Possibly fixed a bug where IE 7 would fail to download as HTML via HTTPS

due to cache issues. The fix entailed using a new @weakly_expire decorator
on controller.Notebooks.download_html().

NEWS

@@ -1,3 +1,9 @@
+1.3.15: May 6, 2008
+ * Fixed a bug where the "show on startup" checkbox did not appear checked if
+   you created a startup note, hid it, and then opened it the note tree area.
+ * Possibly fixed a bug where IE 7 would fail to download as HTML via HTTPS
+   due to cache issues.
+
 1.3.14: May 5, 2008
  * Fixed a database indexing bug that prevented notes with really long (~2700+
    character) titles from saving correctly.

controller/Expire.py

@@ -13,3 +13,17 @@ def strongly_expire( function ):
       return function( *args, **kwargs )
 
   return expire
+
+
+def weakly_expire( function ):
+  """
+  Decorator that sends headers that instruct browsers and proxies not to cache. This cache busting
+  isn't as strong as the @strongly_expire decorator, but it has the distinct benefit of not
+  breaking Internet Explorer HTTPS file downloads.
+  """
+  def expire( *args, **kwargs ):
+      cherrypy.response.headers[ "Expires" ] = "Sun, 19 Nov 1978 05:00:00 GMT"
+
+      return function( *args, **kwargs )
+
+  return expire

controller/Notebooks.py

@@ -6,7 +6,7 @@ from Expose import expose
 from Validate import validate, Valid_string, Validation_error, Valid_bool, Valid_int
 from Database import Valid_id, Valid_revision, end_transaction
 from Users import grab_user_id, Access_error
-from Expire import strongly_expire
+from Expire import strongly_expire, weakly_expire
 from Html_nuker import Html_nuker
 from Html_differ import Html_differ
 from model.Notebook import Notebook
@@ -974,7 +974,7 @@ class Notebooks( object ):
     )
 
   @expose( view = Html_file )
-  @strongly_expire
+  @weakly_expire
   @end_transaction
   @grab_user_id
   @validate(