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Add support for full document parsing, aka discard everything that's not in-between body if applicable.

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git-svn-id: http://htmlpurifier.org/svnroot/htmlpurifier/trunk@258 48356398-32a2-884e-a903-53898d9a118a
This commit is contained in:
Edward Z. Yang
2006-08-15 00:53:24 +00:00
parent d7140f2e05
commit 9a35dfa6b9
5 changed files with 66 additions and 10 deletions
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20
library/HTMLPurifier/Lexer/DOMLex.php
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@@ -28,25 +28,31 @@ class HTMLPurifier_Lexer_DOMLex extends HTMLPurifier_Lexer
public function tokenizeHTML($string, $config = null) {
if (!$config) $config = HTMLPurifier_Config::createDefault();
if ($config->get('Core', 'AcceptFullDocuments')) {
$is_full = $this->extractBody($string, true);
}
$doc = new DOMDocument();
$doc->encoding = 'UTF-8'; // technically does nothing, but comprehensive
$doc->encoding = 'UTF-8'; // technically does nothing, but whatever
// replace and escape the CDATA sections, since parsing under HTML
// mode won't get 'em.
$string = $this->escapeCDATA($string);
if (!$is_full) {
// preprocess string, essential for UTF-8
$string =
'<html><head>'.
'<meta http-equiv="Content-Type" content="text/html;'.
' charset=utf-8" />'.
'</head><body><div>'.$string.'</div></body></html>';
'<html><head>'.
'<meta http-equiv="Content-Type" content="text/html;'.
' charset=utf-8" />'.
'</head><body>'.$string.'</body></html>';
}
@$doc->loadHTML($string); // mute all errors, handle it transparently
return $this->tokenizeDOM(
$doc->childNodes->item(1)-> // html
childNodes->item(1)-> // body
childNodes->item(0) // div
getElementsByTagName('body')->item(0) // body
);
}