Coverage for /var/srv/projects/api.amasfac.comuna18.com/tmp/venv/lib/python3.9/site-packages/django/contrib/contenttypes/views.py: 10%

1from django.apps import apps 

2from django.contrib.contenttypes.models import ContentType 

3from django.contrib.sites.shortcuts import get_current_site 

4from django.core.exceptions import ObjectDoesNotExist 

5from django.http import Http404, HttpResponseRedirect 

6from django.utils.translation import gettext as _ 

7 

8 

9def shortcut(request, content_type_id, object_id): 

10 """ 

11 Redirect to an object's page based on a content-type ID and an object ID. 

12 """ 

13 # Look up the object, making sure it's got a get_absolute_url() function. 

14 try: 

15 content_type = ContentType.objects.get(pk=content_type_id) 

16 if not content_type.model_class(): 

17 raise Http404( 

18 _("Content type %(ct_id)s object has no associated model") 

19 % {"ct_id": content_type_id} 

20 ) 

21 obj = content_type.get_object_for_this_type(pk=object_id) 

22 except (ObjectDoesNotExist, ValueError): 

23 raise Http404( 

24 _("Content type %(ct_id)s object %(obj_id)s doesn’t exist") 

25 % {"ct_id": content_type_id, "obj_id": object_id} 

26 ) 

27 

28 try: 

29 get_absolute_url = obj.get_absolute_url 

30 except AttributeError: 

31 raise Http404( 

32 _("%(ct_name)s objects don’t have a get_absolute_url() method") 

33 % {"ct_name": content_type.name} 

34 ) 

35 absurl = get_absolute_url() 

36 

37 # Try to figure out the object's domain, so we can do a cross-site redirect 

38 # if necessary. 

39 

40 # If the object actually defines a domain, we're done. 

41 if absurl.startswith(("http://", "https://", "//")): 

42 return HttpResponseRedirect(absurl) 

43 

44 # Otherwise, we need to introspect the object's relationships for a 

45 # relation to the Site object 

46 try: 

47 object_domain = get_current_site(request).domain 

48 except ObjectDoesNotExist: 

49 object_domain = None 

50 

51 if apps.is_installed("django.contrib.sites"): 

52 Site = apps.get_model("sites.Site") 

53 opts = obj._meta 

54 

55 for field in opts.many_to_many: 

56 # Look for a many-to-many relationship to Site. 

57 if field.remote_field.model is Site: 

58 site_qs = getattr(obj, field.name).all() 

59 if object_domain and site_qs.filter(domain=object_domain).exists(): 

60 # The current site's domain matches a site attached to the 

61 # object. 

62 break 

63 # Caveat: In the case of multiple related Sites, this just 

64 # selects the *first* one, which is arbitrary. 

65 site = site_qs.first() 

66 if site: 

67 object_domain = site.domain 

68 break 

69 else: 

70 # No many-to-many relationship to Site found. Look for a 

71 # many-to-one relationship to Site. 

72 for field in obj._meta.fields: 

73 if field.remote_field and field.remote_field.model is Site: 

74 try: 

75 site = getattr(obj, field.name) 

76 except Site.DoesNotExist: 

77 continue 

78 if site is not None: 

79 object_domain = site.domain 

80 break 

81 

82 # If all that malarkey found an object domain, use it. Otherwise, fall back 

83 # to whatever get_absolute_url() returned. 

84 if object_domain is not None: 

85 protocol = request.scheme 

86 return HttpResponseRedirect("%s://%s%s" % (protocol, object_domain, absurl)) 

87 else: 

88 return HttpResponseRedirect(absurl)