url(r'^audiobooki/(?P<type>mp3|ogg|daisy|all).xml$', AudiobookFeed(), name='audiobook_feed'),
url(r'^custompdf/(?P<book_fileid>%s).pdf' % Book.FILEID_RE, 'download_custom_pdf'),
url(r'^audiobooki/(?P<type>mp3|ogg|daisy|all).xml$', AudiobookFeed(), name='audiobook_feed'),
url(r'^custompdf/(?P<book_fileid>%s).pdf' % Book.FILEID_RE, 'download_custom_pdf'),