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49 lines
1.6 KiB
49 lines
1.6 KiB
/* |
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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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const isValidDomain = require("is-valid-domain"); |
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const psl = require("psl"); |
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function isValidDomainBlock(domain) { |
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return isValidDomain(domain, { |
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/* |
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Wildcard prefix *. can be stripped since it's equivalent to not having it, |
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but wildcard anywhere else in the domain is not handled by the backend so it's invalid. |
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*/ |
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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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Still can't think of a better function name for this, |
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but we're checking a domain against the Public Suffix List <https://publicsuffix.org/> |
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to see if we should suggest removing subdomain(s) since they're likely owned/ran by the same party |
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social.example.com -> suggests example.com |
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*/ |
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function hasBetterScope(domain) { |
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const lookup = psl.get(domain); |
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if (lookup && lookup != domain) { |
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return lookup; |
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} else { |
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return false; |
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} |
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} |
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module.exports = { isValidDomainBlock, hasBetterScope }; |