def upload_file(request):
"""
Handle ajax form submit, return json.
"""
if request.method == 'POST':
if is_student(request.user.username):
return
# handle upload
form = UploadFileForm(request.POST, request.FILES)
response_data = form.handle(request.user.username)
if response_data['non_existed']:
# include uploaded data into response_data
newfile_html = render_to_string("uploader/one_file_row.html", {'fileinfo': response_data['asset']})
response_data.update({'newfile': newfile_html })
response_data.pop('asset', None)
return HttpResponse(json.dumps(response_data), content_type="application/json")
