Class: Depot::Backends::AppImage

Inherits:
Object
  • Object
show all
Defined in:
lib/depot/backends/app_image.rb

Constant Summary collapse

EXTRACTION_TIMEOUT_SECONDS = 
25

Instance Method Summary collapse

Constructor Details

#initialize(store:) ⇒ AppImage

Returns a new instance of AppImage.



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# File 'lib/depot/backends/app_image.rb', line 19

def initialize(store:)
  @store = store
end

Instance Method Details

#install(inspection, settings: {}) ⇒ Object 



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# File 'lib/depot/backends/app_image.rb', line 23

def install(inspection, settings: {})
  return Result.err("AppImage backend cannot install #{inspection.format}") unless inspection.appimage?

  Paths.ensure_base_dirs

  taken = @store.ids
  app_id = Util.unique_id(Util.slug(inspection.display_name), taken)
  app_dir = File.join(Paths.apps_dir, app_id)
  FileUtils.mkdir_p(app_dir)

  installed_name = File.basename(inspection.input)
  installed_path = File.join(app_dir, installed_name)
  FileUtils.cp(inspection.input, installed_path)
  FileUtils.chmod(File.stat(installed_path).mode | 0o111, installed_path)

  metadata = extract_metadata(installed_path, app_id)
  display_name = metadata.fetch("name", inspection.display_name)
  icon_paths = metadata.fetch("icons", [])
  icon_name = icon_paths.any? ? app_id : nil

  desktop_path = nil
  if settings.fetch("desktop_integration", true)
    desktop_path = File.join(Paths.desktop_entries_dir, "depot-#{app_id}.desktop")
    entry = DesktopEntry.new(app_id:, name: display_name, exec_path: installed_path, icon_name:)
    File.write(desktop_path, entry.contents)
  end

  manifest = {
    "schema_version" => 1,
    "app_id" => app_id,
    "display_name" => display_name,
    "default_display_name" => display_name,
    "backend" => "appimage",
    "install_source" => File.expand_path(inspection.input),
    "source_sha256" => inspection.sha256,
    "source_size" => inspection.size,
    "installed_executable" => installed_path,
    "desktop_entry" => desktop_path,
    "icons" => icon_paths,
    "default_icon_name" => icon_name,
    "customizations" => {},
    "created_files" => ([installed_path, desktop_path] + icon_paths).compact,
    "created_dirs" => [app_dir],
    "installed_at" => Time.now.utc.iso8601,
    "permissions" => permission_summary(installed_path),
    "sandbox" => {
      "enabled" => false,
      "preference" => settings.fetch("sandbox_preference", "ask")
    },
    "update" => {
      "mechanism" => "manual",
      "source" => File.expand_path(inspection.input)
    },
    "warnings" => inspection.warnings + metadata.fetch("warnings", [])
  }

  manifest_path = @store.write(manifest)
  Result.ok(manifest.merge("manifest_path" => manifest_path), warnings: manifest["warnings"])
rescue SystemCallError => e
  Result.err("Install failed: #{e.message}")
end