#184

backend/app/controllers/tag_children_controller.rb

@@ -0,0 +1,27 @@
+class TagChildrenController < ApplicationController
+  def create
+    return head :unauthorized unless current_user
+    return head :forbidden unless current_user.admin?
+
+    parent_id = params[:parent_id]
+    child_id = params[:child_id]
+    return head :bad_request if parent_id.blank? || child_id.blank?
+
+    Tag.find(parent_id).children << Tag.find(child_id) rescue nil
+
+    head :no_content
+  end
+
+  def destroy
+    return head :unauthorized unless current_user
+    return head :forbidden unless current_user.admin?
+
+    parent_id = params[:parent_id]
+    child_id = params[:child_id]
+    return head :bad_request if parent_id.blank? || child_id.blank?
+
+    Tag.find(parent_id).children.delete(Tag.find(child_id)) rescue nil
+
+    head :no_content
+  end
+end

backend/config/routes.rb

@@ -3,6 +3,8 @@ Rails.application.routes.draw do
   put 'tags/nico/:id', to: 'nico_tags#update'
   get 'tags/autocomplete', to: 'tags#autocomplete'
   get 'tags/name/:name', to: 'tags#show_by_name'
+  post 'tags/:parent_id/children/:child_id', to: 'tag_children#create'
+  delete 'tags/:parent_id/children/:child_id', to: 'tag_children#destroy'
   get 'posts/random', to: 'posts#random'
   get 'posts/changes', to: 'posts#changes'
   post 'posts/:id/viewed', to: 'posts#viewed'