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authorThomas Lenz <thomas.lenz@egiz.gv.at>2018-12-06 15:22:06 +0100
committerThomas Lenz <thomas.lenz@egiz.gv.at>2018-12-06 15:22:06 +0100
commitab7b4927a5790764afa0dc2076d3fad2ac293c61 (patch)
tree0c872935a7644ae968a06965b9c1eaa981c98741 /pdf-as-web/src/main/java/at/gv/egiz/pdfas
parent59f7d7950326fb292301613d4d22dca74a75745c (diff)
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add 'direct' mode to provide signed PDF documents
Diffstat (limited to 'pdf-as-web/src/main/java/at/gv/egiz/pdfas')
-rw-r--r--pdf-as-web/src/main/java/at/gv/egiz/pdfas/web/helper/PdfAsHelper.java44
-rw-r--r--pdf-as-web/src/main/java/at/gv/egiz/pdfas/web/helper/PdfAsParameterExtractor.java6
-rw-r--r--pdf-as-web/src/main/java/at/gv/egiz/pdfas/web/servlets/ExternSignServlet.java4
-rw-r--r--pdf-as-web/src/main/java/at/gv/egiz/pdfas/web/servlets/ProvidePDFServlet.java22
4 files changed, 70 insertions, 6 deletions
diff --git a/pdf-as-web/src/main/java/at/gv/egiz/pdfas/web/helper/PdfAsHelper.java b/pdf-as-web/src/main/java/at/gv/egiz/pdfas/web/helper/PdfAsHelper.java
index d327e27d..8f8850ed 100644
--- a/pdf-as-web/src/main/java/at/gv/egiz/pdfas/web/helper/PdfAsHelper.java
+++ b/pdf-as-web/src/main/java/at/gv/egiz/pdfas/web/helper/PdfAsHelper.java
@@ -56,6 +56,7 @@ import org.apache.commons.codec.binary.Base64;
import org.apache.commons.io.FileUtils;
import org.apache.commons.io.IOUtils;
import org.apache.commons.lang3.StringEscapeUtils;
+import org.apache.commons.lang3.StringUtils;
import org.apache.http.entity.ContentType;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@@ -136,6 +137,7 @@ public class PdfAsHelper {
private static final String PDF_VER_RESP = "PDF_VER_RESP";
private static final String PDF_INVOKE_URL = "PDF_INVOKE_URL";
private static final String PDF_INVOKE_TARGET = "PDF_INVOKE_TARGET";
+ private static final String PDF_RESPONSE_MODE = "PDF_RESPONSE_MODE";
private static final String REQUEST_FROM_DU = "REQ_DATA_URL";
private static final String SIGNATURE_DATA_HASH = "SIGNATURE_DATA_HASH";
private static final String SIGNATURE_ACTIVE = "SIGNATURE_ACTIVE";
@@ -143,6 +145,9 @@ public class PdfAsHelper {
private static final String QRCODE_CONTENT = "QR_CONT";
public static final String PDF_SESSION_PREFIX = "PDF_SESSION_";
+
+ public enum PDF_RESPONSE_MODES {htmlform, direct};
+
private static final Logger logger = LoggerFactory
.getLogger(PdfAsHelper.class);
@@ -1543,6 +1548,43 @@ public class PdfAsHelper {
return obj == null ? null : obj.toString();
}
+ public static void setResponseMode(HttpServletRequest request,
+ HttpServletResponse response, String responseMode) {
+
+ PDF_RESPONSE_MODES mode = PDF_RESPONSE_MODES.htmlform;
+ if (StringUtils.isNotEmpty(responseMode)) {
+ try {
+ mode = PDF_RESPONSE_MODES.valueOf(responseMode);
+
+ } catch (Exception e) {
+ logger.warn("HTTP parameter 'responsemode' has an unsupported value: " + responseMode
+ + ". Use default value: " + mode.toString());
+
+ }
+ }
+
+ HttpSession session = request.getSession();
+ session.setAttribute(PDF_RESPONSE_MODE , mode);
+ logger.debug("External ResponseMode: " + mode.toString());
+
+ }
+
+ public static PDF_RESPONSE_MODES getResponseMode(HttpServletRequest request,
+ HttpServletResponse response) {
+ HttpSession session = request.getSession();
+ Object obj = session.getAttribute(PDF_RESPONSE_MODE);
+
+ if (obj == null) {
+ logger.debug("'responseMode' parameter is 'null'. Use defaultvalue: " + PDF_RESPONSE_MODES.htmlform.toString());
+ return PDF_RESPONSE_MODES.htmlform;
+
+ } else {
+ logger.debug("'responseMode' parameter is " + ((PDF_RESPONSE_MODES) obj).toString());
+ return (PDF_RESPONSE_MODES) obj;
+ }
+
+ }
+
private static String generateURL(HttpServletRequest request,
HttpServletResponse response, String Servlet) {
HttpSession session = request.getSession();
@@ -1852,4 +1894,6 @@ public class PdfAsHelper {
}
}
+
+
}
diff --git a/pdf-as-web/src/main/java/at/gv/egiz/pdfas/web/helper/PdfAsParameterExtractor.java b/pdf-as-web/src/main/java/at/gv/egiz/pdfas/web/helper/PdfAsParameterExtractor.java
index ee41a8cf..b50b7dbd 100644
--- a/pdf-as-web/src/main/java/at/gv/egiz/pdfas/web/helper/PdfAsParameterExtractor.java
+++ b/pdf-as-web/src/main/java/at/gv/egiz/pdfas/web/helper/PdfAsParameterExtractor.java
@@ -50,6 +50,8 @@ public class PdfAsParameterExtractor {
public static final String PARAM_INVOKE_URL = "invoke-app-url";
public static final String PARAM_INVOKE_URL_TARGET = "invoke-app-url-target";
public static final String PARAM_INVOKE_URL_ERROR = "invoke-app-error-url";
+ public static final String PARAM_RESPONSE_MODE = "responsemode";
+
public static final String PARAM_VERIFY_LEVEL = "verify-level";
public static final String PARAM_VERIFY_LEVEL_OPTION_FULL = "full";
@@ -239,4 +241,8 @@ public class PdfAsParameterExtractor {
public static String getSigIdx(HttpServletRequest request) {
return (String)request.getAttribute(PARAM_SIG_IDX);
}
+
+ public static String getResonseMode(HttpServletRequest request) {
+ return (String)request.getAttribute(PARAM_RESPONSE_MODE);
+ }
}
diff --git a/pdf-as-web/src/main/java/at/gv/egiz/pdfas/web/servlets/ExternSignServlet.java b/pdf-as-web/src/main/java/at/gv/egiz/pdfas/web/servlets/ExternSignServlet.java
index 1d2ab14e..d1345eef 100644
--- a/pdf-as-web/src/main/java/at/gv/egiz/pdfas/web/servlets/ExternSignServlet.java
+++ b/pdf-as-web/src/main/java/at/gv/egiz/pdfas/web/servlets/ExternSignServlet.java
@@ -336,6 +336,10 @@ public class ExternSignServlet extends HttpServlet {
String locale = PdfAsParameterExtractor.getLocale(request);
PdfAsHelper.setLocale(request, response, locale);
+ String responseMode = PdfAsParameterExtractor.getResonseMode(request);
+ PdfAsHelper.setResponseMode(request, response, responseMode);
+
+
//read and set placholder web id
String placeholder_id = PdfAsParameterExtractor.getPlaceholderId(request);
PlaceholderWebConfiguration.setValue(IConfigurationConstants.PLACEHOLDER_WEB_ID, placeholder_id);
diff --git a/pdf-as-web/src/main/java/at/gv/egiz/pdfas/web/servlets/ProvidePDFServlet.java b/pdf-as-web/src/main/java/at/gv/egiz/pdfas/web/servlets/ProvidePDFServlet.java
index 815d532e..7262586d 100644
--- a/pdf-as-web/src/main/java/at/gv/egiz/pdfas/web/servlets/ProvidePDFServlet.java
+++ b/pdf-as-web/src/main/java/at/gv/egiz/pdfas/web/servlets/ProvidePDFServlet.java
@@ -27,6 +27,7 @@ import java.io.IOException;
import java.net.URL;
import java.net.URLEncoder;
+import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
@@ -90,12 +91,21 @@ public class ProvidePDFServlet extends HttpServlet {
logger.warn(invokeURL + " is not allowed by whitelist");
}
- String template = PdfAsHelper.getProvideTemplate();
- template = template.replace(PDF_DATA_URL, PdfAsHelper.generatePdfURL(request, response));
- // Deliver to Browser directly!
- response.setContentType("text/html");
- response.getWriter().write(template);
- response.getWriter().close();
+ if (PdfAsHelper.getResponseMode(request, response).equals(PdfAsHelper.PDF_RESPONSE_MODES.htmlform)) {
+ String template = PdfAsHelper.getProvideTemplate();
+ template = template.replace(PDF_DATA_URL, PdfAsHelper.generatePdfURL(request, response));
+ // Deliver to Browser directly!
+ response.setContentType("text/html");
+ response.getWriter().write(template);
+ response.getWriter().close();
+
+ } else {
+ logger.debug("PDFResult directMode: Forward to PDFData Servlet directly");
+ RequestDispatcher dispatcher = getServletContext().getRequestDispatcher("/PDFData");
+ dispatcher.forward(request, response);
+
+ }
+
} else {
// Redirect Browser
String template = PdfAsHelper.getInvokeRedirectTemplateSL();