var colors = require('colors');
var Auth = require('basic-auth')

console.warn = makeColorConsole(console.warn, 'yellow')
console.error = makeColorConsole(console.error, 'red')

function makeColorConsole(fct, color){
  return function(){
    for (var i in arguments)
      if (arguments[i] instanceof Object)
        arguments[i] = sys.inspect(arguments[i]);
    fct(Array.prototype.join.call(arguments," ")[color]);
  };
}

exports.basicAuth = function (req, res, next) {
  var myAuth = Auth(req)
  if (myAuth) {
    req.session.username = myAuth.name
    req.session.userpassword = myAuth.pass
    next()
  } else {
    res.statusCode = 401
    res.setHeader('WWW-Authenticate', 'Basic realm="WebSSH"')
    res.end('Username and password required for web SSH service.')
  }
}