New mode for Wordpress: Filter ONLY posts liked by moderators

app/controllers/topics_controller.rb

@@ -56,7 +56,7 @@ class TopicsController < ApplicationController
   def wordpress
     params.require(:best)
     params.require(:topic_id)
-    params.permit(:min_trust_level, :min_score, :min_replies, :bypass_trust_level_score)
+    params.permit(:min_trust_level, :min_score, :min_replies, :bypass_trust_level_score, :only_moderator_liked)
 
     @topic_view = TopicView.new(
         params[:topic_id],
@@ -65,7 +65,8 @@ class TopicsController < ApplicationController
           min_trust_level: params[:min_trust_level].nil? ? 1 : params[:min_trust_level].to_i,
           min_score: params[:min_score].to_i,
           min_replies: params[:min_replies].to_i,
-          bypass_trust_level_score: params[:bypass_trust_level_score].to_i # safe cause 0 means ignore
+          bypass_trust_level_score: params[:bypass_trust_level_score].to_i, # safe cause 0 means ignore
+          only_moderator_liked: params[:only_moderator_liked].to_s == "true"
     )
 
     anonymous_etag(@topic_view.topic) do

config/routes.rb

@@ -199,6 +199,7 @@ Discourse::Application.routes.draw do
 
   # Topic routes
   get 't/:slug/:topic_id/wordpress' => 'topics#wordpress', constraints: {topic_id: /\d+/}
+  get 't/:slug/:topic_id/moderator-liked' => 'topics#moderator_liked', constraints: {topic_id: /\d+/}
   get 't/:topic_id/wordpress' => 'topics#wordpress', constraints: {topic_id: /\d+/}
   get 't/:slug/:topic_id/best_of' => 'topics#show', defaults: {best_of: true}, constraints: {topic_id: /\d+/, post_number: /\d+/}
   get 't/:topic_id/best_of' => 'topics#show', constraints: {topic_id: /\d+/, post_number: /\d+/}

lib/topic_view.rb

@@ -161,12 +161,9 @@ class TopicView
       return
     end
 
-    @posts = @filtered_posts.order('percent_rank asc, sort_order asc')
-      .where("post_number > 1")
-
+    @posts = @filtered_posts.order('percent_rank asc, sort_order asc').where("post_number > 1")
     @posts = @posts.includes(:reply_to_user).includes(:topic).joins(:user).limit(max)
 
-
     min_trust_level = opts[:min_trust_level]
     if min_trust_level && min_trust_level > 0
 
@@ -187,6 +184,11 @@ class TopicView
       @posts = @posts.where('posts.score >= ?', min_score)
     end
 
+    if opts[:only_moderator_liked]
+      liked_by_moderators = PostAction.where(post_id: @filtered_posts.pluck(:id), post_action_type_id: PostActionType.types[:like])
+      liked_by_moderators = liked_by_moderators.joins(:user).where('users.moderator').pluck(:post_id)
+      @posts = @posts.where(id: liked_by_moderators)
+    end
 
     @posts = @posts.to_a
     @posts.sort!{|a,b| a.post_number <=> b.post_number}

spec/components/topic_view_spec.rb

@@ -23,6 +23,9 @@ describe TopicView do
     let!(:p2) { Fabricate(:post, topic: topic, user: coding_horror, percent_rank: 0.5 )}
     let!(:p3) { Fabricate(:post, topic: topic, user: first_poster, percent_rank: 0 )}
 
+    let(:moderator) { Fabricate(:moderator) }
+    let(:admin) { Fabricate(:admin)
+    }
     it "it can find the best responses" do
 
       best2 = TopicView.new(topic.id, coding_horror, best: 2)
@@ -61,6 +64,21 @@ describe TopicView do
       # 0 means ignore
       best = TopicView.new(topic.id, nil, best: 99, bypass_trust_level_score: 0, min_trust_level: coding_horror.trust_level + 1)
       best.posts.count.should == 0
+
+      # If we restrict to posts a moderator liked, return none
+      best = TopicView.new(topic.id, nil, best: 99, only_moderator_liked: true)
+      best.posts.count.should == 0
+
+      # It doesn't count likes from admins
+      PostAction.act(admin, p3, PostActionType.types[:like])
+      best = TopicView.new(topic.id, nil, best: 99, only_moderator_liked: true)
+      best.posts.count.should == 0
+
+      # It should find the post liked by the moderator
+      PostAction.act(moderator, p2, PostActionType.types[:like])
+      best = TopicView.new(topic.id, nil, best: 99, only_moderator_liked: true)
+      best.posts.count.should == 1
+
     end
 
 

spec/controllers/topics_controller_spec.rb

@@ -3,6 +3,7 @@ require 'spec_helper'
 describe TopicsController do
 
 
+
   context 'wordpress' do
     let!(:user) { log_in(:moderator) }
     let(:p1) { Fabricate(:post, user: user) }