jekyll-seo-tag/lib/jekyll-seo-tag.rb

52 lines
1.0 KiB
Ruby

require 'jekyll-seo-tag/filters'
module Jekyll
class SeoTag < Liquid::Tag
attr_accessor :context
MINIFY_REGEX = /(>\n|[%}]})\s+(<|{[{%])/
def render(context)
@context = context
output = template.render!(payload, info)
output
end
private
def payload
{
'seo_tag' => { 'version' => VERSION },
'page' => context.registers[:page],
'site' => context.registers[:site].site_payload['site']
}
end
def info
{
registers: context.registers,
filters: [Jekyll::Filters, JekyllSeoTag::Filters]
}
end
def template
@template ||= Liquid::Template.parse template_contents
end
def template_contents
@template_contents ||= begin
File.read(template_path).gsub(MINIFY_REGEX, '\1\2').chomp
end
end
def template_path
@template_path ||= begin
File.expand_path './template.html', File.dirname(__FILE__)
end
end
end
end
Liquid::Template.register_tag('seo', Jekyll::SeoTag)