= "criou "     if entry.kind_of?(AttachmentCreateLogEntry)
= "editou "    if entry.kind_of?(AttachmentEditLogEntry)
= "excluiu "   if entry.kind_of?(AttachmentDeleteLogEntry)
= "restaurou " if entry.kind_of?(AttachmentRestoreLogEntry)

= raw "o anexo " + link_to(h(entry.attachment.file_name), course_attachment_url(entry.course, entry.attachment))