From 1222051250ac422ea6944c8ed39157ee3296c04e Mon Sep 17 00:00:00 2001
From: Massimiliano Assante <massimiliano.assante@isti.cnr.it>
Date: Fri, 18 Feb 2022 13:59:37 +0100
Subject: [PATCH] Added Weblet support

---
 .settings/org.eclipse.wst.common.component    |  27 +++--
 CHANGELOG.md                                  |   6 +-
 pom.xml                                       |  10 +-
 .../gcube/portlets/user/ExtAppManager.java    |  93 ---------------
 .../weblet/WebletConfigurationAction.java     |  41 +++++++
 .../portlets/user/weblet/WebletManager.java   | 108 ++++++++++++++++++
 src/main/webapp/WEB-INF/liferay-display.xml   |   2 +-
 .../WEB-INF/liferay-plugin-package.properties |   2 +-
 src/main/webapp/WEB-INF/liferay-portlet.xml   |   3 +-
 src/main/webapp/WEB-INF/portlet.xml           |  16 ++-
 src/main/webapp/html/extappmanager/config.jsp |  48 ++++++++
 src/main/webapp/html/extappmanager/view.jsp   |  25 ----
 src/main/webapp/html/extappmanager/weblet.jsp |  26 +++++
 13 files changed, 266 insertions(+), 141 deletions(-)
 delete mode 100644 src/main/java/org/gcube/portlets/user/ExtAppManager.java
 create mode 100644 src/main/java/org/gcube/portlets/user/weblet/WebletConfigurationAction.java
 create mode 100644 src/main/java/org/gcube/portlets/user/weblet/WebletManager.java
 create mode 100644 src/main/webapp/html/extappmanager/config.jsp
 delete mode 100644 src/main/webapp/html/extappmanager/view.jsp
 create mode 100644 src/main/webapp/html/extappmanager/weblet.jsp

diff --git a/.settings/org.eclipse.wst.common.component b/.settings/org.eclipse.wst.common.component
index b66919d..39464e9 100644
--- a/.settings/org.eclipse.wst.common.component
+++ b/.settings/org.eclipse.wst.common.component
@@ -1,53 +1,62 @@
 <?xml version="1.0" encoding="UTF-8"?><project-modules id="moduleCoreId" project-version="1.5.0">
-                        
+                            
+    
     
     
     
     
     <wb-module deploy-name="VREApp-Integration-portlet">
-                                                
+                                                        
+        
         
         
         
         
         <wb-resource deploy-path="/" source-path="/target/m2e-wtp/web-resources"/>
-                                                
+                                                        
+        
         
         
         
         
         <wb-resource deploy-path="/" source-path="/src/main/webapp" tag="defaultRootSource"/>
-                                                
+                                                        
+        
         
         
         
         
         <wb-resource deploy-path="/WEB-INF/classes" source-path="/src/main/java"/>
-                                                
+                                                        
+        
         
         
         
         
         <wb-resource deploy-path="/WEB-INF/classes" source-path="/src/main/resources"/>
-                                                
+                                                        
+        
         
         
         
         
         <property name="context-root" value="VREApp-Integration-portlet"/>
-                                                
+                                                        
+        
         
         
         
         
         <property name="java-output-path" value="/VREApp-Integration-portlet/target/classes"/>
-                                            
+                                                    
+    
     
     
     
     
     </wb-module>
-                    
+                        
+
 
 
 
diff --git a/CHANGELOG.md b/CHANGELOG.md
index adc36c2..0ed9dd9 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,9 +1,13 @@
 
-# Changelog for VRE Definition Portlet
+# Changelog for VRE App Integration Portlet
 
 All notable changes to this project will be documented in this file.
 This project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [v1.2.0-SNAPSHOT] - 2022-02-18
+
+- Added Weblet support
+
 ## [v1.1.0] - 2021-07-13
 
 - Ported to git
diff --git a/pom.xml b/pom.xml
index 35f4802..a7abe4b 100644
--- a/pom.xml
+++ b/pom.xml
@@ -14,7 +14,7 @@
 	<artifactId>VREApp-Integration-portlet</artifactId>
 	<packaging>war</packaging>
 	<name>VREApp-Integration-portlet Portlet</name>
-	<version>1.1.0</version>
+	<version>1.2.0-SNAPSHOT</version>
 	<properties>
 		<distroDirectory>${project.basedir}/distro</distroDirectory>
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
@@ -35,7 +35,7 @@
 			<dependency>
 				<groupId>org.gcube.distribution</groupId>
 				<artifactId>maven-portal-bom</artifactId>
-				<version>3.6.3</version>
+				<version>3.6.3-SNAPSHOT</version>
 				<type>pom</type>
 				<scope>import</scope>
 			</dependency>
@@ -89,6 +89,10 @@
 			<artifactId>portal-manager</artifactId>
 			<scope>provided</scope>
 		</dependency>
+		<dependency>
+			<groupId>org.gcube.portal</groupId>
+			<artifactId>oidc-library-portal</artifactId>
+		</dependency>
 		<dependency>
 			<groupId>org.gcube.core</groupId>
 			<artifactId>common-scope-maps</artifactId>
@@ -146,7 +150,6 @@
 		<dependency>
 			<groupId>com.liferay.portal</groupId>
 			<artifactId>portal-service</artifactId>
-			<version>${liferay.version}</version>
 			<scope>provided</scope>
 		</dependency>
 		<dependency>
@@ -164,7 +167,6 @@
 		<dependency>
 			<groupId>com.liferay.portal</groupId>
 			<artifactId>util-java</artifactId>
-			<version>${liferay.version}</version>
 			<scope>provided</scope>
 		</dependency>
 		<dependency>
diff --git a/src/main/java/org/gcube/portlets/user/ExtAppManager.java b/src/main/java/org/gcube/portlets/user/ExtAppManager.java
deleted file mode 100644
index b759abb..0000000
--- a/src/main/java/org/gcube/portlets/user/ExtAppManager.java
+++ /dev/null
@@ -1,93 +0,0 @@
-package org.gcube.portlets.user;
-
-import java.io.IOException;
-import java.util.Base64;
-
-import javax.portlet.PortletException;
-import javax.portlet.RenderRequest;
-import javax.portlet.RenderResponse;
-import javax.servlet.http.HttpServletRequest;
-
-import org.gcube.common.portal.PortalContext;
-import org.gcube.oidc.rest.JWTToken;
-import org.gcube.portal.oidc.lr62.OIDCUmaUtil;
-
-import com.liferay.portal.kernel.log.LogFactoryUtil;
-import com.liferay.portal.util.PortalUtil;
-import com.liferay.util.bridges.mvc.MVCPortlet;
-
-import okhttp3.*;
-
-/**
- * Portlet implementation class ExtAppManager
- */
-public class ExtAppManager extends MVCPortlet {
-	private static com.liferay.portal.kernel.log.Log _log = LogFactoryUtil.getLog(ExtAppManager.class);
-	final String D4S_BOOT_URL = "https://d4science-cdn.nubisware.cloud/d4s-cdn/visuals/d4s-boot";
-	final String EXT_APP_MANAGER_URL = "https://d4science-cdn.nubisware.cloud/d4s-cdn/visuals/ext-app-manager";
-
-	
-	public static final String D4S_BOOT_ATTR = "d4s-boot-div";
-	public static final String EXT_APP_MANAGERATTR = "ext-app-div";
-
-
-	@Override
-	public void render(RenderRequest renderRequest, RenderResponse renderResponse) throws PortletException, IOException {
-		JWTToken umaToken = null;
-		try {
-			String username = PortalUtil.getUser(renderRequest).getScreenName();
-			HttpServletRequest httpReq = PortalUtil.getOriginalServletRequest(PortalUtil.getHttpServletRequest(renderRequest));
-			String context = getCurrentContext(renderRequest);
-			umaToken = OIDCUmaUtil.getUMAToken(httpReq, username, context);
-		} catch (Exception e) {
-			e.printStackTrace();
-		}
-		String token =  umaToken.getAccessTokenString();
-		
-		
-		OkHttpClient client = new OkHttpClient();
-		Request request = new Request.Builder()
-				.url(D4S_BOOT_URL)
-				.addHeader("cache-control", "no-cache")
-			    .addHeader("Authorization", "Bearer " + token)
-				.build();
-		Call call = client.newCall(request);
-		Response response = call.execute();
-		String d4sBootDIV = response.body().string();
-		String encodedSd4sBootDIV = Base64.getEncoder().encodeToString(d4sBootDIV.getBytes());
-		renderRequest.setAttribute(D4S_BOOT_ATTR, encodedSd4sBootDIV);
-		request = new Request.Builder()
-				.url(EXT_APP_MANAGER_URL)
-				.addHeader("cache-control", "no-cache")
-			    .addHeader("Authorization", "Bearer " + token)
-				.build();
-		call = client.newCall(request);
-		response = call.execute();
-		String extAppDIV = response.body().string();
-		String encodedextAppDIV = Base64.getEncoder().encodeToString(extAppDIV.getBytes());	
-		renderRequest.setAttribute(EXT_APP_MANAGERATTR, encodedextAppDIV);
-		
-		super.render(renderRequest, renderResponse);		
-	}
-
-	public static String getCurrentContext(RenderRequest request) {
-		long groupId = -1;
-		try {
-			groupId = PortalUtil.getScopeGroupId(request);
-			return getCurrentContext(groupId);
-		} catch (Exception e) {
-			e.printStackTrace();
-		}
-		return null;
-	}
-
-	public static String getCurrentContext(long groupId) {
-		try {
-			PortalContext pContext = PortalContext.getConfiguration(); 
-			return pContext.getCurrentScope(""+groupId);
-		} catch (Exception e) {
-			e.printStackTrace();
-		}
-		return null;
-	}
-}
diff --git a/src/main/java/org/gcube/portlets/user/weblet/WebletConfigurationAction.java b/src/main/java/org/gcube/portlets/user/weblet/WebletConfigurationAction.java
new file mode 100644
index 0000000..81a4409
--- /dev/null
+++ b/src/main/java/org/gcube/portlets/user/weblet/WebletConfigurationAction.java
@@ -0,0 +1,41 @@
+package org.gcube.portlets.user.weblet;
+
+import javax.portlet.ActionRequest;
+import javax.portlet.ActionResponse;
+import javax.portlet.PortletConfig;
+import javax.portlet.PortletPreferences;
+import javax.portlet.RenderRequest;
+import javax.portlet.RenderResponse;
+
+import com.liferay.portal.kernel.log.Log;
+import com.liferay.portal.kernel.log.LogFactoryUtil;
+import com.liferay.portal.kernel.portlet.DefaultConfigurationAction;
+
+public class WebletConfigurationAction extends DefaultConfigurationAction {
+	private static Log _log = LogFactoryUtil.getLog(WebletConfigurationAction.class);
+    @Override
+    public void processAction(
+        PortletConfig portletConfig, ActionRequest actionRequest,
+        ActionResponse actionResponse) throws Exception {  
+
+        super.processAction(portletConfig, actionRequest, actionResponse);
+
+        PortletPreferences prefs = actionRequest.getPreferences();
+        String bootURL = prefs.getValue("bootURL", "true");
+        String managerURL = prefs.getValue("managerURL", "true");
+        String iamClientId = prefs.getValue("iamClientId", "true");
+    
+        _log.debug("bootURL = " + bootURL + " in PublicWebappConfigurationAction.processAction().");
+        _log.debug("managerURL = " + managerURL + " in PublicWebappConfigurationAction.processAction().");
+        _log.debug("iamClientId = " + iamClientId + " in PublicWebappConfigurationAction.processAction().");
+    }
+    
+    @Override
+    public String render(PortletConfig portletConfig,
+            RenderRequest renderRequest, RenderResponse renderResponse)
+            throws Exception {
+ 
+        return "/html/extappmanager/config.jsp";
+    }
+ 
+}
\ No newline at end of file
diff --git a/src/main/java/org/gcube/portlets/user/weblet/WebletManager.java b/src/main/java/org/gcube/portlets/user/weblet/WebletManager.java
new file mode 100644
index 0000000..31dc95b
--- /dev/null
+++ b/src/main/java/org/gcube/portlets/user/weblet/WebletManager.java
@@ -0,0 +1,108 @@
+package org.gcube.portlets.user.weblet;
+
+import java.io.IOException;
+import java.util.Base64;
+
+import javax.portlet.PortletException;
+import javax.portlet.PortletPreferences;
+import javax.portlet.RenderRequest;
+import javax.portlet.RenderResponse;
+import javax.servlet.http.HttpServletRequest;
+
+import org.gcube.common.portal.PortalContext;
+import org.gcube.oidc.rest.JWTToken;
+import org.gcube.portal.oidc.lr62.OIDCUmaUtil;
+
+import com.liferay.portal.kernel.log.LogFactoryUtil;
+import com.liferay.portal.kernel.util.GetterUtil;
+import com.liferay.portal.kernel.util.StringPool;
+import com.liferay.portal.util.PortalUtil;
+import com.liferay.util.bridges.mvc.MVCPortlet;
+
+import okhttp3.*;
+
+/**
+ * Portlet implementation class WebletManager
+ */
+public class WebletManager extends MVCPortlet {
+	private static com.liferay.portal.kernel.log.Log _log = LogFactoryUtil.getLog(WebletManager.class);
+	//final String D4S_BOOT_URL = "https://cdn.dev.d4science.org/visuals/d4s-cdn/d4s-boot";
+	//final String EXT_APP_MANAGER_URL = "https://cdn.dev.d4science.org/visuals/d4s-vre-manager/ext-app-manager?app=_myextapp";
+
+
+	public static final String D4S_BOOT_ATTR = "d4s-boot-div";
+	public static final String EXT_APP_MANAGERATTR = "ext-app-div";
+
+
+	@Override
+	public void render(RenderRequest renderRequest, RenderResponse renderResponse) throws PortletException, IOException {
+
+		PortletPreferences portletPreferences = renderRequest.getPreferences();
+		String D4S_BOOT_URL = GetterUtil.getString(portletPreferences.getValue("bootURL", StringPool.BLANK));
+		String WEBLET_MANAGER_URL = GetterUtil.getString(portletPreferences.getValue("managerURL", StringPool.BLANK));
+		String IAM_CLIENTID = GetterUtil.getString(portletPreferences.getValue("iamClientId", StringPool.BLANK));
+
+		String webletForIamClientURL = new StringBuilder(WEBLET_MANAGER_URL).append("?app=").append(IAM_CLIENTID).toString();
+
+		if (D4S_BOOT_URL.equals(StringPool.BLANK) || WEBLET_MANAGER_URL.equals(StringPool.BLANK) || IAM_CLIENTID.equals(StringPool.BLANK)) {
+			_log.warn("Missing parameters in config");
+		}
+		else {
+			JWTToken umaToken = null;
+			try {
+				String username = PortalUtil.getUser(renderRequest).getScreenName();
+				HttpServletRequest httpReq = PortalUtil.getOriginalServletRequest(PortalUtil.getHttpServletRequest(renderRequest));
+				String context = getCurrentContext(renderRequest);
+				umaToken = OIDCUmaUtil.getUMAToken(httpReq, username, context);
+			} catch (Exception e) {
+				e.printStackTrace();
+			}
+			String token =  umaToken.getAccessTokenString();
+
+
+			OkHttpClient client = new OkHttpClient();
+			Request request = new Request.Builder()
+					.url(D4S_BOOT_URL)
+					.addHeader("cache-control", "no-cache")
+					.addHeader("Authorization", "Bearer " + token)
+					.build();
+			Call call = client.newCall(request);
+			Response response = call.execute();
+			String d4sBootDIV = response.body().string();
+			String encodedSd4sBootDIV = Base64.getEncoder().encodeToString(d4sBootDIV.getBytes());
+			renderRequest.setAttribute(D4S_BOOT_ATTR, encodedSd4sBootDIV);
+			request = new Request.Builder()
+					.url(webletForIamClientURL)
+					.addHeader("cache-control", "no-cache")
+					.addHeader("Authorization", "Bearer " + token)
+					.build();
+			call = client.newCall(request);
+			response = call.execute();
+			String extAppDIV = response.body().string();
+			String encodedextAppDIV = Base64.getEncoder().encodeToString(extAppDIV.getBytes());	
+			renderRequest.setAttribute(EXT_APP_MANAGERATTR, encodedextAppDIV);
+		}
+		super.render(renderRequest, renderResponse);		
+	}
+
+	public static String getCurrentContext(RenderRequest request) {
+		long groupId = -1;
+		try {
+			groupId = PortalUtil.getScopeGroupId(request);
+			return getCurrentContext(groupId);
+		} catch (Exception e) {
+			e.printStackTrace();
+		}
+		return null;
+	}
+
+	public static String getCurrentContext(long groupId) {
+		try {
+			PortalContext pContext = PortalContext.getConfiguration(); 
+			return pContext.getCurrentScope(""+groupId);
+		} catch (Exception e) {
+			e.printStackTrace();
+		}
+		return null;
+	}
+}
diff --git a/src/main/webapp/WEB-INF/liferay-display.xml b/src/main/webapp/WEB-INF/liferay-display.xml
index 815be22..a681f2f 100644
--- a/src/main/webapp/WEB-INF/liferay-display.xml
+++ b/src/main/webapp/WEB-INF/liferay-display.xml
@@ -6,7 +6,7 @@
 		<portlet id="vre-app-integration"></portlet>
 		<portlet id="knime-app-integration"></portlet>
 		<portlet id="ddas-vre-integration"></portlet>
-		<portlet id="ext-app-manager"></portlet>
+		<portlet id="weblet-manager"></portlet>
 	</category>
 	<category name="OpenAIRE">
 		<portlet id="box-open-aire-redirect"></portlet>
diff --git a/src/main/webapp/WEB-INF/liferay-plugin-package.properties b/src/main/webapp/WEB-INF/liferay-plugin-package.properties
index 0bcd300..1497245 100644
--- a/src/main/webapp/WEB-INF/liferay-plugin-package.properties
+++ b/src/main/webapp/WEB-INF/liferay-plugin-package.properties
@@ -4,6 +4,6 @@ module-incremental-version=4
 tags=
 short-description=
 change-log=
-page-url=http://www.d4science.org
+page-url=https://code-repo.d4science.org/gCubeSystem/VREApp-Integration-portlet
 author=M.Assante
 licenses=EUPL
diff --git a/src/main/webapp/WEB-INF/liferay-portlet.xml b/src/main/webapp/WEB-INF/liferay-portlet.xml
index 30e2f6c..670276c 100644
--- a/src/main/webapp/WEB-INF/liferay-portlet.xml
+++ b/src/main/webapp/WEB-INF/liferay-portlet.xml
@@ -52,8 +52,9 @@
 		</css-class-wrapper>
 	</portlet>
 	<portlet>
-		<portlet-name>ext-app-manager</portlet-name>
+		<portlet-name>weblet-manager</portlet-name>
 		<icon>/icon.png</icon>
+		<configuration-action-class>org.gcube.portlets.user.weblet.WebletConfigurationAction</configuration-action-class>
 		<requires-namespaced-parameters>false</requires-namespaced-parameters>
 		<header-portlet-css>/css/main.css</header-portlet-css>
 		<footer-portlet-javascript>
diff --git a/src/main/webapp/WEB-INF/portlet.xml b/src/main/webapp/WEB-INF/portlet.xml
index 935b873..3b332c7 100644
--- a/src/main/webapp/WEB-INF/portlet.xml
+++ b/src/main/webapp/WEB-INF/portlet.xml
@@ -161,14 +161,18 @@
 		</security-role-ref>
 	</portlet>
 	<portlet>
-		<portlet-name>ext-app-manager</portlet-name>
-		<display-name>Ext App Manager</display-name>
+		<portlet-name>weblet-manager</portlet-name>
+		<display-name>Weblet Manager</display-name>
 		<portlet-class>
-			org.gcube.portlets.user.ExtAppManager
+			org.gcube.portlets.user.weblet.WebletManager
 		</portlet-class>
+		<init-param>
+		    <name>config-template</name>
+		    <value>/html/extappmanager/config.jsp</value>
+		</init-param>
 		<init-param>
 			<name>view-jsp</name>
-			<value>/html/extappmanager/view.jsp</value>
+			<value>/html/extappmanager/weblet.jsp</value>
 		</init-param>
 		<expiration-cache>0</expiration-cache>
 		<supports>
@@ -176,8 +180,8 @@
 			<portlet-mode>view</portlet-mode>
 		</supports>
 		<portlet-info>
-			<title>Ext App Manager</title>
-			<short-title>Ext App Manager</short-title>
+			<title>Weblet Manager</title>
+			<short-title>Weblet Manager</short-title>
 			<keywords></keywords>
 		</portlet-info>
 		<security-role-ref>
diff --git a/src/main/webapp/html/extappmanager/config.jsp b/src/main/webapp/html/extappmanager/config.jsp
new file mode 100644
index 0000000..ddccd51
--- /dev/null
+++ b/src/main/webapp/html/extappmanager/config.jsp
@@ -0,0 +1,48 @@
+<%@include file="/html/init.jsp"%>
+
+<liferay-portlet:actionURL portletConfiguration="true"
+	var="configurationURL" />
+
+<%
+String bootURL_cfg = GetterUtil.getString(portletPreferences.getValue("bootURL", StringPool.BLANK));
+String managerURLcfg = GetterUtil.getString(portletPreferences.getValue("managerURL", StringPool.BLANK));
+String iamClientId_cfg = GetterUtil.getString(portletPreferences.getValue("iamClientId", StringPool.BLANK));
+%>
+
+<aui:form action="<%=configurationURL%>" method="post" name="fm">
+	<aui:input name="<%=Constants.CMD%>" type="hidden"
+		value="<%=Constants.UPDATE%>" />
+
+	<!-- Boot URL -->
+	<aui:field-wrapper cssClass="field-group">
+		<aui:input style="width: 100%;" name="preferences--bootURL--"
+			type="text" cssClass="text long-field" showRequiredLabel="true"
+			label="D4Science Visuals CDN Boot URL" inlineField="true" inlineLabel="left"
+			placeholder="e.g. https://cdn.d4science.org/visuals/d4s-cdn/d4s-boot"
+			helpMessage="Actual endpoint of the cdn visuals on D4Science"
+			value="<%=bootURL_cfg%>" required="true" />
+	</aui:field-wrapper>
+		<!-- manager URL -->
+	<aui:field-wrapper cssClass="field-group">
+		<aui:input style="width: 100%;" name="preferences--managerURL--"
+			type="text" cssClass="text long-field" showRequiredLabel="true"
+			label="D4Science Visuals CDN Manager URL" inlineField="true" inlineLabel="left"
+			placeholder="e.g. https://cdn.d4science.org/visuals/d4s-vre-manager/ext-app-manager"
+			helpMessage="Actual endpoint of the cdn visuals Manager on D4Science"
+			value="<%=managerURLcfg%>" required="true" />
+	</aui:field-wrapper>
+		<!-- IAM Client ID (App Name) -->
+	<aui:field-wrapper cssClass="field-group">
+		<aui:input style="width: 100%;" name="preferences--iamClientId--"
+			type="text" cssClass="text long-field" showRequiredLabel="true"
+			label="IAM Client Id" inlineField="true" inlineLabel="left"
+			placeholder="enter the IAM ClientId of the App here"
+			helpMessage="Actual IAM Client Id for this app"
+			value="<%=iamClientId_cfg%>" required="true" />
+	</aui:field-wrapper>
+	
+	<aui:button-row>
+		<aui:button type="submit" />
+	</aui:button-row>
+
+</aui:form>
\ No newline at end of file
diff --git a/src/main/webapp/html/extappmanager/view.jsp b/src/main/webapp/html/extappmanager/view.jsp
deleted file mode 100644
index 6a082c5..0000000
--- a/src/main/webapp/html/extappmanager/view.jsp
+++ /dev/null
@@ -1,25 +0,0 @@
-<%@include file="/html/init.jsp"%>
-
-
-<%@ page import="java.util.Base64" %>
-
-<%
-
-
-String encodedD4sBootDIV = (String) request.getAttribute("d4s-boot-div");
-String encodedExtAppDIV = (String) request.getAttribute("ext-app-div");
-
-byte[] decodedBytes = Base64.getDecoder().decode(encodedD4sBootDIV);
-String d4sBootDIV = new String(decodedBytes);
-
-decodedBytes = Base64.getDecoder().decode(encodedExtAppDIV);
-String extAppDIV = new String(decodedBytes);
-
-pageContext.setAttribute("d4sBootDIV", d4sBootDIV);
-pageContext.setAttribute("extAppDIV", extAppDIV);
-
-
-%>
-${d4sBootDIV}
-
-<div id="extAppDIV">${extAppDIV}</div>
diff --git a/src/main/webapp/html/extappmanager/weblet.jsp b/src/main/webapp/html/extappmanager/weblet.jsp
new file mode 100644
index 0000000..880266a
--- /dev/null
+++ b/src/main/webapp/html/extappmanager/weblet.jsp
@@ -0,0 +1,26 @@
+<%@include file="/html/init.jsp"%>
+
+
+<%@ page import="java.util.Base64"%>
+
+<%
+String encodedD4sBootDIV = (String) request.getAttribute("d4s-boot-div");
+String encodedExtAppDIV = (String) request.getAttribute("ext-app-div");
+
+if (encodedD4sBootDIV == null || encodedExtAppDIV == null) {
+	String d4sBootDIV = new String(
+	"Configuration is missing, please enter boot, manager urls and clientId name in portlet configuration");
+} else {
+	byte[] decodedBytes = Base64.getDecoder().decode(encodedD4sBootDIV);
+	String d4sBootDIV = new String(decodedBytes);
+
+	decodedBytes = Base64.getDecoder().decode(encodedExtAppDIV);
+	String extAppDIV = new String(decodedBytes);
+
+	pageContext.setAttribute("d4sBootDIV", d4sBootDIV);
+	pageContext.setAttribute("extAppDIV", extAppDIV);
+}
+%>
+${d4sBootDIV}
+
+<div id="extAppDIV">${extAppDIV}</div>