83 lines
1.7 KiB
Ruby
83 lines
1.7 KiB
Ruby
# frozen_string_literal: true
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class WebfingerResource
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attr_reader :resource
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class InvalidRequest < StandardError; end
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def initialize(resource)
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@resource = resource
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end
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def username
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case resource
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when %r{\A(https?://)?#{instance_actor_regexp}/?\Z}
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Rails.configuration.x.local_domain
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when /\Ahttps?/i
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username_from_url
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when /@/
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username_from_acct
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else
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raise InvalidRequest
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end
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end
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private
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def instance_actor_regexp
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hosts = [Rails.configuration.x.local_domain, Rails.configuration.x.web_domain]
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hosts.concat(Rails.configuration.x.alternate_domains) if Rails.configuration.x.alternate_domains.present?
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Regexp.union(hosts)
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end
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def username_from_url
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if account_show_page?
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path_params[:username]
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elsif instance_actor_page?
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Rails.configuration.x.local_domain
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else
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raise ActiveRecord::RecordNotFound
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end
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end
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def instance_actor_page?
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path_params[:controller] == 'instance_actors'
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end
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def account_show_page?
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path_params[:controller] == 'accounts' && path_params[:action] == 'show'
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end
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def path_params
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Rails.application.routes.recognize_path(resource)
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end
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def username_from_acct
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if domain_matches_local?
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local_username
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else
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raise ActiveRecord::RecordNotFound
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end
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end
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def split_acct
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resource_without_acct_string.split('@')
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end
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def resource_without_acct_string
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resource.delete_prefix('acct:')
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end
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def local_username
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split_acct.first
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end
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def local_domain
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split_acct.last
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end
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def domain_matches_local?
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TagManager.instance.local_domain?(local_domain) || TagManager.instance.web_domain?(local_domain)
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end
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end
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