From 2f2173b7a81c627fbef9ea48546d2e2a3fc011ee Mon Sep 17 00:00:00 2001
From: Massimiliano Assante <massimiliano.assante@isti.cnr.it>
Date: Fri, 12 Dec 2014 10:29:52 +0000
Subject: [PATCH] added ClientScopeHandler to help prevent the back button
 cache problem in Chrome and Firefox

git-svn-id: http://svn.research-infrastructures.eu/public/d4science/gcube/trunk/portlets/user/news-feed@102006 82a268e6-3cf1-43bd-a215-b396298e98cf
---
 .classpath                                    |  4 ++--
 .settings/com.google.gdt.eclipse.core.prefs   |  2 +-
 .settings/org.eclipse.wst.common.component    |  3 +++
 pom.xml                                       |  3 ++-
 .../user/newsfeed/client/NewsFeed.java        | 24 +++++++++++++++----
 src/main/webapp/WEB-INF/web.xml               | 10 ++++++++
 6 files changed, 37 insertions(+), 9 deletions(-)

diff --git a/.classpath b/.classpath
index 1cac943..b00cae2 100644
--- a/.classpath
+++ b/.classpath
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <classpath>
-	<classpathentry kind="src" output="target/news-feed-1.8.1-SNAPSHOT/WEB-INF/classes" path="src/main/java">
+	<classpathentry kind="src" output="target/news-feed-1.8.2-SNAPSHOT/WEB-INF/classes" path="src/main/java">
 		<attributes>
 			<attribute name="optional" value="true"/>
 			<attribute name="maven.pomderived" value="true"/>
@@ -31,5 +31,5 @@
 			<attribute name="maven.pomderived" value="true"/>
 		</attributes>
 	</classpathentry>
-	<classpathentry kind="output" path="target/news-feed-1.8.1-SNAPSHOT/WEB-INF/classes"/>
+	<classpathentry kind="output" path="target/news-feed-1.8.2-SNAPSHOT/WEB-INF/classes"/>
 </classpath>
diff --git a/.settings/com.google.gdt.eclipse.core.prefs b/.settings/com.google.gdt.eclipse.core.prefs
index cbfcfb5..bf02f90 100644
--- a/.settings/com.google.gdt.eclipse.core.prefs
+++ b/.settings/com.google.gdt.eclipse.core.prefs
@@ -1,5 +1,5 @@
 eclipse.preferences.version=1
 jarsExcludedFromWebInfLib=
-lastWarOutDir=/Users/massi/Documents/workspace/news-feed/target/news-feed-1.8.1-SNAPSHOT
+lastWarOutDir=/Users/massi/Documents/workspace/news-feed/target/news-feed-1.8.2-SNAPSHOT
 warSrcDir=src/main/webapp
 warSrcDirIsOutput=false
diff --git a/.settings/org.eclipse.wst.common.component b/.settings/org.eclipse.wst.common.component
index 2e0d87a..089ace4 100644
--- a/.settings/org.eclipse.wst.common.component
+++ b/.settings/org.eclipse.wst.common.component
@@ -7,6 +7,9 @@
         <dependent-module archiveName="workspace-light-tree-2.13.1-SNAPSHOT.jar" deploy-path="/WEB-INF/lib" handle="module:/resource/workspace-light-tree/workspace-light-tree">
             <dependency-type>uses</dependency-type>
         </dependent-module>
+        <dependent-module archiveName="gcube-widgets-1.9.0-SNAPSHOT.jar" deploy-path="/WEB-INF/lib" handle="module:/resource/gcube-widgets/gcube-widgets">
+            <dependency-type>uses</dependency-type>
+        </dependent-module>
     <property name="java-output-path" value="/${module}/target/www/WEB-INF/classes"/>
         <property name="context-root" value="news-feed"/>
   </wb-module>
diff --git a/pom.xml b/pom.xml
index 38ba2d1..8e2047a 100644
--- a/pom.xml
+++ b/pom.xml
@@ -13,7 +13,7 @@
 	<groupId>org.gcube.portlets.user</groupId>
 	<artifactId>news-feed</artifactId>
 	<packaging>war</packaging>
-	<version>1.8.1-SNAPSHOT</version>
+	<version>1.8.2-SNAPSHOT</version>
 
 	<name>gCube News Feed Portlet</name>
 	<description>
@@ -107,6 +107,7 @@
 		<dependency>
 			<groupId>org.gcube.portlets.user</groupId>
 			<artifactId>gcube-widgets</artifactId>
+			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>org.gcube.portal</groupId>
diff --git a/src/main/java/org/gcube/portlets/user/newsfeed/client/NewsFeed.java b/src/main/java/org/gcube/portlets/user/newsfeed/client/NewsFeed.java
index 386e8ee..114b9a7 100644
--- a/src/main/java/org/gcube/portlets/user/newsfeed/client/NewsFeed.java
+++ b/src/main/java/org/gcube/portlets/user/newsfeed/client/NewsFeed.java
@@ -7,8 +7,8 @@ import net.eliasbalasis.tibcopagebus4gwt.client.PageBusListener;
 
 import org.gcube.portal.databook.shared.ClientFeed;
 import org.gcube.portal.databook.shared.ClientFeed.ClientFeedJsonizer;
+import org.gcube.portlets.user.gcubewidgets.client.ClientScopeHelper;
 import org.gcube.portlets.user.newsfeed.client.panels.NewsFeedPanel;
-import org.gcube.portlets.widgets.sessionchecker.client.CheckSession;
 import org.jsonmaker.gwt.client.Jsonizer;
 
 import com.google.gwt.core.client.EntryPoint;
@@ -16,6 +16,8 @@ import com.google.gwt.core.client.GWT;
 import com.google.gwt.event.logical.shared.ResizeEvent;
 import com.google.gwt.event.logical.shared.ResizeHandler;
 import com.google.gwt.user.client.Window;
+import com.google.gwt.user.client.Window.Location;
+import com.google.gwt.user.client.rpc.AsyncCallback;
 import com.google.gwt.user.client.ui.RootPanel;
 
 /**
@@ -26,10 +28,22 @@ public class NewsFeed implements EntryPoint {
 	private final String UNIQUE_DIV = "newsfeedDIV";
 	final PageBusAdapter pageBusAdapter = new PageBusAdapter();
 	NewsFeedPanel mainPanel;
-	/**
-	 * This is the entry point method.
-	 */
-	public void onModuleLoad() {		
+	
+	
+	public void onModuleLoad() {	
+		ClientScopeHelper.getService().setScope(Location.getHref(), new AsyncCallback<Boolean>() {
+			@Override
+			public void onSuccess(Boolean result) {
+				init();
+			}				
+			@Override
+			public void onFailure(Throwable caught) {					
+			}
+		});
+	}
+	
+	public void init() {		
+		
 		mainPanel = new NewsFeedPanel();
 		resize();
 		RootPanel.get(UNIQUE_DIV).add(mainPanel);
diff --git a/src/main/webapp/WEB-INF/web.xml b/src/main/webapp/WEB-INF/web.xml
index be77104..83f64e4 100644
--- a/src/main/webapp/WEB-INF/web.xml
+++ b/src/main/webapp/WEB-INF/web.xml
@@ -14,7 +14,17 @@
 		<servlet-name>newsServlet</servlet-name>
 		<url-pattern>/newsfeed/newsServlet</url-pattern>
 	</servlet-mapping>
+	
+	<servlet>
+		<servlet-name>scopeService</servlet-name>
+		<servlet-class>org.gcube.portlets.user.gcubewidgets.server.ScopeServiceImpl</servlet-class>
+	</servlet>
 
+	<servlet-mapping>
+		<servlet-name>scopeService</servlet-name>
+		<url-pattern>/newsfeed/scopeService</url-pattern>
+	</servlet-mapping>
+	
 	<servlet>
 		<servlet-name>mailWisdgetServlet</servlet-name>
 		<servlet-class>org.gcube.portlets.widgets.wsmail.server.WsMailServiceImpl</servlet-class>