Moved cgitb middleware entry point to separate function

1 files changed, 34 insertions, 3 deletions

diff --git a/paste/cgitb_catcher.py b/paste/cgitb_catcher.py
index 9492498..09d7b49 100644
--- a/paste/cgitb_catcher.py
+++ b/paste/cgitb_catcher.py
@@ -21,14 +21,14 @@ class NoDefault:
 class CgitbMiddleware(object):
 
     def __init__(self, app,
-                 global_conf,
+                 global_conf=None,
                  display=NoDefault,
                  logdir=None,
                  context=5,
                  format="html"):
-        # @@: global_conf should only be present in a seperate
-        # function for the entry point
         self.app = app
+        if global_conf is None:
+            global_conf = {}
         if display is NoDefault:
             display = global_conf.get('debug')
         if isinstance(display, basestring):
@@ -83,3 +83,34 @@ class CgitbMiddleware(object):
         hook(*exc_info)
         return dummy_file.getvalue()
         
+def make_cgitb_middleware(self, app, global_conf,
+                          display=NoDefault,
+                          logdir=None,
+                          context=5,
+                          format='html'):
+    """
+    Wraps the application in the ``cgitb`` (standard library)
+    error catcher.
+        
+      display:
+        If true (or debug is set in the global configuration)
+        then the traceback will be displayed in the browser
+
+      logdir:
+        Writes logs of all errors in that directory
+
+      context:
+        Number of lines of context to show around each line of
+        source code
+    """
+    from paste.deploy.converters import asbool
+    if display is not NoDefault:
+        display = asbool(display)
+    if 'debug' in global_conf:
+        global_conf['debug'] = asbool(global_conf['debug'])
+    return CgitbMiddleware(
+        app, global_conf=global_conf,
+        display=display,
+        logdir=logdir,
+        context=context,
+        format=format)