From 07e6b72e9f0d3edb1e6295d4c27d1e7675b79543 Mon Sep 17 00:00:00 2001
From: Thomas Lenz <tlenz@iaik.tugraz.at>
Date: Wed, 24 Feb 2016 13:19:11 +0100
Subject: update error messageing into Web-browser

---
 .../moa/id/auth/servlet/AbstractController.java    | 42 +++++++++++++++++-----
 1 file changed, 34 insertions(+), 8 deletions(-)

(limited to 'id/server/idserverlib/src/main/java/at/gv')

diff --git a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/servlet/AbstractController.java b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/servlet/AbstractController.java
index 8c0708fd5..49035aba3 100644
--- a/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/servlet/AbstractController.java
+++ b/id/server/idserverlib/src/main/java/at/gv/egovernment/moa/id/auth/servlet/AbstractController.java
@@ -56,6 +56,7 @@ import at.gv.egovernment.moa.id.protocols.AbstractAuthProtocolModulController;
 import at.gv.egovernment.moa.id.protocols.pvp2x.exceptions.AuthnRequestValidatorException;
 import at.gv.egovernment.moa.id.storage.ITransactionStorage;
 import at.gv.egovernment.moa.id.util.ErrorResponseUtils;
+import at.gv.egovernment.moa.id.util.MOAIDMessageProvider;
 import at.gv.egovernment.moa.id.util.Random;
 import at.gv.egovernment.moa.id.util.ServletUtils;
 import at.gv.egovernment.moa.id.util.VelocityProvider;
@@ -98,7 +99,7 @@ public abstract class AbstractController extends MOAIDAuthConstants {
 	}
 	
 	@ExceptionHandler({IOException.class})
-	public void IOExceptionHandler(HttpServletResponse resp, IOException exception) {
+	public void IOExceptionHandler(HttpServletResponse resp, Throwable exception) {
 		Logger.error("Internel Server Error." , exception);
 		resp.setContentType("text/html;charset=UTF-8");
 		resp.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
@@ -136,8 +137,11 @@ public abstract class AbstractController extends MOAIDAuthConstants {
 			String redirectURL = null;
 			redirectURL = ServletUtils.getBaseUrl(req);	
 			redirectURL += "/"+AbstractAuthProtocolModulController.FINALIZEPROTOCOL_ENDPOINT 
-					+ "?" + ERROR_CODE_PARAM + "=" + key 
-					+ "&" + MOAIDAuthConstants.PARAM_TARGET_PENDINGREQUESTID + "=" + pendingRequestID;
+					+ "?" + ERROR_CODE_PARAM + "=" + key;
+			
+			//only add pending-request Id if it exists 
+			if (MiscUtil.isNotEmpty(pendingRequestID))							
+				redirectURL += "&" + MOAIDAuthConstants.PARAM_TARGET_PENDINGREQUESTID + "=" + pendingRequestID;
 
 			resp.setContentType("text/html");
 			resp.setStatus(302);
@@ -178,8 +182,13 @@ public abstract class AbstractController extends MOAIDAuthConstants {
 		if (throwable instanceof MOAIDException || throwable instanceof ProcessExecutionException)
 			internalMOAIDExceptionHandler(req, resp, (Exception)throwable, false);
 		
-		else
-			GenericExceptionHandler(resp, (Exception)throwable);
+		else {
+			//write generic message for general exceptions
+			String msg = MOAIDMessageProvider.getInstance().getMessage("internal.00", null);			
+			writeHTMLErrorResponse(resp, msg, "9199", (Exception) throwable);
+			
+		}
+			
 	}
 	
 	/**
@@ -213,7 +222,22 @@ public abstract class AbstractController extends MOAIDAuthConstants {
 				" | Description=" + descr + ")");
 		
 	}
+	
+	private void writeHTMLErrorResponse(HttpServletResponse httpResp, String msg, String errorCode, Exception error) throws IOException {
+		VelocityContext context = new VelocityContext();
 		
+		//add errorcode and errormessage
+		context.put("errorMsg", msg);
+		context.put("errorCode", errorCode);
+		
+		//add stacktrace if debug is enabled
+		if (Logger.isTraceEnabled()) {
+			context.put("stacktrace", getStacktraceFromException(error));
+			
+		}
+		
+	}
+	
 	private void writeHTMLErrorResponse(HttpServletResponse httpResp, Exception error) throws IOException {		
 		VelocityContext context = new VelocityContext();
 		
@@ -222,11 +246,13 @@ public abstract class AbstractController extends MOAIDAuthConstants {
 		context.put("errorCode", ErrorResponseUtils.getInstance().getResponseErrorCode(error));
 		
 		//add stacktrace if debug is enabled
-		if (Logger.isDebugEnabled()) {
+		if (Logger.isTraceEnabled()) {
 			context.put("stacktrace", getStacktraceFromException(error));
 			
 		}
-		
+	}
+	
+	private void writeHTMLErrorResponse(HttpServletResponse httpResp, VelocityContext context) throws IOException {
 		try {						
 			InputStream is = null;
 			String pathLocation = null;
@@ -260,7 +286,7 @@ public abstract class AbstractController extends MOAIDAuthConstants {
 			}			
 		} catch (Exception e) {
 			Logger.error("Error-message form can not created.", e);
-			GenericExceptionHandler(httpResp, error);
+			IOExceptionHandler(httpResp, e);
 			
 		}		
 	}
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