From: John Dong <jdong@mit.edu>
Date: Thu, 16 Aug 2007 20:54:46 +0000 (-0400)
Subject: Add nil-guards to the graphs
X-Git-Url: https://projects.mako.cc/source/selectricity/commitdiff_plain/166ed711409f6200467a3aa879fb165f59fc8cec?ds=sidebyside

Add nil-guards to the graphs
---

diff --git a/app/controllers/graph_controller.rb b/app/controllers/graph_controller.rb
index bbd5cd7..8b617da 100644
--- a/app/controllers/graph_controller.rb
+++ b/app/controllers/graph_controller.rb
@@ -82,6 +82,7 @@ class GraphController < ApplicationController
     #pref_tally = make_preference_tally(@election)
     
     #@borda_result = BordaVote.new(pref_tally).result
+    @election.results unless @election.borda_result
     data, labels = get_borda_points(@election.borda_result)
     
     graph = GruffGraff.new( :graph_type => Gruff::Bar,
@@ -169,7 +170,8 @@ class GraphController < ApplicationController
     
     # Now I need to create an array with all the times votes were made
     election.votes.each do |vote|
-        voter_days << Date.parse(vote.time.to_s)
+      next unless vote.time
+      voter_days << Date.parse(vote.time.to_s)
     end
     voter_days.sort!
     
@@ -215,6 +217,7 @@ class GraphController < ApplicationController
     # Will build a graph over time, as each successive interval will have more
     # vote objects  
     election.votes.each do |vote|
+      next unless vote.time
       buckets.keys.sort.each do |inter|
         if vote.time < inter
           buckets[inter] << vote