ngx-editor
Version:
Rich Text Editor for angular using ProseMirror
43 lines • 5.97 kB
JavaScript
import { Fragment, Slice } from 'prosemirror-model';
import { Plugin, PluginKey } from 'prosemirror-state';
const HTTP_LINK_REGEX = /(?:https?:\/\/)?[\w-]+(?:\.[\w-]+)+\.?(?:\d+)?(?:\/\S*)?$/;
const linkify = (fragment) => {
const linkified = [];
fragment.forEach((child) => {
if (child.isText) {
const text = child.text;
let pos = 0;
const match = HTTP_LINK_REGEX.exec(text);
if (match) {
const start = match.index;
const end = start + match[0].length;
const { link } = child.type.schema.marks;
if (start > 0) {
linkified.push(child.cut(pos, start));
}
const urlText = text.slice(start, end);
linkified.push(child.cut(start, end).mark(link.create({ href: urlText }).addToSet(child.marks)));
pos = end;
}
if (pos < text.length) {
linkified.push(child.cut(pos));
}
}
else {
linkified.push(child.copy(linkify(child.content)));
}
});
return Fragment.fromArray(linkified);
};
const linkifyPlugin = () => {
return new Plugin({
key: new PluginKey('linkify'),
props: {
transformPasted: (slice) => {
return new Slice(linkify(slice.content), slice.openStart, slice.openEnd);
},
},
});
};
export default linkifyPlugin;
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