1 local issue = Issue:new_selector():add_where{ "id = ?", param.get("issue_id", atom.integer) }:for_share():single_object_mode():exec()

2

3 local direct_voter = DirectVoter:by_pk(issue.id, app.session.member_id)

4

5 if direct_voter then

6 slot.select("error", function()

7 ui.tag{ content = _"You already voted this issue" }

8 end )

9 return false

10 end

11

12 local non_voter = NonVoter:by_pk(issue.id, app.session.member_id)

13

14 if non_voter and param.get("delete", atom.boolean) then

15 non_voter:destroy()

16 elseif not non_voter then

17 non_voter = NonVoter:new()

18 non_voter.issue_id = issue.id

19 non_voter.member_id = app.session.member_id

20 non_voter:save()

21 end