[extensions-web] Add extra debug information to failed uploads

[Jasper St. Pierre <jstpierre src gnome org>]

commit d2328718cc9ff2f179711e061f278f8d7e555bb4
Author: Jasper St. Pierre <jstpierre mecheye net>
Date:   Sun Dec 11 13:47:26 2011 -0500

    Add extra debug information to failed uploads

 .../extensions/templates/extensions/upload.html    |    5 +++++
 sweettooth/extensions/views.py                     |    5 ++++-
 2 files changed, 9 insertions(+), 1 deletions(-)
---
diff --git a/sweettooth/extensions/templates/extensions/upload.html b/sweettooth/extensions/templates/extensions/upload.html
index a485163..4b7f43a 100644
--- a/sweettooth/extensions/templates/extensions/upload.html
+++ b/sweettooth/extensions/templates/extensions/upload.html
@@ -7,6 +7,11 @@
     {{ error }}
   </p>
   {% endfor %}
+  {% if extra_debug %}
+  <p class="message info">
+    Debug information: {{ extra_debug }}
+  </p>
+  {% endif %}
 {% endblock %}
 
 {% block body %}
diff --git a/sweettooth/extensions/views.py b/sweettooth/extensions/views.py
index 6ea2cad..d3d9324 100644
--- a/sweettooth/extensions/views.py
+++ b/sweettooth/extensions/views.py
@@ -312,6 +312,7 @@ def upload_file(request, pk):
             return HttpResponseForbidden()
 
     errors = []
+    extra_debug = None
 
     if request.method == 'POST':
         form = UploadForm(request.POST, request.FILES)
@@ -351,6 +352,7 @@ def upload_file(request, pk):
             except ValidationError, e:
                 is_valid = False
                 errors = e.messages
+                extra_debug = repr(e)
             else:
                 is_valid = True
 
@@ -371,4 +373,5 @@ def upload_file(request, pk):
 
     form = UploadForm()
     return render(request, 'extensions/upload.html', dict(form=form,
-                                                          errors=errors))
+                                                          errors=errors,
+                                                          extra_debug=extra_debug))