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49 lines
1.5 KiB
TypeScript
49 lines
1.5 KiB
TypeScript
/*
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GoToSocial
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Copyright (C) GoToSocial Authors admin@gotosocial.org
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SPDX-License-Identifier: AGPL-3.0-or-later
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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import isValidDomain from "is-valid-domain";
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import { get } from "psl";
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/**
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* Check the input string to ensure it's a valid
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* domain that doesn't include a wildcard ("*").
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* @param domain
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* @returns
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*/
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export function isValidDomainPermission(domain: string): boolean {
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return isValidDomain(domain, {
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wildcard: false,
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allowUnicode: true
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});
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}
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/**
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* Checks a domain against the Public Suffix List <https://publicsuffix.org/> to see if we
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* should suggest removing subdomain(s), since they're likely owned/ran by the same party.
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* Eg., "social.example.com" suggests "example.com".
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* @param domain
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* @returns
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*/
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export function hasBetterScope(domain: string): string | undefined {
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const lookup = get(domain);
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if (lookup && lookup != domain) {
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return lookup;
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}
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}
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