61 lines
		
	
	
		
			1.8 KiB
		
	
	
	
		
			Ruby
		
	
	
	
			
		
		
	
	
			61 lines
		
	
	
		
			1.8 KiB
		
	
	
	
		
			Ruby
		
	
	
	
# frozen_string_literal: true
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require 'asciidoctor'
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require 'asciidoctor-plantuml'
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require 'asciidoctor/extensions'
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require 'gitlab/asciidoc/html5_converter'
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require 'gitlab/asciidoc/syntax_highlighter/html_pipeline_adapter'
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module Gitlab
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  # Parser/renderer for the AsciiDoc format that uses Asciidoctor and filters
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  # the resulting HTML through HTML pipeline filters.
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  module Asciidoc
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    MAX_INCLUDE_DEPTH = 5
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    DEFAULT_ADOC_ATTRS = {
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        'showtitle' => true,
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        'sectanchors' => true,
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        'idprefix' => 'user-content-',
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        'idseparator' => '-',
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        'env' => 'gitlab',
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        'env-gitlab' => '',
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        'source-highlighter' => 'gitlab-html-pipeline',
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        'icons' => 'font',
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        'outfilesuffix' => '.adoc',
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        'max-include-depth' => MAX_INCLUDE_DEPTH
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    }.freeze
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    # Public: Converts the provided Asciidoc markup into HTML.
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    #
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    # input         - the source text in Asciidoc format
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    # context       - :commit, :project, :ref, :requested_path
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    #
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    def self.render(input, context)
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      extensions = proc do
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        include_processor ::Gitlab::Asciidoc::IncludeProcessor.new(context)
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      end
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      asciidoc_opts = { safe: :secure,
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                        backend: :gitlab_html5,
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                        attributes: DEFAULT_ADOC_ATTRS,
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                        extensions: extensions }
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      context[:pipeline] = :ascii_doc
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      plantuml_setup
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      html = ::Asciidoctor.convert(input, asciidoc_opts)
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      html = Banzai.render(html, context)
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      html.html_safe
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    end
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    def self.plantuml_setup
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      Asciidoctor::PlantUml.configure do |conf|
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        conf.url = Gitlab::CurrentSettings.plantuml_url
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        conf.svg_enable = Gitlab::CurrentSettings.plantuml_enabled
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        conf.png_enable = Gitlab::CurrentSettings.plantuml_enabled
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        conf.txt_enable = false
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      end
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    end
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  end
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end
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