engine/lib/locomotive/liquid/tags/editable/base.rb

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module Locomotive
module Liquid
module Tags
module Editable
class Base < ::Liquid::Block
Syntax = /(#{::Liquid::QuotedFragment})(\s*,\s*#{::Liquid::Expression}+)?/
def initialize(tag_name, markup, tokens, context)
if markup =~ Syntax
@slug = $1.gsub('\'', '')
@options = {}
markup.scan(::Liquid::TagAttributes) { |key, value| @options[key.to_sym] = value.gsub(/^'/, '').gsub(/'$/, '') }
else
raise ::Liquid::SyntaxError.new("Syntax Error in 'editable_xxx' - Valid syntax: editable_xxx <slug>(, <options>)")
end
super
end
def end_tag
@context[:page].add_or_update_editable_element({
:block => @context[:current_block].try(:name),
:slug => @slug,
:hint => @options[:hint],
:default_content => @nodelist.first.to_s,
:disabled => false,
:from_parent => false
}, document_type)
end
def render(context)
current_page = context.registers[:page]
element = current_page.find_editable_element(context['block'].try(:name), @slug)
if element
render_element(element)
else
Locomotive.logger "[editable element] missing element #{context[:block].name} / #{@slug}"
''
end
end
protected
def render_element(element)
raise 'FIXME: has to be overidden'
end
def document_type
raise 'FIXME: has to be overidden'
end
end
end
end
end
end