Hello site
[auf_framonde.git] / eggs / Django-1.4.5-py2.7.egg / django / conf / urls / __init__.py
1 from django.core.urlresolvers import (RegexURLPattern,
2 RegexURLResolver, LocaleRegexURLResolver)
3 from django.core.exceptions import ImproperlyConfigured
4 from django.utils.importlib import import_module
5
6
7 __all__ = ['handler403', 'handler404', 'handler500', 'include', 'patterns', 'url']
8
9 handler403 = 'django.views.defaults.permission_denied'
10 handler404 = 'django.views.defaults.page_not_found'
11 handler500 = 'django.views.defaults.server_error'
12
13 def include(arg, namespace=None, app_name=None):
14 if isinstance(arg, tuple):
15 # callable returning a namespace hint
16 if namespace:
17 raise ImproperlyConfigured('Cannot override the namespace for a dynamic module that provides a namespace')
18 urlconf_module, app_name, namespace = arg
19 else:
20 # No namespace hint - use manually provided namespace
21 urlconf_module = arg
22
23 if isinstance(urlconf_module, basestring):
24 urlconf_module = import_module(urlconf_module)
25 patterns = getattr(urlconf_module, 'urlpatterns', urlconf_module)
26
27 # Make sure we can iterate through the patterns (without this, some
28 # testcases will break).
29 if isinstance(patterns, (list, tuple)):
30 for url_pattern in patterns:
31 # Test if the LocaleRegexURLResolver is used within the include;
32 # this should throw an error since this is not allowed!
33 if isinstance(url_pattern, LocaleRegexURLResolver):
34 raise ImproperlyConfigured(
35 'Using i18n_patterns in an included URLconf is not allowed.')
36
37 return (urlconf_module, app_name, namespace)
38
39 def patterns(prefix, *args):
40 pattern_list = []
41 for t in args:
42 if isinstance(t, (list, tuple)):
43 t = url(prefix=prefix, *t)
44 elif isinstance(t, RegexURLPattern):
45 t.add_prefix(prefix)
46 pattern_list.append(t)
47 return pattern_list
48
49 def url(regex, view, kwargs=None, name=None, prefix=''):
50 if isinstance(view, (list,tuple)):
51 # For include(...) processing.
52 urlconf_module, app_name, namespace = view
53 return RegexURLResolver(regex, urlconf_module, kwargs, app_name=app_name, namespace=namespace)
54 else:
55 if isinstance(view, basestring):
56 if not view:
57 raise ImproperlyConfigured('Empty URL pattern view name not permitted (for pattern %r)' % regex)
58 if prefix:
59 view = prefix + '.' + view
60 return RegexURLPattern(regex, view, kwargs, name)
61