Create asterisk.png without digest after precompile

fixes #7317

closes #7322

Changelog.md

@@ -15,6 +15,7 @@
 * Fix autosize in modals [#7339](https://github.com/diaspora/diaspora/pull/7339)
 * Only display invite link on contacts page if invitations are enabled [#7342](https://github.com/diaspora/diaspora/pull/7342)
 * Fix regex for hashtags for some languages [#7350](https://github.com/diaspora/diaspora/pull/7350)
+* Create asterisk.png without digest after precompile [#7322](https://github.com/diaspora/diaspora/pull/7322)
 
 ## Features
 * Add support for [Liberapay](https://liberapay.com) donations [#7290](https://github.com/diaspora/diaspora/pull/7290)

config/application.rb

@@ -86,6 +86,9 @@ module Diaspora
     # Version of your assets, change this if you want to expire all your assets
     config.assets.version = '1.0'
 
+    # See lib/tasks/assets.rake: non_digest_assets
+    config.assets.non_digest_assets = %w(branding/logos/asterisk.png)
+
     # Configure generators values. Many other options are available, be sure to check the documentation.
     config.generators do |g|
       g.template_engine :haml

lib/tasks/assets.rake

@@ -10,9 +10,32 @@ namespace :assets do
     BookmarkletRenderer.compile
   end
 
+  desc "Create non digest assets"
+  task non_digest_assets: :environment do
+    logger = ::Logging::Logger["assets:non_digest_assets"]
+
+    non_digest_assets = Diaspora::Application.config.assets.non_digest_assets
+    manifest_path = Dir.glob(File.join(Rails.root, "public/assets/manifest-*.json")).first
+
+    JSON.load(File.new(manifest_path))["assets"].each do |logical_path, digested_path|
+      logical_pathname = Pathname.new(logical_path)
+      next unless non_digest_assets.any? {|testpath| logical_pathname.fnmatch?(testpath, File::FNM_PATHNAME) }
+
+      full_digested_path     = File.join(Rails.root, "public/assets", digested_path)
+      full_non_digested_path = File.join(Rails.root, "public/assets", logical_path)
+
+      next unless FileUtils.uptodate?(full_digested_path, [full_non_digested_path])
+
+      logger.info "Copying #{full_digested_path} to #{full_non_digested_path}"
+
+      FileUtils.copy_file(full_digested_path, full_non_digested_path, true)
+    end
+  end
+
   # Augment precompile with error page generation
   task :precompile do
-    Rake::Task['assets:generate_error_pages'].invoke
-    Rake::Task['assets:uglify_bookmarklet'].invoke
+    Rake::Task["assets:generate_error_pages"].invoke
+    Rake::Task["assets:uglify_bookmarklet"].invoke
+    Rake::Task["assets:non_digest_assets"].invoke
   end
 end