import urllib,json

AuthorizeServer='https://login./oauth20_authorize.srf'
OauthServer='https://login./oauth20_token.srf'
ClientId=''#CLIENT_ID
ClientSecret=''#CLIENT_SECRET
Scope='wl.offline_access wl.skydrive_update'
RedirectUri='http://live./callback'
ApiServer='https://apis./v5.0/'
Token=None

def SaveRefreshToken(refresh):
    return ''

def ReadRefreshToken():
    return ''

def Get(url):
    return urllib.urlopen(url).read()
    
def Post(url,data):
    return urllib.urlopen(url,urllib.urlencode(data)).read()
    
def GetTokenByCode(code):
    data={}
    data['client_id']=ClientId
    data['redirect_uri']=RedirectUri
    data['client_secret']=ClientSecret
    data['code']=code
    data['grant_type']='authorization_code'
    data=Post(OauthServer,data)
    var=json.loads(data)
    if var.get('access_token') and var.get('refresh_token'):
        SaveRefreshToken(var['refresh_token'])
        global Token
        Token=var['access_token']
        return var['access_token']
    return False
    
def GetTokenByRefresh(refresh):
    data={}
    data['client_id']=ClientId
    data['client_secret']=ClientSecret
    data['redirect_uri']=RedirectUri
    data['refresh_token']=refresh
    data['grant_type']='refresh_token'
    data=Post(OauthServer,data)
    var=json.loads(data)
    if var.get('access_token') and var.get('refresh_token'):
        SaveRefreshToken(var['refresh_token'])
        global Token
        Token=var['access_token']
        return var['access_token']
    return False
    
def GetToken():
    global Token
    GetTokenByRefresh(ReadRefreshToken())
    if Token:
        return Token
    return False
    
def Request(path):
    global Token
    if GetToken():
        url=ApiServer
        url+=path
        url+='?access_token='+str(Token)
        return json.loads(Get(url))
    return False
    
def AuthorizeUri():
    url=AuthorizeServer+'?'
    url+='client_id='+ClientId+'&'
    url+='scope='+urllib.quote(Scope)+'&'
    url+='response_type=code&'
    url+='redirect_uri='+urllib.quote(RedirectUri)
    return url