Fix crasher when nil is passed to ident_to_quickvote

[selectricity-live] / app / models / quick_vote.rb

diff --git a/app/models/quick_vote.rb b/app/models/quick_vote.rb
index eb4e63c421f32a4381a5ae1645730c2f9f912772..ce4a4fb5d3fe1dd142e4db139262c68c5bc6a069 100644 (file)
--- a/app/models/quick_vote.rb
+++ b/app/models/quick_vote.rb
@@ -3,6 +3,11 @@ class QuickVote < Election
   validates_uniqueness_of :name
   attr_accessor :raw_candidates
   attr_accessor :reviewed
+  attr_accessor :plurality_result
+  attr_accessor :approval_result
+  attr_accessor :condorcet_result
+  attr_accessor :ssd_result
+  attr_accessor :borda_result
 
   def validate
     if @raw_candidates.length < 2
@@ -40,4 +45,43 @@ class QuickVote < Election
       self.candidates << candidate
     end
   end
+
+  #Calculate Election Results
+  def results
+    # initalize the tallies to empty arrays
+    preference_tally = Array.new
+    plurality_tally = Array.new
+    approval_tally = Array.new
+
+    self.voters.each do |voter|
+      # skip if the voter has not voted or has an unconfirmed vote
+      next unless voter.voted?
+
+      plurality_tally << voter.vote.rankings.sort[0].candidate.id
+      approval_tally << voter.vote.rankings.sort[0..1].collect \
+        { |ranking| ranking.candidate.id }
+      preference_tally << voter.vote.rankings.sort.collect \
+        { |ranking| ranking.candidate.id }
+    end
+    @plurality_result = PluralityVote.new(plurality_tally).result
+    @approval_result = ApprovalVote.new(approval_tally).result
+    @condorcet_result = PureCondorcetVote.new(preference_tally).result
+    @ssd_result = CloneproofSSDVote.new(preference_tally).result
+    @borda_result = BordaVote.new(preference_tally).result
+    #@runoff_result = InstantRunoffVote.new(preference_tally).result
+    #@runoff_results = PluralityVote.new(preference_tally).result
+
+  end
+
+  ### Convert a shortname or id into a QuickVote
+  def self.ident_to_quickvote(ident)
+    return nil unless ident
+    if ident.match(/^\d+$/)
+      quickvote = QuickVote.find(ident)
+    else
+      quickvote = QuickVote.find_all(["name = ?", ident])[0]
+    end
+
+    return quickvote
+  end
 end