UserCardServlet.java
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package fi.insomnia.bortal.servlet;
import java.awt.Font;
import java.awt.Graphics2D;
import java.awt.image.BufferedImage;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.util.regex.Pattern;
import javax.ejb.EJB;
import javax.imageio.ImageIO;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import fi.insomnia.bortal.beans.CardTemplateBeanLocal;
import fi.insomnia.bortal.beans.PermissionBeanLocal;
import fi.insomnia.bortal.beans.UserBeanLocal;
import fi.insomnia.bortal.enums.apps.UserPermission;
import fi.insomnia.bortal.model.EventUser;
import fi.insomnia.bortal.model.PrintedCard;
/**
* Servlet implementation class UploadServlet
*/
public class UserCardServlet extends GenericImageServlet {
/**
*
*/
private static final long serialVersionUID = -3359999630873773508L;
@EJB
private transient UserBeanLocal userbean;
@EJB
private transient PermissionBeanLocal permbean;
/**
* @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse
* response)
*/
private final Pattern lhMatcher = Pattern.compile("^127.[0-9.]*|(0:)*1%0");
@EJB
private transient CardTemplateBeanLocal cardbean;
private static final Logger logger = LoggerFactory.getLogger(UserCardServlet.class);
@Override
protected ImageMover getImagedata() {
ImageMover ret = new ImageMover();
Integer id = getIdParam("cardid");
PrintedCard card = cardbean.getCard(id);
logger.info("image data id {}, card {}", id, card);
if (card != null) {
if (!permbean.isCurrentUser(card.getUser())
&& !permbean.hasPermission(UserPermission.MODIFY)
&& !lhMatcher.matcher(request.getLocalAddr()).matches())
{
ret.setResponse(HttpServletResponse.SC_FORBIDDEN);
}
else
{
try {
ret.setData(mkCard(card));
ret.setImagetype("image/jpeg");
} catch (IOException e) {
ret.setResponse(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
}
}
} else
{
ret.setResponse(HttpServletResponse.SC_NOT_FOUND);
}
return ret;
}
private byte[] mkCard(PrintedCard card) throws IOException {
EventUser user = card.getUser();
BufferedImage face = ImageIO.read(new ByteArrayInputStream(user.getCurrentImage().getImageData()));
BufferedImage base = ImageIO.read(new ByteArrayInputStream(card.getTemplate().getImage()));
BufferedImage outimage = new BufferedImage(base.getWidth(), base.getHeight(), BufferedImage.TYPE_INT_RGB);
Graphics2D g = outimage.createGraphics();
// g.drawImage(org, AffineTransform.getScaleInstance(0.31, 0.31), null);
g.drawImage(base, 0, 0, base.getWidth(), base.getHeight(), null);
// g.drawImage(face, AffineTransform.getScaleInstance(0.31, 0.31),
// null);
g.drawImage(face, 50, 320, 320, 400, null);
g.setFont(new Font("Century gothic", Font.PLAIN, 70));
// g.drawString(nick, 595 -
// g.getFontMetrics().charsWidth(nick.toCharArray(), 0, nick.length()),
// 840);
g.drawString(user.getNick(), 50, 810);
g.setFont(new Font("Century gothic", Font.BOLD, 35));
StringBuilder wholeName = new StringBuilder();
wholeName.append(user.getFirstnames()).append(" ").append(user.getLastname());
// g.setFont(new Font("Arial", Font.BOLD, 35));
// g.drawString(name, 595 -
// g.getFontMetrics().charsWidth(name.toCharArray(), 0, name.length()),
// 890);
//
// g.drawString(owner.getId().toString(), 60, 948);
g.drawString(wholeName.toString(), 60, 865);
g.drawString(card.getTemplate().getName(), 60, 915);
g.dispose();
ByteArrayOutputStream ostr = new ByteArrayOutputStream();
ImageIO.write(outimage, "jpeg", ostr);
return ostr.toByteArray();
}
}