bug searching in search function

include/Product.php

@@ -143,10 +143,11 @@ class Product extends Entity {
                 }
             } else if($field == 'tag') {
                 foreach($this->get_tags() as $tag) {
-                    $match = match($values, $tag, $matchAll);
-                    if($match) {
-                        $matches['tags'] = $tag;
-                        break;
+                    if(match($values, $tag)) {
+                        if(!array_key_exists('tags', $matches)) {
+                            $matches['tags'] = array();
+                        }
+                        $matches['tags'][] = $tag;
                     } else {
                         if($matchAll) {
                             return array();

include/functions.php

@@ -253,19 +253,16 @@ function suggest_content($fieldname) {
     return $out;
 }
 
-function match($searchterms, $subject, $matchAll=false) {
-    $out = array();
+function match($searchterms, $subject) {
     if(!is_array($searchterms)) {
         $searchterms = array($searchterms);
     }
     foreach($searchterms as $term) {
         if(fnmatch('*'.$term.'*', $subject, FNM_CASEFOLD)) {
-            $out[] = $term;
-        } else if($matchAll) {
-            return array();
+            return true;
         }
     }
-    return $out;
+    return false;
 }
 
 function format_date($date) {