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Contents
module RailsConnector::LiquidSupport
# This is a wrapper class used internally to make helper methods available in
# Liquid templates. Helpers have to be enabled in the app initialization like this:
#
# RailsConnector::LiquidSupport.enable_helpers(
# :helper_a,
# :helper_b
# )
class GeneralHelperTag < Liquid::Tag
attr_reader :params
def initialize(tag_name, markup, tokens)
@tag_name = tag_name
@params = markup.to_s.scan(/(#{::Liquid::Expression})*/).flatten.compact.map(&:strip)
super
end
def render(context)
context.registers[:action_view].__send__(@tag_name, *params(context))
end
def self.<<(helper)
Liquid::Template.register_tag(helper, self)
self
end
protected
def params(context)
@params.map { |p| context[p] || p }.map do |item|
case item
when LinkDrop
item.destination.__drop_content
when ObjDrop
item.__drop_content
else
item.to_s
end
end
end
end
end
Version data entries
45 entries across 45 versions & 1 rubygems