1 files changed, 26 insertions, 0 deletions
diff --git a/library/Director/Data/Db/DbDataFormatter.php b/library/Director/Data/Db/DbDataFormatter.php
new file mode 100644
index 0000000..d6e4eeb
--- /dev/null
+++ b/library/Director/Data/Db/DbDataFormatter.php
@@ -0,0 +1,26 @@
+<?php
+
+namespace Icinga\Module\Director\Data\Db;
+
+use InvalidArgumentException;
+
+class DbDataFormatter
+{
+    public static function normalizeBoolean($value)
+    {
+        if ($value === 'y' || $value === '1' || $value === true || $value === 1) {
+            return 'y';
+        }
+        if ($value === 'n' || $value === '0' || $value === false || $value === 0) {
+            return 'n';
+        }
+        if ($value === '' || $value === null) {
+            return null;
+        }
+
+        throw new InvalidArgumentException(sprintf(
+            'Got invalid boolean: %s',
+            var_export($value, 1)
+        ));
+    }
+}