Add AdminPage abstraction on top of util.Page

This is to allow different default headers between Admin pages and
other pages.
In particular we set no-caching headers to all admin pages to force
browsers to refresh as often as possible.

Signed-off-by: Simo Sorce <simo@redhat.com>
Reviewed-by: Patrick Uiterwijk <puiterwijk@redhat.com>

1 files changed, 13 insertions, 2 deletions

diff --git a/ipsilon/admin/common.py b/ipsilon/admin/common.py
index b8572e3..19ca6ff 100755
--- a/ipsilon/admin/common.py
+++ b/ipsilon/admin/common.py
@@ -22,7 +22,18 @@ from ipsilon.util.page import Page
 from ipsilon.util.page import admin_protect, auth_protect
 
 
-class AdminPluginPage(Page):
+class AdminPage(Page):
+
+    def __init__(self, *args, **kwargs):
+        super(AdminPage, self).__init__(*args, **kwargs)
+        self.default_headers.update({
+            'Cache-Control': 'no-cache, must-revalidate',
+            'Pragma': 'no-cache',
+            'Expires': 'Thu, 01 Dec 1994 16:00:00 GMT',
+        })
+
+
+class AdminPluginPage(AdminPage):
 
     def __init__(self, obj, site, parent):
         super(AdminPluginPage, self).__init__(site, form=True)
@@ -103,7 +114,7 @@ class AdminPluginPage(Page):
                               options=self.plugin_config)
 
 
-class Admin(Page):
+class Admin(AdminPage):
 
     def __init__(self, site, mount):
         super(Admin, self).__init__(site)