55 lines
1.6 KiB
TypeScript
55 lines
1.6 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 { createContext, useContext } from "react";
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const RoleContext = createContext([]);
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const BaseUrlContext = createContext<string>("");
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function urlSafe(str) {
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return str.toLowerCase().replace(/[\s/]+/g, "-");
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}
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function useHasPermission(permissions) {
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const roles = useContext(RoleContext);
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return checkPermission(permissions, roles);
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}
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function checkPermission(requiredPermissisons, user) {
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// requiredPermissions can be 'false', in which case there are no restrictions
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if (requiredPermissisons === false) {
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return true;
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}
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// or an array of roles, check if one of the user's roles is sufficient
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return user.some((role) => requiredPermissisons.includes(role));
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}
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function useBaseUrl() {
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return useContext(BaseUrlContext);
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}
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export {
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urlSafe,
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RoleContext,
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useHasPermission,
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checkPermission,
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BaseUrlContext,
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useBaseUrl
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};
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