send admin email on exception

ordr2/views/errors.py

@@ -1,5 +1,10 @@
 ''' display error pages '''
 
+import io
+import pprint
+import traceback
+import sys
+
 
 from pyramid.exceptions import BadCSRFToken
 from pyramid.view import (
@@ -7,6 +12,8 @@ from pyramid.view import (
     forbidden_view_config,
     view_config
     )
+from pyramid_mailer.message import Message
+
 
 
 @notfound_view_config(renderer='ordr2:templates/errors/not_found.jinja2')
@@ -38,6 +45,34 @@ def bad_csrf_view(context, request):
     renderer='ordr2:templates/errors/exception.jinja2'
     )
 def exception_view(context, request):
+
+    exc_type, exc_value, exc_traceback = sys.exc_info()
+    traceback_output = io.StringIO()
+    traceback.print_exc(file=traceback_output)
+
+    request_output = io.StringIO()
+    pprint.pprint(request.__dict__, stream=request_output)
+
+    settings = request.registry.settings
+    default_sender = settings['mail.default_sender']
+    recipient = settings.get('admin_email', None) or default_sender
+
+    body = '\n'.join([
+        traceback_output.getvalue(),
+        '',
+        '',
+        'Request:',
+        request_output.getvalue()
+        ])
+
+    message = Message(
+        subject='[ordr] Exception occured',
+        sender=default_sender,
+        recipients=[recipient],
+        body=body
+        )
+    request.mailer.send_immediately(message)
+
     context.nav_highlight = 'errors'
     request.response.status = 500
     return {}