181 lines
4.5 KiB
Ruby
181 lines
4.5 KiB
Ruby
# -*- encoding : utf-8 -*-
|
|
class MenuItem < ActiveRecord::Base
|
|
|
|
belongs_to :menu_content, :polymorphic => true
|
|
belongs_to :menu
|
|
validates :name, :presence => true
|
|
validates :slug, :presence => true
|
|
|
|
|
|
attr_accessor :skip_before_update, :skip_permalink
|
|
|
|
|
|
accepts_nested_attributes_for :menu_content
|
|
|
|
acts_as_tree
|
|
|
|
def url
|
|
if menu_content
|
|
self.permalink
|
|
|
|
else
|
|
"/404.html"
|
|
end
|
|
end
|
|
|
|
before_validation do
|
|
self.slug = self.slug.to_slug
|
|
|
|
end
|
|
|
|
before_save do
|
|
#self.set_permalink
|
|
end
|
|
|
|
def generate_permalink
|
|
r = ""
|
|
|
|
node, ancestors = self, []
|
|
ancestors << node = MenuItem.find(node.parent_id) while node.parent_id?
|
|
|
|
|
|
|
|
ancestors.reverse.each do |ancestor|
|
|
r += ancestor.slug.to_s
|
|
r+= "/"
|
|
end
|
|
r+= self.slug.to_s
|
|
end
|
|
|
|
def set_permalink
|
|
|
|
|
|
if !skip_permalink
|
|
|
|
self.permalink = self.generate_permalink
|
|
self.skip_permalink = true
|
|
self.skip_before_update = true
|
|
|
|
|
|
|
|
self.save
|
|
|
|
|
|
# self.children.each do |child|
|
|
# child.save
|
|
# end
|
|
end
|
|
|
|
end
|
|
|
|
|
|
|
|
def validate
|
|
self.parent_id = nil if self.parent_id == 0
|
|
errors.add(:parent_id, 'doit être différent de la page actuelle') if parent_id == id and id != nil
|
|
|
|
if self.id
|
|
errors.add(:parent_id, 'attention la page parente à pour page parente celle-ci = boucle') if self.parent_id and self.id == MenuItem.find(self.parent_id).parent_id
|
|
end
|
|
|
|
conditions = ["menu_id = ? and parent_id "+(self.parent_id ? "=" : "IS")+" ? and slug = ? "+("and id != ?" if self.id).to_s, self.menu_id,self.parent_id ,self.slug]
|
|
conditions << self.id if self.id
|
|
if MenuItem.where(conditions).first
|
|
errors.add(:slug, 'est déjà utilisé')
|
|
|
|
end
|
|
|
|
end
|
|
|
|
|
|
|
|
|
|
|
|
|
|
before_create do
|
|
if !position
|
|
top = MenuItem.find(:first, :conditions =>{ :parent_id => self.parent_id, :menu_id => self.menu_id}, :order => "position DESC")
|
|
if top
|
|
self.position = top.position.to_i + 1
|
|
else
|
|
self.position = 1
|
|
end
|
|
end
|
|
if position
|
|
MenuItem.find(:all, :conditions => ["menu_id = ? and position >= ? and parent_id "+(self.parent_id ? "=" : "IS")+" ?",self.menu_id,self.position,self.parent_id]).each do |portlet|
|
|
portlet.position = portlet.position + 1
|
|
portlet.skip_before_update = true
|
|
portlet.save!
|
|
end
|
|
end
|
|
end
|
|
|
|
before_update do
|
|
if !skip_before_update
|
|
if self.parent_id_changed?
|
|
|
|
MenuItem.find(:all, :conditions => ["menu_id = ? and position > ? and parent_id "+(self.changes['parent_id'][0] ? "=" : "IS")+" ?",self.menu_id,self.position,self.changes['parent_id'][0]]).each do |portlet|
|
|
portlet.position = portlet.position - 1
|
|
portlet.skip_before_update = true
|
|
portlet.save!
|
|
end
|
|
|
|
self.position = 1
|
|
|
|
MenuItem.find(:all, :conditions => ["menu_id = ? and parent_id "+(self.parent_id ? "=" : "IS")+" ?",self.menu_id,self.parent_id]).each do |portlet|
|
|
portlet.position = portlet.position + 1
|
|
portlet.skip_before_update = true
|
|
portlet.save!
|
|
end
|
|
|
|
|
|
|
|
|
|
elsif self.position_changed?
|
|
|
|
top = MenuItem.find(:first, :conditions =>{ :parent_id => self.parent_id, :menu_id => self.menu_id}, :order => "position DESC")
|
|
|
|
if self.changes['position'][1] > self.changes['position'][0]
|
|
self.position = self.position - 1
|
|
self.changes['position'][1] = self.changes['position'][1] - 1
|
|
|
|
MenuItem.find(:all, :conditions => ["menu_id = ? and position > ? and position <= ? and parent_id "+(self.parent_id ? "=" : "IS")+" ?",self.menu_id,self.changes['position'][0],self.changes['position'][1],self.parent_id]).each do |portlet|
|
|
portlet.position = portlet.position - 1
|
|
portlet.skip_before_update = true
|
|
portlet.save!
|
|
end
|
|
|
|
|
|
|
|
|
|
#si la position est plus petite que l'ancienne.
|
|
elsif self.changes['position'][1] < self.changes['position'][0]
|
|
MenuItem.find(:all, :conditions => ["menu_id = ? and position >= ? and position < ? and parent_id "+(self.parent_id ? "=" : "IS")+" ?",self.menu_id,self.changes['position'][1],self.changes['position'][0],self.parent_id]).each do |portlet|
|
|
portlet.position = portlet.position + 1
|
|
portlet.skip_before_update = true
|
|
portlet.save!
|
|
end
|
|
end
|
|
end
|
|
end
|
|
end
|
|
|
|
before_destroy do
|
|
MenuItem.find(:all, :conditions => ["menu_id = ? and position > ? and parent_id "+(self.parent_id ? "=" : "IS")+" ?",self.menu_id,self.position,self.parent_id]).each do |portlet|
|
|
portlet.position = portlet.position - 1
|
|
portlet.skip_before_update = true
|
|
portlet.save!
|
|
end
|
|
|
|
end
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
end
|