Add support for deleting namespaces (users, organizations)

Fixes #102
Fixes #105

endpoints/api/user.py

@@ -10,7 +10,7 @@ from peewee import IntegrityError
 
 import features
 
-from app import app, billing as stripe, authentication, avatar, user_analytics
+from app import app, billing as stripe, authentication, avatar, user_analytics, all_queues
 from auth import scopes
 from auth.auth_context import get_authenticated_user
 from auth.permissions import (AdministerOrganizationPermission, CreateRepositoryPermission,
@@ -346,9 +346,11 @@ class User(ApiResource):
   @validate_json_request('NewUser')
   def post(self):
     """ Create a new user. """
+    if app.config['AUTHENTICATION_TYPE'] != 'Database':
+      abort(404)
+
     user_data = request.get_json()
     invite_code = user_data.get('invite_code', '')
-
     existing_user = model.user.get_nonrobot_user(user_data['username'])
     if existing_user:
       raise request_error(message='The username already exists')
@@ -373,6 +375,19 @@ class User(ApiResource):
     except model.user.DataModelException as ex:
       raise request_error(exception=ex)
 
+  @require_user_admin
+  @require_fresh_login
+  @nickname('deleteCurrentUser')
+  @internal_only
+  def delete(self):
+    """ Deletes the current user. """
+    if app.config['AUTHENTICATION_TYPE'] != 'Database':
+      abort(404)
+
+    model.user.delete_user(get_authenticated_user(), all_queues)
+    return 'Deleted', 204
+
+
 @resource('/v1/user/private')
 @internal_only
 @show_if(features.BILLING)