Davit Barbakadze
30 lines
838 B
Ruby
30 lines
838 B
Ruby
module Jekyll
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module Tags
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class AssignPage < Liquid::Assign
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TrailingIndex = /index\.html$/
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def page_hash(context)
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reg = context.registers
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site = reg[:site]
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if reg[:page_hash].nil?
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reg[:page_hash] = Hash[ (site.posts.docs + site.pages).collect {
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|x| [x.url.sub(TrailingIndex, ''), x]}]
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end
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return reg[:page_hash]
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end
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# Assign's Initializer stores variable name
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# in @to and the value in @from.
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def render(context)
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url = @from.render(context)
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page = page_hash(context)[url.sub(TrailingIndex, '')]
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raise ArgumentError.new "No page with url #{url}." if page.nil?
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context.scopes.last[@to] = page
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''
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end
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end
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end
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end
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Liquid::Template.register_tag('assign_page', Jekyll::Tags::AssignPage)
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