salix/front/core/services/token.js

124 lines
3.4 KiB
JavaScript

import ngModule from '../module';
/**
* Saves and loads the token for the current logged in user.
*
* @property {String} token The current login token or %null
*/
export default class Token {
constructor(vnInterceptor, $http, $rootScope) {
Object.assign(this, {
vnInterceptor,
$http,
$rootScope
});
try {
this.getStorage(sessionStorage);
this.remember = true;
if (!this.token) {
this.getStorage(localStorage);
this.remember = false;
}
} catch (e) {}
}
set(token, created, ttl, remember) {
this.unset();
Object.assign(this, {
token,
created,
ttl,
remember
});
this.vnInterceptor.setToken(token);
try {
if (remember)
this.setStorage(localStorage, token, created, ttl);
else
this.setStorage(sessionStorage, token, created, ttl);
} catch (err) {
console.error(err);
}
}
unset() {
this.token = null;
this.created = null;
this.ttl = null;
this.remember = null;
this.vnInterceptor.setToken(null);
this.removeStorage(localStorage);
this.removeStorage(sessionStorage);
}
getStorage(storage) {
this.token = storage.getItem('vnToken');
if (!this.token) return;
const created = storage.getItem('vnTokenCreated');
this.created = created && new Date(created);
this.renewPeriod = storage.getItem('vnTokenRenewPeriod');
}
setStorage(storage, token, created, ttl) {
storage.setItem('vnToken', token);
storage.setItem('vnTokenCreated', created.toJSON());
storage.setItem('vnTokenTtl', ttl);
}
removeStorage(storage) {
storage.removeItem('vnToken');
storage.removeItem('vnTokenCreated');
storage.removeItem('vnTokenTtl');
}
fetchConfig() {
const filter = {fields: ['renewInterval', 'renewPeriod']};
this.$http.get('AccessTokenConfigs/findOne', {filter}).then(res => {
const data = res.data;
if (!data) return;
this.renewPeriod = data.renewPeriod;
this.stopRenewer();
this.inservalId = setInterval(() => this.checkValidity(), data.renewInterval * 1000);
this.checkValidity();
});
}
checkValidity() {
if (this.checking || !this.created) return;
this.checking = true;
const renewPeriod = Math.min(this.ttl, this.renewPeriod) * 1000;
const maxDate = this.created.getTime() + renewPeriod;
const now = new Date();
if (now.getTime() <= maxDate) {
this.checking = false;
return;
}
this.$http.post('VnUsers/renewToken')
.then(res => {
const token = res.data;
this.set(token.id, now, token.ttl, this.remember);
})
.catch(res => {
if (res.data?.error?.code !== 'periodNotExceeded')
throw res;
})
.finally(() => {
this.checking = false;
});
}
stopRenewer() {
clearInterval(this.inservalId);
}
}
Token.$inject = ['vnInterceptor', '$http', '$rootScope'];
ngModule.service('vnToken', Token);