games/games.js

games

var _ = require('underscore');

exports.helloworld = function(){
  return 'hello world';  
};

exports.year = function(){
  return new Date().getFullYear();
};

exports.month = function(){
  return new Date().getMonth()+1;
};

exports.mday = function(){
  return new Date().getDate();
};

exports.hour = function(){
  return new Date().getHours();
};

exports.min = function(){
  return new Date().getMinutes();
};

exports.sec = function(){
  return new Date().getSeconds();
};

exports.yday = function(){
  return parseInt((new Date().getTime()+8*3600*1000)/86400000);
};

exports.wday = function(){
  return new Date().getDay();
};

exports.time = function(){
  return new Date().getTime();
};

exports.seconds2midnight = function(){
  var date = new Date();
  var hour = date.getHours();
  var min = date.getMinutes();
  var sec = date.getSeconds();
  return 86400-(hour*3600 + min*60 + sec);
};

exports.exec = function(command_line,cb){
  var exec = require('child_process').exec;
  exec(command_line,function(err,stdout,stderr){
    cb(err,stdout,stderr);
  });
};

exports.readFile = function(filename,cb){
  var fs = require('fs');
  fs.readFile(filename,function(err,data){
    cb(err,data.toString());
  });
};

exports.md5 = function(str){
  arcrypto = require('crypto');
  var md5 = crypto.createHash('md5');
  md5.update(str); 
  return md5.digest('hex');
};

exports.between = function (str,from,to){
  var ind_from = str.indexOf(from);
  var ind_to = str.indexOf(to);
  if(ind_from !== -1 && ind_to !== -1){
    return str.substring(ind_from+from.length,ind_to);
  }
  return "";
}

exports.outer = function (str,from,to){
  var ind_from = str.indexOf(from);
  var ind_to = str.indexOf(to);
  if(ind_from !== -1 && ind_to !== -1 && ind_from <= ind_to){
    return str.substring(0,ind_from) + str.substring(ind_to+to.length,str.length+1);
  }
  return "";
}