NotificationShareService.java

package com.cusnews.gcm;

import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.support.v4.app.ActivityCompat;
import android.view.Window;

import com.cusnews.R;
import com.cusnews.ds.Entry;
import com.cusnews.utils.Prefs;
import com.facebook.FacebookException;
import com.facebook.widget.WebDialog;
import com.facebook.widget.WebDialog.OnCompleteListener;
import com.tinyurl4j.Api;
import com.tinyurl4j.data.Response;

import retrofit.Callback;
import retrofit.RetrofitError;

public class NotificationShareService extends Activity {
	public static final String EXTRAS_TYPE         = NotificationShareService.class.getName() + ".EXTRAS.type";
	public static final String EXTRAS_ID           = NotificationShareService.class.getName() + ".EXTRAS.id";
	public static final int    TYPE_NORMAL         = 0;
	public static final int    TYPE_FACEBOOK       = 1;
	public static final String EXTRAS_SHARED_ENTRY = NotificationShareService.class.getName() + ".EXTRAS.entry";
	/**
	 * A tinyurl to the {@link Entry}.
	 */
	private String mSharedEntryUrl;

	@Override
	protected void onCreate( Bundle _savedInstanceState ) {
		requestWindowFeature( Window.FEATURE_NO_TITLE );
		super.onCreate( _savedInstanceState );
		setContentView( R.layout.service_notification_share );

		onHandleIntent( getIntent() );
	}

	private void onHandleIntent( final Intent intent ) {
		final Entry entry = (Entry) intent.getSerializableExtra( EXTRAS_SHARED_ENTRY );
		Api.getTinyUrl( entry.getUrl(), new Callback<Response>() {
			@Override
			public void success( Response response, retrofit.client.Response response2 ) {
				mSharedEntryUrl = response.getResult();
				share( intent );
			}

			@Override
			public void failure( RetrofitError error ) {
				mSharedEntryUrl = entry.getUrl();
				share( intent );
			}
		} );
	}

	private void share( Intent intent ) {
		Entry entry = (Entry) intent.getSerializableExtra( EXTRAS_SHARED_ENTRY );

		switch( intent.getIntExtra( EXTRAS_TYPE, TYPE_NORMAL ) ) {
			case TYPE_FACEBOOK:
				Bundle postParams = new Bundle();
				final WebDialog fbDlg = new WebDialog.FeedDialogBuilder(
						NotificationShareService.this, getString( R.string.applicationId ), postParams ).setCaption( entry.getTitle() )
						.setDescription( entry.getKwic() ).setLink( mSharedEntryUrl ).build();
				fbDlg.setOnCompleteListener( new OnCompleteListener() {
					@Override
					public void onComplete( Bundle bundle, FacebookException e ) {
						fbDlg.dismiss();
						ActivityCompat.finishAfterTransition( NotificationShareService.this );
					}
				} );
				fbDlg.show();
				break;
			default:
				String subject = getString( R.string.lbl_share_entry_title, getString( R.string.application_name ), entry.getTitle() );
				String text = getString( R.string.lbl_share_entry_content, entry.getKwic(), mSharedEntryUrl,
										 Prefs.getInstance().getAppDownloadInfo()
				);
				Intent i = com.chopping.utils.Utils.getShareInformation( subject, text );
				i.addFlags( Intent.FLAG_ACTIVITY_NEW_TASK|Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT );
				startActivity( i );
				ActivityCompat.finishAfterTransition( NotificationShareService.this );
				break;
		}
	}


}