diff options
Diffstat (limited to 'library/HTMLPurifier/AttrDef/HTML/Color.php')
-rw-r--r-- | library/HTMLPurifier/AttrDef/HTML/Color.php | 51 |
1 files changed, 0 insertions, 51 deletions
diff --git a/library/HTMLPurifier/AttrDef/HTML/Color.php b/library/HTMLPurifier/AttrDef/HTML/Color.php deleted file mode 100644 index 946ebb782..000000000 --- a/library/HTMLPurifier/AttrDef/HTML/Color.php +++ /dev/null @@ -1,51 +0,0 @@ -<?php - -/** - * Validates a color according to the HTML spec. - */ -class HTMLPurifier_AttrDef_HTML_Color extends HTMLPurifier_AttrDef -{ - - /** - * @param string $string - * @param HTMLPurifier_Config $config - * @param HTMLPurifier_Context $context - * @return bool|string - */ - public function validate($string, $config, $context) - { - static $colors = null; - if ($colors === null) { - $colors = $config->get('Core.ColorKeywords'); - } - - $string = trim($string); - - if (empty($string)) { - return false; - } - $lower = strtolower($string); - if (isset($colors[$lower])) { - return $colors[$lower]; - } - if ($string[0] === '#') { - $hex = substr($string, 1); - } else { - $hex = $string; - } - - $length = strlen($hex); - if ($length !== 3 && $length !== 6) { - return false; - } - if (!ctype_xdigit($hex)) { - return false; - } - if ($length === 3) { - $hex = $hex[0] . $hex[0] . $hex[1] . $hex[1] . $hex[2] . $hex[2]; - } - return "#$hex"; - } -} - -// vim: et sw=4 sts=4 |