jodit
Version:
Jodit is awesome and usefully wysiwyg editor with filebrowser
96 lines (82 loc) • 3.39 kB
text/typescript
/*!
* Jodit Editor (https://xdsoft.net/jodit/)
* Licensed under GNU General Public License version 2 or later or a commercial license or MIT;
* For GPL see LICENSE-GPL.txt in the project root for license information.
* For MIT see LICENSE-MIT.txt in the project root for license information.
* For commercial licenses see https://xdsoft.net/jodit/commercial/
* Copyright (c) 2013-2019 Valeriy Chupurnov. All rights reserved. https://xdsoft.net
*/
import { Dom } from '../../Dom';
import { trim } from '../string';
/**
* The method automatically cleans up content from Microsoft Word and other HTML sources to ensure clean, compliant
* content that matches the look and feel of the site.
*/
export const cleanFromWord = (html: string): string => {
if (html.indexOf('<html ') !== -1) {
html = html.substring(html.indexOf('<html '), html.length);
html = html.substring(
0,
html.lastIndexOf('</html>') + '</html>'.length
);
}
let convertedString: string = '';
try {
const div: HTMLDivElement = document.createElement('div');
div.innerHTML = html;
const marks: Node[] = [];
if (div.firstChild) {
Dom.all(div, node => {
if (!node) {
return;
}
switch (node.nodeType) {
case Node.ELEMENT_NODE:
switch (node.nodeName) {
case 'STYLE':
case 'LINK':
case 'META':
marks.push(node);
break;
case 'W:SDT':
case 'W:SDTPR':
case 'FONT':
Dom.unwrap(node);
break;
default:
Array.from((node as Element).attributes)
.forEach((attr: Attr) => {
if (
[
'src',
'href',
'rel',
'content',
].indexOf(attr.name.toLowerCase()) ===
-1
) {
(node as Element).removeAttribute(
attr.name
);
}
});
}
break;
case Node.TEXT_NODE:
break;
default:
marks.push(node);
}
});
}
marks.forEach(Dom.safeRemove);
convertedString = div.innerHTML;
} catch (e) {}
if (convertedString) {
html = convertedString;
}
html = html.split(/(\n)/).filter(trim).join('\n');
return html
.replace(/<(\/)?(html|colgroup|col|o:p)[^>]*>/g, '')
.replace(/<!--[^>]*>/g, '');
};