77 lines
2 KiB
Ruby
77 lines
2 KiB
Ruby
# Copyright (C) 2012-2022 Zammad Foundation, https://zammad-foundation.org/
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class Sequencer
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class Unit
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module Import
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module Kayako
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module Post
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class InlineImages < Sequencer::Unit::Base
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include ::Sequencer::Unit::Import::Common::Mapping::Mixin::ProvideMapped
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uses :mapped
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def process
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return if !contains_inline_image?(mapped[:body])
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provide_mapped do
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{
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body: replaced_inline_images,
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}
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end
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end
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def self.inline_data(kayako_url)
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@cache ||= {}
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return @cache[kayako_url] if @cache[kayako_url]
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image_data = download(kayako_url)
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return if image_data.blank?
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@cache[kayako_url] = "data:image/png;base64,#{Base64.strict_encode64(image_data)}"
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@cache[kayako_url]
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end
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def self.download(kayako_url)
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logger.debug { "Downloading inline image from #{kayako_url}" }
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response = UserAgent.get(
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kayako_url,
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{},
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{
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open_timeout: 20,
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read_timeout: 240,
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verify_ssl: true,
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},
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)
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return response.body if response.success?
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logger.error response.error
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nil
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end
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private
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def contains_inline_image?(string)
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return false if string.blank?
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string.include?('kayako.com/media/url')
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end
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def replaced_inline_images
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body_html = Nokogiri::HTML(mapped[:body])
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body_html.css('img').each do |node|
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next if !contains_inline_image?(node['src'])
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node.attributes['src'].value = self.class.inline_data(node['src'])
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end
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body_html.to_html
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end
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end
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end
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end
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end
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end
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end
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