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/*
* SPDX-FileCopyrightText: syuilo and misskey-project
* SPDX-License-Identifier: AGPL-3.0-only
*/
import { instance } from '@/instance.js';
import * as os from '@/os.js';
import MkUrlWarningDialog from '@/components/MkUrlWarningDialog.vue';
import { prefer } from '@/preferences';
const isRegExp = /^\/(.+)\/(.*)$/;
function extractHostname(maybeUrl: string): string | null {
try {
const url = new URL(maybeUrl);
return url.host;
} catch {
return null;
}
}
export async function warningExternalWebsite(url: string) {
const hostname = extractHostname(url);
if (!hostname) return false;
const isTrustedByInstance = instance.trustedLinkUrlPatterns.some(expression => {
const r = isRegExp.exec(expression);
if (r) {
return new RegExp(r[1], r[2]).test(url);
} else if (expression.includes(' ')) {
return expression.split(' ').every(keyword => url.includes(keyword));
} else {
return `.${hostname}`.endsWith(`.${expression}`);
}
});
const isTrustedByUser = prefer.r.trustedDomains.value.includes(hostname);
const isDisabledByUser = !prefer.r.warnExternalUrl.value;
if (!isTrustedByInstance && !isTrustedByUser && !isDisabledByUser) {
const confirm = await new Promise<{ canceled: boolean }>(resolve => {
const { dispose } = os.popup(MkUrlWarningDialog, {
url,
}, {
done: result => {
resolve(result ?? { canceled: true });
},
closed: () => dispose(),
});
});
if (confirm.canceled) return false;
return window.open(url, '_blank', 'nofollow noopener popup=false');
}
return window.open(url, '_blank', 'nofollow noopener popup=false');
}
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