/
oidc-helpers.js
111 lines (98 loc) · 3.21 KB
/
oidc-helpers.js
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import { objectAssign, parseJwt, firstLetterUppercase, camelCaseToSnakeCase } from './utils'
import { UserManager, WebStorageStateStore } from 'oidc-client'
const defaultOidcConfig = {
userStore: new WebStorageStateStore(),
loadUserInfo: true
}
const requiredConfigProperties = [
'authority',
'client_id',
'redirect_uri',
'response_type',
'scope'
]
const settingsThatAreSnakeCasedInOidcClient = [
'clientId',
'redirectUri',
'responseType',
'maxAge',
'uiLocales',
'loginHint',
'acrValues',
'postLogoutRedirectUri',
'popupRedirectUri',
'silentRedirectUri'
]
const snakeCasedSettings = (oidcSettings) => {
settingsThatAreSnakeCasedInOidcClient.forEach(setting => {
if (typeof oidcSettings[setting] !== 'undefined') {
oidcSettings[camelCaseToSnakeCase(setting)] = oidcSettings[setting]
}
})
return oidcSettings
}
export const getOidcConfig = (oidcSettings) => {
return objectAssign([
defaultOidcConfig,
snakeCasedSettings(oidcSettings),
{ automaticSilentRenew: false } // automaticSilentRenew is handled in vuex and not by user manager
])
}
export const getOidcCallbackPath = (callbackUri, routeBase = '/') => {
if (callbackUri) {
const domainStartsAt = '://'
const hostAndPath = callbackUri.substr(callbackUri.indexOf(domainStartsAt) + domainStartsAt.length)
return hostAndPath.substr(hostAndPath.indexOf(routeBase) + routeBase.length - 1).replace(/\/$/, '')
}
return null
}
export const createOidcUserManager = (oidcSettings) => {
const oidcConfig = getOidcConfig(oidcSettings)
requiredConfigProperties.forEach((requiredProperty) => {
if (!oidcConfig[requiredProperty]) {
throw new Error('Required oidc setting ' + requiredProperty + ' missing for creating UserManager')
}
})
return new UserManager(oidcConfig)
}
export const addUserManagerEventListener = (oidcUserManager, eventName, eventListener) => {
const addFnName = 'add' + firstLetterUppercase(eventName)
if (typeof oidcUserManager.events[addFnName] === 'function' && typeof eventListener === 'function') {
oidcUserManager.events[addFnName](eventListener)
}
}
export const removeUserManagerEventListener = (oidcUserManager, eventName, eventListener) => {
const removeFnName = 'remove' + firstLetterUppercase(eventName)
if (typeof oidcUserManager.events[removeFnName] === 'function' && typeof eventListener === 'function') {
oidcUserManager.events[removeFnName](eventListener)
}
}
export const processSilentSignInCallback = () => {
new UserManager().signinSilentCallback()
}
export const processSignInCallback = (oidcSettings) => {
return new Promise((resolve, reject) => {
const oidcUserManager = createOidcUserManager(oidcSettings)
oidcUserManager.signinRedirectCallback()
.then(user => {
resolve(sessionStorage.getItem('vuex_oidc_active_route') || '/')
})
.catch(err => {
reject(err)
})
})
}
export const tokenExp = (token) => {
if (token) {
const parsed = parseJwt(token)
return parsed.exp ? parsed.exp * 1000 : null
}
return null
}
export const tokenIsExpired = (token) => {
const tokenExpiryTime = tokenExp(token)
if (tokenExpiryTime) {
return tokenExpiryTime < new Date().getTime()
}
return false
}