Added fifth tag category meta

app/assets/stylesheets/specific/posts.scss

@@ -211,6 +211,14 @@ body[data-user-can-approve-posts="true"] .post-preview {
   }
 }
 
+.category-5 a, a.tag-type-5, .ui-state-focus a.tag-type-5 {
+  color: #F80;
+
+  &:hover {
+    color: #FA6;
+  }
+}
+
 .category-banned a, a.tag-type-banned,, .ui-state-focus a.tag-type-banned {
   color: black;
   background-color: red;

config/danbooru_default_config.rb

@@ -265,6 +265,14 @@ module Danbooru
             "formatstr" => "drawn by %s"
           },
           "relatedtag" => "Artists"
+        },
+        "meta" => {
+          "category" => 5,
+          "short" => "meta",
+          "extra" => [],
+          "header" => "<h2>Meta</h2>",
+          "humanized" => nil,
+          "relatedtag" => nil
         }
       }
     end
@@ -304,12 +312,12 @@ module Danbooru
 
     #Sets the order of the split tag header list (presenters/tag_set_presenter.rb)
     def split_tag_header_list
-      @split_tag_header_list ||= ["copyright","character","artist","general"]
+      @split_tag_header_list ||= ["copyright","character","artist","general","meta"]
     end
 
     #Sets the order of the categorized tag string (presenters/post_presenter.rb)
     def categorized_tag_list
-      @categorized_tag_list ||= ["copyright","character","artist","general"]
+      @categorized_tag_list ||= ["copyright","character","artist","meta","general"]
     end
 
     #Sets the order of the related tag buttons (javascripts/related_tag.js)

db/migrate/20171106075030_add_tag_count_meta_to_posts.rb

@@ -0,0 +1,7 @@
+class AddTagCountMetaToPosts < ActiveRecord::Migration
+  def change
+    Post.without_timeout do
+      add_column :posts, :tag_count_meta, :integer, default: 0, null: false
+    end
+  end
+end

db/structure.sql

@@ -2776,7 +2776,8 @@ CREATE TABLE posts (
     pixiv_id integer,
     last_commented_at timestamp without time zone,
     has_active_children boolean DEFAULT false,
-    bit_flags bigint DEFAULT 0 NOT NULL
+    bit_flags bigint DEFAULT 0 NOT NULL,
+    tag_count_meta integer DEFAULT 0 NOT NULL
 );
 
 
@@ -7518,3 +7519,5 @@ INSERT INTO schema_migrations (version) VALUES ('20170709190409');
 
 INSERT INTO schema_migrations (version) VALUES ('20170914200122');
 
+INSERT INTO schema_migrations (version) VALUES ('20171106075030');
+

test/unit/tag_test.rb

@@ -61,6 +61,7 @@ class TagTest < ActiveSupport::TestCase
       assert_equal(1, Tag.categories.artist)
       assert_equal(3, Tag.categories.copyright)
       assert_equal(4, Tag.categories.character)
+      assert_equal(5, Tag.categories.meta)
     end
 
     should "have a regular expression for matching category names and shortcuts" do
@@ -74,6 +75,7 @@ class TagTest < ActiveSupport::TestCase
       assert_match(regexp, "character")
       assert_match(regexp, "char")
       assert_match(regexp, "ch")
+      assert_match(regexp, "meta")
       assert_no_match(regexp, "c")
       assert_no_match(regexp, "woodle")
     end
@@ -83,6 +85,7 @@ class TagTest < ActiveSupport::TestCase
       assert_equal(0, Tag.categories.value_for("gen"))
       assert_equal(1, Tag.categories.value_for("artist"))
       assert_equal(1, Tag.categories.value_for("art"))
+      assert_equal(5, Tag.categories.value_for("meta"))
       assert_equal(0, Tag.categories.value_for("unknown"))
     end
   end