PlayerSyncOnConnect.cs

using Terraria;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Terraria.Localization;
using Terraria.ModLoader;
using Terraria.ID;
using OriMod.Networking;

namespace OriMod
{
  /// <summary>
  /// Sends info about players' Ori state to newly joined player 
  /// </summary>
  internal class PlayerSyncOnConnect : ModSystem
  {
    public override bool HijackSendData(int whoAmI, int msgType, 
      int remoteClient, int ignoreClient, NetworkText text, 
      int number, float number2, float number3, float number4, 
      int number5, int number6, int number7)
    {
      if(msgType == MessageID.FinishedConnectingToServer && Main.netMode == NetmodeID.Server)
      {
        foreach (Player pl in Main.player)
        {
          if (pl.active && remoteClient != pl.whoAmI)
          {
            ModNetHandler.Instance.oriPlayerHandler.SendOriState(remoteClient, pl.whoAmI);
          }
        }
      }
      return false;
    }
  }
}