Class: Charai::BrowserLauncher

Inherits:
Object
  • Object
show all
Defined in:
lib/charai/browser_launcher.rb

Instance Method Summary collapse

Constructor Details

#initialize ⇒ BrowserLauncher

Returns a new instance of BrowserLauncher.



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# File 'lib/charai/browser_launcher.rb', line 3

def initialize
  if ::Charai::Util.macos?
    if File.exist?("/Applications/Firefox Developer Edition.app/Contents/MacOS/firefox")
      @firefox_executable_path = "/Applications/Firefox Developer Edition.app/Contents/MacOS/firefox"
    end
  elsif ::Charai::Util.linux?
    if File.exist?("/usr/bin/firefox-devedition")
      @firefox_executable_path = "/usr/bin/firefox-devedition"
    end
  end

  raise 'Firefox Developer Edition is not found.' unless @firefox_executable_path
end

Instance Method Details

#launch(headless: false, debug_protocol: false) ⇒ Object 



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# File 'lib/charai/browser_launcher.rb', line 17

def launch(headless: false, debug_protocol: false)
  tmpdir = Dir.mktmpdir('charai')
  (tmpdir)

  args = [
    "--remote-debugging-port=0",
    "--profile",
    tmpdir,
    "--no-remote",
  ]
  if ::Charai::Util.macos?
    args << "--foreground"
  end
  if headless
    args << "--headless"
  end

  proc = BrowserProcess.new(
    @firefox_executable_path,
    *args,
    "about:blank",
  )
  at_exit do
    proc.kill
    FileUtils.remove_entry(tmpdir)
  end
  trap(:INT) { proc.kill ; exit 130 }
  trap(:TERM) { proc.kill ; proc.dispose }
  trap(:HUP) { proc.kill ; proc.dispose }

  endpoint = wait_for_ws_endpoint(proc)

  web_socket = WebSocket.new(url: "#{endpoint}/session")
  Browser.new(web_socket, debug_protocol: debug_protocol)
end