check for keywords before looping.

photopress-dev · Nov 10, 2020 · b1f5345 · b1f5345
1 parent 0ca8abb
commit b1f5345
Showing 1 changed file with 9 additions and 5 deletions.
diff --git a/modules/metadata/XmpReader.php b/modules/metadata/XmpReader.php
@@ -64,15 +64,19 @@ public function registerShortcuts( $value = '', $tag, $xmp ) {
 				$child_taxonomy_delimiter = pp_api::getOption('core', 'metadata', 'custom_taxonomies_tag_delimiter') ?: ':';
 
 				// drop keywords uses as child taxonomies.
-				foreach ( $keywords as $k => $v ) {
+
+				if ( $keywords ) {
 
-					if ( ! strpos($v, $child_taxonomy_delimiter ) ) {
+					foreach ( $keywords as $k => $v ) {
 
-						$nkeywords[] = $v;
+						if ( ! strpos($v, $child_taxonomy_delimiter ) ) {
+
+							$nkeywords[] = $v;
+						}
 					}
+
+					return implode( ', ', $nkeywords); 
 				}
-
-				return implode( ', ', $nkeywords); 
 		}
 	}