@ckeditor/ckeditor5-paste-from-office
Version:
Paste from Office feature for CKEditor 5.
51 lines (50 loc) • 1.94 kB
JavaScript
/**
* @license Copyright (c) 2003-2025, CKSource Holding sp. z o.o. All rights reserved.
* For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-licensing-options
*/
/**
* @module paste-from-office/normalizers/mswordnormalizer
*/
import transformBookmarks from '../filters/bookmark.js';
import { transformListItemLikeElementsIntoLists } from '../filters/list.js';
import { replaceImagesSourceWithBase64 } from '../filters/image.js';
import removeMSAttributes from '../filters/removemsattributes.js';
import transformTables from '../filters/table.js';
import { UpcastWriter } from 'ckeditor5/src/engine.js';
const msWordMatch1 = /<meta\s*name="?generator"?\s*content="?microsoft\s*word\s*\d+"?\/?>/i;
const msWordMatch2 = /xmlns:o="urn:schemas-microsoft-com/i;
/**
* Normalizer for the content pasted from Microsoft Word.
*/
export default class MSWordNormalizer {
document;
hasMultiLevelListPlugin;
/**
* Creates a new `MSWordNormalizer` instance.
*
* @param document View document.
*/
constructor(document, hasMultiLevelListPlugin = false) {
this.document = document;
this.hasMultiLevelListPlugin = hasMultiLevelListPlugin;
}
/**
* @inheritDoc
*/
isActive(htmlString) {
return msWordMatch1.test(htmlString) || msWordMatch2.test(htmlString);
}
/**
* @inheritDoc
*/
execute(data) {
const writer = new UpcastWriter(this.document);
const { body: documentFragment, stylesString } = data._parsedData;
transformBookmarks(documentFragment, writer);
transformListItemLikeElementsIntoLists(documentFragment, stylesString, this.hasMultiLevelListPlugin);
replaceImagesSourceWithBase64(documentFragment, data.dataTransfer.getData('text/rtf'));
transformTables(documentFragment, writer);
removeMSAttributes(documentFragment);
data.content = documentFragment;
}
}