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Cleanup final renaming stuff (how could I forget to rename the class) and hook in the SAX parser. It has a bit different behavior, so you'll have to be careful.

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git-svn-id: http://htmlpurifier.org/svnroot/html_purifier/trunk@21 48356398-32a2-884e-a903-53898d9a118a
This commit is contained in:
Edward Z. Yang
2006-04-15 01:47:12 +00:00
parent bf331d3a13
commit 181d544b61
2 changed files with 58 additions and 8 deletions
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48
HTML_Lexer.php
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@@ -9,7 +9,7 @@ TODO:
*/
class MarkupLexer
class HTML_Lexer
{
function nextQuote($string, $offset = 0) {
@@ -98,7 +98,10 @@ class MarkupLexer
continue;
}
// Check if it is self closing, if so, remove trailing slash
// Check if it is explicitly self closing, if so, remove
// trailing slash. Remember, we could have a tag like <br>, so
// any later token processing scripts must convert improperly
// classified EmptyTags from StartTags.
$is_self_closing = (strpos($segment,'/') === strlen($segment) - 1);
if ($is_self_closing) {
$segment = substr($segment, 0, strlen($segment) - 1);
@@ -189,4 +192,45 @@ class MarkupLexer
}
// uses the PEAR class XML_HTMLSax3 to parse XML
class HTML_Lexer_Sax extends HTML_Lexer
{
var $tokens = array();
function tokenizeHTML($html) {
$this->tokens = array();
$parser=& new XML_HTMLSax3();
$parser->set_object($this);
$parser->set_element_handler('openHandler','closeHandler');
$parser->set_data_handler('dataHandler');
$parser->set_escape_handler('escapeHandler');
$parser->parse($html);
return $this->tokens;
}
function openHandler(&$parser, $name, $attrs) {
$this->tokens[] = new MF_StartTag($name, $attrs);
return true;
}
function closeHandler(&$parser, $name) {
$this->tokens[] = new MF_EndTag($name);
return true;
}
function dataHandler(&$parser, $data) {
$this->tokens[] = new MF_Text($data);
return true;
}
function escapeHandler(&$parser, $data) {
if (strpos($data, '-') === 0) {
$this->tokens[] = new MF_Comment($data);
}
return true;
}
}
?>