Now we can delete a translation of a record

- Add delete_translation button to form_actions
- Add crud method `delete_translation`
- Add `delete_translation` :post route in engines images, pages and
resources
- Add delete_translation locales
- Fix CSS

core/app/assets/stylesheets/refinery/sections/_layout.scss

@@ -1287,8 +1287,6 @@ input.button.close_dialog:active, a.button.close_dialog:active, #content a.butto
 }
 .form-actions a.confirm-delete, #content .form-actions a.confirm-delete {
   background: #ee1100;
-  position: absolute;
-  right: 0px;
 }
 .form-actions a.confirm-delete:hover, #content .form-actions a.confirm-delete:hover {
   background: #ff3322;

core/app/views/refinery/admin/_form_actions.html.erb

@@ -24,6 +24,11 @@
                    (f.object.respond_to?(:deletable?) && !f.object.deletable?))
   end
 
+  if !defined?(hide_delete_translation).presence
+    hide_delete_translation = hide_delete || 
+                              (Refinery::I18n.frontend_locales.many? && !f.object.translations.many?)
+  end
+
   unless hide_delete
     delete_button_text  ||= t('.delete')
     delete_title        ||= nil
@@ -32,6 +37,15 @@
     # we have to use eval rather than refinery.send because this url may not exist for HTTP GET
     delete_url          ||= eval("refinery.#{Refinery.route_for_model(f.object.class)}(#{f.object.id})")
   end
+
+  unless hide_delete_translation
+    delete_translation_button_text  ||= t('.delete_translation')
+    delete_translation_title        ||= nil
+    delete_translation_confirmation ||= nil
+    delete_translation_button_id    ||= "delete_translation_button"
+    # we have to use eval rather than refinery.send because this url may not exist for HTTP GET
+    delete_translation_url          ||= eval("refinery.delete_translation_#{Refinery.route_for_model(f.object.class)}(#{f.object.id}, locale_to_delete: :#{Globalize.locale})")
+  end
 -%>
 <% if from_dialog? %>
 <input type='hidden' name='modal' value='true' />
@@ -61,6 +75,12 @@
   </div>
   <div class='form-actions-right'>
     <%= local_assigns[:before_delete_button] -%>
+    <%= link_to(delete_translation_button_text, delete_translation_url,
+                method: :post,
+                data: {
+                  confirm: delete_translation_confirmation
+                },
+                class: "button confirm-delete") unless hide_delete_translation %>
     <%= link_to(delete_button_text, delete_url,
                 :title => delete_title,
                 :id => delete_button_id,

core/config/locales/en.yml

@@ -16,6 +16,7 @@ en:
       created: '%{what} was successfully added.'
       updated: '%{what} was successfully updated.'
       destroyed: '%{what} was successfully removed.'
+      delete_translation_success: "%{what} page's translation was successfully removed."
     site_bar:
       log_out: Log out
       switch_to_your_website: Switch to your website
@@ -35,6 +36,7 @@ en:
         cancel: Cancel
         cancel_lose_changes: If you cancel you will lose any changes you have made here
         delete: Remove
+        delete_translation: Remove this translation
         close: Close
       image_picker:
         none_selected: No image selected, please click here to add one.

core/lib/refinery/crud.rb

@@ -107,6 +107,14 @@ def destroy
             redirect_to redirect_url
           end
 
+          def delete_translation
+            find_#{singular_name}
+            record = @#{singular_name}.translations.find_by_locale(params[:locale_to_delete])
+            record.destroy
+            flash[:notice] = t('delete_translation_success', scope: 'refinery.crudify', what: "'\#{record.#{options[:title_attribute]}}'")
+            redirect_to redirect_url
+          end
+
           # Finds one single result based on the id params.
           def find_#{singular_name}
             @#{singular_name} = find_#{singular_name}_scope.find(params[:id])

images/config/routes.rb

@@ -1,9 +1,13 @@
 Refinery::Core::Engine.routes.draw do
-  get '/system/images/*dragonfly', :to => Dragonfly.app(:refinery_images)
+  get '/system/images/*dragonfly', to: Dragonfly.app(:refinery_images)
 
-  namespace :admin, :path => Refinery::Core.backend_route do
-    resources :images, :except => :show do
-      get :insert, :on => :collection
+  namespace :admin, path: Refinery::Core.backend_route do
+    resources :images, except: :show do
+      get :insert, on: :collection
+
+      member do
+        post :delete_translation
+      end
     end
   end
 end

pages/config/routes.rb

@@ -19,6 +19,10 @@
 
     resources :pages, except: :show do
       post :update_positions, on: :collection
+
+      member do
+        post :delete_translation
+      end
     end
 
     resources :pages_dialogs, only: [] do

resources/config/routes.rb

@@ -1,9 +1,13 @@
 Refinery::Core::Engine.routes.draw do
-  get '/system/resources/*dragonfly', :to => Dragonfly.app(:refinery_resources)
+  get '/system/resources/*dragonfly', to: Dragonfly.app(:refinery_resources)
 
-  namespace :admin, :path => Refinery::Core.backend_route do
-    resources :resources, :except => :show do
-      get :insert, :on => :collection
+  namespace :admin, path: Refinery::Core.backend_route do
+    resources :resources, except: :show do
+      get :insert, on: :collection
+
+      member do
+        post :delete_translation
+      end
     end
   end
 end