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app.js
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app.js
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// Node.js + Express MemCachier Example
// Author: MemCachier Inc.
// License: MIT
/*jshint node: true */
/*jslint unparam: true*/
// Douglas Crockford is wrong, synchronous at startup makes sense.
/*jslint stupid: true*/
// Dependencies
var express = require('express'),
logger = require('morgan'),
path = require('path'),
winston = require('winston'),
memjs = require("memjs").Client;
// Constants / Configuration
var logFile = 'nodejs.log';
var mjs = memjs.create();
// Start Express
var app = express();
app.configure(function () {
app.use(express.urlencoded());
app.use(express.json());
});
// View Engine Setup
app.set('views', path.join(__dirname, 'views'));
app.set('view engine', 'jade');
// Middleware Setup
app.use(logger('dev'));
app.use(require('less-middleware')({ src: path.join(__dirname, 'public') }));
app.use(express.static(path.join(__dirname, 'public')));
app.use(app.router);
// Setup log file for file uploads
winston.add(winston.transports.File, { filename: logFile });
// Routes
app.get('/', function(req, res){
mjs.get('example-key', function(err, v) {
if (v) {
res.render('index', {value: v.toString()});
} else {
res.render('index', {value: '<None set>'});
}
});
});
app.post('/set', function(req, res){
var v = req.param('value');
console.log("Setting example-key to " + v);
mjs.set('example-key', v, function(err) {
if (err) {
console.log("Error setting key: " + err);
res.render('error', {
message: err.message,
error: err
});
} else {
res.redirect('/');
}
});
});
/// Error Handlers
// development error handler
// will print stacktrace
if (app.get('env') === 'development') {
app.use(function(err, req, res, next) {
res.render('error', {
message: err.message,
error: err
});
});
}
// production error handler
// no stacktraces leaked to user
app.use(function(err, req, res, next) {
res.render('error', {
message: err.message,
error: {}
});
});
module.exports = app;