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-rw-r--r--lib/htmlpurifier/library/HTMLPurifier/AttrDef/CSS/Color.php78
1 files changed, 0 insertions, 78 deletions
diff --git a/lib/htmlpurifier/library/HTMLPurifier/AttrDef/CSS/Color.php b/lib/htmlpurifier/library/HTMLPurifier/AttrDef/CSS/Color.php
deleted file mode 100644
index 07f95a671..000000000
--- a/lib/htmlpurifier/library/HTMLPurifier/AttrDef/CSS/Color.php
+++ /dev/null
@@ -1,78 +0,0 @@
-<?php
-
-/**
- * Validates Color as defined by CSS.
- */
-class HTMLPurifier_AttrDef_CSS_Color extends HTMLPurifier_AttrDef
-{
-
- public function validate($color, $config, $context) {
-
- static $colors = null;
- if ($colors === null) $colors = $config->get('Core.ColorKeywords');
-
- $color = trim($color);
- if ($color === '') return false;
-
- $lower = strtolower($color);
- if (isset($colors[$lower])) return $colors[$lower];
-
- if (strpos($color, 'rgb(') !== false) {
- // rgb literal handling
- $length = strlen($color);
- if (strpos($color, ')') !== $length - 1) return false;
- $triad = substr($color, 4, $length - 4 - 1);
- $parts = explode(',', $triad);
- if (count($parts) !== 3) return false;
- $type = false; // to ensure that they're all the same type
- $new_parts = array();
- foreach ($parts as $part) {
- $part = trim($part);
- if ($part === '') return false;
- $length = strlen($part);
- if ($part[$length - 1] === '%') {
- // handle percents
- if (!$type) {
- $type = 'percentage';
- } elseif ($type !== 'percentage') {
- return false;
- }
- $num = (float) substr($part, 0, $length - 1);
- if ($num < 0) $num = 0;
- if ($num > 100) $num = 100;
- $new_parts[] = "$num%";
- } else {
- // handle integers
- if (!$type) {
- $type = 'integer';
- } elseif ($type !== 'integer') {
- return false;
- }
- $num = (int) $part;
- if ($num < 0) $num = 0;
- if ($num > 255) $num = 255;
- $new_parts[] = (string) $num;
- }
- }
- $new_triad = implode(',', $new_parts);
- $color = "rgb($new_triad)";
- } else {
- // hexadecimal handling
- if ($color[0] === '#') {
- $hex = substr($color, 1);
- } else {
- $hex = $color;
- $color = '#' . $color;
- }
- $length = strlen($hex);
- if ($length !== 3 && $length !== 6) return false;
- if (!ctype_xdigit($hex)) return false;
- }
-
- return $color;
-
- }
-
-}
-
-// vim: et sw=4 sts=4