engine/lib/locomotive/liquid/drops/content_entry.rb

80 lines
1.9 KiB
Ruby

module Locomotive
module Liquid
module Drops
class ContentEntry < Base
delegate :_slug, :_permalink, :seo_title, :meta_keywords, :meta_description, :to => '_source'
def _id
self._source._id.to_s
end
def _label
@_label ||= self._source._label
end
# Returns the next content for the parent content type.
# If no content is found, nil is returned.
#
# Usage:
#
# {% if article.next %}
# <a href="/articles/{{ article.next._permalink }}">Read next article</a>
# {% endif %}
#
def next
self._source.next.to_liquid
end
# Returns the previous content for the parent content type.
# If no content is found, nil is returned.
#
# Usage:
#
# {% if article.previous %}
# <a href="/articles/{{ article.previous._permalink }}">Read previous article</a>
# {% endif %}
#
def previous
self._source.previous.to_liquid
end
def before_method(meth)
return '' if self._source.nil?
if not @@forbidden_attributes.include?(meth.to_s)
value = self._source.send(meth)
if value.respond_to?(:all)
filter_and_order_list(value)
else
value
end
else
nil
end
end
protected
def filter_and_order_list(list)
# filter ?
if @context['with_scope']
conditions = HashWithIndifferentAccess.new(@context['with_scope'])
order_by = conditions.delete(:order_by).try(:split)
if order_by.nil?
list.where(conditions).ordered
else
list.where(conditions).order_by(order_by)
end
else
list.ordered
end.all
end
end
end
end
end