1 files changed, 0 insertions, 377 deletions
diff --git a/src/main/java/at/knowcenter/wag/egov/egiz/web/servlets/DataURLServlet.java b/src/main/java/at/knowcenter/wag/egov/egiz/web/servlets/DataURLServlet.java
deleted file mode 100644
index 621ee6f..0000000
--- a/src/main/java/at/knowcenter/wag/egov/egiz/web/servlets/DataURLServlet.java
+++ /dev/null
@@ -1,377 +0,0 @@
-/**
- * 
- */
-package at.knowcenter.wag.egov.egiz.web.servlets;
-
-import java.io.IOException;
-import java.io.PrintWriter;
-import java.io.UnsupportedEncodingException;
-import java.net.URL;
-import java.util.ArrayList;
-import java.util.Iterator;
-import java.util.List;
-import java.util.Properties;
-
-import javax.servlet.RequestDispatcher;
-import javax.servlet.ServletContext;
-import javax.servlet.ServletException;
-import javax.servlet.http.Cookie;
-import javax.servlet.http.HttpServlet;
-import javax.servlet.http.HttpServletRequest;
-import javax.servlet.http.HttpServletResponse;
-import javax.servlet.http.HttpSession;
-
-import org.apache.commons.fileupload.FileItem;
-import org.apache.commons.fileupload.FileItemFactory;
-import org.apache.commons.fileupload.FileUploadException;
-import org.apache.commons.fileupload.disk.DiskFileItemFactory;
-import org.apache.commons.fileupload.servlet.ServletFileUpload;
-import org.apache.commons.logging.Log;
-import org.apache.commons.logging.LogFactory;
-
-import at.gv.egiz.pdfas.exceptions.framework.SignatorException;
-import at.gv.egiz.pdfas.framework.SignatorFactory;
-import at.gv.egiz.pdfas.framework.signator.Signator;
-import at.gv.egiz.pdfas.web.SignSessionInformation;
-import at.gv.egiz.pdfas.web.VerifySessionInformation;
-import at.gv.egiz.pdfas.web.helper.SessionHelper;
-import at.gv.egiz.pdfas.web.helper.SignServletHelper;
-import at.gv.egiz.pdfas.web.helper.SigningTimeHelper;
-import at.gv.egiz.pdfas.web.helper.TempDirHelper;
-import at.knowcenter.wag.egov.egiz.PdfASID;
-import at.knowcenter.wag.egov.egiz.exceptions.ConnectorException;
-import at.knowcenter.wag.egov.egiz.exceptions.InvalidIDException;
-import at.knowcenter.wag.egov.egiz.exceptions.PresentableException;
-import at.knowcenter.wag.egov.egiz.exceptions.SettingsException;
-import at.knowcenter.wag.egov.egiz.exceptions.SignatorFactoryException;
-import at.knowcenter.wag.egov.egiz.exceptions.SignatureException;
-import at.knowcenter.wag.egov.egiz.pdf.SignatureHolder;
-import at.knowcenter.wag.egov.egiz.sig.SignatureResponse;
-import at.knowcenter.wag.egov.egiz.sig.connectors.ConnectorChooser;
-import at.knowcenter.wag.egov.egiz.sig.connectors.LocalConnector;
-import at.knowcenter.wag.egov.egiz.sig.connectors.bku.BKUHelper;
-import at.knowcenter.wag.egov.egiz.sig.connectors.bku.BKUPostConnection;
-import at.knowcenter.wag.egov.egiz.sig.signaturelayout.SignatureLayoutHandler;
-import at.knowcenter.wag.egov.egiz.sig.signaturelayout.SignatureLayoutHandlerFactory;
-import at.knowcenter.wag.egov.egiz.web.FormFields;
-import at.knowcenter.wag.egov.egiz.web.LocalRequest;
-import at.knowcenter.wag.egov.egiz.web.LocalRequestHelper;
-import at.knowcenter.wag.egov.egiz.web.SessionAttributes;
-
-/**
- * @author wprinz
- * 
- */
-public class DataURLServlet extends HttpServlet
-{
-
-  /**
-   * SVUID.
-   */
-  private static final long serialVersionUID = -5846618335843762752L;
-
-  /**
-   * The log.
-   */
-  private static Log log = LogFactory.getLog(DataURLServlet.class);
-
-  protected void dispatch(HttpServletRequest request,
-      HttpServletResponse response, String resource) throws ServletException, IOException
-  {
-    dispatch(request, response, resource, getServletContext());
-  }
-
-  protected static void dispatch(HttpServletRequest request,
-      HttpServletResponse response, String resource, ServletContext context) throws ServletException, IOException
-  {
-    response.setContentType("text/html");
-    response.setCharacterEncoding("UTF-8");
-
-    RequestDispatcher disp = context.getRequestDispatcher(resource);
-    disp.forward(request, response);
-  }
-
-  protected void dispatchToResults(List results, HttpServletRequest request,
-      HttpServletResponse response, String backToListURL) throws ServletException, IOException
-  {
-    request.setAttribute("results", results);
-    request.setAttribute("btlurl", backToListURL);
-    dispatch(request, response, "/jsp/results.jsp");
-  }
-
-  protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
-     this.doPost(req, resp);
-  }
-  
-  private static void temporaryRedirect(String redirectURL, HttpServletResponse response) throws IOException {
-     String encodedRedirect = response.encodeRedirectURL(redirectURL);
-     response.addHeader("Location", encodedRedirect);
-     response.setContentType("text/xml");
-     response.setStatus(HttpServletResponse.SC_TEMPORARY_REDIRECT);
-     String nop = "<?xml version='1.0' encoding='UTF-8'?><NullOperationRequest xmlns='http://www.buergerkarte.at/namespaces/securitylayer/1.2#'/>";
-     PrintWriter pw = response.getWriter();
-     response.setCharacterEncoding("UTF-8");
-     response.setContentLength(nop.getBytes("UTF-8").length);
-     log.debug("Redirecting via NullOperationRequest to " + encodedRedirect + ".");
-     pw.println(nop);
-     pw.flush();
-     pw.close();
-  }
-
-/**
-   * @see javax.servlet.http.HttpServlet#doPost(javax.servlet.http.HttpServletRequest,
-   *      javax.servlet.http.HttpServletResponse)
-   */
-  protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException
-  {
-    log.debug("Data URL is accessed."); //$NON-NLS-1$
-
-    try
-    {
-      Object sessionObject = SessionHelper.getSession(request);
-
-      // obsolete since EncodingFilter is set in web.xml
-      checkRequestCharacterEncoding(request);
-      
-      if (sessionObject instanceof SignSessionInformation)
-      {
-        SignSessionInformation si = (SignSessionInformation)sessionObject;
-        processSign(request, response, si);
-      }
-      else
-      {
-        VerifySessionInformation si = (VerifySessionInformation) sessionObject;
-        processVerify(request, response, si);
-      }
-
-    }
-    catch (PresentableException e)
-    {
-      log.error(e.getMessage(), e);
-      SignServlet.prepareDispatchToErrorPage(e, request);
-      dispatch(request, response, "/jsp/error.jsp");
-    }
-
-    log.debug("DataURL access finished."); //$NON-NLS-1$
-  }
-  
-  protected void checkRequestCharacterEncoding(HttpServletRequest request) throws UnsupportedEncodingException
-  {
-  if (request.getCharacterEncoding() == null || request.getCharacterEncoding().length() <= 0) //$NON-NLS-1$
-  {
-    log.info("The BKU didn't set a character encoding for the request."); //$NON-NLS-1$
-
-    log.info("Manually setting character encoding to UTF-8"); //$NON-NLS-1$
-    request.setCharacterEncoding("UTF-8"); //$NON-NLS-1$
-  }
-  }
-
-  protected boolean isNullResponse(String xml_response)
-  {
-    return xml_response != null && xml_response.indexOf("NullOperationResponse") != -1;
-  }
-  
-  private static String retrieveXMLResponse(HttpServletRequest request) throws ServletException {
-     log.debug("Trying to fetch XMLResponse...");
-     String xml_response = null;
-     if (ServletFileUpload.isMultipartContent(request)) {
-        log.debug("Response is multipart.");
-        FileItemFactory factory = new DiskFileItemFactory();
-        ServletFileUpload upload = new ServletFileUpload(factory);
-        try {
-          List items = upload.parseRequest(request);
-          Iterator iter = items.iterator();
-          while (iter.hasNext()) {
-              FileItem item = (FileItem) iter.next();
-               if (item.isFormField() && "XMLResponse".equals(item.getFieldName())) {
-                  log.debug("XMLResponse part found.");
-                  xml_response = item.getString();
-                  break;
-               }
-          }
-        } catch (FileUploadException e) {
-           throw new ServletException(e);
-        }
-     } else {
-        xml_response = request.getParameter("XMLResponse");
-     }
-     log.debug("XMLResponse = " + xml_response);
-     return xml_response;
-  }
-  
-  protected void processSign(HttpServletRequest request, HttpServletResponse response, SignSessionInformation si) throws ServletException, IOException, ConnectorException, SignatorException, SignatorFactoryException, SignatureException
-  {
-    log.trace("processSign");
-    
-    String xml_response = retrieveXMLResponse(request);
-    Properties response_properties = BKUHelper.getBKUProperties(request);
-
-    String bkuIdentifier = BKUHelper.getBKUIdentifier(response_properties);
-    log.debug("BKU identifier: \"" + bkuIdentifier + "\"");
-    
-    try {
-       SignatureLayoutHandlerFactory.verifyBKUSupport(bkuIdentifier);
-    } catch (SettingsException e) {
-       throw new ConnectorException(e.getErrorCode(), e.getMessage());
-    }
-    
-    if (isNullResponse(xml_response))
-    {
-      log.debug("Received a NullOperationResponse -> answering with the first request."); //$NON-NLS-1$
-      
-      assert si.outputAvailable == false;
-      assert si.response_properties == null;
-      
-      log.debug("There are still requests to be performed -> answering with request."); //$NON-NLS-1$
-
-      LocalRequest local_request = si.localRequest;
-
-      String request_string = local_request.getRequestString();
-
-      log.debug("request = " + request_string);
-      response.setContentType("text/xml");
-      response.setCharacterEncoding("UTF-8");
-      response.getWriter().println(request_string);
-    }
-    else if (xml_response != null)
-    {
-      log.debug("Received a normal response -> storing the response."); //$NON-NLS-1$
-
-      response_properties.setProperty(BKUPostConnection.RESPONSE_STRING_KEY, xml_response);
-      
-      si.response_properties = response_properties;
-      
-      log.debug("All requests have been processed -> processing the responses."); //$NON-NLS-1$
-
-      // Sign
-      
-      if (!si.outputAvailable)
-      {
-        LocalConnector c = ConnectorChooser.chooseLocalConnectorForSign(si.connector, si.type, "loc ref content not needed here"); //$NON-NLS-1$
-
-        si.si.setSignSignatureObject(c.analyzeSignResponse(si.response_properties));
-
-        // workaround for invalid signing time
-        SigningTimeHelper.checkSigningTimeAgainstHostTime(si.si);
-
-        PdfASID algorithm = FormFields.translateSignatureModeToPdfASID(si.mode);
-        Signator signator = SignatorFactory.createSignator(algorithm);
-
-        si.output = TempDirHelper.createTempDataSink(si.filename + "_signed.pdf"); 
-
-        signator.finishSign(si.si, si.output);
-        
-        si.outputAvailable = true;
-      }
-
-      if (si.output.getMimeType().equals("text/xml") && si.outputAvailable)
-      {
-        // For "detached" signatures, the return value (data sink) is the response xml,
-        // but when passed through the BKU it is interpreted as another request
-        // which will generate a return code 1501
-        // Then PDF-AS would answer with the response as well generating
-        // another 1501 and so forth.
-        // Therefor return it as TXT.
-        response.setContentType("text/plain");
-        response.setCharacterEncoding("UTF-8");
-        response.getWriter().println("Das detached XML kann nicht direkt durch die BKU geschliffen werden, weil diese es als Request interpretieren w�rde. Daher das XML als Text:");
-        response.getWriter().println(si.si.getSignSignatureObject().response_properties.getProperty(BKUPostConnection.RESPONSE_STRING_KEY));
-      }
-      else
-      {
-         // tzefferer: If PDF-AS has been called by an external web-application, we do not 
-         //            redirect to download.jsp but return the sign-response immediately
-         if (si.exappinf != null) {
-            log.debug("Entering external application interface mode. Skipping redirection to download page.");
-            SignServletHelper.returnSignResponse(si, request, response);
-            
-            // Not needed due to redirection of returnSignResponse.
-            // Just to clarify that there must not be any code after returnSignResponse.
-            return;
-         } else {
-            log.debug("Preparing download page.");
-            HttpSession session = request.getSession(true);
-            log.debug("Putting signed document into session (" + session.getId() + ").");
-            session.setAttribute(SessionAttributes.SIGNED_PDF_DOCUMENT, si);
-            String downloadURL = response.encodeRedirectURL(LocalRequestHelper.getLocalContextAddress(request, response) + "/ProvidePDF");
-            log.debug("Creating download URL \"" + downloadURL + "\".");
-            session.setAttribute(SessionAttributes.DOWNLOAD_URL_FOR_SIGNED_PDF_DOCUMENT, downloadURL);
-            temporaryRedirect(response.encodeRedirectURL(LocalRequestHelper.getLocalContextAddress(request, response) + "/jsp/download.jsp") , response);
-
-            // Not needed due to temporaryRedirect.
-            // Just to clarify that there must not be any code after temporaryRedirect.
-            return;
-         }
-         
-         // do not insert any code within this else block !
-      }
-    } else {
-        log.debug("No XMLResponse found. Do nothing.");
-     }
-  }
-  
-  protected void processVerify(HttpServletRequest request, HttpServletResponse response, VerifySessionInformation si) throws ServletException, IOException, ConnectorException, InvalidIDException
-  {
-    log.trace("processVerify");
-    
-    String xml_response = request.getParameter("XMLResponse"); //$NON-NLS-1$
-    log.debug("xml_response = " + xml_response); //$NON-NLS-1$
-
-    if (isNullResponse(xml_response))
-    {
-      log.debug("Received a NullOperationResponse -> answering with the first request."); //$NON-NLS-1$
-
-      assert si.currentLocalOperation.current_operation == 0;
-    }
-    else
-    {
-      log.debug("Recieved a normal response -> storing the response."); //$NON-NLS-1$
-
-      Properties response_properties = new Properties();
-      response_properties.setProperty(BKUPostConnection.RESPONSE_STRING_KEY, xml_response);
-
-      si.currentLocalOperation.finishCurrentOperation(response_properties);
-    }
-
-    if (!si.currentLocalOperation.isFinished())
-    {
-      log.debug("There are still requests to be performed -> answering with request #" + si.currentLocalOperation.current_operation); //$NON-NLS-1$
-
-      LocalRequest local_request = si.currentLocalOperation.getCurrentLocalRequest();
-
-      String request_string = local_request.getRequestString();
-
-      response.setContentType("text/xml");
-      response.setCharacterEncoding("UTF-8");
-      response.getWriter().println(request_string);
-    }
-    else
-    {
-      log.debug("All requests have been processed -> processing the responses."); //$NON-NLS-1$
-
-        
-        List results = new ArrayList();
-
-        for (int i = 0; i < si.currentLocalOperation.response_properties.length; i++)
-        {
-          SignatureHolder sh = (SignatureHolder) si.currentLocalOperation.holders_to_be_verified.get(i);
-          
-          PdfASID sig_kz = sh.getSignatureObject().getKZ();
-          String sig_id = sh.getSignatureObject().getSignationIds();
-          
-          LocalConnector c = ConnectorChooser.chooseLocalConnectorForVerify(si.connector, sig_kz, sig_id, si.type, "loc ref content not needed here"); //$NON-NLS-1$
-
-          SignatureResponse sig_resp = c.analyzeVerifyResponse(si.currentLocalOperation.response_properties[i]);
-          results.add(sig_resp);
-        }
-        
-        si.currentLocalOperation = null;
-
-        URL btlURL = new URL(LocalRequestHelper.getLocalContextAddress(request, response) + "/jsp/verifylist.jsp");
-        String backToListURL = response.encodeURL(btlURL.toString());
-
-        dispatchToResults(results, request, response, backToListURL);
-    }
-
-  }
-}