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- # frozen_string_literal: true
- class Api::BaseController < ApplicationController
- DEFAULT_STATUSES_LIMIT = 20
- DEFAULT_ACCOUNTS_LIMIT = 40
- include Api::RateLimitHeaders
- include Api::AccessTokenTrackingConcern
- include Api::CachingConcern
- include Api::ContentSecurityPolicy
- skip_before_action :require_functional!, unless: :limited_federation_mode?
- before_action :require_authenticated_user!, if: :disallow_unauthenticated_api_access?
- before_action :require_not_suspended!
- vary_by 'Authorization'
- protect_from_forgery with: :null_session
- rescue_from ActiveRecord::RecordInvalid, Mastodon::ValidationError do |e|
- render json: { error: e.to_s }, status: 422
- end
- rescue_from ActiveRecord::RecordNotUnique do
- render json: { error: 'Duplicate record' }, status: 422
- end
- rescue_from Date::Error do
- render json: { error: 'Invalid date supplied' }, status: 422
- end
- rescue_from ActiveRecord::RecordNotFound do
- render json: { error: 'Record not found' }, status: 404
- end
- rescue_from HTTP::Error, Mastodon::UnexpectedResponseError do
- render json: { error: 'Remote data could not be fetched' }, status: 503
- end
- rescue_from OpenSSL::SSL::SSLError do
- render json: { error: 'Remote SSL certificate could not be verified' }, status: 503
- end
- rescue_from Mastodon::NotPermittedError do
- render json: { error: 'This action is not allowed' }, status: 403
- end
- rescue_from Seahorse::Client::NetworkingError do |e|
- Rails.logger.warn "Storage server error: #{e}"
- render json: { error: 'There was a temporary problem serving your request, please try again' }, status: 503
- end
- rescue_from Mastodon::RaceConditionError, Stoplight::Error::RedLight do
- render json: { error: 'There was a temporary problem serving your request, please try again' }, status: 503
- end
- rescue_from Mastodon::RateLimitExceededError do
- render json: { error: I18n.t('errors.429') }, status: 429
- end
- rescue_from ActionController::ParameterMissing, Mastodon::InvalidParameterError do |e|
- render json: { error: e.to_s }, status: 400
- end
- def doorkeeper_unauthorized_render_options(error: nil)
- { json: { error: error.try(:description) || 'Not authorized' } }
- end
- def doorkeeper_forbidden_render_options(*)
- { json: { error: 'This action is outside the authorized scopes' } }
- end
- protected
- def set_pagination_headers(next_path = nil, prev_path = nil)
- links = []
- links << [next_path, [%w(rel next)]] if next_path
- links << [prev_path, [%w(rel prev)]] if prev_path
- response.headers['Link'] = LinkHeader.new(links) unless links.empty?
- end
- def limit_param(default_limit)
- return default_limit unless params[:limit]
- [params[:limit].to_i.abs, default_limit * 2].min
- end
- def params_slice(*keys)
- params.slice(*keys).permit(*keys)
- end
- def current_resource_owner
- @current_user ||= User.find(doorkeeper_token.resource_owner_id) if doorkeeper_token
- end
- def current_user
- current_resource_owner || super
- rescue ActiveRecord::RecordNotFound
- nil
- end
- def require_authenticated_user!
- render json: { error: 'This method requires an authenticated user' }, status: 401 unless current_user
- end
- def require_not_suspended!
- render json: { error: 'Your login is currently disabled' }, status: 403 if current_user&.account&.unavailable?
- end
- def require_user!
- if !current_user
- render json: { error: 'This method requires an authenticated user' }, status: 422
- elsif !current_user.confirmed?
- render json: { error: 'Your login is missing a confirmed e-mail address' }, status: 403
- elsif !current_user.approved?
- render json: { error: 'Your login is currently pending approval' }, status: 403
- elsif !current_user.functional?
- render json: { error: 'Your login is currently disabled' }, status: 403
- else
- update_user_sign_in
- end
- end
- def render_empty
- render json: {}, status: 200
- end
- def authorize_if_got_token!(*scopes)
- doorkeeper_authorize!(*scopes) if doorkeeper_token
- end
- def disallow_unauthenticated_api_access?
- ENV['DISALLOW_UNAUTHENTICATED_API_ACCESS'] == 'true' || Rails.configuration.x.limited_federation_mode
- end
- private
- def respond_with_error(code)
- render json: { error: Rack::Utils::HTTP_STATUS_CODES[code] }, status: code
- end
- end
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