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

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