Meteor Picker API: Upload files thru REST API.

server.js

import {
  WebApp
} from 'meteor/webapp'
import bodyParser from 'body-parser'
const fs = require('fs');
const fse = require('fs-extra')
const path = require('path');

const multer = require('multer');

const upload = multer();

Picker.middleware(upload.any());


Picker.route('/api', function (params, req, res, next) {

// files
  if (req.files && req.files.length > 0) {

    console.log('Headers: ',JSON.stringify(req.headers))
    console.log('File: ',req.files[0])
    
    var file = req.files[0];

    var outputPath = project.edifact_orders_encryped + file.originalname
    fs.writeFileSync(outputPath, file.data, "binary", (err, result) => {
      if (err) {
        console.log(err);
      } else {
        console.log('Success: File is written:', file.name)
      }
    });

    res.writeHead(200, {
      'Content-Type': 'application/json'
    })


    var fileData = {
      status: true,
      message: 'File is uploaded',
      header: JSON.stringify(req.headers),
      data: {
        name: file.originalname,
        mimetype: file.mimetype,
        size: file.size
      }
    }
 
  res.end(JSON.stringify(fileData));





}


return
// Getting streamed data... 

let body = ''
req.on('data', Meteor.bindEnvironment((data) => {
  body += data;
})).on('end', function () {

  //



  var msg = {}
  msg.id = req.headers["message-id"]
  msg.to = req.headers["as2-to"]
  msg.from = req.headers['as2-from']
  let d = new Date()

  msg.fileName = msg.id;

  var doc = body;
  // Writing A Message 
  if (req.headers && msg.id && msg.to && msg.from && body) {
    console.log('Success: File Passed')
    res.setHeader('Content-Type', 'application/json');
    project.writeOrder(project.edifact_orders_encryped, msg.fileName, doc)
    // project.writeOrder(project.edifact_orders, msg.fileName, doc)
    var xml = Parse.renderEDI(doc)
    // project.rm(project.edifact_orders + msg.fileName)
    project.writeOrder(project.opentrans_orders, msg.fileName + ".xml", xml)
    // project.writeOrder(project.edifact_orders_done, msg.fileName, doc)
    console.log('Success: File is converted')
    res.writeHead(200, {
      'Content-Type': 'text/html'
    })
    // res.statusCode = 200
    res.end();
  } else {
    console.log(JSON.stringify(req.headers));
    console.log('Error: File is not passed')
    res.writeHead(400, {
      'Content-Type': 'text/html'
    })
    // res.statusCode = 400
    res.end();
  }
})
})

var multer = Meteor.npmRequire('multer'),
      upload = multer();

Picker.middleware(upload.any());

Picker.route('/incoming', function(params, req, res, next) {
    if (req.files && req.files.length > 0) {
    fileData = req.files[0].buffer
    }
});