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efrain |
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<?php
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/**
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* Experimental HTML5-based parser using Jeroen van der Meer's PH5P library.
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* Occupies space in the HTML5 pseudo-namespace, which may cause conflicts.
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*
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* @note
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* Recent changes to PHP's DOM extension have resulted in some fatal
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* error conditions with the original version of PH5P. Pending changes,
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* this lexer will punt to DirectLex if DOM throws an exception.
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*/
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class HTMLPurifier_Lexer_PH5P extends HTMLPurifier_Lexer_DOMLex
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{
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/**
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* @param string $html
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* @param HTMLPurifier_Config $config
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* @param HTMLPurifier_Context $context
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* @return HTMLPurifier_Token[]
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*/
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public function tokenizeHTML($html, $config, $context)
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{
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$new_html = $this->normalize($html, $config, $context);
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$new_html = $this->wrapHTML($new_html, $config, $context, false /* no div */);
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try {
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$parser = new HTML5($new_html);
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$doc = $parser->save();
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} catch (DOMException $e) {
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// Uh oh, it failed. Punt to DirectLex.
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$lexer = new HTMLPurifier_Lexer_DirectLex();
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$context->register('PH5PError', $e); // save the error, so we can detect it
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return $lexer->tokenizeHTML($html, $config, $context); // use original HTML
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}
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$tokens = array();
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$this->tokenizeDOM(
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$doc->getElementsByTagName('html')->item(0)-> // <html>
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getElementsByTagName('body')->item(0) // <body>
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,
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$tokens, $config
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);
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return $tokens;
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}
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}
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/*
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Copyright 2007 Jeroen van der Meer <http://jero.net/>
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Permission is hereby granted, free of charge, to any person obtaining a
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copy of this software and associated documentation files (the
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"Software"), to deal in the Software without restriction, including
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without limitation the rights to use, copy, modify, merge, publish,
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distribute, sublicense, and/or sell copies of the Software, and to
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permit persons to whom the Software is furnished to do so, subject to
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the following conditions:
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The above copyright notice and this permission notice shall be included
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in all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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class HTML5
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{
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private $data;
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private $char;
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private $EOF;
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private $state;
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private $tree;
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private $token;
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private $content_model;
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private $escape = false;
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private $entities = array(
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'AElig;',
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'AElig',
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'AMP;',
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'AMP',
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'Aacute;',
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'Aacute',
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'Acirc;',
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'Acirc',
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'Agrave;',
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'Agrave',
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'Alpha;',
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'Aring;',
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'Aring',
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'Atilde;',
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'Atilde',
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'Auml;',
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'Auml',
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'Beta;',
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'COPY;',
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'COPY',
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'Ccedil;',
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'Ccedil',
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'Chi;',
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'Dagger;',
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'Delta;',
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'ETH;',
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'ETH',
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'Eacute;',
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'Eacute',
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'Ecirc;',
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'Ecirc',
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'Egrave;',
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'Egrave',
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'Epsilon;',
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'Eta;',
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'Euml;',
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'Euml',
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'GT;',
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'GT',
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'Gamma;',
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'Iacute;',
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'Iacute',
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'Icirc;',
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'Icirc',
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'Igrave;',
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'Igrave',
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'Iota;',
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'Iuml;',
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'Iuml',
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'Kappa;',
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'LT;',
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'LT',
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'Lambda;',
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'Mu;',
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'Ntilde;',
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'Ntilde',
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'Nu;',
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'OElig;',
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'Oacute;',
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'Oacute',
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'Ocirc;',
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'Ocirc',
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'Ograve;',
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'Ograve',
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'Omega;',
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'Omicron;',
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'Oslash;',
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'Oslash',
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'Otilde;',
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'Otilde',
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'Ouml;',
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'Ouml',
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'Phi;',
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'Pi;',
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'Prime;',
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'Psi;',
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'QUOT;',
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'QUOT',
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'REG;',
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'REG',
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'Rho;',
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'Scaron;',
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'Sigma;',
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'THORN;',
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'THORN',
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'TRADE;',
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'Tau;',
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'Theta;',
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'Uacute;',
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'Uacute',
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'Ucirc;',
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'Ucirc',
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'Ugrave;',
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'Ugrave',
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'Upsilon;',
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'Uuml;',
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'Uuml',
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'Xi;',
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'Yacute;',
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'Yacute',
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'Yuml;',
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'Zeta;',
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'aacute;',
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'aacute',
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'acirc;',
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'acirc',
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'acute;',
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'acute',
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'aelig;',
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'aelig',
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'agrave;',
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'agrave',
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'alefsym;',
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'alpha;',
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'amp;',
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'amp',
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'and;',
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'ang;',
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'apos;',
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'aring;',
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'aring',
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'asymp;',
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'atilde;',
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'atilde',
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'auml;',
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'auml',
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'bdquo;',
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'beta;',
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'brvbar;',
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'brvbar',
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'bull;',
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'cap;',
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'ccedil;',
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'ccedil',
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'cedil;',
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'cedil',
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'cent;',
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'cent',
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'chi;',
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'circ;',
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'clubs;',
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'cong;',
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'copy;',
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'copy',
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'crarr;',
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'cup;',
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'curren;',
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'curren',
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'dArr;',
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'dagger;',
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'darr;',
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'deg;',
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'deg',
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'delta;',
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'diams;',
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'divide;',
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'divide',
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'eacute;',
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'eacute',
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'ecirc;',
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'ecirc',
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'egrave;',
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'egrave',
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'empty;',
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'emsp;',
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'ensp;',
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'epsilon;',
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'equiv;',
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'eta;',
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'eth;',
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'eth',
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'euml;',
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'euml',
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'euro;',
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'exist;',
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'fnof;',
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'forall;',
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'frac12;',
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'frac12',
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'frac14;',
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'frac14',
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'frac34;',
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'frac34',
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'frasl;',
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'gamma;',
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'ge;',
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'gt;',
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'gt',
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'hArr;',
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'harr;',
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'hearts;',
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'hellip;',
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'iacute;',
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'iacute',
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'icirc;',
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'icirc',
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'iexcl;',
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'iexcl',
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'igrave;',
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'igrave',
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'image;',
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'infin;',
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'int;',
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'iota;',
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'iquest;',
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'iquest',
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'isin;',
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'iuml;',
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'iuml',
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'kappa;',
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'lArr;',
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'lambda;',
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'lang;',
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'laquo;',
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'laquo',
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'larr;',
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'lceil;',
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'ldquo;',
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'le;',
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'lfloor;',
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'lowast;',
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'loz;',
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'lrm;',
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'lsaquo;',
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'lsquo;',
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'lt;',
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307 |
'lt',
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'macr;',
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309 |
'macr',
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310 |
'mdash;',
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311 |
'micro;',
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312 |
'micro',
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313 |
'middot;',
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314 |
'middot',
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315 |
'minus;',
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316 |
'mu;',
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317 |
'nabla;',
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318 |
'nbsp;',
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319 |
'nbsp',
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'ndash;',
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'ne;',
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322 |
'ni;',
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323 |
'not;',
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324 |
'not',
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325 |
'notin;',
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326 |
'nsub;',
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327 |
'ntilde;',
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328 |
'ntilde',
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329 |
'nu;',
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330 |
'oacute;',
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331 |
'oacute',
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332 |
'ocirc;',
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333 |
'ocirc',
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334 |
'oelig;',
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335 |
'ograve;',
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336 |
'ograve',
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337 |
'oline;',
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338 |
'omega;',
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339 |
'omicron;',
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340 |
'oplus;',
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341 |
'or;',
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342 |
'ordf;',
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343 |
'ordf',
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344 |
'ordm;',
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345 |
'ordm',
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346 |
'oslash;',
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347 |
'oslash',
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348 |
'otilde;',
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349 |
'otilde',
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350 |
'otimes;',
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351 |
'ouml;',
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352 |
'ouml',
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353 |
'para;',
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354 |
'para',
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355 |
'part;',
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356 |
'permil;',
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357 |
'perp;',
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358 |
'phi;',
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359 |
'pi;',
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360 |
'piv;',
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361 |
'plusmn;',
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362 |
'plusmn',
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363 |
'pound;',
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364 |
'pound',
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365 |
'prime;',
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366 |
'prod;',
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367 |
'prop;',
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368 |
'psi;',
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369 |
'quot;',
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370 |
'quot',
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371 |
'rArr;',
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372 |
'radic;',
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373 |
'rang;',
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374 |
'raquo;',
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375 |
'raquo',
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376 |
'rarr;',
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377 |
'rceil;',
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378 |
'rdquo;',
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379 |
'real;',
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380 |
'reg;',
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381 |
'reg',
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382 |
'rfloor;',
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383 |
'rho;',
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384 |
'rlm;',
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385 |
'rsaquo;',
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386 |
'rsquo;',
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387 |
'sbquo;',
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388 |
'scaron;',
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389 |
'sdot;',
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390 |
'sect;',
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391 |
'sect',
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392 |
'shy;',
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393 |
'shy',
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394 |
'sigma;',
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395 |
'sigmaf;',
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396 |
'sim;',
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397 |
'spades;',
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398 |
'sub;',
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399 |
'sube;',
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400 |
'sum;',
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401 |
'sup1;',
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402 |
'sup1',
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403 |
'sup2;',
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404 |
'sup2',
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405 |
'sup3;',
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406 |
'sup3',
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407 |
'sup;',
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|
408 |
'supe;',
|
|
|
409 |
'szlig;',
|
|
|
410 |
'szlig',
|
|
|
411 |
'tau;',
|
|
|
412 |
'there4;',
|
|
|
413 |
'theta;',
|
|
|
414 |
'thetasym;',
|
|
|
415 |
'thinsp;',
|
|
|
416 |
'thorn;',
|
|
|
417 |
'thorn',
|
|
|
418 |
'tilde;',
|
|
|
419 |
'times;',
|
|
|
420 |
'times',
|
|
|
421 |
'trade;',
|
|
|
422 |
'uArr;',
|
|
|
423 |
'uacute;',
|
|
|
424 |
'uacute',
|
|
|
425 |
'uarr;',
|
|
|
426 |
'ucirc;',
|
|
|
427 |
'ucirc',
|
|
|
428 |
'ugrave;',
|
|
|
429 |
'ugrave',
|
|
|
430 |
'uml;',
|
|
|
431 |
'uml',
|
|
|
432 |
'upsih;',
|
|
|
433 |
'upsilon;',
|
|
|
434 |
'uuml;',
|
|
|
435 |
'uuml',
|
|
|
436 |
'weierp;',
|
|
|
437 |
'xi;',
|
|
|
438 |
'yacute;',
|
|
|
439 |
'yacute',
|
|
|
440 |
'yen;',
|
|
|
441 |
'yen',
|
|
|
442 |
'yuml;',
|
|
|
443 |
'yuml',
|
|
|
444 |
'zeta;',
|
|
|
445 |
'zwj;',
|
|
|
446 |
'zwnj;'
|
|
|
447 |
);
|
|
|
448 |
|
|
|
449 |
const PCDATA = 0;
|
|
|
450 |
const RCDATA = 1;
|
|
|
451 |
const CDATA = 2;
|
|
|
452 |
const PLAINTEXT = 3;
|
|
|
453 |
|
|
|
454 |
const DOCTYPE = 0;
|
|
|
455 |
const STARTTAG = 1;
|
|
|
456 |
const ENDTAG = 2;
|
|
|
457 |
const COMMENT = 3;
|
|
|
458 |
const CHARACTR = 4;
|
|
|
459 |
const EOF = 5;
|
|
|
460 |
|
|
|
461 |
public function __construct($data)
|
|
|
462 |
{
|
|
|
463 |
$this->data = $data;
|
|
|
464 |
$this->char = -1;
|
|
|
465 |
$this->EOF = strlen($data);
|
|
|
466 |
$this->tree = new HTML5TreeConstructer;
|
|
|
467 |
$this->content_model = self::PCDATA;
|
|
|
468 |
|
|
|
469 |
$this->state = 'data';
|
|
|
470 |
|
|
|
471 |
while ($this->state !== null) {
|
|
|
472 |
$this->{$this->state . 'State'}();
|
|
|
473 |
}
|
|
|
474 |
}
|
|
|
475 |
|
|
|
476 |
public function save()
|
|
|
477 |
{
|
|
|
478 |
return $this->tree->save();
|
|
|
479 |
}
|
|
|
480 |
|
|
|
481 |
private function char()
|
|
|
482 |
{
|
|
|
483 |
return ($this->char < $this->EOF)
|
|
|
484 |
? $this->data[$this->char]
|
|
|
485 |
: false;
|
|
|
486 |
}
|
|
|
487 |
|
|
|
488 |
private function character($s, $l = 0)
|
|
|
489 |
{
|
|
|
490 |
if ($s + $l < $this->EOF) {
|
|
|
491 |
if ($l === 0) {
|
|
|
492 |
return $this->data[$s];
|
|
|
493 |
} else {
|
|
|
494 |
return substr($this->data, $s, $l);
|
|
|
495 |
}
|
|
|
496 |
}
|
|
|
497 |
}
|
|
|
498 |
|
|
|
499 |
private function characters($char_class, $start)
|
|
|
500 |
{
|
|
|
501 |
return preg_replace('#^([' . $char_class . ']+).*#s', '\\1', substr($this->data, $start));
|
|
|
502 |
}
|
|
|
503 |
|
|
|
504 |
private function dataState()
|
|
|
505 |
{
|
|
|
506 |
// Consume the next input character
|
|
|
507 |
$this->char++;
|
|
|
508 |
$char = $this->char();
|
|
|
509 |
|
|
|
510 |
if ($char === '&' && ($this->content_model === self::PCDATA || $this->content_model === self::RCDATA)) {
|
|
|
511 |
/* U+0026 AMPERSAND (&)
|
|
|
512 |
When the content model flag is set to one of the PCDATA or RCDATA
|
|
|
513 |
states: switch to the entity data state. Otherwise: treat it as per
|
|
|
514 |
the "anything else" entry below. */
|
|
|
515 |
$this->state = 'entityData';
|
|
|
516 |
|
|
|
517 |
} elseif ($char === '-') {
|
|
|
518 |
/* If the content model flag is set to either the RCDATA state or
|
|
|
519 |
the CDATA state, and the escape flag is false, and there are at
|
|
|
520 |
least three characters before this one in the input stream, and the
|
|
|
521 |
last four characters in the input stream, including this one, are
|
|
|
522 |
U+003C LESS-THAN SIGN, U+0021 EXCLAMATION MARK, U+002D HYPHEN-MINUS,
|
|
|
523 |
and U+002D HYPHEN-MINUS ("<!--"), then set the escape flag to true. */
|
|
|
524 |
if (($this->content_model === self::RCDATA || $this->content_model ===
|
|
|
525 |
self::CDATA) && $this->escape === false &&
|
|
|
526 |
$this->char >= 3 && $this->character($this->char - 4, 4) === '<!--'
|
|
|
527 |
) {
|
|
|
528 |
$this->escape = true;
|
|
|
529 |
}
|
|
|
530 |
|
|
|
531 |
/* In any case, emit the input character as a character token. Stay
|
|
|
532 |
in the data state. */
|
|
|
533 |
$this->emitToken(
|
|
|
534 |
array(
|
|
|
535 |
'type' => self::CHARACTR,
|
|
|
536 |
'data' => $char
|
|
|
537 |
)
|
|
|
538 |
);
|
|
|
539 |
|
|
|
540 |
/* U+003C LESS-THAN SIGN (<) */
|
|
|
541 |
} elseif ($char === '<' && ($this->content_model === self::PCDATA ||
|
|
|
542 |
(($this->content_model === self::RCDATA ||
|
|
|
543 |
$this->content_model === self::CDATA) && $this->escape === false))
|
|
|
544 |
) {
|
|
|
545 |
/* When the content model flag is set to the PCDATA state: switch
|
|
|
546 |
to the tag open state.
|
|
|
547 |
|
|
|
548 |
When the content model flag is set to either the RCDATA state or
|
|
|
549 |
the CDATA state and the escape flag is false: switch to the tag
|
|
|
550 |
open state.
|
|
|
551 |
|
|
|
552 |
Otherwise: treat it as per the "anything else" entry below. */
|
|
|
553 |
$this->state = 'tagOpen';
|
|
|
554 |
|
|
|
555 |
/* U+003E GREATER-THAN SIGN (>) */
|
|
|
556 |
} elseif ($char === '>') {
|
|
|
557 |
/* If the content model flag is set to either the RCDATA state or
|
|
|
558 |
the CDATA state, and the escape flag is true, and the last three
|
|
|
559 |
characters in the input stream including this one are U+002D
|
|
|
560 |
HYPHEN-MINUS, U+002D HYPHEN-MINUS, U+003E GREATER-THAN SIGN ("-->"),
|
|
|
561 |
set the escape flag to false. */
|
|
|
562 |
if (($this->content_model === self::RCDATA ||
|
|
|
563 |
$this->content_model === self::CDATA) && $this->escape === true &&
|
|
|
564 |
$this->character($this->char, 3) === '-->'
|
|
|
565 |
) {
|
|
|
566 |
$this->escape = false;
|
|
|
567 |
}
|
|
|
568 |
|
|
|
569 |
/* In any case, emit the input character as a character token.
|
|
|
570 |
Stay in the data state. */
|
|
|
571 |
$this->emitToken(
|
|
|
572 |
array(
|
|
|
573 |
'type' => self::CHARACTR,
|
|
|
574 |
'data' => $char
|
|
|
575 |
)
|
|
|
576 |
);
|
|
|
577 |
|
|
|
578 |
} elseif ($this->char === $this->EOF) {
|
|
|
579 |
/* EOF
|
|
|
580 |
Emit an end-of-file token. */
|
|
|
581 |
$this->EOF();
|
|
|
582 |
|
|
|
583 |
} elseif ($this->content_model === self::PLAINTEXT) {
|
|
|
584 |
/* When the content model flag is set to the PLAINTEXT state
|
|
|
585 |
THIS DIFFERS GREATLY FROM THE SPEC: Get the remaining characters of
|
|
|
586 |
the text and emit it as a character token. */
|
|
|
587 |
$this->emitToken(
|
|
|
588 |
array(
|
|
|
589 |
'type' => self::CHARACTR,
|
|
|
590 |
'data' => substr($this->data, $this->char)
|
|
|
591 |
)
|
|
|
592 |
);
|
|
|
593 |
|
|
|
594 |
$this->EOF();
|
|
|
595 |
|
|
|
596 |
} else {
|
|
|
597 |
/* Anything else
|
|
|
598 |
THIS DIFFERS GREATLY FROM THE SPEC: Get as many character that
|
|
|
599 |
otherwise would also be treated as a character token and emit it
|
|
|
600 |
as a single character token. Stay in the data state. */
|
|
|
601 |
$len = strcspn($this->data, '<&', $this->char);
|
|
|
602 |
$char = substr($this->data, $this->char, $len);
|
|
|
603 |
$this->char += $len - 1;
|
|
|
604 |
|
|
|
605 |
$this->emitToken(
|
|
|
606 |
array(
|
|
|
607 |
'type' => self::CHARACTR,
|
|
|
608 |
'data' => $char
|
|
|
609 |
)
|
|
|
610 |
);
|
|
|
611 |
|
|
|
612 |
$this->state = 'data';
|
|
|
613 |
}
|
|
|
614 |
}
|
|
|
615 |
|
|
|
616 |
private function entityDataState()
|
|
|
617 |
{
|
|
|
618 |
// Attempt to consume an entity.
|
|
|
619 |
$entity = $this->entity();
|
|
|
620 |
|
|
|
621 |
// If nothing is returned, emit a U+0026 AMPERSAND character token.
|
|
|
622 |
// Otherwise, emit the character token that was returned.
|
|
|
623 |
$char = (!$entity) ? '&' : $entity;
|
|
|
624 |
$this->emitToken(
|
|
|
625 |
array(
|
|
|
626 |
'type' => self::CHARACTR,
|
|
|
627 |
'data' => $char
|
|
|
628 |
)
|
|
|
629 |
);
|
|
|
630 |
|
|
|
631 |
// Finally, switch to the data state.
|
|
|
632 |
$this->state = 'data';
|
|
|
633 |
}
|
|
|
634 |
|
|
|
635 |
private function tagOpenState()
|
|
|
636 |
{
|
|
|
637 |
switch ($this->content_model) {
|
|
|
638 |
case self::RCDATA:
|
|
|
639 |
case self::CDATA:
|
|
|
640 |
/* If the next input character is a U+002F SOLIDUS (/) character,
|
|
|
641 |
consume it and switch to the close tag open state. If the next
|
|
|
642 |
input character is not a U+002F SOLIDUS (/) character, emit a
|
|
|
643 |
U+003C LESS-THAN SIGN character token and switch to the data
|
|
|
644 |
state to process the next input character. */
|
|
|
645 |
if ($this->character($this->char + 1) === '/') {
|
|
|
646 |
$this->char++;
|
|
|
647 |
$this->state = 'closeTagOpen';
|
|
|
648 |
|
|
|
649 |
} else {
|
|
|
650 |
$this->emitToken(
|
|
|
651 |
array(
|
|
|
652 |
'type' => self::CHARACTR,
|
|
|
653 |
'data' => '<'
|
|
|
654 |
)
|
|
|
655 |
);
|
|
|
656 |
|
|
|
657 |
$this->state = 'data';
|
|
|
658 |
}
|
|
|
659 |
break;
|
|
|
660 |
|
|
|
661 |
case self::PCDATA:
|
|
|
662 |
// If the content model flag is set to the PCDATA state
|
|
|
663 |
// Consume the next input character:
|
|
|
664 |
$this->char++;
|
|
|
665 |
$char = $this->char();
|
|
|
666 |
|
|
|
667 |
if ($char === '!') {
|
|
|
668 |
/* U+0021 EXCLAMATION MARK (!)
|
|
|
669 |
Switch to the markup declaration open state. */
|
|
|
670 |
$this->state = 'markupDeclarationOpen';
|
|
|
671 |
|
|
|
672 |
} elseif ($char === '/') {
|
|
|
673 |
/* U+002F SOLIDUS (/)
|
|
|
674 |
Switch to the close tag open state. */
|
|
|
675 |
$this->state = 'closeTagOpen';
|
|
|
676 |
|
|
|
677 |
} elseif (preg_match('/^[A-Za-z]$/', $char)) {
|
|
|
678 |
/* U+0041 LATIN LETTER A through to U+005A LATIN LETTER Z
|
|
|
679 |
Create a new start tag token, set its tag name to the lowercase
|
|
|
680 |
version of the input character (add 0x0020 to the character's code
|
|
|
681 |
point), then switch to the tag name state. (Don't emit the token
|
|
|
682 |
yet; further details will be filled in before it is emitted.) */
|
|
|
683 |
$this->token = array(
|
|
|
684 |
'name' => strtolower($char),
|
|
|
685 |
'type' => self::STARTTAG,
|
|
|
686 |
'attr' => array()
|
|
|
687 |
);
|
|
|
688 |
|
|
|
689 |
$this->state = 'tagName';
|
|
|
690 |
|
|
|
691 |
} elseif ($char === '>') {
|
|
|
692 |
/* U+003E GREATER-THAN SIGN (>)
|
|
|
693 |
Parse error. Emit a U+003C LESS-THAN SIGN character token and a
|
|
|
694 |
U+003E GREATER-THAN SIGN character token. Switch to the data state. */
|
|
|
695 |
$this->emitToken(
|
|
|
696 |
array(
|
|
|
697 |
'type' => self::CHARACTR,
|
|
|
698 |
'data' => '<>'
|
|
|
699 |
)
|
|
|
700 |
);
|
|
|
701 |
|
|
|
702 |
$this->state = 'data';
|
|
|
703 |
|
|
|
704 |
} elseif ($char === '?') {
|
|
|
705 |
/* U+003F QUESTION MARK (?)
|
|
|
706 |
Parse error. Switch to the bogus comment state. */
|
|
|
707 |
$this->state = 'bogusComment';
|
|
|
708 |
|
|
|
709 |
} else {
|
|
|
710 |
/* Anything else
|
|
|
711 |
Parse error. Emit a U+003C LESS-THAN SIGN character token and
|
|
|
712 |
reconsume the current input character in the data state. */
|
|
|
713 |
$this->emitToken(
|
|
|
714 |
array(
|
|
|
715 |
'type' => self::CHARACTR,
|
|
|
716 |
'data' => '<'
|
|
|
717 |
)
|
|
|
718 |
);
|
|
|
719 |
|
|
|
720 |
$this->char--;
|
|
|
721 |
$this->state = 'data';
|
|
|
722 |
}
|
|
|
723 |
break;
|
|
|
724 |
}
|
|
|
725 |
}
|
|
|
726 |
|
|
|
727 |
private function closeTagOpenState()
|
|
|
728 |
{
|
|
|
729 |
$next_node = strtolower($this->characters('A-Za-z', $this->char + 1));
|
|
|
730 |
$the_same = count($this->tree->stack) > 0 && $next_node === end($this->tree->stack)->nodeName;
|
|
|
731 |
|
|
|
732 |
if (($this->content_model === self::RCDATA || $this->content_model === self::CDATA) &&
|
|
|
733 |
(!$the_same || ($the_same && (!preg_match(
|
|
|
734 |
'/[\t\n\x0b\x0c >\/]/',
|
|
|
735 |
$this->character($this->char + 1 + strlen($next_node))
|
|
|
736 |
) || $this->EOF === $this->char)))
|
|
|
737 |
) {
|
|
|
738 |
/* If the content model flag is set to the RCDATA or CDATA states then
|
|
|
739 |
examine the next few characters. If they do not match the tag name of
|
|
|
740 |
the last start tag token emitted (case insensitively), or if they do but
|
|
|
741 |
they are not immediately followed by one of the following characters:
|
|
|
742 |
* U+0009 CHARACTER TABULATION
|
|
|
743 |
* U+000A LINE FEED (LF)
|
|
|
744 |
* U+000B LINE TABULATION
|
|
|
745 |
* U+000C FORM FEED (FF)
|
|
|
746 |
* U+0020 SPACE
|
|
|
747 |
* U+003E GREATER-THAN SIGN (>)
|
|
|
748 |
* U+002F SOLIDUS (/)
|
|
|
749 |
* EOF
|
|
|
750 |
...then there is a parse error. Emit a U+003C LESS-THAN SIGN character
|
|
|
751 |
token, a U+002F SOLIDUS character token, and switch to the data state
|
|
|
752 |
to process the next input character. */
|
|
|
753 |
$this->emitToken(
|
|
|
754 |
array(
|
|
|
755 |
'type' => self::CHARACTR,
|
|
|
756 |
'data' => '</'
|
|
|
757 |
)
|
|
|
758 |
);
|
|
|
759 |
|
|
|
760 |
$this->state = 'data';
|
|
|
761 |
|
|
|
762 |
} else {
|
|
|
763 |
/* Otherwise, if the content model flag is set to the PCDATA state,
|
|
|
764 |
or if the next few characters do match that tag name, consume the
|
|
|
765 |
next input character: */
|
|
|
766 |
$this->char++;
|
|
|
767 |
$char = $this->char();
|
|
|
768 |
|
|
|
769 |
if (preg_match('/^[A-Za-z]$/', $char)) {
|
|
|
770 |
/* U+0041 LATIN LETTER A through to U+005A LATIN LETTER Z
|
|
|
771 |
Create a new end tag token, set its tag name to the lowercase version
|
|
|
772 |
of the input character (add 0x0020 to the character's code point), then
|
|
|
773 |
switch to the tag name state. (Don't emit the token yet; further details
|
|
|
774 |
will be filled in before it is emitted.) */
|
|
|
775 |
$this->token = array(
|
|
|
776 |
'name' => strtolower($char),
|
|
|
777 |
'type' => self::ENDTAG
|
|
|
778 |
);
|
|
|
779 |
|
|
|
780 |
$this->state = 'tagName';
|
|
|
781 |
|
|
|
782 |
} elseif ($char === '>') {
|
|
|
783 |
/* U+003E GREATER-THAN SIGN (>)
|
|
|
784 |
Parse error. Switch to the data state. */
|
|
|
785 |
$this->state = 'data';
|
|
|
786 |
|
|
|
787 |
} elseif ($this->char === $this->EOF) {
|
|
|
788 |
/* EOF
|
|
|
789 |
Parse error. Emit a U+003C LESS-THAN SIGN character token and a U+002F
|
|
|
790 |
SOLIDUS character token. Reconsume the EOF character in the data state. */
|
|
|
791 |
$this->emitToken(
|
|
|
792 |
array(
|
|
|
793 |
'type' => self::CHARACTR,
|
|
|
794 |
'data' => '</'
|
|
|
795 |
)
|
|
|
796 |
);
|
|
|
797 |
|
|
|
798 |
$this->char--;
|
|
|
799 |
$this->state = 'data';
|
|
|
800 |
|
|
|
801 |
} else {
|
|
|
802 |
/* Parse error. Switch to the bogus comment state. */
|
|
|
803 |
$this->state = 'bogusComment';
|
|
|
804 |
}
|
|
|
805 |
}
|
|
|
806 |
}
|
|
|
807 |
|
|
|
808 |
private function tagNameState()
|
|
|
809 |
{
|
|
|
810 |
// Consume the next input character:
|
|
|
811 |
$this->char++;
|
|
|
812 |
$char = $this->character($this->char);
|
|
|
813 |
|
|
|
814 |
if (preg_match('/^[\t\n\x0b\x0c ]$/', $char)) {
|
|
|
815 |
/* U+0009 CHARACTER TABULATION
|
|
|
816 |
U+000A LINE FEED (LF)
|
|
|
817 |
U+000B LINE TABULATION
|
|
|
818 |
U+000C FORM FEED (FF)
|
|
|
819 |
U+0020 SPACE
|
|
|
820 |
Switch to the before attribute name state. */
|
|
|
821 |
$this->state = 'beforeAttributeName';
|
|
|
822 |
|
|
|
823 |
} elseif ($char === '>') {
|
|
|
824 |
/* U+003E GREATER-THAN SIGN (>)
|
|
|
825 |
Emit the current tag token. Switch to the data state. */
|
|
|
826 |
$this->emitToken($this->token);
|
|
|
827 |
$this->state = 'data';
|
|
|
828 |
|
|
|
829 |
} elseif ($this->char === $this->EOF) {
|
|
|
830 |
/* EOF
|
|
|
831 |
Parse error. Emit the current tag token. Reconsume the EOF
|
|
|
832 |
character in the data state. */
|
|
|
833 |
$this->emitToken($this->token);
|
|
|
834 |
|
|
|
835 |
$this->char--;
|
|
|
836 |
$this->state = 'data';
|
|
|
837 |
|
|
|
838 |
} elseif ($char === '/') {
|
|
|
839 |
/* U+002F SOLIDUS (/)
|
|
|
840 |
Parse error unless this is a permitted slash. Switch to the before
|
|
|
841 |
attribute name state. */
|
|
|
842 |
$this->state = 'beforeAttributeName';
|
|
|
843 |
|
|
|
844 |
} else {
|
|
|
845 |
/* Anything else
|
|
|
846 |
Append the current input character to the current tag token's tag name.
|
|
|
847 |
Stay in the tag name state. */
|
|
|
848 |
$this->token['name'] .= strtolower($char);
|
|
|
849 |
$this->state = 'tagName';
|
|
|
850 |
}
|
|
|
851 |
}
|
|
|
852 |
|
|
|
853 |
private function beforeAttributeNameState()
|
|
|
854 |
{
|
|
|
855 |
// Consume the next input character:
|
|
|
856 |
$this->char++;
|
|
|
857 |
$char = $this->character($this->char);
|
|
|
858 |
|
|
|
859 |
if (preg_match('/^[\t\n\x0b\x0c ]$/', $char)) {
|
|
|
860 |
/* U+0009 CHARACTER TABULATION
|
|
|
861 |
U+000A LINE FEED (LF)
|
|
|
862 |
U+000B LINE TABULATION
|
|
|
863 |
U+000C FORM FEED (FF)
|
|
|
864 |
U+0020 SPACE
|
|
|
865 |
Stay in the before attribute name state. */
|
|
|
866 |
$this->state = 'beforeAttributeName';
|
|
|
867 |
|
|
|
868 |
} elseif ($char === '>') {
|
|
|
869 |
/* U+003E GREATER-THAN SIGN (>)
|
|
|
870 |
Emit the current tag token. Switch to the data state. */
|
|
|
871 |
$this->emitToken($this->token);
|
|
|
872 |
$this->state = 'data';
|
|
|
873 |
|
|
|
874 |
} elseif ($char === '/') {
|
|
|
875 |
/* U+002F SOLIDUS (/)
|
|
|
876 |
Parse error unless this is a permitted slash. Stay in the before
|
|
|
877 |
attribute name state. */
|
|
|
878 |
$this->state = 'beforeAttributeName';
|
|
|
879 |
|
|
|
880 |
} elseif ($this->char === $this->EOF) {
|
|
|
881 |
/* EOF
|
|
|
882 |
Parse error. Emit the current tag token. Reconsume the EOF
|
|
|
883 |
character in the data state. */
|
|
|
884 |
$this->emitToken($this->token);
|
|
|
885 |
|
|
|
886 |
$this->char--;
|
|
|
887 |
$this->state = 'data';
|
|
|
888 |
|
|
|
889 |
} else {
|
|
|
890 |
/* Anything else
|
|
|
891 |
Start a new attribute in the current tag token. Set that attribute's
|
|
|
892 |
name to the current input character, and its value to the empty string.
|
|
|
893 |
Switch to the attribute name state. */
|
|
|
894 |
$this->token['attr'][] = array(
|
|
|
895 |
'name' => strtolower($char),
|
|
|
896 |
'value' => null
|
|
|
897 |
);
|
|
|
898 |
|
|
|
899 |
$this->state = 'attributeName';
|
|
|
900 |
}
|
|
|
901 |
}
|
|
|
902 |
|
|
|
903 |
private function attributeNameState()
|
|
|
904 |
{
|
|
|
905 |
// Consume the next input character:
|
|
|
906 |
$this->char++;
|
|
|
907 |
$char = $this->character($this->char);
|
|
|
908 |
|
|
|
909 |
if (preg_match('/^[\t\n\x0b\x0c ]$/', $char)) {
|
|
|
910 |
/* U+0009 CHARACTER TABULATION
|
|
|
911 |
U+000A LINE FEED (LF)
|
|
|
912 |
U+000B LINE TABULATION
|
|
|
913 |
U+000C FORM FEED (FF)
|
|
|
914 |
U+0020 SPACE
|
|
|
915 |
Stay in the before attribute name state. */
|
|
|
916 |
$this->state = 'afterAttributeName';
|
|
|
917 |
|
|
|
918 |
} elseif ($char === '=') {
|
|
|
919 |
/* U+003D EQUALS SIGN (=)
|
|
|
920 |
Switch to the before attribute value state. */
|
|
|
921 |
$this->state = 'beforeAttributeValue';
|
|
|
922 |
|
|
|
923 |
} elseif ($char === '>') {
|
|
|
924 |
/* U+003E GREATER-THAN SIGN (>)
|
|
|
925 |
Emit the current tag token. Switch to the data state. */
|
|
|
926 |
$this->emitToken($this->token);
|
|
|
927 |
$this->state = 'data';
|
|
|
928 |
|
|
|
929 |
} elseif ($char === '/' && $this->character($this->char + 1) !== '>') {
|
|
|
930 |
/* U+002F SOLIDUS (/)
|
|
|
931 |
Parse error unless this is a permitted slash. Switch to the before
|
|
|
932 |
attribute name state. */
|
|
|
933 |
$this->state = 'beforeAttributeName';
|
|
|
934 |
|
|
|
935 |
} elseif ($this->char === $this->EOF) {
|
|
|
936 |
/* EOF
|
|
|
937 |
Parse error. Emit the current tag token. Reconsume the EOF
|
|
|
938 |
character in the data state. */
|
|
|
939 |
$this->emitToken($this->token);
|
|
|
940 |
|
|
|
941 |
$this->char--;
|
|
|
942 |
$this->state = 'data';
|
|
|
943 |
|
|
|
944 |
} else {
|
|
|
945 |
/* Anything else
|
|
|
946 |
Append the current input character to the current attribute's name.
|
|
|
947 |
Stay in the attribute name state. */
|
|
|
948 |
$last = count($this->token['attr']) - 1;
|
|
|
949 |
$this->token['attr'][$last]['name'] .= strtolower($char);
|
|
|
950 |
|
|
|
951 |
$this->state = 'attributeName';
|
|
|
952 |
}
|
|
|
953 |
}
|
|
|
954 |
|
|
|
955 |
private function afterAttributeNameState()
|
|
|
956 |
{
|
|
|
957 |
// Consume the next input character:
|
|
|
958 |
$this->char++;
|
|
|
959 |
$char = $this->character($this->char);
|
|
|
960 |
|
|
|
961 |
if (preg_match('/^[\t\n\x0b\x0c ]$/', $char)) {
|
|
|
962 |
/* U+0009 CHARACTER TABULATION
|
|
|
963 |
U+000A LINE FEED (LF)
|
|
|
964 |
U+000B LINE TABULATION
|
|
|
965 |
U+000C FORM FEED (FF)
|
|
|
966 |
U+0020 SPACE
|
|
|
967 |
Stay in the after attribute name state. */
|
|
|
968 |
$this->state = 'afterAttributeName';
|
|
|
969 |
|
|
|
970 |
} elseif ($char === '=') {
|
|
|
971 |
/* U+003D EQUALS SIGN (=)
|
|
|
972 |
Switch to the before attribute value state. */
|
|
|
973 |
$this->state = 'beforeAttributeValue';
|
|
|
974 |
|
|
|
975 |
} elseif ($char === '>') {
|
|
|
976 |
/* U+003E GREATER-THAN SIGN (>)
|
|
|
977 |
Emit the current tag token. Switch to the data state. */
|
|
|
978 |
$this->emitToken($this->token);
|
|
|
979 |
$this->state = 'data';
|
|
|
980 |
|
|
|
981 |
} elseif ($char === '/' && $this->character($this->char + 1) !== '>') {
|
|
|
982 |
/* U+002F SOLIDUS (/)
|
|
|
983 |
Parse error unless this is a permitted slash. Switch to the
|
|
|
984 |
before attribute name state. */
|
|
|
985 |
$this->state = 'beforeAttributeName';
|
|
|
986 |
|
|
|
987 |
} elseif ($this->char === $this->EOF) {
|
|
|
988 |
/* EOF
|
|
|
989 |
Parse error. Emit the current tag token. Reconsume the EOF
|
|
|
990 |
character in the data state. */
|
|
|
991 |
$this->emitToken($this->token);
|
|
|
992 |
|
|
|
993 |
$this->char--;
|
|
|
994 |
$this->state = 'data';
|
|
|
995 |
|
|
|
996 |
} else {
|
|
|
997 |
/* Anything else
|
|
|
998 |
Start a new attribute in the current tag token. Set that attribute's
|
|
|
999 |
name to the current input character, and its value to the empty string.
|
|
|
1000 |
Switch to the attribute name state. */
|
|
|
1001 |
$this->token['attr'][] = array(
|
|
|
1002 |
'name' => strtolower($char),
|
|
|
1003 |
'value' => null
|
|
|
1004 |
);
|
|
|
1005 |
|
|
|
1006 |
$this->state = 'attributeName';
|
|
|
1007 |
}
|
|
|
1008 |
}
|
|
|
1009 |
|
|
|
1010 |
private function beforeAttributeValueState()
|
|
|
1011 |
{
|
|
|
1012 |
// Consume the next input character:
|
|
|
1013 |
$this->char++;
|
|
|
1014 |
$char = $this->character($this->char);
|
|
|
1015 |
|
|
|
1016 |
if (preg_match('/^[\t\n\x0b\x0c ]$/', $char)) {
|
|
|
1017 |
/* U+0009 CHARACTER TABULATION
|
|
|
1018 |
U+000A LINE FEED (LF)
|
|
|
1019 |
U+000B LINE TABULATION
|
|
|
1020 |
U+000C FORM FEED (FF)
|
|
|
1021 |
U+0020 SPACE
|
|
|
1022 |
Stay in the before attribute value state. */
|
|
|
1023 |
$this->state = 'beforeAttributeValue';
|
|
|
1024 |
|
|
|
1025 |
} elseif ($char === '"') {
|
|
|
1026 |
/* U+0022 QUOTATION MARK (")
|
|
|
1027 |
Switch to the attribute value (double-quoted) state. */
|
|
|
1028 |
$this->state = 'attributeValueDoubleQuoted';
|
|
|
1029 |
|
|
|
1030 |
} elseif ($char === '&') {
|
|
|
1031 |
/* U+0026 AMPERSAND (&)
|
|
|
1032 |
Switch to the attribute value (unquoted) state and reconsume
|
|
|
1033 |
this input character. */
|
|
|
1034 |
$this->char--;
|
|
|
1035 |
$this->state = 'attributeValueUnquoted';
|
|
|
1036 |
|
|
|
1037 |
} elseif ($char === '\'') {
|
|
|
1038 |
/* U+0027 APOSTROPHE (')
|
|
|
1039 |
Switch to the attribute value (single-quoted) state. */
|
|
|
1040 |
$this->state = 'attributeValueSingleQuoted';
|
|
|
1041 |
|
|
|
1042 |
} elseif ($char === '>') {
|
|
|
1043 |
/* U+003E GREATER-THAN SIGN (>)
|
|
|
1044 |
Emit the current tag token. Switch to the data state. */
|
|
|
1045 |
$this->emitToken($this->token);
|
|
|
1046 |
$this->state = 'data';
|
|
|
1047 |
|
|
|
1048 |
} else {
|
|
|
1049 |
/* Anything else
|
|
|
1050 |
Append the current input character to the current attribute's value.
|
|
|
1051 |
Switch to the attribute value (unquoted) state. */
|
|
|
1052 |
$last = count($this->token['attr']) - 1;
|
|
|
1053 |
$this->token['attr'][$last]['value'] .= $char;
|
|
|
1054 |
|
|
|
1055 |
$this->state = 'attributeValueUnquoted';
|
|
|
1056 |
}
|
|
|
1057 |
}
|
|
|
1058 |
|
|
|
1059 |
private function attributeValueDoubleQuotedState()
|
|
|
1060 |
{
|
|
|
1061 |
// Consume the next input character:
|
|
|
1062 |
$this->char++;
|
|
|
1063 |
$char = $this->character($this->char);
|
|
|
1064 |
|
|
|
1065 |
if ($char === '"') {
|
|
|
1066 |
/* U+0022 QUOTATION MARK (")
|
|
|
1067 |
Switch to the before attribute name state. */
|
|
|
1068 |
$this->state = 'beforeAttributeName';
|
|
|
1069 |
|
|
|
1070 |
} elseif ($char === '&') {
|
|
|
1071 |
/* U+0026 AMPERSAND (&)
|
|
|
1072 |
Switch to the entity in attribute value state. */
|
|
|
1073 |
$this->entityInAttributeValueState('double');
|
|
|
1074 |
|
|
|
1075 |
} elseif ($this->char === $this->EOF) {
|
|
|
1076 |
/* EOF
|
|
|
1077 |
Parse error. Emit the current tag token. Reconsume the character
|
|
|
1078 |
in the data state. */
|
|
|
1079 |
$this->emitToken($this->token);
|
|
|
1080 |
|
|
|
1081 |
$this->char--;
|
|
|
1082 |
$this->state = 'data';
|
|
|
1083 |
|
|
|
1084 |
} else {
|
|
|
1085 |
/* Anything else
|
|
|
1086 |
Append the current input character to the current attribute's value.
|
|
|
1087 |
Stay in the attribute value (double-quoted) state. */
|
|
|
1088 |
$last = count($this->token['attr']) - 1;
|
|
|
1089 |
$this->token['attr'][$last]['value'] .= $char;
|
|
|
1090 |
|
|
|
1091 |
$this->state = 'attributeValueDoubleQuoted';
|
|
|
1092 |
}
|
|
|
1093 |
}
|
|
|
1094 |
|
|
|
1095 |
private function attributeValueSingleQuotedState()
|
|
|
1096 |
{
|
|
|
1097 |
// Consume the next input character:
|
|
|
1098 |
$this->char++;
|
|
|
1099 |
$char = $this->character($this->char);
|
|
|
1100 |
|
|
|
1101 |
if ($char === '\'') {
|
|
|
1102 |
/* U+0022 QUOTATION MARK (')
|
|
|
1103 |
Switch to the before attribute name state. */
|
|
|
1104 |
$this->state = 'beforeAttributeName';
|
|
|
1105 |
|
|
|
1106 |
} elseif ($char === '&') {
|
|
|
1107 |
/* U+0026 AMPERSAND (&)
|
|
|
1108 |
Switch to the entity in attribute value state. */
|
|
|
1109 |
$this->entityInAttributeValueState('single');
|
|
|
1110 |
|
|
|
1111 |
} elseif ($this->char === $this->EOF) {
|
|
|
1112 |
/* EOF
|
|
|
1113 |
Parse error. Emit the current tag token. Reconsume the character
|
|
|
1114 |
in the data state. */
|
|
|
1115 |
$this->emitToken($this->token);
|
|
|
1116 |
|
|
|
1117 |
$this->char--;
|
|
|
1118 |
$this->state = 'data';
|
|
|
1119 |
|
|
|
1120 |
} else {
|
|
|
1121 |
/* Anything else
|
|
|
1122 |
Append the current input character to the current attribute's value.
|
|
|
1123 |
Stay in the attribute value (single-quoted) state. */
|
|
|
1124 |
$last = count($this->token['attr']) - 1;
|
|
|
1125 |
$this->token['attr'][$last]['value'] .= $char;
|
|
|
1126 |
|
|
|
1127 |
$this->state = 'attributeValueSingleQuoted';
|
|
|
1128 |
}
|
|
|
1129 |
}
|
|
|
1130 |
|
|
|
1131 |
private function attributeValueUnquotedState()
|
|
|
1132 |
{
|
|
|
1133 |
// Consume the next input character:
|
|
|
1134 |
$this->char++;
|
|
|
1135 |
$char = $this->character($this->char);
|
|
|
1136 |
|
|
|
1137 |
if (preg_match('/^[\t\n\x0b\x0c ]$/', $char)) {
|
|
|
1138 |
/* U+0009 CHARACTER TABULATION
|
|
|
1139 |
U+000A LINE FEED (LF)
|
|
|
1140 |
U+000B LINE TABULATION
|
|
|
1141 |
U+000C FORM FEED (FF)
|
|
|
1142 |
U+0020 SPACE
|
|
|
1143 |
Switch to the before attribute name state. */
|
|
|
1144 |
$this->state = 'beforeAttributeName';
|
|
|
1145 |
|
|
|
1146 |
} elseif ($char === '&') {
|
|
|
1147 |
/* U+0026 AMPERSAND (&)
|
|
|
1148 |
Switch to the entity in attribute value state. */
|
|
|
1149 |
$this->entityInAttributeValueState();
|
|
|
1150 |
|
|
|
1151 |
} elseif ($char === '>') {
|
|
|
1152 |
/* U+003E GREATER-THAN SIGN (>)
|
|
|
1153 |
Emit the current tag token. Switch to the data state. */
|
|
|
1154 |
$this->emitToken($this->token);
|
|
|
1155 |
$this->state = 'data';
|
|
|
1156 |
|
|
|
1157 |
} else {
|
|
|
1158 |
/* Anything else
|
|
|
1159 |
Append the current input character to the current attribute's value.
|
|
|
1160 |
Stay in the attribute value (unquoted) state. */
|
|
|
1161 |
$last = count($this->token['attr']) - 1;
|
|
|
1162 |
$this->token['attr'][$last]['value'] .= $char;
|
|
|
1163 |
|
|
|
1164 |
$this->state = 'attributeValueUnquoted';
|
|
|
1165 |
}
|
|
|
1166 |
}
|
|
|
1167 |
|
|
|
1168 |
private function entityInAttributeValueState()
|
|
|
1169 |
{
|
|
|
1170 |
// Attempt to consume an entity.
|
|
|
1171 |
$entity = $this->entity();
|
|
|
1172 |
|
|
|
1173 |
// If nothing is returned, append a U+0026 AMPERSAND character to the
|
|
|
1174 |
// current attribute's value. Otherwise, emit the character token that
|
|
|
1175 |
// was returned.
|
|
|
1176 |
$char = (!$entity)
|
|
|
1177 |
? '&'
|
|
|
1178 |
: $entity;
|
|
|
1179 |
|
|
|
1180 |
$last = count($this->token['attr']) - 1;
|
|
|
1181 |
$this->token['attr'][$last]['value'] .= $char;
|
|
|
1182 |
}
|
|
|
1183 |
|
|
|
1184 |
private function bogusCommentState()
|
|
|
1185 |
{
|
|
|
1186 |
/* Consume every character up to the first U+003E GREATER-THAN SIGN
|
|
|
1187 |
character (>) or the end of the file (EOF), whichever comes first. Emit
|
|
|
1188 |
a comment token whose data is the concatenation of all the characters
|
|
|
1189 |
starting from and including the character that caused the state machine
|
|
|
1190 |
to switch into the bogus comment state, up to and including the last
|
|
|
1191 |
consumed character before the U+003E character, if any, or up to the
|
|
|
1192 |
end of the file otherwise. (If the comment was started by the end of
|
|
|
1193 |
the file (EOF), the token is empty.) */
|
|
|
1194 |
$data = $this->characters('^>', $this->char);
|
|
|
1195 |
$this->emitToken(
|
|
|
1196 |
array(
|
|
|
1197 |
'data' => $data,
|
|
|
1198 |
'type' => self::COMMENT
|
|
|
1199 |
)
|
|
|
1200 |
);
|
|
|
1201 |
|
|
|
1202 |
$this->char += strlen($data);
|
|
|
1203 |
|
|
|
1204 |
/* Switch to the data state. */
|
|
|
1205 |
$this->state = 'data';
|
|
|
1206 |
|
|
|
1207 |
/* If the end of the file was reached, reconsume the EOF character. */
|
|
|
1208 |
if ($this->char === $this->EOF) {
|
|
|
1209 |
$this->char = $this->EOF - 1;
|
|
|
1210 |
}
|
|
|
1211 |
}
|
|
|
1212 |
|
|
|
1213 |
private function markupDeclarationOpenState()
|
|
|
1214 |
{
|
|
|
1215 |
/* If the next two characters are both U+002D HYPHEN-MINUS (-)
|
|
|
1216 |
characters, consume those two characters, create a comment token whose
|
|
|
1217 |
data is the empty string, and switch to the comment state. */
|
|
|
1218 |
if ($this->character($this->char + 1, 2) === '--') {
|
|
|
1219 |
$this->char += 2;
|
|
|
1220 |
$this->state = 'comment';
|
|
|
1221 |
$this->token = array(
|
|
|
1222 |
'data' => null,
|
|
|
1223 |
'type' => self::COMMENT
|
|
|
1224 |
);
|
|
|
1225 |
|
|
|
1226 |
/* Otherwise if the next seven chacacters are a case-insensitive match
|
|
|
1227 |
for the word "DOCTYPE", then consume those characters and switch to the
|
|
|
1228 |
DOCTYPE state. */
|
|
|
1229 |
} elseif (strtolower($this->character($this->char + 1, 7)) === 'doctype') {
|
|
|
1230 |
$this->char += 7;
|
|
|
1231 |
$this->state = 'doctype';
|
|
|
1232 |
|
|
|
1233 |
/* Otherwise, is is a parse error. Switch to the bogus comment state.
|
|
|
1234 |
The next character that is consumed, if any, is the first character
|
|
|
1235 |
that will be in the comment. */
|
|
|
1236 |
} else {
|
|
|
1237 |
$this->char++;
|
|
|
1238 |
$this->state = 'bogusComment';
|
|
|
1239 |
}
|
|
|
1240 |
}
|
|
|
1241 |
|
|
|
1242 |
private function commentState()
|
|
|
1243 |
{
|
|
|
1244 |
/* Consume the next input character: */
|
|
|
1245 |
$this->char++;
|
|
|
1246 |
$char = $this->char();
|
|
|
1247 |
|
|
|
1248 |
/* U+002D HYPHEN-MINUS (-) */
|
|
|
1249 |
if ($char === '-') {
|
|
|
1250 |
/* Switch to the comment dash state */
|
|
|
1251 |
$this->state = 'commentDash';
|
|
|
1252 |
|
|
|
1253 |
/* EOF */
|
|
|
1254 |
} elseif ($this->char === $this->EOF) {
|
|
|
1255 |
/* Parse error. Emit the comment token. Reconsume the EOF character
|
|
|
1256 |
in the data state. */
|
|
|
1257 |
$this->emitToken($this->token);
|
|
|
1258 |
$this->char--;
|
|
|
1259 |
$this->state = 'data';
|
|
|
1260 |
|
|
|
1261 |
/* Anything else */
|
|
|
1262 |
} else {
|
|
|
1263 |
/* Append the input character to the comment token's data. Stay in
|
|
|
1264 |
the comment state. */
|
|
|
1265 |
$this->token['data'] .= $char;
|
|
|
1266 |
}
|
|
|
1267 |
}
|
|
|
1268 |
|
|
|
1269 |
private function commentDashState()
|
|
|
1270 |
{
|
|
|
1271 |
/* Consume the next input character: */
|
|
|
1272 |
$this->char++;
|
|
|
1273 |
$char = $this->char();
|
|
|
1274 |
|
|
|
1275 |
/* U+002D HYPHEN-MINUS (-) */
|
|
|
1276 |
if ($char === '-') {
|
|
|
1277 |
/* Switch to the comment end state */
|
|
|
1278 |
$this->state = 'commentEnd';
|
|
|
1279 |
|
|
|
1280 |
/* EOF */
|
|
|
1281 |
} elseif ($this->char === $this->EOF) {
|
|
|
1282 |
/* Parse error. Emit the comment token. Reconsume the EOF character
|
|
|
1283 |
in the data state. */
|
|
|
1284 |
$this->emitToken($this->token);
|
|
|
1285 |
$this->char--;
|
|
|
1286 |
$this->state = 'data';
|
|
|
1287 |
|
|
|
1288 |
/* Anything else */
|
|
|
1289 |
} else {
|
|
|
1290 |
/* Append a U+002D HYPHEN-MINUS (-) character and the input
|
|
|
1291 |
character to the comment token's data. Switch to the comment state. */
|
|
|
1292 |
$this->token['data'] .= '-' . $char;
|
|
|
1293 |
$this->state = 'comment';
|
|
|
1294 |
}
|
|
|
1295 |
}
|
|
|
1296 |
|
|
|
1297 |
private function commentEndState()
|
|
|
1298 |
{
|
|
|
1299 |
/* Consume the next input character: */
|
|
|
1300 |
$this->char++;
|
|
|
1301 |
$char = $this->char();
|
|
|
1302 |
|
|
|
1303 |
if ($char === '>') {
|
|
|
1304 |
$this->emitToken($this->token);
|
|
|
1305 |
$this->state = 'data';
|
|
|
1306 |
|
|
|
1307 |
} elseif ($char === '-') {
|
|
|
1308 |
$this->token['data'] .= '-';
|
|
|
1309 |
|
|
|
1310 |
} elseif ($this->char === $this->EOF) {
|
|
|
1311 |
$this->emitToken($this->token);
|
|
|
1312 |
$this->char--;
|
|
|
1313 |
$this->state = 'data';
|
|
|
1314 |
|
|
|
1315 |
} else {
|
|
|
1316 |
$this->token['data'] .= '--' . $char;
|
|
|
1317 |
$this->state = 'comment';
|
|
|
1318 |
}
|
|
|
1319 |
}
|
|
|
1320 |
|
|
|
1321 |
private function doctypeState()
|
|
|
1322 |
{
|
|
|
1323 |
/* Consume the next input character: */
|
|
|
1324 |
$this->char++;
|
|
|
1325 |
$char = $this->char();
|
|
|
1326 |
|
|
|
1327 |
if (preg_match('/^[\t\n\x0b\x0c ]$/', $char)) {
|
|
|
1328 |
$this->state = 'beforeDoctypeName';
|
|
|
1329 |
|
|
|
1330 |
} else {
|
|
|
1331 |
$this->char--;
|
|
|
1332 |
$this->state = 'beforeDoctypeName';
|
|
|
1333 |
}
|
|
|
1334 |
}
|
|
|
1335 |
|
|
|
1336 |
private function beforeDoctypeNameState()
|
|
|
1337 |
{
|
|
|
1338 |
/* Consume the next input character: */
|
|
|
1339 |
$this->char++;
|
|
|
1340 |
$char = $this->char();
|
|
|
1341 |
|
|
|
1342 |
if (preg_match('/^[\t\n\x0b\x0c ]$/', $char)) {
|
|
|
1343 |
// Stay in the before DOCTYPE name state.
|
|
|
1344 |
|
|
|
1345 |
} elseif (preg_match('/^[a-z]$/', $char)) {
|
|
|
1346 |
$this->token = array(
|
|
|
1347 |
'name' => strtoupper($char),
|
|
|
1348 |
'type' => self::DOCTYPE,
|
|
|
1349 |
'error' => true
|
|
|
1350 |
);
|
|
|
1351 |
|
|
|
1352 |
$this->state = 'doctypeName';
|
|
|
1353 |
|
|
|
1354 |
} elseif ($char === '>') {
|
|
|
1355 |
$this->emitToken(
|
|
|
1356 |
array(
|
|
|
1357 |
'name' => null,
|
|
|
1358 |
'type' => self::DOCTYPE,
|
|
|
1359 |
'error' => true
|
|
|
1360 |
)
|
|
|
1361 |
);
|
|
|
1362 |
|
|
|
1363 |
$this->state = 'data';
|
|
|
1364 |
|
|
|
1365 |
} elseif ($this->char === $this->EOF) {
|
|
|
1366 |
$this->emitToken(
|
|
|
1367 |
array(
|
|
|
1368 |
'name' => null,
|
|
|
1369 |
'type' => self::DOCTYPE,
|
|
|
1370 |
'error' => true
|
|
|
1371 |
)
|
|
|
1372 |
);
|
|
|
1373 |
|
|
|
1374 |
$this->char--;
|
|
|
1375 |
$this->state = 'data';
|
|
|
1376 |
|
|
|
1377 |
} else {
|
|
|
1378 |
$this->token = array(
|
|
|
1379 |
'name' => $char,
|
|
|
1380 |
'type' => self::DOCTYPE,
|
|
|
1381 |
'error' => true
|
|
|
1382 |
);
|
|
|
1383 |
|
|
|
1384 |
$this->state = 'doctypeName';
|
|
|
1385 |
}
|
|
|
1386 |
}
|
|
|
1387 |
|
|
|
1388 |
private function doctypeNameState()
|
|
|
1389 |
{
|
|
|
1390 |
/* Consume the next input character: */
|
|
|
1391 |
$this->char++;
|
|
|
1392 |
$char = $this->char();
|
|
|
1393 |
|
|
|
1394 |
if (preg_match('/^[\t\n\x0b\x0c ]$/', $char)) {
|
|
|
1395 |
$this->state = 'AfterDoctypeName';
|
|
|
1396 |
|
|
|
1397 |
} elseif ($char === '>') {
|
|
|
1398 |
$this->emitToken($this->token);
|
|
|
1399 |
$this->state = 'data';
|
|
|
1400 |
|
|
|
1401 |
} elseif (preg_match('/^[a-z]$/', $char)) {
|
|
|
1402 |
$this->token['name'] .= strtoupper($char);
|
|
|
1403 |
|
|
|
1404 |
} elseif ($this->char === $this->EOF) {
|
|
|
1405 |
$this->emitToken($this->token);
|
|
|
1406 |
$this->char--;
|
|
|
1407 |
$this->state = 'data';
|
|
|
1408 |
|
|
|
1409 |
} else {
|
|
|
1410 |
$this->token['name'] .= $char;
|
|
|
1411 |
}
|
|
|
1412 |
|
|
|
1413 |
$this->token['error'] = ($this->token['name'] === 'HTML')
|
|
|
1414 |
? false
|
|
|
1415 |
: true;
|
|
|
1416 |
}
|
|
|
1417 |
|
|
|
1418 |
private function afterDoctypeNameState()
|
|
|
1419 |
{
|
|
|
1420 |
/* Consume the next input character: */
|
|
|
1421 |
$this->char++;
|
|
|
1422 |
$char = $this->char();
|
|
|
1423 |
|
|
|
1424 |
if (preg_match('/^[\t\n\x0b\x0c ]$/', $char)) {
|
|
|
1425 |
// Stay in the DOCTYPE name state.
|
|
|
1426 |
|
|
|
1427 |
} elseif ($char === '>') {
|
|
|
1428 |
$this->emitToken($this->token);
|
|
|
1429 |
$this->state = 'data';
|
|
|
1430 |
|
|
|
1431 |
} elseif ($this->char === $this->EOF) {
|
|
|
1432 |
$this->emitToken($this->token);
|
|
|
1433 |
$this->char--;
|
|
|
1434 |
$this->state = 'data';
|
|
|
1435 |
|
|
|
1436 |
} else {
|
|
|
1437 |
$this->token['error'] = true;
|
|
|
1438 |
$this->state = 'bogusDoctype';
|
|
|
1439 |
}
|
|
|
1440 |
}
|
|
|
1441 |
|
|
|
1442 |
private function bogusDoctypeState()
|
|
|
1443 |
{
|
|
|
1444 |
/* Consume the next input character: */
|
|
|
1445 |
$this->char++;
|
|
|
1446 |
$char = $this->char();
|
|
|
1447 |
|
|
|
1448 |
if ($char === '>') {
|
|
|
1449 |
$this->emitToken($this->token);
|
|
|
1450 |
$this->state = 'data';
|
|
|
1451 |
|
|
|
1452 |
} elseif ($this->char === $this->EOF) {
|
|
|
1453 |
$this->emitToken($this->token);
|
|
|
1454 |
$this->char--;
|
|
|
1455 |
$this->state = 'data';
|
|
|
1456 |
|
|
|
1457 |
} else {
|
|
|
1458 |
// Stay in the bogus DOCTYPE state.
|
|
|
1459 |
}
|
|
|
1460 |
}
|
|
|
1461 |
|
|
|
1462 |
private function entity()
|
|
|
1463 |
{
|
|
|
1464 |
$start = $this->char;
|
|
|
1465 |
|
|
|
1466 |
// This section defines how to consume an entity. This definition is
|
|
|
1467 |
// used when parsing entities in text and in attributes.
|
|
|
1468 |
|
|
|
1469 |
// The behaviour depends on the identity of the next character (the
|
|
|
1470 |
// one immediately after the U+0026 AMPERSAND character):
|
|
|
1471 |
|
|
|
1472 |
switch ($this->character($this->char + 1)) {
|
|
|
1473 |
// U+0023 NUMBER SIGN (#)
|
|
|
1474 |
case '#':
|
|
|
1475 |
|
|
|
1476 |
// The behaviour further depends on the character after the
|
|
|
1477 |
// U+0023 NUMBER SIGN:
|
|
|
1478 |
switch ($this->character($this->char + 1)) {
|
|
|
1479 |
// U+0078 LATIN SMALL LETTER X
|
|
|
1480 |
// U+0058 LATIN CAPITAL LETTER X
|
|
|
1481 |
case 'x':
|
|
|
1482 |
case 'X':
|
|
|
1483 |
// Follow the steps below, but using the range of
|
|
|
1484 |
// characters U+0030 DIGIT ZERO through to U+0039 DIGIT
|
|
|
1485 |
// NINE, U+0061 LATIN SMALL LETTER A through to U+0066
|
|
|
1486 |
// LATIN SMALL LETTER F, and U+0041 LATIN CAPITAL LETTER
|
|
|
1487 |
// A, through to U+0046 LATIN CAPITAL LETTER F (in other
|
|
|
1488 |
// words, 0-9, A-F, a-f).
|
|
|
1489 |
$char = 1;
|
|
|
1490 |
$char_class = '0-9A-Fa-f';
|
|
|
1491 |
break;
|
|
|
1492 |
|
|
|
1493 |
// Anything else
|
|
|
1494 |
default:
|
|
|
1495 |
// Follow the steps below, but using the range of
|
|
|
1496 |
// characters U+0030 DIGIT ZERO through to U+0039 DIGIT
|
|
|
1497 |
// NINE (i.e. just 0-9).
|
|
|
1498 |
$char = 0;
|
|
|
1499 |
$char_class = '0-9';
|
|
|
1500 |
break;
|
|
|
1501 |
}
|
|
|
1502 |
|
|
|
1503 |
// Consume as many characters as match the range of characters
|
|
|
1504 |
// given above.
|
|
|
1505 |
$this->char++;
|
|
|
1506 |
$e_name = $this->characters($char_class, $this->char + $char + 1);
|
|
|
1507 |
$entity = $this->character($start, $this->char);
|
|
|
1508 |
$cond = strlen($e_name) > 0;
|
|
|
1509 |
|
|
|
1510 |
// The rest of the parsing happens below.
|
|
|
1511 |
break;
|
|
|
1512 |
|
|
|
1513 |
// Anything else
|
|
|
1514 |
default:
|
|
|
1515 |
// Consume the maximum number of characters possible, with the
|
|
|
1516 |
// consumed characters case-sensitively matching one of the
|
|
|
1517 |
// identifiers in the first column of the entities table.
|
|
|
1518 |
|
|
|
1519 |
$e_name = $this->characters('0-9A-Za-z;', $this->char + 1);
|
|
|
1520 |
$len = strlen($e_name);
|
|
|
1521 |
|
|
|
1522 |
for ($c = 1; $c <= $len; $c++) {
|
|
|
1523 |
$id = substr($e_name, 0, $c);
|
|
|
1524 |
$this->char++;
|
|
|
1525 |
|
|
|
1526 |
if (in_array($id, $this->entities)) {
|
|
|
1527 |
if ($e_name[$c - 1] !== ';') {
|
|
|
1528 |
if ($c < $len && $e_name[$c] == ';') {
|
|
|
1529 |
$this->char++; // consume extra semicolon
|
|
|
1530 |
}
|
|
|
1531 |
}
|
|
|
1532 |
$entity = $id;
|
|
|
1533 |
break;
|
|
|
1534 |
}
|
|
|
1535 |
}
|
|
|
1536 |
|
|
|
1537 |
$cond = isset($entity);
|
|
|
1538 |
// The rest of the parsing happens below.
|
|
|
1539 |
break;
|
|
|
1540 |
}
|
|
|
1541 |
|
|
|
1542 |
if (!$cond) {
|
|
|
1543 |
// If no match can be made, then this is a parse error. No
|
|
|
1544 |
// characters are consumed, and nothing is returned.
|
|
|
1545 |
$this->char = $start;
|
|
|
1546 |
return false;
|
|
|
1547 |
}
|
|
|
1548 |
|
|
|
1549 |
// Return a character token for the character corresponding to the
|
|
|
1550 |
// entity name (as given by the second column of the entities table).
|
|
|
1551 |
return html_entity_decode('&' . rtrim($entity, ';') . ';', ENT_QUOTES, 'UTF-8');
|
|
|
1552 |
}
|
|
|
1553 |
|
|
|
1554 |
private function emitToken($token)
|
|
|
1555 |
{
|
|
|
1556 |
$emit = $this->tree->emitToken($token);
|
|
|
1557 |
|
|
|
1558 |
if (is_int($emit)) {
|
|
|
1559 |
$this->content_model = $emit;
|
|
|
1560 |
|
|
|
1561 |
} elseif ($token['type'] === self::ENDTAG) {
|
|
|
1562 |
$this->content_model = self::PCDATA;
|
|
|
1563 |
}
|
|
|
1564 |
}
|
|
|
1565 |
|
|
|
1566 |
private function EOF()
|
|
|
1567 |
{
|
|
|
1568 |
$this->state = null;
|
|
|
1569 |
$this->tree->emitToken(
|
|
|
1570 |
array(
|
|
|
1571 |
'type' => self::EOF
|
|
|
1572 |
)
|
|
|
1573 |
);
|
|
|
1574 |
}
|
|
|
1575 |
}
|
|
|
1576 |
|
|
|
1577 |
class HTML5TreeConstructer
|
|
|
1578 |
{
|
|
|
1579 |
public $stack = array();
|
|
|
1580 |
|
|
|
1581 |
private $phase;
|
|
|
1582 |
private $mode;
|
|
|
1583 |
private $dom;
|
|
|
1584 |
private $foster_parent = null;
|
|
|
1585 |
private $a_formatting = array();
|
|
|
1586 |
|
|
|
1587 |
private $head_pointer = null;
|
|
|
1588 |
private $form_pointer = null;
|
|
|
1589 |
|
|
|
1590 |
private $scoping = array('button', 'caption', 'html', 'marquee', 'object', 'table', 'td', 'th');
|
|
|
1591 |
private $formatting = array(
|
|
|
1592 |
'a',
|
|
|
1593 |
'b',
|
|
|
1594 |
'big',
|
|
|
1595 |
'em',
|
|
|
1596 |
'font',
|
|
|
1597 |
'i',
|
|
|
1598 |
'nobr',
|
|
|
1599 |
's',
|
|
|
1600 |
'small',
|
|
|
1601 |
'strike',
|
|
|
1602 |
'strong',
|
|
|
1603 |
'tt',
|
|
|
1604 |
'u'
|
|
|
1605 |
);
|
|
|
1606 |
private $special = array(
|
|
|
1607 |
'address',
|
|
|
1608 |
'area',
|
|
|
1609 |
'base',
|
|
|
1610 |
'basefont',
|
|
|
1611 |
'bgsound',
|
|
|
1612 |
'blockquote',
|
|
|
1613 |
'body',
|
|
|
1614 |
'br',
|
|
|
1615 |
'center',
|
|
|
1616 |
'col',
|
|
|
1617 |
'colgroup',
|
|
|
1618 |
'dd',
|
|
|
1619 |
'dir',
|
|
|
1620 |
'div',
|
|
|
1621 |
'dl',
|
|
|
1622 |
'dt',
|
|
|
1623 |
'embed',
|
|
|
1624 |
'fieldset',
|
|
|
1625 |
'form',
|
|
|
1626 |
'frame',
|
|
|
1627 |
'frameset',
|
|
|
1628 |
'h1',
|
|
|
1629 |
'h2',
|
|
|
1630 |
'h3',
|
|
|
1631 |
'h4',
|
|
|
1632 |
'h5',
|
|
|
1633 |
'h6',
|
|
|
1634 |
'head',
|
|
|
1635 |
'hr',
|
|
|
1636 |
'iframe',
|
|
|
1637 |
'image',
|
|
|
1638 |
'img',
|
|
|
1639 |
'input',
|
|
|
1640 |
'isindex',
|
|
|
1641 |
'li',
|
|
|
1642 |
'link',
|
|
|
1643 |
'listing',
|
|
|
1644 |
'menu',
|
|
|
1645 |
'meta',
|
|
|
1646 |
'noembed',
|
|
|
1647 |
'noframes',
|
|
|
1648 |
'noscript',
|
|
|
1649 |
'ol',
|
|
|
1650 |
'optgroup',
|
|
|
1651 |
'option',
|
|
|
1652 |
'p',
|
|
|
1653 |
'param',
|
|
|
1654 |
'plaintext',
|
|
|
1655 |
'pre',
|
|
|
1656 |
'script',
|
|
|
1657 |
'select',
|
|
|
1658 |
'spacer',
|
|
|
1659 |
'style',
|
|
|
1660 |
'tbody',
|
|
|
1661 |
'textarea',
|
|
|
1662 |
'tfoot',
|
|
|
1663 |
'thead',
|
|
|
1664 |
'title',
|
|
|
1665 |
'tr',
|
|
|
1666 |
'ul',
|
|
|
1667 |
'wbr'
|
|
|
1668 |
);
|
|
|
1669 |
|
|
|
1670 |
// The different phases.
|
|
|
1671 |
const INIT_PHASE = 0;
|
|
|
1672 |
const ROOT_PHASE = 1;
|
|
|
1673 |
const MAIN_PHASE = 2;
|
|
|
1674 |
const END_PHASE = 3;
|
|
|
1675 |
|
|
|
1676 |
// The different insertion modes for the main phase.
|
|
|
1677 |
const BEFOR_HEAD = 0;
|
|
|
1678 |
const IN_HEAD = 1;
|
|
|
1679 |
const AFTER_HEAD = 2;
|
|
|
1680 |
const IN_BODY = 3;
|
|
|
1681 |
const IN_TABLE = 4;
|
|
|
1682 |
const IN_CAPTION = 5;
|
|
|
1683 |
const IN_CGROUP = 6;
|
|
|
1684 |
const IN_TBODY = 7;
|
|
|
1685 |
const IN_ROW = 8;
|
|
|
1686 |
const IN_CELL = 9;
|
|
|
1687 |
const IN_SELECT = 10;
|
|
|
1688 |
const AFTER_BODY = 11;
|
|
|
1689 |
const IN_FRAME = 12;
|
|
|
1690 |
const AFTR_FRAME = 13;
|
|
|
1691 |
|
|
|
1692 |
// The different types of elements.
|
|
|
1693 |
const SPECIAL = 0;
|
|
|
1694 |
const SCOPING = 1;
|
|
|
1695 |
const FORMATTING = 2;
|
|
|
1696 |
const PHRASING = 3;
|
|
|
1697 |
|
|
|
1698 |
const MARKER = 0;
|
|
|
1699 |
|
|
|
1700 |
public function __construct()
|
|
|
1701 |
{
|
|
|
1702 |
$this->phase = self::INIT_PHASE;
|
|
|
1703 |
$this->mode = self::BEFOR_HEAD;
|
|
|
1704 |
$this->dom = new DOMDocument;
|
|
|
1705 |
|
|
|
1706 |
$this->dom->encoding = 'UTF-8';
|
|
|
1707 |
$this->dom->preserveWhiteSpace = true;
|
|
|
1708 |
$this->dom->substituteEntities = true;
|
|
|
1709 |
$this->dom->strictErrorChecking = false;
|
|
|
1710 |
}
|
|
|
1711 |
|
|
|
1712 |
// Process tag tokens
|
|
|
1713 |
public function emitToken($token)
|
|
|
1714 |
{
|
|
|
1715 |
switch ($this->phase) {
|
|
|
1716 |
case self::INIT_PHASE:
|
|
|
1717 |
return $this->initPhase($token);
|
|
|
1718 |
break;
|
|
|
1719 |
case self::ROOT_PHASE:
|
|
|
1720 |
return $this->rootElementPhase($token);
|
|
|
1721 |
break;
|
|
|
1722 |
case self::MAIN_PHASE:
|
|
|
1723 |
return $this->mainPhase($token);
|
|
|
1724 |
break;
|
|
|
1725 |
case self::END_PHASE :
|
|
|
1726 |
return $this->trailingEndPhase($token);
|
|
|
1727 |
break;
|
|
|
1728 |
}
|
|
|
1729 |
}
|
|
|
1730 |
|
|
|
1731 |
private function initPhase($token)
|
|
|
1732 |
{
|
|
|
1733 |
/* Initially, the tree construction stage must handle each token
|
|
|
1734 |
emitted from the tokenisation stage as follows: */
|
|
|
1735 |
|
|
|
1736 |
/* A DOCTYPE token that is marked as being in error
|
|
|
1737 |
A comment token
|
|
|
1738 |
A start tag token
|
|
|
1739 |
An end tag token
|
|
|
1740 |
A character token that is not one of one of U+0009 CHARACTER TABULATION,
|
|
|
1741 |
U+000A LINE FEED (LF), U+000B LINE TABULATION, U+000C FORM FEED (FF),
|
|
|
1742 |
or U+0020 SPACE
|
|
|
1743 |
An end-of-file token */
|
|
|
1744 |
if ((isset($token['error']) && $token['error']) ||
|
|
|
1745 |
$token['type'] === HTML5::COMMENT ||
|
|
|
1746 |
$token['type'] === HTML5::STARTTAG ||
|
|
|
1747 |
$token['type'] === HTML5::ENDTAG ||
|
|
|
1748 |
$token['type'] === HTML5::EOF ||
|
|
|
1749 |
($token['type'] === HTML5::CHARACTR && isset($token['data']) &&
|
|
|
1750 |
!preg_match('/^[\t\n\x0b\x0c ]+$/', $token['data']))
|
|
|
1751 |
) {
|
|
|
1752 |
/* This specification does not define how to handle this case. In
|
|
|
1753 |
particular, user agents may ignore the entirety of this specification
|
|
|
1754 |
altogether for such documents, and instead invoke special parse modes
|
|
|
1755 |
with a greater emphasis on backwards compatibility. */
|
|
|
1756 |
|
|
|
1757 |
$this->phase = self::ROOT_PHASE;
|
|
|
1758 |
return $this->rootElementPhase($token);
|
|
|
1759 |
|
|
|
1760 |
/* A DOCTYPE token marked as being correct */
|
|
|
1761 |
} elseif (isset($token['error']) && !$token['error']) {
|
|
|
1762 |
/* Append a DocumentType node to the Document node, with the name
|
|
|
1763 |
attribute set to the name given in the DOCTYPE token (which will be
|
|
|
1764 |
"HTML"), and the other attributes specific to DocumentType objects
|
|
|
1765 |
set to null, empty lists, or the empty string as appropriate. */
|
|
|
1766 |
$doctype = new DOMDocumentType(null, null, 'HTML');
|
|
|
1767 |
|
|
|
1768 |
/* Then, switch to the root element phase of the tree construction
|
|
|
1769 |
stage. */
|
|
|
1770 |
$this->phase = self::ROOT_PHASE;
|
|
|
1771 |
|
|
|
1772 |
/* A character token that is one of one of U+0009 CHARACTER TABULATION,
|
|
|
1773 |
U+000A LINE FEED (LF), U+000B LINE TABULATION, U+000C FORM FEED (FF),
|
|
|
1774 |
or U+0020 SPACE */
|
|
|
1775 |
} elseif (isset($token['data']) && preg_match(
|
|
|
1776 |
'/^[\t\n\x0b\x0c ]+$/',
|
|
|
1777 |
$token['data']
|
|
|
1778 |
)
|
|
|
1779 |
) {
|
|
|
1780 |
/* Append that character to the Document node. */
|
|
|
1781 |
$text = $this->dom->createTextNode($token['data']);
|
|
|
1782 |
$this->dom->appendChild($text);
|
|
|
1783 |
}
|
|
|
1784 |
}
|
|
|
1785 |
|
|
|
1786 |
private function rootElementPhase($token)
|
|
|
1787 |
{
|
|
|
1788 |
/* After the initial phase, as each token is emitted from the tokenisation
|
|
|
1789 |
stage, it must be processed as described in this section. */
|
|
|
1790 |
|
|
|
1791 |
/* A DOCTYPE token */
|
|
|
1792 |
if ($token['type'] === HTML5::DOCTYPE) {
|
|
|
1793 |
// Parse error. Ignore the token.
|
|
|
1794 |
|
|
|
1795 |
/* A comment token */
|
|
|
1796 |
} elseif ($token['type'] === HTML5::COMMENT) {
|
|
|
1797 |
/* Append a Comment node to the Document object with the data
|
|
|
1798 |
attribute set to the data given in the comment token. */
|
|
|
1799 |
$comment = $this->dom->createComment($token['data']);
|
|
|
1800 |
$this->dom->appendChild($comment);
|
|
|
1801 |
|
|
|
1802 |
/* A character token that is one of one of U+0009 CHARACTER TABULATION,
|
|
|
1803 |
U+000A LINE FEED (LF), U+000B LINE TABULATION, U+000C FORM FEED (FF),
|
|
|
1804 |
or U+0020 SPACE */
|
|
|
1805 |
} elseif ($token['type'] === HTML5::CHARACTR &&
|
|
|
1806 |
preg_match('/^[\t\n\x0b\x0c ]+$/', $token['data'])
|
|
|
1807 |
) {
|
|
|
1808 |
/* Append that character to the Document node. */
|
|
|
1809 |
$text = $this->dom->createTextNode($token['data']);
|
|
|
1810 |
$this->dom->appendChild($text);
|
|
|
1811 |
|
|
|
1812 |
/* A character token that is not one of U+0009 CHARACTER TABULATION,
|
|
|
1813 |
U+000A LINE FEED (LF), U+000B LINE TABULATION, U+000C FORM FEED
|
|
|
1814 |
(FF), or U+0020 SPACE
|
|
|
1815 |
A start tag token
|
|
|
1816 |
An end tag token
|
|
|
1817 |
An end-of-file token */
|
|
|
1818 |
} elseif (($token['type'] === HTML5::CHARACTR &&
|
|
|
1819 |
!preg_match('/^[\t\n\x0b\x0c ]+$/', $token['data'])) ||
|
|
|
1820 |
$token['type'] === HTML5::STARTTAG ||
|
|
|
1821 |
$token['type'] === HTML5::ENDTAG ||
|
|
|
1822 |
$token['type'] === HTML5::EOF
|
|
|
1823 |
) {
|
|
|
1824 |
/* Create an HTMLElement node with the tag name html, in the HTML
|
|
|
1825 |
namespace. Append it to the Document object. Switch to the main
|
|
|
1826 |
phase and reprocess the current token. */
|
|
|
1827 |
$html = $this->dom->createElement('html');
|
|
|
1828 |
$this->dom->appendChild($html);
|
|
|
1829 |
$this->stack[] = $html;
|
|
|
1830 |
|
|
|
1831 |
$this->phase = self::MAIN_PHASE;
|
|
|
1832 |
return $this->mainPhase($token);
|
|
|
1833 |
}
|
|
|
1834 |
}
|
|
|
1835 |
|
|
|
1836 |
private function mainPhase($token)
|
|
|
1837 |
{
|
|
|
1838 |
/* Tokens in the main phase must be handled as follows: */
|
|
|
1839 |
|
|
|
1840 |
/* A DOCTYPE token */
|
|
|
1841 |
if ($token['type'] === HTML5::DOCTYPE) {
|
|
|
1842 |
// Parse error. Ignore the token.
|
|
|
1843 |
|
|
|
1844 |
/* A start tag token with the tag name "html" */
|
|
|
1845 |
} elseif ($token['type'] === HTML5::STARTTAG && $token['name'] === 'html') {
|
|
|
1846 |
/* If this start tag token was not the first start tag token, then
|
|
|
1847 |
it is a parse error. */
|
|
|
1848 |
|
|
|
1849 |
/* For each attribute on the token, check to see if the attribute
|
|
|
1850 |
is already present on the top element of the stack of open elements.
|
|
|
1851 |
If it is not, add the attribute and its corresponding value to that
|
|
|
1852 |
element. */
|
|
|
1853 |
foreach ($token['attr'] as $attr) {
|
|
|
1854 |
if (!$this->stack[0]->hasAttribute($attr['name'])) {
|
|
|
1855 |
$this->stack[0]->setAttribute($attr['name'], $attr['value']);
|
|
|
1856 |
}
|
|
|
1857 |
}
|
|
|
1858 |
|
|
|
1859 |
/* An end-of-file token */
|
|
|
1860 |
} elseif ($token['type'] === HTML5::EOF) {
|
|
|
1861 |
/* Generate implied end tags. */
|
|
|
1862 |
$this->generateImpliedEndTags();
|
|
|
1863 |
|
|
|
1864 |
/* Anything else. */
|
|
|
1865 |
} else {
|
|
|
1866 |
/* Depends on the insertion mode: */
|
|
|
1867 |
switch ($this->mode) {
|
|
|
1868 |
case self::BEFOR_HEAD:
|
|
|
1869 |
return $this->beforeHead($token);
|
|
|
1870 |
break;
|
|
|
1871 |
case self::IN_HEAD:
|
|
|
1872 |
return $this->inHead($token);
|
|
|
1873 |
break;
|
|
|
1874 |
case self::AFTER_HEAD:
|
|
|
1875 |
return $this->afterHead($token);
|
|
|
1876 |
break;
|
|
|
1877 |
case self::IN_BODY:
|
|
|
1878 |
return $this->inBody($token);
|
|
|
1879 |
break;
|
|
|
1880 |
case self::IN_TABLE:
|
|
|
1881 |
return $this->inTable($token);
|
|
|
1882 |
break;
|
|
|
1883 |
case self::IN_CAPTION:
|
|
|
1884 |
return $this->inCaption($token);
|
|
|
1885 |
break;
|
|
|
1886 |
case self::IN_CGROUP:
|
|
|
1887 |
return $this->inColumnGroup($token);
|
|
|
1888 |
break;
|
|
|
1889 |
case self::IN_TBODY:
|
|
|
1890 |
return $this->inTableBody($token);
|
|
|
1891 |
break;
|
|
|
1892 |
case self::IN_ROW:
|
|
|
1893 |
return $this->inRow($token);
|
|
|
1894 |
break;
|
|
|
1895 |
case self::IN_CELL:
|
|
|
1896 |
return $this->inCell($token);
|
|
|
1897 |
break;
|
|
|
1898 |
case self::IN_SELECT:
|
|
|
1899 |
return $this->inSelect($token);
|
|
|
1900 |
break;
|
|
|
1901 |
case self::AFTER_BODY:
|
|
|
1902 |
return $this->afterBody($token);
|
|
|
1903 |
break;
|
|
|
1904 |
case self::IN_FRAME:
|
|
|
1905 |
return $this->inFrameset($token);
|
|
|
1906 |
break;
|
|
|
1907 |
case self::AFTR_FRAME:
|
|
|
1908 |
return $this->afterFrameset($token);
|
|
|
1909 |
break;
|
|
|
1910 |
case self::END_PHASE:
|
|
|
1911 |
return $this->trailingEndPhase($token);
|
|
|
1912 |
break;
|
|
|
1913 |
}
|
|
|
1914 |
}
|
|
|
1915 |
}
|
|
|
1916 |
|
|
|
1917 |
private function beforeHead($token)
|
|
|
1918 |
{
|
|
|
1919 |
/* Handle the token as follows: */
|
|
|
1920 |
|
|
|
1921 |
/* A character token that is one of one of U+0009 CHARACTER TABULATION,
|
|
|
1922 |
U+000A LINE FEED (LF), U+000B LINE TABULATION, U+000C FORM FEED (FF),
|
|
|
1923 |
or U+0020 SPACE */
|
|
|
1924 |
if ($token['type'] === HTML5::CHARACTR &&
|
|
|
1925 |
preg_match('/^[\t\n\x0b\x0c ]+$/', $token['data'])
|
|
|
1926 |
) {
|
|
|
1927 |
/* Append the character to the current node. */
|
|
|
1928 |
$this->insertText($token['data']);
|
|
|
1929 |
|
|
|
1930 |
/* A comment token */
|
|
|
1931 |
} elseif ($token['type'] === HTML5::COMMENT) {
|
|
|
1932 |
/* Append a Comment node to the current node with the data attribute
|
|
|
1933 |
set to the data given in the comment token. */
|
|
|
1934 |
$this->insertComment($token['data']);
|
|
|
1935 |
|
|
|
1936 |
/* A start tag token with the tag name "head" */
|
|
|
1937 |
} elseif ($token['type'] === HTML5::STARTTAG && $token['name'] === 'head') {
|
|
|
1938 |
/* Create an element for the token, append the new element to the
|
|
|
1939 |
current node and push it onto the stack of open elements. */
|
|
|
1940 |
$element = $this->insertElement($token);
|
|
|
1941 |
|
|
|
1942 |
/* Set the head element pointer to this new element node. */
|
|
|
1943 |
$this->head_pointer = $element;
|
|
|
1944 |
|
|
|
1945 |
/* Change the insertion mode to "in head". */
|
|
|
1946 |
$this->mode = self::IN_HEAD;
|
|
|
1947 |
|
|
|
1948 |
/* A start tag token whose tag name is one of: "base", "link", "meta",
|
|
|
1949 |
"script", "style", "title". Or an end tag with the tag name "html".
|
|
|
1950 |
Or a character token that is not one of U+0009 CHARACTER TABULATION,
|
|
|
1951 |
U+000A LINE FEED (LF), U+000B LINE TABULATION, U+000C FORM FEED (FF),
|
|
|
1952 |
or U+0020 SPACE. Or any other start tag token */
|
|
|
1953 |
} elseif ($token['type'] === HTML5::STARTTAG ||
|
|
|
1954 |
($token['type'] === HTML5::ENDTAG && $token['name'] === 'html') ||
|
|
|
1955 |
($token['type'] === HTML5::CHARACTR && !preg_match(
|
|
|
1956 |
'/^[\t\n\x0b\x0c ]$/',
|
|
|
1957 |
$token['data']
|
|
|
1958 |
))
|
|
|
1959 |
) {
|
|
|
1960 |
/* Act as if a start tag token with the tag name "head" and no
|
|
|
1961 |
attributes had been seen, then reprocess the current token. */
|
|
|
1962 |
$this->beforeHead(
|
|
|
1963 |
array(
|
|
|
1964 |
'name' => 'head',
|
|
|
1965 |
'type' => HTML5::STARTTAG,
|
|
|
1966 |
'attr' => array()
|
|
|
1967 |
)
|
|
|
1968 |
);
|
|
|
1969 |
|
|
|
1970 |
return $this->inHead($token);
|
|
|
1971 |
|
|
|
1972 |
/* Any other end tag */
|
|
|
1973 |
} elseif ($token['type'] === HTML5::ENDTAG) {
|
|
|
1974 |
/* Parse error. Ignore the token. */
|
|
|
1975 |
}
|
|
|
1976 |
}
|
|
|
1977 |
|
|
|
1978 |
private function inHead($token)
|
|
|
1979 |
{
|
|
|
1980 |
/* Handle the token as follows: */
|
|
|
1981 |
|
|
|
1982 |
/* A character token that is one of one of U+0009 CHARACTER TABULATION,
|
|
|
1983 |
U+000A LINE FEED (LF), U+000B LINE TABULATION, U+000C FORM FEED (FF),
|
|
|
1984 |
or U+0020 SPACE.
|
|
|
1985 |
|
|
|
1986 |
THIS DIFFERS FROM THE SPEC: If the current node is either a title, style
|
|
|
1987 |
or script element, append the character to the current node regardless
|
|
|
1988 |
of its content. */
|
|
|
1989 |
if (($token['type'] === HTML5::CHARACTR &&
|
|
|
1990 |
preg_match('/^[\t\n\x0b\x0c ]+$/', $token['data'])) || (
|
|
|
1991 |
$token['type'] === HTML5::CHARACTR && in_array(
|
|
|
1992 |
end($this->stack)->nodeName,
|
|
|
1993 |
array('title', 'style', 'script')
|
|
|
1994 |
))
|
|
|
1995 |
) {
|
|
|
1996 |
/* Append the character to the current node. */
|
|
|
1997 |
$this->insertText($token['data']);
|
|
|
1998 |
|
|
|
1999 |
/* A comment token */
|
|
|
2000 |
} elseif ($token['type'] === HTML5::COMMENT) {
|
|
|
2001 |
/* Append a Comment node to the current node with the data attribute
|
|
|
2002 |
set to the data given in the comment token. */
|
|
|
2003 |
$this->insertComment($token['data']);
|
|
|
2004 |
|
|
|
2005 |
} elseif ($token['type'] === HTML5::ENDTAG &&
|
|
|
2006 |
in_array($token['name'], array('title', 'style', 'script'))
|
|
|
2007 |
) {
|
|
|
2008 |
array_pop($this->stack);
|
|
|
2009 |
return HTML5::PCDATA;
|
|
|
2010 |
|
|
|
2011 |
/* A start tag with the tag name "title" */
|
|
|
2012 |
} elseif ($token['type'] === HTML5::STARTTAG && $token['name'] === 'title') {
|
|
|
2013 |
/* Create an element for the token and append the new element to the
|
|
|
2014 |
node pointed to by the head element pointer, or, if that is null
|
|
|
2015 |
(innerHTML case), to the current node. */
|
|
|
2016 |
if ($this->head_pointer !== null) {
|
|
|
2017 |
$element = $this->insertElement($token, false);
|
|
|
2018 |
$this->head_pointer->appendChild($element);
|
|
|
2019 |
|
|
|
2020 |
} else {
|
|
|
2021 |
$element = $this->insertElement($token);
|
|
|
2022 |
}
|
|
|
2023 |
|
|
|
2024 |
/* Switch the tokeniser's content model flag to the RCDATA state. */
|
|
|
2025 |
return HTML5::RCDATA;
|
|
|
2026 |
|
|
|
2027 |
/* A start tag with the tag name "style" */
|
|
|
2028 |
} elseif ($token['type'] === HTML5::STARTTAG && $token['name'] === 'style') {
|
|
|
2029 |
/* Create an element for the token and append the new element to the
|
|
|
2030 |
node pointed to by the head element pointer, or, if that is null
|
|
|
2031 |
(innerHTML case), to the current node. */
|
|
|
2032 |
if ($this->head_pointer !== null) {
|
|
|
2033 |
$element = $this->insertElement($token, false);
|
|
|
2034 |
$this->head_pointer->appendChild($element);
|
|
|
2035 |
|
|
|
2036 |
} else {
|
|
|
2037 |
$this->insertElement($token);
|
|
|
2038 |
}
|
|
|
2039 |
|
|
|
2040 |
/* Switch the tokeniser's content model flag to the CDATA state. */
|
|
|
2041 |
return HTML5::CDATA;
|
|
|
2042 |
|
|
|
2043 |
/* A start tag with the tag name "script" */
|
|
|
2044 |
} elseif ($token['type'] === HTML5::STARTTAG && $token['name'] === 'script') {
|
|
|
2045 |
/* Create an element for the token. */
|
|
|
2046 |
$element = $this->insertElement($token, false);
|
|
|
2047 |
$this->head_pointer->appendChild($element);
|
|
|
2048 |
|
|
|
2049 |
/* Switch the tokeniser's content model flag to the CDATA state. */
|
|
|
2050 |
return HTML5::CDATA;
|
|
|
2051 |
|
|
|
2052 |
/* A start tag with the tag name "base", "link", or "meta" */
|
|
|
2053 |
} elseif ($token['type'] === HTML5::STARTTAG && in_array(
|
|
|
2054 |
$token['name'],
|
|
|
2055 |
array('base', 'link', 'meta')
|
|
|
2056 |
)
|
|
|
2057 |
) {
|
|
|
2058 |
/* Create an element for the token and append the new element to the
|
|
|
2059 |
node pointed to by the head element pointer, or, if that is null
|
|
|
2060 |
(innerHTML case), to the current node. */
|
|
|
2061 |
if ($this->head_pointer !== null) {
|
|
|
2062 |
$element = $this->insertElement($token, false);
|
|
|
2063 |
$this->head_pointer->appendChild($element);
|
|
|
2064 |
array_pop($this->stack);
|
|
|
2065 |
|
|
|
2066 |
} else {
|
|
|
2067 |
$this->insertElement($token);
|
|
|
2068 |
}
|
|
|
2069 |
|
|
|
2070 |
/* An end tag with the tag name "head" */
|
|
|
2071 |
} elseif ($token['type'] === HTML5::ENDTAG && $token['name'] === 'head') {
|
|
|
2072 |
/* If the current node is a head element, pop the current node off
|
|
|
2073 |
the stack of open elements. */
|
|
|
2074 |
if ($this->head_pointer->isSameNode(end($this->stack))) {
|
|
|
2075 |
array_pop($this->stack);
|
|
|
2076 |
|
|
|
2077 |
/* Otherwise, this is a parse error. */
|
|
|
2078 |
} else {
|
|
|
2079 |
// k
|
|
|
2080 |
}
|
|
|
2081 |
|
|
|
2082 |
/* Change the insertion mode to "after head". */
|
|
|
2083 |
$this->mode = self::AFTER_HEAD;
|
|
|
2084 |
|
|
|
2085 |
/* A start tag with the tag name "head" or an end tag except "html". */
|
|
|
2086 |
} elseif (($token['type'] === HTML5::STARTTAG && $token['name'] === 'head') ||
|
|
|
2087 |
($token['type'] === HTML5::ENDTAG && $token['name'] !== 'html')
|
|
|
2088 |
) {
|
|
|
2089 |
// Parse error. Ignore the token.
|
|
|
2090 |
|
|
|
2091 |
/* Anything else */
|
|
|
2092 |
} else {
|
|
|
2093 |
/* If the current node is a head element, act as if an end tag
|
|
|
2094 |
token with the tag name "head" had been seen. */
|
|
|
2095 |
if ($this->head_pointer->isSameNode(end($this->stack))) {
|
|
|
2096 |
$this->inHead(
|
|
|
2097 |
array(
|
|
|
2098 |
'name' => 'head',
|
|
|
2099 |
'type' => HTML5::ENDTAG
|
|
|
2100 |
)
|
|
|
2101 |
);
|
|
|
2102 |
|
|
|
2103 |
/* Otherwise, change the insertion mode to "after head". */
|
|
|
2104 |
} else {
|
|
|
2105 |
$this->mode = self::AFTER_HEAD;
|
|
|
2106 |
}
|
|
|
2107 |
|
|
|
2108 |
/* Then, reprocess the current token. */
|
|
|
2109 |
return $this->afterHead($token);
|
|
|
2110 |
}
|
|
|
2111 |
}
|
|
|
2112 |
|
|
|
2113 |
private function afterHead($token)
|
|
|
2114 |
{
|
|
|
2115 |
/* Handle the token as follows: */
|
|
|
2116 |
|
|
|
2117 |
/* A character token that is one of one of U+0009 CHARACTER TABULATION,
|
|
|
2118 |
U+000A LINE FEED (LF), U+000B LINE TABULATION, U+000C FORM FEED (FF),
|
|
|
2119 |
or U+0020 SPACE */
|
|
|
2120 |
if ($token['type'] === HTML5::CHARACTR &&
|
|
|
2121 |
preg_match('/^[\t\n\x0b\x0c ]+$/', $token['data'])
|
|
|
2122 |
) {
|
|
|
2123 |
/* Append the character to the current node. */
|
|
|
2124 |
$this->insertText($token['data']);
|
|
|
2125 |
|
|
|
2126 |
/* A comment token */
|
|
|
2127 |
} elseif ($token['type'] === HTML5::COMMENT) {
|
|
|
2128 |
/* Append a Comment node to the current node with the data attribute
|
|
|
2129 |
set to the data given in the comment token. */
|
|
|
2130 |
$this->insertComment($token['data']);
|
|
|
2131 |
|
|
|
2132 |
/* A start tag token with the tag name "body" */
|
|
|
2133 |
} elseif ($token['type'] === HTML5::STARTTAG && $token['name'] === 'body') {
|
|
|
2134 |
/* Insert a body element for the token. */
|
|
|
2135 |
$this->insertElement($token);
|
|
|
2136 |
|
|
|
2137 |
/* Change the insertion mode to "in body". */
|
|
|
2138 |
$this->mode = self::IN_BODY;
|
|
|
2139 |
|
|
|
2140 |
/* A start tag token with the tag name "frameset" */
|
|
|
2141 |
} elseif ($token['type'] === HTML5::STARTTAG && $token['name'] === 'frameset') {
|
|
|
2142 |
/* Insert a frameset element for the token. */
|
|
|
2143 |
$this->insertElement($token);
|
|
|
2144 |
|
|
|
2145 |
/* Change the insertion mode to "in frameset". */
|
|
|
2146 |
$this->mode = self::IN_FRAME;
|
|
|
2147 |
|
|
|
2148 |
/* A start tag token whose tag name is one of: "base", "link", "meta",
|
|
|
2149 |
"script", "style", "title" */
|
|
|
2150 |
} elseif ($token['type'] === HTML5::STARTTAG && in_array(
|
|
|
2151 |
$token['name'],
|
|
|
2152 |
array('base', 'link', 'meta', 'script', 'style', 'title')
|
|
|
2153 |
)
|
|
|
2154 |
) {
|
|
|
2155 |
/* Parse error. Switch the insertion mode back to "in head" and
|
|
|
2156 |
reprocess the token. */
|
|
|
2157 |
$this->mode = self::IN_HEAD;
|
|
|
2158 |
return $this->inHead($token);
|
|
|
2159 |
|
|
|
2160 |
/* Anything else */
|
|
|
2161 |
} else {
|
|
|
2162 |
/* Act as if a start tag token with the tag name "body" and no
|
|
|
2163 |
attributes had been seen, and then reprocess the current token. */
|
|
|
2164 |
$this->afterHead(
|
|
|
2165 |
array(
|
|
|
2166 |
'name' => 'body',
|
|
|
2167 |
'type' => HTML5::STARTTAG,
|
|
|
2168 |
'attr' => array()
|
|
|
2169 |
)
|
|
|
2170 |
);
|
|
|
2171 |
|
|
|
2172 |
return $this->inBody($token);
|
|
|
2173 |
}
|
|
|
2174 |
}
|
|
|
2175 |
|
|
|
2176 |
private function inBody($token)
|
|
|
2177 |
{
|
|
|
2178 |
/* Handle the token as follows: */
|
|
|
2179 |
|
|
|
2180 |
switch ($token['type']) {
|
|
|
2181 |
/* A character token */
|
|
|
2182 |
case HTML5::CHARACTR:
|
|
|
2183 |
/* Reconstruct the active formatting elements, if any. */
|
|
|
2184 |
$this->reconstructActiveFormattingElements();
|
|
|
2185 |
|
|
|
2186 |
/* Append the token's character to the current node. */
|
|
|
2187 |
$this->insertText($token['data']);
|
|
|
2188 |
break;
|
|
|
2189 |
|
|
|
2190 |
/* A comment token */
|
|
|
2191 |
case HTML5::COMMENT:
|
|
|
2192 |
/* Append a Comment node to the current node with the data
|
|
|
2193 |
attribute set to the data given in the comment token. */
|
|
|
2194 |
$this->insertComment($token['data']);
|
|
|
2195 |
break;
|
|
|
2196 |
|
|
|
2197 |
case HTML5::STARTTAG:
|
|
|
2198 |
switch ($token['name']) {
|
|
|
2199 |
/* A start tag token whose tag name is one of: "script",
|
|
|
2200 |
"style" */
|
|
|
2201 |
case 'script':
|
|
|
2202 |
case 'style':
|
|
|
2203 |
/* Process the token as if the insertion mode had been "in
|
|
|
2204 |
head". */
|
|
|
2205 |
return $this->inHead($token);
|
|
|
2206 |
break;
|
|
|
2207 |
|
|
|
2208 |
/* A start tag token whose tag name is one of: "base", "link",
|
|
|
2209 |
"meta", "title" */
|
|
|
2210 |
case 'base':
|
|
|
2211 |
case 'link':
|
|
|
2212 |
case 'meta':
|
|
|
2213 |
case 'title':
|
|
|
2214 |
/* Parse error. Process the token as if the insertion mode
|
|
|
2215 |
had been "in head". */
|
|
|
2216 |
return $this->inHead($token);
|
|
|
2217 |
break;
|
|
|
2218 |
|
|
|
2219 |
/* A start tag token with the tag name "body" */
|
|
|
2220 |
case 'body':
|
|
|
2221 |
/* Parse error. If the second element on the stack of open
|
|
|
2222 |
elements is not a body element, or, if the stack of open
|
|
|
2223 |
elements has only one node on it, then ignore the token.
|
|
|
2224 |
(innerHTML case) */
|
|
|
2225 |
if (count($this->stack) === 1 || $this->stack[1]->nodeName !== 'body') {
|
|
|
2226 |
// Ignore
|
|
|
2227 |
|
|
|
2228 |
/* Otherwise, for each attribute on the token, check to see
|
|
|
2229 |
if the attribute is already present on the body element (the
|
|
|
2230 |
second element) on the stack of open elements. If it is not,
|
|
|
2231 |
add the attribute and its corresponding value to that
|
|
|
2232 |
element. */
|
|
|
2233 |
} else {
|
|
|
2234 |
foreach ($token['attr'] as $attr) {
|
|
|
2235 |
if (!$this->stack[1]->hasAttribute($attr['name'])) {
|
|
|
2236 |
$this->stack[1]->setAttribute($attr['name'], $attr['value']);
|
|
|
2237 |
}
|
|
|
2238 |
}
|
|
|
2239 |
}
|
|
|
2240 |
break;
|
|
|
2241 |
|
|
|
2242 |
/* A start tag whose tag name is one of: "address",
|
|
|
2243 |
"blockquote", "center", "dir", "div", "dl", "fieldset",
|
|
|
2244 |
"listing", "menu", "ol", "p", "ul" */
|
|
|
2245 |
case 'address':
|
|
|
2246 |
case 'blockquote':
|
|
|
2247 |
case 'center':
|
|
|
2248 |
case 'dir':
|
|
|
2249 |
case 'div':
|
|
|
2250 |
case 'dl':
|
|
|
2251 |
case 'fieldset':
|
|
|
2252 |
case 'listing':
|
|
|
2253 |
case 'menu':
|
|
|
2254 |
case 'ol':
|
|
|
2255 |
case 'p':
|
|
|
2256 |
case 'ul':
|
|
|
2257 |
/* If the stack of open elements has a p element in scope,
|
|
|
2258 |
then act as if an end tag with the tag name p had been
|
|
|
2259 |
seen. */
|
|
|
2260 |
if ($this->elementInScope('p')) {
|
|
|
2261 |
$this->emitToken(
|
|
|
2262 |
array(
|
|
|
2263 |
'name' => 'p',
|
|
|
2264 |
'type' => HTML5::ENDTAG
|
|
|
2265 |
)
|
|
|
2266 |
);
|
|
|
2267 |
}
|
|
|
2268 |
|
|
|
2269 |
/* Insert an HTML element for the token. */
|
|
|
2270 |
$this->insertElement($token);
|
|
|
2271 |
break;
|
|
|
2272 |
|
|
|
2273 |
/* A start tag whose tag name is "form" */
|
|
|
2274 |
case 'form':
|
|
|
2275 |
/* If the form element pointer is not null, ignore the
|
|
|
2276 |
token with a parse error. */
|
|
|
2277 |
if ($this->form_pointer !== null) {
|
|
|
2278 |
// Ignore.
|
|
|
2279 |
|
|
|
2280 |
/* Otherwise: */
|
|
|
2281 |
} else {
|
|
|
2282 |
/* If the stack of open elements has a p element in
|
|
|
2283 |
scope, then act as if an end tag with the tag name p
|
|
|
2284 |
had been seen. */
|
|
|
2285 |
if ($this->elementInScope('p')) {
|
|
|
2286 |
$this->emitToken(
|
|
|
2287 |
array(
|
|
|
2288 |
'name' => 'p',
|
|
|
2289 |
'type' => HTML5::ENDTAG
|
|
|
2290 |
)
|
|
|
2291 |
);
|
|
|
2292 |
}
|
|
|
2293 |
|
|
|
2294 |
/* Insert an HTML element for the token, and set the
|
|
|
2295 |
form element pointer to point to the element created. */
|
|
|
2296 |
$element = $this->insertElement($token);
|
|
|
2297 |
$this->form_pointer = $element;
|
|
|
2298 |
}
|
|
|
2299 |
break;
|
|
|
2300 |
|
|
|
2301 |
/* A start tag whose tag name is "li", "dd" or "dt" */
|
|
|
2302 |
case 'li':
|
|
|
2303 |
case 'dd':
|
|
|
2304 |
case 'dt':
|
|
|
2305 |
/* If the stack of open elements has a p element in scope,
|
|
|
2306 |
then act as if an end tag with the tag name p had been
|
|
|
2307 |
seen. */
|
|
|
2308 |
if ($this->elementInScope('p')) {
|
|
|
2309 |
$this->emitToken(
|
|
|
2310 |
array(
|
|
|
2311 |
'name' => 'p',
|
|
|
2312 |
'type' => HTML5::ENDTAG
|
|
|
2313 |
)
|
|
|
2314 |
);
|
|
|
2315 |
}
|
|
|
2316 |
|
|
|
2317 |
$stack_length = count($this->stack) - 1;
|
|
|
2318 |
|
|
|
2319 |
for ($n = $stack_length; 0 <= $n; $n--) {
|
|
|
2320 |
/* 1. Initialise node to be the current node (the
|
|
|
2321 |
bottommost node of the stack). */
|
|
|
2322 |
$stop = false;
|
|
|
2323 |
$node = $this->stack[$n];
|
|
|
2324 |
$cat = $this->getElementCategory($node->tagName);
|
|
|
2325 |
|
|
|
2326 |
/* 2. If node is an li, dd or dt element, then pop all
|
|
|
2327 |
the nodes from the current node up to node, including
|
|
|
2328 |
node, then stop this algorithm. */
|
|
|
2329 |
if ($token['name'] === $node->tagName || ($token['name'] !== 'li'
|
|
|
2330 |
&& ($node->tagName === 'dd' || $node->tagName === 'dt'))
|
|
|
2331 |
) {
|
|
|
2332 |
for ($x = $stack_length; $x >= $n; $x--) {
|
|
|
2333 |
array_pop($this->stack);
|
|
|
2334 |
}
|
|
|
2335 |
|
|
|
2336 |
break;
|
|
|
2337 |
}
|
|
|
2338 |
|
|
|
2339 |
/* 3. If node is not in the formatting category, and is
|
|
|
2340 |
not in the phrasing category, and is not an address or
|
|
|
2341 |
div element, then stop this algorithm. */
|
|
|
2342 |
if ($cat !== self::FORMATTING && $cat !== self::PHRASING &&
|
|
|
2343 |
$node->tagName !== 'address' && $node->tagName !== 'div'
|
|
|
2344 |
) {
|
|
|
2345 |
break;
|
|
|
2346 |
}
|
|
|
2347 |
}
|
|
|
2348 |
|
|
|
2349 |
/* Finally, insert an HTML element with the same tag
|
|
|
2350 |
name as the token's. */
|
|
|
2351 |
$this->insertElement($token);
|
|
|
2352 |
break;
|
|
|
2353 |
|
|
|
2354 |
/* A start tag token whose tag name is "plaintext" */
|
|
|
2355 |
case 'plaintext':
|
|
|
2356 |
/* If the stack of open elements has a p element in scope,
|
|
|
2357 |
then act as if an end tag with the tag name p had been
|
|
|
2358 |
seen. */
|
|
|
2359 |
if ($this->elementInScope('p')) {
|
|
|
2360 |
$this->emitToken(
|
|
|
2361 |
array(
|
|
|
2362 |
'name' => 'p',
|
|
|
2363 |
'type' => HTML5::ENDTAG
|
|
|
2364 |
)
|
|
|
2365 |
);
|
|
|
2366 |
}
|
|
|
2367 |
|
|
|
2368 |
/* Insert an HTML element for the token. */
|
|
|
2369 |
$this->insertElement($token);
|
|
|
2370 |
|
|
|
2371 |
return HTML5::PLAINTEXT;
|
|
|
2372 |
break;
|
|
|
2373 |
|
|
|
2374 |
/* A start tag whose tag name is one of: "h1", "h2", "h3", "h4",
|
|
|
2375 |
"h5", "h6" */
|
|
|
2376 |
case 'h1':
|
|
|
2377 |
case 'h2':
|
|
|
2378 |
case 'h3':
|
|
|
2379 |
case 'h4':
|
|
|
2380 |
case 'h5':
|
|
|
2381 |
case 'h6':
|
|
|
2382 |
/* If the stack of open elements has a p element in scope,
|
|
|
2383 |
then act as if an end tag with the tag name p had been seen. */
|
|
|
2384 |
if ($this->elementInScope('p')) {
|
|
|
2385 |
$this->emitToken(
|
|
|
2386 |
array(
|
|
|
2387 |
'name' => 'p',
|
|
|
2388 |
'type' => HTML5::ENDTAG
|
|
|
2389 |
)
|
|
|
2390 |
);
|
|
|
2391 |
}
|
|
|
2392 |
|
|
|
2393 |
/* If the stack of open elements has in scope an element whose
|
|
|
2394 |
tag name is one of "h1", "h2", "h3", "h4", "h5", or "h6", then
|
|
|
2395 |
this is a parse error; pop elements from the stack until an
|
|
|
2396 |
element with one of those tag names has been popped from the
|
|
|
2397 |
stack. */
|
|
|
2398 |
while ($this->elementInScope(array('h1', 'h2', 'h3', 'h4', 'h5', 'h6'))) {
|
|
|
2399 |
array_pop($this->stack);
|
|
|
2400 |
}
|
|
|
2401 |
|
|
|
2402 |
/* Insert an HTML element for the token. */
|
|
|
2403 |
$this->insertElement($token);
|
|
|
2404 |
break;
|
|
|
2405 |
|
|
|
2406 |
/* A start tag whose tag name is "a" */
|
|
|
2407 |
case 'a':
|
|
|
2408 |
/* If the list of active formatting elements contains
|
|
|
2409 |
an element whose tag name is "a" between the end of the
|
|
|
2410 |
list and the last marker on the list (or the start of
|
|
|
2411 |
the list if there is no marker on the list), then this
|
|
|
2412 |
is a parse error; act as if an end tag with the tag name
|
|
|
2413 |
"a" had been seen, then remove that element from the list
|
|
|
2414 |
of active formatting elements and the stack of open
|
|
|
2415 |
elements if the end tag didn't already remove it (it
|
|
|
2416 |
might not have if the element is not in table scope). */
|
|
|
2417 |
$leng = count($this->a_formatting);
|
|
|
2418 |
|
|
|
2419 |
for ($n = $leng - 1; $n >= 0; $n--) {
|
|
|
2420 |
if ($this->a_formatting[$n] === self::MARKER) {
|
|
|
2421 |
break;
|
|
|
2422 |
|
|
|
2423 |
} elseif ($this->a_formatting[$n]->nodeName === 'a') {
|
|
|
2424 |
$this->emitToken(
|
|
|
2425 |
array(
|
|
|
2426 |
'name' => 'a',
|
|
|
2427 |
'type' => HTML5::ENDTAG
|
|
|
2428 |
)
|
|
|
2429 |
);
|
|
|
2430 |
break;
|
|
|
2431 |
}
|
|
|
2432 |
}
|
|
|
2433 |
|
|
|
2434 |
/* Reconstruct the active formatting elements, if any. */
|
|
|
2435 |
$this->reconstructActiveFormattingElements();
|
|
|
2436 |
|
|
|
2437 |
/* Insert an HTML element for the token. */
|
|
|
2438 |
$el = $this->insertElement($token);
|
|
|
2439 |
|
|
|
2440 |
/* Add that element to the list of active formatting
|
|
|
2441 |
elements. */
|
|
|
2442 |
$this->a_formatting[] = $el;
|
|
|
2443 |
break;
|
|
|
2444 |
|
|
|
2445 |
/* A start tag whose tag name is one of: "b", "big", "em", "font",
|
|
|
2446 |
"i", "nobr", "s", "small", "strike", "strong", "tt", "u" */
|
|
|
2447 |
case 'b':
|
|
|
2448 |
case 'big':
|
|
|
2449 |
case 'em':
|
|
|
2450 |
case 'font':
|
|
|
2451 |
case 'i':
|
|
|
2452 |
case 'nobr':
|
|
|
2453 |
case 's':
|
|
|
2454 |
case 'small':
|
|
|
2455 |
case 'strike':
|
|
|
2456 |
case 'strong':
|
|
|
2457 |
case 'tt':
|
|
|
2458 |
case 'u':
|
|
|
2459 |
/* Reconstruct the active formatting elements, if any. */
|
|
|
2460 |
$this->reconstructActiveFormattingElements();
|
|
|
2461 |
|
|
|
2462 |
/* Insert an HTML element for the token. */
|
|
|
2463 |
$el = $this->insertElement($token);
|
|
|
2464 |
|
|
|
2465 |
/* Add that element to the list of active formatting
|
|
|
2466 |
elements. */
|
|
|
2467 |
$this->a_formatting[] = $el;
|
|
|
2468 |
break;
|
|
|
2469 |
|
|
|
2470 |
/* A start tag token whose tag name is "button" */
|
|
|
2471 |
case 'button':
|
|
|
2472 |
/* If the stack of open elements has a button element in scope,
|
|
|
2473 |
then this is a parse error; act as if an end tag with the tag
|
|
|
2474 |
name "button" had been seen, then reprocess the token. (We don't
|
|
|
2475 |
do that. Unnecessary.) */
|
|
|
2476 |
if ($this->elementInScope('button')) {
|
|
|
2477 |
$this->inBody(
|
|
|
2478 |
array(
|
|
|
2479 |
'name' => 'button',
|
|
|
2480 |
'type' => HTML5::ENDTAG
|
|
|
2481 |
)
|
|
|
2482 |
);
|
|
|
2483 |
}
|
|
|
2484 |
|
|
|
2485 |
/* Reconstruct the active formatting elements, if any. */
|
|
|
2486 |
$this->reconstructActiveFormattingElements();
|
|
|
2487 |
|
|
|
2488 |
/* Insert an HTML element for the token. */
|
|
|
2489 |
$this->insertElement($token);
|
|
|
2490 |
|
|
|
2491 |
/* Insert a marker at the end of the list of active
|
|
|
2492 |
formatting elements. */
|
|
|
2493 |
$this->a_formatting[] = self::MARKER;
|
|
|
2494 |
break;
|
|
|
2495 |
|
|
|
2496 |
/* A start tag token whose tag name is one of: "marquee", "object" */
|
|
|
2497 |
case 'marquee':
|
|
|
2498 |
case 'object':
|
|
|
2499 |
/* Reconstruct the active formatting elements, if any. */
|
|
|
2500 |
$this->reconstructActiveFormattingElements();
|
|
|
2501 |
|
|
|
2502 |
/* Insert an HTML element for the token. */
|
|
|
2503 |
$this->insertElement($token);
|
|
|
2504 |
|
|
|
2505 |
/* Insert a marker at the end of the list of active
|
|
|
2506 |
formatting elements. */
|
|
|
2507 |
$this->a_formatting[] = self::MARKER;
|
|
|
2508 |
break;
|
|
|
2509 |
|
|
|
2510 |
/* A start tag token whose tag name is "xmp" */
|
|
|
2511 |
case 'xmp':
|
|
|
2512 |
/* Reconstruct the active formatting elements, if any. */
|
|
|
2513 |
$this->reconstructActiveFormattingElements();
|
|
|
2514 |
|
|
|
2515 |
/* Insert an HTML element for the token. */
|
|
|
2516 |
$this->insertElement($token);
|
|
|
2517 |
|
|
|
2518 |
/* Switch the content model flag to the CDATA state. */
|
|
|
2519 |
return HTML5::CDATA;
|
|
|
2520 |
break;
|
|
|
2521 |
|
|
|
2522 |
/* A start tag whose tag name is "table" */
|
|
|
2523 |
case 'table':
|
|
|
2524 |
/* If the stack of open elements has a p element in scope,
|
|
|
2525 |
then act as if an end tag with the tag name p had been seen. */
|
|
|
2526 |
if ($this->elementInScope('p')) {
|
|
|
2527 |
$this->emitToken(
|
|
|
2528 |
array(
|
|
|
2529 |
'name' => 'p',
|
|
|
2530 |
'type' => HTML5::ENDTAG
|
|
|
2531 |
)
|
|
|
2532 |
);
|
|
|
2533 |
}
|
|
|
2534 |
|
|
|
2535 |
/* Insert an HTML element for the token. */
|
|
|
2536 |
$this->insertElement($token);
|
|
|
2537 |
|
|
|
2538 |
/* Change the insertion mode to "in table". */
|
|
|
2539 |
$this->mode = self::IN_TABLE;
|
|
|
2540 |
break;
|
|
|
2541 |
|
|
|
2542 |
/* A start tag whose tag name is one of: "area", "basefont",
|
|
|
2543 |
"bgsound", "br", "embed", "img", "param", "spacer", "wbr" */
|
|
|
2544 |
case 'area':
|
|
|
2545 |
case 'basefont':
|
|
|
2546 |
case 'bgsound':
|
|
|
2547 |
case 'br':
|
|
|
2548 |
case 'embed':
|
|
|
2549 |
case 'img':
|
|
|
2550 |
case 'param':
|
|
|
2551 |
case 'spacer':
|
|
|
2552 |
case 'wbr':
|
|
|
2553 |
/* Reconstruct the active formatting elements, if any. */
|
|
|
2554 |
$this->reconstructActiveFormattingElements();
|
|
|
2555 |
|
|
|
2556 |
/* Insert an HTML element for the token. */
|
|
|
2557 |
$this->insertElement($token);
|
|
|
2558 |
|
|
|
2559 |
/* Immediately pop the current node off the stack of open elements. */
|
|
|
2560 |
array_pop($this->stack);
|
|
|
2561 |
break;
|
|
|
2562 |
|
|
|
2563 |
/* A start tag whose tag name is "hr" */
|
|
|
2564 |
case 'hr':
|
|
|
2565 |
/* If the stack of open elements has a p element in scope,
|
|
|
2566 |
then act as if an end tag with the tag name p had been seen. */
|
|
|
2567 |
if ($this->elementInScope('p')) {
|
|
|
2568 |
$this->emitToken(
|
|
|
2569 |
array(
|
|
|
2570 |
'name' => 'p',
|
|
|
2571 |
'type' => HTML5::ENDTAG
|
|
|
2572 |
)
|
|
|
2573 |
);
|
|
|
2574 |
}
|
|
|
2575 |
|
|
|
2576 |
/* Insert an HTML element for the token. */
|
|
|
2577 |
$this->insertElement($token);
|
|
|
2578 |
|
|
|
2579 |
/* Immediately pop the current node off the stack of open elements. */
|
|
|
2580 |
array_pop($this->stack);
|
|
|
2581 |
break;
|
|
|
2582 |
|
|
|
2583 |
/* A start tag whose tag name is "image" */
|
|
|
2584 |
case 'image':
|
|
|
2585 |
/* Parse error. Change the token's tag name to "img" and
|
|
|
2586 |
reprocess it. (Don't ask.) */
|
|
|
2587 |
$token['name'] = 'img';
|
|
|
2588 |
return $this->inBody($token);
|
|
|
2589 |
break;
|
|
|
2590 |
|
|
|
2591 |
/* A start tag whose tag name is "input" */
|
|
|
2592 |
case 'input':
|
|
|
2593 |
/* Reconstruct the active formatting elements, if any. */
|
|
|
2594 |
$this->reconstructActiveFormattingElements();
|
|
|
2595 |
|
|
|
2596 |
/* Insert an input element for the token. */
|
|
|
2597 |
$element = $this->insertElement($token, false);
|
|
|
2598 |
|
|
|
2599 |
/* If the form element pointer is not null, then associate the
|
|
|
2600 |
input element with the form element pointed to by the form
|
|
|
2601 |
element pointer. */
|
|
|
2602 |
$this->form_pointer !== null
|
|
|
2603 |
? $this->form_pointer->appendChild($element)
|
|
|
2604 |
: end($this->stack)->appendChild($element);
|
|
|
2605 |
|
|
|
2606 |
/* Pop that input element off the stack of open elements. */
|
|
|
2607 |
array_pop($this->stack);
|
|
|
2608 |
break;
|
|
|
2609 |
|
|
|
2610 |
/* A start tag whose tag name is "isindex" */
|
|
|
2611 |
case 'isindex':
|
|
|
2612 |
/* Parse error. */
|
|
|
2613 |
// w/e
|
|
|
2614 |
|
|
|
2615 |
/* If the form element pointer is not null,
|
|
|
2616 |
then ignore the token. */
|
|
|
2617 |
if ($this->form_pointer === null) {
|
|
|
2618 |
/* Act as if a start tag token with the tag name "form" had
|
|
|
2619 |
been seen. */
|
|
|
2620 |
$this->inBody(
|
|
|
2621 |
array(
|
|
|
2622 |
'name' => 'body',
|
|
|
2623 |
'type' => HTML5::STARTTAG,
|
|
|
2624 |
'attr' => array()
|
|
|
2625 |
)
|
|
|
2626 |
);
|
|
|
2627 |
|
|
|
2628 |
/* Act as if a start tag token with the tag name "hr" had
|
|
|
2629 |
been seen. */
|
|
|
2630 |
$this->inBody(
|
|
|
2631 |
array(
|
|
|
2632 |
'name' => 'hr',
|
|
|
2633 |
'type' => HTML5::STARTTAG,
|
|
|
2634 |
'attr' => array()
|
|
|
2635 |
)
|
|
|
2636 |
);
|
|
|
2637 |
|
|
|
2638 |
/* Act as if a start tag token with the tag name "p" had
|
|
|
2639 |
been seen. */
|
|
|
2640 |
$this->inBody(
|
|
|
2641 |
array(
|
|
|
2642 |
'name' => 'p',
|
|
|
2643 |
'type' => HTML5::STARTTAG,
|
|
|
2644 |
'attr' => array()
|
|
|
2645 |
)
|
|
|
2646 |
);
|
|
|
2647 |
|
|
|
2648 |
/* Act as if a start tag token with the tag name "label"
|
|
|
2649 |
had been seen. */
|
|
|
2650 |
$this->inBody(
|
|
|
2651 |
array(
|
|
|
2652 |
'name' => 'label',
|
|
|
2653 |
'type' => HTML5::STARTTAG,
|
|
|
2654 |
'attr' => array()
|
|
|
2655 |
)
|
|
|
2656 |
);
|
|
|
2657 |
|
|
|
2658 |
/* Act as if a stream of character tokens had been seen. */
|
|
|
2659 |
$this->insertText(
|
|
|
2660 |
'This is a searchable index. ' .
|
|
|
2661 |
'Insert your search keywords here: '
|
|
|
2662 |
);
|
|
|
2663 |
|
|
|
2664 |
/* Act as if a start tag token with the tag name "input"
|
|
|
2665 |
had been seen, with all the attributes from the "isindex"
|
|
|
2666 |
token, except with the "name" attribute set to the value
|
|
|
2667 |
"isindex" (ignoring any explicit "name" attribute). */
|
|
|
2668 |
$attr = $token['attr'];
|
|
|
2669 |
$attr[] = array('name' => 'name', 'value' => 'isindex');
|
|
|
2670 |
|
|
|
2671 |
$this->inBody(
|
|
|
2672 |
array(
|
|
|
2673 |
'name' => 'input',
|
|
|
2674 |
'type' => HTML5::STARTTAG,
|
|
|
2675 |
'attr' => $attr
|
|
|
2676 |
)
|
|
|
2677 |
);
|
|
|
2678 |
|
|
|
2679 |
/* Act as if a stream of character tokens had been seen
|
|
|
2680 |
(see below for what they should say). */
|
|
|
2681 |
$this->insertText(
|
|
|
2682 |
'This is a searchable index. ' .
|
|
|
2683 |
'Insert your search keywords here: '
|
|
|
2684 |
);
|
|
|
2685 |
|
|
|
2686 |
/* Act as if an end tag token with the tag name "label"
|
|
|
2687 |
had been seen. */
|
|
|
2688 |
$this->inBody(
|
|
|
2689 |
array(
|
|
|
2690 |
'name' => 'label',
|
|
|
2691 |
'type' => HTML5::ENDTAG
|
|
|
2692 |
)
|
|
|
2693 |
);
|
|
|
2694 |
|
|
|
2695 |
/* Act as if an end tag token with the tag name "p" had
|
|
|
2696 |
been seen. */
|
|
|
2697 |
$this->inBody(
|
|
|
2698 |
array(
|
|
|
2699 |
'name' => 'p',
|
|
|
2700 |
'type' => HTML5::ENDTAG
|
|
|
2701 |
)
|
|
|
2702 |
);
|
|
|
2703 |
|
|
|
2704 |
/* Act as if a start tag token with the tag name "hr" had
|
|
|
2705 |
been seen. */
|
|
|
2706 |
$this->inBody(
|
|
|
2707 |
array(
|
|
|
2708 |
'name' => 'hr',
|
|
|
2709 |
'type' => HTML5::ENDTAG
|
|
|
2710 |
)
|
|
|
2711 |
);
|
|
|
2712 |
|
|
|
2713 |
/* Act as if an end tag token with the tag name "form" had
|
|
|
2714 |
been seen. */
|
|
|
2715 |
$this->inBody(
|
|
|
2716 |
array(
|
|
|
2717 |
'name' => 'form',
|
|
|
2718 |
'type' => HTML5::ENDTAG
|
|
|
2719 |
)
|
|
|
2720 |
);
|
|
|
2721 |
}
|
|
|
2722 |
break;
|
|
|
2723 |
|
|
|
2724 |
/* A start tag whose tag name is "textarea" */
|
|
|
2725 |
case 'textarea':
|
|
|
2726 |
$this->insertElement($token);
|
|
|
2727 |
|
|
|
2728 |
/* Switch the tokeniser's content model flag to the
|
|
|
2729 |
RCDATA state. */
|
|
|
2730 |
return HTML5::RCDATA;
|
|
|
2731 |
break;
|
|
|
2732 |
|
|
|
2733 |
/* A start tag whose tag name is one of: "iframe", "noembed",
|
|
|
2734 |
"noframes" */
|
|
|
2735 |
case 'iframe':
|
|
|
2736 |
case 'noembed':
|
|
|
2737 |
case 'noframes':
|
|
|
2738 |
$this->insertElement($token);
|
|
|
2739 |
|
|
|
2740 |
/* Switch the tokeniser's content model flag to the CDATA state. */
|
|
|
2741 |
return HTML5::CDATA;
|
|
|
2742 |
break;
|
|
|
2743 |
|
|
|
2744 |
/* A start tag whose tag name is "select" */
|
|
|
2745 |
case 'select':
|
|
|
2746 |
/* Reconstruct the active formatting elements, if any. */
|
|
|
2747 |
$this->reconstructActiveFormattingElements();
|
|
|
2748 |
|
|
|
2749 |
/* Insert an HTML element for the token. */
|
|
|
2750 |
$this->insertElement($token);
|
|
|
2751 |
|
|
|
2752 |
/* Change the insertion mode to "in select". */
|
|
|
2753 |
$this->mode = self::IN_SELECT;
|
|
|
2754 |
break;
|
|
|
2755 |
|
|
|
2756 |
/* A start or end tag whose tag name is one of: "caption", "col",
|
|
|
2757 |
"colgroup", "frame", "frameset", "head", "option", "optgroup",
|
|
|
2758 |
"tbody", "td", "tfoot", "th", "thead", "tr". */
|
|
|
2759 |
case 'caption':
|
|
|
2760 |
case 'col':
|
|
|
2761 |
case 'colgroup':
|
|
|
2762 |
case 'frame':
|
|
|
2763 |
case 'frameset':
|
|
|
2764 |
case 'head':
|
|
|
2765 |
case 'option':
|
|
|
2766 |
case 'optgroup':
|
|
|
2767 |
case 'tbody':
|
|
|
2768 |
case 'td':
|
|
|
2769 |
case 'tfoot':
|
|
|
2770 |
case 'th':
|
|
|
2771 |
case 'thead':
|
|
|
2772 |
case 'tr':
|
|
|
2773 |
// Parse error. Ignore the token.
|
|
|
2774 |
break;
|
|
|
2775 |
|
|
|
2776 |
/* A start or end tag whose tag name is one of: "event-source",
|
|
|
2777 |
"section", "nav", "article", "aside", "header", "footer",
|
|
|
2778 |
"datagrid", "command" */
|
|
|
2779 |
case 'event-source':
|
|
|
2780 |
case 'section':
|
|
|
2781 |
case 'nav':
|
|
|
2782 |
case 'article':
|
|
|
2783 |
case 'aside':
|
|
|
2784 |
case 'header':
|
|
|
2785 |
case 'footer':
|
|
|
2786 |
case 'datagrid':
|
|
|
2787 |
case 'command':
|
|
|
2788 |
// Work in progress!
|
|
|
2789 |
break;
|
|
|
2790 |
|
|
|
2791 |
/* A start tag token not covered by the previous entries */
|
|
|
2792 |
default:
|
|
|
2793 |
/* Reconstruct the active formatting elements, if any. */
|
|
|
2794 |
$this->reconstructActiveFormattingElements();
|
|
|
2795 |
|
|
|
2796 |
$this->insertElement($token, true, true);
|
|
|
2797 |
break;
|
|
|
2798 |
}
|
|
|
2799 |
break;
|
|
|
2800 |
|
|
|
2801 |
case HTML5::ENDTAG:
|
|
|
2802 |
switch ($token['name']) {
|
|
|
2803 |
/* An end tag with the tag name "body" */
|
|
|
2804 |
case 'body':
|
|
|
2805 |
/* If the second element in the stack of open elements is
|
|
|
2806 |
not a body element, this is a parse error. Ignore the token.
|
|
|
2807 |
(innerHTML case) */
|
|
|
2808 |
if (count($this->stack) < 2 || $this->stack[1]->nodeName !== 'body') {
|
|
|
2809 |
// Ignore.
|
|
|
2810 |
|
|
|
2811 |
/* If the current node is not the body element, then this
|
|
|
2812 |
is a parse error. */
|
|
|
2813 |
} elseif (end($this->stack)->nodeName !== 'body') {
|
|
|
2814 |
// Parse error.
|
|
|
2815 |
}
|
|
|
2816 |
|
|
|
2817 |
/* Change the insertion mode to "after body". */
|
|
|
2818 |
$this->mode = self::AFTER_BODY;
|
|
|
2819 |
break;
|
|
|
2820 |
|
|
|
2821 |
/* An end tag with the tag name "html" */
|
|
|
2822 |
case 'html':
|
|
|
2823 |
/* Act as if an end tag with tag name "body" had been seen,
|
|
|
2824 |
then, if that token wasn't ignored, reprocess the current
|
|
|
2825 |
token. */
|
|
|
2826 |
$this->inBody(
|
|
|
2827 |
array(
|
|
|
2828 |
'name' => 'body',
|
|
|
2829 |
'type' => HTML5::ENDTAG
|
|
|
2830 |
)
|
|
|
2831 |
);
|
|
|
2832 |
|
|
|
2833 |
return $this->afterBody($token);
|
|
|
2834 |
break;
|
|
|
2835 |
|
|
|
2836 |
/* An end tag whose tag name is one of: "address", "blockquote",
|
|
|
2837 |
"center", "dir", "div", "dl", "fieldset", "listing", "menu",
|
|
|
2838 |
"ol", "pre", "ul" */
|
|
|
2839 |
case 'address':
|
|
|
2840 |
case 'blockquote':
|
|
|
2841 |
case 'center':
|
|
|
2842 |
case 'dir':
|
|
|
2843 |
case 'div':
|
|
|
2844 |
case 'dl':
|
|
|
2845 |
case 'fieldset':
|
|
|
2846 |
case 'listing':
|
|
|
2847 |
case 'menu':
|
|
|
2848 |
case 'ol':
|
|
|
2849 |
case 'pre':
|
|
|
2850 |
case 'ul':
|
|
|
2851 |
/* If the stack of open elements has an element in scope
|
|
|
2852 |
with the same tag name as that of the token, then generate
|
|
|
2853 |
implied end tags. */
|
|
|
2854 |
if ($this->elementInScope($token['name'])) {
|
|
|
2855 |
$this->generateImpliedEndTags();
|
|
|
2856 |
|
|
|
2857 |
/* Now, if the current node is not an element with
|
|
|
2858 |
the same tag name as that of the token, then this
|
|
|
2859 |
is a parse error. */
|
|
|
2860 |
// w/e
|
|
|
2861 |
|
|
|
2862 |
/* If the stack of open elements has an element in
|
|
|
2863 |
scope with the same tag name as that of the token,
|
|
|
2864 |
then pop elements from this stack until an element
|
|
|
2865 |
with that tag name has been popped from the stack. */
|
|
|
2866 |
for ($n = count($this->stack) - 1; $n >= 0; $n--) {
|
|
|
2867 |
if ($this->stack[$n]->nodeName === $token['name']) {
|
|
|
2868 |
$n = -1;
|
|
|
2869 |
}
|
|
|
2870 |
|
|
|
2871 |
array_pop($this->stack);
|
|
|
2872 |
}
|
|
|
2873 |
}
|
|
|
2874 |
break;
|
|
|
2875 |
|
|
|
2876 |
/* An end tag whose tag name is "form" */
|
|
|
2877 |
case 'form':
|
|
|
2878 |
/* If the stack of open elements has an element in scope
|
|
|
2879 |
with the same tag name as that of the token, then generate
|
|
|
2880 |
implied end tags. */
|
|
|
2881 |
if ($this->elementInScope($token['name'])) {
|
|
|
2882 |
$this->generateImpliedEndTags();
|
|
|
2883 |
|
|
|
2884 |
}
|
|
|
2885 |
|
|
|
2886 |
if (end($this->stack)->nodeName !== $token['name']) {
|
|
|
2887 |
/* Now, if the current node is not an element with the
|
|
|
2888 |
same tag name as that of the token, then this is a parse
|
|
|
2889 |
error. */
|
|
|
2890 |
// w/e
|
|
|
2891 |
|
|
|
2892 |
} else {
|
|
|
2893 |
/* Otherwise, if the current node is an element with
|
|
|
2894 |
the same tag name as that of the token pop that element
|
|
|
2895 |
from the stack. */
|
|
|
2896 |
array_pop($this->stack);
|
|
|
2897 |
}
|
|
|
2898 |
|
|
|
2899 |
/* In any case, set the form element pointer to null. */
|
|
|
2900 |
$this->form_pointer = null;
|
|
|
2901 |
break;
|
|
|
2902 |
|
|
|
2903 |
/* An end tag whose tag name is "p" */
|
|
|
2904 |
case 'p':
|
|
|
2905 |
/* If the stack of open elements has a p element in scope,
|
|
|
2906 |
then generate implied end tags, except for p elements. */
|
|
|
2907 |
if ($this->elementInScope('p')) {
|
|
|
2908 |
$this->generateImpliedEndTags(array('p'));
|
|
|
2909 |
|
|
|
2910 |
/* If the current node is not a p element, then this is
|
|
|
2911 |
a parse error. */
|
|
|
2912 |
// k
|
|
|
2913 |
|
|
|
2914 |
/* If the stack of open elements has a p element in
|
|
|
2915 |
scope, then pop elements from this stack until the stack
|
|
|
2916 |
no longer has a p element in scope. */
|
|
|
2917 |
for ($n = count($this->stack) - 1; $n >= 0; $n--) {
|
|
|
2918 |
if ($this->elementInScope('p')) {
|
|
|
2919 |
array_pop($this->stack);
|
|
|
2920 |
|
|
|
2921 |
} else {
|
|
|
2922 |
break;
|
|
|
2923 |
}
|
|
|
2924 |
}
|
|
|
2925 |
}
|
|
|
2926 |
break;
|
|
|
2927 |
|
|
|
2928 |
/* An end tag whose tag name is "dd", "dt", or "li" */
|
|
|
2929 |
case 'dd':
|
|
|
2930 |
case 'dt':
|
|
|
2931 |
case 'li':
|
|
|
2932 |
/* If the stack of open elements has an element in scope
|
|
|
2933 |
whose tag name matches the tag name of the token, then
|
|
|
2934 |
generate implied end tags, except for elements with the
|
|
|
2935 |
same tag name as the token. */
|
|
|
2936 |
if ($this->elementInScope($token['name'])) {
|
|
|
2937 |
$this->generateImpliedEndTags(array($token['name']));
|
|
|
2938 |
|
|
|
2939 |
/* If the current node is not an element with the same
|
|
|
2940 |
tag name as the token, then this is a parse error. */
|
|
|
2941 |
// w/e
|
|
|
2942 |
|
|
|
2943 |
/* If the stack of open elements has an element in scope
|
|
|
2944 |
whose tag name matches the tag name of the token, then
|
|
|
2945 |
pop elements from this stack until an element with that
|
|
|
2946 |
tag name has been popped from the stack. */
|
|
|
2947 |
for ($n = count($this->stack) - 1; $n >= 0; $n--) {
|
|
|
2948 |
if ($this->stack[$n]->nodeName === $token['name']) {
|
|
|
2949 |
$n = -1;
|
|
|
2950 |
}
|
|
|
2951 |
|
|
|
2952 |
array_pop($this->stack);
|
|
|
2953 |
}
|
|
|
2954 |
}
|
|
|
2955 |
break;
|
|
|
2956 |
|
|
|
2957 |
/* An end tag whose tag name is one of: "h1", "h2", "h3", "h4",
|
|
|
2958 |
"h5", "h6" */
|
|
|
2959 |
case 'h1':
|
|
|
2960 |
case 'h2':
|
|
|
2961 |
case 'h3':
|
|
|
2962 |
case 'h4':
|
|
|
2963 |
case 'h5':
|
|
|
2964 |
case 'h6':
|
|
|
2965 |
$elements = array('h1', 'h2', 'h3', 'h4', 'h5', 'h6');
|
|
|
2966 |
|
|
|
2967 |
/* If the stack of open elements has in scope an element whose
|
|
|
2968 |
tag name is one of "h1", "h2", "h3", "h4", "h5", or "h6", then
|
|
|
2969 |
generate implied end tags. */
|
|
|
2970 |
if ($this->elementInScope($elements)) {
|
|
|
2971 |
$this->generateImpliedEndTags();
|
|
|
2972 |
|
|
|
2973 |
/* Now, if the current node is not an element with the same
|
|
|
2974 |
tag name as that of the token, then this is a parse error. */
|
|
|
2975 |
// w/e
|
|
|
2976 |
|
|
|
2977 |
/* If the stack of open elements has in scope an element
|
|
|
2978 |
whose tag name is one of "h1", "h2", "h3", "h4", "h5", or
|
|
|
2979 |
"h6", then pop elements from the stack until an element
|
|
|
2980 |
with one of those tag names has been popped from the stack. */
|
|
|
2981 |
while ($this->elementInScope($elements)) {
|
|
|
2982 |
array_pop($this->stack);
|
|
|
2983 |
}
|
|
|
2984 |
}
|
|
|
2985 |
break;
|
|
|
2986 |
|
|
|
2987 |
/* An end tag whose tag name is one of: "a", "b", "big", "em",
|
|
|
2988 |
"font", "i", "nobr", "s", "small", "strike", "strong", "tt", "u" */
|
|
|
2989 |
case 'a':
|
|
|
2990 |
case 'b':
|
|
|
2991 |
case 'big':
|
|
|
2992 |
case 'em':
|
|
|
2993 |
case 'font':
|
|
|
2994 |
case 'i':
|
|
|
2995 |
case 'nobr':
|
|
|
2996 |
case 's':
|
|
|
2997 |
case 'small':
|
|
|
2998 |
case 'strike':
|
|
|
2999 |
case 'strong':
|
|
|
3000 |
case 'tt':
|
|
|
3001 |
case 'u':
|
|
|
3002 |
/* 1. Let the formatting element be the last element in
|
|
|
3003 |
the list of active formatting elements that:
|
|
|
3004 |
* is between the end of the list and the last scope
|
|
|
3005 |
marker in the list, if any, or the start of the list
|
|
|
3006 |
otherwise, and
|
|
|
3007 |
* has the same tag name as the token.
|
|
|
3008 |
*/
|
|
|
3009 |
while (true) {
|
|
|
3010 |
for ($a = count($this->a_formatting) - 1; $a >= 0; $a--) {
|
|
|
3011 |
if ($this->a_formatting[$a] === self::MARKER) {
|
|
|
3012 |
break;
|
|
|
3013 |
|
|
|
3014 |
} elseif ($this->a_formatting[$a]->tagName === $token['name']) {
|
|
|
3015 |
$formatting_element = $this->a_formatting[$a];
|
|
|
3016 |
$in_stack = in_array($formatting_element, $this->stack, true);
|
|
|
3017 |
$fe_af_pos = $a;
|
|
|
3018 |
break;
|
|
|
3019 |
}
|
|
|
3020 |
}
|
|
|
3021 |
|
|
|
3022 |
/* If there is no such node, or, if that node is
|
|
|
3023 |
also in the stack of open elements but the element
|
|
|
3024 |
is not in scope, then this is a parse error. Abort
|
|
|
3025 |
these steps. The token is ignored. */
|
|
|
3026 |
if (!isset($formatting_element) || ($in_stack &&
|
|
|
3027 |
!$this->elementInScope($token['name']))
|
|
|
3028 |
) {
|
|
|
3029 |
break;
|
|
|
3030 |
|
|
|
3031 |
/* Otherwise, if there is such a node, but that node
|
|
|
3032 |
is not in the stack of open elements, then this is a
|
|
|
3033 |
parse error; remove the element from the list, and
|
|
|
3034 |
abort these steps. */
|
|
|
3035 |
} elseif (isset($formatting_element) && !$in_stack) {
|
|
|
3036 |
unset($this->a_formatting[$fe_af_pos]);
|
|
|
3037 |
$this->a_formatting = array_merge($this->a_formatting);
|
|
|
3038 |
break;
|
|
|
3039 |
}
|
|
|
3040 |
|
|
|
3041 |
/* 2. Let the furthest block be the topmost node in the
|
|
|
3042 |
stack of open elements that is lower in the stack
|
|
|
3043 |
than the formatting element, and is not an element in
|
|
|
3044 |
the phrasing or formatting categories. There might
|
|
|
3045 |
not be one. */
|
|
|
3046 |
$fe_s_pos = array_search($formatting_element, $this->stack, true);
|
|
|
3047 |
$length = count($this->stack);
|
|
|
3048 |
|
|
|
3049 |
for ($s = $fe_s_pos + 1; $s < $length; $s++) {
|
|
|
3050 |
$category = $this->getElementCategory($this->stack[$s]->nodeName);
|
|
|
3051 |
|
|
|
3052 |
if ($category !== self::PHRASING && $category !== self::FORMATTING) {
|
|
|
3053 |
$furthest_block = $this->stack[$s];
|
|
|
3054 |
}
|
|
|
3055 |
}
|
|
|
3056 |
|
|
|
3057 |
/* 3. If there is no furthest block, then the UA must
|
|
|
3058 |
skip the subsequent steps and instead just pop all
|
|
|
3059 |
the nodes from the bottom of the stack of open
|
|
|
3060 |
elements, from the current node up to the formatting
|
|
|
3061 |
element, and remove the formatting element from the
|
|
|
3062 |
list of active formatting elements. */
|
|
|
3063 |
if (!isset($furthest_block)) {
|
|
|
3064 |
for ($n = $length - 1; $n >= $fe_s_pos; $n--) {
|
|
|
3065 |
array_pop($this->stack);
|
|
|
3066 |
}
|
|
|
3067 |
|
|
|
3068 |
unset($this->a_formatting[$fe_af_pos]);
|
|
|
3069 |
$this->a_formatting = array_merge($this->a_formatting);
|
|
|
3070 |
break;
|
|
|
3071 |
}
|
|
|
3072 |
|
|
|
3073 |
/* 4. Let the common ancestor be the element
|
|
|
3074 |
immediately above the formatting element in the stack
|
|
|
3075 |
of open elements. */
|
|
|
3076 |
$common_ancestor = $this->stack[$fe_s_pos - 1];
|
|
|
3077 |
|
|
|
3078 |
/* 5. If the furthest block has a parent node, then
|
|
|
3079 |
remove the furthest block from its parent node. */
|
|
|
3080 |
if ($furthest_block->parentNode !== null) {
|
|
|
3081 |
$furthest_block->parentNode->removeChild($furthest_block);
|
|
|
3082 |
}
|
|
|
3083 |
|
|
|
3084 |
/* 6. Let a bookmark note the position of the
|
|
|
3085 |
formatting element in the list of active formatting
|
|
|
3086 |
elements relative to the elements on either side
|
|
|
3087 |
of it in the list. */
|
|
|
3088 |
$bookmark = $fe_af_pos;
|
|
|
3089 |
|
|
|
3090 |
/* 7. Let node and last node be the furthest block.
|
|
|
3091 |
Follow these steps: */
|
|
|
3092 |
$node = $furthest_block;
|
|
|
3093 |
$last_node = $furthest_block;
|
|
|
3094 |
|
|
|
3095 |
while (true) {
|
|
|
3096 |
for ($n = array_search($node, $this->stack, true) - 1; $n >= 0; $n--) {
|
|
|
3097 |
/* 7.1 Let node be the element immediately
|
|
|
3098 |
prior to node in the stack of open elements. */
|
|
|
3099 |
$node = $this->stack[$n];
|
|
|
3100 |
|
|
|
3101 |
/* 7.2 If node is not in the list of active
|
|
|
3102 |
formatting elements, then remove node from
|
|
|
3103 |
the stack of open elements and then go back
|
|
|
3104 |
to step 1. */
|
|
|
3105 |
if (!in_array($node, $this->a_formatting, true)) {
|
|
|
3106 |
unset($this->stack[$n]);
|
|
|
3107 |
$this->stack = array_merge($this->stack);
|
|
|
3108 |
|
|
|
3109 |
} else {
|
|
|
3110 |
break;
|
|
|
3111 |
}
|
|
|
3112 |
}
|
|
|
3113 |
|
|
|
3114 |
/* 7.3 Otherwise, if node is the formatting
|
|
|
3115 |
element, then go to the next step in the overall
|
|
|
3116 |
algorithm. */
|
|
|
3117 |
if ($node === $formatting_element) {
|
|
|
3118 |
break;
|
|
|
3119 |
|
|
|
3120 |
/* 7.4 Otherwise, if last node is the furthest
|
|
|
3121 |
block, then move the aforementioned bookmark to
|
|
|
3122 |
be immediately after the node in the list of
|
|
|
3123 |
active formatting elements. */
|
|
|
3124 |
} elseif ($last_node === $furthest_block) {
|
|
|
3125 |
$bookmark = array_search($node, $this->a_formatting, true) + 1;
|
|
|
3126 |
}
|
|
|
3127 |
|
|
|
3128 |
/* 7.5 If node has any children, perform a
|
|
|
3129 |
shallow clone of node, replace the entry for
|
|
|
3130 |
node in the list of active formatting elements
|
|
|
3131 |
with an entry for the clone, replace the entry
|
|
|
3132 |
for node in the stack of open elements with an
|
|
|
3133 |
entry for the clone, and let node be the clone. */
|
|
|
3134 |
if ($node->hasChildNodes()) {
|
|
|
3135 |
$clone = $node->cloneNode();
|
|
|
3136 |
$s_pos = array_search($node, $this->stack, true);
|
|
|
3137 |
$a_pos = array_search($node, $this->a_formatting, true);
|
|
|
3138 |
|
|
|
3139 |
$this->stack[$s_pos] = $clone;
|
|
|
3140 |
$this->a_formatting[$a_pos] = $clone;
|
|
|
3141 |
$node = $clone;
|
|
|
3142 |
}
|
|
|
3143 |
|
|
|
3144 |
/* 7.6 Insert last node into node, first removing
|
|
|
3145 |
it from its previous parent node if any. */
|
|
|
3146 |
if ($last_node->parentNode !== null) {
|
|
|
3147 |
$last_node->parentNode->removeChild($last_node);
|
|
|
3148 |
}
|
|
|
3149 |
|
|
|
3150 |
$node->appendChild($last_node);
|
|
|
3151 |
|
|
|
3152 |
/* 7.7 Let last node be node. */
|
|
|
3153 |
$last_node = $node;
|
|
|
3154 |
}
|
|
|
3155 |
|
|
|
3156 |
/* 8. Insert whatever last node ended up being in
|
|
|
3157 |
the previous step into the common ancestor node,
|
|
|
3158 |
first removing it from its previous parent node if
|
|
|
3159 |
any. */
|
|
|
3160 |
if ($last_node->parentNode !== null) {
|
|
|
3161 |
$last_node->parentNode->removeChild($last_node);
|
|
|
3162 |
}
|
|
|
3163 |
|
|
|
3164 |
$common_ancestor->appendChild($last_node);
|
|
|
3165 |
|
|
|
3166 |
/* 9. Perform a shallow clone of the formatting
|
|
|
3167 |
element. */
|
|
|
3168 |
$clone = $formatting_element->cloneNode();
|
|
|
3169 |
|
|
|
3170 |
/* 10. Take all of the child nodes of the furthest
|
|
|
3171 |
block and append them to the clone created in the
|
|
|
3172 |
last step. */
|
|
|
3173 |
while ($furthest_block->hasChildNodes()) {
|
|
|
3174 |
$child = $furthest_block->firstChild;
|
|
|
3175 |
$furthest_block->removeChild($child);
|
|
|
3176 |
$clone->appendChild($child);
|
|
|
3177 |
}
|
|
|
3178 |
|
|
|
3179 |
/* 11. Append that clone to the furthest block. */
|
|
|
3180 |
$furthest_block->appendChild($clone);
|
|
|
3181 |
|
|
|
3182 |
/* 12. Remove the formatting element from the list
|
|
|
3183 |
of active formatting elements, and insert the clone
|
|
|
3184 |
into the list of active formatting elements at the
|
|
|
3185 |
position of the aforementioned bookmark. */
|
|
|
3186 |
$fe_af_pos = array_search($formatting_element, $this->a_formatting, true);
|
|
|
3187 |
unset($this->a_formatting[$fe_af_pos]);
|
|
|
3188 |
$this->a_formatting = array_merge($this->a_formatting);
|
|
|
3189 |
|
|
|
3190 |
$af_part1 = array_slice($this->a_formatting, 0, $bookmark - 1);
|
|
|
3191 |
$af_part2 = array_slice($this->a_formatting, $bookmark, count($this->a_formatting));
|
|
|
3192 |
$this->a_formatting = array_merge($af_part1, array($clone), $af_part2);
|
|
|
3193 |
|
|
|
3194 |
/* 13. Remove the formatting element from the stack
|
|
|
3195 |
of open elements, and insert the clone into the stack
|
|
|
3196 |
of open elements immediately after (i.e. in a more
|
|
|
3197 |
deeply nested position than) the position of the
|
|
|
3198 |
furthest block in that stack. */
|
|
|
3199 |
$fe_s_pos = array_search($formatting_element, $this->stack, true);
|
|
|
3200 |
$fb_s_pos = array_search($furthest_block, $this->stack, true);
|
|
|
3201 |
unset($this->stack[$fe_s_pos]);
|
|
|
3202 |
|
|
|
3203 |
$s_part1 = array_slice($this->stack, 0, $fb_s_pos);
|
|
|
3204 |
$s_part2 = array_slice($this->stack, $fb_s_pos + 1, count($this->stack));
|
|
|
3205 |
$this->stack = array_merge($s_part1, array($clone), $s_part2);
|
|
|
3206 |
|
|
|
3207 |
/* 14. Jump back to step 1 in this series of steps. */
|
|
|
3208 |
unset($formatting_element, $fe_af_pos, $fe_s_pos, $furthest_block);
|
|
|
3209 |
}
|
|
|
3210 |
break;
|
|
|
3211 |
|
|
|
3212 |
/* An end tag token whose tag name is one of: "button",
|
|
|
3213 |
"marquee", "object" */
|
|
|
3214 |
case 'button':
|
|
|
3215 |
case 'marquee':
|
|
|
3216 |
case 'object':
|
|
|
3217 |
/* If the stack of open elements has an element in scope whose
|
|
|
3218 |
tag name matches the tag name of the token, then generate implied
|
|
|
3219 |
tags. */
|
|
|
3220 |
if ($this->elementInScope($token['name'])) {
|
|
|
3221 |
$this->generateImpliedEndTags();
|
|
|
3222 |
|
|
|
3223 |
/* Now, if the current node is not an element with the same
|
|
|
3224 |
tag name as the token, then this is a parse error. */
|
|
|
3225 |
// k
|
|
|
3226 |
|
|
|
3227 |
/* Now, if the stack of open elements has an element in scope
|
|
|
3228 |
whose tag name matches the tag name of the token, then pop
|
|
|
3229 |
elements from the stack until that element has been popped from
|
|
|
3230 |
the stack, and clear the list of active formatting elements up
|
|
|
3231 |
to the last marker. */
|
|
|
3232 |
for ($n = count($this->stack) - 1; $n >= 0; $n--) {
|
|
|
3233 |
if ($this->stack[$n]->nodeName === $token['name']) {
|
|
|
3234 |
$n = -1;
|
|
|
3235 |
}
|
|
|
3236 |
|
|
|
3237 |
array_pop($this->stack);
|
|
|
3238 |
}
|
|
|
3239 |
|
|
|
3240 |
$marker = end(array_keys($this->a_formatting, self::MARKER, true));
|
|
|
3241 |
|
|
|
3242 |
for ($n = count($this->a_formatting) - 1; $n > $marker; $n--) {
|
|
|
3243 |
array_pop($this->a_formatting);
|
|
|
3244 |
}
|
|
|
3245 |
}
|
|
|
3246 |
break;
|
|
|
3247 |
|
|
|
3248 |
/* Or an end tag whose tag name is one of: "area", "basefont",
|
|
|
3249 |
"bgsound", "br", "embed", "hr", "iframe", "image", "img",
|
|
|
3250 |
"input", "isindex", "noembed", "noframes", "param", "select",
|
|
|
3251 |
"spacer", "table", "textarea", "wbr" */
|
|
|
3252 |
case 'area':
|
|
|
3253 |
case 'basefont':
|
|
|
3254 |
case 'bgsound':
|
|
|
3255 |
case 'br':
|
|
|
3256 |
case 'embed':
|
|
|
3257 |
case 'hr':
|
|
|
3258 |
case 'iframe':
|
|
|
3259 |
case 'image':
|
|
|
3260 |
case 'img':
|
|
|
3261 |
case 'input':
|
|
|
3262 |
case 'isindex':
|
|
|
3263 |
case 'noembed':
|
|
|
3264 |
case 'noframes':
|
|
|
3265 |
case 'param':
|
|
|
3266 |
case 'select':
|
|
|
3267 |
case 'spacer':
|
|
|
3268 |
case 'table':
|
|
|
3269 |
case 'textarea':
|
|
|
3270 |
case 'wbr':
|
|
|
3271 |
// Parse error. Ignore the token.
|
|
|
3272 |
break;
|
|
|
3273 |
|
|
|
3274 |
/* An end tag token not covered by the previous entries */
|
|
|
3275 |
default:
|
|
|
3276 |
for ($n = count($this->stack) - 1; $n >= 0; $n--) {
|
|
|
3277 |
/* Initialise node to be the current node (the bottommost
|
|
|
3278 |
node of the stack). */
|
|
|
3279 |
$node = end($this->stack);
|
|
|
3280 |
|
|
|
3281 |
/* If node has the same tag name as the end tag token,
|
|
|
3282 |
then: */
|
|
|
3283 |
if ($token['name'] === $node->nodeName) {
|
|
|
3284 |
/* Generate implied end tags. */
|
|
|
3285 |
$this->generateImpliedEndTags();
|
|
|
3286 |
|
|
|
3287 |
/* If the tag name of the end tag token does not
|
|
|
3288 |
match the tag name of the current node, this is a
|
|
|
3289 |
parse error. */
|
|
|
3290 |
// k
|
|
|
3291 |
|
|
|
3292 |
/* Pop all the nodes from the current node up to
|
|
|
3293 |
node, including node, then stop this algorithm. */
|
|
|
3294 |
for ($x = count($this->stack) - $n; $x >= $n; $x--) {
|
|
|
3295 |
array_pop($this->stack);
|
|
|
3296 |
}
|
|
|
3297 |
|
|
|
3298 |
} else {
|
|
|
3299 |
$category = $this->getElementCategory($node);
|
|
|
3300 |
|
|
|
3301 |
if ($category !== self::SPECIAL && $category !== self::SCOPING) {
|
|
|
3302 |
/* Otherwise, if node is in neither the formatting
|
|
|
3303 |
category nor the phrasing category, then this is a
|
|
|
3304 |
parse error. Stop this algorithm. The end tag token
|
|
|
3305 |
is ignored. */
|
|
|
3306 |
return false;
|
|
|
3307 |
}
|
|
|
3308 |
}
|
|
|
3309 |
}
|
|
|
3310 |
break;
|
|
|
3311 |
}
|
|
|
3312 |
break;
|
|
|
3313 |
}
|
|
|
3314 |
}
|
|
|
3315 |
|
|
|
3316 |
private function inTable($token)
|
|
|
3317 |
{
|
|
|
3318 |
$clear = array('html', 'table');
|
|
|
3319 |
|
|
|
3320 |
/* A character token that is one of one of U+0009 CHARACTER TABULATION,
|
|
|
3321 |
U+000A LINE FEED (LF), U+000B LINE TABULATION, U+000C FORM FEED (FF),
|
|
|
3322 |
or U+0020 SPACE */
|
|
|
3323 |
if ($token['type'] === HTML5::CHARACTR &&
|
|
|
3324 |
preg_match('/^[\t\n\x0b\x0c ]+$/', $token['data'])
|
|
|
3325 |
) {
|
|
|
3326 |
/* Append the character to the current node. */
|
|
|
3327 |
$text = $this->dom->createTextNode($token['data']);
|
|
|
3328 |
end($this->stack)->appendChild($text);
|
|
|
3329 |
|
|
|
3330 |
/* A comment token */
|
|
|
3331 |
} elseif ($token['type'] === HTML5::COMMENT) {
|
|
|
3332 |
/* Append a Comment node to the current node with the data
|
|
|
3333 |
attribute set to the data given in the comment token. */
|
|
|
3334 |
$comment = $this->dom->createComment($token['data']);
|
|
|
3335 |
end($this->stack)->appendChild($comment);
|
|
|
3336 |
|
|
|
3337 |
/* A start tag whose tag name is "caption" */
|
|
|
3338 |
} elseif ($token['type'] === HTML5::STARTTAG &&
|
|
|
3339 |
$token['name'] === 'caption'
|
|
|
3340 |
) {
|
|
|
3341 |
/* Clear the stack back to a table context. */
|
|
|
3342 |
$this->clearStackToTableContext($clear);
|
|
|
3343 |
|
|
|
3344 |
/* Insert a marker at the end of the list of active
|
|
|
3345 |
formatting elements. */
|
|
|
3346 |
$this->a_formatting[] = self::MARKER;
|
|
|
3347 |
|
|
|
3348 |
/* Insert an HTML element for the token, then switch the
|
|
|
3349 |
insertion mode to "in caption". */
|
|
|
3350 |
$this->insertElement($token);
|
|
|
3351 |
$this->mode = self::IN_CAPTION;
|
|
|
3352 |
|
|
|
3353 |
/* A start tag whose tag name is "colgroup" */
|
|
|
3354 |
} elseif ($token['type'] === HTML5::STARTTAG &&
|
|
|
3355 |
$token['name'] === 'colgroup'
|
|
|
3356 |
) {
|
|
|
3357 |
/* Clear the stack back to a table context. */
|
|
|
3358 |
$this->clearStackToTableContext($clear);
|
|
|
3359 |
|
|
|
3360 |
/* Insert an HTML element for the token, then switch the
|
|
|
3361 |
insertion mode to "in column group". */
|
|
|
3362 |
$this->insertElement($token);
|
|
|
3363 |
$this->mode = self::IN_CGROUP;
|
|
|
3364 |
|
|
|
3365 |
/* A start tag whose tag name is "col" */
|
|
|
3366 |
} elseif ($token['type'] === HTML5::STARTTAG &&
|
|
|
3367 |
$token['name'] === 'col'
|
|
|
3368 |
) {
|
|
|
3369 |
$this->inTable(
|
|
|
3370 |
array(
|
|
|
3371 |
'name' => 'colgroup',
|
|
|
3372 |
'type' => HTML5::STARTTAG,
|
|
|
3373 |
'attr' => array()
|
|
|
3374 |
)
|
|
|
3375 |
);
|
|
|
3376 |
|
|
|
3377 |
$this->inColumnGroup($token);
|
|
|
3378 |
|
|
|
3379 |
/* A start tag whose tag name is one of: "tbody", "tfoot", "thead" */
|
|
|
3380 |
} elseif ($token['type'] === HTML5::STARTTAG && in_array(
|
|
|
3381 |
$token['name'],
|
|
|
3382 |
array('tbody', 'tfoot', 'thead')
|
|
|
3383 |
)
|
|
|
3384 |
) {
|
|
|
3385 |
/* Clear the stack back to a table context. */
|
|
|
3386 |
$this->clearStackToTableContext($clear);
|
|
|
3387 |
|
|
|
3388 |
/* Insert an HTML element for the token, then switch the insertion
|
|
|
3389 |
mode to "in table body". */
|
|
|
3390 |
$this->insertElement($token);
|
|
|
3391 |
$this->mode = self::IN_TBODY;
|
|
|
3392 |
|
|
|
3393 |
/* A start tag whose tag name is one of: "td", "th", "tr" */
|
|
|
3394 |
} elseif ($token['type'] === HTML5::STARTTAG &&
|
|
|
3395 |
in_array($token['name'], array('td', 'th', 'tr'))
|
|
|
3396 |
) {
|
|
|
3397 |
/* Act as if a start tag token with the tag name "tbody" had been
|
|
|
3398 |
seen, then reprocess the current token. */
|
|
|
3399 |
$this->inTable(
|
|
|
3400 |
array(
|
|
|
3401 |
'name' => 'tbody',
|
|
|
3402 |
'type' => HTML5::STARTTAG,
|
|
|
3403 |
'attr' => array()
|
|
|
3404 |
)
|
|
|
3405 |
);
|
|
|
3406 |
|
|
|
3407 |
return $this->inTableBody($token);
|
|
|
3408 |
|
|
|
3409 |
/* A start tag whose tag name is "table" */
|
|
|
3410 |
} elseif ($token['type'] === HTML5::STARTTAG &&
|
|
|
3411 |
$token['name'] === 'table'
|
|
|
3412 |
) {
|
|
|
3413 |
/* Parse error. Act as if an end tag token with the tag name "table"
|
|
|
3414 |
had been seen, then, if that token wasn't ignored, reprocess the
|
|
|
3415 |
current token. */
|
|
|
3416 |
$this->inTable(
|
|
|
3417 |
array(
|
|
|
3418 |
'name' => 'table',
|
|
|
3419 |
'type' => HTML5::ENDTAG
|
|
|
3420 |
)
|
|
|
3421 |
);
|
|
|
3422 |
|
|
|
3423 |
return $this->mainPhase($token);
|
|
|
3424 |
|
|
|
3425 |
/* An end tag whose tag name is "table" */
|
|
|
3426 |
} elseif ($token['type'] === HTML5::ENDTAG &&
|
|
|
3427 |
$token['name'] === 'table'
|
|
|
3428 |
) {
|
|
|
3429 |
/* If the stack of open elements does not have an element in table
|
|
|
3430 |
scope with the same tag name as the token, this is a parse error.
|
|
|
3431 |
Ignore the token. (innerHTML case) */
|
|
|
3432 |
if (!$this->elementInScope($token['name'], true)) {
|
|
|
3433 |
return false;
|
|
|
3434 |
|
|
|
3435 |
/* Otherwise: */
|
|
|
3436 |
} else {
|
|
|
3437 |
/* Generate implied end tags. */
|
|
|
3438 |
$this->generateImpliedEndTags();
|
|
|
3439 |
|
|
|
3440 |
/* Now, if the current node is not a table element, then this
|
|
|
3441 |
is a parse error. */
|
|
|
3442 |
// w/e
|
|
|
3443 |
|
|
|
3444 |
/* Pop elements from this stack until a table element has been
|
|
|
3445 |
popped from the stack. */
|
|
|
3446 |
while (true) {
|
|
|
3447 |
$current = end($this->stack)->nodeName;
|
|
|
3448 |
array_pop($this->stack);
|
|
|
3449 |
|
|
|
3450 |
if ($current === 'table') {
|
|
|
3451 |
break;
|
|
|
3452 |
}
|
|
|
3453 |
}
|
|
|
3454 |
|
|
|
3455 |
/* Reset the insertion mode appropriately. */
|
|
|
3456 |
$this->resetInsertionMode();
|
|
|
3457 |
}
|
|
|
3458 |
|
|
|
3459 |
/* An end tag whose tag name is one of: "body", "caption", "col",
|
|
|
3460 |
"colgroup", "html", "tbody", "td", "tfoot", "th", "thead", "tr" */
|
|
|
3461 |
} elseif ($token['type'] === HTML5::ENDTAG && in_array(
|
|
|
3462 |
$token['name'],
|
|
|
3463 |
array(
|
|
|
3464 |
'body',
|
|
|
3465 |
'caption',
|
|
|
3466 |
'col',
|
|
|
3467 |
'colgroup',
|
|
|
3468 |
'html',
|
|
|
3469 |
'tbody',
|
|
|
3470 |
'td',
|
|
|
3471 |
'tfoot',
|
|
|
3472 |
'th',
|
|
|
3473 |
'thead',
|
|
|
3474 |
'tr'
|
|
|
3475 |
)
|
|
|
3476 |
)
|
|
|
3477 |
) {
|
|
|
3478 |
// Parse error. Ignore the token.
|
|
|
3479 |
|
|
|
3480 |
/* Anything else */
|
|
|
3481 |
} else {
|
|
|
3482 |
/* Parse error. Process the token as if the insertion mode was "in
|
|
|
3483 |
body", with the following exception: */
|
|
|
3484 |
|
|
|
3485 |
/* If the current node is a table, tbody, tfoot, thead, or tr
|
|
|
3486 |
element, then, whenever a node would be inserted into the current
|
|
|
3487 |
node, it must instead be inserted into the foster parent element. */
|
|
|
3488 |
if (in_array(
|
|
|
3489 |
end($this->stack)->nodeName,
|
|
|
3490 |
array('table', 'tbody', 'tfoot', 'thead', 'tr')
|
|
|
3491 |
)
|
|
|
3492 |
) {
|
|
|
3493 |
/* The foster parent element is the parent element of the last
|
|
|
3494 |
table element in the stack of open elements, if there is a
|
|
|
3495 |
table element and it has such a parent element. If there is no
|
|
|
3496 |
table element in the stack of open elements (innerHTML case),
|
|
|
3497 |
then the foster parent element is the first element in the
|
|
|
3498 |
stack of open elements (the html element). Otherwise, if there
|
|
|
3499 |
is a table element in the stack of open elements, but the last
|
|
|
3500 |
table element in the stack of open elements has no parent, or
|
|
|
3501 |
its parent node is not an element, then the foster parent
|
|
|
3502 |
element is the element before the last table element in the
|
|
|
3503 |
stack of open elements. */
|
|
|
3504 |
for ($n = count($this->stack) - 1; $n >= 0; $n--) {
|
|
|
3505 |
if ($this->stack[$n]->nodeName === 'table') {
|
|
|
3506 |
$table = $this->stack[$n];
|
|
|
3507 |
break;
|
|
|
3508 |
}
|
|
|
3509 |
}
|
|
|
3510 |
|
|
|
3511 |
if (isset($table) && $table->parentNode !== null) {
|
|
|
3512 |
$this->foster_parent = $table->parentNode;
|
|
|
3513 |
|
|
|
3514 |
} elseif (!isset($table)) {
|
|
|
3515 |
$this->foster_parent = $this->stack[0];
|
|
|
3516 |
|
|
|
3517 |
} elseif (isset($table) && ($table->parentNode === null ||
|
|
|
3518 |
$table->parentNode->nodeType !== XML_ELEMENT_NODE)
|
|
|
3519 |
) {
|
|
|
3520 |
$this->foster_parent = $this->stack[$n - 1];
|
|
|
3521 |
}
|
|
|
3522 |
}
|
|
|
3523 |
|
|
|
3524 |
$this->inBody($token);
|
|
|
3525 |
}
|
|
|
3526 |
}
|
|
|
3527 |
|
|
|
3528 |
private function inCaption($token)
|
|
|
3529 |
{
|
|
|
3530 |
/* An end tag whose tag name is "caption" */
|
|
|
3531 |
if ($token['type'] === HTML5::ENDTAG && $token['name'] === 'caption') {
|
|
|
3532 |
/* If the stack of open elements does not have an element in table
|
|
|
3533 |
scope with the same tag name as the token, this is a parse error.
|
|
|
3534 |
Ignore the token. (innerHTML case) */
|
|
|
3535 |
if (!$this->elementInScope($token['name'], true)) {
|
|
|
3536 |
// Ignore
|
|
|
3537 |
|
|
|
3538 |
/* Otherwise: */
|
|
|
3539 |
} else {
|
|
|
3540 |
/* Generate implied end tags. */
|
|
|
3541 |
$this->generateImpliedEndTags();
|
|
|
3542 |
|
|
|
3543 |
/* Now, if the current node is not a caption element, then this
|
|
|
3544 |
is a parse error. */
|
|
|
3545 |
// w/e
|
|
|
3546 |
|
|
|
3547 |
/* Pop elements from this stack until a caption element has
|
|
|
3548 |
been popped from the stack. */
|
|
|
3549 |
while (true) {
|
|
|
3550 |
$node = end($this->stack)->nodeName;
|
|
|
3551 |
array_pop($this->stack);
|
|
|
3552 |
|
|
|
3553 |
if ($node === 'caption') {
|
|
|
3554 |
break;
|
|
|
3555 |
}
|
|
|
3556 |
}
|
|
|
3557 |
|
|
|
3558 |
/* Clear the list of active formatting elements up to the last
|
|
|
3559 |
marker. */
|
|
|
3560 |
$this->clearTheActiveFormattingElementsUpToTheLastMarker();
|
|
|
3561 |
|
|
|
3562 |
/* Switch the insertion mode to "in table". */
|
|
|
3563 |
$this->mode = self::IN_TABLE;
|
|
|
3564 |
}
|
|
|
3565 |
|
|
|
3566 |
/* A start tag whose tag name is one of: "caption", "col", "colgroup",
|
|
|
3567 |
"tbody", "td", "tfoot", "th", "thead", "tr", or an end tag whose tag
|
|
|
3568 |
name is "table" */
|
|
|
3569 |
} elseif (($token['type'] === HTML5::STARTTAG && in_array(
|
|
|
3570 |
$token['name'],
|
|
|
3571 |
array(
|
|
|
3572 |
'caption',
|
|
|
3573 |
'col',
|
|
|
3574 |
'colgroup',
|
|
|
3575 |
'tbody',
|
|
|
3576 |
'td',
|
|
|
3577 |
'tfoot',
|
|
|
3578 |
'th',
|
|
|
3579 |
'thead',
|
|
|
3580 |
'tr'
|
|
|
3581 |
)
|
|
|
3582 |
)) || ($token['type'] === HTML5::ENDTAG &&
|
|
|
3583 |
$token['name'] === 'table')
|
|
|
3584 |
) {
|
|
|
3585 |
/* Parse error. Act as if an end tag with the tag name "caption"
|
|
|
3586 |
had been seen, then, if that token wasn't ignored, reprocess the
|
|
|
3587 |
current token. */
|
|
|
3588 |
$this->inCaption(
|
|
|
3589 |
array(
|
|
|
3590 |
'name' => 'caption',
|
|
|
3591 |
'type' => HTML5::ENDTAG
|
|
|
3592 |
)
|
|
|
3593 |
);
|
|
|
3594 |
|
|
|
3595 |
return $this->inTable($token);
|
|
|
3596 |
|
|
|
3597 |
/* An end tag whose tag name is one of: "body", "col", "colgroup",
|
|
|
3598 |
"html", "tbody", "td", "tfoot", "th", "thead", "tr" */
|
|
|
3599 |
} elseif ($token['type'] === HTML5::ENDTAG && in_array(
|
|
|
3600 |
$token['name'],
|
|
|
3601 |
array(
|
|
|
3602 |
'body',
|
|
|
3603 |
'col',
|
|
|
3604 |
'colgroup',
|
|
|
3605 |
'html',
|
|
|
3606 |
'tbody',
|
|
|
3607 |
'tfoot',
|
|
|
3608 |
'th',
|
|
|
3609 |
'thead',
|
|
|
3610 |
'tr'
|
|
|
3611 |
)
|
|
|
3612 |
)
|
|
|
3613 |
) {
|
|
|
3614 |
// Parse error. Ignore the token.
|
|
|
3615 |
|
|
|
3616 |
/* Anything else */
|
|
|
3617 |
} else {
|
|
|
3618 |
/* Process the token as if the insertion mode was "in body". */
|
|
|
3619 |
$this->inBody($token);
|
|
|
3620 |
}
|
|
|
3621 |
}
|
|
|
3622 |
|
|
|
3623 |
private function inColumnGroup($token)
|
|
|
3624 |
{
|
|
|
3625 |
/* A character token that is one of one of U+0009 CHARACTER TABULATION,
|
|
|
3626 |
U+000A LINE FEED (LF), U+000B LINE TABULATION, U+000C FORM FEED (FF),
|
|
|
3627 |
or U+0020 SPACE */
|
|
|
3628 |
if ($token['type'] === HTML5::CHARACTR &&
|
|
|
3629 |
preg_match('/^[\t\n\x0b\x0c ]+$/', $token['data'])
|
|
|
3630 |
) {
|
|
|
3631 |
/* Append the character to the current node. */
|
|
|
3632 |
$text = $this->dom->createTextNode($token['data']);
|
|
|
3633 |
end($this->stack)->appendChild($text);
|
|
|
3634 |
|
|
|
3635 |
/* A comment token */
|
|
|
3636 |
} elseif ($token['type'] === HTML5::COMMENT) {
|
|
|
3637 |
/* Append a Comment node to the current node with the data
|
|
|
3638 |
attribute set to the data given in the comment token. */
|
|
|
3639 |
$comment = $this->dom->createComment($token['data']);
|
|
|
3640 |
end($this->stack)->appendChild($comment);
|
|
|
3641 |
|
|
|
3642 |
/* A start tag whose tag name is "col" */
|
|
|
3643 |
} elseif ($token['type'] === HTML5::STARTTAG && $token['name'] === 'col') {
|
|
|
3644 |
/* Insert a col element for the token. Immediately pop the current
|
|
|
3645 |
node off the stack of open elements. */
|
|
|
3646 |
$this->insertElement($token);
|
|
|
3647 |
array_pop($this->stack);
|
|
|
3648 |
|
|
|
3649 |
/* An end tag whose tag name is "colgroup" */
|
|
|
3650 |
} elseif ($token['type'] === HTML5::ENDTAG &&
|
|
|
3651 |
$token['name'] === 'colgroup'
|
|
|
3652 |
) {
|
|
|
3653 |
/* If the current node is the root html element, then this is a
|
|
|
3654 |
parse error, ignore the token. (innerHTML case) */
|
|
|
3655 |
if (end($this->stack)->nodeName === 'html') {
|
|
|
3656 |
// Ignore
|
|
|
3657 |
|
|
|
3658 |
/* Otherwise, pop the current node (which will be a colgroup
|
|
|
3659 |
element) from the stack of open elements. Switch the insertion
|
|
|
3660 |
mode to "in table". */
|
|
|
3661 |
} else {
|
|
|
3662 |
array_pop($this->stack);
|
|
|
3663 |
$this->mode = self::IN_TABLE;
|
|
|
3664 |
}
|
|
|
3665 |
|
|
|
3666 |
/* An end tag whose tag name is "col" */
|
|
|
3667 |
} elseif ($token['type'] === HTML5::ENDTAG && $token['name'] === 'col') {
|
|
|
3668 |
/* Parse error. Ignore the token. */
|
|
|
3669 |
|
|
|
3670 |
/* Anything else */
|
|
|
3671 |
} else {
|
|
|
3672 |
/* Act as if an end tag with the tag name "colgroup" had been seen,
|
|
|
3673 |
and then, if that token wasn't ignored, reprocess the current token. */
|
|
|
3674 |
$this->inColumnGroup(
|
|
|
3675 |
array(
|
|
|
3676 |
'name' => 'colgroup',
|
|
|
3677 |
'type' => HTML5::ENDTAG
|
|
|
3678 |
)
|
|
|
3679 |
);
|
|
|
3680 |
|
|
|
3681 |
return $this->inTable($token);
|
|
|
3682 |
}
|
|
|
3683 |
}
|
|
|
3684 |
|
|
|
3685 |
private function inTableBody($token)
|
|
|
3686 |
{
|
|
|
3687 |
$clear = array('tbody', 'tfoot', 'thead', 'html');
|
|
|
3688 |
|
|
|
3689 |
/* A start tag whose tag name is "tr" */
|
|
|
3690 |
if ($token['type'] === HTML5::STARTTAG && $token['name'] === 'tr') {
|
|
|
3691 |
/* Clear the stack back to a table body context. */
|
|
|
3692 |
$this->clearStackToTableContext($clear);
|
|
|
3693 |
|
|
|
3694 |
/* Insert a tr element for the token, then switch the insertion
|
|
|
3695 |
mode to "in row". */
|
|
|
3696 |
$this->insertElement($token);
|
|
|
3697 |
$this->mode = self::IN_ROW;
|
|
|
3698 |
|
|
|
3699 |
/* A start tag whose tag name is one of: "th", "td" */
|
|
|
3700 |
} elseif ($token['type'] === HTML5::STARTTAG &&
|
|
|
3701 |
($token['name'] === 'th' || $token['name'] === 'td')
|
|
|
3702 |
) {
|
|
|
3703 |
/* Parse error. Act as if a start tag with the tag name "tr" had
|
|
|
3704 |
been seen, then reprocess the current token. */
|
|
|
3705 |
$this->inTableBody(
|
|
|
3706 |
array(
|
|
|
3707 |
'name' => 'tr',
|
|
|
3708 |
'type' => HTML5::STARTTAG,
|
|
|
3709 |
'attr' => array()
|
|
|
3710 |
)
|
|
|
3711 |
);
|
|
|
3712 |
|
|
|
3713 |
return $this->inRow($token);
|
|
|
3714 |
|
|
|
3715 |
/* An end tag whose tag name is one of: "tbody", "tfoot", "thead" */
|
|
|
3716 |
} elseif ($token['type'] === HTML5::ENDTAG &&
|
|
|
3717 |
in_array($token['name'], array('tbody', 'tfoot', 'thead'))
|
|
|
3718 |
) {
|
|
|
3719 |
/* If the stack of open elements does not have an element in table
|
|
|
3720 |
scope with the same tag name as the token, this is a parse error.
|
|
|
3721 |
Ignore the token. */
|
|
|
3722 |
if (!$this->elementInScope($token['name'], true)) {
|
|
|
3723 |
// Ignore
|
|
|
3724 |
|
|
|
3725 |
/* Otherwise: */
|
|
|
3726 |
} else {
|
|
|
3727 |
/* Clear the stack back to a table body context. */
|
|
|
3728 |
$this->clearStackToTableContext($clear);
|
|
|
3729 |
|
|
|
3730 |
/* Pop the current node from the stack of open elements. Switch
|
|
|
3731 |
the insertion mode to "in table". */
|
|
|
3732 |
array_pop($this->stack);
|
|
|
3733 |
$this->mode = self::IN_TABLE;
|
|
|
3734 |
}
|
|
|
3735 |
|
|
|
3736 |
/* A start tag whose tag name is one of: "caption", "col", "colgroup",
|
|
|
3737 |
"tbody", "tfoot", "thead", or an end tag whose tag name is "table" */
|
|
|
3738 |
} elseif (($token['type'] === HTML5::STARTTAG && in_array(
|
|
|
3739 |
$token['name'],
|
|
|
3740 |
array('caption', 'col', 'colgroup', 'tbody', 'tfoor', 'thead')
|
|
|
3741 |
)) ||
|
|
|
3742 |
($token['type'] === HTML5::STARTTAG && $token['name'] === 'table')
|
|
|
3743 |
) {
|
|
|
3744 |
/* If the stack of open elements does not have a tbody, thead, or
|
|
|
3745 |
tfoot element in table scope, this is a parse error. Ignore the
|
|
|
3746 |
token. (innerHTML case) */
|
|
|
3747 |
if (!$this->elementInScope(array('tbody', 'thead', 'tfoot'), true)) {
|
|
|
3748 |
// Ignore.
|
|
|
3749 |
|
|
|
3750 |
/* Otherwise: */
|
|
|
3751 |
} else {
|
|
|
3752 |
/* Clear the stack back to a table body context. */
|
|
|
3753 |
$this->clearStackToTableContext($clear);
|
|
|
3754 |
|
|
|
3755 |
/* Act as if an end tag with the same tag name as the current
|
|
|
3756 |
node ("tbody", "tfoot", or "thead") had been seen, then
|
|
|
3757 |
reprocess the current token. */
|
|
|
3758 |
$this->inTableBody(
|
|
|
3759 |
array(
|
|
|
3760 |
'name' => end($this->stack)->nodeName,
|
|
|
3761 |
'type' => HTML5::ENDTAG
|
|
|
3762 |
)
|
|
|
3763 |
);
|
|
|
3764 |
|
|
|
3765 |
return $this->mainPhase($token);
|
|
|
3766 |
}
|
|
|
3767 |
|
|
|
3768 |
/* An end tag whose tag name is one of: "body", "caption", "col",
|
|
|
3769 |
"colgroup", "html", "td", "th", "tr" */
|
|
|
3770 |
} elseif ($token['type'] === HTML5::ENDTAG && in_array(
|
|
|
3771 |
$token['name'],
|
|
|
3772 |
array('body', 'caption', 'col', 'colgroup', 'html', 'td', 'th', 'tr')
|
|
|
3773 |
)
|
|
|
3774 |
) {
|
|
|
3775 |
/* Parse error. Ignore the token. */
|
|
|
3776 |
|
|
|
3777 |
/* Anything else */
|
|
|
3778 |
} else {
|
|
|
3779 |
/* Process the token as if the insertion mode was "in table". */
|
|
|
3780 |
$this->inTable($token);
|
|
|
3781 |
}
|
|
|
3782 |
}
|
|
|
3783 |
|
|
|
3784 |
private function inRow($token)
|
|
|
3785 |
{
|
|
|
3786 |
$clear = array('tr', 'html');
|
|
|
3787 |
|
|
|
3788 |
/* A start tag whose tag name is one of: "th", "td" */
|
|
|
3789 |
if ($token['type'] === HTML5::STARTTAG &&
|
|
|
3790 |
($token['name'] === 'th' || $token['name'] === 'td')
|
|
|
3791 |
) {
|
|
|
3792 |
/* Clear the stack back to a table row context. */
|
|
|
3793 |
$this->clearStackToTableContext($clear);
|
|
|
3794 |
|
|
|
3795 |
/* Insert an HTML element for the token, then switch the insertion
|
|
|
3796 |
mode to "in cell". */
|
|
|
3797 |
$this->insertElement($token);
|
|
|
3798 |
$this->mode = self::IN_CELL;
|
|
|
3799 |
|
|
|
3800 |
/* Insert a marker at the end of the list of active formatting
|
|
|
3801 |
elements. */
|
|
|
3802 |
$this->a_formatting[] = self::MARKER;
|
|
|
3803 |
|
|
|
3804 |
/* An end tag whose tag name is "tr" */
|
|
|
3805 |
} elseif ($token['type'] === HTML5::ENDTAG && $token['name'] === 'tr') {
|
|
|
3806 |
/* If the stack of open elements does not have an element in table
|
|
|
3807 |
scope with the same tag name as the token, this is a parse error.
|
|
|
3808 |
Ignore the token. (innerHTML case) */
|
|
|
3809 |
if (!$this->elementInScope($token['name'], true)) {
|
|
|
3810 |
// Ignore.
|
|
|
3811 |
|
|
|
3812 |
/* Otherwise: */
|
|
|
3813 |
} else {
|
|
|
3814 |
/* Clear the stack back to a table row context. */
|
|
|
3815 |
$this->clearStackToTableContext($clear);
|
|
|
3816 |
|
|
|
3817 |
/* Pop the current node (which will be a tr element) from the
|
|
|
3818 |
stack of open elements. Switch the insertion mode to "in table
|
|
|
3819 |
body". */
|
|
|
3820 |
array_pop($this->stack);
|
|
|
3821 |
$this->mode = self::IN_TBODY;
|
|
|
3822 |
}
|
|
|
3823 |
|
|
|
3824 |
/* A start tag whose tag name is one of: "caption", "col", "colgroup",
|
|
|
3825 |
"tbody", "tfoot", "thead", "tr" or an end tag whose tag name is "table" */
|
|
|
3826 |
} elseif ($token['type'] === HTML5::STARTTAG && in_array(
|
|
|
3827 |
$token['name'],
|
|
|
3828 |
array('caption', 'col', 'colgroup', 'tbody', 'tfoot', 'thead', 'tr')
|
|
|
3829 |
)
|
|
|
3830 |
) {
|
|
|
3831 |
/* Act as if an end tag with the tag name "tr" had been seen, then,
|
|
|
3832 |
if that token wasn't ignored, reprocess the current token. */
|
|
|
3833 |
$this->inRow(
|
|
|
3834 |
array(
|
|
|
3835 |
'name' => 'tr',
|
|
|
3836 |
'type' => HTML5::ENDTAG
|
|
|
3837 |
)
|
|
|
3838 |
);
|
|
|
3839 |
|
|
|
3840 |
return $this->inCell($token);
|
|
|
3841 |
|
|
|
3842 |
/* An end tag whose tag name is one of: "tbody", "tfoot", "thead" */
|
|
|
3843 |
} elseif ($token['type'] === HTML5::ENDTAG &&
|
|
|
3844 |
in_array($token['name'], array('tbody', 'tfoot', 'thead'))
|
|
|
3845 |
) {
|
|
|
3846 |
/* If the stack of open elements does not have an element in table
|
|
|
3847 |
scope with the same tag name as the token, this is a parse error.
|
|
|
3848 |
Ignore the token. */
|
|
|
3849 |
if (!$this->elementInScope($token['name'], true)) {
|
|
|
3850 |
// Ignore.
|
|
|
3851 |
|
|
|
3852 |
/* Otherwise: */
|
|
|
3853 |
} else {
|
|
|
3854 |
/* Otherwise, act as if an end tag with the tag name "tr" had
|
|
|
3855 |
been seen, then reprocess the current token. */
|
|
|
3856 |
$this->inRow(
|
|
|
3857 |
array(
|
|
|
3858 |
'name' => 'tr',
|
|
|
3859 |
'type' => HTML5::ENDTAG
|
|
|
3860 |
)
|
|
|
3861 |
);
|
|
|
3862 |
|
|
|
3863 |
return $this->inCell($token);
|
|
|
3864 |
}
|
|
|
3865 |
|
|
|
3866 |
/* An end tag whose tag name is one of: "body", "caption", "col",
|
|
|
3867 |
"colgroup", "html", "td", "th" */
|
|
|
3868 |
} elseif ($token['type'] === HTML5::ENDTAG && in_array(
|
|
|
3869 |
$token['name'],
|
|
|
3870 |
array('body', 'caption', 'col', 'colgroup', 'html', 'td', 'th', 'tr')
|
|
|
3871 |
)
|
|
|
3872 |
) {
|
|
|
3873 |
/* Parse error. Ignore the token. */
|
|
|
3874 |
|
|
|
3875 |
/* Anything else */
|
|
|
3876 |
} else {
|
|
|
3877 |
/* Process the token as if the insertion mode was "in table". */
|
|
|
3878 |
$this->inTable($token);
|
|
|
3879 |
}
|
|
|
3880 |
}
|
|
|
3881 |
|
|
|
3882 |
private function inCell($token)
|
|
|
3883 |
{
|
|
|
3884 |
/* An end tag whose tag name is one of: "td", "th" */
|
|
|
3885 |
if ($token['type'] === HTML5::ENDTAG &&
|
|
|
3886 |
($token['name'] === 'td' || $token['name'] === 'th')
|
|
|
3887 |
) {
|
|
|
3888 |
/* If the stack of open elements does not have an element in table
|
|
|
3889 |
scope with the same tag name as that of the token, then this is a
|
|
|
3890 |
parse error and the token must be ignored. */
|
|
|
3891 |
if (!$this->elementInScope($token['name'], true)) {
|
|
|
3892 |
// Ignore.
|
|
|
3893 |
|
|
|
3894 |
/* Otherwise: */
|
|
|
3895 |
} else {
|
|
|
3896 |
/* Generate implied end tags, except for elements with the same
|
|
|
3897 |
tag name as the token. */
|
|
|
3898 |
$this->generateImpliedEndTags(array($token['name']));
|
|
|
3899 |
|
|
|
3900 |
/* Now, if the current node is not an element with the same tag
|
|
|
3901 |
name as the token, then this is a parse error. */
|
|
|
3902 |
// k
|
|
|
3903 |
|
|
|
3904 |
/* Pop elements from this stack until an element with the same
|
|
|
3905 |
tag name as the token has been popped from the stack. */
|
|
|
3906 |
while (true) {
|
|
|
3907 |
$node = end($this->stack)->nodeName;
|
|
|
3908 |
array_pop($this->stack);
|
|
|
3909 |
|
|
|
3910 |
if ($node === $token['name']) {
|
|
|
3911 |
break;
|
|
|
3912 |
}
|
|
|
3913 |
}
|
|
|
3914 |
|
|
|
3915 |
/* Clear the list of active formatting elements up to the last
|
|
|
3916 |
marker. */
|
|
|
3917 |
$this->clearTheActiveFormattingElementsUpToTheLastMarker();
|
|
|
3918 |
|
|
|
3919 |
/* Switch the insertion mode to "in row". (The current node
|
|
|
3920 |
will be a tr element at this point.) */
|
|
|
3921 |
$this->mode = self::IN_ROW;
|
|
|
3922 |
}
|
|
|
3923 |
|
|
|
3924 |
/* A start tag whose tag name is one of: "caption", "col", "colgroup",
|
|
|
3925 |
"tbody", "td", "tfoot", "th", "thead", "tr" */
|
|
|
3926 |
} elseif ($token['type'] === HTML5::STARTTAG && in_array(
|
|
|
3927 |
$token['name'],
|
|
|
3928 |
array(
|
|
|
3929 |
'caption',
|
|
|
3930 |
'col',
|
|
|
3931 |
'colgroup',
|
|
|
3932 |
'tbody',
|
|
|
3933 |
'td',
|
|
|
3934 |
'tfoot',
|
|
|
3935 |
'th',
|
|
|
3936 |
'thead',
|
|
|
3937 |
'tr'
|
|
|
3938 |
)
|
|
|
3939 |
)
|
|
|
3940 |
) {
|
|
|
3941 |
/* If the stack of open elements does not have a td or th element
|
|
|
3942 |
in table scope, then this is a parse error; ignore the token.
|
|
|
3943 |
(innerHTML case) */
|
|
|
3944 |
if (!$this->elementInScope(array('td', 'th'), true)) {
|
|
|
3945 |
// Ignore.
|
|
|
3946 |
|
|
|
3947 |
/* Otherwise, close the cell (see below) and reprocess the current
|
|
|
3948 |
token. */
|
|
|
3949 |
} else {
|
|
|
3950 |
$this->closeCell();
|
|
|
3951 |
return $this->inRow($token);
|
|
|
3952 |
}
|
|
|
3953 |
|
|
|
3954 |
/* A start tag whose tag name is one of: "caption", "col", "colgroup",
|
|
|
3955 |
"tbody", "td", "tfoot", "th", "thead", "tr" */
|
|
|
3956 |
} elseif ($token['type'] === HTML5::STARTTAG && in_array(
|
|
|
3957 |
$token['name'],
|
|
|
3958 |
array(
|
|
|
3959 |
'caption',
|
|
|
3960 |
'col',
|
|
|
3961 |
'colgroup',
|
|
|
3962 |
'tbody',
|
|
|
3963 |
'td',
|
|
|
3964 |
'tfoot',
|
|
|
3965 |
'th',
|
|
|
3966 |
'thead',
|
|
|
3967 |
'tr'
|
|
|
3968 |
)
|
|
|
3969 |
)
|
|
|
3970 |
) {
|
|
|
3971 |
/* If the stack of open elements does not have a td or th element
|
|
|
3972 |
in table scope, then this is a parse error; ignore the token.
|
|
|
3973 |
(innerHTML case) */
|
|
|
3974 |
if (!$this->elementInScope(array('td', 'th'), true)) {
|
|
|
3975 |
// Ignore.
|
|
|
3976 |
|
|
|
3977 |
/* Otherwise, close the cell (see below) and reprocess the current
|
|
|
3978 |
token. */
|
|
|
3979 |
} else {
|
|
|
3980 |
$this->closeCell();
|
|
|
3981 |
return $this->inRow($token);
|
|
|
3982 |
}
|
|
|
3983 |
|
|
|
3984 |
/* An end tag whose tag name is one of: "body", "caption", "col",
|
|
|
3985 |
"colgroup", "html" */
|
|
|
3986 |
} elseif ($token['type'] === HTML5::ENDTAG && in_array(
|
|
|
3987 |
$token['name'],
|
|
|
3988 |
array('body', 'caption', 'col', 'colgroup', 'html')
|
|
|
3989 |
)
|
|
|
3990 |
) {
|
|
|
3991 |
/* Parse error. Ignore the token. */
|
|
|
3992 |
|
|
|
3993 |
/* An end tag whose tag name is one of: "table", "tbody", "tfoot",
|
|
|
3994 |
"thead", "tr" */
|
|
|
3995 |
} elseif ($token['type'] === HTML5::ENDTAG && in_array(
|
|
|
3996 |
$token['name'],
|
|
|
3997 |
array('table', 'tbody', 'tfoot', 'thead', 'tr')
|
|
|
3998 |
)
|
|
|
3999 |
) {
|
|
|
4000 |
/* If the stack of open elements does not have an element in table
|
|
|
4001 |
scope with the same tag name as that of the token (which can only
|
|
|
4002 |
happen for "tbody", "tfoot" and "thead", or, in the innerHTML case),
|
|
|
4003 |
then this is a parse error and the token must be ignored. */
|
|
|
4004 |
if (!$this->elementInScope($token['name'], true)) {
|
|
|
4005 |
// Ignore.
|
|
|
4006 |
|
|
|
4007 |
/* Otherwise, close the cell (see below) and reprocess the current
|
|
|
4008 |
token. */
|
|
|
4009 |
} else {
|
|
|
4010 |
$this->closeCell();
|
|
|
4011 |
return $this->inRow($token);
|
|
|
4012 |
}
|
|
|
4013 |
|
|
|
4014 |
/* Anything else */
|
|
|
4015 |
} else {
|
|
|
4016 |
/* Process the token as if the insertion mode was "in body". */
|
|
|
4017 |
$this->inBody($token);
|
|
|
4018 |
}
|
|
|
4019 |
}
|
|
|
4020 |
|
|
|
4021 |
private function inSelect($token)
|
|
|
4022 |
{
|
|
|
4023 |
/* Handle the token as follows: */
|
|
|
4024 |
|
|
|
4025 |
/* A character token */
|
|
|
4026 |
if ($token['type'] === HTML5::CHARACTR) {
|
|
|
4027 |
/* Append the token's character to the current node. */
|
|
|
4028 |
$this->insertText($token['data']);
|
|
|
4029 |
|
|
|
4030 |
/* A comment token */
|
|
|
4031 |
} elseif ($token['type'] === HTML5::COMMENT) {
|
|
|
4032 |
/* Append a Comment node to the current node with the data
|
|
|
4033 |
attribute set to the data given in the comment token. */
|
|
|
4034 |
$this->insertComment($token['data']);
|
|
|
4035 |
|
|
|
4036 |
/* A start tag token whose tag name is "option" */
|
|
|
4037 |
} elseif ($token['type'] === HTML5::STARTTAG &&
|
|
|
4038 |
$token['name'] === 'option'
|
|
|
4039 |
) {
|
|
|
4040 |
/* If the current node is an option element, act as if an end tag
|
|
|
4041 |
with the tag name "option" had been seen. */
|
|
|
4042 |
if (end($this->stack)->nodeName === 'option') {
|
|
|
4043 |
$this->inSelect(
|
|
|
4044 |
array(
|
|
|
4045 |
'name' => 'option',
|
|
|
4046 |
'type' => HTML5::ENDTAG
|
|
|
4047 |
)
|
|
|
4048 |
);
|
|
|
4049 |
}
|
|
|
4050 |
|
|
|
4051 |
/* Insert an HTML element for the token. */
|
|
|
4052 |
$this->insertElement($token);
|
|
|
4053 |
|
|
|
4054 |
/* A start tag token whose tag name is "optgroup" */
|
|
|
4055 |
} elseif ($token['type'] === HTML5::STARTTAG &&
|
|
|
4056 |
$token['name'] === 'optgroup'
|
|
|
4057 |
) {
|
|
|
4058 |
/* If the current node is an option element, act as if an end tag
|
|
|
4059 |
with the tag name "option" had been seen. */
|
|
|
4060 |
if (end($this->stack)->nodeName === 'option') {
|
|
|
4061 |
$this->inSelect(
|
|
|
4062 |
array(
|
|
|
4063 |
'name' => 'option',
|
|
|
4064 |
'type' => HTML5::ENDTAG
|
|
|
4065 |
)
|
|
|
4066 |
);
|
|
|
4067 |
}
|
|
|
4068 |
|
|
|
4069 |
/* If the current node is an optgroup element, act as if an end tag
|
|
|
4070 |
with the tag name "optgroup" had been seen. */
|
|
|
4071 |
if (end($this->stack)->nodeName === 'optgroup') {
|
|
|
4072 |
$this->inSelect(
|
|
|
4073 |
array(
|
|
|
4074 |
'name' => 'optgroup',
|
|
|
4075 |
'type' => HTML5::ENDTAG
|
|
|
4076 |
)
|
|
|
4077 |
);
|
|
|
4078 |
}
|
|
|
4079 |
|
|
|
4080 |
/* Insert an HTML element for the token. */
|
|
|
4081 |
$this->insertElement($token);
|
|
|
4082 |
|
|
|
4083 |
/* An end tag token whose tag name is "optgroup" */
|
|
|
4084 |
} elseif ($token['type'] === HTML5::ENDTAG &&
|
|
|
4085 |
$token['name'] === 'optgroup'
|
|
|
4086 |
) {
|
|
|
4087 |
/* First, if the current node is an option element, and the node
|
|
|
4088 |
immediately before it in the stack of open elements is an optgroup
|
|
|
4089 |
element, then act as if an end tag with the tag name "option" had
|
|
|
4090 |
been seen. */
|
|
|
4091 |
$elements_in_stack = count($this->stack);
|
|
|
4092 |
|
|
|
4093 |
if ($this->stack[$elements_in_stack - 1]->nodeName === 'option' &&
|
|
|
4094 |
$this->stack[$elements_in_stack - 2]->nodeName === 'optgroup'
|
|
|
4095 |
) {
|
|
|
4096 |
$this->inSelect(
|
|
|
4097 |
array(
|
|
|
4098 |
'name' => 'option',
|
|
|
4099 |
'type' => HTML5::ENDTAG
|
|
|
4100 |
)
|
|
|
4101 |
);
|
|
|
4102 |
}
|
|
|
4103 |
|
|
|
4104 |
/* If the current node is an optgroup element, then pop that node
|
|
|
4105 |
from the stack of open elements. Otherwise, this is a parse error,
|
|
|
4106 |
ignore the token. */
|
|
|
4107 |
if ($this->stack[$elements_in_stack - 1] === 'optgroup') {
|
|
|
4108 |
array_pop($this->stack);
|
|
|
4109 |
}
|
|
|
4110 |
|
|
|
4111 |
/* An end tag token whose tag name is "option" */
|
|
|
4112 |
} elseif ($token['type'] === HTML5::ENDTAG &&
|
|
|
4113 |
$token['name'] === 'option'
|
|
|
4114 |
) {
|
|
|
4115 |
/* If the current node is an option element, then pop that node
|
|
|
4116 |
from the stack of open elements. Otherwise, this is a parse error,
|
|
|
4117 |
ignore the token. */
|
|
|
4118 |
if (end($this->stack)->nodeName === 'option') {
|
|
|
4119 |
array_pop($this->stack);
|
|
|
4120 |
}
|
|
|
4121 |
|
|
|
4122 |
/* An end tag whose tag name is "select" */
|
|
|
4123 |
} elseif ($token['type'] === HTML5::ENDTAG &&
|
|
|
4124 |
$token['name'] === 'select'
|
|
|
4125 |
) {
|
|
|
4126 |
/* If the stack of open elements does not have an element in table
|
|
|
4127 |
scope with the same tag name as the token, this is a parse error.
|
|
|
4128 |
Ignore the token. (innerHTML case) */
|
|
|
4129 |
if (!$this->elementInScope($token['name'], true)) {
|
|
|
4130 |
// w/e
|
|
|
4131 |
|
|
|
4132 |
/* Otherwise: */
|
|
|
4133 |
} else {
|
|
|
4134 |
/* Pop elements from the stack of open elements until a select
|
|
|
4135 |
element has been popped from the stack. */
|
|
|
4136 |
while (true) {
|
|
|
4137 |
$current = end($this->stack)->nodeName;
|
|
|
4138 |
array_pop($this->stack);
|
|
|
4139 |
|
|
|
4140 |
if ($current === 'select') {
|
|
|
4141 |
break;
|
|
|
4142 |
}
|
|
|
4143 |
}
|
|
|
4144 |
|
|
|
4145 |
/* Reset the insertion mode appropriately. */
|
|
|
4146 |
$this->resetInsertionMode();
|
|
|
4147 |
}
|
|
|
4148 |
|
|
|
4149 |
/* A start tag whose tag name is "select" */
|
|
|
4150 |
} elseif ($token['name'] === 'select' &&
|
|
|
4151 |
$token['type'] === HTML5::STARTTAG
|
|
|
4152 |
) {
|
|
|
4153 |
/* Parse error. Act as if the token had been an end tag with the
|
|
|
4154 |
tag name "select" instead. */
|
|
|
4155 |
$this->inSelect(
|
|
|
4156 |
array(
|
|
|
4157 |
'name' => 'select',
|
|
|
4158 |
'type' => HTML5::ENDTAG
|
|
|
4159 |
)
|
|
|
4160 |
);
|
|
|
4161 |
|
|
|
4162 |
/* An end tag whose tag name is one of: "caption", "table", "tbody",
|
|
|
4163 |
"tfoot", "thead", "tr", "td", "th" */
|
|
|
4164 |
} elseif (in_array(
|
|
|
4165 |
$token['name'],
|
|
|
4166 |
array(
|
|
|
4167 |
'caption',
|
|
|
4168 |
'table',
|
|
|
4169 |
'tbody',
|
|
|
4170 |
'tfoot',
|
|
|
4171 |
'thead',
|
|
|
4172 |
'tr',
|
|
|
4173 |
'td',
|
|
|
4174 |
'th'
|
|
|
4175 |
)
|
|
|
4176 |
) && $token['type'] === HTML5::ENDTAG
|
|
|
4177 |
) {
|
|
|
4178 |
/* Parse error. */
|
|
|
4179 |
// w/e
|
|
|
4180 |
|
|
|
4181 |
/* If the stack of open elements has an element in table scope with
|
|
|
4182 |
the same tag name as that of the token, then act as if an end tag
|
|
|
4183 |
with the tag name "select" had been seen, and reprocess the token.
|
|
|
4184 |
Otherwise, ignore the token. */
|
|
|
4185 |
if ($this->elementInScope($token['name'], true)) {
|
|
|
4186 |
$this->inSelect(
|
|
|
4187 |
array(
|
|
|
4188 |
'name' => 'select',
|
|
|
4189 |
'type' => HTML5::ENDTAG
|
|
|
4190 |
)
|
|
|
4191 |
);
|
|
|
4192 |
|
|
|
4193 |
$this->mainPhase($token);
|
|
|
4194 |
}
|
|
|
4195 |
|
|
|
4196 |
/* Anything else */
|
|
|
4197 |
} else {
|
|
|
4198 |
/* Parse error. Ignore the token. */
|
|
|
4199 |
}
|
|
|
4200 |
}
|
|
|
4201 |
|
|
|
4202 |
private function afterBody($token)
|
|
|
4203 |
{
|
|
|
4204 |
/* Handle the token as follows: */
|
|
|
4205 |
|
|
|
4206 |
/* A character token that is one of one of U+0009 CHARACTER TABULATION,
|
|
|
4207 |
U+000A LINE FEED (LF), U+000B LINE TABULATION, U+000C FORM FEED (FF),
|
|
|
4208 |
or U+0020 SPACE */
|
|
|
4209 |
if ($token['type'] === HTML5::CHARACTR &&
|
|
|
4210 |
preg_match('/^[\t\n\x0b\x0c ]+$/', $token['data'])
|
|
|
4211 |
) {
|
|
|
4212 |
/* Process the token as it would be processed if the insertion mode
|
|
|
4213 |
was "in body". */
|
|
|
4214 |
$this->inBody($token);
|
|
|
4215 |
|
|
|
4216 |
/* A comment token */
|
|
|
4217 |
} elseif ($token['type'] === HTML5::COMMENT) {
|
|
|
4218 |
/* Append a Comment node to the first element in the stack of open
|
|
|
4219 |
elements (the html element), with the data attribute set to the
|
|
|
4220 |
data given in the comment token. */
|
|
|
4221 |
$comment = $this->dom->createComment($token['data']);
|
|
|
4222 |
$this->stack[0]->appendChild($comment);
|
|
|
4223 |
|
|
|
4224 |
/* An end tag with the tag name "html" */
|
|
|
4225 |
} elseif ($token['type'] === HTML5::ENDTAG && $token['name'] === 'html') {
|
|
|
4226 |
/* If the parser was originally created in order to handle the
|
|
|
4227 |
setting of an element's innerHTML attribute, this is a parse error;
|
|
|
4228 |
ignore the token. (The element will be an html element in this
|
|
|
4229 |
case.) (innerHTML case) */
|
|
|
4230 |
|
|
|
4231 |
/* Otherwise, switch to the trailing end phase. */
|
|
|
4232 |
$this->phase = self::END_PHASE;
|
|
|
4233 |
|
|
|
4234 |
/* Anything else */
|
|
|
4235 |
} else {
|
|
|
4236 |
/* Parse error. Set the insertion mode to "in body" and reprocess
|
|
|
4237 |
the token. */
|
|
|
4238 |
$this->mode = self::IN_BODY;
|
|
|
4239 |
return $this->inBody($token);
|
|
|
4240 |
}
|
|
|
4241 |
}
|
|
|
4242 |
|
|
|
4243 |
private function inFrameset($token)
|
|
|
4244 |
{
|
|
|
4245 |
/* Handle the token as follows: */
|
|
|
4246 |
|
|
|
4247 |
/* A character token that is one of one of U+0009 CHARACTER TABULATION,
|
|
|
4248 |
U+000A LINE FEED (LF), U+000B LINE TABULATION, U+000C FORM FEED (FF),
|
|
|
4249 |
U+000D CARRIAGE RETURN (CR), or U+0020 SPACE */
|
|
|
4250 |
if ($token['type'] === HTML5::CHARACTR &&
|
|
|
4251 |
preg_match('/^[\t\n\x0b\x0c ]+$/', $token['data'])
|
|
|
4252 |
) {
|
|
|
4253 |
/* Append the character to the current node. */
|
|
|
4254 |
$this->insertText($token['data']);
|
|
|
4255 |
|
|
|
4256 |
/* A comment token */
|
|
|
4257 |
} elseif ($token['type'] === HTML5::COMMENT) {
|
|
|
4258 |
/* Append a Comment node to the current node with the data
|
|
|
4259 |
attribute set to the data given in the comment token. */
|
|
|
4260 |
$this->insertComment($token['data']);
|
|
|
4261 |
|
|
|
4262 |
/* A start tag with the tag name "frameset" */
|
|
|
4263 |
} elseif ($token['name'] === 'frameset' &&
|
|
|
4264 |
$token['type'] === HTML5::STARTTAG
|
|
|
4265 |
) {
|
|
|
4266 |
$this->insertElement($token);
|
|
|
4267 |
|
|
|
4268 |
/* An end tag with the tag name "frameset" */
|
|
|
4269 |
} elseif ($token['name'] === 'frameset' &&
|
|
|
4270 |
$token['type'] === HTML5::ENDTAG
|
|
|
4271 |
) {
|
|
|
4272 |
/* If the current node is the root html element, then this is a
|
|
|
4273 |
parse error; ignore the token. (innerHTML case) */
|
|
|
4274 |
if (end($this->stack)->nodeName === 'html') {
|
|
|
4275 |
// Ignore
|
|
|
4276 |
|
|
|
4277 |
} else {
|
|
|
4278 |
/* Otherwise, pop the current node from the stack of open
|
|
|
4279 |
elements. */
|
|
|
4280 |
array_pop($this->stack);
|
|
|
4281 |
|
|
|
4282 |
/* If the parser was not originally created in order to handle
|
|
|
4283 |
the setting of an element's innerHTML attribute (innerHTML case),
|
|
|
4284 |
and the current node is no longer a frameset element, then change
|
|
|
4285 |
the insertion mode to "after frameset". */
|
|
|
4286 |
$this->mode = self::AFTR_FRAME;
|
|
|
4287 |
}
|
|
|
4288 |
|
|
|
4289 |
/* A start tag with the tag name "frame" */
|
|
|
4290 |
} elseif ($token['name'] === 'frame' &&
|
|
|
4291 |
$token['type'] === HTML5::STARTTAG
|
|
|
4292 |
) {
|
|
|
4293 |
/* Insert an HTML element for the token. */
|
|
|
4294 |
$this->insertElement($token);
|
|
|
4295 |
|
|
|
4296 |
/* Immediately pop the current node off the stack of open elements. */
|
|
|
4297 |
array_pop($this->stack);
|
|
|
4298 |
|
|
|
4299 |
/* A start tag with the tag name "noframes" */
|
|
|
4300 |
} elseif ($token['name'] === 'noframes' &&
|
|
|
4301 |
$token['type'] === HTML5::STARTTAG
|
|
|
4302 |
) {
|
|
|
4303 |
/* Process the token as if the insertion mode had been "in body". */
|
|
|
4304 |
$this->inBody($token);
|
|
|
4305 |
|
|
|
4306 |
/* Anything else */
|
|
|
4307 |
} else {
|
|
|
4308 |
/* Parse error. Ignore the token. */
|
|
|
4309 |
}
|
|
|
4310 |
}
|
|
|
4311 |
|
|
|
4312 |
private function afterFrameset($token)
|
|
|
4313 |
{
|
|
|
4314 |
/* Handle the token as follows: */
|
|
|
4315 |
|
|
|
4316 |
/* A character token that is one of one of U+0009 CHARACTER TABULATION,
|
|
|
4317 |
U+000A LINE FEED (LF), U+000B LINE TABULATION, U+000C FORM FEED (FF),
|
|
|
4318 |
U+000D CARRIAGE RETURN (CR), or U+0020 SPACE */
|
|
|
4319 |
if ($token['type'] === HTML5::CHARACTR &&
|
|
|
4320 |
preg_match('/^[\t\n\x0b\x0c ]+$/', $token['data'])
|
|
|
4321 |
) {
|
|
|
4322 |
/* Append the character to the current node. */
|
|
|
4323 |
$this->insertText($token['data']);
|
|
|
4324 |
|
|
|
4325 |
/* A comment token */
|
|
|
4326 |
} elseif ($token['type'] === HTML5::COMMENT) {
|
|
|
4327 |
/* Append a Comment node to the current node with the data
|
|
|
4328 |
attribute set to the data given in the comment token. */
|
|
|
4329 |
$this->insertComment($token['data']);
|
|
|
4330 |
|
|
|
4331 |
/* An end tag with the tag name "html" */
|
|
|
4332 |
} elseif ($token['name'] === 'html' &&
|
|
|
4333 |
$token['type'] === HTML5::ENDTAG
|
|
|
4334 |
) {
|
|
|
4335 |
/* Switch to the trailing end phase. */
|
|
|
4336 |
$this->phase = self::END_PHASE;
|
|
|
4337 |
|
|
|
4338 |
/* A start tag with the tag name "noframes" */
|
|
|
4339 |
} elseif ($token['name'] === 'noframes' &&
|
|
|
4340 |
$token['type'] === HTML5::STARTTAG
|
|
|
4341 |
) {
|
|
|
4342 |
/* Process the token as if the insertion mode had been "in body". */
|
|
|
4343 |
$this->inBody($token);
|
|
|
4344 |
|
|
|
4345 |
/* Anything else */
|
|
|
4346 |
} else {
|
|
|
4347 |
/* Parse error. Ignore the token. */
|
|
|
4348 |
}
|
|
|
4349 |
}
|
|
|
4350 |
|
|
|
4351 |
private function trailingEndPhase($token)
|
|
|
4352 |
{
|
|
|
4353 |
/* After the main phase, as each token is emitted from the tokenisation
|
|
|
4354 |
stage, it must be processed as described in this section. */
|
|
|
4355 |
|
|
|
4356 |
/* A DOCTYPE token */
|
|
|
4357 |
if ($token['type'] === HTML5::DOCTYPE) {
|
|
|
4358 |
// Parse error. Ignore the token.
|
|
|
4359 |
|
|
|
4360 |
/* A comment token */
|
|
|
4361 |
} elseif ($token['type'] === HTML5::COMMENT) {
|
|
|
4362 |
/* Append a Comment node to the Document object with the data
|
|
|
4363 |
attribute set to the data given in the comment token. */
|
|
|
4364 |
$comment = $this->dom->createComment($token['data']);
|
|
|
4365 |
$this->dom->appendChild($comment);
|
|
|
4366 |
|
|
|
4367 |
/* A character token that is one of one of U+0009 CHARACTER TABULATION,
|
|
|
4368 |
U+000A LINE FEED (LF), U+000B LINE TABULATION, U+000C FORM FEED (FF),
|
|
|
4369 |
or U+0020 SPACE */
|
|
|
4370 |
} elseif ($token['type'] === HTML5::CHARACTR &&
|
|
|
4371 |
preg_match('/^[\t\n\x0b\x0c ]+$/', $token['data'])
|
|
|
4372 |
) {
|
|
|
4373 |
/* Process the token as it would be processed in the main phase. */
|
|
|
4374 |
$this->mainPhase($token);
|
|
|
4375 |
|
|
|
4376 |
/* A character token that is not one of U+0009 CHARACTER TABULATION,
|
|
|
4377 |
U+000A LINE FEED (LF), U+000B LINE TABULATION, U+000C FORM FEED (FF),
|
|
|
4378 |
or U+0020 SPACE. Or a start tag token. Or an end tag token. */
|
|
|
4379 |
} elseif (($token['type'] === HTML5::CHARACTR &&
|
|
|
4380 |
preg_match('/^[\t\n\x0b\x0c ]+$/', $token['data'])) ||
|
|
|
4381 |
$token['type'] === HTML5::STARTTAG || $token['type'] === HTML5::ENDTAG
|
|
|
4382 |
) {
|
|
|
4383 |
/* Parse error. Switch back to the main phase and reprocess the
|
|
|
4384 |
token. */
|
|
|
4385 |
$this->phase = self::MAIN_PHASE;
|
|
|
4386 |
return $this->mainPhase($token);
|
|
|
4387 |
|
|
|
4388 |
/* An end-of-file token */
|
|
|
4389 |
} elseif ($token['type'] === HTML5::EOF) {
|
|
|
4390 |
/* OMG DONE!! */
|
|
|
4391 |
}
|
|
|
4392 |
}
|
|
|
4393 |
|
|
|
4394 |
private function insertElement($token, $append = true, $check = false)
|
|
|
4395 |
{
|
|
|
4396 |
// Proprietary workaround for libxml2's limitations with tag names
|
|
|
4397 |
if ($check) {
|
|
|
4398 |
// Slightly modified HTML5 tag-name modification,
|
|
|
4399 |
// removing anything that's not an ASCII letter, digit, or hyphen
|
|
|
4400 |
$token['name'] = preg_replace('/[^a-z0-9-]/i', '', $token['name']);
|
|
|
4401 |
// Remove leading hyphens and numbers
|
|
|
4402 |
$token['name'] = ltrim($token['name'], '-0..9');
|
|
|
4403 |
// In theory, this should ever be needed, but just in case
|
|
|
4404 |
if ($token['name'] === '') {
|
|
|
4405 |
$token['name'] = 'span';
|
|
|
4406 |
} // arbitrary generic choice
|
|
|
4407 |
}
|
|
|
4408 |
|
|
|
4409 |
$el = $this->dom->createElement($token['name']);
|
|
|
4410 |
|
|
|
4411 |
foreach ($token['attr'] as $attr) {
|
|
|
4412 |
if (!$el->hasAttribute($attr['name'])) {
|
|
|
4413 |
$el->setAttribute($attr['name'], (string)$attr['value']);
|
|
|
4414 |
}
|
|
|
4415 |
}
|
|
|
4416 |
|
|
|
4417 |
$this->appendToRealParent($el);
|
|
|
4418 |
$this->stack[] = $el;
|
|
|
4419 |
|
|
|
4420 |
return $el;
|
|
|
4421 |
}
|
|
|
4422 |
|
|
|
4423 |
private function insertText($data)
|
|
|
4424 |
{
|
|
|
4425 |
$text = $this->dom->createTextNode($data);
|
|
|
4426 |
$this->appendToRealParent($text);
|
|
|
4427 |
}
|
|
|
4428 |
|
|
|
4429 |
private function insertComment($data)
|
|
|
4430 |
{
|
|
|
4431 |
$comment = $this->dom->createComment($data);
|
|
|
4432 |
$this->appendToRealParent($comment);
|
|
|
4433 |
}
|
|
|
4434 |
|
|
|
4435 |
private function appendToRealParent($node)
|
|
|
4436 |
{
|
|
|
4437 |
if ($this->foster_parent === null) {
|
|
|
4438 |
end($this->stack)->appendChild($node);
|
|
|
4439 |
|
|
|
4440 |
} elseif ($this->foster_parent !== null) {
|
|
|
4441 |
/* If the foster parent element is the parent element of the
|
|
|
4442 |
last table element in the stack of open elements, then the new
|
|
|
4443 |
node must be inserted immediately before the last table element
|
|
|
4444 |
in the stack of open elements in the foster parent element;
|
|
|
4445 |
otherwise, the new node must be appended to the foster parent
|
|
|
4446 |
element. */
|
|
|
4447 |
for ($n = count($this->stack) - 1; $n >= 0; $n--) {
|
|
|
4448 |
if ($this->stack[$n]->nodeName === 'table' &&
|
|
|
4449 |
$this->stack[$n]->parentNode !== null
|
|
|
4450 |
) {
|
|
|
4451 |
$table = $this->stack[$n];
|
|
|
4452 |
break;
|
|
|
4453 |
}
|
|
|
4454 |
}
|
|
|
4455 |
|
|
|
4456 |
if (isset($table) && $this->foster_parent->isSameNode($table->parentNode)) {
|
|
|
4457 |
$this->foster_parent->insertBefore($node, $table);
|
|
|
4458 |
} else {
|
|
|
4459 |
$this->foster_parent->appendChild($node);
|
|
|
4460 |
}
|
|
|
4461 |
|
|
|
4462 |
$this->foster_parent = null;
|
|
|
4463 |
}
|
|
|
4464 |
}
|
|
|
4465 |
|
|
|
4466 |
private function elementInScope($el, $table = false)
|
|
|
4467 |
{
|
|
|
4468 |
if (is_array($el)) {
|
|
|
4469 |
foreach ($el as $element) {
|
|
|
4470 |
if ($this->elementInScope($element, $table)) {
|
|
|
4471 |
return true;
|
|
|
4472 |
}
|
|
|
4473 |
}
|
|
|
4474 |
|
|
|
4475 |
return false;
|
|
|
4476 |
}
|
|
|
4477 |
|
|
|
4478 |
$leng = count($this->stack);
|
|
|
4479 |
|
|
|
4480 |
for ($n = 0; $n < $leng; $n++) {
|
|
|
4481 |
/* 1. Initialise node to be the current node (the bottommost node of
|
|
|
4482 |
the stack). */
|
|
|
4483 |
$node = $this->stack[$leng - 1 - $n];
|
|
|
4484 |
|
|
|
4485 |
if ($node->tagName === $el) {
|
|
|
4486 |
/* 2. If node is the target node, terminate in a match state. */
|
|
|
4487 |
return true;
|
|
|
4488 |
|
|
|
4489 |
} elseif ($node->tagName === 'table') {
|
|
|
4490 |
/* 3. Otherwise, if node is a table element, terminate in a failure
|
|
|
4491 |
state. */
|
|
|
4492 |
return false;
|
|
|
4493 |
|
|
|
4494 |
} elseif ($table === true && in_array(
|
|
|
4495 |
$node->tagName,
|
|
|
4496 |
array(
|
|
|
4497 |
'caption',
|
|
|
4498 |
'td',
|
|
|
4499 |
'th',
|
|
|
4500 |
'button',
|
|
|
4501 |
'marquee',
|
|
|
4502 |
'object'
|
|
|
4503 |
)
|
|
|
4504 |
)
|
|
|
4505 |
) {
|
|
|
4506 |
/* 4. Otherwise, if the algorithm is the "has an element in scope"
|
|
|
4507 |
variant (rather than the "has an element in table scope" variant),
|
|
|
4508 |
and node is one of the following, terminate in a failure state. */
|
|
|
4509 |
return false;
|
|
|
4510 |
|
|
|
4511 |
} elseif ($node === $node->ownerDocument->documentElement) {
|
|
|
4512 |
/* 5. Otherwise, if node is an html element (root element), terminate
|
|
|
4513 |
in a failure state. (This can only happen if the node is the topmost
|
|
|
4514 |
node of the stack of open elements, and prevents the next step from
|
|
|
4515 |
being invoked if there are no more elements in the stack.) */
|
|
|
4516 |
return false;
|
|
|
4517 |
}
|
|
|
4518 |
|
|
|
4519 |
/* Otherwise, set node to the previous entry in the stack of open
|
|
|
4520 |
elements and return to step 2. (This will never fail, since the loop
|
|
|
4521 |
will always terminate in the previous step if the top of the stack
|
|
|
4522 |
is reached.) */
|
|
|
4523 |
}
|
|
|
4524 |
}
|
|
|
4525 |
|
|
|
4526 |
private function reconstructActiveFormattingElements()
|
|
|
4527 |
{
|
|
|
4528 |
/* 1. If there are no entries in the list of active formatting elements,
|
|
|
4529 |
then there is nothing to reconstruct; stop this algorithm. */
|
|
|
4530 |
$formatting_elements = count($this->a_formatting);
|
|
|
4531 |
|
|
|
4532 |
if ($formatting_elements === 0) {
|
|
|
4533 |
return false;
|
|
|
4534 |
}
|
|
|
4535 |
|
|
|
4536 |
/* 3. Let entry be the last (most recently added) element in the list
|
|
|
4537 |
of active formatting elements. */
|
|
|
4538 |
$entry = end($this->a_formatting);
|
|
|
4539 |
|
|
|
4540 |
/* 2. If the last (most recently added) entry in the list of active
|
|
|
4541 |
formatting elements is a marker, or if it is an element that is in the
|
|
|
4542 |
stack of open elements, then there is nothing to reconstruct; stop this
|
|
|
4543 |
algorithm. */
|
|
|
4544 |
if ($entry === self::MARKER || in_array($entry, $this->stack, true)) {
|
|
|
4545 |
return false;
|
|
|
4546 |
}
|
|
|
4547 |
|
|
|
4548 |
for ($a = $formatting_elements - 1; $a >= 0; true) {
|
|
|
4549 |
/* 4. If there are no entries before entry in the list of active
|
|
|
4550 |
formatting elements, then jump to step 8. */
|
|
|
4551 |
if ($a === 0) {
|
|
|
4552 |
$step_seven = false;
|
|
|
4553 |
break;
|
|
|
4554 |
}
|
|
|
4555 |
|
|
|
4556 |
/* 5. Let entry be the entry one earlier than entry in the list of
|
|
|
4557 |
active formatting elements. */
|
|
|
4558 |
$a--;
|
|
|
4559 |
$entry = $this->a_formatting[$a];
|
|
|
4560 |
|
|
|
4561 |
/* 6. If entry is neither a marker nor an element that is also in
|
|
|
4562 |
thetack of open elements, go to step 4. */
|
|
|
4563 |
if ($entry === self::MARKER || in_array($entry, $this->stack, true)) {
|
|
|
4564 |
break;
|
|
|
4565 |
}
|
|
|
4566 |
}
|
|
|
4567 |
|
|
|
4568 |
while (true) {
|
|
|
4569 |
/* 7. Let entry be the element one later than entry in the list of
|
|
|
4570 |
active formatting elements. */
|
|
|
4571 |
if (isset($step_seven) && $step_seven === true) {
|
|
|
4572 |
$a++;
|
|
|
4573 |
$entry = $this->a_formatting[$a];
|
|
|
4574 |
}
|
|
|
4575 |
|
|
|
4576 |
/* 8. Perform a shallow clone of the element entry to obtain clone. */
|
|
|
4577 |
$clone = $entry->cloneNode();
|
|
|
4578 |
|
|
|
4579 |
/* 9. Append clone to the current node and push it onto the stack
|
|
|
4580 |
of open elements so that it is the new current node. */
|
|
|
4581 |
end($this->stack)->appendChild($clone);
|
|
|
4582 |
$this->stack[] = $clone;
|
|
|
4583 |
|
|
|
4584 |
/* 10. Replace the entry for entry in the list with an entry for
|
|
|
4585 |
clone. */
|
|
|
4586 |
$this->a_formatting[$a] = $clone;
|
|
|
4587 |
|
|
|
4588 |
/* 11. If the entry for clone in the list of active formatting
|
|
|
4589 |
elements is not the last entry in the list, return to step 7. */
|
|
|
4590 |
if (end($this->a_formatting) !== $clone) {
|
|
|
4591 |
$step_seven = true;
|
|
|
4592 |
} else {
|
|
|
4593 |
break;
|
|
|
4594 |
}
|
|
|
4595 |
}
|
|
|
4596 |
}
|
|
|
4597 |
|
|
|
4598 |
private function clearTheActiveFormattingElementsUpToTheLastMarker()
|
|
|
4599 |
{
|
|
|
4600 |
/* When the steps below require the UA to clear the list of active
|
|
|
4601 |
formatting elements up to the last marker, the UA must perform the
|
|
|
4602 |
following steps: */
|
|
|
4603 |
|
|
|
4604 |
while (true) {
|
|
|
4605 |
/* 1. Let entry be the last (most recently added) entry in the list
|
|
|
4606 |
of active formatting elements. */
|
|
|
4607 |
$entry = end($this->a_formatting);
|
|
|
4608 |
|
|
|
4609 |
/* 2. Remove entry from the list of active formatting elements. */
|
|
|
4610 |
array_pop($this->a_formatting);
|
|
|
4611 |
|
|
|
4612 |
/* 3. If entry was a marker, then stop the algorithm at this point.
|
|
|
4613 |
The list has been cleared up to the last marker. */
|
|
|
4614 |
if ($entry === self::MARKER) {
|
|
|
4615 |
break;
|
|
|
4616 |
}
|
|
|
4617 |
}
|
|
|
4618 |
}
|
|
|
4619 |
|
|
|
4620 |
private function generateImpliedEndTags($exclude = array())
|
|
|
4621 |
{
|
|
|
4622 |
/* When the steps below require the UA to generate implied end tags,
|
|
|
4623 |
then, if the current node is a dd element, a dt element, an li element,
|
|
|
4624 |
a p element, a td element, a th element, or a tr element, the UA must
|
|
|
4625 |
act as if an end tag with the respective tag name had been seen and
|
|
|
4626 |
then generate implied end tags again. */
|
|
|
4627 |
$node = end($this->stack);
|
|
|
4628 |
$elements = array_diff(array('dd', 'dt', 'li', 'p', 'td', 'th', 'tr'), $exclude);
|
|
|
4629 |
|
|
|
4630 |
while (in_array(end($this->stack)->nodeName, $elements)) {
|
|
|
4631 |
array_pop($this->stack);
|
|
|
4632 |
}
|
|
|
4633 |
}
|
|
|
4634 |
|
|
|
4635 |
private function getElementCategory($node)
|
|
|
4636 |
{
|
|
|
4637 |
$name = $node->tagName;
|
|
|
4638 |
if (in_array($name, $this->special)) {
|
|
|
4639 |
return self::SPECIAL;
|
|
|
4640 |
} elseif (in_array($name, $this->scoping)) {
|
|
|
4641 |
return self::SCOPING;
|
|
|
4642 |
} elseif (in_array($name, $this->formatting)) {
|
|
|
4643 |
return self::FORMATTING;
|
|
|
4644 |
} else {
|
|
|
4645 |
return self::PHRASING;
|
|
|
4646 |
}
|
|
|
4647 |
}
|
|
|
4648 |
|
|
|
4649 |
private function clearStackToTableContext($elements)
|
|
|
4650 |
{
|
|
|
4651 |
/* When the steps above require the UA to clear the stack back to a
|
|
|
4652 |
table context, it means that the UA must, while the current node is not
|
|
|
4653 |
a table element or an html element, pop elements from the stack of open
|
|
|
4654 |
elements. If this causes any elements to be popped from the stack, then
|
|
|
4655 |
this is a parse error. */
|
|
|
4656 |
while (true) {
|
|
|
4657 |
$node = end($this->stack)->nodeName;
|
|
|
4658 |
|
|
|
4659 |
if (in_array($node, $elements)) {
|
|
|
4660 |
break;
|
|
|
4661 |
} else {
|
|
|
4662 |
array_pop($this->stack);
|
|
|
4663 |
}
|
|
|
4664 |
}
|
|
|
4665 |
}
|
|
|
4666 |
|
|
|
4667 |
private function resetInsertionMode()
|
|
|
4668 |
{
|
|
|
4669 |
/* 1. Let last be false. */
|
|
|
4670 |
$last = false;
|
|
|
4671 |
$leng = count($this->stack);
|
|
|
4672 |
|
|
|
4673 |
for ($n = $leng - 1; $n >= 0; $n--) {
|
|
|
4674 |
/* 2. Let node be the last node in the stack of open elements. */
|
|
|
4675 |
$node = $this->stack[$n];
|
|
|
4676 |
|
|
|
4677 |
/* 3. If node is the first node in the stack of open elements, then
|
|
|
4678 |
set last to true. If the element whose innerHTML attribute is being
|
|
|
4679 |
set is neither a td element nor a th element, then set node to the
|
|
|
4680 |
element whose innerHTML attribute is being set. (innerHTML case) */
|
|
|
4681 |
if ($this->stack[0]->isSameNode($node)) {
|
|
|
4682 |
$last = true;
|
|
|
4683 |
}
|
|
|
4684 |
|
|
|
4685 |
/* 4. If node is a select element, then switch the insertion mode to
|
|
|
4686 |
"in select" and abort these steps. (innerHTML case) */
|
|
|
4687 |
if ($node->nodeName === 'select') {
|
|
|
4688 |
$this->mode = self::IN_SELECT;
|
|
|
4689 |
break;
|
|
|
4690 |
|
|
|
4691 |
/* 5. If node is a td or th element, then switch the insertion mode
|
|
|
4692 |
to "in cell" and abort these steps. */
|
|
|
4693 |
} elseif ($node->nodeName === 'td' || $node->nodeName === 'th') {
|
|
|
4694 |
$this->mode = self::IN_CELL;
|
|
|
4695 |
break;
|
|
|
4696 |
|
|
|
4697 |
/* 6. If node is a tr element, then switch the insertion mode to
|
|
|
4698 |
"in row" and abort these steps. */
|
|
|
4699 |
} elseif ($node->nodeName === 'tr') {
|
|
|
4700 |
$this->mode = self::IN_ROW;
|
|
|
4701 |
break;
|
|
|
4702 |
|
|
|
4703 |
/* 7. If node is a tbody, thead, or tfoot element, then switch the
|
|
|
4704 |
insertion mode to "in table body" and abort these steps. */
|
|
|
4705 |
} elseif (in_array($node->nodeName, array('tbody', 'thead', 'tfoot'))) {
|
|
|
4706 |
$this->mode = self::IN_TBODY;
|
|
|
4707 |
break;
|
|
|
4708 |
|
|
|
4709 |
/* 8. If node is a caption element, then switch the insertion mode
|
|
|
4710 |
to "in caption" and abort these steps. */
|
|
|
4711 |
} elseif ($node->nodeName === 'caption') {
|
|
|
4712 |
$this->mode = self::IN_CAPTION;
|
|
|
4713 |
break;
|
|
|
4714 |
|
|
|
4715 |
/* 9. If node is a colgroup element, then switch the insertion mode
|
|
|
4716 |
to "in column group" and abort these steps. (innerHTML case) */
|
|
|
4717 |
} elseif ($node->nodeName === 'colgroup') {
|
|
|
4718 |
$this->mode = self::IN_CGROUP;
|
|
|
4719 |
break;
|
|
|
4720 |
|
|
|
4721 |
/* 10. If node is a table element, then switch the insertion mode
|
|
|
4722 |
to "in table" and abort these steps. */
|
|
|
4723 |
} elseif ($node->nodeName === 'table') {
|
|
|
4724 |
$this->mode = self::IN_TABLE;
|
|
|
4725 |
break;
|
|
|
4726 |
|
|
|
4727 |
/* 11. If node is a head element, then switch the insertion mode
|
|
|
4728 |
to "in body" ("in body"! not "in head"!) and abort these steps.
|
|
|
4729 |
(innerHTML case) */
|
|
|
4730 |
} elseif ($node->nodeName === 'head') {
|
|
|
4731 |
$this->mode = self::IN_BODY;
|
|
|
4732 |
break;
|
|
|
4733 |
|
|
|
4734 |
/* 12. If node is a body element, then switch the insertion mode to
|
|
|
4735 |
"in body" and abort these steps. */
|
|
|
4736 |
} elseif ($node->nodeName === 'body') {
|
|
|
4737 |
$this->mode = self::IN_BODY;
|
|
|
4738 |
break;
|
|
|
4739 |
|
|
|
4740 |
/* 13. If node is a frameset element, then switch the insertion
|
|
|
4741 |
mode to "in frameset" and abort these steps. (innerHTML case) */
|
|
|
4742 |
} elseif ($node->nodeName === 'frameset') {
|
|
|
4743 |
$this->mode = self::IN_FRAME;
|
|
|
4744 |
break;
|
|
|
4745 |
|
|
|
4746 |
/* 14. If node is an html element, then: if the head element
|
|
|
4747 |
pointer is null, switch the insertion mode to "before head",
|
|
|
4748 |
otherwise, switch the insertion mode to "after head". In either
|
|
|
4749 |
case, abort these steps. (innerHTML case) */
|
|
|
4750 |
} elseif ($node->nodeName === 'html') {
|
|
|
4751 |
$this->mode = ($this->head_pointer === null)
|
|
|
4752 |
? self::BEFOR_HEAD
|
|
|
4753 |
: self::AFTER_HEAD;
|
|
|
4754 |
|
|
|
4755 |
break;
|
|
|
4756 |
|
|
|
4757 |
/* 15. If last is true, then set the insertion mode to "in body"
|
|
|
4758 |
and abort these steps. (innerHTML case) */
|
|
|
4759 |
} elseif ($last) {
|
|
|
4760 |
$this->mode = self::IN_BODY;
|
|
|
4761 |
break;
|
|
|
4762 |
}
|
|
|
4763 |
}
|
|
|
4764 |
}
|
|
|
4765 |
|
|
|
4766 |
private function closeCell()
|
|
|
4767 |
{
|
|
|
4768 |
/* If the stack of open elements has a td or th element in table scope,
|
|
|
4769 |
then act as if an end tag token with that tag name had been seen. */
|
|
|
4770 |
foreach (array('td', 'th') as $cell) {
|
|
|
4771 |
if ($this->elementInScope($cell, true)) {
|
|
|
4772 |
$this->inCell(
|
|
|
4773 |
array(
|
|
|
4774 |
'name' => $cell,
|
|
|
4775 |
'type' => HTML5::ENDTAG
|
|
|
4776 |
)
|
|
|
4777 |
);
|
|
|
4778 |
|
|
|
4779 |
break;
|
|
|
4780 |
}
|
|
|
4781 |
}
|
|
|
4782 |
}
|
|
|
4783 |
|
|
|
4784 |
public function save()
|
|
|
4785 |
{
|
|
|
4786 |
return $this->dom;
|
|
|
4787 |
}
|
|
|
4788 |
}
|