1 files changed, 461 insertions, 0 deletions
diff --git a/www/wiki/extensions/Cite/modules/ve-cite/ve.dm.MWReferenceNode.js b/www/wiki/extensions/Cite/modules/ve-cite/ve.dm.MWReferenceNode.js
new file mode 100644
index 00000000..e84d247a
--- /dev/null
+++ b/www/wiki/extensions/Cite/modules/ve-cite/ve.dm.MWReferenceNode.js
@@ -0,0 +1,461 @@
+/*!
+ * VisualEditor DataModel MWReferenceNode class.
+ *
+ * @copyright 2011-2018 VisualEditor Team's Cite sub-team and others; see AUTHORS.txt
+ * @license MIT
+ */
+
+/**
+ * DataModel MediaWiki reference node.
+ *
+ * @class
+ * @extends ve.dm.LeafNode
+ * @mixins ve.dm.FocusableNode
+ *
+ * @constructor
+ * @param {Object} [element] Reference to element in linear model
+ */
+ve.dm.MWReferenceNode = function VeDmMWReferenceNode() {
+	// Parent constructor
+	ve.dm.MWReferenceNode.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.MWReferenceNode, ve.dm.LeafNode );
+
+OO.mixinClass( ve.dm.MWReferenceNode, ve.dm.FocusableNode );
+
+/* Static members */
+
+ve.dm.MWReferenceNode.static.name = 'mwReference';
+
+ve.dm.MWReferenceNode.static.matchTagNames = null;
+
+ve.dm.MWReferenceNode.static.matchRdfaTypes = [ 'mw:Extension/ref' ];
+
+ve.dm.MWReferenceNode.static.allowedRdfaTypes = [ 'dc:references' ];
+
+ve.dm.MWReferenceNode.static.isContent = true;
+
+ve.dm.MWReferenceNode.static.blacklistedAnnotationTypes = [ 'link' ];
+
+/**
+ * Regular expression for parsing the listKey attribute
+ * @static
+ * @property {RegExp}
+ * @inheritable
+ */
+ve.dm.MWReferenceNode.static.listKeyRegex = /^(auto|literal)\/(.*)$/;
+
+ve.dm.MWReferenceNode.static.toDataElement = function ( domElements, converter ) {
+	var dataElement, mwDataJSON, mwData, reflistItemId, body, refGroup, listGroup, autoKeyed, listKey, queueResult, listIndex, contentsUsed;
+
+	function getReflistItemHtml( id ) {
+		var elem = converter.getHtmlDocument().getElementById( id );
+		return elem && elem.innerHTML || '';
+	}
+
+	mwDataJSON = domElements[ 0 ].getAttribute( 'data-mw' );
+	mwData = mwDataJSON ? JSON.parse( mwDataJSON ) : {};
+	reflistItemId = mwData.body && mwData.body.id;
+	body = ( mwData.body && mwData.body.html ) ||
+		( reflistItemId && getReflistItemHtml( reflistItemId ) ) ||
+		'';
+	refGroup = mwData.attrs && mwData.attrs.group || '';
+	listGroup = this.name + '/' + refGroup;
+	autoKeyed = !mwData.attrs || mwData.attrs.name === undefined;
+	listKey = autoKeyed ?
+		'auto/' + converter.internalList.getNextUniqueNumber() :
+		'literal/' + mwData.attrs.name;
+	queueResult = converter.internalList.queueItemHtml( listGroup, listKey, body );
+	listIndex = queueResult.index;
+	contentsUsed = ( body !== '' && queueResult.isNew );
+
+	dataElement = {
+		type: this.name,
+		attributes: {
+			mw: mwData,
+			originalMw: mwDataJSON,
+			listIndex: listIndex,
+			listGroup: listGroup,
+			listKey: listKey,
+			refGroup: refGroup,
+			contentsUsed: contentsUsed
+		}
+	};
+	if ( reflistItemId ) {
+		dataElement.attributes.refListItemId = reflistItemId;
+	}
+	return dataElement;
+};
+
+ve.dm.MWReferenceNode.static.toDomElements = function ( dataElement, doc, converter ) {
+	var itemNodeHtml, originalHtml, mwData, i, iLen, keyedNodes, setContents, contentsAlreadySet,
+		originalMw, listKeyParts, name, group, $link,
+		isForClipboard = converter.isForClipboard(),
+		el = doc.createElement( 'sup' ),
+		itemNodeWrapper = doc.createElement( 'div' ),
+		originalHtmlWrapper = doc.createElement( 'div' ),
+		itemNode = converter.internalList.getItemNode( dataElement.attributes.listIndex ),
+		itemNodeRange = itemNode.getRange();
+
+	el.setAttribute( 'typeof', 'mw:Extension/ref' );
+
+	mwData = dataElement.attributes.mw ? ve.copy( dataElement.attributes.mw ) : {};
+	mwData.name = 'ref';
+
+	setContents = dataElement.attributes.contentsUsed;
+
+	keyedNodes = converter.internalList
+		.getNodeGroup( dataElement.attributes.listGroup )
+		.keyedNodes[ dataElement.attributes.listKey ];
+
+	if ( setContents ) {
+		// Check if a previous node has already set the content. If so, we don't overwrite this
+		// node's contents.
+		contentsAlreadySet = false;
+		if ( keyedNodes ) {
+			for ( i = 0, iLen = keyedNodes.length; i < iLen; i++ ) {
+				if ( keyedNodes[ i ].element === dataElement ) {
+					break;
+				}
+				if ( keyedNodes[ i ].element.attributes.contentsUsed ) {
+					contentsAlreadySet = true;
+					break;
+				}
+			}
+		}
+	} else {
+		// Check if any other nodes with this key provided content. If not
+		// then we attach the contents to the first reference with this key
+
+		// Check that this is the first reference with its key
+		if ( keyedNodes && dataElement === keyedNodes[ 0 ].element ) {
+			setContents = true;
+			// Check no other reference originally defined the contents
+			// As this is keyedNodes[0] we can start at 1
+			for ( i = 1, iLen = keyedNodes.length; i < iLen; i++ ) {
+				if ( keyedNodes[ i ].element.attributes.contentsUsed ) {
+					setContents = false;
+					break;
+				}
+			}
+		}
+	}
+
+	if ( setContents && !contentsAlreadySet ) {
+		converter.getDomSubtreeFromData(
+			itemNode.getDocument().getFullData( itemNodeRange, true ),
+			itemNodeWrapper
+		);
+		itemNodeHtml = itemNodeWrapper.innerHTML; // Returns '' if itemNodeWrapper is empty
+		originalHtml = ve.getProp( mwData, 'body', 'html' ) ||
+			( ve.getProp( mwData, 'body', 'id' ) !== undefined && itemNode.getAttribute( 'originalHtml' ) ) ||
+			'';
+		originalHtmlWrapper.innerHTML = originalHtml;
+		// Only set body.html if itemNodeHtml and originalHtml are actually different,
+		// or we are writing the clipboard for use in another VE instance
+		if ( isForClipboard || !originalHtmlWrapper.isEqualNode( itemNodeWrapper ) ) {
+			ve.setProp( mwData, 'body', 'html', itemNodeHtml );
+		}
+	}
+
+	// If we have no internal item data for this reference, don't let it get pasted into
+	// another VE document. T110479
+	if ( isForClipboard && itemNodeRange.isCollapsed() ) {
+		el.setAttribute( 'data-ve-ignore', 'true' );
+	}
+
+	// Generate name
+	listKeyParts = dataElement.attributes.listKey.match( this.listKeyRegex );
+	if ( listKeyParts[ 1 ] === 'auto' ) {
+		// Only render a name if this key was reused
+		if ( keyedNodes.length > 1 ) {
+			// Allocate a unique list key, then strip the 'literal/'' prefix
+			name = converter.internalList.getUniqueListKey(
+				dataElement.attributes.listGroup,
+				dataElement.attributes.listKey,
+				// Generate a name starting with ':' to distinguish it from normal names
+				'literal/:'
+			).slice( 'literal/'.length );
+		} else {
+			name = undefined;
+		}
+	} else {
+		// Use literal name
+		name = listKeyParts[ 2 ];
+	}
+	// Set name
+	if ( name !== undefined ) {
+		ve.setProp( mwData, 'attrs', 'name', name );
+	}
+
+	// Set or clear group
+	if ( dataElement.attributes.refGroup !== '' ) {
+		ve.setProp( mwData, 'attrs', 'group', dataElement.attributes.refGroup );
+	} else if ( mwData.attrs ) {
+		delete mwData.attrs.refGroup;
+	}
+
+	// If mwAttr and originalMw are the same, use originalMw to prevent reserialization,
+	// unless we are writing the clipboard for use in another VE instance
+	// Reserialization has the potential to reorder keys and so change the DOM unnecessarily
+	originalMw = dataElement.attributes.originalMw;
+	if ( !isForClipboard && originalMw && ve.compare( mwData, JSON.parse( originalMw ) ) ) {
+		el.setAttribute( 'data-mw', originalMw );
+
+		// Return the original DOM elements if possible
+		if ( dataElement.originalDomElementsHash !== undefined ) {
+			return ve.copyDomElements( converter.getStore().value( dataElement.originalDomElementsHash ), doc );
+		}
+	} else {
+		el.setAttribute( 'data-mw', JSON.stringify( mwData ) );
+
+		// HTML for the external clipboard, it will be ignored by the converter
+		group = this.getGroup( dataElement );
+		$link = $( '<a>', doc ).css(
+			'counterReset', 'mw-Ref ' + this.getIndex( dataElement, converter.internalList )
+		);
+		if ( group ) {
+			$link.attr( 'data-mw-group', this.getGroup( dataElement ) );
+		}
+		$( el ).addClass( 'mw-ref' ).append(
+			$link.append(
+				$( '<span>', doc ).addClass( 'mw-reflink-text' ).text( this.getIndexLabel( dataElement, converter.internalList ) )
+			)
+		);
+	}
+
+	return [ el ];
+};
+
+ve.dm.MWReferenceNode.static.remapInternalListIndexes = function ( dataElement, mapping, internalList ) {
+	var listKeyParts;
+	// Remap listIndex
+	dataElement.attributes.listIndex = mapping[ dataElement.attributes.listIndex ];
+
+	// Remap listKey if it was automatically generated
+	listKeyParts = dataElement.attributes.listKey.match( this.listKeyRegex );
+	if ( listKeyParts[ 1 ] === 'auto' ) {
+		dataElement.attributes.listKey = 'auto/' + internalList.getNextUniqueNumber();
+	}
+};
+
+ve.dm.MWReferenceNode.static.remapInternalListKeys = function ( dataElement, internalList ) {
+	var suffix = '';
+	// Try name, name2, name3, ... until unique
+	while ( internalList.keys.indexOf( dataElement.attributes.listKey + suffix ) !== -1 ) {
+		suffix = suffix ? suffix + 1 : 2;
+	}
+	if ( suffix ) {
+		dataElement.attributes.listKey = dataElement.attributes.listKey + suffix;
+	}
+};
+
+/**
+ * Gets the index for the reference
+ *
+ * @static
+ * @param {Object} dataElement Element data
+ * @param {ve.dm.InternalList} internalList Internal list
+ * @return {number} Index
+ */
+ve.dm.MWReferenceNode.static.getIndex = function ( dataElement, internalList ) {
+	var listIndex, listGroup, position,
+		overrideIndex = ve.getProp( dataElement, 'internal', 'overrideIndex' );
+
+	if ( overrideIndex ) {
+		return overrideIndex;
+	}
+
+	listIndex = dataElement.attributes.listIndex;
+	listGroup = dataElement.attributes.listGroup;
+	position = internalList.getIndexPosition( listGroup, listIndex );
+
+	return position + 1;
+};
+
+/**
+ * Gets the group for the reference
+ *
+ * @static
+ * @param {Object} dataElement Element data
+ * @return {string} Group
+ */
+ve.dm.MWReferenceNode.static.getGroup = function ( dataElement ) {
+	return dataElement.attributes.refGroup;
+};
+
+/**
+ * Gets the index label for the reference
+ *
+ * @static
+ * @param {Object} dataElement Element data
+ * @param {ve.dm.InternalList} internalList Internal list
+ * @return {string} Reference label
+ */
+ve.dm.MWReferenceNode.static.getIndexLabel = function ( dataElement, internalList ) {
+	var refGroup = dataElement.attributes.refGroup,
+		index = ve.dm.MWReferenceNode.static.getIndex( dataElement, internalList );
+
+	return '[' + ( refGroup ? refGroup + ' ' : '' ) + index + ']';
+};
+
+/**
+ * @inheritdoc
+ */
+ve.dm.MWReferenceNode.static.cloneElement = function () {
+	var clone = ve.dm.MWReferenceNode.super.static.cloneElement.apply( this, arguments );
+	delete clone.attributes.contentsUsed;
+	delete clone.attributes.mw;
+	delete clone.attributes.originalMw;
+	return clone;
+};
+
+/**
+ * @inheritdoc
+ */
+ve.dm.MWReferenceNode.static.describeChange = function ( key, change ) {
+	if ( key === 'refGroup' ) {
+		if ( change.from ) {
+			if ( change.to ) {
+				return ve.msg( 'cite-ve-changedesc-ref-group-both', change.from, change.to );
+			} else {
+				return ve.msg( 'cite-ve-changedesc-ref-group-from', change.from );
+			}
+		}
+		return ve.msg( 'cite-ve-changedesc-ref-group-to', change.to );
+	}
+	if ( key === 'refListItemId' ) {
+		return ve.msg( 'cite-ve-changedesc-reflist-item-id' );
+	}
+};
+
+/* Methods */
+
+/**
+ * Don't allow reference nodes to be edited if we can't find their contents.
+ *
+ * @inheritdoc
+ */
+ve.dm.MWReferenceNode.prototype.isEditable = function () {
+	var internalItem = this.getInternalItem();
+	return internalItem && internalItem.getLength() > 0;
+};
+
+/**
+ * Gets the internal item node associated with this node
+ *
+ * @return {ve.dm.InternalItemNode} Item node
+ */
+ve.dm.MWReferenceNode.prototype.getInternalItem = function () {
+	return this.getDocument().getInternalList().getItemNode( this.getAttribute( 'listIndex' ) );
+};
+
+/**
+ * Gets the index for the reference
+ *
+ * @return {number} Index
+ */
+ve.dm.MWReferenceNode.prototype.getIndex = function () {
+	return this.constructor.static.getIndex( this.element, this.getDocument().getInternalList() );
+};
+
+/**
+ * Gets the group for the reference
+ *
+ * @return {string} Group
+ */
+ve.dm.MWReferenceNode.prototype.getGroup = function () {
+	return this.constructor.static.getGroup( this.element );
+};
+
+/**
+ * Gets the index label for the reference
+ *
+ * @return {string} Reference label
+ */
+ve.dm.MWReferenceNode.prototype.getIndexLabel = function () {
+	return this.constructor.static.getIndexLabel( this.element, this.getDocument().getInternalList() );
+};
+
+/**
+ * Handle the node being attached to the root
+ */
+ve.dm.MWReferenceNode.prototype.onRoot = function () {
+	this.addToInternalList();
+};
+
+/**
+ * Handle the node being detached from the root
+ *
+ * @param {ve.dm.DocumentNode} oldRoot Old document root
+ */
+ve.dm.MWReferenceNode.prototype.onUnroot = function ( oldRoot ) {
+	if ( this.getDocument().getDocumentNode() === oldRoot ) {
+		this.removeFromInternalList();
+	}
+};
+
+/**
+ * Register the node with the internal list
+ */
+ve.dm.MWReferenceNode.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.MWReferenceNode.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.MWReferenceNode.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.MWReferenceNode );