Adding HTTPException.detail_template class variable to permit

specializations to wrap a detail with contextual information.
This shouldn't change any existing behavior or APIs.

1 files changed, 4 insertions, 2 deletions

diff --git a/paste/httpexceptions.py b/paste/httpexceptions.py
index 095fc9f..adfd5d3 100644
--- a/paste/httpexceptions.py
+++ b/paste/httpexceptions.py
@@ -166,6 +166,7 @@ class HTTPException(Exception):
 
     code = None
     title = None
+    detail_template = '%s'
     explanation = ''
     detail = ''
     comment = ''
@@ -192,12 +193,13 @@ class HTTPException(Exception):
         if comment is not None:
             self.comment = comment
         Exception.__init__(self,"%s %s\n%s\n%s\n" % (
-            self.code, self.title, self.explanation, self.detail))
+            self.code, self.title, self.explanation,
+            self.detail_template % self.detail))
 
     def make_body(self, environ, template, escfunc, comment_escfunc=None):
         comment_escfunc = comment_escfunc or escfunc
         args = {'explanation': escfunc(self.explanation),
-                'detail': escfunc(self.detail),
+                'detail': escfunc(self.detail_template % self.detail),
                 'comment': comment_escfunc(self.comment)}
         if HTTPException.template == self.template:
             return template % args