makensi

public class RoutingDataSourceImpl extends AbstractRoutingDataSource {
  @Override
  protected Object determineCurrentLookupKey() {
    return "ds1";
  }
}

makensi

// normal way 
app.get("/myroute", function(request, response, next){
  response.render("myroute", {});
});

// dynamic way
// method = GET
// path = "/"
// route[method][path] = function(request, response, next){
//  response.render("myroute", {});

makensi

// route load and initialization
fs.readdirSync("routes").forEach(function(file){
  var route = require("./routes/"+file);
	for(var method in route){
		for(var path in route[method]){
			app[method](path,route[method][path]);
		}
	}
});

makensi

exports.get = {};
exports.post = {};
exports.all = {};

exports.get["/myroute"] = function (request, response, next){
  // rendering my template
  response.render("myroute", {});
};

makensi

// route load and initialization
fs.readdirSync("routes").forEach(function(file){
	var route = require("./routes/"+file);	
});

makensi

fs.readdirSync("directory/path").forEach(function(file){
  // file treatment
});

makensi

// post management after get
exports.get("/my/admin/url",
function(request, response, next){
   if(request.session.user){
      next();
   }else{
      response.status(403).redirect("/login");
   }
}, 
function(request, response){

makensi

// 2 options
// first, any amount of functions 
app.get('/myroute1', 
function(request,response,next){
   console.log("first");
   next();
},
function(request, response){
   console.log("second");
});

makensi

/*
<form action="/post?id=2">
   <input tpye="text" name="title" />
   <input type="submit" value="send" />
</form>
*/

export.queryStringTest = function(request, response){
   console.log(request.query.id,request.body.title);
   response.render("index", {});

makensi

//         1        2      2.1       2.2    2.3  2.4
app.param("id", function(request, response, next, id){
   // we check our id value using a function
   if(myCheckerFunction(id)){
      // we call next to continuing with execution to /post/:id route 
      next();
   }else{
      next(new Error('Incorrect id'));
   }
});