Support for creating embedded topics via API

app/controllers/posts_controller.rb

@@ -256,6 +256,9 @@ class PostsController < ApplicationController
       # php seems to be sending this incorrectly, don't fight with it
       params[:skip_validations] = params[:skip_validations].to_s == "true"
       permitted << :skip_validations
+
+      # We allow `embed_url` via the API
+      permitted << :embed_url
     end
 
     params.require(:raw)

lib/post_creator.rb

@@ -64,6 +64,7 @@ class PostCreator
       track_topic
       update_topic_stats
       update_user_counts
+      create_embedded_topic
 
       publish
       ensure_in_allowed_users if guardian.is_staff?
@@ -82,7 +83,6 @@ class PostCreator
     @post
   end
 
-
   def self.create(user, opts)
     PostCreator.new(user, opts).create
   end
@@ -110,6 +110,14 @@ class PostCreator
 
   protected
 
+  # You can supply an `embed_url` for a post to set up the embedded relationship.
+  # This is used by the wp-discourse plugin to associate a remote post with a
+  # discourse post.
+  def create_embedded_topic
+    return unless @opts[:embed_url].present?
+    TopicEmbed.create!(topic_id: @post.topic_id, post_id: @post.id, embed_url: @opts[:embed_url])
+  end
+
   def handle_spam
     if @spam
       GroupMessage.create( Group[:moderators].name,

spec/components/post_creator_spec.rb

@@ -420,5 +420,19 @@ describe PostCreator do
     end
   end
 
+  describe "embed_url" do
+
+    let(:embed_url) { "http://eviltrout.com/stupid-url" }
+
+    it "creates the topic_embed record" do
+      creator = PostCreator.new(user,
+                                embed_url: embed_url,
+                                title: 'Reviews of Science Ovens',
+                                raw: 'Did you know that you can use microwaves to cook your dinner? Science!')
+      post = creator.create
+      TopicEmbed.where(embed_url: embed_url).exists?.should be_true
+    end
+  end
+
 end