39 lines
1.1 KiB
JavaScript
39 lines
1.1 KiB
JavaScript
import Parse from 'parse/node';
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import LRU from 'lru-cache';
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import PLog from './PLog';
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class SessionTokenCache {
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cache: Object;
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constructor(timeout: number = 30 * 24 * 60 *60 * 1000, maxSize: number = 10000) {
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this.cache = new LRU({
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max: maxSize,
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maxAge: timeout
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});
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}
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getUserId(sessionToken: string): any {
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if (!sessionToken) {
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return Parse.Promise.error('Empty sessionToken');
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}
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let userId = this.cache.get(sessionToken);
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if (userId) {
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PLog.verbose('Fetch userId %s of sessionToken %s from Cache', userId, sessionToken);
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return Parse.Promise.as(userId);
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}
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return Parse.User.become(sessionToken).then((user) => {
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PLog.verbose('Fetch userId %s of sessionToken %s from Parse', user.id, sessionToken);
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let userId = user.id;
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this.cache.set(sessionToken, userId);
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return Parse.Promise.as(userId);
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}, (error) => {
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PLog.error('Can not fetch userId for sessionToken %j, error %j', sessionToken, error);
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return Parse.Promise.error(error);
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});
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}
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}
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export {
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SessionTokenCache
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}
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