From c5d61bc8001b16e3dcedda9fd1229c27cca4bd3b Mon Sep 17 00:00:00 2001
From: Folker Bernitt <fbernitt@thoughtworks.com>
Date: Mon, 18 Jan 2016 15:39:59 +0100
Subject: Refactory KeyResource to get services from session

- Issue #576
- Only first step (other services not changed yet)
- Faked session access for now
---
 service/pixelated/application.py             | 25 +++++++++++++++++++++++++
 service/pixelated/resources/__init__.py      | 17 +++++++++++++++++
 service/pixelated/resources/keys_resource.py | 14 +++++++-------
 service/pixelated/resources/root_resource.py |  4 ++--
 4 files changed, 51 insertions(+), 9 deletions(-)

(limited to 'service/pixelated')

diff --git a/service/pixelated/application.py b/service/pixelated/application.py
index 7c8af78d..17dbacbf 100644
--- a/service/pixelated/application.py
+++ b/service/pixelated/application.py
@@ -41,6 +41,27 @@ import logging
 log = logging.getLogger(__name__)
 
 
+class ServicesFactory(object):
+
+    def __init__(self):
+        self._services_by_user = {}
+
+    def is_logged_in(self, user_id):
+        return user_id in self._services_by_user
+
+    def services(self, user_id):
+        return self._services_by_user[user_id]
+
+    def log_out_user(self, user_id):
+        if self.is_logged_in(user_id):
+            services = self._services_by_user[user_id]
+            services.close()
+            del self._services_by_user[user_id]
+
+    def add_session(self, user_id, services):
+        self._services_by_user[user_id] = services
+
+
 @defer.inlineCallbacks
 def start_user_agent(root_resource, leap_home, leap_session):
     log.info('Bootstrap done, loading services for user %s' % leap_session.user_auth.username)
@@ -51,7 +72,11 @@ def start_user_agent(root_resource, leap_home, leap_session):
     if leap_session.fresh_account:
         yield add_welcome_mail(leap_session.mail_store)
 
+    servicesFactory = ServicesFactory()
+    servicesFactory.add_session(leap_session.user_auth.uuid, services)
+
     root_resource.initialize(
+        servicesFactory,
         services.keymanager,
         services.search_engine,
         services.mail_service,
diff --git a/service/pixelated/resources/__init__.py b/service/pixelated/resources/__init__.py
index c65e19f3..556469c1 100644
--- a/service/pixelated/resources/__init__.py
+++ b/service/pixelated/resources/__init__.py
@@ -16,6 +16,8 @@
 
 import json
 
+from twisted.web.resource import Resource
+
 
 class SetEncoder(json.JSONEncoder):
     def default(self, obj):
@@ -37,3 +39,18 @@ def respond_json_deferred(entity, request, status_code=200):
     request.code = status_code
     request.write(json_response)
     request.finish()
+
+
+class BaseResource(Resource):
+
+    def __init__(self, services_factory):
+        Resource.__init__(self)
+        self._services_factory = services_factory
+
+    def keymanager(self, request):
+        user_id = self._get_user_id_from_request()
+        return self._services_factory.services(user_id).keymanager
+
+    def _get_user_id_from_request(self):
+        # currently we are faking this
+        return self._services_factory._services_by_user.keys()[0]
diff --git a/service/pixelated/resources/keys_resource.py b/service/pixelated/resources/keys_resource.py
index 6df95b28..d6f469fe 100644
--- a/service/pixelated/resources/keys_resource.py
+++ b/service/pixelated/resources/keys_resource.py
@@ -1,18 +1,18 @@
 from email.utils import parseaddr
-from pixelated.resources import respond_json_deferred
+from pixelated.resources import respond_json_deferred, BaseResource
 from twisted.web import server
-from twisted.web.resource import Resource
 
 
-class KeysResource(Resource):
+class KeysResource(BaseResource):
 
     isLeaf = True
 
-    def __init__(self, keymanager):
-        Resource.__init__(self)
-        self._keymanager = keymanager
+    def __init__(self, services_factory):
+        BaseResource.__init__(self, services_factory)
 
     def render_GET(self, request):
+        _keymanager = self.keymanager(request)
+
         def finish_request(key):
             if key.private:
                 respond_json_deferred(None, request, status_code=401)
@@ -23,7 +23,7 @@ class KeysResource(Resource):
             respond_json_deferred(None, request, status_code=404)
 
         _, key_to_find = parseaddr(request.args.get('search')[0])
-        d = self._keymanager.fetch_key(key_to_find)
+        d = _keymanager.fetch_key(key_to_find)
         d.addCallback(finish_request)
         d.addErrback(key_not_found)
 
diff --git a/service/pixelated/resources/root_resource.py b/service/pixelated/resources/root_resource.py
index 56da5cc7..fac63bd7 100644
--- a/service/pixelated/resources/root_resource.py
+++ b/service/pixelated/resources/root_resource.py
@@ -36,11 +36,11 @@ class RootResource(Resource):
             return self
         return Resource.getChild(self, path, request)
 
-    def initialize(self, keymanager, search_engine, mail_service, draft_service, feedback_service):
+    def initialize(self, services_factory, keymanager, search_engine, mail_service, draft_service, feedback_service):
         self.account_email = mail_service.account_email
 
         self.putChild('assets', File(self._static_folder))
-        self.putChild('keys', KeysResource(keymanager))
+        self.putChild('keys', KeysResource(services_factory))
         self.putChild(AttachmentsResource.BASE_URL, AttachmentsResource(mail_service))
         self.putChild('contacts', ContactsResource(search_engine))
         self.putChild('features', FeaturesResource())
-- 
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