# -*- coding: utf-8 -*- ############################################################################## # # OpenERP, Open Source Management Solution # Copyright (C) 2004-2010 Tiny SPRL (). # # 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 . # ############################################################################## 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'