/**********************************************************************
Copyright (c) 2000, 2002 IBM Corp. and others.
All rights reserved. This program and the accompanying materials
are made available under the terms of the Common Public License v1.0
which accompanies this distribution, and is available at
http://www.eclipse.org/legal/cpl-v10.html

    Klaus Hartlage - www.eclipseproject.de
**********************************************************************/
package net.sourceforge.phpeclipse.actions;

import java.io.IOException;
import java.util.HashMap;
import java.util.Iterator;

import net.sourceforge.phpdt.internal.compiler.parser.Scanner;
import net.sourceforge.phpeclipse.PHPeclipsePlugin;
import net.sourceforge.phpeclipse.mover.DefaultFilter;
import net.sourceforge.phpeclipse.mover.DirectoryWalker;
import net.sourceforge.phpeclipse.mover.IFilter;
import net.sourceforge.phpeclipse.mover.IMover;
import net.sourceforge.phpeclipse.mover.obfuscator.PHPAnalyzer;
import net.sourceforge.phpeclipse.mover.obfuscator.PHPIdentifier;
import net.sourceforge.phpeclipse.mover.obfuscator.PHPObfuscatorMover;
import net.sourceforge.phpeclipse.preferences.IObfuscatorPreferences;
import net.sourceforge.phpeclipse.views.PHPConsole;

import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IFolder;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.preference.IPreferenceStore;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.ISelectionProvider;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.ui.IObjectActionDelegate;
import org.eclipse.ui.IWorkbenchPart;

public class PHPObfuscatorAction implements IObjectActionDelegate {
  private static String[] PREDEFINED_PHP_VARIABLES =
  {
    "$this",
    "$AUTH_TYPE",
    "$CONTENT_LENGTH",
    "$CONTENT_TYPE",
    "$GATEWAY_INTERFACE",
    "$GLOBALS",
    "$HTTP_ACCEPT",
    "$HTTP_COOKIE",
    "$HTTP_COOKIE_VARS",
    "$HTTP_POST_VARS",
    "$HTTP_REFERER",
    "$HTTP_USER_AGENT",
    "$PATH_INFO",
    "$PATH_TRANSLATED",
    "$PHP_AUTH_PW",
    "$PHP_AUTH_USER",
    "$PHP_ERRORMSG",
    "$PHP_SELF",
    "$QUERY_STRING",
    "$REMOTE_ADDR",
    "$REMOTE_HOST",
    "$REMOTE_IDENT",
    "$REMOTE_USER",
    "$REQUEST_METHOD",
    "$SCRIPT_NAME",
    "$SERVER_NAME",
    "$SERVER_PORT",
    "$SERVER_PROTOCOL",
    "$SERVER_SOFTWARE"
  };
  private IWorkbenchPart workbenchPart;
  /**
   * Constructor for Action1.
   */
  public PHPObfuscatorAction() {
    super();
  }

  /**
   * @see IObjectActionDelegate#setActivePart(IAction, IWorkbenchPart)
   */
  public void setActivePart(IAction action, IWorkbenchPart targetPart) {
    workbenchPart = targetPart;
  }

  public void run(IAction action) {
    ISelectionProvider selectionProvider = null;
    selectionProvider = workbenchPart.getSite().getSelectionProvider();

    StructuredSelection selection = null;
    selection = (StructuredSelection) selectionProvider.getSelection();
    PHPConsole console = PHPConsole.getInstance();

    IPreferenceStore store = PHPeclipsePlugin.getDefault().getPreferenceStore();

    Shell shell = null;
    Iterator iterator = null;
    iterator = selection.iterator();
    while (iterator.hasNext()) {
      //  obj => selected object in the view
      Object obj = iterator.next();

      // is it a resource
      if (obj instanceof IResource) {
        IResource resource = (IResource) obj;
        IProject proj = resource.getProject();
        String sourcePath;
      //  String publishPath = "c:\\temp";
        String publishPath;
        try {
          publishPath = proj.getPersistentProperty(IObfuscatorPreferences.PUBLISH_PROPERTY_NAME);
        } catch (CoreException e) {
          return;
        }
        HashMap identifierMap = new HashMap(8096);
        for (int i=0;i<PREDEFINED_PHP_VARIABLES.length;i++) {
          identifierMap.put(PREDEFINED_PHP_VARIABLES[i], new PHPIdentifier(PREDEFINED_PHP_VARIABLES[i],PHPIdentifier.VARIABLE) );
        }
        DefaultFilter[] filter = {
          IFilter.PHP_FILTER,
          IFilter.DEFAULT_FILTER,
        };
        IMover[] mover =
          {
            new PHPAnalyzer(PHPConsole.getInstance(), new Scanner(false, false), identifierMap),
            new PHPObfuscatorMover(PHPConsole.getInstance(), new Scanner(true, true), identifierMap)};
        DirectoryWalker walker = new DirectoryWalker(mover, filter);
        switch (resource.getType()) {
          case IResource.PROJECT :
            IProject project = (IProject) resource;
            sourcePath = project.getLocation().toOSString();
            try {
              walker.walk(sourcePath, publishPath);
            } catch (IOException e) {
            }
            break;
          case IResource.FOLDER :
            IFolder folder = (IFolder) resource;
            sourcePath = folder.getLocation().toOSString();
            try {
              walker.walk(sourcePath, publishPath);
            } catch (IOException e) {
            }
            break;
          case IResource.FILE :
            // single file:
            IFile file = (IFile) resource;
            sourcePath = file.getLocation().toOSString();
            try {
              walker.walk(sourcePath, publishPath);
            } catch (IOException e) {
            }
            break;
        }
      }
    }
  }
  /**
     * @see IActionDelegate#selectionChanged(IAction, ISelection)
     */
  public void selectionChanged(IAction action, ISelection selection) {
  }

}