wp_filesystem( $creds );
+		}
 
 		$multisite_arg = '/';
 		if ( is_multisite() && ! is_main_site() ) {

classes/Visualizer/Module/Chart.php

@@ -1587,6 +1587,10 @@ public function save_chart_image( $base64_img, $chart_id, $save_attachment = tru
 		require_once ABSPATH . '/wp-admin/includes/file.php';
 		\WP_Filesystem();
 		global $wp_filesystem;
+		if ( ! is_a( $wp_filesystem, 'WP_Filesystem_Base' ) ) {
+			$creds = request_filesystem_credentials( site_url() );
+			wp_filesystem( $creds );
+		}
 		$upload_file = $wp_filesystem->put_contents( $upload_path . $hashed_filename, $decoded );
 
 		// Insert new chart image.

index.php

@@ -73,7 +73,9 @@ function visualizer_launch() {
 	define( 'VISUALIZER_REST_VERSION', 1 );
 	// if the below is true, then the js/customization.js in the plugin folder will be used instead of the one in the uploads folder (if it exists).
 	// this is also used in Block.php
-	define( 'VISUALIZER_TEST_JS_CUSTOMIZATION', false );
+	if ( ! defined( 'VISUALIZER_TEST_JS_CUSTOMIZATION' ) ) {
+		define( 'VISUALIZER_TEST_JS_CUSTOMIZATION', false );
+	}
 
 	if ( ! defined( 'VISUALIZER_CSV_DELIMITER' ) ) {
 		define( 'VISUALIZER_CSV_DELIMITER', ',' );