app/lib/tag_manager.rb


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# frozen_string_literal: true

require 'singleton'

class TagManager
  include Singleton
  include RoutingHelper

  def web_domain?(domain)
    domain.nil? || domain.gsub(/[\/]/, '').casecmp(Rails.configuration.x.web_domain).zero?
  end

  def local_domain?(domain)
    domain.nil? || domain.gsub(/[\/]/, '').casecmp(Rails.configuration.x.local_domain).zero?
  end

  def normalize_domain(domain)
    return if domain.nil?

    uri = Addressable::URI.new
    uri.host = domain.gsub(/[\/]/, '')
    uri.normalized_host
  end

  def same_acct?(canonical, needle)
    return true if canonical.casecmp(needle).zero?

    username, domain = needle.split('@')

    local_domain?(domain) && canonical.casecmp(username).zero?
  end

  def local_url?(url)
    uri    = Addressable::URI.parse(url).normalize
    domain = uri.host + (uri.port ? ":#{uri.port}" : '')

    TagManager.instance.web_domain?(domain)
  end
end