From 5cef0321f26d5de47e96624a413fda0665b92b26 Mon Sep 17 00:00:00 2001
From: r888888888 <r888888888@gmail.com>
Date: Fri, 17 Mar 2017 18:36:53 -0700
Subject: [PATCH] switch to use Cache.get_multi for tag types

---
 app/models/tag.rb                   | 5 ++---
 app/presenters/tag_set_presenter.rb | 2 +-
 2 files changed, 3 insertions(+), 4 deletions(-)

diff --git a/app/models/tag.rb b/app/models/tag.rb
index bb2e5dc93..81546c926 100644
--- a/app/models/tag.rb
+++ b/app/models/tag.rb
@@ -102,9 +102,8 @@ class Tag < ActiveRecord::Base
       end
 
       def categories_for(tag_names, options = {})
-        Array(tag_names).inject({}) do |hash, tag_name|
-          hash[tag_name] = category_for(tag_name, options)
-          hash
+        categories = Cache.get_multi(Array(tag_names), "tc") do |tag|
+          Tag.select_category_for(tag)
         end
       end
     end
diff --git a/app/presenters/tag_set_presenter.rb b/app/presenters/tag_set_presenter.rb
index a09d3e586..9be7f6630 100644
--- a/app/presenters/tag_set_presenter.rb
+++ b/app/presenters/tag_set_presenter.rb
@@ -68,7 +68,7 @@ class TagSetPresenter < Presenter
   def inline_tag_list(template)
     @tags.map do |tag_name|
       <<-EOS
-        <span class="category-#{Tag.category_for(tag_name)}">
+        <span class="category-#{categories[tag_name]}">
           #{template.link_to(tag_name.tr("_", " "), template.posts_path(tags: tag_name))}
         </span>
       EOS