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index.js
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index.js
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const webdav = require('webdav-server').v2;
const express = require('express');
const cors = require("cors");
const AWS = require('aws-sdk');
const { v4: uuidv4 } = require('uuid');
const bodyParser = require("body-parser");
require('dotenv').config()
const S3FileSystem = require('./S3FileSystem');
const { DocumentModel } = require('./database/dbHelper');
const bucketName = process.env.BUCKET_NAME;
const userManager = new webdav.SimpleUserManager();
userManager.addUser("TestUser", "TestUser01", true);
const app = express();
app.use(bodyParser.json());
app.use(bodyParser.urlencoded({ extended: true }));
var HTTPNoAuthentication = (function () {
function HTTPNoAuthentication(userManager, realm) {
if (realm === void 0) { realm = 'realm'; }
this.userManager = userManager;
this.realm = realm;
}
HTTPNoAuthentication.prototype.askForAuthentication = function () {
return {
'WWW-Authenticate': 'Basic realm="' + this.realm + '"'
};
};
HTTPNoAuthentication.prototype.getUser = function (ctx, callback) {
var _this = this;
_this.userManager.getDefaultUser(function (defaultUser) {
callback(null, defaultUser);
});
};
return HTTPNoAuthentication;
}());
const setHeaders = (arg) => {
if (arg.request.method === "OPTIONS") {
arg.response.setHeader(
"Access-Control-Allow-Methods",
"PROPPATCH,PROPFIND,OPTIONS,DELETE,UNLOCK,COPY,LOCK,MKCOL,MOVE,HEAD,POST,PUT,GET"
);
arg.response.setHeader(
"allow",
"PROPPATCH,PROPFIND,OPTIONS,DELETE,UNLOCK,COPY,LOCK,MKCOL,MOVE,HEAD,POST,PUT,GET"
);
arg.response.setHeader("Access-Control-Allow-Headers", "*");
arg.response.setHeader("Access-Control-Allow-Origin", "*");
}
arg.response.setHeader("MS-Author-Via", "DAV");
}
const server = new webdav.WebDAVServer({
httpAuthentication: new HTTPNoAuthentication(userManager, 'Default realm')
});
server.setFileSystem('/webdav', new S3FileSystem(), (success) => {
console.log('READY');
})
server.beforeRequest((arg, next) => {
setHeaders(arg);
next();
});
app.get("/getFiles", cors(), async (req, res) => {
try {
const files = await DocumentModel.find({});
res.status(200).json({ files })
} catch (e) {
res.status(500).json({ error: e.message })
}
});
app.post("/getSignedUrl", cors(), async (req, res) => {
try {
const s3 = new AWS.S3({ region: 'us-east-1' });
const { filename, type } = req.body;
const extension = filename.split(".").pop();
const documentId = uuidv4();
const signedUrl = await s3.getSignedUrlPromise('putObject', {
Bucket: bucketName,
Key: `${documentId}.${extension}`,
ContentType: type,
Expires: 60,
});
const file = {
documentId: documentId,
title: filename.replace(`.${extension}`, "").trim(),
createdOn: new Date(),
updatedOn: new Date(),
extension: extension,
key: `${documentId}.${extension}`,
}
await DocumentModel.create(file);
res.status(200).json({ signedUrl })
} catch (e) {
res.status(500).json({ error: e.message })
}
})
app.use(webdav.extensions.express('/', server));
app.listen(1901);