# GalleryInstanceManualUserNotification.java

    /*
     * Copyright (C) 2000 - 2026 Silverpeas
     *
     * 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.
     *
     * As a special exception to the terms and conditions of version 3.0 of
     * the GPL, you may redistribute this Program in connection with Free/Libre
     * Open Source Software ("FLOSS") applications as described in Silverpeas's
     * FLOSS exception.  You should have received a copy of the text describing
     * the FLOSS exception, and it is also available here:
     * "https://www.silverpeas.org/legal/floss_exception.html"
     *
     * 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 <https://www.gnu.org/licenses/>.
     */

    package org.silverpeas.components.gallery.notification;

    import org.silverpeas.components.gallery.model.Media;
    import org.silverpeas.components.gallery.model.MediaPK;
    import org.silverpeas.components.gallery.notification.user.GalleryUserAlertNotification;
    import org.silverpeas.core.node.model.NodePK;
    import org.silverpeas.core.notification.user.AbstractComponentInstanceManualUserNotification;
    import org.silverpeas.core.notification.user.NotificationContext;
    import org.silverpeas.core.notification.user.UserNotification;

    import javax.inject.Named;

    import static org.silverpeas.components.gallery.service.MediaServiceProvider.getMediaService;

    /**
     * @author silveryocha
     */
    @Named
    public class GalleryInstanceManualUserNotification extends
        AbstractComponentInstanceManualUserNotification {

      private static final String MEDIA_KEY = "MediaKey";

      @Override
      protected boolean check(final NotificationContext context) {
        final String componentId = context.getComponentId();
        final String mediaId = context.getContributionId();
        final Media media = getMedia(componentId, mediaId);
        context.put(MEDIA_KEY, media);
        return media.canBeAccessedBy(context.getSender());
      }

      @Override
      public UserNotification createUserNotification(final NotificationContext context) {
        final Media media = context.getObject(MEDIA_KEY);
        final String componentId = context.getComponentId();
        final String currentAlbumId = context.getNodeId();
        final NodePK nodePK = new NodePK(currentAlbumId, componentId);
        return new GalleryUserAlertNotification(nodePK, media, context.getSender()).build();
      }

      private Media getMedia(final String instanceId, final String mediaId) {
        return getMediaService().getMedia(new MediaPK(mediaId, instanceId));
      }
    }