logging.js

'use strict';

var winston = require('winston'),
    util    = require('util');

//winston logging for papertrail
require('winston-papertrail').Papertrail;

var logger;

// change to correct path for logs directory
var logsPath = path.join(__dirname, '../../logs');

var env = process.env.NODE_ENV || 'development';

if (process.env.NODE_ENV === 'production') {
  logger = new winston.Logger({
    transports: [
      new winston.transports.Papertrail({
          host: 'logs.papertrailapp.com',
          port: '',
          colorize: true
      }),
      new (winston.transports.File)({
        filename: '../../logs/production_log.log'
      })
    ]
  });

} else {
  logger = new winston.Logger({
    transports: [
      new (winston.transports.Console)({
        level: 'info',
        colorize: true,
        timestamp: true
      })
    ]
  });
}

logger.add(winston.transports.File, {
        filename: logsPath + '/' + env + '_log.log',
        colorize: true,
        level: 'info',
        timestamp: true
      });

// These functions apply the console function to the winston logger
function formatArgs(args){
    return [util.format.apply(util.format, Array.prototype.slice.call(args))];
}
 
console.log = function(){
    logger.info.apply(logger, formatArgs(arguments));
};
console.info = function(){
    logger.info.apply(logger, formatArgs(arguments));
};
console.warn = function(){
    logger.warn.apply(logger, formatArgs(arguments));
};
console.error = function(){
    logger.error.apply(logger, formatArgs(arguments));
};
console.debug = function(){
    logger.debug.apply(logger, formatArgs(arguments));
};

module.exports = logger;


// module.exports = {
//     middleware: function(req, res, next){
//         console.info(req.method, req.url, res.statusCode);
//         next();
//     },
//     production: production
// };

// Override the built-in console methods with winston hooks
// switch((process.env.NODE_ENV || '').toLowerCase()){
//     case 'production':
//         production = true;
//         logger.add(winston.transports.File, {
//             filename: __dirname + '/application.log',
//             handleExceptions: true,
//             exitOnError: false,
//             level: 'warn'
//         });
//         break;
//     case 'test':
//         // Don't set up the logger overrides
//         return;
//     default:
//         logger.add(winston.transports.Console, {
//             colorize: true,
//             timestamp: true,
//             level: 'info'
//         });
//         break;
// }