importXLS: function (req, res) {
        var uploadFile = req.file('xlsx_file_to_import');
        var request = require('request');

        var url = req.body.url;
        //console.log(req.params()); -> send error params is not a function
        console.log(req.body); // send me {}
        console.log(req.param('url')); //send me undefined

        var directoryName = sails.config.appPath +'/.tmp/public/import/xlsx/';


        var shortid = require('shortid');
        var fileName = shortid.generate()+'.xlsx';


        var mkdirp = require('mkdirp');

        mkdirp(directoryName, function (err) {
            if (err){
                 console.log(err);
                 res.status(500);
                 return res.send("Can not create directory");
            }

            uploadFile.upload({saveAs : fileName, dirname : directoryName},function onUploadComplete(err, files) {
                if (err){
                    console.log(err);
                    return res.serverError(err);
                }

                var xlsx = require('node-xlsx');
                var obj = xlsx.parse(directoryName+fileName);


               var data = obj[0]['data'];
               var objReference = createObjectReference(data);

               //données brut
               var toPost = [];

               for(var i = 1; i< data.length; i++){
                var o = {};
                var j = 0;
                for(var name in objReference){
                    o[name] = data[i][j];
                    j++;
                }
                toPost[i-1] = o;
               }









        });
      });
  },