dashy/src/utils/IsVisibleToUser.js

80 lines
3.3 KiB
JavaScript

/**
* A helper function that filters all the sections or an item based on current users permissions
* Checks each sections displayData for hideForUsers, showForUsers and hideForGuests
* Returns an array of sections that the current logged in user has permissions for
*/
// Import helper functions from auth, to get current user, and check if guest
import { localStorageKeys } from '@/utils/defaults';
import { isLoggedInAsGuest } from '@/utils/Auth';
/* Helper function, checks if a given testValue is found in the visibility list */
const determineVisibility = (visibilityList, testValue) => {
let isFound = false;
visibilityList.forEach((visibilityItem) => {
if (visibilityItem.toLowerCase() === testValue.toLowerCase()) isFound = true;
});
return isFound;
};
/* Helper function, determines if two arrays have any intersecting elements
(one or more items that are the same) */
const determineIntersection = (source = [], target = []) => {
const intersections = source.filter(item => target.indexOf(item) !== -1);
return intersections.length > 0;
};
/* Returns false if the displayData of a section/item
should not be rendered for the current user/ guest */
export const isVisibleToUser = (displayData, currentUser) => {
const isGuest = isLoggedInAsGuest(); // Check if current user is a guest
// Checks if user explicitly has access to a certain section
const checkVisibility = () => {
if (!currentUser) return true;
const hideForUsers = displayData.hideForUsers || [];
const cUsername = currentUser.user.toLowerCase();
return !determineVisibility(hideForUsers, cUsername);
};
// Checks if user is explicitly prevented from viewing a certain section/item
const checkHiddenability = () => {
if (!currentUser) return true;
const cUsername = currentUser.user.toLowerCase();
const showForUsers = displayData.showForUsers || [];
if (showForUsers.length < 1) return true;
return determineVisibility(showForUsers, cUsername);
};
const checkKeycloakVisibility = () => {
if (!displayData.hideForKeycloakUsers) return true;
const { groups, roles } = JSON.parse(localStorage.getItem(localStorageKeys.KEYCLOAK_INFO) || '{}');
const hideForGroups = displayData.hideForKeycloakUsers.groups || [];
const hideForRoles = displayData.hideForKeycloakUsers.roles || [];
return !(determineIntersection(hideForRoles, roles)
|| determineIntersection(hideForGroups, groups));
};
const checkKeycloakHiddenability = () => {
if (!displayData.showForKeycloakUsers) return true;
const { groups, roles } = JSON.parse(localStorage.getItem(localStorageKeys.KEYCLOAK_INFO) || '{}');
const showForGroups = displayData.showForKeycloakUsers.groups || [];
const showForRoles = displayData.showForKeycloakUsers.roles || [];
return determineIntersection(showForRoles, roles)
|| determineIntersection(showForGroups, groups);
};
// Checks if the current user is a guest, and if section/item allows for guests
const checkIfHideForGuest = () => {
const hideForGuest = displayData.hideForGuests;
return !(hideForGuest && isGuest);
};
return checkVisibility()
&& checkHiddenability()
&& checkIfHideForGuest()
&& checkKeycloakVisibility()
&& checkKeycloakHiddenability();
};
export default isVisibleToUser;