import json, urllib2

################################################################################
# This software can be used privately for any purpose.
# It may be shared publickly as long as you give credit and provide
# a link to the original source.
# Do not use this for malicious purposes.
################################################################################

# This allows for easier addition of new actions
discardResponse = {
  "validate": True,
  "invalidate": True,
  "signout": True,
  "authenticate": False,
  "refresh": False
}

# Interaction with the Mojang authentication server
def interact(action, data):
    if discardResponse[action]:
        try:
            urllib2.urlopen(urllib2.Request(url="https://authserver.mojang.com/"+action, data=json.dumps(data).encode(),headers={"Content-Type": "application/json"})).read().decode()
            return True, {}
        except urllib2.HTTPError:
            return False, {}
    else:
        try:
            serverResponse = json.loads(urllib2.urlopen(urllib2.Request(url="https://authserver.mojang.com/"+action, data=json.dumps(data).encode(),headers={"Content-Type": "application/json"})).read().decode())
            return True, serverResponse
        except urllib2.HTTPError:
            return False, {}

# Wrapper functions for interact
def authenticateUser(logname, passwd):
    return interact("authenticate", {'username': logname, 'password': passwd, 'agent': {'version': 1, 'name': 'Minecraft'}})

def validateToken(accessToken, clientToken):
    return interact("validate", {'accessToken': accessToken, 'clientToken': clientToken})

def refreshToken(accessToken, clientToken):
    return interact("refresh", {'accessToken': accessToken, 'clientToken': clientToken})

def deauthenticateUser(logname, passwd):
    return interact("signout", {'username': logname, 'password': passwd})

def invalidateToken(accessToken, clientToken):
    return interact("invalidate", {'accessToken': accessToken, 'clientToken': clientToken})