/*
 * ConverRssToJavaScript.java
 *
 * Created on May 9, 2007, 3:02 PM
 *
 * To change this template, choose Tools | Template Manager
 * and open the template in the editor.
 */

package com.sun.smugmug;

import com.sun.syndication.feed.synd.SyndEnclosure;
import com.sun.syndication.feed.synd.SyndEntry;
import com.sun.syndication.feed.synd.SyndFeed;
import com.sun.syndication.io.SyndFeedInput;
import com.sun.syndication.io.XmlReader;
import java.io.PrintWriter;
import java.net.URL;
import java.util.Iterator;
import java.util.List;
import org.jdom.Element;

/**
 *
 * @author Owner
 */
public class ConvertRssToJavaJSON {
    
    static final String PBB_US_FEED="http://pmonday.smugmug.com/hack/feed.mg?Type=gallery&Data=2575943&format=rss200";
    static final String PBB_OVERSEAS_FEED="http://pmonday.smugmug.com/hack/feed.mg?Type=gallery&Data=2825694&format=rss200";
    static final String PBB_US_OUTFILE = "uspictures.js";
    static final String PBB_OVERSEAS_OUTFILE = "eupictures.js";
    
    SyndFeed feed = null;
    boolean ok=false;
    
    /** Creates a new instance of ConverRssToJavaScript */
    public ConvertRssToJavaJSON(String urlToRss) {
        
        try {
            URL feedUrl = new URL(urlToRss);
            
            SyndFeedInput input = new SyndFeedInput();
            feed = input.build(new XmlReader(feedUrl));
            
            ok = true;
        } catch (Exception ex) {
            ex.printStackTrace();
            System.out.println("ERROR: "+ex.getMessage());
        }
        
    }
    
    public String convert() {
        if(!ok) {
            return null;
        }
        StringBuffer jsonBuffer = new StringBuffer();
        jsonBuffer.append("[");
        List entries = feed.getEntries();
        Iterator entryIterator = entries.iterator();
        boolean first=true;
        while(entryIterator.hasNext()) {
            String title = null;
            String link = null;
            String latitude = null;
            String longitude = null;
            String thumbnail = null;
            
            SyndEntry entry = (SyndEntry)entryIterator.next();
            title = entry.getTitle();
            link = entry.getLink();
            List fmc = (List)entry.getForeignMarkup();
            Iterator fmi = fmc.iterator();
            
            List enclosures = entry.getEnclosures();
            Iterator enclosuresIterator = enclosures.iterator();
            while(enclosuresIterator.hasNext()) {
                SyndEnclosure encEntry = (SyndEnclosure)enclosuresIterator.next();
                String encValue = encEntry.getUrl();
                if(encValue.endsWith("Th.jpg")) {
                    thumbnail = encValue;
                }
                
                if(thumbnail!=null) break;
            }
            
            while(fmi.hasNext()) {
                Element fmcEntry = (Element)fmi.next();
                String name = fmcEntry.getName();
                if("long".equals(name)) {
                    longitude = fmcEntry.getText();
                } else if("lat".equals(name)) {
                    latitude = fmcEntry.getText();
                }
                
                if(latitude!=null && longitude!=null) break;
            }
            
            if(title!=null && link!=null && latitude!=null && longitude!=null && thumbnail!=null) {
                if(!first) {
                    jsonBuffer.append(",");
                } else {
                    first = false;
                }
                jsonBuffer.append("{\"title\":\"");
                jsonBuffer.append(title);
                jsonBuffer.append("\",");
                jsonBuffer.append("\"link\":\"");
                jsonBuffer.append(link);
                jsonBuffer.append("\",");
                jsonBuffer.append("\"latitude\":\"");
                jsonBuffer.append(latitude);
                jsonBuffer.append("\",");
                jsonBuffer.append("\"longitude\":\"");
                jsonBuffer.append(longitude);
                jsonBuffer.append("\",");
                jsonBuffer.append("\"thumbnail\":\"");
                jsonBuffer.append(thumbnail);
                jsonBuffer.append("\"}");
            } else {
                System.out.println("Node incomplete");
            }
            
        }
        
        jsonBuffer.append("]");
        
        System.out.println(jsonBuffer.toString());
        return jsonBuffer.toString();
    }
    
    public static final void main(String args[]) {
        
        ConvertRssToJavaJSON converter = new ConvertRssToJavaJSON(PBB_US_FEED);
        String jsonObject = converter.convert();
        String javaScript = "uspictures = eval( \'(\' + \'" +jsonObject+"\' + \')\' );";
        try {
            PrintWriter pw = new PrintWriter(PBB_US_OUTFILE);
            pw.println(javaScript);
            pw.flush();
            pw.close();
        } catch (Exception e) {
            e.printStackTrace();
        }
        
        converter = new ConvertRssToJavaJSON(PBB_OVERSEAS_FEED);
        jsonObject = converter.convert();
        javaScript = "eupictures = eval( \'(\' + \'" +jsonObject+"\'+ \')\' );";

        try {
            PrintWriter pw = new PrintWriter(PBB_OVERSEAS_OUTFILE);
            pw.println(javaScript);
            pw.flush();
            pw.close();
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}