LinkedinGetJobOfferInfo.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 java.util.List;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;

import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;

import java.util.ArrayList;
import java.util.TreeMap;
import java.util.HashMap;
import java.util.Map;
import java.net.URL;
import java.net.URLEncoder;


import org.codehaus.jackson.map.ObjectMapper;
import org.codehaus.jackson.type.TypeReference;
import org.jsoup.select.Elements;
import org.jsoup.nodes.Document;
import org.jsoup.Jsoup;
import org.jsoup.nodes.Element;
import org.apache.commons.io.FileUtils;
import org.apache.commons.lang.StringUtils;



public class LinkedinGetJobOfferInfo extends BaseSinfonierBolt {

    // Class variables
	private String link;
	private String companyNamee;

    // Must implement constructor. Do not touch
    public LinkedinGetJobOfferInfo(String xmlFile) {
    	super(xmlFile);
    }
    

    @Override
    public void userprepare() {
    	this.link = this.getParam("url");
    }

	@Override
	public void userexecute() {
  	try{
		URL url = new URL((String) this.getField(this.link));
		InputStream is = url.openStream();
		int ptr = 0;
		StringBuilder builder = new StringBuilder();
		while ((ptr = is.read()) != -1) {
    			builder.append((char) ptr);
		}
		
	  	try{
	  		
			String html = builder.toString();
			Document document = Jsoup.parse(html);
			Element interestingParts = document.getElementById("decoratedJobPostingModule");
			String str = interestingParts.toString();

			Element interestingParts2 = document.getElementById("topCardV2Module");
			String str2 = interestingParts2.toString();
			
			
			String company = StringUtils.substringBetween(str, "\"companyName\":\"", "\"");
			//System.out.println("Company:" + company);
			this.addField("company",company);
			
			String description = StringUtils.substringBetween(str, "\"rawText\":\"", "\"");
			//System.out.println("Description:" + description); 
			this.addField("description",description);

			
			String location = StringUtils.substringBetween(str, "\"formattedLocation\":\"", "\"");
			//System.out.println("Location:" + location);
			this.addField("location",location);
			
			String companylink = StringUtils.substringBetween(str2, "\"companyPageNameLink\":\"", "\"");
			//System.out.println("Company Link:" + companylink);
			this.addField("companylink",companylink);
			
			this.emit();

			
	  		} catch (Exception e) {
	  	    		this.addField("Error finding the information",e.toString());
	  		}

  	}
  	catch (Exception e) {
  		this.addField("Url dont exits",e.toString());
	}
  		

  		
  		// Por si acaso, que emita (puede que no haya links)
		this.emit();
  	}
    	public void usercleanup() {
  	}
}