# if a redaction ID was specified, then set this element to
# be redacted in that redaction.
redaction = Redaction.find(redaction_id.to_i)
@old_element.redact!(redaction)
# if a redaction ID was specified, then set this element to
# be redacted in that redaction.
redaction = Redaction.find(redaction_id.to_i)
@old_element.redact!(redaction)