Photon: NetworkSerializationHandler

using UnityEngine;
using System;

public class NetworkSerializationHandler : MonoBehaviour {

    public event Action<PhotonStream,PhotonMessageInfo> OnNetworkWrite;
    public event Action<PhotonStream, PhotonMessageInfo> OnNetworkRead;

    void OnPhotonSerializeView(PhotonStream stream, PhotonMessageInfo info) {
        if(stream.isWriting) {
            if(OnNetworkWrite != null) OnNetworkWrite(stream,info);
        }
        else {
            if(OnNetworkRead != null) OnNetworkRead(stream, info);
        }
    }

    public void Hook(INetworkHandler script) {
        OnNetworkWrite += script.OnNetworkWrite;
        OnNetworkRead += script.OnNetworkRead;
    }

    public void Unhook(INetworkHandler script) {
        OnNetworkWrite -= script.OnNetworkWrite;
        OnNetworkRead -= script.OnNetworkRead;
    }
}

public interface INetworkHandler {
    void OnNetworkWrite(PhotonStream stream, PhotonMessageInfo info);
    void OnNetworkRead(PhotonStream stream, PhotonMessageInfo info);
}