catstodon/app/controllers/api/push_controller.rb
Eugen 17c591ffba Punycode URI normalization (#2370)
* Fix #2119 - Whenever about to send a HTTP request, normalize the URI

* Add test for IDN request in FetchLinkCardService

* Perform IDN normalization on domains before they are stored in the DB
2017-04-25 02:47:31 +02:00

37 lines
1.1 KiB
Ruby

# frozen_string_literal: true
class Api::PushController < ApiController
def update
mode = params['hub.mode']
topic = params['hub.topic']
callback = params['hub.callback']
lease_seconds = params['hub.lease_seconds']
secret = params['hub.secret']
case mode
when 'subscribe'
response, status = Pubsubhubbub::SubscribeService.new.call(topic_to_account(topic), callback, secret, lease_seconds)
when 'unsubscribe'
response, status = Pubsubhubbub::UnsubscribeService.new.call(topic_to_account(topic), callback)
else
response = "Unknown mode: #{mode}"
status = 422
end
render plain: response, status: status
end
private
def topic_to_account(topic_url)
return if topic_url.blank?
uri = Addressable::URI.parse(topic_url).normalize
params = Rails.application.routes.recognize_path(uri.path)
domain = uri.host + (uri.port ? ":#{uri.port}" : '')
return unless TagManager.instance.web_domain?(domain) && params[:controller] == 'accounts' && params[:action] == 'show' && params[:format] == 'atom'
Account.find_local(params[:username])
end
end