Fix for #677

Author: mevdschee

api.php

@@ -3480,6 +3480,9 @@ private function getString($filename): string
             if ($data === false) {
                 return '';
             }
+            if (strpos($data, '|') === false) {
+                return '';
+            }
             list($ttl, $string) = explode('|', $data, 2);
             if ($ttl > 0 && time() - filemtime($filename) > $ttl) {
                 return '';

src/Tqdev/PhpCrudApi/Cache/TempFileCache.php

@@ -86,6 +86,9 @@ private function getString($filename): string
         if ($data === false) {
             return '';
         }
+        if (strpos($data, '|') === false) {
+            return '';
+        }
         list($ttl, $string) = explode('|', $data, 2);
         if ($ttl > 0 && time() - filemtime($filename) > $ttl) {
             return '';