Component that handles signals received upon mech death

SignalReceiver.cs

using UnityEngine;
using System.Collections;
using Coherent.UI;
using Coherent.UI.Binding;
using System.IO;

public class SignalReceiver : MonoBehaviour {
  
	private CoherentUIView m_View;
	private string m_LocalAppURL;
	private const string FacebookAppURL = "http://www.coherent-labs.com/sample.html";
	
	// Use this for initialization
	void Start () {
		m_View = GetComponent<CoherentUIView>();
		
		m_LocalAppURL = m_View.Page;
		
		if (m_View != null && m_View.Listener != null)
		{
			m_View.OnViewCreated += (view) => { view.InterceptURLRequests(true); };
			m_View.Listener.URLRequest += OnURLRequestHandler;
		}
	}
	
	void OnURLRequestHandler (string url, URLResponse response)
	{
		if (url.StartsWith(FacebookAppURL))
		{
			// change the url, keeping all parameters intact
			string redirectURL = m_LocalAppURL + url.Substring(FacebookAppURL.Length);
			response.RedirectRequest(redirectURL);
			return;
		}
		response.AllowRequest();
	}
	
	void OnEnemyMechDeath() {
		if (m_View != null && m_View.View != null)
		{
			m_View.View.TriggerEvent("ShowAchievementPopup");
			// Uncomment the next line if you want a wall post along with the photo
			//m_View.View.TriggerEvent("PostOnWall", "If you can see this, it's coming from Unity3D and apparently it's working!");
			
			SaveScreenShotAsync(Application.dataPath + "/mechdeath.png");
		}
	}
	
	void SaveScreenShotAsync(string filename) {
		StartCoroutine(ScreenshotEncode(filename));
	}
	
	void SavePNGBytes(string filename, byte[] bytes) {
		// Save to disk code path
        	//File.WriteAllBytes(filename, bytes);
		
		// Upload to FaceBook		
		if (m_View != null && m_View.View != null)
		{
			m_View.View.TriggerEvent("UploadImageOnFacebook", bytes, "Victory for mankind! The evil mech was destroyed!");
		}
	}
	
	IEnumerator ScreenshotEncode(string filename)
    	{
		// wait for graphics to render
		yield return new WaitForEndOfFrame();
 
		// create a texture to pass to encoding
		Texture2D texture = new Texture2D(Screen.width, Screen.height, TextureFormat.RGB24, false);
 
		// put buffer into texture
		texture.ReadPixels(new Rect(0, 0, Screen.width, Screen.height), 0, 0);
		texture.Apply();
 
		// split the process up--ReadPixels() and the GetPixels() call inside of the encoder are both pretty heavy
		yield return 0;
		
		// Added by Karl. - Tell unity to delete the texture, by default it seems to keep hold of it and memory crashes will occur after too many screenshots.
		DestroyObject( texture );
        	
		byte[] bytes = texture.EncodeToPNG();
		SavePNGBytes(filename, bytes);        
    	}
}