forked from treehouse/mastodon
33 lines
867 B
Ruby
33 lines
867 B
Ruby
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# frozen_string_literal: true
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class VerifyLinkService < BaseService
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def call(field)
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@link_back = ActivityPub::TagManager.instance.url_for(field.account)
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@url = field.value
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perform_request!
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return unless link_back_present?
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field.mark_verified!
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field.account.save!
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rescue HTTP::Error, Addressable::URI::InvalidURIError, Mastodon::HostValidationError, Mastodon::LengthValidationError => e
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Rails.logger.debug "Error fetching link #{@url}: #{e}"
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nil
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end
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private
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def perform_request!
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@body = Request.new(:get, @url).add_headers('Accept' => 'text/html').perform do |res|
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res.code != 200 ? nil : res.body_with_limit
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end
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end
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def link_back_present?
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return false if @body.empty?
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Nokogiri::HTML(@body).xpath('//a[@rel="me"]|//link[@rel="me"]').any? { |link| link['href'] == @link_back }
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end
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end
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