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author | friendica <info@friendica.com> | 2012-05-12 17:57:41 -0700 |
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committer | friendica <info@friendica.com> | 2012-07-18 20:40:31 +1000 |
commit | 7a40f4354b32809af3d0cfd6e3af0eda02ab0e0a (patch) | |
tree | a9c3d91209cff770bb4b613b1b95e61a7bbc5a2b /lib/htmlpurifier/library/HTMLPurifier/AttrDef/CSS/Percentage.php | |
parent | cd727cb26b78a1dade09d510b071446898477356 (diff) | |
download | volse-hubzilla-7a40f4354b32809af3d0cfd6e3af0eda02ab0e0a.tar.gz volse-hubzilla-7a40f4354b32809af3d0cfd6e3af0eda02ab0e0a.tar.bz2 volse-hubzilla-7a40f4354b32809af3d0cfd6e3af0eda02ab0e0a.zip |
some important stuff we'll need
Diffstat (limited to 'lib/htmlpurifier/library/HTMLPurifier/AttrDef/CSS/Percentage.php')
-rw-r--r-- | lib/htmlpurifier/library/HTMLPurifier/AttrDef/CSS/Percentage.php | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/lib/htmlpurifier/library/HTMLPurifier/AttrDef/CSS/Percentage.php b/lib/htmlpurifier/library/HTMLPurifier/AttrDef/CSS/Percentage.php new file mode 100644 index 000000000..c34b8fc3c --- /dev/null +++ b/lib/htmlpurifier/library/HTMLPurifier/AttrDef/CSS/Percentage.php @@ -0,0 +1,40 @@ +<?php + +/** + * Validates a Percentage as defined by the CSS spec. + */ +class HTMLPurifier_AttrDef_CSS_Percentage extends HTMLPurifier_AttrDef +{ + + /** + * Instance of HTMLPurifier_AttrDef_CSS_Number to defer number validation + */ + protected $number_def; + + /** + * @param Bool indicating whether to forbid negative values + */ + public function __construct($non_negative = false) { + $this->number_def = new HTMLPurifier_AttrDef_CSS_Number($non_negative); + } + + public function validate($string, $config, $context) { + + $string = $this->parseCDATA($string); + + if ($string === '') return false; + $length = strlen($string); + if ($length === 1) return false; + if ($string[$length - 1] !== '%') return false; + + $number = substr($string, 0, $length - 1); + $number = $this->number_def->validate($number, $config, $context); + + if ($number === false) return false; + return "$number%"; + + } + +} + +// vim: et sw=4 sts=4 |