1 files changed, 0 insertions, 428 deletions
diff --git a/erecht.client.ss/src/at/gv/egovernment/moa/ss/erechtclient/servlets/Dispatcher.java b/erecht.client.ss/src/at/gv/egovernment/moa/ss/erechtclient/servlets/Dispatcher.java
deleted file mode 100644
index 23c4dbb53..000000000
--- a/erecht.client.ss/src/at/gv/egovernment/moa/ss/erechtclient/servlets/Dispatcher.java
+++ /dev/null
@@ -1,428 +0,0 @@
-/*
- * Created on 25.11.2003
- *
- * (c) Stabsstelle IKT-Strategie des Bundes
- */
-package at.gv.egovernment.moa.ss.erechtclient.servlets;
-
-import java.io.File;
-import java.io.FileInputStream;
-import java.io.FileNotFoundException;
-import java.io.FileOutputStream;
-import java.io.IOException;
-import java.io.InputStream;
-import java.util.ArrayList;
-import java.util.Hashtable;
-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.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.log4j.Logger;
-import org.w3c.dom.Attr;
-import org.w3c.dom.Document;
-import org.w3c.dom.Element;
-import org.w3c.dom.NodeList;
-
-import at.gv.egovernment.moa.ss.erechtclient.ERechtClientException;
-import at.gv.egovernment.moa.ss.erechtclient.init.Constants;
-import at.gv.egovernment.moa.ss.erechtclient.moainvoker.MOAInvoker;
-import at.gv.egovernment.moa.ss.erechtclient.moainvoker.RequestBuilder;
-import at.gv.egovernment.moa.ss.erechtclient.util.DOMUtils;
-import at.gv.egovernment.moa.ss.erechtclient.util.Utils;
-import at.gv.egovernment.moa.ss.erechtclient.util.XPathUtils;
-
-/**
- * @author Gregor Karlinger (mailto:gregor.karlinger@cio.gv.at) 
- */
-public class Dispatcher extends HttpServlet
-{
-  private static Logger logger_ = Logger.getLogger(Constants.LH_SERVLETS_);
-  
-  private static final String XPATH_ALL_IMGS_ =  "//" + Constants.NSPRE_XMLBGBL_ + ":" + Constants.XML_LN_XMLBGBL_IMG_;
-  
-  private static final String FN_XMLBGBL_ = "xMLBGBl";
-  private static final String FN_STYLESHEET_ = "stylesheet";
-  private static final String FN_IMAGE_ = "image.";
-  private static final String FN_XMLSIG_ = "signature";
-
-  private static final String TS_XMLBGBL_ = "xml";
-  private static final String TS_STYLESHEET_ = "xsl";
-  private static final String TS_IMAGE_ = "img";
-  private static final String TS_XMLSIG_ = "xml";
-  
-  private static final String LN_XMLSIG_ = "Signature";
-  private static final String LN_SIGENV_ = "SignatureEnvironment";
-
-  public Dispatcher()
-  {
-    super();
-  }
-
-  /* ---------------------------------------------------------------------------------------------------- */
-
-  public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException
-  {
-    try {
-      String screenName = request.getServletPath();
-      if (Constants.SRVN_UPLOAD_XML_.equals(screenName))
-      {
-        // Invalidate session if one exist from a previous use of the web application
-        HttpSession session = ((HttpServletRequest) request).getSession(false);
-        if (session != null) session.invalidate();
-        
-        RequestDispatcher dispatcher = request.getRequestDispatcher(Constants.JSPPN_UPLOAD_XML_);
-        dispatcher.forward(request, response);
-      }
-      else
-      {
-        String message = "Unproper use of servlet \"" + screenName + "\". Please start with servlet \"" + 
-          Constants.SRVN_UPLOAD_XML_ + "\".";
-        throw new ERechtClientException(message);
-      }
-    } 
-    catch (Exception e)
-    {
-      Utils.returnErrorPage(request, response, e);
-    }
-    
-  }
-  /* ---------------------------------------------------------------------------------------------------- */
-
-  public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException
-  {
-    try 
-    {
-      String screenName = request.getServletPath();
-      if (Constants.SRVN_UPLOAD_XML_.equals(screenName))
-      {
-        // Evaluate uploaded XML BGBl
-        HttpSession session = request.getSession(true);
-
-        // Read BGBl XML upload from POST request
-        List params = parseParameters(request);
-        FileItem xMLBGBlFI = getFileItem(Constants.FPN_UPLOAD_XML_XMLBGBL_, params);
-        String xMLBGBlFileName = saveFileItem(xMLBGBlFI, FN_XMLBGBL_, TS_XMLBGBL_, session.getId(), this.getServletContext());
-        session.setAttribute(Constants.SCP_XMLBGBL_FNAME_, xMLBGBlFileName);
-        
-        // Read stylesheet upload from POST request
-        FileItem stylesheetFI = getFileItem(Constants.FPN_UPLOAD_STYLESHEET_, params);
-        if (stylesheetFI.getName() != null && !"".equals(stylesheetFI.getName().trim()))
-        {
-          // Stylesheet has been uploaded
-          String stylesheetFileName = saveFileItem(stylesheetFI, FN_STYLESHEET_, TS_STYLESHEET_, session.getId(), this.getServletContext());
-          session.setAttribute(Constants.SCP_STYLESHEET_FNAME_, stylesheetFileName);
-        }
-        
-        // Scan BGBl XML for potential images
-        Document xMLBGBlDoc = parseXMLBGBlDocument(xMLBGBlFileName, this.getServletContext());
-        ArrayList imageNames = scanXMLBGBlForImages(xMLBGBlDoc); 
-        
-        if (!imageNames.isEmpty())
-        {
-          // Images exist in the BGBl XML, therefore continue with image upload
-          session.setAttribute(Constants.SCP_IMAGE_NAMES_LIST_, imageNames);
-          RequestDispatcher dispatcher = request.getRequestDispatcher(Constants.JSPPN_UPLOAD_IMG_);
-          dispatcher.forward(request, response);
-          return;
-        }
-        else
-        {
-          // Indicate with empty List in session that there are no images available
-          session.setAttribute(Constants.SCP_IMAGES_LIST_, new ArrayList(0));
-        }
-      }
-      else if (Constants.SRVN_UPLOAD_IMG_.equals(screenName))
-      {
-        HttpSession session = ((HttpServletRequest) request).getSession(false);
-        if (session == null) 
-        {
-          String message = "Could not read session object.";
-          throw new ERechtClientException(message);
-        }
-        
-        List images = parseImageParameters(request, this.getServletContext()); 
-        session.setAttribute(Constants.SCP_IMAGES_LIST_, images);
-      }
-      else
-      {
-        String message = "Unproper use of servlet \"" + screenName + "\". Please start with servlet \"" + 
-        Constants.SRVN_UPLOAD_XML_ + "\".";
-        logger_.error(message);
-        throw new ERechtClientException(message);
-      }
-      
-      // Create and store signature 
-      HttpSession session = request.getSession(false);
-      Document signatureResponse = createXMLSignature(request, session);
-      String signatureFileName = saveXMLSignature(signatureResponse, session.getId(), this.getServletContext());
-      Properties initProps = (Properties) this.getServletContext().getAttribute(Constants.WSCP_INIT_PROPS_);
-      String webAppHostPortFromMOASS = Utils.readInitProperty(initProps, Constants.IP_WEBAPP_HOST_PORT_FROM_MOA_SS_, logger_);
-      session.setAttribute(Constants.SCP_SIGNATURE_URL_, webAppHostPortFromMOASS + request.getContextPath() + signatureFileName);
-      
-      // Dispatch Download JSP page
-      RequestDispatcher dispatcher = request.getRequestDispatcher(Constants.JSPPN_DOWNLOAD_SIG_);
-      dispatcher.forward(request, response);
-    } 
-    catch (Exception e) 
-    {
-     Utils.returnErrorPage(request, response, e);
-    }
-  }
-
-  private Document createXMLSignature(HttpServletRequest request, HttpSession session) throws ERechtClientException 
-  {
-    RequestBuilder requestBuilder = new RequestBuilder(this.getServletContext(), request.getContextPath());
-    String xMLBGBlFileName = (String) session.getAttribute(Constants.SCP_XMLBGBL_FNAME_);
-    if (xMLBGBlFileName == null)
-    {
-      String message = "Could not read XML BGBl file name from session.";
-      logger_.error(message);
-      throw new ERechtClientException(message);
-    }
-    requestBuilder.setXMLDocument(xMLBGBlFileName);
-
-    String stylesheetFileName = (String) session.getAttribute(Constants.SCP_STYLESHEET_FNAME_);
-    if (stylesheetFileName != null)
-    {
-      requestBuilder.setStylesheet(stylesheetFileName);
-    }
-    else
-    {
-      requestBuilder.useDefaultStylesheet();
-    }
-
-    List images = (List) session.getAttribute(Constants.SCP_IMAGES_LIST_);
-    if (images == null)
-    {
-      String message = "Could not read images from session.";
-      logger_.error(message);
-      throw new ERechtClientException(message);
-    }
-    Iterator imagesIt = images.iterator();
-    while (imagesIt.hasNext()) 
-    {
-      Image currImg = (Image) imagesIt.next();
-      requestBuilder.addImage(currImg.name_, currImg.fileLocation_);
-    }
-    Document signatureRequest = requestBuilder.getRequest();
-    Properties initProps = (Properties) this.getServletContext().getAttribute(Constants.WSCP_INIT_PROPS_);
-    String serviceEndpoint = Utils.readInitProperty(initProps, Constants.IP_SS_ENDPOINT_, logger_);
-    String mOASchemaLoc = Utils.readInitProperty(initProps, Constants.IP_MOA_SCHEMA_, logger_);
-    String webAppHostPort = Utils.readInitProperty(initProps, Constants.IP_WEBAPP_HOST_PORT_, logger_);
-    Document signatureResponse = MOAInvoker.invokeSS(signatureRequest, serviceEndpoint, 
-        "file:" + this.getServletContext().getRealPath(mOASchemaLoc));
-    return signatureResponse;
-  }
-
-  private List parseImageParameters(HttpServletRequest request, ServletContext context) throws ERechtClientException
-  {
-    HttpSession session = request.getSession(false);
-    if (session == null) 
-    {
-      String message = "Could not read session object.";
-      throw new ERechtClientException(message);
-    }
-    
-    ArrayList imageNames = (ArrayList) session.getAttribute(Constants.SCP_IMAGE_NAMES_LIST_);
-    List params = parseParameters(request);
-    ArrayList images = new ArrayList(imageNames.size());
-    for (int i = 0; i < params.size(); i++)
-    {
-      FileItem currItem = (FileItem) params.get(i);
-      if (currItem.getFieldName().startsWith(Constants.FPN_UPLOAD_IMG_IMG_))
-      {
-        if (currItem.getSize() <= 0) 
-        {
-          String message = "No content received for image \"" + currItem.getFieldName() + "\".";
-          logger_.error(message);
-          throw new ERechtClientException(message);
-        }
-        String imgFileName = saveFileItem(currItem, FN_IMAGE_  + images.size(), TS_IMAGE_, session.getId(), context);
-        images.add(new Image(currItem.getFieldName().substring(Constants.FPN_UPLOAD_IMG_IMG_.length()), imgFileName));
-      }
-    }
-    
-    // Check if there is a file item for each image name
-    if (imageNames.size() != images.size())
-    {
-      String message = "No correct number of immages has been uploaded (Expected " + 
-        imageNames.size() + ", actually received " + images.size() + ").";
-      logger_.error(message);
-      throw new ERechtClientException(message);
-    }
-    
-    return images;
-  }
-
-  private Document parseXMLBGBlDocument(String docFileName, ServletContext context) throws ERechtClientException
-  {
-    // TODO Change to validating parsing?
-    // DOMParser xmlParser = (DOMParser) context.getAttribute(Constants.WSCP_XMLPARSER_);
-    // InputSource docInputSource = new InputSource(docIS);
-    Document parsedDoc = null;
-    try
-    {
-      // xmlParser.parse(docInputSource);
-      FileInputStream docIS = new FileInputStream(context.getRealPath(docFileName));
-      parsedDoc = DOMUtils.parseWellFormed(docIS);
-
-    }
-    catch (Exception e)
-    {
-      String message = "Parsing XML BGBl document failed.";
-      logger_.error(message, e);
-      throw new ERechtClientException(message, e);
-    }
-    
-    Element docElem = parsedDoc.getDocumentElement();
-    if (docElem.getNamespaceURI() != Constants.NSURI_XMLBGBL_ || docElem.getLocalName() != Constants.XML_LN_XMLBGBL_ROOT_)
-    {
-      String message = "XML BGBl has wrong root element (Local name equals \"" + docElem.getLocalName() + "\", NS-URI equals \"" + docElem.getNamespaceURI() + "\").";
-      logger_.error(message);
-      throw new ERechtClientException(message);
-    }
-    
-    return parsedDoc;
-  }
-  
-  private ArrayList scanXMLBGBlForImages(Document xMLBGBlDoc) throws ERechtClientException
-  {
-    // Get all bka:binary elements in XML BGBl document
-    NodeList imgElems;
-    try {
-      XPathUtils xpUtils = new XPathUtils();
-      String additionalNSPrefixes = Constants.NSPRE_XMLBGBL_ + " " + Constants.NSURI_XMLBGBL_;
-      xpUtils.setupContext(XPATH_ALL_IMGS_, xMLBGBlDoc.getDocumentElement(), additionalNSPrefixes);
-      imgElems = xpUtils.selectNodeSet(xMLBGBlDoc);
-    } 
-    catch (Exception e) 
-    {
-      String message = "Scanning for image elements in XML BGBl failed.";
-      logger_.error(message, e);
-      throw new ERechtClientException(message, e);
-    }  
-    
-    // Collect the file refs of all bka:binary elements (either in bka:binary/@ref or in bka:binary/bka:src)
-    ArrayList list = new ArrayList(imgElems.getLength());
-    for (int i = 0; i < imgElems.getLength(); i++)
-    {
-      Element currElem = (Element) imgElems.item(i);
-      Attr refAttr = currElem.getAttributeNodeNS(null, Constants.XML_LN_XMLBGBL_IMG_REF_);
-      if (refAttr != null)
-      {
-        list.add(i, refAttr.getValue());
-      }
-      else
-      {
-        list.add(DOMUtils.getChildText(currElem, Constants.NSURI_XMLBGBL_, Constants.XML_LN_XMLBGBL_IMG_SRC_));
-      }
-    }
-    return list;
-  }
-
-  private List parseParameters(HttpServletRequest request) throws ERechtClientException
-  {
-  
-    if (ServletFileUpload.isMultipartContent(request))
-    {
-      // Request is encoded as multipart/form-data
-      List items;
-      try
-      {
-        FileItemFactory factory = new DiskFileItemFactory();
-        ServletFileUpload upload = null;;
-        upload = new ServletFileUpload(factory);
-        items = upload.parseRequest(request);
-        return items;
-      }
-      catch (FileUploadException e)
-      {
-        String message = "Parsing HTML form parameter failed.";
-        logger_.error(message, e);
-        throw new ERechtClientException(message, e);
-      }
-    }
-    else
-    {
-      // Request must be encoded als multipart/form-data
-      throw new ERechtClientException("HTML form encoding is not mulitpart/form-data.");
-    }
-  }
-  
-  private FileItem getFileItem(String fileItemName, List fileItemParams)
-  {
-    Iterator iter = fileItemParams.iterator();
-    while (iter.hasNext())
-    {
-      FileItem currentFI = (FileItem) iter.next();
-      if (currentFI.getFieldName().equals(fileItemName)) return currentFI; 
-    }
-    return null;
-  }
-  
-  private String saveFileItem(FileItem fileItem, String name, String typeSuffix, String sessionId, 
-    ServletContext context) throws ERechtClientException
-  {
-    Properties initProps = (Properties) this.getServletContext().getAttribute(Constants.WSCP_INIT_PROPS_);
-    String tempDir = Utils.readInitProperty(initProps, Constants.IP_TEMP_DIR_, logger_);
-    String fileName = tempDir + sessionId + "." + name + "." + typeSuffix;
-    String realFileName = context.getRealPath(fileName);
-    try {
-      fileItem.write(new File(realFileName));
-    } catch (Exception e) 
-    {
-      String message = "Writing item \"" + name + "\" to file system failed.";
-      logger_.error(message, e);
-      throw new ERechtClientException(message, e);
-    }
-    return fileName;
-  }
-  
-  private String saveXMLSignature(Document mOAResponse, String sessionId, ServletContext context) 
-    throws ERechtClientException
-  {
-    Element sigEnvElem = DOMUtils.getChildElem(mOAResponse.getDocumentElement(), Constants.NSURI_MOA_13_, LN_SIGENV_);
-    Element signatureElem = DOMUtils.getChildElem(sigEnvElem, Constants.NSURI_DSIG_, LN_XMLSIG_);
-    
-    Properties initProps = (Properties) this.getServletContext().getAttribute(Constants.WSCP_INIT_PROPS_);
-    String tempDir = Utils.readInitProperty(initProps, Constants.IP_TEMP_DIR_, logger_);
-    String fileName = tempDir + sessionId + "." + FN_XMLSIG_ + "." + TS_XMLSIG_;
-    String realFileName = context.getRealPath(fileName);
-    try {
-      FileOutputStream fileOS = new FileOutputStream(realFileName);
-      MOAInvoker.serializeElement(signatureElem, fileOS);
-      fileOS.close();
-    } catch (Exception e) 
-    {
-      String message = "Writing xml signature to file system failed.";
-      logger_.error(message, e);
-      throw new ERechtClientException(message, e);
-    }
-    return fileName;
-  }
-  
-  class Image
-  {
-    public String name_;
-    public String fileLocation_;
-    
-    public Image(String name, String fileLocation)
-    {
-      name_ = name;
-      fileLocation_ = fileLocation;
-    }
-  }
-}