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Commit b36bc6f78e2877a3b90eb27a32d2d711a4755268

Authored by Luke Baker
1 parent b6cb8ac5
Exists in master and in 1 other branch production-vendorized

add median_responses_per_session API call

Showing 6 changed files with 62 additions and 0 deletions   Show diff stats
CHANGELOG.md
  Diff comments   View file @b36bc6f
  1 + * Added median_responses_per_session call to API
1 2 * Added upload_to_participation_ratio call to API
2 3 * Added vote_rate call to API
3 4  
... ...
app/controllers/questions_controller.rb
  Diff comments   View file @b36bc6f
... ... @@ -91,6 +91,13 @@ class QuestionsController < InheritedResources::Base
91 91 end
92 92 end
93 93  
  94 + def median_responses_per_session
  95 + @question = current_user.questions.find(params[:id])
  96 + respond_to do |format|
  97 + format.xml{ render :xml => {:median => @question.median_responses_per_session}.to_xml and return}
  98 + end
  99 + end
  100 +
94 101 def object_info_by_visitor_id
95 102  
96 103 object_type = params[:object_type]
... ...
app/models/question.rb
  Diff comments   View file @b36bc6f
... ... @@ -672,6 +672,17 @@ class Question < ActiveRecord::Base
672 672 last_appearance
673 673 end
674 674  
  675 + # a response is either a vote or a skip, get the median per session
  676 + def median_responses_per_session
  677 + median(Question.connection.select_values("
  678 + SELECT COUNT(*) total FROM (
  679 + (SELECT voter_id vid FROM votes WHERE question_id = #{id})
  680 + UNION ALL
  681 + (SELECT skipper_id vid FROM skips WHERE question_id = #{id})
  682 + ) b GROUP BY b.vid ORDER BY total
  683 + "), true) || 0
  684 + end
  685 +
675 686 def upload_to_participation_ratio
676 687 swp = sessions_with_participation
677 688 return 0.to_f if swp == 0
... ...
config/routes.rb
  Diff comments   View file @b36bc6f
... ... @@ -8,6 +8,7 @@ ActionController::Routing::Routes.draw do |map|
8 8 :object_info_by_visitor_id => :get,
9 9 :median_votes_per_session => :get,
10 10 :vote_rate => :get,
  11 + :median_responses_per_session => :get,
11 12 :upload_to_participation_ratio => :get,
12 13 :export => :post} ,
13 14 :collection => {:all_num_votes_by_visitor_id => :get,
... ...
spec/integration/questions_spec.rb
  Diff comments   View file @b36bc6f
... ... @@ -252,6 +252,19 @@ describe "Questions" do
252 252 describe "GET 'object_info_totals_by_date'" do
253 253 end
254 254  
  255 + describe "GET 'median_responses_per_session'" do
  256 + before(:all) { truncate_all }
  257 + it "should return the median responses per session" do
  258 + q = Factory.create(:aoi_question, :site => @api_user)
  259 + Factory.create(:vote_new_user, :question => q)
  260 + v = Factory.create(:vote_new_user, :question => q)
  261 + Factory.create(:vote, :question => q, :voter => v.voter)
  262 + get_auth median_responses_per_session_question_path(q, :format => 'xml')
  263 + response.should be_success
  264 + response.body.should have_tag("median", :text => "1.5")
  265 + end
  266 + end
  267 +
255 268 describe "GET 'upload_to_participation_ratio'" do
256 269 before(:all) { truncate_all }
257 270 it "should return the proper upload:participation ratio" do
... ...
spec/models/question_spec.rb
  Diff comments   View file @b36bc6f
... ... @@ -255,6 +255,35 @@ describe Question do
255 255 @q = Factory.create(:aoi_question)
256 256 end
257 257  
  258 + it "should properly calculate median_responses_per_session with no responses" do
  259 + @q.median_responses_per_session.should == 0
  260 + end
  261 +
  262 + it "should properly calculate median_responses_per_session with 2 sessions" do
  263 + # one session with 1 vote, one with 2 votes
  264 + Factory.create(:vote_new_user, :question => @q)
  265 + v = Factory.create(:vote_new_user, :question => @q)
  266 + Factory.create(:vote, :question => @q, :voter => v.voter)
  267 + @q.median_responses_per_session.should == 1.5
  268 + end
  269 +
  270 + it "should properly calculate median_responses_per_session with 3 sessions" do
  271 + # one session with 3 skips, 2 votes
  272 + v = Factory.create(:vote_new_user, :question => @q)
  273 + 3.times { Factory.create(:skip, :question => @q, :skipper => v.voter) }
  274 + Factory.create(:vote, :question => @q, :voter => v.voter)
  275 +
  276 + # second session with 3 skips
  277 + v = Factory.create(:skip_new_user, :question => @q)
  278 + 2.times { Factory.create(:skip, :question => @q, :skipper => v.skipper) }
  279 +
  280 + # third session with 4 votes, 5 skips
  281 + v = Factory.create(:vote_new_user, :question => @q)
  282 + 3.times { Factory.create(:skip, :question => @q, :skipper => v.voter) }
  283 + 4.times { Factory.create(:vote, :question => @q, :voter => v.voter) }
  284 + @q.median_responses_per_session.should == 5
  285 + end
  286 +
258 287 it "should give proper stats required for idea:participation ratio" do
259 288 @q.sessions_with_uploaded_ideas.should == 0
260 289 @q.sessions_with_participation.should == 0
... ...