AutoPublisherHandler.cs

using System;
using System.Collections;
using System.Collections.Generic;
using Sitecore;
using Sitecore.Configuration;
using Sitecore.Data;
using Sitecore.Data.Items;
using Sitecore.Diagnostics;
using Sitecore.Events;
using Sitecore.Publishing;
using Sitecore.SecurityModel;

namespace Sitecore.Sandbox.Handlers
{
    public class AutoPublisherHandler
    {
        /// <summary>
        /// OnItemDeleted handler.
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="args"></param>
        public void OnItemDeleted(object sender, EventArgs args)
        {
            //This handler publishes the parent of the deleted item with his descendants of a deleted item.
            if (Context.IsBackgroundThread) return;
            try
            {
                //extract the deleted item, and then extract his parent
                var idParent = Event.ExtractParameter(args, 1) as ID;
                var parent = Database.GetDatabase("master").GetItem(idParent);
                var dataItem = parent;
                //fetch the target databases
                foreach (Database database in GetTargets(dataItem))
                {
	 	    //publish the parrent for each database
                    var options = new PublishOptions(dataItem.Database, database, PublishMode.SingleItem, dataItem.Language, DateTime.Now)
			         	{RootItem = dataItem, Deep = true};
                    new Publisher(options).PublishAsync();
                }
            }
            catch (Exception ex)
            {
                Log.Error(ex.Message, this);
            }
        }


        /// <summary>
        /// Gets the targets.
        /// </summary>
        /// <param name="item">The item.</param>
        /// <returns>The targets.</returns>
        private IEnumerable<Database> GetTargets(Item item)
        {
            using (new SecurityDisabler())
            {
                Item targets = item.Database.Items["/sitecore/system/publishing targets"];
                if (targets != null)
                {
                    var list = new ArrayList();
                    foreach (Item target in targets.Children)
                    {
                        string name = target["Target database"];
                        if (name.Length > 0)
                        {
                            Database database = Factory.GetDatabase(name, false);
                            if (database != null)
                            {
                                list.Add(database);
                            }
                            else
                            {
                                Log.Warn("Unknown database in AutoPublisherHandler: " + name, this);
                            }
                        }
                    }
                    return (list.ToArray(typeof (Database)) as Database[]);
                }
            }
            return new Database[0];
        }
    }
}