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-rw-r--r--django/core/extensions.py82
1 files changed, 0 insertions, 82 deletions
diff --git a/django/core/extensions.py b/django/core/extensions.py
deleted file mode 100644
index c03f63addc..0000000000
--- a/django/core/extensions.py
+++ /dev/null
@@ -1,82 +0,0 @@
-# This module collects helper functions and classes that "span" multiple levels
-# of MVC. In other words, these functions/classes introduce controlled coupling
-# for convenience's sake.
-
-from django.core.exceptions import Http404, ImproperlyConfigured, ObjectDoesNotExist
-from django.core.template import Context, loader
-from django.conf.settings import TEMPLATE_CONTEXT_PROCESSORS
-from django.utils.httpwrappers import HttpResponse
-
-_standard_context_processors = None
-
-# This is a function rather than module-level procedural code because we only
-# want it to execute if somebody uses DjangoContext.
-def get_standard_processors():
- global _standard_context_processors
- if _standard_context_processors is None:
- processors = []
- for path in TEMPLATE_CONTEXT_PROCESSORS:
- i = path.rfind('.')
- module, attr = path[:i], path[i+1:]
- try:
- mod = __import__(module, '', '', [attr])
- except ImportError, e:
- raise ImproperlyConfigured, 'Error importing request processor module %s: "%s"' % (module, e)
- try:
- func = getattr(mod, attr)
- except AttributeError:
- raise ImproperlyConfigured, 'Module "%s" does not define a "%s" callable request processor' % (module, attr)
- processors.append(func)
- _standard_context_processors = tuple(processors)
- return _standard_context_processors
-
-def render_to_response(*args, **kwargs):
- return HttpResponse(loader.render_to_string(*args, **kwargs))
-load_and_render = render_to_response # For backwards compatibility.
-
-def get_object_or_404(mod, **kwargs):
- try:
- return mod.get_object(**kwargs)
- except ObjectDoesNotExist:
- raise Http404
-
-def get_list_or_404(mod, **kwargs):
- obj_list = mod.get_list(**kwargs)
- if not obj_list:
- raise Http404
- return obj_list
-
-class DjangoContext(Context):
- """
- This subclass of template.Context automatically populates itself using
- the processors defined in TEMPLATE_CONTEXT_PROCESSORS.
- Additional processors can be specified as a list of callables
- using the "processors" keyword argument.
- """
- def __init__(self, request, dict=None, processors=None):
- Context.__init__(self, dict)
- if processors is None:
- processors = ()
- else:
- processors = tuple(processors)
- for processor in get_standard_processors() + processors:
- self.update(processor(request))
-
-# PermWrapper and PermLookupDict proxy the permissions system into objects that
-# the template system can understand.
-
-class PermLookupDict:
- def __init__(self, user, module_name):
- self.user, self.module_name = user, module_name
- def __repr__(self):
- return str(self.user.get_permission_list())
- def __getitem__(self, perm_name):
- return self.user.has_perm("%s.%s" % (self.module_name, perm_name))
- def __nonzero__(self):
- return self.user.has_module_perms(self.module_name)
-
-class PermWrapper:
- def __init__(self, user):
- self.user = user
- def __getitem__(self, module_name):
- return PermLookupDict(self.user, module_name)