Class: AssetTag

Inherits:
LiquidumTag
  • Object
show all
Defined in:
lib/scribo/liquid/tags/asset_tag.rb

Overview

Add assets (by name) from the current Liquidum site

Basic usage:

{%asset 'test.png'%}

Advanced usage:

{%asset 'test.png' height="72px"%}
{%asset 'test.png' style="height: 72px;"%}

Note: It will only look at published assets

Instance Method Summary collapse

Instance Method Details

#render(context) ⇒ Object 



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# File 'lib/scribo/liquid/tags/asset_tag.rb', line 16

def render(context)
  super

  current_content = context.registers['content']

  content = current_content.site.contents.published.located(argv1, restricted: false).first

  return "<!-- asset '#{argv1}' not found -->" unless content

  full_path = content.full_path
  if File.basename(full_path).include?('/_')
    full_path = context.registers['controller'].helpers.scribo.content_path(content)
  end

  case content&.media_type
  when 'image'
    %[<img] +
      attr_str(:src, arg(:src), full_path) +
      attr_str(:alt, content.properties['title'], content.properties['title']) +
      attr_str(:title, content.properties['caption'], content.properties['caption']) +
      attr_str(:width, arg(:width)) +
      attr_str(:height, arg(:height)) +
      attr_str(:style, arg(:style)) +
      %[/>]
  else
    if content&.content_type == 'text/css'
      %[<link rel="stylesheet" type="text/css"] +
        attr_str(:href, arg(:href), full_path) +
        %[/>]
    elsif content&.content_type == 'application/javascript'
      %[<script] +
        attr_str(:src, arg(:src), full_path) +
        %[/></script>]
    else
      "<!-- unknown asset: #{argv1} -->"
    end
  end
end