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authortzefferer <tzefferer@7b5415b0-85f9-ee4d-85bd-d5d0c3b42d1c>2007-07-27 08:58:12 +0000
committertzefferer <tzefferer@7b5415b0-85f9-ee4d-85bd-d5d0c3b42d1c>2007-07-27 08:58:12 +0000
commit55af1b61fbbee1a0c553ba463398e4646c692224 (patch)
tree152f7798a433ea69559be3672471642f4da6763c /src/main/java/at/knowcenter/wag/egov/egiz/web/servlets
parent62c954ee75e852f8599083591c64fb0381c0c989 (diff)
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git-svn-id: https://joinup.ec.europa.eu/svn/pdf-as/trunk@164 7b5415b0-85f9-ee4d-85bd-d5d0c3b42d1c
Diffstat (limited to 'src/main/java/at/knowcenter/wag/egov/egiz/web/servlets')
-rw-r--r--src/main/java/at/knowcenter/wag/egov/egiz/web/servlets/SignServlet.java176
1 files changed, 151 insertions, 25 deletions
diff --git a/src/main/java/at/knowcenter/wag/egov/egiz/web/servlets/SignServlet.java b/src/main/java/at/knowcenter/wag/egov/egiz/web/servlets/SignServlet.java
index a98fb79..54be8df 100644
--- a/src/main/java/at/knowcenter/wag/egov/egiz/web/servlets/SignServlet.java
+++ b/src/main/java/at/knowcenter/wag/egov/egiz/web/servlets/SignServlet.java
@@ -17,8 +17,11 @@
*/
package at.knowcenter.wag.egov.egiz.web.servlets;
+import java.io.BufferedInputStream;
+import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.IOException;
+import java.io.InputStream;
import java.io.Serializable;
import java.io.UnsupportedEncodingException;
import java.net.URL;
@@ -54,6 +57,7 @@ import at.knowcenter.wag.egov.egiz.framework.SignResult;
import at.knowcenter.wag.egov.egiz.framework.Signator;
import at.knowcenter.wag.egov.egiz.framework.SignatorFactory;
import at.knowcenter.wag.egov.egiz.framework.signators.DetachedSignator_1_0_0;
+import at.knowcenter.wag.egov.egiz.pdf.TablePos;
import at.knowcenter.wag.egov.egiz.sig.ConnectorFactory;
import at.knowcenter.wag.egov.egiz.sig.SignatureData;
import at.knowcenter.wag.egov.egiz.sig.SignatureDataImpl;
@@ -65,9 +69,11 @@ import at.knowcenter.wag.egov.egiz.sig.connectors.bku.EnvelopedBase64BKUConnecto
import at.knowcenter.wag.egov.egiz.sig.connectors.bku.LocRefDetachedBKUConnector;
import at.knowcenter.wag.egov.egiz.sig.connectors.moa.DetachedLocRefMOAConnector;
import at.knowcenter.wag.egov.egiz.tools.CodingHelper;
+import at.knowcenter.wag.egov.egiz.web.ExternAppInformation;
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.PDFContainer;
import at.knowcenter.wag.egov.egiz.web.SessionAttributes;
import at.knowcenter.wag.egov.egiz.web.SessionInformation;
@@ -91,7 +97,7 @@ public class SignServlet extends HttpServlet
* The log.
*/
private static Log log = LogFactory.getLog(SignServlet.class);
-
+
protected void dispatch(HttpServletRequest request,
HttpServletResponse response, String resource) throws ServletException, IOException
{
@@ -172,9 +178,72 @@ public class SignServlet extends HttpServlet
*/
public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException
{
- try
- {
- UploadedData ud = retrieveUploadedDataFromRequest(request);
+ UploadedData ud = null;
+ ExternAppInformation exappinf = null;
+ TablePos pos = null;
+
+ // check if pdf-as has been called by external webapp
+ if(request.getParameter(FormFields.FIELD_PDF_URL) != null) {
+
+ String preview = (String) request.getParameter(FormFields.FIELD_PREVIEW);
+ String sig_type = (String) request.getParameter(FormFields.FIELD_SIGNATURE_TYPE);
+ String sig_app = (String) request.getParameter(FormFields.FIELD_CONNECTOR);
+ String sig_mode = (String) request.getParameter(FormFields.FIELD_MODE);
+ String filename = (String) request.getParameter(FormFields.FIELD_FILENAME);
+ String pdf_url = (String) request.getParameter(FormFields.FIELD_PDF_URL);
+ String pdf_id = (String) request.getParameter(FormFields.FIELD_PDF_ID);
+ String pdf_length = (String) request.getParameter(FormFields.FIELD_FILE_LENGTH);
+ String invoke_url = (String) request.getParameter(FormFields.FIELD_INVOKE_APP_URL);
+ String session_id = (String) request.getParameter(FormFields.FIELD_SESSION_ID);
+ String sig_pos_y = (String) request.getParameter(FormFields.FIELD_SIGPOS_Y);
+ String sig_pos_p = (String) request.getParameter(FormFields.FIELD_SIGPOS_P);
+
+ try {
+ pos = new TablePos("y:" + sig_pos_y +";p:" + sig_pos_p);
+ } catch (PDFDocumentException e) {
+ log.warn("Uanable to create signature position object: " + e.getMessage());
+ }
+
+ String query = pdf_url + "&" + FormFields.FIELD_PDF_ID + "=" + pdf_id;
+
+ byte[] extern_pdf = new byte[Integer.parseInt(pdf_length)];
+ URL source_url = new URL(query);
+ InputStream is = source_url.openStream();
+
+ extern_pdf = toByteArray(is);
+
+ // set UploadedData object...
+ UploadedData ud_extern = new UploadedData();
+
+ ud_extern.file_name = filename;
+ ud_extern.pdf = extern_pdf;
+ ud_extern.preview = preview.equalsIgnoreCase("true") ? true : false;
+ ud_extern.sig_app = sig_app;
+ ud_extern.sig_mode = sig_mode;
+ ud_extern.sig_type = sig_type;
+
+ ud = ud_extern;
+
+ exappinf = new ExternAppInformation(invoke_url,pdf_id, session_id);
+ }
+ else {
+
+ try
+ {
+ // tzefferer: modified
+ //UploadedData ud = retrieveUploadedDataFromRequest(request);
+ UploadedData ud_form = retrieveUploadedDataFromRequest(request);
+ ud = ud_form;
+ // end modify
+
+ } catch(Exception e) {
+ // Error retrieving data
+ request.setAttribute("error", "Fehler beim Upload der Daten");
+ request.setAttribute("cause", "Beim Upload der Daten ist ein Fehler aufgetreten.");
+ dispatch(request, response, "/jsp/error.jsp");
+ }
+ }
+ try {
PdfAS.applyStrictMode(ud.pdf);
@@ -186,6 +255,11 @@ public class SignServlet extends HttpServlet
si.type = ud.sig_type;
si.filename = formatFileName(ud.file_name);
si.download_inline = ud.download_inline;
+
+ // added tzefferer:
+ si.exappinf = exappinf;
+ si.pos = pos;
+ // end add
request.getSession().setAttribute(SessionAttributes.ATTRIBUTE_SESSION_INFORMATION, si);
@@ -213,12 +287,6 @@ public class SignServlet extends HttpServlet
finishSign(si, request, response, getServletContext());
}
- catch (FileUploadException e)
- {
- request.setAttribute("error", "Fehler beim Upload der Daten");
- request.setAttribute("cause", "Beim Upload der Daten ist ein Fehler aufgetreten.");
- dispatch(request, response, "/jsp/error.jsp");
- }
catch (PresentableException e)
{
e.printStackTrace();
@@ -227,6 +295,12 @@ public class SignServlet extends HttpServlet
}
}
+ // tzefferer:added
+ public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
+ doPost(request, response);
+ }
+ // end add
+
protected UploadedData retrieveUploadedDataFromRequest(
HttpServletRequest request) throws ServletException, UnsupportedEncodingException, FileUploadException, PDFDocumentException
{
@@ -376,8 +450,11 @@ public class SignServlet extends HttpServlet
PdfASID algorithm = FormFields.translateSignatureModeToPdfASID(si.mode);
Signator signator = SignatorFactory.createSignator(algorithm);
- si.iui = signator.prepareSign(si.pdf, si.type, null, ConnectorFactory.needsSIG_ID(si.connector));
-
+
+ //tzefferer: modified
+ //si.iui = signator.prepareSign(si.pdf, si.type, null, ConnectorFactory.needsSIG_ID(si.connector));
+ si.iui = signator.prepareSign(si.pdf, si.type, si.pos, ConnectorFactory.needsSIG_ID(si.connector));
+ // end modify
log.debug("prepareSign finished."); //$NON-NLS-1$
}
@@ -541,22 +618,71 @@ public class SignServlet extends HttpServlet
String file_name = formatFileNameForSignResult(si.filename, sign_result);
- // The name parameter is actually deprecated in favour of
- // Content-Disposition filename
- // Unfortunately Acrobat reader does recognize neither of these parameters
- // with its inline save-as. It always takes the page name.
- response.setContentType(sign_result.getMimeType() + "; name=\"" + file_name + "\"");
- if (si.download_inline)
- {
- response.addHeader("Content-Disposition", "inline; filename=\"" + file_name + "\"");
- }
- else
- {
- response.addHeader("Content-Disposition", "attachment; filename=\"" + file_name + "\"");
+ // tzefferer: added condition
+ if (si.exappinf == null) {
+
+ // The name parameter is actually deprecated in favour of
+ // Content-Disposition filename
+ // Unfortunately Acrobat reader does recognize neither of these parameters
+ // with its inline save-as. It always takes the page name.
+ response.setContentType(sign_result.getMimeType() + "; name=\"" + file_name + "\"");
+ if (si.download_inline)
+ {
+ response.addHeader("Content-Disposition", "inline; filename=\"" + file_name + "\"");
+ }
+ else
+ {
+ response.addHeader("Content-Disposition", "attachment; filename=\"" + file_name + "\"");
+ }
+ response.getOutputStream().write(sign_result.getData());
+ // tzefferer: added else-block
+ } else {
+ SignResult sr = si.sign_result;
+ byte[] signed_pdf = sr.getData();
+ PDFContainer entry = new PDFContainer(signed_pdf, si.exappinf.pdf_id);
+ ProvidePDFServlet.signedDocuments.add(entry);
+
+ // notify webapp...
+ String invoke_url = si.exappinf.invoke_url;
+
+ String providePDFServlet = "ProvidePDF";
+ String pdf_id = String.valueOf(si.exappinf.pdf_id);
+ String session_id = si.exappinf.session_id;
+
+ // build URL
+ int ind = invoke_url.indexOf("?");
+ String query = invoke_url.substring(0, ind) + ";jsessionid=" + session_id + invoke_url.substring(ind) + "&" + FormFields.FIELD_PDF_URL + "=" + providePDFServlet + "&" + FormFields.FIELD_PDF_ID + "=" + pdf_id + "&" + FormFields.FIELD_FILE_LENGTH + "=" + signed_pdf.length;
+
+ response.sendRedirect(query);
+
}
- response.getOutputStream().write(sign_result.getData());
}
+
+
+ // tzefferer: added
+ public static byte[] toByteArray(InputStream inputStream) throws IOException {
+
+ if(inputStream == null) {
+ return null;
+ }
+
+ ByteArrayOutputStream out = new ByteArrayOutputStream(8192);
+ int n;
+ byte[] buffer = new byte[2048];
+ BufferedInputStream bufIn = new BufferedInputStream(inputStream);
+ try {
+ while ((n = bufIn.read(buffer)) != -1) {
+ out.write(buffer, 0, n);
+ }
+ } finally {
+ if(bufIn != null) {
+ bufIn.close();
+ }
+ }
+ return out.toByteArray();
+ }
+ // end add
protected static class UploadedData
{