application_controller.rb 3.9 KB

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  1. # frozen_string_literal: true
  2. class ApplicationController < ActionController::Base
  3. # Prevent CSRF attacks by raising an exception.
  4. # For APIs, you may want to use :null_session instead.
  5. protect_from_forgery with: :exception
  6. include Localized
  7. include UserTrackingConcern
  8. include SessionTrackingConcern
  9. include CacheConcern
  10. include DomainControlHelper
  11. helper_method :current_account
  12. helper_method :current_session
  13. helper_method :current_theme
  14. helper_method :single_user_mode?
  15. helper_method :use_seamless_external_login?
  16. helper_method :whitelist_mode?
  17. rescue_from ActionController::ParameterMissing, Paperclip::AdapterRegistry::NoHandlerError, with: :bad_request
  18. rescue_from Mastodon::NotPermittedError, with: :forbidden
  19. rescue_from ActionController::RoutingError, ActiveRecord::RecordNotFound, with: :not_found
  20. rescue_from ActionController::UnknownFormat, with: :not_acceptable
  21. rescue_from ActionController::InvalidAuthenticityToken, with: :unprocessable_entity
  22. rescue_from Mastodon::RateLimitExceededError, with: :too_many_requests
  23. rescue_from HTTP::Error, OpenSSL::SSL::SSLError, with: :internal_server_error
  24. rescue_from Mastodon::RaceConditionError, Stoplight::Error::RedLight, ActiveRecord::SerializationFailure, with: :service_unavailable
  25. rescue_from Seahorse::Client::NetworkingError do |e|
  26. Rails.logger.warn "Storage server error: #{e}"
  27. service_unavailable
  28. end
  29. before_action :store_current_location, except: :raise_not_found, unless: :devise_controller?
  30. before_action :require_functional!, if: :user_signed_in?
  31. skip_before_action :verify_authenticity_token, only: :raise_not_found
  32. def raise_not_found
  33. raise ActionController::RoutingError, "No route matches #{params[:unmatched_route]}"
  34. end
  35. private
  36. def authorized_fetch_mode?
  37. ENV['AUTHORIZED_FETCH'] == 'true' || Rails.configuration.x.whitelist_mode
  38. end
  39. def public_fetch_mode?
  40. !authorized_fetch_mode?
  41. end
  42. def store_current_location
  43. store_location_for(:user, request.url) unless [:json, :rss].include?(request.format&.to_sym)
  44. end
  45. def require_admin!
  46. forbidden unless current_user&.admin?
  47. end
  48. def require_staff!
  49. forbidden unless current_user&.staff?
  50. end
  51. def require_functional!
  52. redirect_to edit_user_registration_path unless current_user.functional?
  53. end
  54. def after_sign_out_path_for(_resource_or_scope)
  55. new_user_session_path
  56. end
  57. protected
  58. def truthy_param?(key)
  59. ActiveModel::Type::Boolean.new.cast(params[key])
  60. end
  61. def forbidden
  62. respond_with_error(403)
  63. end
  64. def not_found
  65. respond_with_error(404)
  66. end
  67. def gone
  68. respond_with_error(410)
  69. end
  70. def unprocessable_entity
  71. respond_with_error(422)
  72. end
  73. def not_acceptable
  74. respond_with_error(406)
  75. end
  76. def bad_request
  77. respond_with_error(400)
  78. end
  79. def internal_server_error
  80. respond_with_error(500)
  81. end
  82. def service_unavailable
  83. respond_with_error(503)
  84. end
  85. def too_many_requests
  86. respond_with_error(429)
  87. end
  88. def single_user_mode?
  89. @single_user_mode ||= Rails.configuration.x.single_user_mode && Account.where('id > 0').exists?
  90. end
  91. def use_seamless_external_login?
  92. Devise.pam_authentication || Devise.ldap_authentication
  93. end
  94. def current_account
  95. return @current_account if defined?(@current_account)
  96. @current_account = current_user&.account
  97. end
  98. def current_session
  99. return @current_session if defined?(@current_session)
  100. @current_session = SessionActivation.find_by(session_id: cookies.signed['_session_id']) if cookies.signed['_session_id'].present?
  101. end
  102. def current_theme
  103. return Setting.theme unless Themes.instance.names.include? current_user&.setting_theme
  104. current_user.setting_theme
  105. end
  106. def respond_with_error(code)
  107. respond_to do |format|
  108. format.any { render "errors/#{code}", layout: 'error', status: code, formats: [:html] }
  109. format.json { render json: { error: Rack::Utils::HTTP_STATUS_CODES[code] }, status: code }
  110. end
  111. end
  112. end