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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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'lt', |
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'macr;', |
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'macr', |
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'mdash;', |
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'micro;', |
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'micro', |
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'middot;', |
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'middot', |
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'minus;', |
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'mu;', |
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'nabla;', |
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'nbsp;', |
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'nbsp', |
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'ndash;', |
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'ne;', |
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'ni;', |
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'not;', |
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'not', |
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'notin;', |
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'nsub;', |
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'ntilde;', |
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'ntilde', |
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'nu;', |
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'oacute;', |
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'oacute', |
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'ocirc;', |
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'ocirc', |
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'oelig;', |
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'ograve;', |
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'ograve', |
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'oline;', |
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'omega;', |
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'omicron;', |
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'oplus;', |
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'or;', |
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'ordf;', |
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'ordf', |
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'ordm;', |
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'ordm', |
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'oslash;', |
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'oslash', |
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'otilde;', |
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'otilde', |
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'otimes;', |
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'ouml;', |
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'ouml', |
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'para;', |
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'para', |
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'part;', |
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'permil;', |
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'perp;', |
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'phi;', |
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'pi;', |
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'piv;', |
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'plusmn;', |
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'plusmn', |
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'pound;', |
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'pound', |
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'prime;', |
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'prod;', |
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'prop;', |
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'psi;', |
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'quot;', |
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'quot', |
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'rArr;', |
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'radic;', |
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'rang;', |
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'raquo;', |
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'raquo', |
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'rarr;', |
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'rceil;', |
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'rdquo;', |
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'real;', |
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'reg;', |
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'reg', |
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'rfloor;', |
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'rho;', |
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'rlm;', |
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'rsaquo;', |
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'rsquo;', |
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'sbquo;', |
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'scaron;', |
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'sdot;', |
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'sect;', |
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'sect', |
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'shy;', |
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'shy', |
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'sigma;', |
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'sigmaf;', |
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'sim;', |
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'spades;', |
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'sub;', |
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'sube;', |
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'sum;', |
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'sup1;', |
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'sup1', |
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'sup2;', |
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'sup2', |
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'sup3;', |
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'sup3', |
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|
|
'sup;', |
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
|
|
|
} |
4789
|
|
|
|