profiler追加, treeのcount表示

Gemfile

@@ -74,3 +74,6 @@ end
 
 
 # tree structure
 # tree structure
 gem 'ancestry'
 gem 'ancestry'
+
+# profiler
+gem 'rack-mini-profiler'

Gemfile.lock

@@ -100,6 +100,8 @@ GEM
     pg (0.17.0)
     pg (0.17.0)
     polyglot (0.3.3)
     polyglot (0.3.3)
     rack (1.5.2)
     rack (1.5.2)
+    rack-mini-profiler (0.1.31)
+      rack (>= 1.1.3)
     rack-test (0.6.2)
     rack-test (0.6.2)
       rack (>= 1.0)
       rack (>= 1.0)
     rails (4.0.2)
     rails (4.0.2)
@@ -172,6 +174,7 @@ DEPENDENCIES
   jbuilder (~> 1.2)
   jbuilder (~> 1.2)
   omniauth-google-oauth2
   omniauth-google-oauth2
   pg
   pg
+  rack-mini-profiler
   rails (~> 4.0.2)
   rails (~> 4.0.2)
   rails_12factor
   rails_12factor
   redcarpet!
   redcarpet!

app/helpers/posts_helper.rb

@@ -3,7 +3,7 @@ module PostsHelper
   # @param {ActiveRecord::Relation} node
   # @param {ActiveRecord::Relation} node
   def h_display_tree(node)
   def h_display_tree(node)
     _html = '<ul>'
     _html = '<ul>'
-    _html << %Q{<li><a href="#{ root_path(q: '#' + node.name) }">#{node.name}</a></li>}
+    _html << %Q{<li><a href="#{ root_path(q: '#' + node.name) }">#{node.name} <span class="badge">#{node.post_tags.count}</span></a></li>}
     node.children.each do |_child|
     node.children.each do |_child|
       _html << h_display_tree(_child)
       _html << h_display_tree(_child)
     end
     end