posts/show: load flag/appeal/replacement dialogs via ajax (#3922).

app/controllers/post_appeals_controller.rb

@@ -3,7 +3,7 @@ class PostAppealsController < ApplicationController
   respond_to :html, :xml, :json, :js
 
   def new
-    @post_appeal = PostAppeal.new
+    @post_appeal = PostAppeal.new(post_appeal_params)
     respond_with(@post_appeal)
   end
 

app/controllers/post_flags_controller.rb

@@ -3,7 +3,7 @@ class PostFlagsController < ApplicationController
   respond_to :html, :xml, :json, :js
 
   def new
-    @post_flag = PostFlag.new
+    @post_flag = PostFlag.new(post_flag_params)
     respond_with(@post_flag)
   end
 

app/controllers/post_replacements_controller.rb

@@ -1,9 +1,10 @@
 class PostReplacementsController < ApplicationController
-  respond_to :html, :xml, :json
+  respond_to :html, :xml, :json, :js
   before_action :moderator_only, except: [:index]
 
   def new
-    @post = Post.find(params[:post_id])
+    @post_replacement = Post.find(params[:post_id]).replacements.new
+    respond_with(@post_replacement)
   end
 
   def create

app/controllers/posts_controller.rb

@@ -23,9 +23,7 @@ class PostsController < ApplicationController
 
   def show
     @post = Post.find(params[:id])
-    @post_flag = PostFlag.new(:post_id => @post.id)
-    @post_appeal = PostAppeal.new(:post_id => @post.id)
-    
+
     include_deleted = @post.is_deleted? || (@post.parent_id.present? && @post.parent.is_deleted?) || CurrentUser.user.show_deleted_children?
     @parent_post_set = PostSets::PostRelationship.new(@post.parent_id, :include_deleted => include_deleted)
     @children_post_set = PostSets::PostRelationship.new(@post.id, :include_deleted => include_deleted)