debian-mirror-gitlab/app/assets/javascripts/content_editor/extensions/image.js
2021-09-04 01:27:46 +05:30

50 lines
1.3 KiB
JavaScript

import { Image } from '@tiptap/extension-image';
import { defaultMarkdownSerializer } from 'prosemirror-markdown/src/to_markdown';
const ExtendedImage = Image.extend({
addAttributes() {
return {
...this.parent?.(),
src: {
default: null,
/*
* GitLab Flavored Markdown provides lazy loading for rendering images. As
* as result, the src attribute of the image may contain an embedded resource
* instead of the actual image URL. The image URL is moved to the data-src
* attribute.
*/
parseHTML: (element) => {
const img = element.querySelector('img');
return {
src: img.dataset.src || img.getAttribute('src'),
};
},
},
alt: {
default: null,
parseHTML: (element) => {
const img = element.querySelector('img');
return {
alt: img.getAttribute('alt'),
};
},
},
};
},
parseHTML() {
return [
{
priority: 100,
tag: 'a.no-attachment-icon',
},
{
tag: 'img[src]',
},
];
},
}).configure({ inline: true });
export const tiptapExtension = ExtendedImage;
export const serializer = defaultMarkdownSerializer.nodes.image;