Improved view/description function setting

Now supports each View having its own name and description function and
overriding the global default.

rest_framework/renderers.py

@@ -24,7 +24,6 @@ from rest_framework.settings import api_settings
 from rest_framework.request import clone_request
 from rest_framework.utils import encoders
 from rest_framework.utils.breadcrumbs import get_breadcrumbs
-from rest_framework.utils.formatting import get_view_name, get_view_description
 from rest_framework import exceptions, parsers, status, VERSION
 
 
@@ -498,10 +497,10 @@ class BrowsableAPIRenderer(BaseRenderer):
         return GenericContentForm()
 
     def get_name(self, view):
-        return get_view_name(view.__class__, getattr(view, 'suffix', None))
+        return view.get_view_name()
 
     def get_description(self, view):
-        return get_view_description(view.__class__, html=True)
+        return view.get_view_description(html=True)
 
     def get_breadcrumbs(self, request):
         return get_breadcrumbs(request.path)

rest_framework/utils/breadcrumbs.py

 from __future__ import unicode_literals
 from django.core.urlresolvers import resolve, get_script_prefix
-from rest_framework.utils.formatting import get_view_name
 
 
 def get_breadcrumbs(url):
@@ -29,8 +28,8 @@ def get_breadcrumbs(url):
                 # Don't list the same view twice in a row.
                 # Probably an optional trailing slash.
                 if not seen or seen[-1] != view:
-                    suffix = getattr(view, 'suffix', None)
-                    name = get_view_name(view.cls, suffix)
+                    instance = view.cls()
+                    name = instance.get_view_name()
                     breadcrumbs_list.insert(0, (name, prefix + url))
                     seen.append(view)
 

rest_framework/utils/formatting.py

@@ -45,21 +45,6 @@ def _camelcase_to_spaces(content):
     content = re.sub(camelcase_boundry, ' \\1', content).strip()
     return ' '.join(content.split('_')).title()
 
-
-def get_view_name(cls, suffix=None):
-    """
-    Return a formatted name for an `APIView` class or `@api_view` function.
-    """
-    return api_settings.VIEW_NAME_FUNCTION(cls, suffix)
-
-
-def get_view_description(cls, html=False):
-    """
-    Return a description for an `APIView` class or `@api_view` function.
-    """
-    return api_settings.VIEW_DESCRIPTION_FUNCTION(cls)
-
-
 def markup_description(description):
     """
     Apply HTML markup to the given description.

rest_framework/views.py

@@ -12,7 +12,6 @@ from rest_framework.compat import View, HttpResponseBase
 from rest_framework.request import Request
 from rest_framework.response import Response
 from rest_framework.settings import api_settings
-from rest_framework.utils.formatting import get_view_name, get_view_description
 
 
 class APIView(View):
@@ -25,6 +24,9 @@ class APIView(View):
     permission_classes = api_settings.DEFAULT_PERMISSION_CLASSES
     content_negotiation_class = api_settings.DEFAULT_CONTENT_NEGOTIATION_CLASS
 
+    view_name_function = api_settings.VIEW_NAME_FUNCTION
+    view_description_function = api_settings.VIEW_DESCRIPTION_FUNCTION
+
     @classmethod
     def as_view(cls, **initkwargs):
         """
@@ -157,6 +159,21 @@ class APIView(View):
             self._negotiator = self.content_negotiation_class()
         return self._negotiator
 
+    def get_view_name(self):
+        """
+        Get the view name
+        """
+        # This is used by ViewSets to disambiguate instance vs list views
+        view_name_suffix = getattr(self, 'suffix', None)
+
+        return self.view_name_function(self.__class__, view_name_suffix)
+
+    def get_view_description(self, html=False):
+        """
+        Get the view description
+        """
+        return self.view_description_function(self.__class__, html)
+
     # API policy implementation methods
 
     def perform_content_negotiation(self, request, force=False):
@@ -342,16 +359,12 @@ class APIView(View):
         Return a dictionary of metadata about the view.
         Used to return responses for OPTIONS requests.
         """
-
-        # This is used by ViewSets to disambiguate instance vs list views
-        view_name_suffix = getattr(self, 'suffix', None)
-
         # By default we can't provide any form-like information, however the
         # generic views override this implementation and add additional
         # information for POST and PUT methods, based on the serializer.
         ret = SortedDict()
-        ret['name'] = get_view_name(self.__class__, view_name_suffix)
-        ret['description'] = get_view_description(self.__class__)
+        ret['name'] = self.get_view_name()
+        ret['description'] = self.get_view_description()
         ret['renders'] = [renderer.media_type for renderer in self.renderer_classes]
         ret['parses'] = [parser.media_type for parser in self.parser_classes]
         return ret