1 files changed, 32 insertions, 24 deletions
diff --git a/3rdparty/htmlpurifier/library/HTMLPurifier/AttrDef/CSS/Ident.php b/3rdparty/htmlpurifier/library/HTMLPurifier/AttrDef/CSS/Ident.php
index 43fb98b9f..973002c17 100644
--- a/3rdparty/htmlpurifier/library/HTMLPurifier/AttrDef/CSS/Ident.php
+++ b/3rdparty/htmlpurifier/library/HTMLPurifier/AttrDef/CSS/Ident.php
@@ -1,24 +1,32 @@
-<?php
-
-/**
- * Validates based on {ident} CSS grammar production
- */
-class HTMLPurifier_AttrDef_CSS_Ident extends HTMLPurifier_AttrDef
-{
-
-    public function validate($string, $config, $context) {
-
-        $string = trim($string);
-
-        // early abort: '' and '0' (strings that convert to false) are invalid
-        if (!$string) return false;
-
-        $pattern = '/^(-?[A-Za-z_][A-Za-z_\-0-9]*)$/';
-        if (!preg_match($pattern, $string)) return false;
-        return $string;
-
-    }
-
-}
-
-// vim: et sw=4 sts=4
+<?php
+
+/**
+ * Validates based on {ident} CSS grammar production
+ */
+class HTMLPurifier_AttrDef_CSS_Ident extends HTMLPurifier_AttrDef
+{
+
+    /**
+     * @param string $string
+     * @param HTMLPurifier_Config $config
+     * @param HTMLPurifier_Context $context
+     * @return bool|string
+     */
+    public function validate($string, $config, $context)
+    {
+        $string = trim($string);
+
+        // early abort: '' and '0' (strings that convert to false) are invalid
+        if (!$string) {
+            return false;
+        }
+
+        $pattern = '/^(-?[A-Za-z_][A-Za-z_\-0-9]*)$/';
+        if (!preg_match($pattern, $string)) {
+            return false;
+        }
+        return $string;
+    }
+}
+
+// vim: et sw=4 sts=4