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/*!
* VisualEditor DataModel StubReferenceNode class.
*
* @copyright See AUTHORS.txt
* @license MIT
*/
/**
* @class
* @extends ve.dm.LeafNode
* @mixin ve.dm.FocusableNode
*
* @constructor
* @param {Object} [element] Reference to element in linear model
*/
ve.dm.example.StubReferenceNode = function VeDmStubReferenceNode() {
// Parent constructor
ve.dm.example.StubReferenceNode.super.apply( this, arguments );
// Mixin constructors
ve.dm.FocusableNode.call( this );
// Event handlers
this.connect( this, {
root: 'onRoot',
unroot: 'onUnroot',
attributeChange: 'onAttributeChange'
} );
};
/* Inheritance */
OO.inheritClass( ve.dm.example.StubReferenceNode, ve.dm.LeafNode );
OO.mixinClass( ve.dm.example.StubReferenceNode, ve.dm.FocusableNode );
/* Static members */
ve.dm.example.StubReferenceNode.static.name = 'stubReference';
ve.dm.example.StubReferenceNode.static.matchTagNames = [ 'ref' ];
ve.dm.example.StubReferenceNode.static.isContent = true;
ve.dm.example.StubReferenceNode.static.handlesOwnChildren = true;
/**
* Regular expression for parsing the listKey attribute
*
* Use [\s\S]* instead of .* to catch esoteric whitespace (T263698)
*
* @static
* @property {RegExp}
* @inheritable
*/
ve.dm.example.StubReferenceNode.static.listKeyRegex = /^(auto|literal)\/([\s\S]*)$/;
ve.dm.example.StubReferenceNode.static.toDataElement = function ( domElements, converter ) {
const refElement = domElements[ 0 ];
const body = refElement.innerHTML;
const refGroup = refElement.getAttribute( 'group' ) || '';
const listGroup = this.name + '/' + refGroup;
const name = refElement.getAttribute( 'name' );
const listKey = name ?
'literal/' + name :
'auto/' + converter.internalList.getNextUniqueNumber();
const queueResult = converter.internalList.queueItemHtml( listGroup, listKey, body );
const listIndex = queueResult.index;
const contentsUsed = ( body !== '' && queueResult.isNew );
const dataElement = {
type: this.name,
attributes: {
listIndex: listIndex,
listGroup: listGroup,
listKey: listKey,
refGroup: refGroup,
contentsUsed: contentsUsed
}
};
return dataElement;
};
ve.dm.example.StubReferenceNode.static.toDomElements = function ( dataElements, doc ) {
return [ doc.createElement( 'ref' ) ];
};
/**
* Handle the node being attached to the root
*/
ve.dm.example.StubReferenceNode.prototype.onRoot = function () {
this.addToInternalList();
};
/**
* Handle the node being detached from the root
*
* @param {ve.dm.DocumentNode} oldRoot Old document root
*/
ve.dm.example.StubReferenceNode.prototype.onUnroot = function ( oldRoot ) {
if ( this.getDocument().getDocumentNode() === oldRoot ) {
this.removeFromInternalList();
}
};
/**
* Register the node with the internal list
*/
ve.dm.example.StubReferenceNode.prototype.addToInternalList = function () {
if ( this.getRoot() === this.getDocument().getDocumentNode() ) {
this.registeredListGroup = this.element.attributes.listGroup;
this.registeredListKey = this.element.attributes.listKey;
this.registeredListIndex = this.element.attributes.listIndex;
this.getDocument().getInternalList().addNode(
this.registeredListGroup,
this.registeredListKey,
this.registeredListIndex,
this
);
}
};
/**
* Unregister the node from the internal list
*/
ve.dm.example.StubReferenceNode.prototype.removeFromInternalList = function () {
if ( !this.registeredListGroup ) {
// Don't try to remove if we haven't been added in the first place.
return;
}
this.getDocument().getInternalList().removeNode(
this.registeredListGroup,
this.registeredListKey,
this.registeredListIndex,
this
);
};
ve.dm.example.StubReferenceNode.prototype.onAttributeChange = function ( key, from, to ) {
if (
( key !== 'listGroup' && key !== 'listKey' ) ||
( key === 'listGroup' && this.registeredListGroup === to ) ||
( key === 'listKey' && this.registeredListKey === to )
) {
return;
}
// Need the old list keys and indexes, so we register them in addToInternalList
// They've already been updated in this.element.attributes before this code runs
this.removeFromInternalList();
this.addToInternalList();
};
/* Registration */
ve.dm.modelRegistry.register( ve.dm.example.StubReferenceNode );
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