DownloadUsersImagesTask.java

package com.ved.musicmapapp.utils;

import java.io.IOException;
import java.io.InputStream;
import java.io.UnsupportedEncodingException;
import java.net.HttpURLConnection;
import java.net.URL;
import java.util.ArrayList;
import java.util.List;

import org.apache.http.HttpEntity;
import org.apache.http.NameValuePair;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.HttpClient;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.message.BasicNameValuePair;
import org.apache.http.protocol.HTTP;
import org.xmlpull.v1.XmlPullParser;
import org.xmlpull.v1.XmlPullParserFactory;

import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.os.AsyncTask;
import android.util.Log;
import android.widget.ImageView;
import android.widget.RelativeLayout;

import com.ved.musicmapapp.R;

public class DownloadUsersImagesTask extends AsyncTask<ImageView, Void, Bitmap> {
	RelativeLayout layout;
	ImageView imageView = null;
	String artistImage = "";
	Context context;
	
	
	
	public DownloadUsersImagesTask(Context context) {
		super();
		this.context = context;
	}

	@Override
	protected Bitmap doInBackground(ImageView... imageViews) {
		this.imageView = imageViews[0];
		String imagePath = "";
		String artistName = (String) imageView.getTag();
		try {
			String artist = artistName.replaceAll(" ", "%20");
			URL url = new URL("http://ws.audioscrobbler.com/2.0/?method=artist.getinfo&api_key=fdbae8e7fa1d67ea46a8ab7d4dd26fdb&artist=" + artist);
			XmlPullParserFactory factory = XmlPullParserFactory.newInstance();
			factory.setNamespaceAware(false);
			XmlPullParser xpp = factory.newPullParser();
			xpp.setInput(url.openConnection().getInputStream(), "UTF_8");
			int eventType = xpp.getEventType();
			while (eventType != XmlPullParser.END_DOCUMENT) {
				if (eventType == XmlPullParser.START_TAG) {
					if (xpp.getName().equalsIgnoreCase("image")) {
						//Log.v("imahe", "...attr..." + xpp.getAttributeName(3));
						if (xpp.getAttributeValue(null, "size").equalsIgnoreCase("extralarge")) {
							if (imagePath.equalsIgnoreCase("")) {
								imagePath = xpp.nextText();
							}
						}
					}
				}
				eventType = xpp.next(); // move to next element
			}
			// Log.e("final image", "..." + imagePath);
		} catch (Exception e1) {
			Log.e("Exception in DownloadUsersImagesTask", "..." + e1.getMessage());
		}
		if (imagePath.equals("")) {
			imagePath = "image not found";
		}
		
		String urlPath = imagePath;
		Bitmap artistbitmap = download_Image(urlPath);
		if(artistbitmap != null){
			UtilTask.addBitmapToMemoryCache(imagePath, artistbitmap);
		}
		
//		for(int j=0; j<AroundMeActivity.artistArray.size();j++){
//			Metadata song = AroundMeActivity.artistArray.get(j);
//			if(song.getArtist().equals(artistName)){
//				AroundMeActivity.artistArray.get(j).setSongimage(imagePath);
//			}
//		}
		artistImage = imagePath;
		try 
    	{
			HttpClient httpclient = new DefaultHttpClient();
			
			HttpPost httppost = new HttpPost(Statics.WS_PATH + "Update_Artist.php");
    		//HttpPost httppost = new HttpPost("http://vedsolution.com/heta/Update_Artist.php");
    		List <NameValuePair> nvps = new ArrayList <NameValuePair>();
         	nvps.add(new BasicNameValuePair("song_artist",artistName));
         	nvps.add(new BasicNameValuePair("song_image",artistImage));
         	httppost.setEntity(new UrlEncodedFormEntity(nvps, HTTP.UTF_8));
         	org.apache.http.HttpResponse response = httpclient.execute(httppost);
         	HttpEntity entity = response.getEntity();
	        	if (entity != null) {
	        		InputStream instream = entity.getContent();
					String result = RestClient.convertStreamToString(instream);
					Log.v("result update success", "..." + result);
	           } 	
    	} 
    	catch (UnsupportedEncodingException e) {
    		Log.e("UnsupportedEncodingException ", e.getMessage());
		}catch (ClientProtocolException e) {
			Log.e("ClientProtocolException ", e.getMessage());
		} catch (IOException e) {
			Log.e("IOException ", e.getMessage());
			e.printStackTrace();
		} catch (Exception e) {
			Log.e("JSONException ", e.getMessage());
		}
		return artistbitmap;
	}

	@Override
	protected void onPostExecute(Bitmap result) {
		if(result == null){
			//imageView.setImageResource(R.drawable.images);
			android.view.Display display = ((android.view.WindowManager)context.getSystemService(Context.WINDOW_SERVICE)).getDefaultDisplay();
			Bitmap icon = BitmapFactory.decodeResource(context.getResources(),R.drawable.img_no_image);
			int size = (int) (display.getWidth() * 0.95f);
			icon = Bitmap.createScaledBitmap(icon, size, size, true);
			imageView.setImageBitmap(icon);
		}
		else{
			android.view.Display display = ((android.view.WindowManager)context.getSystemService(Context.WINDOW_SERVICE)).getDefaultDisplay();
	    	int size = (int) (display.getWidth() * 0.95f);
	    	result = Bitmap.createScaledBitmap(result, size, size, true);
	        imageView.setImageBitmap(result);
		}
	}

	private Bitmap download_Image(String url) {
		Bitmap bmp = null;
		try {
			URL ulrn = new URL(url);
			HttpURLConnection con = (HttpURLConnection) ulrn.openConnection();
			InputStream is = con.getInputStream();
			bmp = BitmapFactory.decodeStream(is);
			
			if (null != bmp)
				return bmp;

		} catch (Exception e) {
		}
		return bmp;
	}
}