AttachVersionGrid.java

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/*
 * Turró i Cutiller Foundation. License notice.
 * Copyright (C) 2011 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.attach.zul.navigator;
 
import org.turro.action.Contacts;
import org.turro.attach.db.AttachPU;
import org.turro.attach.entity.Attachment;
import org.turro.attach.version.AttachVersionSet;
import org.turro.attach.zul.AttachmentUtil;
import org.turro.attach.zul.PreviewButton;
import org.turro.elephant.context.Application;
import org.turro.elephant.util.DateFormats;
import org.turro.elephant.util.Messages;
import org.turro.i18n.I_;
import org.turro.plugin.contacts.IContact;
import org.turro.zkoss.label.LabelEditable;
import org.turro.zkoss.layout.GridLayout;
import org.zkoss.zk.ui.event.Event;
import org.zkoss.zk.ui.event.EventListener;
import org.zkoss.zk.ui.event.Events;
import org.zkoss.zul.*;
 
public class AttachVersionGrid extends GridLayout {
 
  private AttachVersionSet avs;
  private boolean readOnly;
 
  public AttachVersionGrid(AttachVersionSet avs, boolean readOnly) {
    this.avs = avs;
    this.readOnly = readOnly;
    setSclass(getSclass() + " attachVersions");
    setColumns("30px,min,35px,min,min,min,1,min");
    addRows();
  }
 
  private void addRows() {
    Rows rows = getRows(true);
    final Application app = Application.getApplication();
    for(final Attachment a : avs) {
      if(a.isLocked()) {
        Row blocked = new Row();
        rows.appendChild(blocked);
        blocked.appendChild(new Image("/_zul/images/locked.png"));
        IContact contact = Contacts.getEmpty();
        if(contact != null) {
          contact.loadById(a.getLocker());
          if(contact.isValid()) {
            blocked.appendChild(new Label(contact.getName()));
          }
        }
      }
      final Row row = new Row();
      
      rows.appendChild(row);
      if(!a.isValidated()) {
        row.setSclass("draft");
      }
      row.setValue(a);
      A down = new A(null, "/_zul/images/download.png");
      down.addEventListener(Events.ON_CLICK, new EventListener() {
        @Override
        public void onEvent(Event event) throws Exception {
          AttachmentUtil.download(a);
        }
      });
      row.appendChild(down);
      final Datebox dbox = new Datebox(a.getModification());
      dbox.setWidth("150px");
      dbox.setFormat(DateFormats.getDefaultDateTimeFormat());
      dbox.setInplace(true);
      dbox.setReadonly(!app.isInRole("attach:date"));
      dbox.addEventListener(Events.ON_CHANGE, new EventListener() {
        @Override
        public void onEvent(Event event) throws Exception {
          a.setModification(dbox.getValue());
          new AttachPU().saveObject(a);
        }
      });
      row.appendChild(dbox);
      PreviewButton ap = new PreviewButton(a);
      row.appendChild(ap);
      final Checkbox validated = new Checkbox();
      validated.setChecked(a.isValidated());
      validated.setDisabled(!app.isInRole("attach:validate"));
      validated.addEventListener(Events.ON_CHECK, new EventListener() {
        @Override
        public void onEvent(Event event) throws Exception {
          a.setValidated(validated.isChecked());
          new AttachPU().saveObject(a);
          if(!a.isValidated()) {
            row.setSclass("draft");
          } else {
            row.setSclass(null);
          }
        }
      });
      row.appendChild(validated);
      row.appendChild(new Label(new org.turro.formatter.BytesFormatter(a.getFileSize()).toString()));
      IContact contact = Contacts.getEmpty();
      if(contact != null) {
        contact.loadByLogin(a.getOwner());
        row.appendChild(new Label(contact.getName()));
      } else {
        row.appendChild(new Space());
      }
      if(app.isInRole("attach:edit")) {
        final LabelEditable comment = new LabelEditable(a.getComment(), "/_zul/images/comment.png");
        comment.setWidth("100%");
        comment.setEditorCols(-1);
        comment.addEventListener(Events.ON_CHANGE, new EventListener() {
          @Override
          public void onEvent(Event event) throws Exception {
            a.setComment(comment.getLabel());
            new AttachPU().saveObject(a);
          }
        });
        row.appendChild(comment);
        comment.afterCompose();
      } else {
        row.appendChild(new Label(a.getComment()));
      }
      if(a.getId() != avs.first().getId() && !readOnly) {
        A delete = new A();
        delete.setWidth("30px");
        delete.setImage("/_zul/images/edit-delete.png");
        delete.setTooltiptext(I_.get("Delete"));
        delete.addEventListener(Events.ON_CLICK, new EventListener() {
          @Override
          public void onEvent(Event event) throws Exception {
            Messages.confirmDeletion().show(() -> {
              if(a.getPath().startsWith("/Trash")) {
                if(app.isInRole("attach:delete")) {
                  new AttachPU().deleteObject(a);
                }
              } else {
                a.setPath("/Trash" + a.getPath());
                new AttachPU().saveObject(a);
              }
              row.detach();
            });
          }
        });
        row.appendChild(delete);
      } else {
        row.appendChild(new Space());
      }
    }
    
    invalidate();
  }
  
}