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1
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'use strict'
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2
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3
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var express = require('express');
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4
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var app = express();
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5
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var mcache = require('memory-cache');
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6
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const request = require('superagent');
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7
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8
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var cache = (duration) => {
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9
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return (req, res, next) => {
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10
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let key = '__express__' + req.originalUrl || req.url
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11
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let cachedBody = mcache.get(key)
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12
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if (cachedBody) {
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13
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res.send(cachedBody)
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14
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return
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15
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} else {
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16
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res.sendResponse = res.send
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17
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res.send = (body) => {
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18
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mcache.put(key, body, duration * 1000);
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19
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res.sendResponse(body)
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20
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}
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21
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next()
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22
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}
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23
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}
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24
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}
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25
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26
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27
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app.get('/get',cache(10), (req, res) => {
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28
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setTimeout(() => {
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29
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const url = (req.query)?req.query.url:null;
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30
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if (!url){
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31
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res.status(404).send('Not Found'); //not found
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32
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33
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}else{
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34
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request.get(url, function (err, response) {
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35
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if (err) throw err;
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36
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37
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// response.body contains an array of public repositories
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38
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// var repoNumber = response.body.length;
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39
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res.send(response);
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40
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})
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41
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}
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42
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})
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43
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});
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44
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45
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app.use((req, res) => {
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46
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res.status(404).send('Not Found') //not found
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47
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})
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48
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49
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app.listen(process.env.PORT, function () {
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50
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console.log(`Example app listening on port ${process.env.PORT}!`)
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51
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})
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