Created
June 8, 2021 09:02
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overpass turbo URL shortener
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| var http = require('http'); | |
| var url = require('url'); | |
| var redis = require('redis'); | |
| var base62 = require('base62'); | |
| var db = redis.createClient("/var/run/redis/redis-server.sock"); | |
| http.createServer(function (req, res) { | |
| if (req.method == "OPTIONS") { | |
| res.writeHead(200, { | |
| 'Access-Control-Allow-Origin': '*', | |
| 'Access-Control-Allow-Methods': 'GET, OPTIONS', | |
| 'Access-Control-Allow-Headers': 'x-requested-with', | |
| }); | |
| res.end(); | |
| return; | |
| } | |
| var req_url = url.parse(req.url); | |
| if (req_url.pathname == "/create") { | |
| // only allow a whitelist of minify-able pages: | |
| if (!req_url.query.match(/^(\?|index.html\?|map.html\?)/)) { | |
| res.writeHead(403, { | |
| 'Content-Type': 'text/plain', | |
| 'Access-Control-Allow-Origin': '*', | |
| }); | |
| res.end(); | |
| } else | |
| db.incr("short_urls_count", function(err, short_urls_count) { | |
| var short_id = base62.encode(short_urls_count); | |
| var short_url = "https://overpass-turbo.eu/s/"+short_id; | |
| db.hset("short_urls", short_id, req_url.query); | |
| res.writeHead(200, { | |
| 'Content-Type': 'text/plain', | |
| 'Access-Control-Allow-Origin': '*', | |
| }); | |
| res.end(short_url); | |
| }); | |
| } else { | |
| db.hget("short_urls", req_url.path.substr(1), function(err, short_url) { | |
| res.writeHead(301, { | |
| 'Location': 'https://overpass-turbo.eu/'+short_url, | |
| 'Access-Control-Allow-Origin': '*', | |
| }); | |
| res.end(); | |
| }); | |
| } | |
| }).listen(8191, '127.0.0.1'); |
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| { | |
| "requires": true, | |
| "lockfileVersion": 1, | |
| "dependencies": { | |
| "base62": { | |
| "version": "2.0.1", | |
| "resolved": "https://registry.npmjs.org/base62/-/base62-2.0.1.tgz", | |
| "integrity": "sha512-4t4WQK7mdbcWzqEBiq6tfo2qDCeIZGXvjifJZyxHIVcjQkZJxpFtu/pa2Va69OouCkg6izZ08hKnPxroeDyzew==" | |
| }, | |
| "denque": { | |
| "version": "1.4.1", | |
| "resolved": "https://registry.npmjs.org/denque/-/denque-1.4.1.tgz", | |
| "integrity": "sha512-OfzPuSZKGcgr96rf1oODnfjqBFmr1DVoc/TrItj3Ohe0Ah1C5WX5Baquw/9U9KovnQ88EqmJbD66rKYUQYN1tQ==" | |
| }, | |
| "redis": { | |
| "version": "3.0.2", | |
| "resolved": "https://registry.npmjs.org/redis/-/redis-3.0.2.tgz", | |
| "integrity": "sha512-PNhLCrjU6vKVuMOyFu7oSP296mwBkcE6lrAjruBYG5LgdSqtRBoVQIylrMyVZD/lkF24RSNNatzvYag6HRBHjQ==", | |
| "requires": { | |
| "denque": "^1.4.1", | |
| "redis-commands": "^1.5.0", | |
| "redis-errors": "^1.2.0", | |
| "redis-parser": "^3.0.0" | |
| } | |
| }, | |
| "redis-commands": { | |
| "version": "1.6.0", | |
| "resolved": "https://registry.npmjs.org/redis-commands/-/redis-commands-1.6.0.tgz", | |
| "integrity": "sha512-2jnZ0IkjZxvguITjFTrGiLyzQZcTvaw8DAaCXxZq/dsHXz7KfMQ3OUJy7Tz9vnRtZRVz6VRCPDvruvU8Ts44wQ==" | |
| }, | |
| "redis-errors": { | |
| "version": "1.2.0", | |
| "resolved": "https://registry.npmjs.org/redis-errors/-/redis-errors-1.2.0.tgz", | |
| "integrity": "sha1-62LSrbFeTq9GEMBK/hUpOEJQq60=" | |
| }, | |
| "redis-parser": { | |
| "version": "3.0.0", | |
| "resolved": "https://registry.npmjs.org/redis-parser/-/redis-parser-3.0.0.tgz", | |
| "integrity": "sha1-tm2CjNyv5rS4pCin3vTGvKwxyLQ=", | |
| "requires": { | |
| "redis-errors": "^1.0.0" | |
| } | |
| } | |
| } | |
| } |
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