mirror of
https://github.com/paricafe/misskey.git
synced 2024-12-04 20:56:44 -06:00
24 lines
869 B
TypeScript
24 lines
869 B
TypeScript
/*
|
|
* SPDX-FileCopyrightText: syuilo and other misskey contributors
|
|
* SPDX-License-Identifier: AGPL-3.0-only
|
|
*/
|
|
|
|
import * as mfm from 'mfm-js';
|
|
import { unique } from '@/scripts/array.js';
|
|
|
|
// unique without hash
|
|
// [ http://a/#1, http://a/#2, http://b/#3 ] => [ http://a/#1, http://b/#3 ]
|
|
const removeHash = (x: string) => x.replace(/#[^#]*$/, '');
|
|
|
|
export function extractUrlFromMfm(nodes: mfm.MfmNode[], respectSilentFlag = true): string[] {
|
|
const urlNodes = mfm.extract(nodes, (node) => {
|
|
return (node.type === 'url') || (node.type === 'link' && (!respectSilentFlag || !node.props.silent));
|
|
});
|
|
const urls: string[] = unique(urlNodes.map(x => x.props.url));
|
|
|
|
return urls.reduce((array, url) => {
|
|
const urlWithoutHash = removeHash(url);
|
|
if (!array.map(x => removeHash(x)).includes(urlWithoutHash)) array.push(url);
|
|
return array;
|
|
}, [] as string[]);
|
|
}
|