/**
* Copyright (C) 2011 JTalks.org Team
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
* This library 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
* Lesser General Public License for more details.
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
package org.jtalks.jcommune.web.validation.editors;
import org.jtalks.jcommune.service.exceptions.ImageProcessException;
import org.jtalks.jcommune.service.nontransactional.Base64Wrapper;
import org.jtalks.jcommune.service.nontransactional.ImageService;
import java.beans.PropertyEditorSupport;
/**
* Editor sets up default avatar if user set incorrect avatar.
* See {@link http://jira.jtalks.org/browse/JC-1830}
*
* @author Andrey Ivanov
*/
public class DefaultAvatarEditor extends PropertyEditorSupport {
private final ImageService imageService;
private final Base64Wrapper base64Wrapper = new Base64Wrapper();
/**
* @param imageService for image validation
*/
public DefaultAvatarEditor(ImageService imageService) {
this.imageService = imageService;
}
@Override
public void setAsText(String text) {
try {
byte[] avatarAsByte = base64Wrapper.decodeB64Bytes(text);
imageService.validateImageSize(avatarAsByte);
imageService.validateImageFormat(avatarAsByte);
setValue(text);
} catch (ImageProcessException e) {
setValue(base64Wrapper.encodeB64Bytes(imageService.getDefaultImage()));
}
}
}