engine/app/models/locomotive/extensions/page/editable_elements.rb
2012-03-19 02:29:59 +01:00

86 lines
2.7 KiB
Ruby

module Locomotive
module Extensions
module Page
module EditableElements
extend ActiveSupport::Concern
included do
embeds_many :editable_elements, :class_name => 'Locomotive::EditableElement', :cascade_callbacks => true
after_save :remove_disabled_editable_elements
accepts_nested_attributes_for :editable_elements
end
def disable_parent_editable_elements(block)
self.editable_elements.each { |el| el.disabled = true if el.from_parent? && el.block == block }
end
def disable_all_editable_elements
self.editable_elements.each { |el| el.disabled = true }
end
def editable_element_blocks
self.editable_elements.collect(&:block)
end
def enabled_editable_elements
self.editable_elements.by_priority.reject { |el| el.disabled? || (el.fixed? && el.from_parent?) }
end
def editable_elements_grouped_by_blocks
groups = self.enabled_editable_elements.group_by(&:block)
groups.delete_if { |block, elements| elements.empty? }
end
def find_editable_element(block, slug)
self.editable_elements.detect { |el| el.block == block && el.slug == slug }
end
def find_editable_files
self.editable_elements.find_all { |el| el.respond_to?(:source) }
end
def add_or_update_editable_element(attributes, type)
# locale = attributes.delete(:locale) # TODO
element = self.find_editable_element(attributes[:block], attributes[:slug])
if element
element.copy_attributes(attributes)
else
self.editable_elements.build(attributes, type)
end
end
def enable_editable_elements(block)
self.editable_elements.each { |el| el.disabled = false if el.block == block }
end
def merge_editable_elements_from_page(source)
source.editable_elements.each do |el|
next if el.disabled?
existing_el = self.find_editable_element(el.block, el.slug)
if existing_el.nil? # new one from parents
new_el = self.editable_elements.build({}, el.class)
new_el.copy_attributes_from(el)
else
existing_el.attributes = { :disabled => false }
end
end
end
def remove_disabled_editable_elements
return unless self.editable_elements.any? { |el| el.disabled? }
# super fast way to remove useless elements all in once
self.collection.update(self.atomic_selector, '$pull' => { 'editable_elements' => { 'disabled' => true } })
end
end
end
end
end