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999cde94a6
Federate spoiler_text using warning attribute on <content /> instead of a <category term="spoiler" /> Clean up schema file from accidental development migrations
36 lines
1.1 KiB
Ruby
36 lines
1.1 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 URL
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url = URI.extract(status.text).reject { |uri| (uri =~ /\Ahttps?:\/\//).nil? }.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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