/*
 * SweetHome3DBootstrap.java 2 sept. 07
 *
 * Sweet Home 3D, Copyright (c) 2007 Emmanuel PUYBARET / eTeks <info@eteks.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
package com.eteks.sweethome3d;

import java.io.File;
import java.lang.reflect.Array;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.net.MalformedURLException;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.Locale;

import javax.swing.JOptionPane;

import com.eteks.sweethome3d.tools.ExtensionsClassLoader;

/**
 * This bootstrap class loads Sweet Home 3D application classes from jars in classpath 
 * or from extension jars stored as resources.
 * @author Emmanuel Puybaret
 */
public class SweetHome3DBootstrap {
  public static void main(String [] args) throws MalformedURLException, IllegalAccessException, 
        InvocationTargetException, NoSuchMethodException, ClassNotFoundException {
    Class sweetHome3DBootstrapClass = SweetHome3DBootstrap.class;
    List<String> extensionJarsAndDlls = new ArrayList<String>(Arrays.asList(new String [] {
        "iText-2.1.7.jar", // Jars included in Sweet Home 3D executable jar file 
        "freehep-vectorgraphics-svg-2.1.1b.jar",
        "Loader3DS1_2u.jar",
        "sunflow-0.07.3h.jar",
        "jmf.jar",
        "batik-svgpathparser-1.7.jar",
        "jnlp.jar"}));
    
    String operatingSystemName = System.getProperty("os.name");
    String javaVersion = System.getProperty("java.version");
    String java7Prefix = "1.7.0_";
    if (operatingSystemName.startsWith("Mac OS X")
        && javaVersion.startsWith("1.6")
        && System.getProperty("com.eteks.sweethome3d.deploymentInformation", "").startsWith("Java Web Start")) {
      // Refuse to let Sweet Home 3D run under Mac OS X with Java Web Start 6
      String message = Locale.getDefault().getLanguage().equals(Locale.FRENCH.getLanguage())
          ? "Sweet Home 3D ne peut pas fonctionner avec Java\n"
            + "Web Start 6 sous Mac OS X de façon fiable.\n" 
            + "Merci de télécharger le programme d'installation depuis\n" 
            + "http://www.sweethome3d.com/fr/download.jsp"
          : "Sweet Home 3D can't reliably run with Java Web Start 6\n" 
            + "under Mac OS X.\n" 
            + "Please download the installer version from\n" 
            + "http://www.sweethome3d.com/download.jsp";
      JOptionPane.showMessageDialog(null, message);
      System.exit(1);
    } else if (!operatingSystemName.startsWith("Mac OS X")
               || javaVersion.startsWith("1.5")
               || javaVersion.startsWith("1.6")) {
      extensionJarsAndDlls.addAll(Arrays.asList(new String [] {
          "j3dcore.jar", // Main Java 3D jars
          "vecmath.jar",
          "j3dutils.jar",
          "macosx/gluegen-rt.jar", // Mac OS X jars and DLLs for Java 5 or 6
          "macosx/jogl.jar",
          "macosx/libgluegen-rt.jnilib",
          "macosx/libjogl.jnilib",
          "macosx/libjogl_awt.jnilib",
          "macosx/libjogl_cg.jnilib"}));
    } else if (javaVersion.startsWith(java7Prefix)
               && javaVersion.length() >= java7Prefix.length() + 1
               && Character.isDigit(javaVersion.charAt(java7Prefix.length()))
               && (javaVersion.length() >= java7Prefix.length() + 2 // Test version on 2 digits
                      && Character.isDigit(javaVersion.charAt(java7Prefix.length() + 1))
                      && Integer.parseInt(javaVersion.substring(java7Prefix.length(), java7Prefix.length() + 2)) < 40
                   || javaVersion.length() == java7Prefix.length() + 1 // Test whether version is on 1 digit (i.e. < 40)
                   || !Character.isDigit(javaVersion.charAt(java7Prefix.length() + 1)))) {
      // Refuse to let Sweet Home 3D run under Mac OS X with Java 7 before version 7u40 
      String message = Locale.getDefault().getLanguage().equals(Locale.FRENCH.getLanguage())
          ? "Sous Mac OS X, Sweet Home 3D ne peut fonctionner avec Java 7\n" 
            + "qu'à partir de la version Java 7u40. Merci de mettre à jour\n" 
            + "votre version de Java ou de lancer Sweet Home 3D sous Java 6."
      	  : "Under Mac OS X, Sweet Home 3D can run with Java 7 only\n" 
      	    + "from version Java 7u40. Please, update you Java version\n" 
            + "or run Sweet Home 3D under Java 6.";
      JOptionPane.showMessageDialog(null, message);
      System.exit(1);
    } else { // Java >= 1.7.0_40    
      extensionJarsAndDlls.addAll(Arrays.asList(new String [] {
          "macosx/java3d-1.6/j3dcore.jar", // Mac OS X Java 3D 1.6 jars and DLLs
          "macosx/java3d-1.6/vecmath.jar",
          "macosx/java3d-1.6/j3dutils.jar",
          "macosx/java3d-1.6/gluegen.jar", 
          "macosx/java3d-1.6/jogl-java3d.jar",
          "macosx/java3d-1.6/libgluegen-rt.jnilib",
          "macosx/java3d-1.6/libjogl_desktop.jnilib",
          "macosx/java3d-1.6/libnativewindow_awt.jnilib",
          "macosx/java3d-1.6/libnativewindow_macosx.jnilib"}));
      // Disable JOGL library loader
      System.setProperty("jogamp.gluegen.UseTempJarCache", "false");
    }
    if ("64".equals(System.getProperty("sun.arch.data.model"))) {
      extensionJarsAndDlls.add("linux/x64/libj3dcore-ogl.so"); // Linux 64 bits DLLs
      extensionJarsAndDlls.add("windows/x64/j3dcore-ogl.dll"); // Windows 64 bits DLLs
    } else {
      extensionJarsAndDlls.addAll(Arrays.asList(new String [] {
          "linux/i386/libj3dcore-ogl.so", // Linux 32 bits DLLs
          "linux/i386/libj3dcore-ogl-cg.so", // Windows 32 bits DLLs
          "windows/i386/j3dcore-d3d.dll",
          "windows/i386/j3dcore-ogl.dll",
          "windows/i386/j3dcore-ogl-cg.dll",
          "windows/i386/j3dcore-ogl-chk.dll"}));
    }
    
    String [] applicationPackages = {
        "com.eteks.sweethome3d",
        "javax.media",
        "javax.vecmath",
        "com.sun.j3d",
        "com.sun.opengl",
        "com.sun.gluegen.runtime",
        "com.jogamp",
        "jogamp",
        "javax.media.opengl",
        "javax.media.nativewindow",
        "com.sun.media",
        "com.ibm.media",
        "jmpapps.util",
        "com.microcrowd.loader.java3d",
        "org.sunflow",
        "org.apache.batik"};
    String applicationClassName = "com.eteks.sweethome3d.SweetHome3D";
    ClassLoader java3DClassLoader = operatingSystemName.startsWith("Windows")
        ? new ExtensionsClassLoader(
            sweetHome3DBootstrapClass.getClassLoader(), 
            sweetHome3DBootstrapClass.getProtectionDomain(),
            extensionJarsAndDlls.toArray(new String [extensionJarsAndDlls.size()]), null, applicationPackages,
            // Use cache under Windows because temporary files tagged as deleteOnExit can't 
            // be deleted if they are still opened when program exits 
            new File(System.getProperty("java.io.tmpdir")), applicationClassName + "-cache-")  
        : new ExtensionsClassLoader(
              sweetHome3DBootstrapClass.getClassLoader(), 
              sweetHome3DBootstrapClass.getProtectionDomain(),
              extensionJarsAndDlls.toArray(new String [extensionJarsAndDlls.size()]), applicationPackages);      
    Class applicationClass = java3DClassLoader.loadClass(applicationClassName);
    Method applicationClassMain = 
      applicationClass.getMethod("main", Array.newInstance(String.class, 0).getClass());
    // Call application class main method with reflection
    applicationClassMain.invoke(null, new Object [] {args});
  }
}