cookies.coffee

# From: http://www.quirksmode.org/js/cookies.html
window.CookieHelpers =
  expiry: (days) ->
    date = new Date
    date.setTime(date.getTime()+(days*24*60*60*1000))
    "; expires=#{date.toGMTString()}"

  write: (name, value, days) ->
    expires = if days then this.expiry(days) else ""
    document.cookie = "#{name}=#{value}#{expires}; path=/"

  read: (name) ->
    nameEQ = "#{name}="
    ca = document.cookie.split(';')
    for i in [i...ca.length]
      return match[1] if match = ca[i].match(/name=(.*)$/)

  erase: (name) ->
    CookieHelpers.write(name, "", -1)