Class: Slk::Services::FileDownloader

Inherits:
Object
  • Object
show all
Defined in:
lib/slk/services/file_downloader.rb

Overview

Downloads Slack message files and attachment images to XDG cache dir. Authed files (url_private_download) require workspace headers. Public attachment images (image_url) are fetched without auth. rubocop:disable Metrics/ClassLength

Constant Summary collapse

NETWORK_ERRORS = 
[
  SocketError,
  Errno::ECONNREFUSED,
  Errno::ETIMEDOUT,
  Net::OpenTimeout,
  Net::ReadTimeout,
  URI::InvalidURIError,
  OpenSSL::SSL::SSLError
].freeze
IMAGE_TYPES = 
%w[png jpg jpeg gif bmp webp svg].freeze
MAX_REDIRECTS = 
3

Instance Method Summary collapse

Constructor Details

#initialize(cache_dir:, on_debug: nil) ⇒ FileDownloader

Returns a new instance of FileDownloader.



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# File 'lib/slk/services/file_downloader.rb', line 23

def initialize(cache_dir:, on_debug: nil)
  @cache_dir = cache_dir
  @on_debug = on_debug
end

Instance Method Details

#download_message_files(messages, workspace) ⇒ Object

Download all files from a list of messages, returning a hash of file_id => local_path for files and attachment index => local_path for attachments.



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# File 'lib/slk/services/file_downloader.rb', line 30

def download_message_files(messages, workspace)
  files_dir = ensure_workspace_dir(workspace.name)
  file_paths = {}

  messages.each do |message|
    download_files(message.files, files_dir, workspace, file_paths)
    download_attachment_images(message.attachments, message.ts, files_dir, file_paths)
  end

  file_paths
end