Module: Pindo::IconDownloader

Defined in:
lib/pindo/module/build/icon_downloader.rb

Class Method Summary collapse

Class Method Details

.download_file_with_retry(url:, save_path:, max_retries: 3, retry_delay: 2, options: {}) ⇒ Boolean

带重试机制的文件下载

Parameters:

  • url (String) —

    下载URL

  • save_path (String) —

    保存路径

  • max_retries (Integer) (defaults to: 3) —

    最大重试次数，默认3次

  • retry_delay (Integer) (defaults to: 2) —

    重试间隔秒数，默认2秒

  • options (Hash) (defaults to: {}) —

    URI.open 的选项

Returns:

  • (Boolean) —

    是否下载成功



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# File 'lib/pindo/module/build/icon_downloader.rb', line 14

def self.download_file_with_retry(url:, save_path:, max_retries: 3, retry_delay: 2, options: {})
  return false if url.nil? || url.empty?
  return false if save_path.nil? || save_path.empty?

  # 默认选项
  default_options = {
    read_timeout: 30,
    open_timeout: 10,
    redirect: true,
    ssl_verify_mode: OpenSSL::SSL::VERIFY_NONE
  }
  merged_options = default_options.merge(options)

  # 确保目录存在
  save_dir = File.dirname(save_path)
  FileUtils.mkdir_p(save_dir) unless File.exist?(save_dir)

  attempt = 0
  last_error = nil

  while attempt < max_retries
    attempt += 1
    begin
      URI.open(url, merged_options) do |file|
        File.binwrite(save_path, file.read)
      end

      # 验证文件已下载
      if File.exist?(save_path) && File.size(save_path) > 0
        return true
      else
        raise "下载的文件为空或不存在"
      end
    rescue => e
      last_error = e
      if attempt < max_retries
        Funlog.instance.fancyinfo_error("下载失败 (第#{attempt}次): #{e.message}，#{retry_delay}秒后重试...")
        sleep(retry_delay)
      end
    end
  end

  # 所有重试都失败
  Funlog.instance.fancyinfo_error("下载失败，已重试#{max_retries}次: #{last_error&.message}")
  false
end

.download_icon_with_retry(icon_url:, save_path:, max_retries: 3) ⇒ Boolean

带重试机制的 Icon 下载

Parameters:

  • icon_url (String) —

    Icon的下载URL

  • save_path (String) —

    保存路径

  • max_retries (Integer) (defaults to: 3) —

    最大重试次数，默认3次

Returns:

  • (Boolean) —

    是否下载成功



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# File 'lib/pindo/module/build/icon_downloader.rb', line 66

def self.download_icon_with_retry(icon_url:, save_path:, max_retries: 3)
  Funlog.instance.fancyinfo_start("正在从 JPS 下载项目 Icon...")

  success = download_file_with_retry(
    url: icon_url,
    save_path: save_path,
    max_retries: max_retries,
    retry_delay: 2
  )

  if success
    Funlog.instance.fancyinfo_success("Icon 下载成功!")
  else
    Funlog.instance.fancyinfo_error("Icon 下载失败!")
  end

  success
end