permission.utils: 30 total statements, 26.3% covered

Generated: Thu 2012-03-01 14:22 CST

Source file: /home/alisue/Dropbox/Codes/django-permission/permission/utils.py

Stats: 5 executed, 14 missed, 11 excluded, 61 ignored

1. # vim: set fileencoding=utf-8 :
2. """
3. Utilities
6. AUTHOR:
7. lambdalisue[Ali su ae] (lambdalisue@hashnote.net)
9. License:
10. The MIT License (MIT)
12. Copyright (c) 2012 Alisue allright reserved.
14. Permission is hereby granted, free of charge, to any person obtaining a copy
15. of this software and associated documentation files (the "Software"), to
16. deal in the Software without restriction, including without limitation the
17. rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
18. sell copies of the Software, and to permit persons to whom the Software is
19. furnished to do so, subject to the following conditions:
21. The above copyright notice and this permission notice shall be included in
22. all copies or substantial portions of the Software.
24. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
25. IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
26. FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
27. AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
28. LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
29. FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
30. IN THE SOFTWARE.
32. """
33. from __future__ import with_statement
35. __all__ = ('get_permission_codename', 'autodiscover',)
37. def get_permission_codename(perm):
38. """get permission codename from permission string
40. Usage:
41. >>> get_permission_codename(u"app_label.codename_model")
42. u"codename_model"
43. >>> get_permission_codename(u"app_label.codename")
44. u"codename"
45. >>> get_permission_codename(u"codename_model")
46. u"codename_model"
47. >>> get_permission_codename(u"codename")
48. u"codename"
49. >>> get_permission_codename(u"app_label.app_label.codename_model")
50. u"app_label.codename_model"
52. """
53. try:
54. perm = perm.split('.', 1)[1]
55. except IndexError:
56. pass
57. return perm
59. def autodiscover(module_name=None):
60. """
61. Auto-discover INSTALLED_APPS permissions.py modules and fail silently when
62. not present. This forces an import on them to register any permissions bits
63. they may want.
65. """
66. import copy
67. from django.conf import settings
68. from django.utils.importlib import import_module
69. from django.utils.module_loading import module_has_submodule
70. from permission.handlers import registry
72. module_name = module_name or settings.PERMISSION_MODULE_NAME
74. for app in settings.INSTALLED_APPS:
75. mod = import_module(app)
76. # Attempt to import the app's permissions module
77. try:
78. before_import_registry = copy.copy(registry._registry)
79. import_module('%s.%s' % (app, module_name))
80. except:
81. # Reset the model registry to the state before tha last import as
82. # this import will have to reoccur on the next request and this
83. # could raise NotRegistered and AlreadyRegistered exceptions
84. # (see #8254)
85. registry._registry = before_import_registry
87. # Decide whether to bubble up this error. If the app just
88. # doesn't have an permissions module, we can ignore the error
89. # attempting to import it, otherwise we want it to bubble up.
90. if module_has_submodule(mod, module_name):
91. raise