Contents

# encoding: utf-8
module Middleman
  module Presentation
    # Helper module
    module Helpers
      # Images helpers
      module Images
        # Create image gallery
        def image_gallery(images, image_gallery_id:)
          template = <<-EOS.strip_heredoc.chomp
         <a href="<%= image_path %>" data-lightbox="<%= image_gallery_id %>">
           <img src="<%= image_path %>"<% if title %> alt="<%= title %>"<% end %> class="mp-preview-image">
         </a>
          EOS

          images.each_with_object([]) do |(image, title), memo|
            engine = Erubis::Eruby.new(template)
            memo << engine.result(image_path: image, image_gallery_id: image_gallery_id, title: title)
          end.join("\n")
        end

        # Create entry for single image
        def image(image)
          image_gallery Array(image), image_gallery_id: SecureRandom.hex
        end

        # Find asset for substring
        def find_asset(substring)
          # sprockets.each_logical_path.find { |f| f.to_s.include? substring }
          result = sprockets.each_file.find { |f| f.to_s.include? substring }

          if result.blank?
            Middleman::Presentation.t('errors.asset_not_found', asset: substring)
          else
            result.relative_path_from(Pathname.new(source_dir)).to_s
          end
        end
      end
    end
  end
end

Version data entries

2 entries across 2 versions & 1 rubygems

Version	Path
middleman-presentation-helpers-0.0.3	lib/middleman-presentation/helpers/images.rb
middleman-presentation-helpers-0.0.2	lib/middleman/presentation/helpers/images.rb