RepositoriesTree.java

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/*
 * Turró i Cutiller Foundation. License notice.
 * Copyright (C) 2015 Lluis Turró Cutiller <http://www.turro.org/>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 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 Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
package org.turro.zkoss.text;
 
import java.io.File;
import org.amic.util.file.FileUtil;
import org.turro.string.Strings;
import org.turro.command.Command;
import org.turro.command.Context;
import org.turro.elephant.context.ElephantContext;
import org.turro.elephant.util.Messages;
import org.turro.i18n.I_;
import org.turro.zkoss.dialog.InputDialog;
import org.zkoss.zk.ui.event.Event;
import org.zkoss.zk.ui.event.Events;
import org.zkoss.zul.Tree;
import org.zkoss.zul.Treechildren;
import org.zkoss.zul.Treeitem;
 
public class RepositoriesTree extends Tree {
 
  public static final String 
          REPOSITORY_DIR = "/_internal/repository",
          REPOSITORY_PUBLICATION = "/_internal/UserFiles",
          REPOSITORY_PUBLISHABLE = "/_internal/files";
 
  public RepositoriesTree() {
    addFolder(I_.get("Root"), new File(ElephantContext.getRealPath("/")), REPOSITORY_DIR);
    addFolder(I_.get("Publication"), new File(ElephantContext.getRealPath(REPOSITORY_PUBLICATION)), "");
    addFolder(I_.get("Publishable"), new File(ElephantContext.getRealPath(REPOSITORY_PUBLISHABLE)), "");
  }
 
  public File getSelectedRepository() {
    return ((RepositoryItem) getSelectedItem()).getRepositoryFile();
  }
  
  public void createFolder() {
    InputDialog.getInput(getPage(), I_.get("Folder"), "Name", "", 
            null, 0, new Command() {
      @Override
      public Object execute(Context context) {
        String name = (String) context.get("value");
        if(!Strings.isBlank(name)) {
          File folder = getSelectedRepository();
          if(folder != null && folder.isDirectory()) {
            folder = new File(folder, name);
            folder.mkdir();
            addFolderOnSelected(folder.getName(), folder, "");
          }
        }
        return null;
      }
    });
  }
 
  private void addFolder(String name, File file, String path) {
    Treechildren children = getTreechildren();
    if(children == null) {
      children = new Treechildren();
      appendChild(children);
    }
    children.appendChild(new RepositoryItem(file, name, path));
  }
 
  private void addFolderOnSelected(String name, File file, String path) {
    Treeitem ti = getSelectedItem();
    if(ti != null) {
      Treechildren children = ti.getTreechildren();
      if(children == null) {
        children = new Treechildren();
        ti.appendChild(children);
      }
      children.appendChild(new RepositoryItem(file, name, path));
    }
  }
 
  public void selectFolder(String folder) {
    for(Treeitem ti : getItems()) {
      RepositoryItem ri = (RepositoryItem) ti;
      if(ri.isFolder(folder)) {
        setSelectedItem(ti);
        while(ti != null) {
          ti.setOpen(true);
          ti = ti.getParentItem();
        }
        Events.postEvent(new Event(Events.ON_SELECT, RepositoriesTree.this));
        break;
      }
    }
  }
 
  public void deleteFolder() {
    final File folder = getSelectedRepository();
    if(folder != null) {
      Messages.confirmDeletion().add(folder.getName()).show(() -> {
        FileUtil.deleteFile(folder);
      });
    }
  }
  
  public static boolean isPublishable(File file) {
    return file.getAbsolutePath().startsWith(ElephantContext.getRealPath(REPOSITORY_PUBLISHABLE));
  }
 
  public static String getEntityPath(File file) {
    String path = file.getAbsolutePath();
    return path.substring(path.indexOf(REPOSITORY_PUBLISHABLE) + REPOSITORY_PUBLISHABLE.length());
  }
 
}