add confirm box and recover file feature

app/controllers/admin/patchfiles_controller.rb

@@ -24,8 +24,14 @@ class Admin::PatchfilesController < OrbitAdminController
 		@key = @file_to_show.file_show.keys[index]
 		@file_to_show.file_show[@key] = value.to_i
 	end
-	@file_to_show.update
-	redirect_to admin_patchfiles_path
+	if params["filefield"]["recovery_btn"] == "true"
+		@file_to_show.recovery = "true"
+		@file_to_show.update
+		redirect_to admin_patchfiles_path and return
+	else
+		@file_to_show.update
+		redirect_to admin_patchfiles_path and return
+	end
   end
   def showckeditor
   end