Accept Merge Request #22 : (virusdefender-dev -> dev)

Merge Request: 增加 admin 后台返回执行模板的 views 函数；admin spa模板；通用分页参数
Created By: @virusdefender
Accepted By: @virusdefender
URL: https://coding.net/u/virusdefender/p/qduoj/git/merge/22

admin/views.py

@@ -1,3 +1,14 @@
-from django.shortcuts import render
+# coding=utf-8
+from django.conf import settings
+from django.http import HttpResponse, Http404
 
-# Create your views here.
+from rest_framework.views import APIView
+
+
+class AdminTemplateView(APIView):
+    def get(self, request, template_dir, template_name):
+        path = settings.TEMPLATE_DIRS[0] + "/admin/" + template_dir + "/" + template_name + ".html"
+        try:
+            return HttpResponse(open(path).read(), content_type="text/html")
+        except IOError:
+            raise Http404