93 lines
		
	
	
		
			2.6 KiB
		
	
	
	
		
			Ruby
		
	
	
	
	
	
			
		
		
	
	
			93 lines
		
	
	
		
			2.6 KiB
		
	
	
	
		
			Ruby
		
	
	
	
	
	
| # frozen_string_literal: true
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| 
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| class ApiController < ApplicationController
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|   DEFAULT_STATUSES_LIMIT = 20
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|   DEFAULT_ACCOUNTS_LIMIT = 40
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| 
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|   protect_from_forgery with: :null_session
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| 
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|   skip_before_action :verify_authenticity_token
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| 
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|   before_action :set_rate_limit_headers
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| 
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|   rescue_from ActiveRecord::RecordInvalid do |e|
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|     render json: { error: e.to_s }, status: 422
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|   end
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| 
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|   rescue_from ActiveRecord::RecordNotFound do
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|     render json: { error: 'Record not found' }, status: 404
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|   end
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| 
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|   rescue_from Goldfinger::Error do
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|     render json: { error: 'Remote account could not be resolved' }, status: 422
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|   end
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| 
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|   rescue_from HTTP::Error do
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|     render json: { error: 'Remote data could not be fetched' }, status: 503
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|   end
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| 
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|   rescue_from OpenSSL::SSL::SSLError do
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|     render json: { error: 'Remote SSL certificate could not be verified' }, status: 503
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|   end
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| 
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|   def doorkeeper_unauthorized_render_options(*)
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|     { json: { error: 'Not authorized' } }
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|   end
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| 
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|   def doorkeeper_forbidden_render_options(*)
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|     { json: { error: 'This action is outside the authorized scopes' } }
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|   end
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| 
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|   protected
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| 
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|   def set_rate_limit_headers
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|     return if request.env['rack.attack.throttle_data'].nil?
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| 
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|     now        = Time.now.utc
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|     match_data = request.env['rack.attack.throttle_data']['api']
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| 
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|     response.headers['X-RateLimit-Limit']     = match_data[:limit].to_s
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|     response.headers['X-RateLimit-Remaining'] = (match_data[:limit] - match_data[:count]).to_s
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|     response.headers['X-RateLimit-Reset']     = (now + (match_data[:period] - now.to_i % match_data[:period])).to_s
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|   end
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| 
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|   def set_pagination_headers(next_path = nil, prev_path = nil)
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|     links = []
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|     links << [next_path, [%w(rel next)]] if next_path
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|     links << [prev_path, [%w(rel prev)]] if prev_path
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|     response.headers['Link'] = LinkHeader.new(links)
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|   end
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| 
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|   def current_resource_owner
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|     User.find(doorkeeper_token.resource_owner_id) if doorkeeper_token
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|   end
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| 
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|   def current_user
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|     super || current_resource_owner
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|   rescue ActiveRecord::RecordNotFound
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|     nil
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|   end
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| 
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|   def require_user!
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|     current_resource_owner
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|   rescue ActiveRecord::RecordNotFound
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|     render json: { error: 'This method requires an authenticated user' }, status: 422
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|   end
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| 
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|   def render_empty
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|     render json: {}, status: 200
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|   end
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| 
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|   def set_maps(statuses) # rubocop:disable Style/AccessorMethodName
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|     if current_account.nil?
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|       @reblogs_map    = {}
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|       @favourites_map = {}
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|       return
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|     end
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| 
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|     status_ids      = statuses.flat_map { |s| [s.id, s.reblog_of_id] }.compact.uniq
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|     @reblogs_map    = Status.reblogs_map(status_ids, current_account)
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|     @favourites_map = Status.favourites_map(status_ids, current_account)
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|   end
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| end
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