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mastodon/app/lib/cache_buster.rb

36 lines
1.1 KiB
Ruby

# frozen_string_literal: true
class CacheBuster
def initialize(options = {})
Rails.application.deprecators[:mastodon].warn('Default values for the cache buster secret header name and values will be removed in Mastodon 4.3. Please set them explicitely if you rely on those.') unless options[:http_method] || (options[:secret] && options[:secret_header])
@secret_header = options[:secret_header] ||
(options[:http_method] ? nil : 'Secret-Header')
@secret = options[:secret] ||
(options[:http_method] ? nil : 'True')
@http_method = options[:http_method] || 'GET'
end
def bust(url)
site = Addressable::URI.parse(url).normalized_site
request_pool.with(site) do |http_client|
build_request(url, http_client).perform
end
end
private
def request_pool
RequestPool.current
end
def build_request(url, http_client)
request = Request.new(@http_method.downcase.to_sym, url, http_client: http_client)
request.add_headers(@secret_header => @secret) if @secret_header.present? && @secret && !@secret.empty?
request
end
end