45 lines
1.2 KiB
Ruby
45 lines
1.2 KiB
Ruby
require 'json'
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class ConfigTag < Liquid::Tag
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def initialize(tag_name, options, tokens)
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super
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options = options.split(' ').map {|i| i.strip }
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@key = options.slice!(0)
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@tag = nil
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@classname = nil
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options.each do |option|
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@tag = $1 if option =~ /tag:(\S+)/
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@classname = $1 if option =~ /classname:(\S+)/
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end
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end
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def render(context)
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config_tag(context.registers[:site].config, @key, @tag, @classname)
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end
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end
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def config_tag(config, key, tag=nil, classname=nil)
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options = key.split('.').map { |k| config[k] }.last #reference objects with dot notation
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tag ||= 'div'
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classname ||= key.sub(/_/, '-').sub(/\./, '-')
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output = "<#{tag} class='#{classname}'"
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if options.respond_to? 'keys'
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options.each do |k,v|
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unless v.nil?
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v = v.join ',' if v.respond_to? 'join'
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v = v.to_json if v.respond_to? 'keys'
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output += " data-#{k.sub'_','-'}='#{v}'"
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end
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end
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elsif options.respond_to? 'join'
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output += " data-value='#{config[key].join(',')}'"
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else
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output += " data-value='#{config[key]}'"
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end
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output += "></#{tag}>"
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end
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Liquid::Template.register_tag('config_tag', ConfigTag)
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