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# 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 ""
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 `rails encrypted:help`"
else
"File '#{file_path}' does not exist. Use `rails encrypted:edit #{file_path}` to change that."
end
end
end
end
end
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