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server.js
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server.js
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///////////////////////////////////////////////////////////////////////
// JSON & XML Web Data Connector //
// A Tableau Web Data Connector for connecting to XML and JSON data. //
// Author: Keshia Rose //
// GitHub: https://github.com/KeshiaRose/JSON-XML-WDC //
// Version 1.1 //
///////////////////////////////////////////////////////////////////////
const express = require("express");
const fetch = require("node-fetch");
const app = express();
const PORT = process.env.PORT || 3000;
app.use(express.static("public"));
app.use(express.urlencoded({ extended: true }));
app.get("/", (req, res) => {
res.sendFile(__dirname + "/views/index.html");
});
app.post("/proxy/*", async (req, res) => {
const url = req.url.split("/proxy/")[1];
let options = {
method: req.body.method,
};
if (req.body.method == "POST" && req.body.postBody && req.body.postBody != null && req.body.postBody !== undefined) options.body = req.body.postBody
options["headers"] = req.body.headers || {};
if (req.body.username) {
let buff = Buffer.from(req.body.username + ":" + req.body.token);
let base64data = buff.toString("base64");
options["headers"]["Authorization"] = `Basic ${base64data}`;
} else if (req.body.token) {
options["headers"]["Authorization"] = `Bearer ${req.body.token}`;
}
try {
const response = await fetch(url, options);
if (response.ok) {
const body = await response.text();
res.send({ body });
} else {
res.send({ error: response.statusText });
}
} catch (error) {
res.send({ error: error.message });
}
});
const listener = app.listen(PORT, () => {
console.log("Your app is listening on port " + listener.address().port);
});