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https://github.com/funamitech/mastodon
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450ad43180
fix ProcessFeedService pushing status into distribution if called a second time while the first is still running (i.e. when a PuSH comes after a Salmon slap), fix not running escape on spoiler text before emojify
36 lines
1.2 KiB
Ruby
36 lines
1.2 KiB
Ruby
# frozen_string_literal: true
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class FetchLinkCardService < BaseService
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def call(status)
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# Get first http/https URL that isn't local
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url = URI.extract(status.text).reject { |uri| (uri =~ /\Ahttps?:\/\//).nil? || TagManager.instance.local_url?(uri) }.first
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return if url.nil?
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response = http_client.get(url)
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return if response.code != 200 || response.mime_type != 'text/html'
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page = Nokogiri::HTML(response.to_s)
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card = PreviewCard.where(status: status).first_or_initialize(status: status, url: url)
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card.title = meta_property(page, 'og:title') || page.at_xpath('//title')&.content
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card.description = meta_property(page, 'og:description') || meta_property(page, 'description')
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card.image = URI.parse(meta_property(page, 'og:image')) if meta_property(page, 'og:image')
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return if card.title.blank?
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card.save_with_optional_image!
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end
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private
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def http_client
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HTTP.timeout(:per_operation, write: 10, connect: 10, read: 10).follow
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end
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def meta_property(html, property)
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html.at_xpath("//meta[@property=\"#{property}\"]")&.attribute('content')&.value || html.at_xpath("//meta[@name=\"#{property}\"]")&.attribute('content')&.value
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end
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end
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