Prepare for 1.1.0 (#30)

* refactor the view inspection process to be more modular and allow recursive customization
* add operation_id argument to @swagger_auto_
* add inspections for min/max validators
* add support for URLPathVersioning and NamespaceVersioning
* integrate with djangorestframework-camel-case
* fix bugs, improve tests and documentation

src/drf_yasg/views.py

@@ -82,12 +82,24 @@ def get_schema_view(info, url=None, patterns=None, urlconf=None, public=False, v
         renderer_classes = _spec_renderers
 
         def get(self, request, version='', format=None):
-            generator = self.generator_class(info, version, url, patterns, urlconf)
+            generator = self.generator_class(info, request.version or version or '', url, patterns, urlconf)
             schema = generator.get_schema(request, self.public)
             if schema is None:
                 raise exceptions.PermissionDenied()  # pragma: no cover
             return Response(schema)
 
+        @classmethod
+        def apply_cache(cls, view, cache_timeout, cache_kwargs):
+            """Override this method to customize how caching is applied to the view.
+
+            Arguments described in :meth:`.as_cached_view`.
+            """
+            if not cls.public:
+                view = vary_on_headers('Cookie', 'Authorization')(view)
+            view = cache_page(cache_timeout, **cache_kwargs)(view)
+            view = deferred_never_cache(view)  # disable in-browser caching
+            return view
+
         @classmethod
         def as_cached_view(cls, cache_timeout=0, cache_kwargs=None, **initkwargs):
             """
@@ -102,10 +114,7 @@ def get_schema_view(info, url=None, patterns=None, urlconf=None, public=False, v
             cache_kwargs = cache_kwargs or {}
             view = cls.as_view(**initkwargs)
             if cache_timeout != 0:
-                if not public:
-                    view = vary_on_headers('Cookie', 'Authorization')(view)
-                view = cache_page(cache_timeout, **cache_kwargs)(view)
-                view = deferred_never_cache(view)  # disable in-browser caching
+                view = cls.apply_cache(view, cache_timeout, cache_kwargs)
             elif cache_kwargs:
                 warnings.warn("cache_kwargs ignored because cache_timeout is 0 (disabled)")
             return view