/**

 * @license Copyright (c) 2003-2013, CKSource - Frederico Knabben. All rights reserved.

 * For licensing, see LICENSE.md or http://ckeditor.com/license

 */



/**

 * @fileOverview Defines the {@link CKEDITOR.dtd} object, which holds the DTD

 *		mapping for XHTML 1.0 Transitional. This file was automatically

 *		generated from the file: xhtml1-transitional.dtd.

 */



/**

 * Holds and object representation of the HTML DTD to be used by the

 * editor in its internal operations.

 *

 * Each element in the DTD is represented by a property in this object. Each

 * property contains the list of elements that can be contained by the element.

 * Text is represented by the `#` property.

 *

 * Several special grouping properties are also available. Their names start

 * with the `$` character.

 *

 *		// Check if <div> can be contained in a <p> element.

 *		alert( !!CKEDITOR.dtd[ 'p' ][ 'div' ] ); // false

 *

 *		// Check if <p> can be contained in a <div> element.

 *		alert( !!CKEDITOR.dtd[ 'div' ][ 'p' ] ); // true

 *

 *		// Check if <p> is a block element.

 *		alert( !!CKEDITOR.dtd.$block[ 'p' ] ); // true

 *

 * @class CKEDITOR.dtd

 * @singleton

 */

CKEDITOR.dtd = (function() {

	'use strict';



	var X = CKEDITOR.tools.extend,

		// Subtraction rest of sets, from the first set.

		Y = function( source, removed ) {

			var substracted = CKEDITOR.tools.clone( source );

			for ( var i = 1; i < arguments.length; i++ ) {

				removed = arguments[ i ];

				for( var name in removed )

					delete substracted[ name ];

			}

			return substracted;

		};



	// Phrasing elements.

	// P = { a:1,em:1,strong:1,small:1,abbr:1,dfn:1,i:1,b:1,s:1,u:1,code:1,'var':1,samp:1,kbd:1,sup:1,sub:1,q:1,cite:1,span:1,bdo:1,bdi:1,br:1,wbr:1,ins:1,del:1,img:1,embed:1,object:1,iframe:1,map:1,area:1,script:1,noscript:1,ruby:1,video:1,audio:1,input:1,textarea:1,select:1,button:1,label:1,output:1,keygen:1,progress:1,command:1,canvas:1,time:1,meter:1,detalist:1 },



	// Flow elements.

	// F = { a:1,p:1,hr:1,pre:1,ul:1,ol:1,dl:1,div:1,h1:1,h2:1,h3:1,h4:1,h5:1,h6:1,hgroup:1,address:1,blockquote:1,ins:1,del:1,object:1,map:1,noscript:1,section:1,nav:1,article:1,aside:1,header:1,footer:1,video:1,audio:1,figure:1,table:1,form:1,fieldset:1,menu:1,canvas:1,details:1 },



	// Text can be everywhere.

	// X( P, T );

	// Flow elements set consists of phrasing elements set.

	// X( F, P );



	var P = {}, F = {},

		// Intersection of flow elements set and phrasing elements set.

		PF = { a:1,abbr:1,area:1,audio:1,b:1,bdi:1,bdo:1,br:1,button:1,canvas:1,cite:1,code:1,command:1,datalist:1,del:1,dfn:1,em:1,embed:1,i:1,iframe:1,img:1,input:1,ins:1,kbd:1,keygen:1,label:1,map:1,mark:1,meter:1,noscript:1,object:1,output:1,progress:1,q:1,ruby:1,s:1,samp:1,script:1,select:1,small:1,span:1,strong:1,sub:1,sup:1,textarea:1,time:1,u:1,'var':1,video:1,wbr:1 },

		// F - PF (Flow Only).

		FO = { address:1,article:1,aside:1,blockquote:1,details:1,div:1,dl:1,fieldset:1,figure:1,footer:1,form:1,h1:1,h2:1,h3:1,h4:1,h5:1,h6:1,header:1,hgroup:1,hr:1,menu:1,nav:1,ol:1,p:1,pre:1,section:1,table:1,ul:1 },

		// Metadata elements.

		M = { command:1,link:1,meta:1,noscript:1,script:1,style:1 },

		// Empty.

		E = {},

		// Text.

		T = { '#':1 },



		// Deprecated phrasing elements.

		DP = { acronym:1,applet:1,basefont:1,big:1,font:1,isindex:1,strike:1,style:1,tt:1 }, // TODO remove "style".

		// Deprecated flow only elements.

		DFO = { center:1,dir:1,noframes:1 };



	// Phrasing elements := PF + T + DP

	X( P, PF, T, DP );

	// Flow elements := FO + P + DFO

	X( F, FO, P, DFO );



	var dtd = {

		a: Y( P, { a:1,button:1 } ), // Treat as normal inline element (not a transparent one).

		abbr: P,

		address: F,

		area: E,

		article: X( { style:1 }, F ),

		aside: X( { style:1 }, F ),

		audio: X( { source:1,track:1 }, F ),

		b: P,

		base: E,

		bdi: P,

		bdo: P,

		blockquote: F,

		body: F,

		br: E,

		button: Y( P, { a:1,button:1 } ),

		canvas: P, // Treat as normal inline element (not a transparent one).

		caption: F,

		cite: P,

		code: P,

		col: E,

		colgroup: { col:1 },

		command: E,

		datalist: X( { option:1 }, P ),

		dd: F,

		del: P, // Treat as normal inline element (not a transparent one).

		details: X( { summary:1 }, F ),

		dfn: P,

		div: X( { style:1 }, F ),

		dl: { dt:1,dd:1 },

		dt: F,

		em: P,

		embed: E,

		fieldset: X( { legend:1 }, F ),

		figcaption: F,

		figure: X( { figcaption:1 }, F ),

		footer: F,

		form: F,

		h1: P,

		h2: P,

		h3: P,

		h4: P,

		h5: P,

		h6: P,

		head: X( { title:1,base:1 }, M ),

		header: F,

		hgroup: { h1:1,h2:1,h3:1,h4:1,h5:1,h6:1 },

		hr: E,

		html: X( { head:1,body:1 }, F, M ), // Head and body are optional...

		i: P,

		iframe: T,

		img: E,

		input: E,

		ins: P, // Treat as normal inline element (not a transparent one).

		kbd: P,

		keygen: E,

		label: P,

		legend: P,

		li: F,

		link: E,

		map: F,

		mark: P, // Treat as normal inline element (not a transparent one).

		menu: X( { li:1 }, F ),

		meta: E,

		meter: Y( P, { meter:1 } ),

		nav: F,

		noscript: X( { link:1,meta:1,style:1 }, P ), // Treat as normal inline element (not a transparent one).

		object: X( { param:1 }, P ), // Treat as normal inline element (not a transparent one).

		ol: { li:1 },

		optgroup: { option:1 },

		option: T,

		output: P,

		p: P,

		param: E,

		pre: P,

		progress: Y( P, { progress:1 } ),

		q: P,

		rp: P,

		rt: P,

		ruby: X( { rp:1,rt:1 }, P ),

		s: P,

		samp: P,

		script: T,

		section: X( { style:1 }, F ),

		select: { optgroup:1,option:1 },

		small: P,

		source: E,

		span: P,

		strong: P,

		style: T,

		sub: P,

		summary: P,

		sup: P,

		table: { caption:1,colgroup:1,thead:1,tfoot:1,tbody:1,tr:1 },

		tbody: { tr:1 },

		td: F,

		textarea: T,

		tfoot: { tr:1 },

		th: F,

		thead: { tr:1 },

		time: Y( P, { time:1 } ),

		title: T,

		tr: { th:1,td:1 },

		track: E,

		u: P,

		ul: { li:1 },

		'var': P,

		video: X( { source:1,track:1 }, F ),

		wbr: E,



		// Deprecated tags.

		acronym: P,

		applet: X( { param:1 }, F ),

		basefont: E,

		big: P,

		center: F,

		dialog: E,

		dir: { li:1 },

		font: P,

		isindex: E,

		noframes: F,

		strike: P,

		tt: P

	};



	X( dtd, {

		/**

		 * List of block elements, like `<p>` or `<div>`.

		 */

		$block: X( { audio:1,dd:1,dt:1,li:1,video:1 }, FO, DFO ),



		/**

		 * List of elements that contains other blocks, in which block-level operations should be limited,

		 * this property is not intended to be checked directly, use {@link CKEDITOR.dom.elementPath#blockLimit} instead.

		 *

		 * Some examples of editor behaviors that are impacted by block limits:

		 *

		 * * Enter key never split a block-limit element;

		 * * Style application is constraint by the block limit of the current selection.

		 * * Pasted html will be inserted into the block limit of the current selection.

		 *

		 * **Note:** As an exception `<li>` is not considered as a block limit, as it's generally used as a text block.

		 */

		$blockLimit: { article:1,aside:1,audio:1,body:1,caption:1,details:1,dir:1,div:1,dl:1,fieldset:1,figure:1,footer:1,form:1,header:1,hgroup:1,menu:1,nav:1,ol:1,section:1,table:1,td:1,th:1,tr:1,ul:1,video:1 },



		/**

		 * List of elements that contain character data.

		 */

		$cdata: { script:1,style:1 },



		/**

		 * List of elements that are accepted as inline editing hosts.

		 */

		$editable: { address:1,article:1,aside:1,blockquote:1,body:1,details:1,div:1,fieldset:1,footer:1,form:1,h1:1,h2:1,h3:1,h4:1,h5:1,h6:1,header:1,hgroup:1,nav:1,p:1,pre:1,section:1 },



		/**

		 * List of empty (self-closing) elements, like `<br>` or `<img>`.

		 */

		$empty: { area:1,base:1,basefont:1,br:1,col:1,command:1,dialog:1,embed:1,hr:1,img:1,input:1,isindex:1,keygen:1,link:1,meta:1,param:1,source:1,track:1,wbr:1 },



		/**

		 * List of inline (`<span>` like) elements.

		 */

		$inline: P,



		/**

		 * List of list root elements.

		 */

		$list: { dl:1,ol:1,ul:1 },



		/**

		 * List of list item elements, like `<li>` or `<dd>`.

		 */

		$listItem: { dd:1,dt:1,li:1 },



		/**

		 * List of elements which may live outside body.

		 */

		$nonBodyContent: X( { body:1,head:1,html:1 }, dtd.head ),



		/**

		 * Elements that accept text nodes, but are not possible to edit into the browser.

		 */

		$nonEditable: { applet:1,audio:1,button:1,embed:1,iframe:1,map:1,object:1,option:1,param:1,script:1,textarea:1,video:1 },



		/**

		 * Elements that are considered objects, therefore selected as a whole in the editor.

		 */

		$object: { applet:1,audio:1,button:1,hr:1,iframe:1,img:1,input:1,object:1,select:1,table:1,textarea:1,video:1 },



		/**

		 * List of elements that can be ignored if empty, like `<b>` or `<span>`.

		 */

		$removeEmpty: { abbr:1,acronym:1,b:1,bdi:1,bdo:1,big:1,cite:1,code:1,del:1,dfn:1,em:1,font:1,i:1,ins:1,label:1,kbd:1,mark:1,meter:1,output:1,q:1,ruby:1,s:1,samp:1,small:1,span:1,strike:1,strong:1,sub:1,sup:1,time:1,tt:1,u:1,'var':1 },



		/**

		 * List of elements that have tabindex set to zero by default.

		 */

		$tabIndex: { a:1,area:1,button:1,input:1,object:1,select:1,textarea:1 },



		/**

		 * List of elements used inside the `<table>` element, like `<tbody>` or `<td>`.

		 */

		$tableContent: { caption:1,col:1,colgroup:1,tbody:1,td:1,tfoot:1,th:1,thead:1,tr:1 },



		/**

		 * List of "transparent" elements. See [W3C's definition of "transparent" element](http://dev.w3.org/html5/markup/terminology.html#transparent).

		 */

		$transparent: { a:1,audio:1,canvas:1,del:1,ins:1,map:1,noscript:1,object:1,video:1 },



		/**

		 * List of elements that are not to exist standalone that must live under it's parent element.

		 */

		$intermediate: { caption:1,colgroup:1,dd:1,dt:1,figcaption:1,legend:1,li:1,optgroup:1,option:1,rp:1,rt:1,summary:1,tbody:1,td:1,tfoot:1,th:1,thead:1,tr:1 }

	} );



	return dtd;

})();



// PACKAGER_RENAME( CKEDITOR.dtd )