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[Fix] bodyparser example - support for Content-Type of application/x-www-form-urlencoded #1264

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merged 1 commit into from Jun 6, 2018
Merged

[Fix] bodyparser example - support for Content-Type of application/x-www-form-urlencoded #1264

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24 changes: 17 additions & 7 deletions examples/middleware/bodyDecoder-middleware.js
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Expand Up @@ -29,19 +29,31 @@ var http = require('http'),
request = require('request'),
colors = require('colors'),
util = require('util'),
queryString = require('querystring'),
bodyParser = require('body-parser'),
httpProxy = require('../../lib/http-proxy'),
proxy = httpProxy.createProxyServer({});


//restream parsed body before proxying
proxy.on('proxyReq', function(proxyReq, req, res, options) {
if(req.body) {
let bodyData = JSON.stringify(req.body);
// incase if content-type is application/x-www-form-urlencoded -> we need to change to application/json
proxyReq.setHeader('Content-Type','application/json');
if (!req.body || !Object.keys(req.body).length) {
return;
}

var contentType = proxyReq.getHeader('Content-Type');
var bodyData;

if (contentType === 'application/json') {
bodyData = JSON.stringify(req.body);
}

if (contentType === 'application/x-www-form-urlencoded') {
bodyData = queryString.stringify(req.body);
}

if (bodyData) {
proxyReq.setHeader('Content-Length', Buffer.byteLength(bodyData));
// stream the content
proxyReq.write(bodyData);
}
});
Expand Down Expand Up @@ -94,5 +106,3 @@ http.createServer(app1).listen(9013, function(){
console.log('return for urlencoded request:' ,err, data)
})
});