home-assistant.io/plugins/active_link.rb
2018-07-18 22:31:53 +02:00

20 lines
544 B
Ruby

module Jekyll
class ActiveLinkTag < Liquid::Tag
def initialize(tag_name, text, token)
super
parts = text.split(' ', 2)
@href = parts[0]
@title = parts[1]
end
def render(context)
href = Liquid::Template.parse(@href).render context
title = Liquid::Template.parse(@title).render context
cls = href == context.registers[:page]["url"] ? "class='active'" : ''
"<a #{cls} href='#{href}'>#{title}</a>"
end
end
end
Liquid::Template.register_tag('active_link', Jekyll::ActiveLinkTag)