PublishToLive.cs

//=======================================//
// ------- Author : Sayantan Basu -------
// ------- Date   : 24-03-2015   -------
//=======================================//

using System;
using System.Collections.Generic;
using System.Linq;
using System.IO;
using System.Text;
using Tridion.ContentManager.CoreService.Client;
using Tridion.ContentManager.CoreService.Workflow;

namespace TridionPublishWorkflow
{
class TridionPublishWorkflow : ExternalActivity
{

protected override void Execute()
{
//PublishInstructionData (interface: IExtensibleDataObject) requires
// reference to System.Runtime.Serialization
PublishInstructionData publishInstruction = new PublishInstructionData();
publishInstruction.ResolveInstruction = new ResolveInstructionData();
publishInstruction.RenderInstruction = new RenderInstructionData();

//Needed for publishing workflow revision/version
publishInstruction.ResolveInstruction.IncludeWorkflow = true;
publishInstruction.ResolveInstruction.IncludeChildPublications = true;
ActivityInstanceData activityInstance = ActivityInstance;
IList<String> itemsToPublishList = new List<String>();

//I have hard coded the publishing target tcm URI here  
//this is used upto Tridion 2013 SP1
//String[] targets = new[] { "tcm:0-21-65537" };
//this is used for Tridion Web 8 onward
string[] targets = new[] {"live"}; 

foreach (WorkItemData wid in activityInstance.WorkItems)
{
int value = Convert.ToInt32(Enum.Parse(typeof(ItemType), "Page"));
//Brute-force bundle identification
if (wid.Subject.IdRef.EndsWith(value.ToString()))
{
itemsToPublishList.Add(wid.Subject.IdRef);
}
}

//PublishTransactionData requires reference to System.ServiceModel

PublishTransactionData[] publishTransactions = CoreServiceClient.Publish(itemsToPublishList.ToArray<String>(), publishInstruction, targets, PublishPriority.Normal, null);
//Store the publish transaction id so that we can undo if needed!

ProcessInstance.Variables.Add("PublishTransaction", publishTransactions[0].Id);
CoreServiceClient.FinishActivity(ActivityInstance.Id, new ActivityFinishData { Message = "Publish to Staging Queued: Finished Activity" }, null);

}
}
}