Geoffrey-Django/GeoffreyApp/router.py

38 lines
1.1 KiB
Python

class GeoffreyAppRouter:
"""
A router to control all database operations on models in GeoffreyApp
"""
def db_for_read(self, model, **hints):
"""
Attempts to read GeoffreyApp models go to GeoffreyApp database.
"""
if model._meta.app_label == 'GeoffreyApp':
return 'GeoffreyApp'
return None
def db_for_write(self, model, **hints):
"""
Attempts to write GeoffreyApp models go to GeoffreyApp database.
"""
if model._meta.app_label == 'GeoffreyApp':
return 'GeoffreyApp'
return None
def allow_relation(self, obj1, obj2, **hints):
"""
Allow relations if a model in the GeoffreyApp is involved.
"""
if obj1._meta.app_label == 'GeoffreyApp' or \
obj2._meta.app_label == 'GeoffreyApp':
return True
return None
def allow_migrate(self, db, app_label, model_name=None, **hints):
"""
Make sure the GeoffreyApp only appears in the 'GeoffreyApp'
database.
"""
if app_label == 'GeoffreyApp':
return db == 'GeoffreyApp'
return None