PublicDocumentsVM.java

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/*
 * Turró i Cutiller Foundation. License notice.
 * Copyright (C) 2023 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.contacts.profile;
 
import java.io.IOException;
import java.util.Collections;
import java.util.List;
import org.turro.auth.Authentication;
import org.turro.config.Configurator;
import org.turro.elephant.util.Messages;
import org.turro.entities.StandardFolder;
import org.turro.file.Document;
import org.turro.file.FileWrapper;
import org.turro.file.Folder;
import org.turro.log.WebLoggers;
import org.turro.upload.Medias;
import org.zkoss.bind.BindUtils;
import org.zkoss.bind.annotation.BindingParam;
import org.zkoss.bind.annotation.Command;
import org.zkoss.bind.annotation.Init;
import org.zkoss.bind.annotation.NotifyChange;
import org.zkoss.util.media.Media;
 
public class PublicDocumentsVM {
 
  private Folder publicFolder;
  private long maxDocuments;
  
  @Init
  public void init() {
    publicFolder = StandardFolder.publishable()
            .real()
            .entity(Authentication.getIContact())
            .folder("public")
            .asFolder();
    maxDocuments = Configurator.instance().asLong("Profile.Documents.Maximum");
  }
 
  @NotifyChange("model")
  @Command("upload")
  public void upload(@BindingParam("medias") Media medias[]) {
    if(publicFolder != null) {
      long count = publicFolder.count();
      for(Media media : medias) {
        if(count < maxDocuments) {
          Medias.toFolder(media, publicFolder);
          count++;
        }
      }
    }
  }
  
  @Command("download")
  public void download(@BindingParam("document") Document document) {
    new FileWrapper(document.document()).download();
  }
  
  @Command("delete")
  public void deleteDoc(@BindingParam("document") Document document) {
    Messages.confirmDeletion().add(document.name()).show(() -> {
      document.delete();
      BindUtils.postNotifyChange(null, null, PublicDocumentsVM.this, "model");
    });
  }
 
  public long getMaxDocuments() {
    return maxDocuments;
  }
  
  public List<Document> getModel() {
    try {
      if(publicFolder != null && publicFolder.exists()) return publicFolder.documents();
    } catch (IOException ex) {
      WebLoggers.severe(this).exception(ex).log();
    }
    return Collections.EMPTY_LIST;
  }
 
}