fbBolt.java

/*
    The MIT License (MIT)

    Copyright (c) 2016 sinfonier-project

    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal
    in the Software without restriction, including without limitation the rights
    to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
    copies of the Software, and to permit persons to whom the Software is
    furnished to do so, subject to the following conditions:

    The above copyright notice and this permission notice shall be included in
    all copies or substantial portions of the Software.

    THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
    IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
    FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
    AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
    LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
    OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
    THE SOFTWARE.
*/

package com.sinfonier.bolts;

import facebook4j.Facebook;
import facebook4j.FacebookException;
import facebook4j.FacebookFactory;
import facebook4j.IdNameEntity;
import facebook4j.Reading;
import facebook4j.User;
import facebook4j.auth.AccessToken;

public class FacebookBolt extends BaseSinfonierBolt {

    // Class variables
	private String APPID;
	private String APPSECRET;
	private String ACCESSTOKEN;
	
    // Must implement constructor. Do not touch
    public FacebookBolt(String path) {
        super(path);
    }

    @Override
    public void userprepare() {
        // Initialize your DB Connections or non-serializable classes.
        // This method will be executed once.
    	this.APPID = this.getParam("appid");
    	this.APPSECRET = this.getParam("appsecret");
    	this.ACCESSTOKEN = this.getParam("accesstoken");
    }

    @Override
    public void userexecute() {

        // TO-DO: Write code here. This method will be called every ingoing tuple

    	Facebook facebook = new FacebookFactory().getInstance();
    	facebook.setOAuthAppId(this.APPID, this.APPSECRET);
    	
    	facebook.setOAuthAccessToken(
    			new AccessToken(this.ACCESSTOKEN, null));
    	
    	
        User user;
    	try {
			//user = facebook.getMe();
			
			Reading reading = new Reading().fields("interested_in, location, friendlists, friends, relationship_status, education, birthday, email, name, first_name, last_name, likes");
			user = facebook.getMe(reading);
					
			String nombre = user.getName();
			if(!nombre.equals("null"))
				this.addField("nombre", nombre);
			else
				this.addField("nombre", 0);
			String email=user.getEmail();
			if(!email.equals("null"))
				this.addField("email", email);
			else
				this.addField("email", 0);

			for(int i = 0; i < user.getEducation().size(); i++){

				IdNameEntity grado = user.getEducation().get(i).getDegree();
				if(grado == null)
					this.addField("educacion"+i,0);
				else
					this.addField("educacion"+i, grado);

			}
			String localidad = user.getLocation().getName();
			if(!localidad.equals("null"))
				this.addField("localidad", localidad);
			else
				this.addField("localidad", 0);

    	}catch (FacebookException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		this.emit();  // Call emit() always at the end of this method.
    }


}