Merge pull request #110 from JakubDolba/jd-fix-cache-dir-missing

prevent UnexpectedValueException while clearing cache
lekoala · Mar 8, 2019 · fbbd059 · fbbd059
2 parents 7058480 + 11645e9
commit fbbd059
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/code/DebugBar.php b/code/DebugBar.php
@@ -175,8 +175,10 @@ public static function initDebugBar()
         $debugbar->addCollector(new SilverStripeCollector);
 
         if (self::config()->get('enable_storage')) {
-            $debugbar->setStorage($fileStorage = new FileStorage(TEMP_FOLDER . '/debugbar'));
-            if (isset($_GET['flush'])) {
+            $debugBarTempFolder = TEMP_FOLDER . '/debugbar';
+            $debugbar->setStorage($fileStorage = new FileStorage($debugBarTempFolder));
+            if (isset($_GET['flush']) && is_dir($debugBarTempFolder)) {
+                // FileStorage::clear() is implemented with \DirectoryIterator which throws UnexpectedValueException if dir can not be opened
                 $fileStorage->clear();
             }
         }