parsing date

dateparser.js

  date_options = {
    "today" : 0,
    "yesterday" : 24*60*60*1000 ,
    "day" : 24*60*60*1000,
    "week" : 7*24*60*60*1000,
    "weeks" :7*24*60*60*1000 
  }

  if (expenseObject.date) {
    var dateRe = /(\d{4})-(\d{2})-(\d{2})/;
    var matchObject = expenseObject.date.match(dateRe);
    if (!matchObject) {
      var datesplit = expenseObject.date.split(" ")
      if (isNaN(parseInt(datesplit[0]))) {
        if(date_options.slice(0,2).indexOf(datesplit[0])==-1) {
          throw new Error(Consts.MSG_INVALID_DATE);
        } else {
          expenseObject.date = require('date-format').asString('yyyy-MM-dd', new Date().setTime((new Date()).getTime()-datesplit[0]));
        }
      } else {
        if(date_options.slice(2).indexOf(datesplit[1])==-1) {
          throw new Error(Consts.MSG_INVALID_DATE);
        } else {
          expenseObject.date = require('date-format').asString('yyyy-MM-dd', new Date().setTime((new Date()).getTime()-datesplit[1])); 
        }
      }
      
    }

  } else {
    expenseObject.date = require('date-format').asString('yyyy-MM-dd', new Date());
  }