org.argeo.app.servlet.odk/src/org/argeo/app/servlet/odk/OdkFormServlet.java

   1 package org.argeo.app.servlet.odk;
   2
   3 import java.io.IOException;
   4 import java.net.URLDecoder;
   5 import java.nio.charset.StandardCharsets;
   6
   7 import javax.jcr.Repository;
   8 import javax.jcr.RepositoryException;
   9 import javax.jcr.Session;
  10 import javax.servlet.ServletException;
  11 import javax.servlet.http.HttpServlet;
  12 import javax.servlet.http.HttpServletRequest;
  13 import javax.servlet.http.HttpServletResponse;
  14
  15 import org.argeo.app.odk.OdkNames;
  16 import org.argeo.cms.auth.RemoteAuthUtils;
  17 import org.argeo.cms.servlet.ServletHttpRequest;
  18 import org.argeo.jcr.Jcr;
  19
  20 /** Retrieves a single form. */
  21 public class OdkFormServlet extends HttpServlet {
  22         private static final long serialVersionUID = 7838305967987687370L;
  23
  24         private Repository repository;
  25
  26         @Override
  27         protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
  28                 resp.setContentType("text/xml; charset=utf-8");
  29
  30                 Session session = RemoteAuthUtils.doAs(() -> Jcr.login(repository, null), new ServletHttpRequest(req));
  31
  32                 String pathInfo = req.getPathInfo();
  33                 if (pathInfo.startsWith("//"))
  34                         pathInfo = pathInfo.substring(1);
  35
  36                 try {
  37                         String path = URLDecoder.decode(pathInfo, StandardCharsets.UTF_8);
  38                         session.exportDocumentView(path + "/" + OdkNames.H_HTML, resp.getOutputStream(), true, false);
  39                 } catch (RepositoryException e) {
  40                         e.printStackTrace();
  41                         // TODO error message
  42                         resp.sendError(500);
  43                 } finally {
  44                         Jcr.logout(session);
  45                 }
  46         }
  47
  48         public void setRepository(Repository repository) {
  49                 this.repository = repository;
  50         }
  51
  52 }