CreatePicturePanel.java

/**
 * Copyright 2011 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
 * implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.bricket.plugin.picture.web;

import java.io.IOException;

import org.apache.wicket.Component;
import org.apache.wicket.markup.html.form.upload.FileUpload;
import org.apache.wicket.spring.injection.annot.SpringBean;
import org.bricket.plugin.picture.domain.Picture;
import org.bricket.plugin.picture.service.PictureService;
import org.bricket.plugin.storehouse.service.StorehouseService;
import org.bricket.service.UncheckedRuntimeException;
import org.bricket.web.BricketPanel;

/**
 * @author Ingo Renner
 * @author Henning Teek
 * 
 */
public class CreatePicturePanel extends BricketPanel {
    @SpringBean
    private PictureService pictureService;

    @SpringBean
    private StorehouseService storehouseService;

    private static final String ACTION_ID = "action";

    public CreatePicturePanel(String id) {
        super(id);
    }

    @Override
    protected void initGui() {
        add(createUploadForm(ACTION_ID));
    }

    private Component createUploadForm(final String id) {
        UploadPanel upload = new UploadPanel(id) {

            @Override
            protected void handleUpload(FileUpload upload, String filename) {
                Picture img = pictureService.createDomainObject();
                img.setTitle(filename);
                try {
                    img.setDigest(storehouseService.doImport(upload.getInputStream(), upload.getMD5()));
                } catch (IOException e) {
                    throw new UncheckedRuntimeException("upload failed.", e);
                }
                doSave(img);
                CreatePicturePanel.this.getParent().addOrReplace(
                        createEditPicturePanel(CreatePicturePanel.this.getId(), img));
            }
        };

        upload.setOutputMarkupId(true);
        return upload;
    }

    protected Component createEditPicturePanel(String id, Picture img) {
        EditPicturePanel edit = new EditPicturePanel(id, img);
        edit.setOutputMarkupId(true);
        return edit;
    }

    protected void doSave(Picture img) {
        pictureService.savePicture(img);
    }
}