debian-mirror-gitlab/lib/banzai/reference_extractor.rb

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module Banzai
# Extract possible GFM references from an arbitrary String for further processing.
class ReferenceExtractor
def initialize
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@texts_and_contexts = []
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end
def analyze(text, context = {})
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@texts_and_contexts << { text: text, context: context }
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end
def references(type, project, current_user = nil)
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processor = Banzai::ReferenceParser[type]
.new(project, current_user)
processor.process(html_documents)
end
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def reset_memoized_values
@html_documents = nil
@texts_and_contexts = []
end
private
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def html_documents
# This ensures that we don't memoize anything until we have a number of
# text blobs to parse.
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return [] if @texts_and_contexts.empty?
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@html_documents ||= Renderer.cache_collection_render(@texts_and_contexts)
.map { |html| Nokogiri::HTML.fragment(html) }
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end
end
end