Improved Weird backend.

src/backends/weird.cr

@@ -34,17 +34,22 @@ class WeirdBackend < Package::Backend::Packaging
 	end
 
 	def generate_spec(package : Package::Package, file_name : String)
+		du = `du -sk #{package.fake_root_directory}`
+		size = du.sub(/[ \t].*/, "").to_i * 1024
+
 		file = File.open file_name, "w"
 
 		file.puts "name:    #{package.name}"
 		file.puts "version: #{package.version}"
 		file.puts "release: #{package.release}"
 		file.puts
+		file.puts "size:    #{size}"
+		file.puts "origin:  #{package.recipe.name}"
+		file.puts "slot:    #{package.prefix}"
+		file.puts
 		file.puts "url:         #{package.url}"
 		file.puts "description: #{package.description}"
 		file.puts
-		file.puts "slot:    #{package.prefix}"
-		file.puts
 		file.puts "dependencies: #{package.dependencies.join ", "}"
 		file.puts "conflicts:    #{package.conflicts.join ", "}"
 		file.puts "provides:     #{package.provides.join ", "}"