Zacharias Dyna Knudsen
14 lines
442 B
Ruby
14 lines
442 B
Ruby
module ExcerptHelper
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def format_excerpt(content, length: 200)
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return "" if content.blank?
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text = content.respond_to?(:to_plain_text) ? content.to_plain_text : content.to_s
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text = text.first(length * 2)
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text = text.gsub(/^>\s*(.*)$/m, '> \1')
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text = text.gsub(/^\s*[-+]\s*(.*)$/m, '• \1')
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text = text.gsub(/^\s*(\d+\.)\s*(.*)$/m, '\1 \2')
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text = text.gsub(/\s+/, " ").strip
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text.truncate(length)
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end
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end
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