Class: Seo::HtmlHeadingSanitizer

Inherits:
BaseService show all
Defined in:
app/services/seo/html_heading_sanitizer.rb

Defined Under Namespace

Classes: Result

Instance Method Summary collapse

Methods inherited from BaseService

#initialize, #log_debug, #log_error, #log_info, #log_warning, #logger, #options, #tagged_logger

Constructor Details

This class inherits a constructor from BaseService

Instance Method Details

#process(html_fragment) ⇒ Object 



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# File 'app/services/seo/html_heading_sanitizer.rb', line 6

def process(html_fragment)
  logger.tagged('Seo::HtmlHeadingSanitizer') do
    errors = []
    headings_modified = []

    # Create a Loofah document
    doc = Loofah.fragment(html_fragment)

    # Process all heading tags (h1 through h6)
    (1..6).each do |level|
      doc.css("h#{level}").each do |heading|
        original_content = heading.to_html
        # Use Loofah's text method to get clean text content
        text_content = heading.text.strip

        next unless text_content != original_content

        headings_modified << {
          level: level,
          original: original_content,
          cleaned: text_content
        }
        # Replace the heading's content with clean text
        heading.inner_html = text_content
        logger.info "Cleaned h#{level} heading: #{text_content}"
      end
    end

    headings_modified.uniq!(&:inspect)
    headings_modified.sort_by!(&:inspect)

    Result.new(
      html_out: doc.to_html,
      headings_modified: headings_modified,
      errors: errors
    )
  end
end