MWReferencesListNode: Guard against run-after-teardown

Change-Id: Icea7580d04d7093ab2b27b2d757e625d7559b94c
This commit is contained in:
Ed Sanders 2018-02-28 17:35:53 +00:00
parent b929001479
commit e8dd5fed93

View file

@ -36,7 +36,7 @@ ve.ce.MWReferencesListNode = function VeCeMWReferencesListNode() {
.addClass( 've-ce-mwReferencesListNode-muted' );
// Events
this.model.connect( this, { attributeChange: 'onAttributeChange' } );
this.getModel().connect( this, { attributeChange: 'onAttributeChange' } );
this.updateDebounced = ve.debounce( this.update.bind( this ) );
@ -75,7 +75,7 @@ ve.ce.MWReferencesListNode.static.getDescription = function ( model ) {
* @method
*/
ve.ce.MWReferencesListNode.prototype.onSetup = function () {
this.internalList = this.model.getDocument().getInternalList();
this.internalList = this.getModel().getDocument().getInternalList();
this.listNode = this.internalList.getListNode();
this.internalList.connect( this, { update: 'onInternalListUpdate' } );
@ -111,7 +111,7 @@ ve.ce.MWReferencesListNode.prototype.onTeardown = function () {
*/
ve.ce.MWReferencesListNode.prototype.onInternalListUpdate = function ( groupsChanged ) {
// Only update if this group has been changed
if ( groupsChanged.indexOf( this.model.getAttribute( 'listGroup' ) ) !== -1 ) {
if ( groupsChanged.indexOf( this.getModel().getAttribute( 'listGroup' ) ) !== -1 ) {
this.modified = true;
this.updateDebounced();
}
@ -155,18 +155,25 @@ ve.ce.MWReferencesListNode.prototype.onListNodeUpdate = function () {
*/
ve.ce.MWReferencesListNode.prototype.update = function () {
var i, j, iLen, jLen, index, firstNode, key, keyedNodes, modelNode, viewNode,
$li, $refSpan, $link,
internalList = this.model.getDocument().internalList,
refGroup = this.model.getAttribute( 'refGroup' ),
listGroup = this.model.getAttribute( 'listGroup' ),
nodes = internalList.getNodeGroup( listGroup );
$li, $refSpan, $link, internalList, refGroup, listGroup, nodes,
model = this.getModel();
// Check the node hasn't been destroyed, as this method is debounced.
if ( !model ) {
return;
}
internalList = model.getDocument().internalList;
refGroup = model.getAttribute( 'refGroup' );
listGroup = model.getAttribute( 'listGroup' );
nodes = internalList.getNodeGroup( listGroup );
// Just use Parsoid-provided DOM for first rendering
// NB: Technically this.modified could be reset to false if this
// node is re-attached, but that is an unlikely edge case.
if ( !this.modified && this.model.getElement().originalDomElementsIndex ) {
this.$originalRefList = $( this.model.getStore().value(
this.model.getElement().originalDomElementsIndex
if ( !this.modified && model.getElement().originalDomElementsIndex ) {
this.$originalRefList = $( model.getStore().value(
model.getElement().originalDomElementsIndex
) );
this.$element.append( this.$originalRefList );
return;
@ -302,7 +309,7 @@ ve.ce.MWReferencesListNode.prototype.update = function () {
* Currently used to set responsive layout
*/
ve.ce.MWReferencesListNode.prototype.updateClasses = function () {
var isResponsive = this.model.getAttribute( 'isResponsive' );
var isResponsive = this.getModel().getAttribute( 'isResponsive' );
this.$element
.toggleClass( 'mw-references-wrap', isResponsive )