# frozen_string_literal: true require "pathname" require "active_support" require "rails/command/helpers/editor" module Rails module Command class EncryptedCommand < Rails::Command::Base # :nodoc: include Helpers::Editor class_option :key, aliases: "-k", type: :string, default: "config/master.key", desc: "The Rails.root relative path to the encryption key" no_commands do def help say "Usage:\n #{self.class.banner}" say "" say self.class.desc end end def edit(file_path) require_application_and_environment! encrypted = Rails.application.encrypted(file_path, key_path: options[:key]) ensure_editor_available(command: "bin/rails encrypted:edit") || (return) ensure_encryption_key_has_been_added(options[:key]) if encrypted.key.nil? ensure_encrypted_file_has_been_added(file_path, options[:key]) catch_editing_exceptions do change_encrypted_file_in_system_editor(file_path, options[:key]) end say "File encrypted and saved." rescue ActiveSupport::MessageEncryptor::InvalidMessage say "Couldn't decrypt #{file_path}. Perhaps you passed the wrong key?" end def show(file_path) require_application_and_environment! encrypted = Rails.application.encrypted(file_path, key_path: options[:key]) say encrypted.read.presence || missing_encrypted_message(key: encrypted.key, key_path: options[:key], file_path: file_path) end private def ensure_encryption_key_has_been_added(key_path) encryption_key_file_generator.add_key_file(key_path) encryption_key_file_generator.ignore_key_file(key_path) end def ensure_encrypted_file_has_been_added(file_path, key_path) encrypted_file_generator.add_encrypted_file_silently(file_path, key_path) end def change_encrypted_file_in_system_editor(file_path, key_path) Rails.application.encrypted(file_path, key_path: key_path).change do |tmp_path| system("#{ENV["EDITOR"]} #{tmp_path}") end end def encryption_key_file_generator require "rails/generators" require "rails/generators/rails/encryption_key_file/encryption_key_file_generator" Rails::Generators::EncryptionKeyFileGenerator.new end def encrypted_file_generator require "rails/generators" require "rails/generators/rails/encrypted_file/encrypted_file_generator" Rails::Generators::EncryptedFileGenerator.new end def missing_encrypted_message(key:, key_path:, file_path:) if key.nil? "Missing '#{key_path}' to decrypt data. See `bin/rails encrypted:help`" else "File '#{file_path}' does not exist. Use `bin/rails encrypted:edit #{file_path}` to change that." end end end end end