31 lines
1.0 KiB
Ruby
31 lines
1.0 KiB
Ruby
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#
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# Author: Raimonds Simanovskis, http://blog.rayapps.com/
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# Source URL: https://github.com/rsim/blog.rayapps.com/blob/master/_plugins/pygments_cache_patch.rb
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#
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require 'fileutils'
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require 'digest/md5'
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PYGMENTS_CACHE_DIR = File.expand_path('../../_cache', __FILE__)
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FileUtils.mkdir_p(PYGMENTS_CACHE_DIR)
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Jekyll::HighlightBlock.class_eval do
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def render_pygments(context, code)
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if defined?(PYGMENTS_CACHE_DIR)
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path = File.join(PYGMENTS_CACHE_DIR, "#{@lang}-#{Digest::MD5.hexdigest(code)}.html")
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if File.exist?(path)
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highlighted_code = File.read(path)
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else
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highlighted_code = Albino.new(code, @lang).to_s(@options)
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File.open(path, 'w') {|f| f.print(highlighted_code) }
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end
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else
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highlighted_code = Albino.new(code, @lang).to_s(@options)
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end
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output = add_code_tags(highlighted_code, @lang)
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output = context["pygments_prefix"] + output if context["pygments_prefix"]
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output = output + context["pygments_suffix"] if context["pygments_suffix"]
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output
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end
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end
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