LogListbox.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.zul.log;
 
import java.util.Date;
import java.util.List;
import org.amic.util.date.DateFormats;
import org.amic.util.string.Strings;
import org.turro.contacts.LogEntry;
import org.turro.contacts.db.ContactsPU;
import org.turro.elephant.context.Application;
import org.turro.elephant.db.WhereClause;
import org.turro.entities.Entities;
import org.turro.entities.IElephantEntity;
import org.turro.i18n.I_;
import org.turro.jpa.Dao;
import org.turro.jpa.list.RendererOnDemand;
import org.turro.jpa.serializer.SerializerMessage;
import org.turro.zkoss.label.TipCell;
import org.turro.zkoss.layout.ListheaderAdapter;
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.ext.AfterCompose;
import org.zkoss.zul.*;
 
@Deprecated
public class LogListbox extends Listbox implements AfterCompose {
 
  private String logPath, logName, logComment;
  private Date fromDate;
 
  public Date getFromDate() {
    return fromDate;
  }
 
  public void setFromDate(Date fromDate) {
    this.fromDate = fromDate;
  }
 
  public String getLogComment() {
    return logComment;
  }
 
  public void setLogComment(String logComment) {
    this.logComment = logComment;
  }
 
  public String getLogName() {
    return logName;
  }
 
  public void setLogName(String logName) {
    this.logName = logName;
  }
 
  public String getLogPath() {
    return logPath;
  }
 
  public void setLogPath(String logPath) {
    this.logPath = logPath;
  }
 
  public void refresh() {
    setModel(new ListModelList(getLogEntries()));  
  }
  
  @Override
  public void afterCompose() {
    addHeaders();
    addItems();
  }
 
  private void addHeaders() {
    appendChild(new Listhead());
    getListhead().appendChild(new ListheaderAdapter(
            I_.get("Type"), "80px"));
    getListhead().appendChild(new ListheaderAdapter(
            I_.get("Date"), "120px"));
    if(Strings.isBlank(logName)) {
      getListhead().appendChild(new ListheaderAdapter(
              I_.get("User"), "/_zul/images/contact.png", "2"));
    }
    if(Strings.isBlank(logPath)) {
      getListhead().appendChild(new ListheaderAdapter(
              I_.get("Entity"), "/_zul/images/entity.png", "3"));
    }
    getListhead().appendChild(new ListheaderAdapter(
            I_.get("Comment"), "1"));
    getListhead().appendChild(new ListheaderAdapter(
            I_.get("Data"), "3"));
    getListhead().setSizable(true);
  }
 
  private void addItems() {
    final Dao dao = new ContactsPU();
 
    setItemRenderer(new RendererOnDemand<LogEntry, String>() {
      @Override
      protected Dao getDao() {
        return dao;
      }
      @Override
      protected void renderItem(Listitem item, final LogEntry entry) {
        item.appendChild(new Listcell(I_.byKey(entry.getLogType().toString())));
        item.appendChild(new Listcell(DateFormats.format(entry.getDateLog(), "SHORT", "SHORT", Application.getUsedLocale())));
        if(Strings.isBlank(logName)) {
          item.appendChild(new Listcell(entry.getName()));
        }
        if(Strings.isBlank(logPath)) {
          IElephantEntity ee = Entities.getController(entry.getPath());
          String name = ee.getName();
          if(Strings.isBlank(name)) name = ee.getLabel();
          item.appendChild(new TipCell(name, 100));
        }
        item.appendChild(new TipCell(entry.getComment(), 40));
        final Object data = entry.getObject();
        if(!(data instanceof String)) {
          item.appendChild(new Listcell());
        } else {
          if(isReadableAndShort((String) data)) {
            item.appendChild(new Listcell((String) data));
          } else {
            Listcell info = new Listcell(null, "/_zul/images/info.png");
            info.addEventListener(Events.ON_CLICK, new EventListener() {
              @Override
              public void onEvent(Event event) throws Exception {
                new SerializerMessage((String) data).show(getPage());
              }
            });
            item.appendChild(info);
          }
        }
      }
    });
    
    setModel(new ListModelList(getLogEntries()));
  }
 
  private List<LogEntry> getLogEntries() {
    WhereClause wc = new WhereClause();
    wc.addClause("select log.id from LogEntry as log");
    wc.addClause("where 1=1");
    if(!Strings.isBlank(logPath)) {
      wc.addClause("and log.path = :path");
      wc.addNamedValue("path", logPath);
    }
    if(!Strings.isBlank(logName)) {
      wc.addClause("and log.name = :name");
      wc.addNamedValue("name", logName);
    }
    if(fromDate != null) {
      wc.addClause("and log.dateLog >= :date");
      wc.addNamedValue("date", fromDate);
    }
    if(!Strings.isBlank(logComment)) {
      wc.addClause("and log.comment = :comment");
      wc.addNamedValue("comment", logComment);
    }
    wc.addClause("order by log.dateLog DESC");
    return new ContactsPU().getResultList(wc);
  }
  
  private boolean isReadableAndShort(String data) {
    return (!data.startsWith("<") && data.length() <= 50);
  }
}