45 lines
1.6 KiB
TypeScript
45 lines
1.6 KiB
TypeScript
import { NextFunction, Request, Response } from 'express';
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import { HttpException } from '../exceptions/index';
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import * as redis from 'redis';
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import { Global } from "../global";
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import { Duration } from 'moment';
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// connect to Redis
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// const REDIS_URL = process.env.REDIS_URL;
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// const client = redis.createClient(REDIS_URL);
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Global.client.on('connect', () => {
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console.log(`connected to redis`);
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});
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Global.client.on('error', err => {
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console.log(`Error: ${err}`);
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});
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export function redisMiddleware(
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duration: any,
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) {
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return (request, response, next) => {
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//console.log(request.originalUrl);
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// Global.network = request.headers.network;
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let key = process.env.REDIS_KEY + Global.network + request.originalUrl || request.url
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Global.client.get(key, function(err, reply){
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if(reply && duration!=0){
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//console.log("key : ", key);
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//console.log("reply : ", reply);
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//console.log("---------------------------------------------------------------------------------------");
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//console.log(`enabled`);
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response.send(JSON.parse(reply));
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}else{
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//console.log(`raw`);
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response.sendResponse = response.send;
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response.send = (body) => {
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Global.client.set(key, JSON.stringify(body), 'EX', duration, function(err){
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//client.set(key, JSON.stringify(body));
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response.sendResponse(body);
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});
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}
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next();
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}
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});
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}
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} |