Clear DB and Export to CSV, Bug Fix for intructions

Gemfile

@@ -12,7 +12,7 @@ gem "hpricot", "0.8.3", :group => :development
 gem "ruby_parser", "2.0.5", :group => :development
 gem "jquery-rails"
 gem "rspec-rails", ">= 2.0.1", :group => [:development, :test]
-
+gem "fastercsv"
 group :development, :test do
   gem 'web-app-theme', '>= 0.6.2'
 end

Gemfile.lock

@@ -34,6 +34,7 @@ GEM
     diff-lcs (1.1.2)
     erubis (2.6.6)
       abstract (>= 1.0.0)
+    fastercsv (1.5.4)
     haml (3.0.25)
     haml-rails (0.3.4)
       actionpack (~> 3.0)
@@ -108,6 +109,7 @@ PLATFORMS
   ruby
 
 DEPENDENCIES
+  fastercsv
   haml
   haml-rails
   heroku

app/controllers/responses_controller.rb

@@ -37,6 +37,31 @@ def new
   def edit
     @response = Response.find(params[:id])
   end
+
+  def empty
+    Response.delete_all
+    @responses = []
+    render :index
+  end
+
+  def export_to_csv
+    @responses = Response.find(:all)
+
+    csv_string = FasterCSV.generate do |csv|
+      # header row
+      csv << ["id", "participant_id", "group", "error", "essay", "Correct?", "Field Before Correction", "Time Corrected"]
+
+      # data rows
+      @responses.each do |response|
+        csv << [response.id, response.user_id, response.user.group,response.error, response.essay, response.correct, response.uncorrected, response.created_at ]
+      end
+    end
+
+    # send it to the browsah
+    send_data csv_string,
+              :type => 'text/csv; charset=iso-8859-1; header=present',
+              :disposition => "attachment; filename=responses.csv"
+  end
 
   # POST /responses
   # POST /responses.xml

app/views/essays/index.haml

@@ -54,7 +54,7 @@
             
             .instruction_body
                 %p
-        Please wait. 
+                    Please wait. 
         
         -# shown prompting us to finish or not, when we click finish
         .confirm_quit

app/views/responses/_sidebar.html.erb

@@ -5,9 +5,9 @@
   </div>
 </div>
 <div class="block">
-  <h3>Links</h3>
+  <h3>Actions</h3>
   <ul class="navigation">
-    <li><a href="#">Link 1</a></li>
-    <li><a href="#">Link 2</a></li>
+    <li><%= link_to "Clear All Responses", responses_empty_path, :confirm => "#{t("web-app-theme.confirm", :default => "Are you sure?")}" %></li>
+    <li><%= link_to "Export To CSV", responses_export_path %></li>
   </ul>
 </div>

config/routes.rb

@@ -1,5 +1,5 @@
 PhdChecker::Application.routes.draw do
-  resources :responses
+
 
   match 'a/score_card'                               => 'a#score_card'
   match 'b/score_card'                               => 'b#score_card'
@@ -14,7 +14,10 @@
   resources :d
   resources :e
   resources :f 
-
+  match 'responses/empty' => "responses#empty"
+    match 'responses/export' => "responses#export_to_csv"
+  resources :responses 
+
   match 'users/stats'                               => 'users#stats'
   resources :users
     root :to                                          => "a#index"