Let CMS start with uninstalled apphook

cms/apphook_pool.py

@@ -2,6 +2,7 @@
 import warnings
 
 from django.core.exceptions import ImproperlyConfigured
+from django.utils.translation import ugettext as _
 
 from cms.app_base import CMSApp
 from cms.exceptions import AppAlreadyRegistered
@@ -100,7 +101,8 @@ def get_apphook(self, app_name):
                 if app_name in app.urls:
                     return app
 
-        raise ImproperlyConfigured('No registered apphook %r found' % app_name)
+        warnings.warn(_('No registered apphook "%r" found') % app_name)
+        return None
 
 
 apphook_pool = ApphookPool()

cms/appresolver.py

@@ -13,6 +13,7 @@
     from django.utils.importlib import import_module
 
 from django.conf import settings
+from django.conf.urls import patterns
 from django.contrib.sites.models import Site
 from django.core.exceptions import ImproperlyConfigured
 from django.core.urlresolvers import (RegexURLResolver, Resolver404, reverse,
@@ -24,7 +25,6 @@
 from cms.models.pagemodel import Page
 from cms.utils.i18n import force_language, get_language_list
 
-
 APP_RESOLVERS = []
 
 
@@ -237,6 +237,8 @@ def get_app_patterns():
         if title.page_id not in hooked_applications:
             hooked_applications[title.page_id] = {}
         app = apphook_pool.get_apphook(title.page.application_urls)
+        if not app:
+            return patterns('')
         app_ns = app.app_name, title.page.application_namespace
         with force_language(title.language):
             hooked_applications[title.page_id][title.language] = (

cms/cms_menus.py

@@ -143,7 +143,8 @@ def page_to_node(page, home, cut):
         app_name = page.get_application_urls(fallback=False)
         if app_name:  # it means it is an apphook
             app = apphook_pool.get_apphook(app_name)
-            extenders += app.menus
+            if app:
+                extenders += app.menus
     exts = []
     for ext in extenders:
         if hasattr(ext, "get_instances"):

cms/toolbar/toolbar.py

@@ -82,7 +82,7 @@ def __init__(self, request):
                 except (TypeError, AttributeError):
                     # no decorator
                     self.app_name = decorator.__module__
-            except Resolver404:
+            except (Resolver404, AttributeError):
                 self.app_name = ""
         toolbars = toolbar_pool.get_toolbars()
         parts = self.app_name.split('.')

cms/views.py

@@ -134,14 +134,15 @@ def details(request, slug):
         if app_urls and not skip_app:
             app = apphook_pool.get_apphook(app_urls)
             pattern_list = []
-            for urlpatterns in get_app_urls(app.urls):
-                pattern_list += urlpatterns
-            try:
-                view, args, kwargs = resolve('/', tuple(pattern_list))
-                return view(request, *args, **kwargs)
-            except Resolver404:
-                pass
-                # Check if the page has a redirect url defined for this language.
+            if app:
+                for urlpatterns in get_app_urls(app.urls):
+                    pattern_list += urlpatterns
+                try:
+                    view, args, kwargs = resolve('/', tuple(pattern_list))
+                    return view(request, *args, **kwargs)
+                except Resolver404:
+                    pass
+                    # Check if the page has a redirect url defined for this language.
     redirect_url = page.get_redirect(language=current_language)
     if redirect_url:
         if (is_language_prefix_patterns_used() and redirect_url[0] == "/"