include questions in registrations pdf and xls

app/views/admin/registrations/index.pdf.prawn

@@ -1,34 +1,37 @@
-prawn_document(:force_download=>true, :filename => @pdf_filename) do |pdf|
+prawn_document(force_download: true, filename: @pdf_filename, page_layout: :landscape) do |pdf|
   table_array = []
-  header_array = ["   ",
-                  "Name",
-                  "Email",
-                  "Attending Social Events",
-                  "Attending With Partner",
-                  "Arrival Date",
-                  "Departure Date"]
+  header_array = ['Attended',
+                  'Name',
+                  'Nickname',
+                  'Affiliation',
+                  'Email',
+                  'Arrival Date',
+                  'Departure Date']
+  @conference.questions.each do |question|
+    header_array << question.title
+  end
+
   table_array << header_array
   @registrations.each do |registration|
     row = []
-    row << ""
+    row << ( registration.attended ? 'X' : '' )
     row << registration.name
+    row << registration.nickname
+    row << registration.affiliation
     row << registration.email
-    if registration.attending_social_events
-      row << "X"
-    else
-      row << " "
+    row << registration.arrival.to_s || ''
+    row << registration.departure.to_s || ''
+
+    @conference.questions.each do |question|
+      qa = registration.qanswers.find_by(question: question)
+      answer = ( qa ? qa.answer.title : '' )
+
+      row << answer
     end
 
-    if registration.attending_with_partner.to_s
-      row << "X"
-    else
-      row << " "
-    end
-    row << registration.arrival.to_s
-    row << registration.departure.to_s
     table_array << row
   end
 
-  pdf.text "#{@conference.title} Registrations", :font_size => 25
-  pdf.table table_array, :header => true, :cell_style => {:size => 5, :border_width => 1}
+  pdf.text "#{@conference.title} Registrations", font_size: 25
+  pdf.table table_array, header: true, cell_style: {size: 5, border_width: 1}
 end