RepositoryTree.java

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/*
 * Turró i Cutiller Foundation. License notice.
 * Copyright (C) 2018 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.file.zul.repository;
 
import java.io.File;
import org.turro.string.Strings;
import org.turro.elephant.context.Application;
import org.turro.elephant.context.ElephantContext;
import org.turro.file.zul.control.FileResults;
import org.turro.file.zul.navigator.FileNavigatorListener;
import org.turro.i18n.I_;
import org.zkoss.zk.ui.ext.AfterCompose;
import org.zkoss.zul.Tree;
import org.zkoss.zul.Treechildren;
 
public class RepositoryTree extends Tree implements AfterCompose {
 
  public static final String 
          REPOSITORY_DIR = "/_internal/repository",
          REPOSITORY_PUBLICATION = "/_internal/UserFiles",
          REPOSITORY_PUBLISHABLE = "/_internal/files";
  
  private Treechildren children;
  private FileNavigatorListener fileListener;
  private FileResults results;
 
  public RepositoryTree() {
    super();
  }
 
  public FileResults getResults() {
    return results;
  }
 
  public void setResults(FileResults results) {
    this.results = results;
  }
 
  public FileNavigatorListener getFileListener() {
    return fileListener;
  }
 
  public void setFileListener(FileNavigatorListener listener) {
    this.fileListener = listener;
  }
 
  public void setPath(String path) {
    if(Strings.isBlank(path)) return;
    if("*".equals(path)) {
      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)), "");
    } else {
      addFolder(path, new File(ElephantContext.getRealPath(path)), REPOSITORY_DIR);
    }
  }
  
  private void addFolder(String name, File file, String path) {
    children = getTreechildren();
    if(children == null) {
      children = new Treechildren();
      appendChild(children);
    }
    children.appendChild(new RepositoryItem(file, name, path));
  }
 
  public RepositoryItem getSelectedFolder() {
    if(getSelectedItem() instanceof RepositoryItem) {
      return (RepositoryItem) getSelectedItem();
    }
    return null;
  }
 
  public void setSelectedFolder(RepositoryItem folder) {
    for(Object o : getItems()) {
      if(o instanceof RepositoryItem) {
        RepositoryItem af = (RepositoryItem) o;
        if(af.getRepositoryFile().getPath().equals(folder.getRepositoryFile().getPath())) {
          setSelectedItem(af);
          break;
        }
      }
    }
  }
 
  public RepositoryItem selectFirst() {
    for(Object o : getItems()) {
      if(o instanceof RepositoryItem) {
        RepositoryItem af = (RepositoryItem) o;
        setSelectedItem(af);
        return af;
      }
    }
    return null;
  }
  
  public void resetTree() {
    if(children != null) children.getChildren().clear();
  }
  
  public void reloadContents() {
    for(Object o : children.getChildren()) {
      if(o instanceof RepositoryItem) {
        ((RepositoryItem) o).reloadContents();
      }
    }
  }
 
  public boolean getCanDelete() {
    return Application.getApplication().isInRole("file-attach:delete");
  }
 
  public boolean getCanNew() {
    return Application.getApplication().isInRole("file-attach:new");
  }
 
  public boolean getCanEdit() {
    return Application.getApplication().isInRole("file-attach:edit");
  }
 
  @Override
  public void afterCompose() {
  }
 
}