Downloadble stats

app/views/application/excel.xls.haml

@@ -0,0 +1,18 @@
+- key = @excel_data[:key] || 'excel.columns'
+%html
+  %head
+    = inject_css! if ENV["RAILS_ENV"] == 'test'
+    %title
+      =_!'Excel Spreadsheet'
+  %body
+    %table
+      %thead
+        %tr
+          - @excel_data[:columns].each do |column|
+            %th=_"#{key}.#{column.to_s}"
+      %tbody
+        - @excel_data[:data].each do |row|
+          %tr
+            - @excel_data[:columns].each do |column|
+              %td=_!row[column]
+  

app/views/conferences/stats.html.haml

@@ -4,6 +4,7 @@
 		= columns(medium: 12) do
 			%h2=_'articles.conference_registration.headings.Stats'
 			%p=_'articles.conference_registration.paragraphs.Stats', :p
+			= link_to (_'links.download.Excel','Download Data in Excel Format'), stats_path(@this_conference.slug, :format => :xls), {:class => :button}
 		= columns(medium: 6) do
 			%ul.stats
 				%li

app/views/layouts/user_mailer.html.haml

@@ -42,7 +42,8 @@
 				padding: 10px 20px;
 				line-height: 50px;
 			}
-			h3 b a {
+			h3 b a,
+			h3 b a:visited {
 				color: #FFF !important;
 				background-color: #02CA9E;
 				text-decoration: none !important;