diff options
| -rw-r--r-- | .gitignore | 3 | ||||
| -rw-r--r-- | api-routes.js | 32 | ||||
| -rw-r--r-- | config.sample.js | 5 | ||||
| -rw-r--r-- | db/url-schema.js | 14 | ||||
| -rw-r--r-- | index.js | 33 | ||||
| -rw-r--r-- | package-lock.json | 870 | ||||
| -rw-r--r-- | package.json | 22 | ||||
| -rw-r--r-- | routes.js | 29 | ||||
| -rw-r--r-- | static/index.html | 11 | ||||
| -rw-r--r-- | static/notfound.html | 11 | ||||
| -rw-r--r-- | utils.js | 33 |
11 files changed, 1063 insertions, 0 deletions
@@ -1,3 +1,6 @@ +# Actual config should be copied from config.sample.js and customized +config.js + # Logs logs *.log diff --git a/api-routes.js b/api-routes.js new file mode 100644 index 0000000..9f02edb --- /dev/null +++ b/api-routes.js @@ -0,0 +1,32 @@ +const express = require('express'); +const Url = require('./db/url-schema.js'); +const utils = require('./utils.js'); +const router = express.Router(); + +router.all('/', async (req, res) => { + utils.sendBadRequestError(res, 'Nothing to be done at API root.'); +}); + +router.put('/:slug', async (req, res) => { + try { + const {url} = req.body; + const slug = req.params.slug; + if (!utils.isUrlFormatted(url)) + return utils.sendBadRequestError(res, 'URL "'+url+'" is malformatted. Must be a valid URL.'); + if (!utils.isAlphaNumeric(slug)) + return utils.sendBadRequestError(res, 'Slug "'+slug+'" is malformatted. Must be alphanumeric.'); + if (await Url.exists({slug: slug})) + return utils.sendBadRequestError(res, 'Slug "'+slug+'" already exists. Updates are not supported at this time.'); + + await new Url({url, slug}).save(); + utils.sendSuccessfulSlugCreation(res, slug); + } catch (err) { + utils.sendInternalServerError(res); + } +}); + +router.all('/*', async (req, res) => { + utils.sendNotFoundError(res); +}); + +module.exports = router; diff --git a/config.sample.js b/config.sample.js new file mode 100644 index 0000000..1123a8a --- /dev/null +++ b/config.sample.js @@ -0,0 +1,5 @@ +module.exports = { + PORT: 8080, + MONGO_URI: 'mongodb://127.0.0.1:27017/flems', + BASE_URI: 'https://fle.ms/' +} diff --git a/db/url-schema.js b/db/url-schema.js new file mode 100644 index 0000000..8392e3d --- /dev/null +++ b/db/url-schema.js @@ -0,0 +1,14 @@ +const mongoose = require('mongoose'); + +const UrlSchema = new mongoose.Schema({ + slug: { + type: mongoose.SchemaTypes.String, + required: true + }, + url: { + type: mongoose.SchemaTypes.String, + required: true + } +}); + +module.exports = mongoose.model('Url', UrlSchema); diff --git a/index.js b/index.js new file mode 100644 index 0000000..fa848a3 --- /dev/null +++ b/index.js @@ -0,0 +1,33 @@ +const express = require('express'); +const mongoose = require('mongoose'); +const config = require('./config.js'); +const routes = require('./routes.js'); +const apiRoutes = require('./api-routes.js'); + +async function serve() { + try { + await mongoose.connect(config.MONGO_URI, { + useNewUrlParser: true, + useUnifiedTopology: true + }); + console.log('[mongoose] Database connected.') + } catch (e) { + console.error('[mongoose]', e); + process.exit(1); + } + + const app = express(); + + app.use(express.urlencoded({extended: true})); + app.use(express.json()); + + app.use('/api', apiRoutes); + app.use('/', routes); + + const PORT = config.PORT || 80; + app.listen(PORT, () => { + console.log('[express] Webserver started.'); + }); +} + +serve(); diff --git a/package-lock.json b/package-lock.json new file mode 100644 index 0000000..dc1a5ad --- /dev/null +++ b/package-lock.json @@ -0,0 +1,870 @@ +{ + "name": "fle.ms", + "version": "0.0.0", + "lockfileVersion": 3, + "requires": true, + "packages": { + "": { + "name": "fle.ms", + "version": "0.0.0", + "license": "MIT", + "dependencies": { + "dotenv": "^16.3.1", + "express": "^4.18.2", + "mongoose": "^7.6.3" + } + }, + "node_modules/@mongodb-js/saslprep": { + "version": "1.1.0", + "resolved": "https://registry.npmjs.org/@mongodb-js/saslprep/-/saslprep-1.1.0.tgz", + "integrity": "sha512-Xfijy7HvfzzqiOAhAepF4SGN5e9leLkMvg/OPOF97XemjfVCYN/oWa75wnkc6mltMSTwY+XlbhWgUOJmkFspSw==", + "optional": true, + "dependencies": { + "sparse-bitfield": "^3.0.3" + } + }, + "node_modules/@types/node": { + "version": "20.8.6", + "resolved": "https://registry.npmjs.org/@types/node/-/node-20.8.6.tgz", + "integrity": "sha512-eWO4K2Ji70QzKUqRy6oyJWUeB7+g2cRagT3T/nxYibYcT4y2BDL8lqolRXjTHmkZCdJfIPaY73KbJAZmcryxTQ==", + "dependencies": { + "undici-types": "~5.25.1" + } + }, + "node_modules/@types/webidl-conversions": { + "version": 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"dependencies": { + "express": "^4.18.2", + "mongoose": "^7.6.3" + } +} diff --git a/routes.js b/routes.js new file mode 100644 index 0000000..d07e791 --- /dev/null +++ b/routes.js @@ -0,0 +1,29 @@ +const express = require('express'); +const path = require('path'); +const Url = require('./db/url-schema.js'); +const utils = require('./utils.js'); +const router = express.Router(); + +router.get('/', async (req, res) => { + res.sendFile('static/index.html', { + root: path.join(__dirname) + }, () => utils.sendNotFoundError(res)); +}); + +router.get('/:slug', async (req, res) => { + try { + const url = await Url.findOne({slug: req.params.slug}); + if (url) + res.redirect(301, url.url); + else + utils.sendNotFoundError(res); + } catch (err) { + utils.sendInternalServerError(res); + } +}); + +router.all('/*', async (req, res) => { + utils.sendNotFoundError(res); +}) + +module.exports = router; diff --git a/static/index.html b/static/index.html new file mode 100644 index 0000000..b59e0ef --- /dev/null +++ b/static/index.html @@ -0,0 +1,11 @@ +<!DOCTYPE html> +<html> + <head> + <meta charset="utf-8" /> + <title>fle.ms</title> + </head> + <body> + <h1>fle.ms</h1> + <p>URL Shortener</p> + </body> +</html> diff --git a/static/notfound.html b/static/notfound.html new file mode 100644 index 0000000..b3b5f2f --- /dev/null +++ b/static/notfound.html @@ -0,0 +1,11 @@ +<!DOCTYPE html> +<html> + <head> + <meta charset="utf-8" /> + <title>fle.ms</title> + </head> + <body> + <h1>fle.ms</h1> + <p>404 Not Found Page</p> + </body> +</html> diff --git a/utils.js b/utils.js new file mode 100644 index 0000000..7ea6b42 --- /dev/null +++ b/utils.js @@ -0,0 +1,33 @@ +const path = require('path'); +const config = require('./config.js'); + +const helperFunctions = { + sendNotFoundError : function (res) { + res.status(404).sendFile('static/notfound.html', {root: path.join(__dirname)}, + err => res.json( + {status: "ERROR", statusCode: 404, errorType: "NOT FOUND", errorMessage: "Not Found"} + )); + }, + sendBadRequestError : function (res, errorMessage) { + res.status(400).json({status: "ERROR", statusCode: 400, errorType: "BAD REQUEST", errorMessage}); + }, + sendInternalServerError : function (res) { + res.status(404).json({status: "ERROR", statusCode: 500, errorType: "INTERNAL", errorMessage: "Internal Server Error"}); + }, + sendSuccessfulSlugCreation : function (res, slug) { + res.status(201).json({status: "SUCCESS", statusCode: 201, data: {shortUrl: config.BASE_URI+slug}}); + }, + isAlphaNumeric : function (str) { + return str.match(/^[a-zA-Z0-9]+$/) !== null; + }, + isUrlFormatted : function (str) { + try { + new URL(str); + return true; + } catch (err) { + return false; + } + } +}; + +module.exports = helperFunctions; |
