Viewing file:  ParseHTML.php (1.96 KB) -rw-rw-rw-
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<?php
/**
* @package SPLIB
* @version $Id: ParseHTML.php,v 1.1 2003/12/12 08:06:02 kevin Exp $
*/
/**
* ParseHTML class demonostrates simple parsing of HTML using PEAR::XML_HTMLSax
* <br />Defines handlers for responding to HTML elements<br />
* Requires PEAR::XML_HTMLSax
* @package SPLIB
* @access public
*/
class ParseHTML {
/**
* Stores the parser
* @var XML_HTMLSax instance of PEAR::XML_HTMLSax
* @access private
*/
var $parser;
/**
* ParseHTML Constructor sets up the parser
* @access public
*/
function ParseHTML() {
$this->parser = & new XML_HTMLSax();
$this->parser->set_object($this);
$this->parser->set_element_handler('open','close');
$this->parser->set_data_handler('data');
}
/**
* Opening tag event "listener"
* @param XML_HTMLSax the parser
* @param string HTML tag name
* @param array of tag attributes
* @return void
* @access private
*/
function open($parser,$tag,$attr) {
echo ('<hr />Opening Tag: '.$tag.'<br />');
if ( count($attr) > 0 ) {
echo ( '...has attributes: <pre>' );
print_r($attr);
echo ( '</pre>' );
}
}
/**
* Closing tag event "listener"
* @param XML_HTMLSax the parser
* @param string HTML tag name
* @return void
* @access private
*/
function close($parser,$tag) {
echo ('Closing Tag: '.$tag.'<br />');
}
/**
* Character data event "listener"
* @param XML_HTMLSax the parser
* @param string character data
* @return void
* @access private
*/
function data($parser,$data) {
echo ('Character data: '.$data.'<br />');
}
/**
* Instructs the parser to parse some HTML
* @param string HTML to parser
* @return void
* @access public
*/
function parse($html) {
$this->parser->parse($html);
}
}
?>
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