fixes #2130

app/controllers/iqdb_controller.rb

@@ -1,8 +0,0 @@
-class IqdbController < ApplicationController
-  def similar_by_source
-    @download = Iqdb::Download.new(params[:source])
-    @download.download_from_source
-    @download.find_similar
-    render :layout => false
-  end
-end

app/controllers/iqdb_queries_controller.rb

@@ -0,0 +1,30 @@
+class IqdbQueriesController < ApplicationController
+  before_filter :member_only
+
+  def create
+    if !Danbooru.config.iqdb_hostname_and_port
+      render :nothing => true
+      return
+    end
+
+    if params[:url]
+      create_by_url
+    elsif params[:post_id]
+      create_by_post
+    end
+  end
+
+protected
+  def create_by_url
+    @download = Iqdb::Download.new(params[:url])
+    @download.download_from_source
+    @download.find_similar
+    render :layout => false, :action => "create_by_url"
+  end
+
+  def create_by_post
+    @post = Post.find(params[:post_id])
+    @results = Iqdb::Server.default.similar(@post.id, 3)
+    render :layout => false, :action => "create_by_post"
+  end
+end