wikimedia/mediawiki-extensions-Cite
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Render reference list from originalDomElements until modified

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This helps on wikis where there are no real refs because they
are template-generated, and is a performance improvement elsewhere
as re-rendering long ref lists can be slow.

Bug: T187495
Change-Id: I47a9206ff7ee61f8fd716dc7658b8bfad927f656
This commit is contained in:
Ed Sanders 2018-02-15 21:20:16 +00:00
parent a068a3a379
commit f739008cbd
1 changed files with 19 additions and 0 deletions
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19
modules/ve-cite/ve.ce.MWReferencesListNode.js
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@ -26,10 +26,12 @@ ve.ce.MWReferencesListNode = function VeCeMWReferencesListNode() {
// Properties
this.internalList = null;
this.listNode = null;
this.modified = false;
// DOM changes
this.$element.addClass( 've-ce-mwReferencesListNode' );
this.$reflist = $( '<ol>' ).addClass( 'mw-references references' );
this.$originalRefList = null;
this.$refmsg = $( '<p>' )
.addClass( 've-ce-mwReferencesListNode-muted' );
@ -110,6 +112,7 @@ ve.ce.MWReferencesListNode.prototype.onTeardown = function () {
ve.ce.MWReferencesListNode.prototype.onInternalListUpdate = function ( groupsChanged ) {
// Only update if this group has been changed
if ( groupsChanged.indexOf( this.model.getAttribute( 'listGroup' ) ) !== -1 ) {
this.modified = true;
this.updateDebounced();
}
};
@ -125,6 +128,7 @@ ve.ce.MWReferencesListNode.prototype.onAttributeChange = function ( key ) {
switch ( key ) {
case 'listGroup':
this.updateDebounced();
this.modified = true;
break;
case 'isResponsive':
this.updateClasses();
@ -157,6 +161,17 @@ ve.ce.MWReferencesListNode.prototype.update = function () {
listGroup = this.model.getAttribute( 'listGroup' ),
nodes = internalList.getNodeGroup( listGroup );
// Just use Parsoid-provided DOM for first rendering
// NB: Technically this.modified could be reset to false if this
// node is re-attached, but that is an unlikely edge case.
if ( !this.modified && this.model.getElement().originalDomElementsIndex ) {
this.$originalRefList = $( this.model.getStore().value(
this.model.getElement().originalDomElementsIndex
) );
this.$element.append( this.$originalRefList );
return;
}
function updateGeneratedContent( viewNode, $li ) {
// HACK: PHP parser doesn't wrap single lines in a paragraph
if (
@ -179,6 +194,10 @@ ve.ce.MWReferencesListNode.prototype.update = function () {
viewNode.destroy();
}
if ( this.$originalRefList ) {
this.$originalRefList.remove();
this.$originalRefList = null;
}
this.$reflist.detach().empty();
this.$refmsg.detach();