Save bookmarks from delicious to Diigo.com using the Diigo API.

Delicious2Diigo.java

/**
 * Delicious2Diigo
 *
 * Author:
 *    Pierre Lindenbaum
 *    http://plindenbaum.blogspot.com
 *
 * Motivation:
 *    save bookmarks from delicious to diigo using the Diigo API.
 *  
 * 
 * Usage:
 *    javac Delicious2Diigo
 *
 *    curl -s "https://deliciouslogin:deliciouspassword@api.del.icio.us/v1/posts/all" |\
 *             java Delicious2Diigo | tac |\
 *             sed -e 's/__LOGIN__/mydiigologin/' -e 's/__PASSWORD__/mydiigopassword/' > file.sh
 *    sh file.sh
 *  
 */

import java.io.FileInputStream;
import java.io.InputStream;
import java.net.URLEncoder;

import javax.xml.namespace.QName;
import javax.xml.stream.XMLEventReader;
import javax.xml.stream.XMLInputFactory;
import javax.xml.stream.events.Attribute;
import javax.xml.stream.events.XMLEvent;

public class Delicious2Diigo
	{
	private void run(InputStream in) throws Exception
		{
		XMLInputFactory xmlInputFactory = XMLInputFactory.newInstance();
		xmlInputFactory.setProperty(XMLInputFactory.IS_NAMESPACE_AWARE, Boolean.FALSE);
		xmlInputFactory.setProperty(XMLInputFactory.IS_COALESCING, Boolean.TRUE);
		xmlInputFactory.setProperty(XMLInputFactory.IS_REPLACING_ENTITY_REFERENCES, Boolean.TRUE);
		XMLEventReader reader= xmlInputFactory.createXMLEventReader(in);	
		while(reader.hasNext())
			{
			XMLEvent evt=reader.nextEvent();
			if(!evt.isStartElement()) continue;
			if(!evt.asStartElement().getName().getLocalPart().equals("post")) continue;
			
			Attribute hrefAtt=evt.asStartElement().getAttributeByName(new QName("href"));
			Attribute tagAtt=evt.asStartElement().getAttributeByName(new QName("tag"));
			Attribute descriptionAtt=evt.asStartElement().getAttributeByName(new QName("description"));
			Attribute extendedAtt=evt.asStartElement().getAttributeByName(new QName("extended"));
			Attribute sharedAtt=evt.asStartElement().getAttributeByName(new QName("shared"));
			
			if(descriptionAtt==null) descriptionAtt=hrefAtt;
			if(extendedAtt==null ) extendedAtt=descriptionAtt;
			
			
			StringBuilder url=new StringBuilder();
			
			url.append("url=");
			url.append(URLEncoder.encode(hrefAtt.getValue(), "UTF-8"));
			
			url.append("&title=");
			if(descriptionAtt!=null)
				{
				url.append(URLEncoder.encode(descriptionAtt.getValue(), "UTF-8"));
				}
			else
				{
				url.append(URLEncoder.encode(hrefAtt.getValue(), "UTF-8"));
				}
			
			if(sharedAtt!=null && sharedAtt.getValue().equals("no"))
				{
				url.append("&shared=no");
				}
			else
				{
				url.append("&shared=yes");
				}
			
			url.append("&desc=");
			if(extendedAtt!=null)
				{
				url.append(URLEncoder.encode(extendedAtt.getValue(), "UTF-8"));
				}
			else if(descriptionAtt!=null)
				{
				url.append(URLEncoder.encode(descriptionAtt.getValue(), "UTF-8"));
				}
			
			url.append("&tags=");
			if(tagAtt!=null)
				{
				url.append(URLEncoder.encode(tagAtt.getValue(), "UTF-8"));
				}
			System.out.print("sleep 10; ");
			System.out.println("curl -d \""+ url+"\" -u \"__LOGIN__:__PASSWORD__\" \"https://secure.diigo.com/api/v2/bookmarks\" ; echo ;");
			
			}
		reader.close();
		}
	
	public static void main(String[] args)
		{
		try
			{
			Delicious2Diigo app=new Delicious2Diigo();
            
			int optind=0;
			
			if(optind==args.length)
                    {
                    app.run(System.in);
                    }
            else
                    {
                    while(optind< args.length)
                            {
                            java.io.FileInputStream r= new FileInputStream(args[optind++]);
                            app.run(r);
                            r.close();
                            }
                    }
			}
		catch (Exception e)
			{
			e.printStackTrace();
			}
		}
	}