107 lines
3.4 KiB
JavaScript
107 lines
3.4 KiB
JavaScript
import jwtDecode from 'jwt-decode';
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import { SET_ROOM_URL } from '../base/conference';
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import { parseURLParams, SET_CONFIG } from '../base/config';
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import { MiddlewareRegistry } from '../base/redux';
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import { setJWT } from './actions';
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import { SET_JWT } from './actionTypes';
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/**
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* Middleware to parse token data upon setting a new room URL.
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*
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* @param {Store} store - The Redux store.
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* @private
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* @returns {Function}
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*/
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MiddlewareRegistry.register(store => next => action => {
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switch (action.type) {
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case SET_CONFIG:
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case SET_ROOM_URL:
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// XXX The JSON Web Token (JWT) is not the only piece of state that we
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// have decided to store in the feature jwt, there is isGuest as well
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// which depends on the states of the features base/config and jwt. So
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// the JSON Web Token comes from the room's URL and isGuest needs a
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// recalculation upon SET_CONFIG as well.
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return _setConfigOrRoomURL(store, next, action);
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case SET_JWT:
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return _setJWT(store, next, action);
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}
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return next(action);
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});
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/**
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* Notifies the feature jwt that the action {@link SET_CONFIG} or
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* {@link SET_ROOM_URL} is being dispatched within a specific Redux
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* {@code store}.
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*
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* @param {Store} store - The Redux store in which the specified {@code action}
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* is being dispatched.
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* @param {Dispatch} next - The Redux dispatch function to dispatch the
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* specified {@code action} to the specified {@code store}.
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* @param {Action} action - The Redux action {@code SET_CONFIG} or
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* {@code SET_ROOM_NAME} which is being dispatched in the specified
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* {@code store}.
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* @private
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* @returns {Object} The new state that is the result of the reduction of the
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* specified {@code action}.
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*/
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function _setConfigOrRoomURL({ dispatch, getState }, next, action) {
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const result = next(action);
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const { roomURL } = getState()['features/base/conference'];
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let jwt;
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if (roomURL) {
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jwt = parseURLParams(roomURL, true, 'search').jwt;
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}
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dispatch(setJWT(jwt));
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return result;
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}
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/**
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* Notifies the feature jwt that the action {@link SET_JWT} is being dispatched
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* within a specific Redux {@code store}.
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*
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* @param {Store} store - The Redux store in which the specified {@code action}
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* is being dispatched.
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* @param {Dispatch} next - The Redux dispatch function to dispatch the
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* specified {@code action} to the specified {@code store}.
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* @param {Action} action - The Redux action {@code SET_JWT} which is being
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* dispatched in the specified {@code store}.
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* @private
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* @returns {Object} The new state that is the result of the reduction of the
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* specified {@code action}.
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*/
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function _setJWT({ getState }, next, action) {
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// eslint-disable-next-line no-unused-vars
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const { jwt, type, ...actionPayload } = action;
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if (jwt && !Object.keys(actionPayload).length) {
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const {
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enableUserRolesBasedOnToken
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} = getState()['features/base/config'];
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action.isGuest = !enableUserRolesBasedOnToken;
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const jwtPayload = jwtDecode(jwt);
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if (jwtPayload) {
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const { context, iss } = jwtPayload;
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action.issuer = iss;
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if (context) {
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action.callee = context.callee;
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action.caller = context.user;
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action.group = context.group;
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action.server = context.server;
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}
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}
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}
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return next(action);
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}
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