add the ability to remove specific tags from tag management page

Author: drusepth

app/controllers/page_tags_controller.rb

@@ -1,4 +1,5 @@
 class PageTagsController < ApplicationController
+  # Remove a tag and all of its links to a page
   def remove
     # Params
     # {"page_type"=>"Location", "slug"=>"mountains", "controller"=>"page_tags", "action"=>"remove"
@@ -12,4 +13,11 @@ def remove
 
     return redirect_back fallback_location: root_path, notice: 'Tag deleted successfully.'
   end
+
+  # Destroy a specific tag by ID
+  def destroy
+    PageTag.find_by(id: params[:id], user_id: current_user.id).destroy!
+
+    return redirect_back fallback_location: root_path, notice: 'Tag deleted successfully.'
+  end
 end

app/views/data/tags.html.erb

@@ -62,6 +62,9 @@
                       <em>Loading <%= content_type.name %> name...</em>
                     </span>
                   <% end %>
+                  <%= link_to destroy_specific_tag_path(page_tag), method: :delete, class: 'tooltipped', data: { tooltip: 'Remove this tag' } do %>
+                    <i class="close material-icons">close</i>
+                  <% end %>
                 </div>
               <% end %>
             </div>

config/routes.rb

@@ -99,6 +99,7 @@
     get '/scratchpad',      to: 'main#notes', as: :notes
 
     get 'tag/remove',       to: 'page_tags#remove'
+    delete 'tag/:id/destroy', to: 'page_tags#destroy', as: :destroy_specific_tag
 
     # Legacy route: left intact so /my/documents/X URLs continue to work for everyone's bookmarks
     resources :documents