1 files changed, 38 insertions, 0 deletions
diff --git a/lib/helper.php b/lib/helper.php
index 2127c14..98397e4 100644
--- a/lib/helper.php
+++ b/lib/helper.php
@@ -96,3 +96,41 @@ function strtoduration($str)
 	$parts = explode(':', $str);
 	return ((int)$parts[0] * 60 + (int)$parts[1]) * 60;
 }
+
+function has($keychain)
+{
+	return _has($GLOBALS['CONFIG'], $keychain);
+}
+function _has($array, $keychain)
+{
+	if(!is_array($keychain))
+		$keychain = explode('.', $keychain);
+
+	$key = $keychain[0];
+	if(!isset($array[$key]))
+		return false;
+
+	if(count($keychain) == 1)
+		return true;
+
+	return _has($array[$key], array_slice($keychain, 1));
+}
+
+function get($keychain, $default = null)
+{
+	return _get($GLOBALS['CONFIG'], $keychain, $default);
+}
+function _get($array, $keychain, $default)
+{
+	if(!is_array($keychain))
+		$keychain = explode('.', $keychain);
+
+	$key = $keychain[0];
+	if(!isset($array[$key]))
+		return $default;
+
+	if(count($keychain) == 1)
+		return $array[$key];
+
+	return _get($array[$key], array_slice($keychain, 1), $default);
+}