PlayerActivity.java

package miun.player;

import java.io.IOException;
import java.net.URL;

import javax.xml.parsers.SAXParser;
import javax.xml.parsers.SAXParserFactory;

import miun.player.RestClient.RequestMethod;

import org.xml.sax.InputSource;
import org.xml.sax.XMLReader;

import android.app.Activity;
import android.app.AlertDialog;
import android.content.DialogInterface;
import android.content.Intent;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;

public class PlayerActivity extends Activity {
	
	public static Playlists USERPLAYLISTS = new Playlists();
	public static String BASE_URL = "http://10.0.2.2:8080/BackboneController/resources/controller/"; //WEBSERVICE URL 
	
	
	private EditText usernameTextbox;
	private EditText passwordTextbox;
	private Button loginButton;
	private Intent playlistsIntent = null;
	private Button openLinkButton;
	
	private Toast loginErrorToast = null;
	private Intent audioPlayerIntent = null;
	
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
                
        this.usernameTextbox = (EditText)this.findViewById(R.id.tb_username);
        this.passwordTextbox = (EditText)this.findViewById(R.id.tb_password);
        this.loginButton = (Button)this.findViewById(R.id.bn_login);
        this.openLinkButton = (Button)this.findViewById(R.id.bn_openlink); 
        
        audioPlayerIntent = new Intent(this, AudioPlayerActivity.class);
        
        /**
         * If login button is clicked run the login function
         */
        this.loginButton.setOnClickListener( new OnClickListener() {
			
			@Override
			public void onClick(View v) {
				login();
			}
		});
        
        /**
         * If open link button is clicked run the ask for url function
         */
        this.openLinkButton.setOnClickListener( new OnClickListener() {
			
			@Override
			public void onClick(View v) {
				askForUrl();		
			}
		});
    }
    
 
    
    /**
     * Logs in to Youtube with the given user credentials  
     */
    private void login() {
    	//If (user credentials is correct) cont', else return errormessage
    
    	RestClient clientLogin = new RestClient(BASE_URL + this.usernameTextbox.getText().toString() + "/" + this.passwordTextbox.getText().toString());
    	//clientLogin.AddParam( "name", this.usernameTextbox.getText().toString() );
    	//clientLogin.AddParam( "password", this.passwordTextbox.getText().toString() );
    	
    			
    	//Call Webservice Login(username, password)
		try {
			clientLogin.Execute(RequestMethod.GET);
    	} catch (Exception e) {
    	    e.printStackTrace();
    	}
    	    	    	   
    	//Check if user credentials is correct
    	if( Boolean.parseBoolean( clientLogin.getResponse() ) ) {
    		RestClient clientFetchUserPlaylists = new RestClient(BASE_URL);
    		
    		//Call Webservice FetchUserPlaylists
    		try {
    			clientFetchUserPlaylists.Execute(RequestMethod.GET);
        	} catch (Exception e) {
        	    e.printStackTrace();
        	}
        	
    		USERPLAYLISTS.populate( clientFetchUserPlaylists.getResponse() ); 
    		
    		playlistsIntent = new Intent(this, PlayerActivity.class);
    		startActivity(playlistsIntent);
    		
    	} else {
    		this.passwordTextbox.clearComposingText();
    		loginErrorToast().show();
    	}
    }
    
    /**
     * Login error toast factory
     * @return
     */
    private Toast loginErrorToast() {
    	if( this.loginErrorToast == null ) {
    		CharSequence loginErrorToastMsg = "Wrong username and/or password";
    		int loginErrorToastDuration = Toast.LENGTH_SHORT;
    		this.loginErrorToast = Toast.makeText(getApplicationContext(), loginErrorToastMsg, loginErrorToastDuration);
    		return this.loginErrorToast;
    	}
    	
    	return this.loginErrorToast;
    }
    
    
    /**
     * Ask for youtube URL and play the given song
     */
    public void askForUrl() {
    	final EditText ed = new EditText(this);
		ed.setText("cir54buXmEc"); //default debug url //S9BrzOcRsjQ //LppS5LCY70c  
		
		ed.setSelection(ed.getText().length());
		final AlertDialog.Builder builder = new AlertDialog.Builder(this);
		builder.setView(ed)
				.setTitle("Open URL")
				.setPositiveButton("Open",
						new DialogInterface.OnClickListener() {
							@Override
							public void onClick(DialogInterface dialogInt, int whichButton) {
								openLink( ed.getText().toString() );
							}
						}).show();
    }
    
    
    /**
     * Open specified url
     * @param youtubeLink
     */
    public void openLink( String youtubeLink ) {
    	
    	try {
//			URL siteURL = new URL(BASE_URL + youtubeLink);
//			Log.i("URL", siteURL.getPath());
//			SAXParserFactory factory = SAXParserFactory.newInstance();
//			SAXParser parser = factory.newSAXParser();
//			XMLReader reader = parser.getXMLReader();
//			XMLHandler handler = new XMLHandler();
//			reader.setContentHandler(handler);
//			InputSource fuckinTest= new InputSource( siteURL.openStream()); 
//			reader.parse(fuckinTest);
						
    		RestClient clientFetchM3u = new RestClient(BASE_URL + youtubeLink);
    		
    		//Call Webservice FetchUserPlaylists
    		try {
    			clientFetchM3u.Execute(RequestMethod.GET);
        	} catch (Exception e) {
        	    e.printStackTrace();
        	}    		
    		
        	String respons = clientFetchM3u.getResponse();
        	Log.i("Input stream", "SUCCESS");
			
			//Put the m3u link as intent extras 
			audioPlayerIntent.putExtra("m3uLink", respons );
			audioPlayerIntent.putExtra("songTitle", respons ); 
			startActivity(audioPlayerIntent); 
		} catch (Exception e) {
			Log.e("Input stream", e.getMessage() );
		}
    }

}