eliminate artist undelete action on controller

app/controllers/artists_controller.rb

@@ -74,14 +74,6 @@ class ArtistsController < ApplicationController
     redirect_to(artist_path(@artist), :notice => "Artist deleted")
   end
 
-  def undelete
-    if !@artist.deletable_by?(CurrentUser.user)
-      raise User::PrivilegeError
-    end
-    @artist.update_attribute(:is_active, true)
-    redirect_to(artist_path(@artist), :notice => "Artist undeleted")
-  end
-
   def revert
     @artist = Artist.find(params[:id])
     @version = @artist.versions.find(params[:version_id])

app/views/artists/_secondary_links.html.erb

@@ -15,9 +15,9 @@
       <li><%= link_to "History", artist_versions_path(:search => {:artist_id => @artist.id}) %></li>
       <% if @artist.deletable_by?(CurrentUser.user) %>
         <% if @artist.is_active? %>
-          <li id="artist-delete"><%= link_to "Delete", artist_path(@artist), :method => :delete, :data => {:confirm => "Are you sure you want to delete this artist?"} %></li>
+          <li id="artist-delete"><%= link_to "Delete", artist_path(@artist), method: :delete, data: {confirm: "Are you sure you want to delete this artist?"} %></li>
         <% else %>
-          <li><%= link_to "Undelete", undelete_artist_path(@artist), :method => :post, :data => {:confirm => "Are you sure you want to undelete this artist?"} %></li>
+          <li><%= link_to "Undelete", artist_path(@artist), method: :put, data: {confirm: "Are you sure you want to undelete this artist?", params: {"artist[is_active]" => true}} %></li>
         <% end %>
       <% end %>
       <% if CurrentUser.is_admin? %>

config/routes.rb

@@ -74,7 +74,6 @@ Rails.application.routes.draw do
       put :revert
       put :ban
       put :unban
-      post :undelete
     end
     collection do
       get :show_or_new