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require 'pathname'
module Jekyll
module UrlRelativizer
# def relativize_url(url)
# pageUrl = @context.registers[:page]["url"]
# if pageUrl[-1] == "/"
# pageDir = Pathname(pageUrl)
# else
# pageDir = Pathname(pageUrl).parent
# end
# ret = Pathname(url).relative_path_from(pageDir).to_s
# puts pageDir.to_s + + " -> " + url.to_s + " => " + ret
# ret
# end
def relativize_url(input)
return if input.nil?
input = ensure_leading_slash(input)
page_url = @context.registers[:page]["url"]
if page_url[-1]
page_dir = Pathname(page_url)
else
page_dir = Pathname(page_url).parent
end
ret = Pathname(input).relative_path_from(page_dir).to_s
# puts page_url.to_s + "," + page_dir.to_s + + "," + input.to_s + "," + ret
return ret
end
end
end
Liquid::Template.register_filter(Jekyll::UrlRelativizer)
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