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author | zotlabs <mike@macgirvin.com> | 2017-03-27 14:11:25 -0700 |
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committer | zotlabs <mike@macgirvin.com> | 2017-03-27 14:11:25 -0700 |
commit | 8292553a2087a412e0b10f5593d461d371169adb (patch) | |
tree | 2648714d80a19154ec19defa92aaa3229cae23c6 /vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrDef/CSS/ImportantDecorator.php | |
parent | 5cbf60320355845e2abdec0422055d3fe321e84e (diff) | |
parent | 6375401e0af6c52d151dd2b944aa6a054b8ddc05 (diff) | |
download | volse-hubzilla-8292553a2087a412e0b10f5593d461d371169adb.tar.gz volse-hubzilla-8292553a2087a412e0b10f5593d461d371169adb.tar.bz2 volse-hubzilla-8292553a2087a412e0b10f5593d461d371169adb.zip |
Merge branch 'dev' of https://github.com/redmatrix/hubzilla into xdev_merge
Diffstat (limited to 'vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrDef/CSS/ImportantDecorator.php')
-rw-r--r-- | vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrDef/CSS/ImportantDecorator.php | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrDef/CSS/ImportantDecorator.php b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrDef/CSS/ImportantDecorator.php new file mode 100644 index 000000000..ffc989fe8 --- /dev/null +++ b/vendor/ezyang/htmlpurifier/library/HTMLPurifier/AttrDef/CSS/ImportantDecorator.php @@ -0,0 +1,56 @@ +<?php + +/** + * Decorator which enables !important to be used in CSS values. + */ +class HTMLPurifier_AttrDef_CSS_ImportantDecorator extends HTMLPurifier_AttrDef +{ + /** + * @type HTMLPurifier_AttrDef + */ + public $def; + /** + * @type bool + */ + public $allow; + + /** + * @param HTMLPurifier_AttrDef $def Definition to wrap + * @param bool $allow Whether or not to allow !important + */ + public function __construct($def, $allow = false) + { + $this->def = $def; + $this->allow = $allow; + } + + /** + * Intercepts and removes !important if necessary + * @param string $string + * @param HTMLPurifier_Config $config + * @param HTMLPurifier_Context $context + * @return bool|string + */ + public function validate($string, $config, $context) + { + // test for ! and important tokens + $string = trim($string); + $is_important = false; + // :TODO: optimization: test directly for !important and ! important + if (strlen($string) >= 9 && substr($string, -9) === 'important') { + $temp = rtrim(substr($string, 0, -9)); + // use a temp, because we might want to restore important + if (strlen($temp) >= 1 && substr($temp, -1) === '!') { + $string = rtrim(substr($temp, 0, -1)); + $is_important = true; + } + } + $string = $this->def->validate($string, $config, $context); + if ($this->allow && $is_important) { + $string .= ' !important'; + } + return $string; + } +} + +// vim: et sw=4 sts=4 |