FuelDownloads.java

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 * "License"). You may not use this file except in compliance with the
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package org.netbeans.modules.php.fuel.util;

import java.io.IOException;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLConnection;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.jsoup.Jsoup;
import org.jsoup.nodes.Document;
import org.jsoup.nodes.Element;
import org.jsoup.select.Elements;

/**
 *
 * @author junichi11
 */
public class FuelDownloads {

    private static final Logger LOGGER = Logger.getLogger(FuelDownloads.class.getName());
    private static final String DL_URL = "http://fuelphp.com/downloads"; // NOI18N
    private static final String DL_URL_PREFIX = "http://fuelphp.com/files/download/"; // NOI18N
    private Map<String, String> DOWNLOADS_MAP;
    private List<String> DOWNLOAD_VERSIONS;

    public FuelDownloads() {
        initDownloads();
    }

    public Map<String, String> getDownloadsMap() {
        return DOWNLOADS_MAP;
    }

    public String[] getDownloadVersions() {
        return DOWNLOAD_VERSIONS.toArray(new String[0]);
    }

    private void initDownloads() {
        DOWNLOADS_MAP = new HashMap<>();
        DOWNLOAD_VERSIONS = new ArrayList<>();
        try {
            Document doc = Jsoup.connect(DL_URL).get();
            Elements downloads = doc.select("#downloads tr"); // NOI18N
            for (Element tr : downloads) {
                String version = tr.child(0).text();
                Elements urls = tr.select("a"); // NOI18N
                String url = ""; // NOI18N
                for (Element a : urls) {
                    url = a.attr("href"); // NOI18N
                    break;
                }
                if (!url.isEmpty() && url.startsWith(DL_URL_PREFIX)) {
                    DOWNLOAD_VERSIONS.add(version);
                    DOWNLOADS_MAP.put(version, url);
                }

            }
        } catch (IOException ex) {
            LOGGER.log(Level.WARNING, "Can't connect to " + DL_URL, ex); // NOI18N
        }
    }

    public static boolean isInternetReachable() {
        try {
            URL url = new URL(DL_URL);
            URLConnection openConnection = url.openConnection();
            openConnection.connect();
        } catch (MalformedURLException ex) {
            return false;
        } catch (IOException ex) {
            return false;
        }
        return true;
    }
}