diff options
Diffstat (limited to 'vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrDef/CSS/TextDecoration.php')
-rw-r--r-- | vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrDef/CSS/TextDecoration.php | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrDef/CSS/TextDecoration.php b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrDef/CSS/TextDecoration.php new file mode 100644 index 000000000..5fd4b7f7b --- /dev/null +++ b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrDef/CSS/TextDecoration.php @@ -0,0 +1,46 @@ +<?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 +{ + + /** + * @param string $string + * @param HTMLPurifier_Config $config + * @param HTMLPurifier_Context $context + * @return bool|string + */ + public function validate($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 |