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Diffstat (limited to 'library/HTMLPurifier/AttrDef/CSS/TextDecoration.php')
-rw-r--r-- | library/HTMLPurifier/AttrDef/CSS/TextDecoration.php | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/library/HTMLPurifier/AttrDef/CSS/TextDecoration.php b/library/HTMLPurifier/AttrDef/CSS/TextDecoration.php new file mode 100644 index 000000000..772c922d8 --- /dev/null +++ b/library/HTMLPurifier/AttrDef/CSS/TextDecoration.php @@ -0,0 +1,38 @@ +<?php + +/** + * Validates the value for the CSS property text-decoration + * @note This class could be generalized into a version that acts sort of + * like Enum except you can compound the allowed values. + */ +class HTMLPurifier_AttrDef_CSS_TextDecoration extends HTMLPurifier_AttrDef +{ + + public function validate($string, $config, $context) { + + static $allowed_values = array( + 'line-through' => true, + 'overline' => true, + 'underline' => true, + ); + + $string = strtolower($this->parseCDATA($string)); + + if ($string === 'none') return $string; + + $parts = explode(' ', $string); + $final = ''; + foreach ($parts as $part) { + if (isset($allowed_values[$part])) { + $final .= $part . ' '; + } + } + $final = rtrim($final); + if ($final === '') return false; + return $final; + + } + +} + +// vim: et sw=4 sts=4 |