first commit
This commit is contained in:
363
engine/lib/XML/HTMLSax3/Decorators.php
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363
engine/lib/XML/HTMLSax3/Decorators.php
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@ -0,0 +1,363 @@
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<?php
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/* vim: set expandtab tabstop=4 shiftwidth=4: */
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//
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// +----------------------------------------------------------------------+
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// | PHP Version 4 |
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// +----------------------------------------------------------------------+
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// | Copyright (c) 1997-2002 The PHP Group |
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// +----------------------------------------------------------------------+
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// | This source file is subject toversion 3.0 of the PHP license, |
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||||
// | that is bundled with this package in the file LICENSE, and is |
|
||||
// | available at through the world-wide-web at |
|
||||
// | http://www.php.net/license/3_0.txt. |
|
||||
// | If you did not receive a copy of the PHP license and are unable to |
|
||||
// | obtain it through the world-wide-web, please send a note to |
|
||||
// | license@php.net so we can mail you a copy immediately. |
|
||||
// +----------------------------------------------------------------------+
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||||
// | Authors: Alexander Zhukov <alex@veresk.ru> Original port from Python |
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||||
// | Authors: Harry Fuecks <hfuecks@phppatterns.com> Port to PEAR + more |
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// | Authors: Many @ Sitepointforums Advanced PHP Forums |
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// +----------------------------------------------------------------------+
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//
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// $Id: Decorators.php,v 1.2 2007/10/29 21:41:35 hfuecks Exp $
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//
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/**
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* Decorators for dealing with parser options
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* @package XML_HTMLSax3
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* @version $Id: Decorators.php,v 1.2 2007/10/29 21:41:35 hfuecks Exp $
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* @see XML_HTMLSax3::set_option
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*/
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/**
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* Trims the contents of element data from whitespace at start and end
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* @package XML_HTMLSax3
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* @access protected
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*/
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class XML_HTMLSax3_Trim {
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/**
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* Original handler object
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* @var object
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* @access private
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*/
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var $orig_obj;
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/**
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* Original handler method
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* @var string
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* @access private
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*/
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var $orig_method;
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/**
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* Constructs XML_HTMLSax3_Trim
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* @param object handler object being decorated
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* @param string original handler method
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* @access protected
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*/
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function XML_HTMLSax3_Trim(&$orig_obj, $orig_method) {
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$this->orig_obj =& $orig_obj;
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$this->orig_method = $orig_method;
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}
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/**
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* Trims the data
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* @param XML_HTMLSax3
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* @param string element data
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* @access protected
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*/
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function trimData(&$parser, $data) {
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$data = trim($data);
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if ($data != '') {
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$this->orig_obj->{$this->orig_method}($parser, $data);
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}
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}
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}
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/**
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* Coverts tag names to upper case
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* @package XML_HTMLSax3
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* @access protected
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*/
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class XML_HTMLSax3_CaseFolding {
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/**
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* Original handler object
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* @var object
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* @access private
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*/
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var $orig_obj;
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/**
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* Original open handler method
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* @var string
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* @access private
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*/
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var $orig_open_method;
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/**
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* Original close handler method
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* @var string
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* @access private
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*/
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var $orig_close_method;
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/**
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* Constructs XML_HTMLSax3_CaseFolding
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* @param object handler object being decorated
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* @param string original open handler method
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* @param string original close handler method
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* @access protected
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*/
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function XML_HTMLSax3_CaseFolding(&$orig_obj, $orig_open_method, $orig_close_method) {
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$this->orig_obj =& $orig_obj;
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$this->orig_open_method = $orig_open_method;
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$this->orig_close_method = $orig_close_method;
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}
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/**
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* Folds up open tag callbacks
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* @param XML_HTMLSax3
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* @param string tag name
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* @param array tag attributes
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* @access protected
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*/
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function foldOpen(&$parser, $tag, $attrs=array(), $empty = FALSE) {
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$this->orig_obj->{$this->orig_open_method}($parser, strtoupper($tag), $attrs, $empty);
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}
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/**
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* Folds up close tag callbacks
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* @param XML_HTMLSax3
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* @param string tag name
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* @access protected
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*/
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function foldClose(&$parser, $tag, $empty = FALSE) {
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$this->orig_obj->{$this->orig_close_method}($parser, strtoupper($tag), $empty);
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}
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}
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/**
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* Breaks up data by linefeed characters, resulting in additional
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* calls to the data handler
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* @package XML_HTMLSax3
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* @access protected
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*/
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class XML_HTMLSax3_Linefeed {
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/**
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* Original handler object
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* @var object
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* @access private
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*/
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var $orig_obj;
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/**
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* Original handler method
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* @var string
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* @access private
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*/
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var $orig_method;
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/**
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* Constructs XML_HTMLSax3_LineFeed
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* @param object handler object being decorated
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* @param string original handler method
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* @access protected
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*/
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function XML_HTMLSax3_LineFeed(&$orig_obj, $orig_method) {
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$this->orig_obj =& $orig_obj;
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$this->orig_method = $orig_method;
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}
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/**
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* Breaks the data up by linefeeds
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* @param XML_HTMLSax3
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* @param string element data
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* @access protected
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*/
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function breakData(&$parser, $data) {
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$data = explode("\n",$data);
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foreach ( $data as $chunk ) {
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$this->orig_obj->{$this->orig_method}($parser, $chunk);
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}
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}
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}
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/**
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* Breaks up data by tab characters, resulting in additional
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* calls to the data handler
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* @package XML_HTMLSax3
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* @access protected
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*/
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class XML_HTMLSax3_Tab {
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/**
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* Original handler object
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* @var object
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* @access private
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*/
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var $orig_obj;
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/**
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* Original handler method
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* @var string
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* @access private
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*/
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var $orig_method;
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/**
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* Constructs XML_HTMLSax3_Tab
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* @param object handler object being decorated
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* @param string original handler method
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* @access protected
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*/
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function XML_HTMLSax3_Tab(&$orig_obj, $orig_method) {
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$this->orig_obj =& $orig_obj;
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$this->orig_method = $orig_method;
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}
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/**
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* Breaks the data up by linefeeds
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* @param XML_HTMLSax3
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* @param string element data
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* @access protected
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*/
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function breakData(&$parser, $data) {
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$data = explode("\t",$data);
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foreach ( $data as $chunk ) {
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$this->orig_obj->{$this->orig_method}($this, $chunk);
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}
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}
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}
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/**
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* Breaks up data by XML entities and parses them with html_entity_decode(),
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* resulting in additional calls to the data handler<br />
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* Requires PHP 4.3.0+
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* @package XML_HTMLSax3
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* @access protected
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*/
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class XML_HTMLSax3_Entities_Parsed {
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/**
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* Original handler object
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* @var object
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* @access private
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*/
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var $orig_obj;
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/**
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* Original handler method
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* @var string
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* @access private
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*/
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var $orig_method;
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/**
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* Constructs XML_HTMLSax3_Entities_Parsed
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* @param object handler object being decorated
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* @param string original handler method
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* @access protected
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*/
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function XML_HTMLSax3_Entities_Parsed(&$orig_obj, $orig_method) {
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$this->orig_obj =& $orig_obj;
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$this->orig_method = $orig_method;
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}
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/**
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* Breaks the data up by XML entities
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* @param XML_HTMLSax3
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* @param string element data
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* @access protected
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*/
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function breakData(&$parser, $data) {
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$data = preg_split('/(&.+?;)/',$data,-1,PREG_SPLIT_DELIM_CAPTURE | PREG_SPLIT_NO_EMPTY);
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foreach ( $data as $chunk ) {
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$chunk = html_entity_decode($chunk,ENT_NOQUOTES);
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$this->orig_obj->{$this->orig_method}($this, $chunk);
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}
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}
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}
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/**
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* Compatibility with older PHP versions
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*/
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if (version_compare(phpversion(), '4.3', '<') && !function_exists('html_entity_decode') ) {
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function html_entity_decode($str, $style=ENT_NOQUOTES) {
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return strtr($str,
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array_flip(get_html_translation_table(HTML_ENTITIES,$style)));
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}
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}
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/**
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* Breaks up data by XML entities but leaves them unparsed,
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* resulting in additional calls to the data handler<br />
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* @package XML_HTMLSax3
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* @access protected
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*/
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class XML_HTMLSax3_Entities_Unparsed {
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/**
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* Original handler object
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* @var object
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* @access private
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*/
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var $orig_obj;
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/**
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* Original handler method
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* @var string
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* @access private
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*/
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var $orig_method;
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/**
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* Constructs XML_HTMLSax3_Entities_Unparsed
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* @param object handler object being decorated
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* @param string original handler method
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* @access protected
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*/
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function XML_HTMLSax3_Entities_Unparsed(&$orig_obj, $orig_method) {
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$this->orig_obj =& $orig_obj;
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$this->orig_method = $orig_method;
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}
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/**
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* Breaks the data up by XML entities
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* @param XML_HTMLSax3
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* @param string element data
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* @access protected
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*/
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function breakData(&$parser, $data) {
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$data = preg_split('/(&.+?;)/',$data,-1,PREG_SPLIT_DELIM_CAPTURE | PREG_SPLIT_NO_EMPTY);
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foreach ( $data as $chunk ) {
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$this->orig_obj->{$this->orig_method}($this, $chunk);
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}
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}
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}
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/**
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* Strips the HTML comment markers or CDATA sections from an escape.
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* If XML_OPTIONS_FULL_ESCAPES is on, this decorator is not used.<br />
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* @package XML_HTMLSax3
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* @access protected
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*/
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class XML_HTMLSax3_Escape_Stripper {
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/**
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* Original handler object
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* @var object
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* @access private
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*/
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var $orig_obj;
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/**
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* Original handler method
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* @var string
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* @access private
|
||||
*/
|
||||
var $orig_method;
|
||||
/**
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||||
* Constructs XML_HTMLSax3_Entities_Unparsed
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* @param object handler object being decorated
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* @param string original handler method
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* @access protected
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*/
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function XML_HTMLSax3_Escape_Stripper(&$orig_obj, $orig_method) {
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$this->orig_obj =& $orig_obj;
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$this->orig_method = $orig_method;
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}
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/**
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* Breaks the data up by XML entities
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* @param XML_HTMLSax3
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* @param string element data
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* @access protected
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*/
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function strip(&$parser, $data) {
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// Check for HTML comments first
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if ( substr($data,0,2) == '--' ) {
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$patterns = array(
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'/^\-\-/', // Opening comment: --
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'/\-\-$/', // Closing comment: --
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);
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$data = preg_replace($patterns,'',$data);
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// Check for XML CDATA sections (note: don't do both!)
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} else if ( substr($data,0,1) == '[' ) {
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$patterns = array(
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'/^\[.*CDATA.*\[/s', // Opening CDATA
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'/\].*\]$/s', // Closing CDATA
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);
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$data = preg_replace($patterns,'',$data);
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}
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$this->orig_obj->{$this->orig_method}($this, $data);
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}
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||||
}
|
||||
?>
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287
engine/lib/XML/HTMLSax3/States.php
Normal file
287
engine/lib/XML/HTMLSax3/States.php
Normal file
@ -0,0 +1,287 @@
|
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<?php
|
||||
/* vim: set expandtab tabstop=4 shiftwidth=4: */
|
||||
//
|
||||
// +----------------------------------------------------------------------+
|
||||
// | PHP Version 4 |
|
||||
// +----------------------------------------------------------------------+
|
||||
// | Copyright (c) 1997-2002 The PHP Group |
|
||||
// +----------------------------------------------------------------------+
|
||||
// | This source file is subject toversion 3.0 of the PHP license, |
|
||||
// | that is bundled with this package in the file LICENSE, and is |
|
||||
// | available at through the world-wide-web at |
|
||||
// | http://www.php.net/license/3_0.txt. |
|
||||
// | If you did not receive a copy of the PHP license and are unable to |
|
||||
// | obtain it through the world-wide-web, please send a note to |
|
||||
// | license@php.net so we can mail you a copy immediately. |
|
||||
// +----------------------------------------------------------------------+
|
||||
// | Authors: Alexander Zhukov <alex@veresk.ru> Original port from Python |
|
||||
// | Authors: Harry Fuecks <hfuecks@phppatterns.com> Port to PEAR + more |
|
||||
// | Authors: Many @ Sitepointforums Advanced PHP Forums |
|
||||
// +----------------------------------------------------------------------+
|
||||
//
|
||||
// $Id: States.php,v 1.3 2007/10/29 21:41:35 hfuecks Exp $
|
||||
//
|
||||
/**
|
||||
* Parsing states.
|
||||
* @package XML_HTMLSax3
|
||||
* @version $Id: States.php,v 1.3 2007/10/29 21:41:35 hfuecks Exp $
|
||||
*/
|
||||
/**
|
||||
* Define parser states
|
||||
*/
|
||||
define('XML_HTMLSAX3_STATE_STOP', 0);
|
||||
define('XML_HTMLSAX3_STATE_START', 1);
|
||||
define('XML_HTMLSAX3_STATE_TAG', 2);
|
||||
define('XML_HTMLSAX3_STATE_OPENING_TAG', 3);
|
||||
define('XML_HTMLSAX3_STATE_CLOSING_TAG', 4);
|
||||
define('XML_HTMLSAX3_STATE_ESCAPE', 6);
|
||||
define('XML_HTMLSAX3_STATE_JASP', 7);
|
||||
define('XML_HTMLSAX3_STATE_PI', 8);
|
||||
/**
|
||||
* StartingState searches for the start of any XML tag
|
||||
* @package XML_HTMLSax3
|
||||
* @access protected
|
||||
*/
|
||||
class XML_HTMLSax3_StartingState {
|
||||
/**
|
||||
* @param XML_HTMLSax3_StateParser subclass
|
||||
* @return constant XML_HTMLSAX3_STATE_TAG
|
||||
* @access protected
|
||||
*/
|
||||
function parse(&$context) {
|
||||
$data = $context->scanUntilString('<');
|
||||
if ($data != '') {
|
||||
$context->handler_object_data->
|
||||
{$context->handler_method_data}($context->htmlsax, $data);
|
||||
}
|
||||
$context->IgnoreCharacter();
|
||||
return XML_HTMLSAX3_STATE_TAG;
|
||||
}
|
||||
}
|
||||
/**
|
||||
* Decides which state to move one from after StartingState
|
||||
* @package XML_HTMLSax3
|
||||
* @access protected
|
||||
*/
|
||||
class XML_HTMLSax3_TagState {
|
||||
/**
|
||||
* @param XML_HTMLSax3_StateParser subclass
|
||||
* @return constant the next state to move into
|
||||
* @access protected
|
||||
*/
|
||||
function parse(&$context) {
|
||||
switch($context->ScanCharacter()) {
|
||||
case '/':
|
||||
return XML_HTMLSAX3_STATE_CLOSING_TAG;
|
||||
break;
|
||||
case '?':
|
||||
return XML_HTMLSAX3_STATE_PI;
|
||||
break;
|
||||
case '%':
|
||||
return XML_HTMLSAX3_STATE_JASP;
|
||||
break;
|
||||
case '!':
|
||||
return XML_HTMLSAX3_STATE_ESCAPE;
|
||||
break;
|
||||
default:
|
||||
$context->unscanCharacter();
|
||||
return XML_HTMLSAX3_STATE_OPENING_TAG;
|
||||
}
|
||||
}
|
||||
}
|
||||
/**
|
||||
* Dealing with closing XML tags
|
||||
* @package XML_HTMLSax3
|
||||
* @access protected
|
||||
*/
|
||||
class XML_HTMLSax3_ClosingTagState {
|
||||
/**
|
||||
* @param XML_HTMLSax3_StateParser subclass
|
||||
* @return constant XML_HTMLSAX3_STATE_START
|
||||
* @access protected
|
||||
*/
|
||||
function parse(&$context) {
|
||||
$tag = $context->scanUntilCharacters('/>');
|
||||
if ($tag != '') {
|
||||
$char = $context->scanCharacter();
|
||||
if ($char == '/') {
|
||||
$char = $context->scanCharacter();
|
||||
if ($char != '>') {
|
||||
$context->unscanCharacter();
|
||||
}
|
||||
}
|
||||
$context->handler_object_element->
|
||||
{$context->handler_method_closing}($context->htmlsax, $tag, FALSE);
|
||||
}
|
||||
return XML_HTMLSAX3_STATE_START;
|
||||
}
|
||||
}
|
||||
/**
|
||||
* Dealing with opening XML tags
|
||||
* @package XML_HTMLSax3
|
||||
* @access protected
|
||||
*/
|
||||
class XML_HTMLSax3_OpeningTagState {
|
||||
/**
|
||||
* Handles attributes
|
||||
* @param string attribute name
|
||||
* @param string attribute value
|
||||
* @return void
|
||||
* @access protected
|
||||
* @see XML_HTMLSax3_AttributeStartState
|
||||
*/
|
||||
function parseAttributes(&$context) {
|
||||
$Attributes = array();
|
||||
|
||||
$context->ignoreWhitespace();
|
||||
$attributename = $context->scanUntilCharacters("=/> \n\r\t");
|
||||
while ($attributename != '') {
|
||||
$attributevalue = NULL;
|
||||
$context->ignoreWhitespace();
|
||||
$char = $context->scanCharacter();
|
||||
if ($char == '=') {
|
||||
$context->ignoreWhitespace();
|
||||
$char = $context->ScanCharacter();
|
||||
if ($char == '"') {
|
||||
$attributevalue= $context->scanUntilString('"');
|
||||
$context->IgnoreCharacter();
|
||||
} else if ($char == "'") {
|
||||
$attributevalue = $context->scanUntilString("'");
|
||||
$context->IgnoreCharacter();
|
||||
} else {
|
||||
$context->unscanCharacter();
|
||||
$attributevalue =
|
||||
$context->scanUntilCharacters("> \n\r\t");
|
||||
}
|
||||
} else if ($char !== NULL) {
|
||||
$attributevalue = NULL;
|
||||
$context->unscanCharacter();
|
||||
}
|
||||
$Attributes[$attributename] = $attributevalue;
|
||||
|
||||
$context->ignoreWhitespace();
|
||||
$attributename = $context->scanUntilCharacters("=/> \n\r\t");
|
||||
}
|
||||
return $Attributes;
|
||||
}
|
||||
|
||||
/**
|
||||
* @param XML_HTMLSax3_StateParser subclass
|
||||
* @return constant XML_HTMLSAX3_STATE_START
|
||||
* @access protected
|
||||
*/
|
||||
function parse(&$context) {
|
||||
$tag = $context->scanUntilCharacters("/> \n\r\t");
|
||||
if ($tag != '') {
|
||||
$this->attrs = array();
|
||||
$Attributes = $this->parseAttributes($context);
|
||||
$char = $context->scanCharacter();
|
||||
if ($char == '/') {
|
||||
$char = $context->scanCharacter();
|
||||
if ($char != '>') {
|
||||
$context->unscanCharacter();
|
||||
}
|
||||
$context->handler_object_element->
|
||||
{$context->handler_method_opening}($context->htmlsax, $tag,
|
||||
$Attributes, TRUE);
|
||||
$context->handler_object_element->
|
||||
{$context->handler_method_closing}($context->htmlsax, $tag,
|
||||
TRUE);
|
||||
} else {
|
||||
$context->handler_object_element->
|
||||
{$context->handler_method_opening}($context->htmlsax, $tag,
|
||||
$Attributes, FALSE);
|
||||
}
|
||||
}
|
||||
return XML_HTMLSAX3_STATE_START;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Deals with XML escapes handling comments and CDATA correctly
|
||||
* @package XML_HTMLSax3
|
||||
* @access protected
|
||||
*/
|
||||
class XML_HTMLSax3_EscapeState {
|
||||
/**
|
||||
* @param XML_HTMLSax3_StateParser subclass
|
||||
* @return constant XML_HTMLSAX3_STATE_START
|
||||
* @access protected
|
||||
*/
|
||||
function parse(&$context) {
|
||||
$char = $context->ScanCharacter();
|
||||
if ($char == '-') {
|
||||
$char = $context->ScanCharacter();
|
||||
if ($char == '-') {
|
||||
$context->unscanCharacter();
|
||||
$context->unscanCharacter();
|
||||
$text = $context->scanUntilString('-->');
|
||||
$text .= $context->scanCharacter();
|
||||
$text .= $context->scanCharacter();
|
||||
} else {
|
||||
$context->unscanCharacter();
|
||||
$text = $context->scanUntilString('>');
|
||||
}
|
||||
} else if ( $char == '[') {
|
||||
$context->unscanCharacter();
|
||||
$text = $context->scanUntilString(']>');
|
||||
$text.= $context->scanCharacter();
|
||||
} else {
|
||||
$context->unscanCharacter();
|
||||
$text = $context->scanUntilString('>');
|
||||
}
|
||||
|
||||
$context->IgnoreCharacter();
|
||||
if ($text != '') {
|
||||
$context->handler_object_escape->
|
||||
{$context->handler_method_escape}($context->htmlsax, $text);
|
||||
}
|
||||
return XML_HTMLSAX3_STATE_START;
|
||||
}
|
||||
}
|
||||
/**
|
||||
* Deals with JASP/ASP markup
|
||||
* @package XML_HTMLSax3
|
||||
* @access protected
|
||||
*/
|
||||
class XML_HTMLSax3_JaspState {
|
||||
/**
|
||||
* @param XML_HTMLSax3_StateParser subclass
|
||||
* @return constant XML_HTMLSAX3_STATE_START
|
||||
* @access protected
|
||||
*/
|
||||
function parse(&$context) {
|
||||
$text = $context->scanUntilString('%>');
|
||||
if ($text != '') {
|
||||
$context->handler_object_jasp->
|
||||
{$context->handler_method_jasp}($context->htmlsax, $text);
|
||||
}
|
||||
$context->IgnoreCharacter();
|
||||
$context->IgnoreCharacter();
|
||||
return XML_HTMLSAX3_STATE_START;
|
||||
}
|
||||
}
|
||||
/**
|
||||
* Deals with XML processing instructions
|
||||
* @package XML_HTMLSax3
|
||||
* @access protected
|
||||
*/
|
||||
class XML_HTMLSax3_PiState {
|
||||
/**
|
||||
* @param XML_HTMLSax3_StateParser subclass
|
||||
* @return constant XML_HTMLSAX3_STATE_START
|
||||
* @access protected
|
||||
*/
|
||||
function parse(&$context) {
|
||||
$target = $context->scanUntilCharacters(" \n\r\t");
|
||||
$data = $context->scanUntilString('?>');
|
||||
if ($data != '') {
|
||||
$context->handler_object_pi->
|
||||
{$context->handler_method_pi}($context->htmlsax, $target, $data);
|
||||
}
|
||||
$context->IgnoreCharacter();
|
||||
$context->IgnoreCharacter();
|
||||
return XML_HTMLSAX3_STATE_START;
|
||||
}
|
||||
}
|
||||
?>
|
||||
Reference in New Issue
Block a user