Android Open Source - android-youtubeExtractor Sample Download Activity

• Back to Development/youtube  ↑

From Project

Back to project page android-youtubeExtractor.

License

The source code is released under:

MIT License

Java Source Code

package at.huber.sampleDownload;
//w w w  .  ja v  a 2  s. c o  m
import android.app.Activity;
import android.app.DownloadManager;
import android.content.Context;
import android.content.Intent;
import android.net.Uri;
import android.os.Build;
import android.os.Bundle;
import android.os.Environment;
import android.util.SparseArray;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.LinearLayout;
import android.widget.ProgressBar;
import android.widget.Toast;
import at.huber.youtubeExtractor.R;
import at.huber.youtubeExtractor.YouTubeUriExtractor;
import at.huber.youtubeExtractor.YtFile;

public class SampleDownloadActivity extends Activity {
  
  LinearLayout mainLayout;
  ProgressBar mainProgressBar;
  Context activityContext;

  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    
    setContentView(R.layout.activity_sample_download);
    mainLayout=(LinearLayout)findViewById(R.id.main_layout);
    mainProgressBar=(ProgressBar)findViewById(R.id.prgrBar);
    activityContext=this;
    
    //Check how it was started and if we can get the youtubelink somehow
    if (savedInstanceState == null && Intent.ACTION_SEND.equals(getIntent().getAction())
        && getIntent().getType() != null && "text/plain".equals(getIntent().getType())){
      
      String youtubeLink=getIntent().getStringExtra(Intent.EXTRA_TEXT);

      if (youtubeLink != null && (youtubeLink.contains("http://youtu.be/") || 
          youtubeLink.contains("youtube.com/watch?v="))){
        // We have a valid link such as: http://youtu.be/xxxx or
        // http://youtube.com/watch?v=xxxx
        getYoutubeDownloadUrl(youtubeLink);
      }else{
        Toast.makeText(this, R.string.error_no_yt_link, Toast.LENGTH_LONG).show();
        finish();
      }
    }else{
      finish();
    }
  }
  
  private void getYoutubeDownloadUrl(String youtubeLink) {
    YouTubeUriExtractor ytEx=new YouTubeUriExtractor(this) {

      @Override
      public void onUrisAvailable(String videoId, String videoTitle, SparseArray<YtFile> ytFiles) {
        mainProgressBar.setVisibility(View.GONE);
        
        if(ytFiles==null){
          //Something went wrong we got no links. Please always check this.
          finish();
          return;
        }
        //Iterate over itags
        for(int i=0, itag=0; i < ytFiles.size(); i++){
          itag=ytFiles.keyAt(i);
          //ytFile represents one file with its uri and meta data
          YtFile ytFile=ytFiles.get(itag);
          
          //Ignore the google proprietary webm format
          if(!ytFile.getMeta().getExt().equalsIgnoreCase("webm")){
            //Just add videos in a decent format => height -1 = audio
            if(ytFile.getMeta().getHeight()>0 && ytFile.getMeta().getHeight()<360){
              continue;
            }
            addButtonToMainLayout(videoTitle, ytFile);
          }    
        }
      }
    };
    //Lets execute the request
    ytEx.execute(youtubeLink);
    
  }
  
  private void addButtonToMainLayout(final String videoTitle, final YtFile ytfile){
    //Lets display some buttons to let the user choose the format he wants to download
    Button btn=new Button(activityContext);
    btn.setText(ytfile.getMeta().getInfo());
    btn.setOnClickListener(new OnClickListener() {

      @Override
      public void onClick(View v) {
        String filename;
        if (videoTitle.length() > 55){
          filename=videoTitle.substring(0, 55) + "." + ytfile.getMeta().getExt();
        }else{
          filename=videoTitle + "." + ytfile.getMeta().getExt();
        }
        filename=filename.replaceAll("\\\\|>|<|\"|\\||\\*|\\?|%|:", "");
        downloadFromUrl(ytfile.getUrl(), videoTitle, filename);
        finish();
      }
    });
    mainLayout.addView(btn);
  }
  
  private void downloadFromUrl(String youtubeDlUrl,String downloadTitle, String fileName) {
    Uri uri=Uri.parse(youtubeDlUrl);
    DownloadManager.Request request = new DownloadManager.Request(uri);
    request.setTitle(downloadTitle);
    // in order for this if to run, you must use the android 3.2 to compile your app
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
        request.allowScanningByMediaScanner();
        request.setNotificationVisibility(DownloadManager.Request.VISIBILITY_VISIBLE_NOTIFY_COMPLETED);
    }
    request.setDestinationInExternalPublicDir(Environment.DIRECTORY_DOWNLOADS, fileName);

    // get download service and enqueue file
    DownloadManager manager = (DownloadManager) getSystemService(Context.DOWNLOAD_SERVICE);
    manager.enqueue(request);
  }

}

Java Source Code List

• Back to Development/youtube  ↑