From cfd29875f1dcc9bf3ef27e893c7e2e989a435d4c Mon Sep 17 00:00:00 2001
From: Andrea de Marco <24erre@gmail.com>
Date: Sat, 9 Mar 2013 21:34:25 +0100
Subject: [PATCH] include_pk as Meta option

---
 rest_framework/serializers.py | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/rest_framework/serializers.py b/rest_framework/serializers.py
index 3f386ceaa..f6a95a934 100644
--- a/rest_framework/serializers.py
+++ b/rest_framework/serializers.py
@@ -642,6 +642,7 @@ class HyperlinkedModelSerializerOptions(ModelSerializerOptions):
     def __init__(self, meta):
         super(HyperlinkedModelSerializerOptions, self).__init__(meta)
         self.view_name = getattr(meta, 'view_name', None)
+        self.include_pk = getattr(meta, 'include_pk', False)
 
 
 class HyperlinkedModelSerializer(ModelSerializer):
@@ -669,6 +670,10 @@ class HyperlinkedModelSerializer(ModelSerializer):
             'model_name': model_meta.object_name.lower()
         }
         return self._default_view_name % format_kwargs
+        
+    def get_pk_field(self, model_field):
+        if self.opts.include_pk:
+            return super(HyperlinkedModelSerializer, self).get_pk_field(model_field)
 
     def get_related_field(self, model_field, to_many):
         """