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39 lines
1.0 KiB
39 lines
1.0 KiB
////
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Included in:
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- user-manual: Extensions: Docinfo Processor example
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////
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Purpose::
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Appends the Google Analytics tracking code to the bottom of an HTML document.
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.GoogleAnalyticsDocinfoProcessor
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```ruby
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class GoogleAnalyticsDocinfoProcessor < Asciidoctor::Extensions::DocinfoProcessor
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use_dsl
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at_location :footer
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def process document
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return unless (ga_account_id = document.attr 'google-analytics-account')
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%(<script>
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(function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){
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(i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o),
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m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m)
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})(window,document,'script','https://www.google-analytics.com/analytics.js','ga');
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ga('create','#{ga_account_id}','auto');
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ga('send','pageview');
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</script>)
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end
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end
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```
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.Usage
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```ruby
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Asciidoctor::Extensions.register do
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docinfo_processor GoogleAnalyticsDocinfoProcessor
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end
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Asciidoctor.convert_file 'sample.adoc', :safe => :safe,
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:attributes => 'UA-ABCXYZ123'
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```
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