diff options
Diffstat (limited to 'extlib/HTMLPurifier/HTMLPurifier/AttrDef/CSS/Number.php')
-rw-r--r-- | extlib/HTMLPurifier/HTMLPurifier/AttrDef/CSS/Number.php | 69 |
1 files changed, 0 insertions, 69 deletions
diff --git a/extlib/HTMLPurifier/HTMLPurifier/AttrDef/CSS/Number.php b/extlib/HTMLPurifier/HTMLPurifier/AttrDef/CSS/Number.php deleted file mode 100644 index 3f99e12ec..000000000 --- a/extlib/HTMLPurifier/HTMLPurifier/AttrDef/CSS/Number.php +++ /dev/null @@ -1,69 +0,0 @@ -<?php - -/** - * Validates a number as defined by the CSS spec. - */ -class HTMLPurifier_AttrDef_CSS_Number extends HTMLPurifier_AttrDef -{ - - /** - * Bool indicating whether or not only positive values allowed. - */ - protected $non_negative = false; - - /** - * @param $non_negative Bool indicating whether negatives are forbidden - */ - public function __construct($non_negative = false) { - $this->non_negative = $non_negative; - } - - /** - * @warning Some contexts do not pass $config, $context. These - * variables should not be used without checking HTMLPurifier_Length - */ - public function validate($number, $config, $context) { - - $number = $this->parseCDATA($number); - - if ($number === '') return false; - if ($number === '0') return '0'; - - $sign = ''; - switch ($number[0]) { - case '-': - if ($this->non_negative) return false; - $sign = '-'; - case '+': - $number = substr($number, 1); - } - - if (ctype_digit($number)) { - $number = ltrim($number, '0'); - return $number ? $sign . $number : '0'; - } - - // Period is the only non-numeric character allowed - if (strpos($number, '.') === false) return false; - - list($left, $right) = explode('.', $number, 2); - - if ($left === '' && $right === '') return false; - if ($left !== '' && !ctype_digit($left)) return false; - - $left = ltrim($left, '0'); - $right = rtrim($right, '0'); - - if ($right === '') { - return $left ? $sign . $left : '0'; - } elseif (!ctype_digit($right)) { - return false; - } - - return $sign . $left . '.' . $right; - - } - -} - -// vim: et sw=4 sts=4 |