Add PHP 5 compatible recursive dirname()

[friendica.git] / boot.php

diff --git a/boot.php b/boot.php
index 24e6912797d667cf5a37ba1f9ecd7299b09b16f9..222011f6b76d7dc0ad2bb440c328437daf61bb5e 100644 (file)
--- a/boot.php
+++ b/boot.php
@@ -854,3 +854,22 @@ function validate_include(&$file)
        // Simply return flag
        return $valid;
 }
+
+/**
+ * PHP 5 compatible dirname() with count parameter
+ *
+ * @see http://php.net/manual/en/function.dirname.php#113193
+ *
+ * @deprecated with PHP 7
+ * @param string $path
+ * @param int    $levels
+ * @return string
+ */
+function rdirname($path, $levels = 1)
+{
+       if ($levels > 1) {
+               return dirname(rdirname($path, --$levels));
+       } else {
+               return dirname($path);
+       }
+}
\ No newline at end of file