Fix Invalid argument supplied for foreach() (#5)

* Fix warning: Invalid argument supplied for foreach() #985 (#4) * Bump version to 1.6.20 * Add constant for version in the class Co-authored-by: Olawale Adesina <[email protected]>
publishpress · Apr 13, 2022 · e2931cf · e2931cf
1 parent 35458ad
commit e2931cf
Showing 1 changed file with 9 additions and 4 deletions.
diff --git a/EDD_SL_Plugin_Updater.php b/EDD_SL_Plugin_Updater.php
@@ -13,9 +13,11 @@
  * Allows plugins to use their own update API.
  *
  * @author Easy Digital Downloads
- * @version 1.6.19
+ * @version 1.6.20
  */
 class EDD_SL_Plugin_Updater {
+
+    const VERSION = '1.6.20';
 
     private $api_url     = '';
     private $api_data    = array();
@@ -359,8 +361,11 @@ public function plugins_api_filter( $_data, $_action = '', $_args = null ) {
      */
     private function convert_object_to_array( $data ) {
         $new_data = array();
-        foreach ( $data as $key => $value ) {
-            $new_data[ $key ] = is_object( $value ) ? $this->convert_object_to_array( $value ) : $value;
+
+        if (is_object($data) || is_array($data)) {
+            foreach ($data as $key => $value) {
+                $new_data[ $key ] = is_object($value) ? $this->convert_object_to_array($value) : $value;
+            }
         }
 
         return $new_data;
@@ -588,4 +593,4 @@ private function verify_ssl() {
         return (bool) apply_filters( 'edd_sl_api_request_verify_ssl', true, $this );
     }
 
-}
+}