diff options
Diffstat (limited to '3rdparty/htmlpurifier/library/HTMLPurifier/AttrDef/CSS/AlphaValue.php')
-rw-r--r-- | 3rdparty/htmlpurifier/library/HTMLPurifier/AttrDef/CSS/AlphaValue.php | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/3rdparty/htmlpurifier/library/HTMLPurifier/AttrDef/CSS/AlphaValue.php b/3rdparty/htmlpurifier/library/HTMLPurifier/AttrDef/CSS/AlphaValue.php new file mode 100644 index 000000000..93db63f2c --- /dev/null +++ b/3rdparty/htmlpurifier/library/HTMLPurifier/AttrDef/CSS/AlphaValue.php @@ -0,0 +1,21 @@ +<?php
+
+class HTMLPurifier_AttrDef_CSS_AlphaValue extends HTMLPurifier_AttrDef_CSS_Number
+{
+
+ public function __construct() {
+ parent::__construct(false); // opacity is non-negative, but we will clamp it
+ }
+
+ public function validate($number, $config, $context) {
+ $result = parent::validate($number, $config, $context);
+ if ($result === false) return $result;
+ $float = (float) $result;
+ if ($float < 0.0) $result = '0';
+ if ($float > 1.0) $result = '1';
+ return $result;
+ }
+
+}
+
+// vim: et sw=4 sts=4
|