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odoo/addons/google_account/google_account.py

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# -*- coding: utf-8 -*-
##############################################################################
#
# OpenERP, Open Source Management Solution
# Copyright (C) 2004-2010 Tiny SPRL (<http://tiny.be>).
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as
# published by the Free Software Foundation, either version 3 of the
# License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
##############################################################################
from openerp.osv import osv
from openerp import SUPERUSER_ID
from openerp.tools.translate import _
from openerp.addons.web.http import request
import werkzeug.urls
import urllib2
import simplejson
import logging
_logger = logging.getLogger(__name__)
class google_service(osv.osv_memory):
_name = 'google.service'
def generate_refresh_token(self, cr, uid, service, authorization_code, context=None):
ir_config = self.pool['ir.config_parameter']
client_id = ir_config.get_param(cr, SUPERUSER_ID, 'google_%s_client_id' % service)
client_secret = ir_config.get_param(cr, SUPERUSER_ID, 'google_%s_client_secret' % service)
redirect_uri = ir_config.get_param(cr, SUPERUSER_ID, 'google_redirect_uri')
#Get the Refresh Token From Google And store it in ir.config_parameter
headers = {"Content-type": "application/x-www-form-urlencoded"}
data = dict(code=authorization_code, client_id=client_id, client_secret=client_secret, redirect_uri=redirect_uri, grant_type="authorization_code")
data = werkzeug.url_encode(data)
try:
req = urllib2.Request("https://accounts.google.com/o/oauth2/token", data, headers)
content = urllib2.urlopen(req).read()
except urllib2.HTTPError:
raise self.pool.get('res.config.settings').get_config_warning(cr, _("Something went wrong during your token generation. Maybe your Authorization Code is invalid or already expired"), context=context)
content = simplejson.loads(content)
return content.get('refresh_token')
def _get_google_token_uri(self, cr, uid, service, scope, context=None):
ir_config = self.pool['ir.config_parameter']
params = {
'scope': scope,
'redirect_uri': ir_config.get_param(cr, SUPERUSER_ID, 'google_redirect_uri'),
'client_id': ir_config.get_param(cr, SUPERUSER_ID, 'google_%s_client_id' % service),
'response_type': 'code',
'client_id': ir_config.get_param(cr, SUPERUSER_ID, 'google_%s_client_id' % service),
}
uri = 'https://accounts.google.com/o/oauth2/auth?%s' % werkzeug.url_encode(params)
return uri
#If no scope is passed, we use service by default to get a default scope
def _get_authorize_uri(self, cr, uid, from_url, service, scope = False, context=None):
""" This method return the url needed to allow this instance of OpenErp to access to the scope of gmail specified as parameters """
state_obj = dict(d=cr.dbname, s=service, f=from_url)
base_url = self.get_base_url(cr, uid, context)
client_id = self.get_client_id(cr, uid, service, context)
params = {
'response_type': 'code',
'client_id': client_id,
'state' : simplejson.dumps(state_obj),
'scope': scope or 'https://www.googleapis.com/auth/%s' % (service,),
'redirect_uri': base_url + '/google_account/authentication',
'approval_prompt':'force',
'access_type':'offline'
}
uri = self.get_uri_oauth(a='auth') + "?%s" % werkzeug.url_encode(params)
return uri
def _get_google_token_json(self, cr, uid, authorize_code, service, context=None):
res = False
base_url = self.get_base_url(cr, uid, context)
client_id = self.get_client_id(cr, uid, service, context)
client_secret = self.get_client_secret(cr, uid, service, context)
params = {
'code': authorize_code,
'client_id': client_id,
'client_secret': client_secret,
'grant_type' : 'authorization_code',
'redirect_uri': base_url + '/google_account/authentication'
}
headers = {"content-type": "application/x-www-form-urlencoded"}
try:
data = werkzeug.url_encode(params)
req = urllib2.Request(self.get_uri_oauth(a='token'), data, headers)
content = urllib2.urlopen(req).read()
res = simplejson.loads(content)
except urllib2.HTTPError,e:
raise self.pool.get('res.config.settings').get_config_warning(cr, _("Something went wrong during your token generation. Maybe your Authorization Code is invalid"), context=context)
return res
def _refresh_google_token_json(self, cr, uid, refresh_token, service, context=None): #exchange_AUTHORIZATION vs Token (service = calendar)
res = False
base_url = self.get_base_url(cr, uid, context)
client_id = self.get_client_id(cr, uid, service, context)
client_secret = self.get_client_secret(cr, uid, service, context)
params = {
'refresh_token': refresh_token,
'client_id': client_id,
'client_secret': client_secret,
'grant_type' : 'refresh_token'
}
headers = {"content-type": "application/x-www-form-urlencoded"}
try:
data = werkzeug.url_encode(params)
req = urllib2.Request(self.get_uri_oauth(a='token'), data, headers)
content = urllib2.urlopen(req).read()
res = simplejson.loads(content)
except urllib2.HTTPError:
raise self.pool.get('res.config.settings').get_config_warning(cr, _("Something went wrong during your token generation. Maybe your Authorization Code is invalid or already expired"), context=context)
return res
def _do_request(self,cr,uid,uri,params={},headers={},type='POST', context=None):
_logger.debug("Uri: %s - Type : %s - Headers: %s - Params : %s !" % (uri,type,headers,werkzeug.url_encode(params) if type =='GET' else params))
res = False
try:
if type.upper() == 'GET' or type.upper() == 'DELETE':
data = werkzeug.url_encode(params)
req = urllib2.Request(self.get_uri_api() + uri + "?" + data)
elif type.upper() == 'POST' or type.upper() == 'PATCH' or type.upper() == 'PUT':
req = urllib2.Request(self.get_uri_api() + uri, params, headers)
else:
raise ('Method not supported [%s] not in [GET, POST, PUT, PATCH or DELETE]!' % (type))
req.get_method = lambda: type.upper()
request = urllib2.urlopen(req)
if request.getcode() == 204: #No content returned, (ex: POST calendar/event/clear)
res = True
elif request.getcode() == 404: #Page not found
res = False
else:
content=request.read()
res = simplejson.loads(content)
except urllib2.HTTPError,e:
_logger.exception("Bad google request : %s !" % e.read())
raise self.pool.get('res.config.settings').get_config_warning(cr, _("Something went wrong with your request to google"), context=context)
return res
def get_base_url(self, cr, uid, context=None):
return self.pool.get('ir.config_parameter').get_param(cr, uid, 'web.base.url',default='http://www.openerp.com?NoBaseUrl',context=context)
def get_client_id(self, cr, uid, service, context=None):
return self.pool.get('ir.config_parameter').get_param(cr, uid, 'google_%s_client_id' % (service,),default=False,context=context)
def get_client_secret(self, cr, uid, service, context=None):
return self.pool.get('ir.config_parameter').get_param(cr, uid, 'google_%s_client_secret' % (service,),default=False,context=context)
def get_uri_oauth(self,a=''): #a = optional action
return "https://accounts.google.com/o/oauth2/%s" % (a,)
def get_uri_api(self):
return 'https://www.googleapis.com'
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