Use tag cloud objects in view

This allows us to not set the individual instance variables for the tag
cloud attributes.

app/controllers/stats_controller.rb

@@ -552,16 +552,8 @@ class StatsController < ApplicationController
   end
 
   def get_stats_tags
-    cloud = Stats::TagCloud.new(current_user)
-
-    @tags_for_cloud = cloud.tags
-    @tags_min = cloud.min
-    @tags_divisor = cloud.divisor
-
-    cloud = Stats::TagCloud.new(current_user, @cut_off_3months)
-    @tags_for_cloud_90days = cloud.tags
-    @tags_min_90days = cloud.min
-    @tags_divisor_90days = cloud.divisor
+    @tag_cloud = Stats::TagCloud.new(current_user)
+    @tag_cloud_90days = Stats::TagCloud.new(current_user, @cut_off_3months)
   end
 
   def get_ids_from (actions, week_from, week_to, at_end)

app/views/stats/_tags.html.erb

@@ -3,12 +3,12 @@
 <p><%= t('stats.tag_cloud_description') %></p>
 
   <p>
-    <% if @tags_for_cloud.size < 1
+    <% if tag_cloud.tags.size < 1
     t('stats.no_tags_available')
     else
-    @tags_for_cloud.each do |t| %>
+    tag_cloud.tags.each do |t| %>
     <%= link_to t.name, tag_path(t.name), {
-      :style => "font-size: " + (9 + 2*(t.count.to_i-@tags_min)/@tags_divisor).to_s + "pt",
+      :style => "font-size: " + (9 + 2*(t.count.to_i-tag_cloud.min)/tag_cloud.divisor).to_s + "pt",
       :title => t.count.to_s+" #{t('common.actions_midsentence', :count => t.count)}"}
     -%> <%
     end
@@ -20,15 +20,15 @@
 <h3><%= t('stats.tag_cloud_90days_title') %></h3>
 <p><%= t('stats.tag_cloud_90days_description') %></p>
   <p>
-    <% if @tags_for_cloud_90days.size < 1
+    <% if tag_cloud_90days.tags.size < 1
     t('stats.no_tags_available')
     else
-    @tags_for_cloud_90days.each do |t| %>
+    tag_cloud_90days.tags.each do |t| %>
     <%= link_to t.name, tag_path(t.name), {
-      :style => "font-size: " + (9 + 2*(t.count.to_i-@tags_min_90days)/@tags_divisor_90days).to_s + "pt",
+      :style => "font-size: " + (9 + 2*(t.count.to_i-tag_cloud_90days.min)/tag_cloud_90days.divisor).to_s + "pt",
       :title => t.count.to_s+" #{t('common.actions_midsentence', :count => t.count)}"}
     -%> <%
     end
     end-%>
 </p>
-</div>
+</div>

app/views/stats/index.html.erb

@@ -15,7 +15,7 @@
     <%= render :partial => 'projects' -%>
 
     <h2><%= t('stats.tags') %></h2>
-    <%= render :partial => 'tags' -%>
+    <%= render :partial => 'tags', :locals => {:tag_cloud => @tag_cloud, :tag_cloud_90days => @tag_cloud_90days} -%>
 
   <% else -%>
 
@@ -23,4 +23,4 @@
 
   <% end -%>
 
-</div>
+</div>