forum post votes: add index page.

app/models/forum_post_vote.rb

@@ -8,6 +8,12 @@ class ForumPostVote < ApplicationRecord
   scope :by, ->(user_id) {where(creator_id: user_id)}
   scope :excluding_user, ->(user_id) {where("creator_id <> ?", user_id)}
 
+  def self.search(params)
+    q = super
+    q = q.search_attributes(params, :creator, :forum_post_id, :score)
+    q.apply_default_order(params)
+  end
+
   def up?
     score == 1
   end

app/models/user.rb

@@ -91,6 +91,7 @@ class User < ApplicationRecord
   has_many :comments, foreign_key: :creator_id
   has_many :wiki_page_versions, foreign_key: :updater_id
   has_many :feedback, :class_name => "UserFeedback", :dependent => :destroy
+  has_many :forum_post_votes, dependent: :destroy, foreign_key: :creator_id
   has_many :posts, :foreign_key => "uploader_id"
   has_many :post_appeals, foreign_key: :creator_id
   has_many :post_approvals, :dependent => :destroy