add lang support in endpoint,internal lib and tests

backend/tracim_backend/lib/core/user.py

@@ -314,6 +314,7 @@ class UserApi(object):
             email: str=None,
             password: str=None,
             timezone: str=None,
+            lang: str=None,
             groups: typing.Optional[typing.List[Group]]=None,
             do_save=True,
     ) -> User:
@@ -330,6 +331,9 @@ class UserApi(object):
         if timezone is not None:
             user.timezone = timezone
 
+        if lang is not None:
+            user.lang = lang
+
         if groups is not None:
             # INFO - G.M - 2018-07-18 - Delete old groups
             for group in user.groups:
@@ -351,6 +355,7 @@ class UserApi(object):
         password: str = None,
         name: str = None,
         timezone: str = '',
+        lang: str= None,
         groups=[],
         do_save: bool=True,
         do_notify: bool=True,
@@ -362,6 +367,7 @@ class UserApi(object):
             email=email,
             password=password,
             timezone=timezone,
+            lang=lang,
             do_save=False,
         )
         if do_notify:

backend/tracim_backend/models/context_models.py

@@ -81,9 +81,10 @@ class UserInfos(object):
     """
     Just some user infos
     """
-    def __init__(self, timezone: str, public_name: str) -> None:
+    def __init__(self, timezone: str, public_name: str, lang: str) -> None:
         self.timezone = timezone
         self.public_name = public_name
+        self.lang = lang
 
 
 class UserProfile(object):
@@ -105,6 +106,7 @@ class UserCreation(object):
             public_name: str = None,
             timezone: str = None,
             profile: str = None,
+            lang: str = None,
             email_notification: bool = True,
     ) -> None:
         self.email = email
@@ -113,6 +115,7 @@ class UserCreation(object):
         self.password = password or password_generator()
         self.public_name = public_name or None
         self.timezone = timezone or ''
+        self.lang = lang or None
         self.profile = profile or Group.TIM_USER_GROUPNAME
         self.email_notification = email_notification
 
@@ -407,6 +410,10 @@ class UserInContext(object):
         return self.user.timezone
 
     @property
+    def lang(self) -> str:
+        return self.user.lang
+
+    @property
     def profile(self) -> Profile:
         return self.user.profile.name
 

backend/tracim_backend/tests/functional/test_session.py

@@ -160,6 +160,7 @@ class TestWhoamiEndpoint(FunctionalTest):
         assert res.json_body['profile'] == 'administrators'
         assert res.json_body['caldav_url'] is None
         assert res.json_body['avatar_url'] is None
+        assert res.json_body['lang'] is None
 
     def test_api__try_whoami_enpoint__err_401__user_is_not_active(self):
         dbsession = get_tm_session(self.session_factory, transaction.manager)
@@ -183,6 +184,7 @@ class TestWhoamiEndpoint(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='en',
             do_save=True,
             do_notify=False,
         )

backend/tracim_backend/tests/functional/test_user.py

@@ -74,6 +74,7 @@ class TestUserRecentlyActiveContentEndpoint(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -198,6 +199,7 @@ class TestUserRecentlyActiveContentEndpoint(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -289,6 +291,7 @@ class TestUserRecentlyActiveContentEndpoint(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -414,6 +417,7 @@ class TestUserRecentlyActiveContentEndpoint(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -702,6 +706,7 @@ class TestUserReadStatusEndpoint(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -814,6 +819,7 @@ class TestUserReadStatusEndpoint(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -937,6 +943,7 @@ class TestUserReadStatusEndpoint(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -1150,6 +1157,7 @@ class TestUserSetContentAsRead(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -1231,6 +1239,7 @@ class TestUserSetContentAsRead(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -1312,6 +1321,7 @@ class TestUserSetContentAsRead(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -1411,6 +1421,7 @@ class TestUserSetContentAsRead(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -1492,6 +1503,7 @@ class TestUserSetContentAsRead(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -1609,6 +1621,7 @@ class TestUserSetContentAsUnread(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -1718,6 +1731,7 @@ class TestUserSetContentAsUnread(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -1799,6 +1813,7 @@ class TestUserSetContentAsUnread(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -1881,6 +1896,7 @@ class TestUserSetContentAsUnread(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -1976,6 +1992,7 @@ class TestUserSetContentAsUnread(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -2120,6 +2137,7 @@ class TestUserSetWorkspaceAsRead(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -2217,6 +2235,7 @@ class TestUserSetWorkspaceAsRead(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -2314,6 +2333,7 @@ class TestUserSetWorkspaceAsRead(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -2423,7 +2443,6 @@ class TestUserWorkspaceEndpoint(FunctionalTest):
         assert sidebar_entry['hexcolor'] == "#ad4cf9"
         assert sidebar_entry['fa_icon'] == "comments-o"
 
-
     def test_api__get_user_workspaces__err_403__unallowed_user(self):
         """
         Check obtain all workspaces reachables for one user
@@ -2509,6 +2528,7 @@ class TestUserEndpoint(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -2536,6 +2556,7 @@ class TestUserEndpoint(FunctionalTest):
         assert res['public_name'] == 'bob'
         assert res['timezone'] == 'Europe/Paris'
         assert res['is_deleted'] is False
+        assert res['lang'] == 'fr'
 
     def test_api__get_user__ok_200__user_itself(self):
         dbsession = get_tm_session(self.session_factory, transaction.manager)
@@ -2559,6 +2580,7 @@ class TestUserEndpoint(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -2618,6 +2640,7 @@ class TestUserEndpoint(FunctionalTest):
             name='bob2',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -2651,6 +2674,7 @@ class TestUserEndpoint(FunctionalTest):
             'password': 'mysuperpassword',
             'profile': 'users',
             'timezone': 'Europe/Paris',
+            'lang': 'fr',
             'public_name': 'test user',
             'email_notification': False,
         }
@@ -2668,7 +2692,7 @@ class TestUserEndpoint(FunctionalTest):
         assert res['email'] == 'test@test.test'
         assert res['public_name'] == 'test user'
         assert res['timezone'] == 'Europe/Paris'
-
+        assert res['lang'] == 'fr'
         dbsession = get_tm_session(self.session_factory, transaction.manager)
         admin = dbsession.query(models.User) \
             .filter(models.User.email == 'admin@admin.admin') \
@@ -2708,6 +2732,7 @@ class TestUserEndpoint(FunctionalTest):
         assert res['email'] == 'test@test.test'
         assert res['public_name'] == 'test'
         assert res['timezone'] == ''
+        assert res['lang'] is None
 
         dbsession = get_tm_session(self.session_factory, transaction.manager)
         admin = dbsession.query(models.User) \
@@ -2744,6 +2769,7 @@ class TestUserEndpoint(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -2761,6 +2787,7 @@ class TestUserEndpoint(FunctionalTest):
             'password': 'mysuperpassword',
             'profile': 'users',
             'timezone': 'Europe/Paris',
+            'lang': 'fr',
             'public_name': 'test user',
             'email_notification': False,
         }
@@ -2792,6 +2819,7 @@ class TestUserEndpoint(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -2810,6 +2838,7 @@ class TestUserEndpoint(FunctionalTest):
             'profile': 'users',
             'timezone': 'Europe/Paris',
             'public_name': 'test user',
+            'lang': 'fr',
             'email_notification': False,
         }
         res = self.testapp.post_json(
@@ -2840,6 +2869,7 @@ class TestUserWithNotificationEndpoint(FunctionalTest):
             'profile': 'users',
             'timezone': 'Europe/Paris',
             'public_name': 'test user',
+            'lang': 'fr',
             'email_notification': True,
         }
         res = self.testapp.post_json(
@@ -2856,6 +2886,7 @@ class TestUserWithNotificationEndpoint(FunctionalTest):
         assert res['email'] == 'test@test.test'
         assert res['public_name'] == 'test user'
         assert res['timezone'] == 'Europe/Paris'
+        assert res['lang'] == 'fr'
 
         dbsession = get_tm_session(self.session_factory, transaction.manager)
         admin = dbsession.query(models.User) \
@@ -2909,6 +2940,7 @@ class TestUserWithNotificationEndpoint(FunctionalTest):
         assert res['email'] == 'test@test.test'
         assert res['public_name'] == 'test'
         assert res['timezone'] == ''
+        assert res['lang'] == None
 
         dbsession = get_tm_session(self.session_factory, transaction.manager)
         admin = dbsession.query(models.User) \
@@ -2957,6 +2989,7 @@ class TestUserWithNotificationEndpoint(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -3011,6 +3044,7 @@ class TestUsersEndpoint(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -3061,6 +3095,7 @@ class TestUsersEndpoint(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -3110,6 +3145,7 @@ class TestKnownMembersEndpoint(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -3119,6 +3155,7 @@ class TestKnownMembersEndpoint(FunctionalTest):
             name='bob2',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -3174,6 +3211,7 @@ class TestKnownMembersEndpoint(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -3183,6 +3221,7 @@ class TestKnownMembersEndpoint(FunctionalTest):
             name='bob2',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -3238,6 +3277,7 @@ class TestKnownMembersEndpoint(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -3247,6 +3287,7 @@ class TestKnownMembersEndpoint(FunctionalTest):
             name='bob2',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -3292,6 +3333,7 @@ class TestKnownMembersEndpoint(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -3301,6 +3343,7 @@ class TestKnownMembersEndpoint(FunctionalTest):
             name='bob2',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -3310,6 +3353,7 @@ class TestKnownMembersEndpoint(FunctionalTest):
             name='bob3',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -3395,6 +3439,7 @@ class TestSetEmailEndpoint(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -3457,6 +3502,7 @@ class TestSetEmailEndpoint(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -3519,6 +3565,7 @@ class TestSetEmailEndpoint(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -3581,6 +3628,7 @@ class TestSetEmailEndpoint(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -3643,6 +3691,7 @@ class TestSetEmailEndpoint(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -3712,6 +3761,7 @@ class TestSetEmailEndpoint(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -3721,6 +3771,7 @@ class TestSetEmailEndpoint(FunctionalTest):
             name='bob2',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -3777,6 +3828,7 @@ class TestSetPasswordEndpoint(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -3839,6 +3891,7 @@ class TestSetPasswordEndpoint(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -3901,6 +3954,7 @@ class TestSetPasswordEndpoint(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -3965,6 +4019,7 @@ class TestSetPasswordEndpoint(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -4026,6 +4081,7 @@ class TestSetPasswordEndpoint(FunctionalTest):
             password='pass',
             name='bob',
             groups=groups,
+            lang='fr',
             timezone='Europe/Paris',
             do_save=True,
             do_notify=False,
@@ -4036,6 +4092,7 @@ class TestSetPasswordEndpoint(FunctionalTest):
             name='bob2',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -4092,6 +4149,7 @@ class TestSetUserInfoEndpoint(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -4115,10 +4173,12 @@ class TestSetUserInfoEndpoint(FunctionalTest):
         assert res['user_id'] == user_id
         assert res['public_name'] == 'bob'
         assert res['timezone'] == 'Europe/Paris'
+        assert res['lang'] == 'fr'
         # Set params
         params = {
             'public_name': 'updated',
             'timezone': 'Europe/London',
+            'lang': 'en',
         }
         self.testapp.put_json(
             '/api/v2/users/{}'.format(user_id),
@@ -4134,6 +4194,7 @@ class TestSetUserInfoEndpoint(FunctionalTest):
         assert res['user_id'] == user_id
         assert res['public_name'] == 'updated'
         assert res['timezone'] == 'Europe/London'
+        assert res['lang'] == 'en'
 
     def test_api__set_user_info__ok_200__user_itself(self):
         dbsession = get_tm_session(self.session_factory, transaction.manager)
@@ -4157,6 +4218,7 @@ class TestSetUserInfoEndpoint(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -4180,10 +4242,12 @@ class TestSetUserInfoEndpoint(FunctionalTest):
         assert res['user_id'] == user_id
         assert res['public_name'] == 'bob'
         assert res['timezone'] == 'Europe/Paris'
+        assert res['lang'] == 'fr'
         # Set params
         params = {
             'public_name': 'updated',
             'timezone': 'Europe/London',
+            'lang' : 'en',
         }
         self.testapp.put_json(
             '/api/v2/users/{}'.format(user_id),
@@ -4199,6 +4263,7 @@ class TestSetUserInfoEndpoint(FunctionalTest):
         assert res['user_id'] == user_id
         assert res['public_name'] == 'updated'
         assert res['timezone'] == 'Europe/London'
+        assert res['lang'] == 'en'
 
     def test_api__set_user_email__err_403__other_normal_user(self):
         dbsession = get_tm_session(self.session_factory, transaction.manager)
@@ -4222,6 +4287,7 @@ class TestSetUserInfoEndpoint(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -4231,6 +4297,7 @@ class TestSetUserInfoEndpoint(FunctionalTest):
             name='test',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -4250,6 +4317,7 @@ class TestSetUserInfoEndpoint(FunctionalTest):
         params = {
             'public_name': 'updated',
             'timezone': 'Europe/London',
+            'lang': 'en'
         }
         self.testapp.put_json(
             '/api/v2/users/{}'.format(user_id),
@@ -4287,6 +4355,7 @@ class TestSetUserProfilEndpoint(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -4349,6 +4418,7 @@ class TestSetUserProfilEndpoint(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -4411,6 +4481,7 @@ class TestSetUserProfilEndpoint(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -4420,6 +4491,7 @@ class TestSetUserProfilEndpoint(FunctionalTest):
             name='test',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -4476,6 +4548,7 @@ class TestSetUserEnableDisableEndpoints(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -4534,6 +4607,7 @@ class TestSetUserEnableDisableEndpoints(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -4592,6 +4666,7 @@ class TestSetUserEnableDisableEndpoints(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -4601,6 +4676,7 @@ class TestSetUserEnableDisableEndpoints(FunctionalTest):
             name='test2',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -4644,6 +4720,7 @@ class TestSetUserEnableDisableEndpoints(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -4653,6 +4730,7 @@ class TestSetUserEnableDisableEndpoints(FunctionalTest):
             name='test2',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )
@@ -4696,6 +4774,7 @@ class TestSetUserEnableDisableEndpoints(FunctionalTest):
             name='bob',
             groups=groups,
             timezone='Europe/Paris',
+            lang='fr',
             do_save=True,
             do_notify=False,
         )

backend/tracim_backend/tests/library/test_user_api.py

@@ -55,6 +55,7 @@ class TestUserApi(DefaultTest):
             password='pass',
             name='bob',
             timezone='+2',
+            lang='en',
             do_save=True,
             do_notify=False,
         )
@@ -63,6 +64,7 @@ class TestUserApi(DefaultTest):
         assert u.validate_password('pass')
         assert u.display_name == 'bob'
         assert u.timezone == '+2'
+        assert u.lang == 'en'
 
     def test_unit__user_with_email_exists__ok__nominal_case(self):
         api = UserApi(

backend/tracim_backend/views/core_api/schemas.py

@@ -82,6 +82,7 @@ class UserSchema(UserDigestSchema):
     )
     # TODO - G.M - 17-04-2018 - Restrict timezone values
     timezone = marshmallow.fields.String(
+        description="Timezone as tz database format",
         example="Europe/Paris",
     )
     # TODO - G.M - 17-04-2018 - check this, relative url allowed ?
@@ -97,6 +98,14 @@ class UserSchema(UserDigestSchema):
         validate=OneOf(Profile._NAME),
         example='managers',
     )
+    lang = marshmallow.fields.String(
+        description="User langage in iso639 format",
+        example='en',
+        required=False,
+        validate=Length(min=2, max=3),
+        allow_none=True,
+        default=None,
+    )
 
     class Meta:
         description = 'User account of Tracim'
@@ -136,6 +145,7 @@ class SetPasswordSchema(LoggedInUserPasswordSchema):
 
 class UserInfosSchema(marshmallow.Schema):
     timezone = marshmallow.fields.String(
+        description="Timezone as tz database format",
         example="Europe/Paris",
         required=True,
     )
@@ -143,6 +153,14 @@ class UserInfosSchema(marshmallow.Schema):
         example='Suri Cate',
         required=True,
     )
+    lang = marshmallow.fields.String(
+        description="User langage in iso639 format",
+        example='en',
+        required=True,
+        validate=Length(min=2, max=3),
+        allow_none=True,
+        default=None,
+    )
 
     @post_load
     def create_user_info_object(self, data):
@@ -177,6 +195,7 @@ class UserCreationSchema(marshmallow.Schema):
         default=Group.TIM_USER_GROUPNAME
     )
     timezone = marshmallow.fields.String(
+        description="Timezone as tz database format",
         example="Europe/Paris",
         required=False,
         default=''
@@ -186,6 +205,14 @@ class UserCreationSchema(marshmallow.Schema):
         required=False,
         default=None,
     )
+    lang = marshmallow.fields.String(
+        description="User langage in iso639 format",
+        example='en',
+        required=False,
+        validate=Length(min=2, max=3),
+        allow_none=True,
+        default=None,
+    )
     email_notification = marshmallow.fields.Bool(
         example=True,
         required=False,

backend/tracim_backend/views/core_api/user_controller.py

@@ -190,6 +190,7 @@ class UserController(Controller):
             request.candidate_user,
             name=hapic_data.body.public_name,
             timezone=hapic_data.body.timezone,
+            lang=hapic_data.body.lang,
             do_save=True
         )
         return uapi.get_user_with_context(user)
@@ -219,6 +220,7 @@ class UserController(Controller):
             email=hapic_data.body.email,
             password=hapic_data.body.password,
             timezone=hapic_data.body.timezone,
+            lang=hapic_data.body.lang,
             name=hapic_data.body.public_name,
             do_notify=hapic_data.body.email_notification,
             groups=groups,