126 lines
3.1 KiB
Ruby
126 lines
3.1 KiB
Ruby
class Page
|
|
include Mongoid::Document
|
|
include Mongoid::Timestamps
|
|
include Mongoid::Acts::Tree
|
|
|
|
## fields ##
|
|
field :title
|
|
field :slug
|
|
field :published, :type => Boolean, :default => false
|
|
field :keywords
|
|
field :description
|
|
field :position, :type => Integer
|
|
|
|
## associations ##
|
|
belongs_to_related :site
|
|
embeds_many :parts, :class_name => 'PagePart'
|
|
|
|
## callbacks ##
|
|
before_validate :reset_parent
|
|
before_validate :normalize_slug
|
|
before_save { |p| p.parent_id = nil if p.parent_id.blank? }
|
|
before_save :change_parent
|
|
before_create { |p| p.fix_position(false) }
|
|
before_create :add_to_list_bottom
|
|
before_create :add_body_part
|
|
before_destroy :remove_from_list
|
|
|
|
## validations ##
|
|
validates_presence_of :site, :title, :slug
|
|
validates_uniqueness_of :slug, :scope => :site_id
|
|
validates_exclusion_of :slug, :in => Locomotive.config.reserved_slugs, :if => Proc.new { |p| p.depth == 0 }
|
|
|
|
## named scopes ##
|
|
|
|
## behaviours ##
|
|
acts_as_tree :order => ['position', 'asc']
|
|
|
|
## methods ##
|
|
|
|
def index?
|
|
self.slug == 'index' && self.depth.to_i == 0
|
|
end
|
|
|
|
def not_found?
|
|
self.slug == '404' && self.depth.to_i == 0
|
|
end
|
|
|
|
def add_body_part
|
|
self.parts.build :name => 'body', :value => '---body here---'
|
|
end
|
|
|
|
def parent=(owner) # missing in acts_as_tree
|
|
@_parent = owner
|
|
self.fix_position(false)
|
|
self.instance_variable_set :@_will_move, true
|
|
end
|
|
|
|
def sort_children!(ids)
|
|
ids.each_with_index do |id, position|
|
|
child = self.children.detect { |p| p._id == id }
|
|
child.position = position
|
|
child.save
|
|
end
|
|
end
|
|
|
|
def route
|
|
return self.slug if self.index? || self.not_found?
|
|
slugs = self.self_and_ancestors.map(&:slug)
|
|
slugs.shift
|
|
File.join slugs
|
|
end
|
|
|
|
def url
|
|
"http://#{self.site.domains.first}/#{self.route}.html"
|
|
end
|
|
|
|
def ancestors
|
|
return [] if root?
|
|
self.class.find(self.path.clone << nil) # bug in mongoid (it does not handle array with on element)
|
|
end
|
|
|
|
protected
|
|
|
|
def change_parent
|
|
if self.parent_id_changed?
|
|
self.fix_position(false)
|
|
self.add_to_list_bottom
|
|
self.instance_variable_set :@_will_move, true
|
|
end
|
|
end
|
|
|
|
def fix_position(perform_save = true)
|
|
if parent.nil?
|
|
self[parent_id_field] = nil
|
|
self[path_field] = []
|
|
self[depth_field] = 0
|
|
else
|
|
self[parent_id_field] = parent._id
|
|
self[path_field] = parent[path_field] + [parent._id]
|
|
self[depth_field] = parent[depth_field] + 1
|
|
self.save if perform_save
|
|
end
|
|
end
|
|
|
|
def reset_parent
|
|
if self.parent_id_changed?
|
|
@_parent = nil
|
|
end
|
|
end
|
|
|
|
def add_to_list_bottom
|
|
self.position = (Page.where(:_id.ne => self._id).and(:parent_id => self.parent_id).max(:position) || 0) + 1
|
|
end
|
|
|
|
def remove_from_list
|
|
Page.where(:parent_id => self.parent_id).and(:position.gt => self.position).each do |p|
|
|
p.position -= 1
|
|
p.save
|
|
end
|
|
end
|
|
|
|
def normalize_slug
|
|
self.slug = self.title.clone if self.slug.blank? && self.title.present?
|
|
self.slug.slugify!(:without_extension => true) if self.slug.present?
|
|
end
|
|
end |