zents/lib/security/stores/RedisSessionStoreAdapter.js

ZenTS is a Node.js & TypeScript MVC-Framework for building rich web applications, released as free and open-source software under the MIT License. It is designed for building web applications with modern tools and design patterns.

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.RedisSessionStoreAdapter = void 0;
const enums_1 = require("../../types/enums");
const logger_1 = require("../../log/logger");
const ms_1 = __importDefault(require("ms"));
class RedisSessionStoreAdapter {
    constructor(databaseContainer, providerOptions) {
        this.redisClient = databaseContainer.get(enums_1.DB_TYPE.REDIS);
        this.prefix = providerOptions.storePrefix;
        this.expire = providerOptions.expireInMS;
        this.keepTTL = providerOptions.redisKeepTTL;
    }
    async create(sessionId) {
        const prefixedSessionId = this.getPrefixedSessionId(sessionId);
        const record = await this.redisClient.get(prefixedSessionId);
        if (record) {
            return;
        }
        const options = [];
        if (this.expire !== -1) {
            options.push('PX', this.expire);
        }
        else {
            options.push('PX', ms_1.default('7d'));
        }
        if (this.keepTTL) {
            options.push('KEEPTTL');
        }
        await this.redisClient.set(prefixedSessionId, '{}', ...options);
    }
    async load(sessionId) {
        const record = await this.redisClient.get(this.getPrefixedSessionId(sessionId));
        let data = {};
        if (!record || !record.length) {
            return data;
        }
        try {
            data = JSON.parse(record);
        }
        catch (e) {
            data = {};
            logger_1.log.error(e);
        }
        return data;
    }
    async persist(sessionId, data) {
        let record;
        try {
            record = JSON.stringify(data);
        }
        catch (e) {
            record = '';
            logger_1.log.error(e);
        }
        await this.redisClient.set(this.getPrefixedSessionId(sessionId), record);
    }
    async remove(sessionId) {
        if (!(await this.has(sessionId))) {
            return;
        }
        await this.redisClient.del(this.getPrefixedSessionId(sessionId));
    }
    async has(sessionId) {
        return !!(await this.redisClient.exists(this.getPrefixedSessionId(sessionId)));
    }
    getPrefixedSessionId(sessionId) {
        return `${this.prefix}${sessionId}`;
    }
}
exports.RedisSessionStoreAdapter = RedisSessionStoreAdapter;
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