ginger middleware thing

app.js

// app setup

app.configure(function() {
  app.use(require("./send_response")(path.join(__dirname, "views")));
});

// wheee

app.get("/", function(req, res, next) {
  return res.send_response("some/template.html", {a: "b", c: "d"});
});

send_response.js

var fs = require("fs"),
    path = require("path"),
    Ginger = require("ginger");

module.exports = function(root) {
  var compiler = new Ginger.Compiler(),
      ctx = new Ginger.Context();

  ctx.on_not_found = function(name, cb) {
    console.log("parsing template " + name);

    fs.readFile(path.join(root, name + ".ginger"), function(err, data) {
      if (err) {
        return cb(err);
      }

      var parsed = Ginger.Parser.parse(data.toString());
      var compiled = compiler.compile(parsed);

      var fn = new Function("ctx", "cb", compiled);

      cb(null, fn);
    });
  };

  var send_response = function(template, data) {
    data = data || {};

    if (this.req.xhr) {
      return this.json({template: template, data: data});
    }

    var self = this;
    ctx.create_child(data).render(template, function(err, data) {
      self.send(data);
    });
  };

  return function(req, res, next) {
    res.send_response = send_response;
    return next();
  });
};