SyncPlayerUI.cs

using UnityEngine;
using UnityEngine.UI;
using UnityEngine.Networking;
using System.Collections;

public class SyncPlayerUI : NetworkBehaviour
{
	[SyncVar(hook="OnIdChanged")]
	private string id_; 

	[SyncVar(hook="OnMessageChanged")]
	private string message_; 

	public Text uiId;
	public Text uiMessage;
	public GameObject face;
	public GameObject body;
	public string iconServerUri = "ICON_SERVER_URL";

	[ClientCallback]
	void Awake()
	{
		uiId.GetComponent<InputPlayerText>().onTextChanged += OnInputIdChanged;
		uiMessage.GetComponent<InputPlayerText>().onTextChanged += OnInputMessageChanged;
	}

	public override void OnStartClient()
	{
		if (!isLocalPlayer) {
			uiId.GetComponent<InputPlayerText>().inputText = id_;
			uiMessage.GetComponent<InputPlayerText>().inputText = message_;
		}
		StartCoroutine(FetchIcon(id_));
		StartCoroutine(FetchColor(id_));
	}

	[ClientCallback]
	void OnDestroy()
	{
		uiId.GetComponent<InputPlayerText>().onTextChanged -= OnInputIdChanged;
		uiMessage.GetComponent<InputPlayerText>().onTextChanged -= OnInputMessageChanged;
	}

	[Client]
	private void OnInputIdChanged(string id)
	{
		CmdSetId(id);
	}

	[Client]
	private void OnInputMessageChanged(string message)
	{
		CmdSetMessage(message);
	}

	[Command(channel=2)]
	public void CmdSetId(string id)
	{
		id_ = id;
	}

	[Command(channel=2)]
	public void CmdSetMessage(string message)
	{
		message_ = message;
	}

	[Client]
	void OnIdChanged(string id)
	{
		if (!isLocalPlayer) {
			uiId.text = id;
		}
		StartCoroutine(FetchIcon(id));
		StartCoroutine(FetchColor(id));
	}

	[Client]
	void OnMessageChanged(string message)
	{
		if (!isLocalPlayer) {
			uiMessage.text = message;
		}
	}

	IEnumerator FetchColor(string id)
	{
		yield return new WaitForEndOfFrame();
		if (id != "" && id != null) {
			int maxTry = 5;
			for (int cnt = 0; cnt < maxTry; ++cnt) {
				var url = iconServerUri + "color/" + id;
				var www = new WWW(url);
				yield return www;
				if (www.error != null) {
					Debug.LogError(www.error);
					yield return new WaitForSeconds(1f);
					continue;
				}
				var c = www.text.Split(new string[] {","}, System.StringSplitOptions.None);
				var color = new Color32(byte.Parse(c[0]), byte.Parse(c[1]), byte.Parse(c[2]), 255);
				body.GetComponent<Renderer>().material.color = color;
			}
		}
	}

	IEnumerator FetchIcon(string id)
	{
		yield return new WaitForEndOfFrame();
		if (id != "" && id != null) {
			int maxTry = 5;
			for (int cnt = 0; cnt < maxTry; ++cnt) {
				var url = iconServerUri + id;
				var www = new WWW(url);
				yield return www;
				if (www.error != null) {
					Debug.LogError(www.url + ": " + www.error);
					yield return new WaitForSeconds(1f);
					continue;
				}
				face.GetComponent<Renderer>().material.mainTexture = www.texture;
			}
		}
	}
}