Index: lams_tool_chat/conf/xdoclet/servlet-mappings.xml
===================================================================
diff -u -ra0a0be32ed471e0f1cc93896f68e916016bef92f -rbf784a8c0762cda26d7d4c5af7c51004ec6bcc2b
--- lams_tool_chat/conf/xdoclet/servlet-mappings.xml	(.../servlet-mappings.xml)	(revision a0a0be32ed471e0f1cc93896f68e916016bef92f)
+++ lams_tool_chat/conf/xdoclet/servlet-mappings.xml	(.../servlet-mappings.xml)	(revision bf784a8c0762cda26d7d4c5af7c51004ec6bcc2b)
@@ -1,12 +1,12 @@
 <servlet-mapping>
 	<servlet-name>action</servlet-name>
-    <url-pattern>*.do</url-pattern>
+	<url-pattern>*.do</url-pattern>
 </servlet-mapping>
 
 <!--  FCKEditor Connector Configuration -->
 <servlet-mapping>
-    <servlet-name>Connector</servlet-name>
-    <url-pattern>/fckeditor/editor/filemanager/browser/default/connectors/jsp/connector</url-pattern>
+	<servlet-name>Connector</servlet-name>
+	<url-pattern>/fckeditor/editor/filemanager/browser/default/connectors/jsp/connector</url-pattern>
 </servlet-mapping>
 
 <servlet-mapping>
@@ -19,3 +19,8 @@
 	<servlet-name>Jabber HTTP Binding Servlet</servlet-name>
 	<url-pattern>/JHB/</url-pattern>
 </servlet-mapping>
+
+<servlet-mapping>
+	<servlet-name>exportPortfolio</servlet-name>
+	<url-pattern>/exportPortfolio</url-pattern>
+</servlet-mapping>
Index: lams_tool_chat/conf/xdoclet/servlets.xml
===================================================================
diff -u -ra0a0be32ed471e0f1cc93896f68e916016bef92f -rbf784a8c0762cda26d7d4c5af7c51004ec6bcc2b
--- lams_tool_chat/conf/xdoclet/servlets.xml	(.../servlets.xml)	(revision a0a0be32ed471e0f1cc93896f68e916016bef92f)
+++ lams_tool_chat/conf/xdoclet/servlets.xml	(.../servlets.xml)	(revision bf784a8c0762cda26d7d4c5af7c51004ec6bcc2b)
@@ -61,4 +61,8 @@
 	<servlet-class>org.lamsfoundation.lams.tool.chat.JabberHTTPBind.JHBServlet</servlet-class>
 </servlet>
 
+<servlet>
+	<servlet-name>exportPortfolio</servlet-name>
+	<servlet-class>org.lamsfoundation.lams.tool.chat.web.servlets.ExportServlet</servlet-class>
+</servlet>
 
Index: lams_tool_chat/src/java/org/lamsfoundation/lams/tool/chat/web/servlets/ExportServlet.java
===================================================================
diff -u
--- lams_tool_chat/src/java/org/lamsfoundation/lams/tool/chat/web/servlets/ExportServlet.java	(revision 0)
+++ lams_tool_chat/src/java/org/lamsfoundation/lams/tool/chat/web/servlets/ExportServlet.java	(revision bf784a8c0762cda26d7d4c5af7c51004ec6bcc2b)
@@ -0,0 +1,156 @@
+/****************************************************************
+ * Copyright (C) 2005 LAMS Foundation (http://lamsfoundation.org)
+ * =============================================================
+ * License Information: http://lamsfoundation.org/licensing/lams/2.0/
+ * 
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2.0 
+ * as published by the Free Software Foundation.
+ * 
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
+ * USA
+ * 
+ * http://www.gnu.org/licenses/gpl.txt
+ * ****************************************************************
+ */
+
+/* $Id$ */
+
+package org.lamsfoundation.lams.tool.chat.web.servlets;
+
+import java.util.ArrayList;
+import java.util.Iterator;
+import java.util.List;
+
+import javax.servlet.http.Cookie;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+import org.apache.commons.lang.StringUtils;
+import org.apache.log4j.Logger;
+import org.lamsfoundation.lams.tool.ToolAccessMode;
+import org.lamsfoundation.lams.tool.chat.dto.ChatDTO;
+import org.lamsfoundation.lams.tool.chat.dto.ChatMessageDTO;
+import org.lamsfoundation.lams.tool.chat.dto.ChatSessionDTO;
+import org.lamsfoundation.lams.tool.chat.model.Chat;
+import org.lamsfoundation.lams.tool.chat.model.ChatSession;
+import org.lamsfoundation.lams.tool.chat.model.ChatUser;
+import org.lamsfoundation.lams.tool.chat.service.ChatServiceProxy;
+import org.lamsfoundation.lams.tool.chat.service.IChatService;
+import org.lamsfoundation.lams.tool.chat.util.ChatException;
+import org.lamsfoundation.lams.usermanagement.dto.UserDTO;
+import org.lamsfoundation.lams.web.servlet.AbstractExportPortfolioServlet;
+import org.lamsfoundation.lams.web.session.SessionManager;
+import org.lamsfoundation.lams.web.util.AttributeNames;
+
+public class ExportServlet extends AbstractExportPortfolioServlet {
+
+	private static final long serialVersionUID = -2829707715037631881L;
+
+	private static Logger logger = Logger.getLogger(ExportServlet.class);
+
+	private final String FILENAME = "chat_main.html";
+
+	private IChatService chatService;
+
+	protected String doExport(HttpServletRequest request,
+			HttpServletResponse response, String directoryName, Cookie[] cookies) {
+
+		if (chatService == null) {
+			chatService = ChatServiceProxy.getChatService(getServletContext());
+		}
+
+		try {
+			if (StringUtils.equals(mode, ToolAccessMode.LEARNER.toString())) {
+				request.getSession().setAttribute(AttributeNames.ATTR_MODE,
+						ToolAccessMode.LEARNER);
+				doLearnerExport(request, response, directoryName, cookies);
+			} else if (StringUtils.equals(mode, ToolAccessMode.TEACHER
+					.toString())) {
+				request.getSession().setAttribute(AttributeNames.ATTR_MODE,
+						ToolAccessMode.TEACHER);
+				doTeacherExport(request, response, directoryName, cookies);
+			}
+		} catch (ChatException e) {
+			logger.error("Cannot perform export for chat tool.");
+		}
+
+		String basePath = request.getScheme() + "://" + request.getServerName()
+				+ ":" + request.getServerPort() + request.getContextPath();
+		writeResponseToFile(basePath + "/pages/export/exportPortfolio.jsp",
+				directoryName, FILENAME, cookies);
+
+		return FILENAME;
+	}
+
+	private void doLearnerExport(HttpServletRequest request,
+			HttpServletResponse response, String directoryName, Cookie[] cookies)
+			throws ChatException {
+
+		logger.debug("doExportTeacher: toolContentID:" + toolSessionID);
+		
+		// check if toolContentID available
+		if (toolSessionID == null) {
+			String error = "Tool Session ID is missing. Unable to continue";
+			logger.error(error);
+			throw new ChatException(error);
+		}
+		
+		ChatSession chatSession = chatService.getSessionBySessionId(toolSessionID);
+		
+		// get all messages for current user and filter.
+		UserDTO user = (UserDTO) SessionManager.getSession().getAttribute(
+				AttributeNames.USER);
+		
+		// get the chat user
+		ChatUser chatUser = chatService.getUserByUserIdAndSessionId(new Long(user.getUserID()), toolSessionID);
+		
+		// get messages for this user.
+		List messageList = chatService.getMessagesForUser(chatUser);
+		
+		// construct session DTO.
+		ChatSessionDTO sessionDTO = new ChatSessionDTO(chatSession, messageList);
+				
+		// filter messages
+		for(ChatMessageDTO msg: sessionDTO.getMessageDTOs()) {
+			chatService.filterMessage(msg, chatSession.getChat());
+		}
+		
+		ChatDTO chatDTO = new ChatDTO(chatSession.getChat());
+		chatDTO.getSessionDTOs().add(sessionDTO);
+		
+		request.getSession().setAttribute("chatDTO", chatDTO);
+	}
+
+	public void doTeacherExport(HttpServletRequest request,
+			HttpServletResponse response, String directoryName, Cookie[] cookies)
+			throws ChatException {
+		
+		logger.debug("doExportTeacher: toolContentID:" + toolContentID);
+		
+		// check if toolContentID available
+		if (toolContentID == null) {
+			String error = "Tool Content ID is missing. Unable to continue";
+			logger.error(error);
+			throw new ChatException(error);
+		}
+
+		Chat chat = chatService.getChatByContentId(toolContentID);
+		
+		ChatDTO chatDTO = new ChatDTO(chat);
+				
+		for (Iterator iter = chat.getChatSessions().iterator(); iter.hasNext();) {
+			// NB session DTO will contain all messages in session unfiltered.
+			chatDTO.getSessionDTOs().add(new ChatSessionDTO((ChatSession) iter.next()));
+		}
+		request.getSession().setAttribute("chatDTO", chatDTO);	
+	}
+
+}
Index: lams_tool_chat/web/pages/export/exportPortfolio.jsp
===================================================================
diff -u
--- lams_tool_chat/web/pages/export/exportPortfolio.jsp	(revision 0)
+++ lams_tool_chat/web/pages/export/exportPortfolio.jsp	(revision bf784a8c0762cda26d7d4c5af7c51004ec6bcc2b)
@@ -0,0 +1,47 @@
+<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN"
+        "http://www.w3.org/TR/html4/strict.dtd">
+
+<%@ include file="/common/taglibs.jsp"%>
+
+<html>
+	<head>
+		<title><fmt:message key="titleHeading.exportPortfolio" /></title>
+		<lams:headItems />
+	</head>
+
+	<body>
+		<h1>
+			${chatDTO.title}
+		</h1>
+
+		<p>
+			${chatDTO.instructions}
+		</p>
+
+		<c:if test='${mode == "teacher"}'>
+			<div id="sessionContents">
+				<ul>
+					<c:forEach var="session" items="${chatDTO.sessionDTOs}">
+						<li>
+							<a href="#sid-${session.sessionID}">${session.sessionName}</a>
+						</li>
+					</c:forEach>
+				</ul>
+			</div>
+		</c:if>
+
+		<c:forEach var="session" items="${chatDTO.sessionDTOs}">
+			<div id="sid-${session.sessionID}">
+				<h2>
+					${session.sessionName}
+				</h2>
+				<c:forEach var="message" items="${session.messageDTOs}">
+					<div>
+						${message.from} : ${message.body}
+					</div>
+				</c:forEach>
+			</div>
+		</c:forEach>
+	</body>
+</html>
+