Class: FlycalCli::Auth

Inherits:
Object
  • Object
show all
Defined in:
lib/flycal_cli/auth.rb

Constant Summary collapse

SCOPE = 
"https://www.googleapis.com/auth/calendar.readonly"
REDIRECT_PORT = 
9292
REDIRECT_URI = 
"http://127.0.0.1:#{REDIRECT_PORT}/oauth2callback"

Class Method Summary collapse

Class Method Details

.credentials ⇒ Object 



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# File 'lib/flycal_cli/auth.rb', line 15

def credentials
  return nil unless Config.credentials_exist?

  token_store = Google::Auth::Stores::FileTokenStore.new(file: Config.tokens_path)
  client_id = Google::Auth::ClientId.from_file(Config.credentials_path)
  authorizer = Google::Auth::UserAuthorizer.new(
    client_id,
    SCOPE,
    token_store,
    "/oauth2callback"
  )

  creds = authorizer.get_credentials("flycal_user")
  return creds if creds

  nil
end

.logged_in? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/flycal_cli/auth.rb', line 33

def logged_in?
  creds = credentials
  return false unless creds

  creds.fetch_access_token!
  true
rescue Signet::AuthorizationError
  false
end

.login ⇒ Object

Raises:



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# File 'lib/flycal_cli/auth.rb', line 43

def 
  unless Config.credentials_exist?
    raise FlycalCli::Error,
          "Credentials file not found. Create #{Config.credentials_path} with OAuth credentials from Google Cloud Console.\n" \
          "Go to: https://console.cloud.google.com/apis/credentials\n" \
          "Create 'Desktop app' credentials and download the JSON as credentials.json"
  end

  token_store = Google::Auth::Stores::FileTokenStore.new(file: Config.tokens_path)
  client_id = Google::Auth::ClientId.from_file(Config.credentials_path)
  authorizer = Google::Auth::UserAuthorizer.new(
    client_id,
    SCOPE,
    token_store,
    "/oauth2callback"
  )

  creds = authorizer.get_credentials("flycal_user")
  if creds
    creds.fetch_access_token!
    return creds
  end

  # Start local server to receive the auth code
  code = start_redirect_server(authorizer)
  raise FlycalCli::Error, "Authentication cancelled or failed" if code.nil? || code.empty?

  authorizer.get_and_store_credentials_from_code(
    user_id: "flycal_user",
    code: code,
    base_url: "http://127.0.0.1:#{REDIRECT_PORT}"
  )
end

.logout ⇒ Object 



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# File 'lib/flycal_cli/auth.rb', line 77

def logout
  return true unless File.exist?(Config.tokens_path)

  token_store = Google::Auth::Stores::FileTokenStore.new(file: Config.tokens_path)
  token_store.delete("flycal_user")
  File.delete(Config.tokens_path) if File.exist?(Config.tokens_path)
  true
end