// Generated by CoffeeScript 1.8.0
(function() {
  var DEV, MONGODB_PORT, MONGODB_SERVER, app, db, express, mongo, server;

  express = require('express');

  mongo = require('mongodb');

  DEV = process.env.NODE_ENV === 'development';

  MONGODB_SERVER = DEV ? 'localhost' : 'db_mongo';

  MONGODB_PORT = parseInt(process.env.MONGODB_PORT || 27017, 10);

  console.log(" ---> Starting NewsBlur Favicon server...");

  if (!DEV && !process.env.NODE_ENV) {
    console.log(" ---> Specify NODE_ENV=<development,production>");
    return;
  } else if (DEV) {
    console.log(" ---> Running as development server");
  } else {
    console.log(" ---> Running as production server");
  }

  if (DEV) {
    server = new mongo.Server(MONGODB_SERVER, MONGODB_PORT, {
      auto_reconnect: true,
      poolSize: 12
    });
  } else {
    server = new mongo.ReplSetServers([
      new mongo.Server(MONGODB_SERVER, MONGODB_PORT, {
        auto_reconnect: true
      })
    ], {
      rs_name: 'nbset'
    });
  }

  db = new mongo.Db('newsblur', server, {
    readPreference: mongo.ReadPreference.SECONDARY_PREFERRED,
    safe: false
  });

  app = express.createServer();

  app.use(express.bodyParser());

  db.open((function(_this) {
    return function(err, client) {
      return client.collection("feed_icons", function(err, collection) {
        _this.collection = collection;
      });
    };
  })(this));

  app.get(/^\/rss_feeds\/icon\/(\d+)\/?/, (function(_this) {
    return function(req, res) {
      var etag, feed_id;
      feed_id = parseInt(req.params, 10);
      etag = req.header('If-None-Match');
      return _this.collection.findOne({
        _id: feed_id
      }, function(err, docs) {
        console.log("Req: " + feed_id + ", etag: " + etag + "/" + (docs != null ? docs.color : void 0) + " (err: " + err + ", docs? " + (!!(docs && docs.data)) + ")");
        if (!err && etag && docs && (docs != null ? docs.color : void 0) === etag) {
          return res.send(304);
        } else if (!err && docs && docs.data) {
          res.header('etag', docs.color);
          return res.send(new Buffer(docs.data, 'base64'), {
            "Content-Type": "image/png"
          });
        } else {
          if (DEV) {
            return res.redirect('/media/img/icons/circular/world.png');
          } else {
            return res.redirect('https://www.newsblur.com/media/img/icons/circular/world.png');
          }
        }
      });
    };
  })(this));

  app.listen(3030);

}).call(this);