44 lines
1.2 KiB
Ruby
44 lines
1.2 KiB
Ruby
require './plugins/pygments_code'
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module BacktickCodeBlock
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include HighlightCode
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AllOptions = /([^\s]+)\s+(.+?)\s+(https?:\/\/\S+|\/\S+)\s*(.+)?/i
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LangCaption = /([^\s]+)\s*(.+)?/i
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def render_code_block(input)
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@options = nil
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@caption = nil
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@lang = nil
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@url = nil
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@title = nil
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input.gsub(/^`{3} *([^\n]+)?\n(.+?)\n`{3}/m) do
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@options = $1 || ''
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str = $2
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if @options =~ AllOptions
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@lang = $1
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@caption = "<figcaption><span>#{$2}</span><a href='#{$3}'>#{$4 || 'link'}</a></figcaption>"
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elsif @options =~ LangCaption
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@lang = $1
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@caption = "<figcaption><span>#{$2}</span></figcaption>"
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end
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if str.match(/\A( {4}|\t)/)
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str = str.gsub(/^( {4}|\t)/, '')
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end
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if @lang.nil? || @lang == 'plain'
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code = tableize_code(str.gsub('<','<').gsub('>','>'))
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"<figure class='code'>#{@caption}#{code}</figure>"
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else
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if @lang.include? "-raw"
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raw = "``` #{@options.sub('-raw', '')}\n"
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raw += str
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raw += "\n```\n"
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else
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code = highlight(str, @lang)
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"<figure class='code'>#{@caption}#{code}</figure>"
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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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