Log when a site customization is deleted

app/assets/javascripts/admin/controllers/change_site_customization_details_controller.js

@@ -1,5 +1,6 @@
 /**
-  The modal for viewing the details of a staff action log record.
+  The modal for viewing the details of a staff action log record
+  for when a site customization is created or changed.
 
   @class ChangeSiteCustomizationDetailsController
   @extends Discourse.Controller

app/assets/javascripts/admin/controllers/delete_site_customization_details_controller.js

@@ -0,0 +1,15 @@
+/**
+  The modal for viewing the details of a staff action log record
+  for when a site customization is deleted.
+
+  @class DeleteSiteCustomizationDetailsController
+  @extends Discourse.Controller
+  @namespace Discourse
+  @uses Discourse.ModalFunctionality
+  @module Discourse
+**/
+Discourse.DeleteSiteCustomizationDetailsController = Discourse.ChangeSiteCustomizationDetailsController.extend({
+  onShow: function() {
+    this.selectPrevious();
+  }
+});

app/assets/javascripts/admin/models/staff_action_log.js

@@ -33,7 +33,7 @@ Discourse.StaffActionLog = Discourse.Model.extend({
   },
 
   useModalForDetails: function() {
-    return (this.get('action_name') === 'change_site_customization');
+    return _.contains(['change_site_customization', 'delete_site_customization'], this.get('action_name'));
   }.property('action_name')
 });
 

app/assets/javascripts/admin/templates/logs/site_customization_change_modal.js.handlebars

@@ -9,9 +9,13 @@
   </ul>
   <div class="modal-body">
     <div {{bindAttr class=":modal-tab :new-tab newSelected::invisible"}}>
+      {{#if new_value}}
         {{#with new_value}}
           {{partial "admin/templates/logs/site_customization_change_details"}}
         {{/with}}
+      {{else}}
+        {{i18n admin.logs.staff_actions.deleted}}
+      {{/if}}
     </div>
     <div {{bindAttr class=":modal-tab :previous-tab previousSelected::invisible"}}>
       {{#if previous_value}}

app/assets/javascripts/admin/views/modals/change_site_customization_details_view.js

@@ -1,5 +1,6 @@
 /**
-  A modal view for details of a staff action log record in a modal.
+  A modal view for details of a staff action log record in a modal
+  for when a site customization is created or changed.
 
   @class ChangeSiteCustomizationDetailsView
   @extends Discourse.ModalBodyView

app/assets/javascripts/admin/views/modals/delete_site_customization_details_view.js

@@ -0,0 +1,13 @@
+/**
+  A modal view for details of a staff action log record in a modal
+  for when a site customization is deleted.
+
+  @class DeleteSiteCustomizationDetailsView
+  @extends Discourse.ModalBodyView
+  @namespace Discourse
+  @module Discourse
+**/
+Discourse.DeleteSiteCustomizationDetailsView = Discourse.ModalBodyView.extend({
+  templateName: 'admin/templates/logs/site_customization_change_modal',
+  title: I18n.t('admin.logs.staff_actions.modal_title')
+});

app/controllers/admin/site_customizations_controller.rb

@@ -38,10 +38,9 @@ class Admin::SiteCustomizationsController < Admin::AdminController
 
   def destroy
     @site_customization = SiteCustomization.find(params[:id])
+    StaffActionLogger.new(current_user).log_site_customization_destroy(@site_customization)
     @site_customization.destroy
 
-    # TODO: log this
-
     respond_to do |format|
       format.json { head :no_content }
     end

app/models/staff_action_log.rb

@@ -9,7 +9,11 @@ class StaffActionLog < ActiveRecord::Base
   validates_presence_of :action
 
   def self.actions
-    @actions ||= Enum.new(:delete_user, :change_trust_level, :change_site_setting, :change_site_customization)
+    @actions ||= Enum.new( :delete_user,
+                           :change_trust_level,
+                           :change_site_setting,
+                           :change_site_customization,
+                           :delete_site_customization)
   end
 
   def self.with_filters(filters)
@@ -27,7 +31,7 @@ class StaffActionLog < ActiveRecord::Base
   end
 
   def new_value_is_json?
-    action == StaffActionLog.actions[:change_site_customization]
+    [StaffActionLog.actions[:change_site_customization], StaffActionLog.actions[:delete_site_customization]].include?(action)
   end
 
   def previous_value_is_json?

app/services/staff_action_logger.rb

@@ -37,14 +37,24 @@ class StaffActionLogger
     }))
   end
 
+  SITE_CUSTOMIZATION_LOGGED_ATTRS = ['stylesheet', 'header', 'position', 'enabled', 'key', 'override_default_style']
+
   def log_site_customization_change(old_record, site_customization_params, opts={})
     raise Discourse::InvalidParameters.new('site_customization_params is nil') unless site_customization_params
-    logged_attrs = ['stylesheet', 'header', 'position', 'enabled', 'key', 'override_default_style']
     StaffActionLog.create( params(opts).merge({
       action: StaffActionLog.actions[:change_site_customization],
       subject: site_customization_params[:name],
-      previous_value: old_record ? old_record.attributes.slice(*logged_attrs).to_json : nil,
-      new_value: site_customization_params.slice(*(logged_attrs.map(&:to_sym))).to_json
+      previous_value: old_record ? old_record.attributes.slice(*SITE_CUSTOMIZATION_LOGGED_ATTRS).to_json : nil,
+      new_value: site_customization_params.slice(*(SITE_CUSTOMIZATION_LOGGED_ATTRS.map(&:to_sym))).to_json
+    }))
+  end
+
+  def log_site_customization_destroy(site_customization, opts={})
+    raise Discourse::InvalidParameters.new('site_customization is nil') unless site_customization
+    StaffActionLog.create( params(opts).merge({
+      action: StaffActionLog.actions[:delete_site_customization],
+      subject: site_customization.name,
+      previous_value: site_customization.attributes.slice(*SITE_CUSTOMIZATION_LOGGED_ATTRS).to_json
     }))
   end
 
@@ -53,4 +63,5 @@ class StaffActionLogger
   def params(opts)
     {staff_user_id: @admin.id, context: opts[:context]}
   end
+
 end

config/locales/client.en.yml

@@ -1203,11 +1203,13 @@ en:
           show: "Show"
           modal_title: "Details"
           no_previous: "There is no previous value."
+          deleted: "No new value. The record was deleted."
           actions:
             delete_user: "delete user"
             change_trust_level: "change trust level"
             change_site_setting: "change site setting"
             change_site_customization: "change site customization"
+            delete_site_customization: "delete site customization"
         screened_emails:
           title: "Screened Emails"
           description: "When someone tries to create a new account, the following email addresses will be checked and the registration will be blocked, or some other action performed."

spec/services/staff_action_logger_spec.rb

@@ -100,4 +100,20 @@ describe StaffActionLogger do
       json['header'].should == existing.header
     end
   end
+
+  describe "log_site_customization_destroy" do
+    it "raises an error when params are invalid" do
+      expect { logger.log_site_customization_destroy(nil) }.to raise_error(Discourse::InvalidParameters)
+    end
+
+    it "creates a new StaffActionLog record" do
+      site_customization = SiteCustomization.new(name: 'Banana', stylesheet: "body {color: yellow;}", header: "h1 {color: brown;}")
+      log_record = logger.log_site_customization_destroy(site_customization)
+      log_record.previous_value.should be_present
+      log_record.new_value.should be_nil
+      json = ::JSON.parse(log_record.previous_value)
+      json['stylesheet'].should == site_customization.stylesheet
+      json['header'].should == site_customization.header
+    end
+  end
 end