timers3000/app/controller/appcontroller.js

Provides a graphical interface in your browser to create and manage incremental timers for your daily tasks.

var pjson = require('../../package.json')
,   fs    = require('fs');

/**
 * Does nothing
 * shamelessly copypasted from the ungit source :S
 */
function noop() {}

/**
 * Check npm for the latest version of timers3000
 * shamelessly copypasted from the ungit source :S
 * EDIT: Not so much c+p'd anymore
 */
var npmconf, RegClient, lastUpdateCheck ;
exports.updateNeeded = function(callback) {
  //check once per minute max
  var now = Date.now();
  if(!lastUpdateCheck) lastUpdateCheck = now-60001;
  if(now - lastUpdateCheck < 60000){
    callback(null,false,pjson.version);
  }else{
    lastUpdateCheck = now;
    if (!npmconf) npmconf = require('npmconf');
    if (!RegClient) RegClient = require('npm-registry-client');
    npmconf.load({}, function(err, config) {
      if (err) return callback(err);
          var client = new RegClient(config);
      options = {timeout:1000};

      client.get('https://registry.npmjs.org/timers3000', options, function (err, data, raw, res) {
        if (err) return callback(err);
        var versions = Object.keys(data.versions);
        var currentVersion = pjson.version;
        var latestVersion = versions[versions.length - 1];
        var result = currentVersion < latestVersion;
        callback(null, result, latestVersion);
      })
    });
  }
  return;
}



/**
 * Change the databasepath
 * @param  {String}   key      The properties name
 * @param  {String}   value    The new value
 * @param  {Function} callback The clients callbackfunction
 */
exports.changePreference = function(key, value, callback){
  switch(key){
    case "database" : {
      //If the path exists
      if(fs.existsSync(value)){
        //and is a directory 
        if(fs.lstatSync(value).isDirectory()){
          //apply changes
          process.env.TIMERDB = value;
          break;    
        }else{
          return callback("Path is not a directory.",null);
        }
      }else{
        return callback("Path doesn't exist.",null);
      }
    }
    case "port"       : process.env.TIMERPORT = value;break;
    case "sortingKey" : process.env.TIMERSORTINGKEY = value;break;
  }

  newConfig = {
    "database"     : process.env.TIMERDB,
    "port"         : process.env.TIMERPORT,
    "sortingKey"   : process.env.TIMERSORTINGKEY
  }
  
  fs.writeFile(__dirname + '/../../config/config.json', JSON.stringify(newConfig, null, 4), function(err) {
    if(err) {
        callback(err,null)
    } else {
        callback(err,true)
    }
  }); 
}