Package org.zkoss.gmapstest.test2

Source Code of org.zkoss.gmapstest.test2.MainLayout

/* MainLayout.java

{{IS_NOTE
  Purpose:
   
  Description:
   
  History:
    2007/12/11 2007, Created by Ian Tsai
}}IS_NOTE

Copyright (C) 2007 Potix Corporation. All Rights Reserved.

{{IS_RIGHT
  This program is distributed under GPL Version 3.0 in the hope that
  it will be useful, but WITHOUT ANY WARRANTY.
}}IS_RIGHT
*/
package org.zkoss.gmapstest.test2;

import java.io.ByteArrayInputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FilenameFilter;
import java.io.IOException;
import java.io.InputStream;
import java.text.SimpleDateFormat;
import java.util.Arrays;
import java.util.Date;
import java.util.Iterator;
import java.util.LinkedHashMap;
import java.util.LinkedList;
import java.util.Map;
import java.util.Properties;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

import javax.servlet.ServletContext;

import org.zkoss.io.Files;
import org.zkoss.util.logging.Log;
import org.zkoss.web.fn.ServletFns;
import org.zkoss.zk.ui.Component;
import org.zkoss.zk.ui.SuspendNotAllowedException;
import org.zkoss.zk.ui.WrongValueException;
import org.zkoss.zk.ui.event.Event;
import org.zkoss.zk.ui.event.EventListener;
import org.zkoss.zk.ui.event.Events;
import org.zkoss.zk.ui.util.Clients;
import org.zkoss.zul.Borderlayout;
import org.zkoss.zul.Button;
import org.zkoss.zul.Checkbox;
import org.zkoss.zul.Iframe;
import org.zkoss.zul.Label;
import org.zkoss.zul.ListModelList;
import org.zkoss.zul.Listbox;
import org.zkoss.zul.Listcell;
import org.zkoss.zul.Listitem;
import org.zkoss.zul.ListitemRenderer;
import org.zkoss.zul.Textbox;
import org.zkoss.zul.Window;

/**
* @author Ian Tsai
* @author jumperchen
*/
public class MainLayout extends Borderlayout {
  private static final Log log = Log.lookup(MainLayout.class);

  ListModelList fileModel = new ListModelList();
  Map relatedFileModel = new LinkedHashMap();

  final static String INDEX = "index.zul";
  final static String CONFIG = "config.properties";
  final static String TEMP_FILE = "tempXYZ.zul";
  final static String[] SKIP_LIST = new String[] { INDEX, CONFIG, TEMP_FILE};
  final static String PATH = "/test2/";
 
  private Properties prop;

  public MainLayout() {
    fileModel = new ListModelList();
  }

  Iframe iframe;
  Textbox codeView;
  Listbox lb;

  public void onCreate() {
    try {
      ServletContext context = ServletFns.getCurrentServletContext();
      prop = new Properties();
      prop.load(new FileInputStream(new File(context.getRealPath(PATH + CONFIG))));
    } catch (IOException ex) {
      log.warning("Ingored: failed to load a properties file, \nCause: "
          + ex.getMessage());
    }
    iframe = (Iframe) getFellow("ifr");
    lb = (Listbox) getFellow("w1").getFellow("lb");
    lb.setItemRenderer(new FileitemRenderer());
    lb.setModel(fileModel);
    updateModel();

    lb.addEventListener("onSelect", new EventListener() {

      public void onEvent(Event event) throws Exception {
        int index = lb.getSelectedIndex();
        String disFileStr = getFileName(index);

        if (((Checkbox) getFellow("w1").getFellow("newb")).isChecked()) {
          Clients.evalJavaScript("newWindow(\"" + disFileStr + "\")");
        }

        iframe.setSrc(PATH + disFileStr);
        if (codeView != null) {
          ServletContext context = ServletFns
              .getCurrentServletContext();
          InputStream in = context.getResourceAsStream(PATH + disFileStr);

          byte[] bytes = Files.readAll(in);
          codeView.setValue(new String(bytes));
        }
      }
    });
    getFellow("w1").getFellow("fnf").addEventListener(Events.ON_CHANGE,
        new EventListener() {

          public void onEvent(Event arg0) throws Exception {
            updateModel();
          }
        });
    getFellow("w1").getFellow("fnf").addEventListener(Events.ON_OK,
        new EventListener() {

          public void onEvent(Event arg0) throws Exception {
            //nothing to do, because it has registered onChange event.
          }
        });

    getFellow("w1").getFellow("reg").addEventListener(Events.ON_CHECK,
        new EventListener() {
          public void onEvent(Event arg0) throws Exception {
            updateModel();
          }
        });

    getFellow("w1").getFellow("fnt").addEventListener(Events.ON_CHANGE,
        new EventListener() {

          public void onEvent(Event arg0) throws Exception {
            updateModelByTag();
          }
        });
    getFellow("w1").getFellow("fnt").addEventListener(Events.ON_OK,
        new EventListener() {

          public void onEvent(Event arg0) throws Exception {
            // nothing to do, because it has registered onChange event.
          }
        });
  }

  public void reload() {
    String src = iframe.getSrc();
    iframe.setSrc(src + "?tid=" + (new Date()).getTime());

  }

  public void reloadCodeView() {
    if (codeView != null) {
      try {
        saveToTemp(codeView.getValue());
        iframe.setSrc(PATH + TEMP_FILE + "?tid=" + (new Date()).getTime());
      } catch (WrongValueException e) {
        e.printStackTrace();
      } catch (IOException e) {
        e.printStackTrace();
      }
    }
  }

  public String getFileName(int index) {
    return ((File) fileModel.get(index)).getName();
  }

  public void saveBack() throws WrongValueException, IOException {
    if (codeView == null)
      return;
    reloadCodeView();
    File file = getCurrentRealFile();
    Files.copy(file, new ByteArrayInputStream(codeView.getValue()
        .getBytes()));
  }

  private void saveToTemp(String zulContent) throws IOException {
    ServletContext context = ServletFns.getCurrentServletContext();
    File file = new File(context.getRealPath(PATH + TEMP_FILE));
    Files.copy(file, new ByteArrayInputStream(zulContent.getBytes()));
  }

  public File getCurrentRealFile() {
    int index = lb.getSelectedIndex();
    String disFileStr = PATH + ((File) fileModel.get(index)).getName();
    ServletContext context = ServletFns.getCurrentServletContext();
    return new File(context.getRealPath(disFileStr));
  }

  public void updateModel() {
    fileModel.clear();
    final String r = getDesktop().getWebApp().getRealPath("/");
    final File test2 = new File(r, PATH);
    final String pattern = ((Textbox) getFellow("w1").getFellow("fnf"))
        .getValue();
    final boolean reg = ((Checkbox) getFellow("w1").getFellow("reg")).isChecked();
    final File[] files = test2.listFiles(new MyFilenameFilter(pattern, reg));
    for (int j = 0; j < files.length; j++)
      if(prop.containsKey(files[j].getName()) || files[j].getName().equalsIgnoreCase(pattern))
        fileModel.add(files[j]);
  }
  public void exportFileName() throws SuspendNotAllowedException, InterruptedException {
    if(fileModel.isEmpty()) return;
    final StringBuffer sb = new StringBuffer();
    for(Iterator it = fileModel.iterator();it.hasNext();)
      sb.append(((File)it.next()).getName()).append("\n");
    Window w = new Window();
    w.setTitle("Export File Name - ["+ fileModel.size() +"]");
    w.setWidth("300px");
    w.setClosable(true);
    w.setPage(this.getPage());
    Textbox t = new Textbox();
    t.setWidth("98%");
    t.setMultiline(true);
    t.setRows(20);
    t.setParent(w);
    t.setValue(sb.toString());
    t.focus();
    w.doModal();
  }
  public void importFileName() throws SuspendNotAllowedException, InterruptedException {
    final Window w = new Window();
    w.setTitle("Import File Name");
    w.setWidth("300px");
    w.setClosable(true);
    w.setPage(this.getPage());
    final Textbox t = new Textbox();
    t.setWidth("98%");
    t.setMultiline(true);
    t.setRows(20);
    t.setParent(w);
    t.setConstraint("no empty");
    final Button ok = new Button("OK");
    final Button cancel = new Button("Cancel");
    ok.setParent(w);
    ok.addEventListener(Events.ON_CLICK,
        new EventListener() {
      public void onEvent(Event e) throws Exception {
        String val = t.getValue();
        String[] vals = val.trim().split("\n");
        final StringBuffer sb = new StringBuffer();
        fileModel.clear();
        final String r = getDesktop().getWebApp().getRealPath("/");
        final File test2 = new File(r, PATH);
        final File[] files = test2.listFiles(new MyFilenameFilter("", false));
        for(int j = 0; j < vals.length; j++) {
          boolean exist = false;
          for (int i = 0; i < files.length; i++) {
            if (vals[j].trim().equalsIgnoreCase(files[i].getName())) {
              fileModel.add(files[i]);
              exist = true;
              break;
            }
          }
          if (!exist) sb.append(vals[j].trim()).append("\n");
        }
        if (sb.toString().trim().length() > 0) t.setValue("Failed File Name:\n" + sb.toString());
        w.insertBefore(new Label(" \nsuccess : [" + fileModel.size() + "] failed : [" + (vals.length - fileModel.size())+ "]"),
            (Component)w.getChildren().get(0));
        ok.detach();
        cancel.detach();
      }
    });
    cancel.setParent(w);
    cancel.addEventListener(Events.ON_CLICK,
        new EventListener() {
      public void onEvent(Event e) throws Exception {
        w.detach();
      }
    });
    t.focus();
    w.doModal();
  }
  public void updateModelByTag() {
    fileModel.clear();
    final String r = getDesktop().getWebApp().getRealPath("/");
    final File test2 = new File(r, PATH);
    final String pattern = ((Textbox) getFellow("w1").getFellow("fnt"))
        .getValue();
    final String[] ptns = pattern.split(",");
    final LinkedList linkedList = new LinkedList();
    for (Iterator it = prop.entrySet().iterator(); it.hasNext();) {
      final Map.Entry me = (Map.Entry) it.next();
      final String[] vals = me.getValue().toString().split(",");
      boolean match = true;
      for (int j = 0; j < ptns.length; j++) {
        boolean m = false;       
        if (!ptns[j].contains("!")) {
          for (int k = 0; k < vals.length; k++) {                       
            if (ptns[j].trim().length() > 1 && vals[k].trim().length() > 1) {
              if (vals[k].trim().toLowerCase().indexOf(ptns[j].trim().toLowerCase()) > -1) {
                m = true;
                break;
              }
            } else if (ptns[j].trim().equalsIgnoreCase(vals[k].trim())) {
              m = true;
              break;
            }                   
          }
        }
        else
          m = true;       
        if (!m) {
          match = false;
          break;
        }
      }
      if (match)
        linkedList.add(me.getKey().toString());
     
      for (int j = 0; j < ptns.length; j++) {
        boolean m = true;
        if (ptns[j].contains("!")) {
          for (int k = 0; k < vals.length; k++) {                   
            if (ptns[j].trim().length() > 1 && (vals[k].trim().length()-1 > 1)) {
              if (vals[k].trim().toLowerCase().indexOf(ptns[j].trim().toLowerCase().substring(1)) > -1) {
                m = false;
                break;
              }
            } else if (ptns[j].trim().substring(1).equalsIgnoreCase(vals[k].trim())) {
              m = false;
              break;
            }                   
          }
        }       
        if (!m) {
          match = false;
          break;
        }
      }
      if (!match)
        linkedList.remove(me.getKey().toString());
    }
    final File[] files = test2.listFiles(new MyFilenameFilter("", false));
    for (Iterator it = linkedList.iterator(); it.hasNext();) {
      final String fn = (String) it.next();
      for (int i = 0; i < files.length; i++) {
        if (fn.equalsIgnoreCase(files[i].getName())) {
          fileModel.add(files[i]);
          break;
        }
      }
    }
  }
 
  public void showUncategorized() {
    fileModel.clear();
    final String r = getDesktop().getWebApp().getRealPath("/");
    final File test2 = new File(r, PATH);
    final File[] files = test2.listFiles(new MyFilenameFilter("", false));
    for (int j = 0; j < files.length; j++)
      if(!prop.containsKey(files[j].getName()))
        fileModel.add(files[j]);
   
  }

  static class MyFilenameFilter implements FilenameFilter {
    String str;
    boolean reg;
    Pattern pattern;

    public MyFilenameFilter(String pattern, boolean reg) {
      if (pattern == null)
        pattern = "";
      pattern = pattern.trim();
      this.str = pattern;
      this.reg = reg;
      if (reg) {
        this.pattern = Pattern.compile(str, Pattern.CASE_INSENSITIVE);
      }
    }

    public boolean accept(File dir, String name) {
      for (int i = 0; i < SKIP_LIST.length; i++)
        if (name.equals(SKIP_LIST[i]))
          return false;
      final String n = name;
      if (name.endsWith(".zul") || name.endsWith(".jsp"))
        name = name.substring(0, name.length() - 4);
      else if (name.endsWith(".zhtml"))
        name = name.substring(0, name.length() - 6);
      else if (!n.equalsIgnoreCase(str))
        return false; // unsupported file type
     
      if (n.equalsIgnoreCase(str))
        return true;
      else if(!name.matches("[a-zA-z0-9]*-[^_]*"))
        return false; // unsupported file pattern
     
      if (reg) {
        Matcher matcher = pattern.matcher(n);
        return matcher.matches();
      } else {
        return n.toUpperCase().indexOf(str.toUpperCase()) >= 0;
      }
    }

  }

  static class FileitemRenderer implements ListitemRenderer {
    SimpleDateFormat format = new SimpleDateFormat("yyyy/MM/dd mm:ss");

    public void render(Listitem item, Object data) throws Exception {
      File file = (File) data;
      new Listcell(file.getName()).setParent(item);
      new Listcell(format.format(new Date(file.lastModified())))
          .setParent(item);
    }

    public void render(Listitem item, Object data, int index)
        throws Exception {
      render(item, data);
    }

  }

  public Textbox getCodeView() {
    return codeView;
  }

  public void setCodeView(Textbox codeView) {
    this.codeView = codeView;
  }
}
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