projects.mako.cc - selectricity/blob - app/controllers/quickvote_controller.rb

   1 class QuickvoteController < ApplicationController
   2   layout 'hc'
   3   model :quick_voter
   4   model :vote
   5   model :election
   6
   7   def index
   8     @election = QuickVote.find_all(["name = ?", params[:votename]])[0]
   9
  10     if @election
  11       @voter = QuickVoter.find_all(["session_id = ? and election_id = ?",
  12                                   session.session_id, @election.id])[0]
  13       unless @voter
  14         @voter = QuickVoter.new
  15         @voter.election = QuickVote.find_all( [ "name = ?", params[:votename] ] )[0]
  16       end
  17     else
  18       redirect_to :controller => 'site'
  19     end
  20   end
  21
  22   def create
  23     if params[:quickvote]
  24       @quickvote = QuickVote.new(params[:quickvote])
  25
  26       # store the candidate grabbed through ajax and stored in flash
  27       @quickvote.candidatelist = flash[:candlist]
  28
  29       # try to save, if it fails, show the page again (the flash should
  30       # still be intact
  31       if @quickvote.save
  32         @quickvote = @quickvote.reload
  33         render :action => 'success'
  34       else
  35         flash.keep(:candlist)
  36       end
  37     else
  38       # if we don't have a quickvote param, it means that the person
  39       # here has not been hitting this page and we can clear any
  40       # candlist in the flash
  41       flash.delete(:candlist) if flash.has_key?(:candlist)
  42     end
  43   end
  44
  45   def add_candidate
  46     candidate_name = params[:ajax][:newcandidate]
  47     if flash.has_key?(:candlist) and flash[:candlist].instance_of?(Array)
  48       flash[:candlist] << candidate_name
  49     else
  50       flash[:candlist] = [ candidate_name ]
  51     end
  52     flash.keep(:candlist)
  53     render_partial 'candidate_list'
  54   end
  55
  56   def change
  57     voter = QuickVoter.find_all(["session_id = ?", session.session_id])[0]
  58     voter.destroy
  59     redirect_to quickvote_url( :votename => params[:votename] )
  60   end
  61
  62   def confirm
  63     election = QuickVote.find_all(["name = ?", params[:votename]])[0]
  64
  65     if QuickVoter.find_all(["session_id = ? and election_id = ?",
  66                             session.session_id, election.id])[0]
  67       flash[:notice] = "You have already voted!"
  68       redirect_to quickvote_url( :votename => params[:votename] )
  69     else
  70       @voter = QuickVoter.new()
  71       @voter.election = election
  72       @voter.session_id = session.session_id
  73       @voter.ipaddress = request.env["REMOTE_ADDR"]
  74       @voter.save
  75       @voter.reload
  76
  77       @voter.vote = Vote.new
  78       @voter.vote.votestring = params[:vote][:votestring]
  79       @voter.vote.confirm!
  80       render :action => 'thanks'
  81     end
  82   end
  83
  84   def results
  85     @election = QuickVote.find_all( ["name = ?", params[:votename]] )[0]
  86
  87     preference_tally = []
  88     plurality_tally = []
  89     approval_tally = []
  90     @election.voters.each do |voter|
  91       plurality_tally << voter.vote.rankings.sort[0].candidate.id
  92       approval_tally << voter.vote.rankings.sort[0..1].collect {|ranking| ranking.candidate.id}
  93       preference_tally << voter.vote.rankings.sort.collect {|ranking| ranking.candidate.id}
  94     end
  95
  96     @plurality_result = PluralityVote.new(plurality_tally).result
  97     @approval_result = ApprovalVote.new(approval_tally).result
  98     @condorcet_result = CloneproofSSDVote.new(preference_tally).result
  99     @ssd_result = PureCondorcetVote.new(preference_tally).result
 100     @borda_result = BordaVote.new(preference_tally).result
 101     @runoff_result = InstantRunoffVote.new(preference_tally).result
 102
 103     @candidates = {}
 104     @election.candidates.each {|c| @candidates[c.id] = c}
 105   end
 106
 107 end