download_crowdin_resource.rb

# coding: utf-8
require 'open-uri'

module Fastlane
  module Actions
    class DownloadCrowdinResourceAction < Action
      HOST_NAME = 'https://api.crowdin.com'

      def self.run(params)
        
        token = params[:api_token]
        project_id = params[:project_identifier]
        language = params[:language]
        path = params[:download_path]
        file = params[:file_to_download]

        download_url = "#{HOST_NAME}/api/project/#{project_id}/export-file?key=#{token}&language=#{language}&file=#{file}"

        File.open(path, "wb") do |saved_file|
          open(download_url, "rb") do |read_file|
            saved_file.write(read_file.read)
          end
        end
        
        UI.success "Successfully downloaded localization."
        
      end

      def self.description
        "Download localization resource from Crowdin"
      end

      def self.authors
        ["horimislime"]
      end

      def self.available_options
        [
          FastlaneCore::ConfigItem.new(key: :api_token,
                                  env_name: "CROWDIN_API_TOKEN",
                               description: "API Token for Crowdin Access",
                                  optional: false,
                                      type: String,
                              verify_block: proc do |value|
                                    UI.user_error!("No API token given, pass using `api_token: 'token'`") if value.to_s.length == 0
                                  end),

          FastlaneCore::ConfigItem.new(key: :project_identifier,
                                  env_name: "CROWDIN_PROJECT_IDENTIFIER",
                               description: "Public identifier of the Crowdin project",
                                  optional: false,
                                      type: String,
                              verify_block: proc do |value|
                                    UI.user_error!("No public identifier given, pass using `public_identifier: 'public_identifier'`") if value.to_s.length == 0
                                  end),

          FastlaneCore::ConfigItem.new(key: :language,
                                  env_name: "CROWDIN_LANGUAGE_CODE",
                               description: "Language code of localization you want to download",
                                  optional: true,
                                      type: String,
                             default_value: 'en'),

          FastlaneCore::ConfigItem.new(key: :download_path,
                                  env_name: "CROWDIN_RESOURCE_DOWNLOAD_PATH",
                               description: "The location you want to save Crowdin resource in",
                                  optional: false,
                                  type: String),
          FastlaneCore::ConfigItem.new(key: :file_to_download,
                                  env_name: "CROWDIN_RESOURCE_DOWNLOAD_FILE",
                               description: "The localization file you want to download",
                                  optional: false,
                                      type: String)
        ]
      end

      def self.is_supported?(platform)
        [:ios, :tvos, :osx, :watchos].include?(platform)
      end
    end
  end
end