mirror of
https://gerrit.wikimedia.org/r/mediawiki/extensions/VisualEditor
synced 2024-12-05 03:08:37 +00:00
3801aa1bac
Change-Id: I12639c515e33b3d9e7a819581b5022ea42fd7046
150 lines
5.5 KiB
JavaScript
150 lines
5.5 KiB
JavaScript
/*!
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* VisualEditor DataModel Surface class.
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*
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* @copyright 2011-2020 VisualEditor Team and others; see http://ve.mit-license.org
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*/
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/**
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* DataModel surface.
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*
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* @class
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* @extends ve.ce.Surface
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*
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* @constructor
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* @param {ve.dm.Surface} model
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* @param {ve.ui.Surface} ui
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* @param {Object} [config]
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*/
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ve.ce.MWWikitextSurface = function VeCeMwWikitextSurface() {
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// Parent constructors
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ve.ce.MWWikitextSurface.super.apply( this, arguments );
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this.pasteTargetInput = new OO.ui.MultilineTextInputWidget();
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};
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/* Inheritance */
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OO.inheritClass( ve.ce.MWWikitextSurface, ve.ce.Surface );
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/**
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* @inheritdoc
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*/
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ve.ce.MWWikitextSurface.prototype.onCopy = function ( e ) {
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var view = this,
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clipboardData = e.originalEvent.clipboardData,
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text = this.getModel().getFragment().getText( true ).replace( /\n\n/g, '\n' );
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if ( !text ) {
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return;
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}
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if ( clipboardData ) {
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// Disable the default event so we can override the data
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e.preventDefault();
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clipboardData.setData( 'text/plain', text );
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// We're not going to set HTML, but for browsers that support custom data, set a clipboard key
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if ( ve.isClipboardDataFormatsSupported( e, true ) ) {
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var slice = this.model.documentModel.shallowCloneFromSelection( this.getModel().getSelection() );
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this.clipboardIndex++;
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var clipboardKey = this.clipboardId + '-' + this.clipboardIndex;
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this.clipboard = { slice: slice, hash: null };
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// Clone the elements in the slice
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slice.data.cloneElements( true );
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clipboardData.setData( 'text/xcustom', clipboardKey );
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// Explicitly store wikitext as text/x-wiki, so that wikitext-aware paste
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// contexts can accept it without having to do any content-
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// sniffing.
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clipboardData.setData( 'text/x-wiki', text );
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}
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} else {
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var originalSelection = new ve.SelectionState( this.nativeSelection );
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// Save scroll position before changing focus to "offscreen" paste target
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var scrollTop = this.$window.scrollTop();
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// Prevent surface observation due to native range changing
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this.surfaceObserver.disable();
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this.$pasteTarget.empty().append( this.pasteTargetInput.$element );
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this.pasteTargetInput.setValue( text ).select();
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// Restore scroll position after changing focus
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this.$window.scrollTop( scrollTop );
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// setTimeout: postpone until after the default copy action
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setTimeout( function () {
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// Change focus back
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view.$attachedRootNode[ 0 ].focus();
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view.showSelectionState( originalSelection );
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// Restore scroll position
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view.$window.scrollTop( scrollTop );
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view.surfaceObserver.clear();
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view.surfaceObserver.enable();
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// Detach input
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view.pasteTargetInput.$element.detach();
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} );
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}
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};
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/**
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* @inheritdoc
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*/
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ve.ce.MWWikitextSurface.prototype.afterPasteInsertExternalData = function ( targetFragment, pastedDocumentModel, contextRange ) {
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var wasSpecial = this.pasteSpecial,
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// TODO: This check returns true if the paste contains meaningful structure (tables, lists etc.)
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// but no annotations (bold, links etc.).
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wasPlain = wasSpecial || pastedDocumentModel.data.isPlainText( contextRange, true, undefined, true ),
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view = this;
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var plainPastedDocumentModel = pastedDocumentModel.shallowCloneFromRange( contextRange );
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plainPastedDocumentModel.data.sanitize( { plainText: true, keepEmptyContentBranches: true } );
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// We just turned this into plaintext, which probably
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// affected the content-length. Luckily, because of
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// the earlier clone, we know we just want the whole
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// document, and because of the major change to
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// plaintext, the difference between originalRange and
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// balancedRange don't really apply. As such, clear
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// out newDocRange. (Can't just make it undefined;
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// need to exclude the internal list, and since we're
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// from a paste we also have to exclude the
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// opening/closing paragraph.)
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var plainContextRange = new ve.Range( plainPastedDocumentModel.getDocumentRange().from + 1, plainPastedDocumentModel.getDocumentRange().to - 1 );
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view.pasteSpecial = true;
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// isPlainText is true but we still need sanitize (e.g. remove lists)
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var promise = ve.ce.MWWikitextSurface.super.prototype.afterPasteInsertExternalData.call( this, targetFragment, plainPastedDocumentModel, plainContextRange );
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if ( ve.init.target.constructor.static.convertToWikitextOnPaste && !wasPlain ) {
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promise.then( function () {
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// We need to wait for the selection change after paste as that triggers
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// a contextChange event. Really we should wait for the afterPaste promise to resolve.
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setTimeout( function () {
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var surface = view.getSurface(),
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context = surface.getContext();
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// HACK: Directly set the 'relatedSources' result in the context to trick it
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// into showing a context at the end of the paste. This context will disappear
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// as soon as the selection change as a contextChange will fire.
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// TODO: Come up witha method to store this context on the surface model then
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// have the LinearContext read it from there.
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context.relatedSources = [ {
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embeddable: false,
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// HACK²: Pass the rich text document and original fragment (which should now cover
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// the pasted text) to the context via the otherwise-unused 'model' property.
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model: {
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doc: pastedDocumentModel,
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contextRange: contextRange,
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fragment: targetFragment
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},
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name: 'wikitextPaste',
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type: 'item'
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} ];
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context.afterContextChange();
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surface.getModel().once( 'select', function () {
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context.relatedSources = [];
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context.afterContextChange();
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} );
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} );
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} );
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}
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return promise;
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};
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