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Code Issues Releases Wiki Activity

fix: Ignore conditional comments (#401)

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This commit is contained in:
Kent Oyer
2024-03-12 22:41:45 -05:00
committed by GitHub
parent 9ca5a3687b
commit 4828fdf45a
2 changed files with 18 additions and 34 deletions
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16
library/HTMLPurifier/Lexer.php
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@@ -269,20 +269,6 @@ class HTMLPurifier_Lexer
);
}
/**
* Special Internet Explorer conditional comments should be removed.
* @param string $string HTML string to process.
* @return string HTML with conditional comments removed.
*/
protected static function removeIEConditional($string)
{
return preg_replace(
'#<!--\[if [^>]+\]>.*?<!\[endif\]-->#si', // probably should generalize for all strings
'',
$string
);
}
/**
* Callback function for escapeCDATA() that does the work.
*
@@ -323,8 +309,6 @@ class HTMLPurifier_Lexer
// escape CDATA
$html = $this->escapeCDATA($html);
$html = $this->removeIEConditional($html);
// extract body from document if applicable
if ($config->get('Core.ConvertDocumentToFragment')) {
$e = false;