Added support for retrieving feeds related to statistics on demand

git-svn-id: http://svn.research-infrastructures.eu/public/d4science/gcube/trunk/portlets/user/user-statistics@130959 82a268e6-3cf1-43bd-a215-b396298e98cf

.classpath

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <classpath>
-	<classpathentry kind="src" output="target/user-statistics-2.0.1-SNAPSHOT/WEB-INF/classes" path="src/main/java">
+	<classpathentry kind="src" output="target/user-statistics-2.0.0-SNAPSHOT/WEB-INF/classes" path="src/main/java">
 		<attributes>
 			<attribute name="optional" value="true"/>
 			<attribute name="maven.pomderived" value="true"/>
@@ -29,10 +29,10 @@
 		</attributes>
 	</classpathentry>
 	<classpathentry kind="con" path="com.google.gwt.eclipse.core.GWT_CONTAINER"/>
-	<classpathentry excluding="**" kind="src" output="target/user-statistics-2.0.1-SNAPSHOT/WEB-INF/classes" path="src/main/resources">
+	<classpathentry excluding="**" kind="src" output="target/user-statistics-2.0.0-SNAPSHOT/WEB-INF/classes" path="src/main/resources">
 		<attributes>
 			<attribute name="maven.pomderived" value="true"/>
 		</attributes>
 	</classpathentry>
-	<classpathentry kind="output" path="target/user-statistics-2.0.1-SNAPSHOT/WEB-INF/classes"/>
+	<classpathentry kind="output" path="target/user-statistics-2.0.0-SNAPSHOT/WEB-INF/classes"/>
 </classpath>

distro/changelog.xml

@@ -1,4 +1,9 @@
 <ReleaseNotes>
+	<Changeset component="org.gcube.portlets-user.user-statistics.2-1-0"
+		date="2016-10-02">
+		<Change>Feeds related to some statistics can be now retrievable on the
+			demand</Change>
+	</Changeset>
 	<Changeset component="org.gcube.portlets-user.user-statistics.2-0-0"
 		date="2016-04-02">
 		<Change>Ported to Liferay 6.2</Change>

src/main/java/org/gcube/portlet/user/userstatisticsportlet/client/StatisticsPanel.java

@@ -7,6 +7,10 @@ import net.eliasbalasis.tibcopagebus4gwt.client.PageBusListener;
 
 import org.gcube.portal.databook.client.GCubeSocialNetworking;
 import org.gcube.portal.databook.client.util.Encoder;
+import org.gcube.portal.databook.shared.ShowUserStatisticAction;
+import org.gcube.portlet.user.userstatisticsportlet.client.events.PageBusEvents;
+import org.gcube.portlet.user.userstatisticsportlet.client.events.ShowFeedsRelatedToUserStatisticsEvent;
+import org.gcube.portlet.user.userstatisticsportlet.client.events.ShowFeedsRelatedToUserStatisticsEventHandler;
 import org.gcube.portlet.user.userstatisticsportlet.client.resources.Images;
 import org.gcube.portlet.user.userstatisticsportlet.client.ui.CommentsAndLikesWidget;
 import org.gcube.portlet.user.userstatisticsportlet.client.ui.StatisticWidget;
@@ -19,10 +23,12 @@ import com.github.gwtbootstrap.client.ui.CheckBox;
 import com.github.gwtbootstrap.client.ui.constants.AlertType;
 import com.github.gwtbootstrap.client.ui.constants.ButtonType;
 import com.google.gwt.core.client.GWT;
+import com.google.gwt.dom.client.Style.Cursor;
 import com.google.gwt.event.dom.client.ClickEvent;
 import com.google.gwt.event.dom.client.ClickHandler;
 import com.google.gwt.event.logical.shared.ValueChangeEvent;
 import com.google.gwt.event.logical.shared.ValueChangeHandler;
+import com.google.gwt.event.shared.HandlerManager;
 import com.google.gwt.i18n.client.NumberFormat;
 import com.google.gwt.user.client.Window;
 import com.google.gwt.user.client.rpc.AsyncCallback;
@@ -67,8 +73,9 @@ public class StatisticsPanel extends Composite {
 	 * Labels
 	 */
 	private final static String POSTS_LABEL = "Posts";
+	private final static String LIKES_COMMENTS_MADE_LABEL = "Likes & Replies";
+	private final static String LIKES_COMMENTS_GOT_LABEL = "Got";
 	private final static String STORAGE_LABEL = "Space Used";
-	private final static String LIKES_COMMENTS_LABEL = "Got";
 	private final static String PROFILE_STRENGTH_LABEL = "Profile Strength";
 
 	/**
@@ -76,14 +83,14 @@ public class StatisticsPanel extends Composite {
 	 */
 	public static String IMPROVE_PROFILE_HINT_MESSAGE_ROOT = "You can improve your profile strength by: <ul>"
 			+ "<li> adding a job title, your current position or your professional summary;" 
-			+ "<li> adding your contact information (facebook, linkedin, skype, google mail and so on).</ul>";
+			+ "<li> adding your contact information (facebook, linkedin, skype, google mail and so on)</ul>";
 
 	/**
 	 * improve profile hints
 	 */
 	public static final String IMPROVE_PROFILE_HINT_MESSAGE_PROFILE = "You can improve your profile strength by: <ul>"
 			+ "<li> adding a job title, your current position or your professional summary;" 
-			+ "<li> adding your contact information (facebook, linkedin, skype, google mail and so on).</ul>";
+			+ "<li> adding your contact information (facebook, linkedin, skype, google mail and so on)</ul>";
 
 	/**
 	 * profile button label
@@ -140,13 +147,18 @@ public class StatisticsPanel extends Composite {
 	 */
 	final public static PageBusAdapter pageBusAdapter = new PageBusAdapter();
 
+	/**
+	 * Handler Manager for internal events
+	 */
+	private final HandlerManager eventBus = new HandlerManager(null);
+
 	public StatisticsPanel() {
 
 		//init this object
 		super();
 		initWidget(mainPanel);
 
-		// bind pagebus events
+		// bind pagebus events/ internal events
 		bind();
 
 		// set style of the main panel
@@ -184,7 +196,7 @@ public class StatisticsPanel extends Composite {
 				// first of all check if the statistics can be shown to other people
 				if(userid != null && !userid.equals(information.getAslSessionUsername()) && !information.isProfileShowable()){
 
-					mainPanel.add(new HTML("Sorry but the user set his Statistics to private."));
+					mainPanel.add(new HTML("Sorry but the user set his Statistics to private"));
 					return;
 
 				}
@@ -241,9 +253,9 @@ public class StatisticsPanel extends Composite {
 				feeds.setHeader(POSTS_LABEL);
 
 				if(isRoot || isProfilePage)
-					feeds.setToolTip("Posts during the last year.");
+					feeds.setToolTip("Posts during the last year");
 				else
-					feeds.setToolTip("Posts during the last year in this VRE.");
+					feeds.setToolTip("Posts during the last year in this VRE");
 
 
 				// add loading image that will be replaced by the incoming values
@@ -254,22 +266,39 @@ public class StatisticsPanel extends Composite {
 				// append widget
 				mainPanel.add(feeds);
 
-				// likes & comments
+				// likes & comments made
-				final StatisticWidget likesAndComments = new StatisticWidget(isRoot);
+				final StatisticWidget likesAndCommentsMade = new StatisticWidget(isRoot);
-				likesAndComments.setHeader(LIKES_COMMENTS_LABEL);
+				likesAndCommentsMade.setHeader(LIKES_COMMENTS_MADE_LABEL);
 
 				if(isRoot || isProfilePage)
-					likesAndComments.setToolTip("Likes and post replies got during the last year.");
+					likesAndCommentsMade.setToolTip("Likes and post replies made during the last year");
 				else
-					likesAndComments.setToolTip("Likes and post replies got during the last year in this VRE.");
+					likesAndCommentsMade.setToolTip("Likes and post replies made during the last year in this VRE");
+
+				// add loading image that will be replaced by the incoming values
+				Image commentsLikesMadeLoader = new Image(imagePath);
+				commentsLikesMadeLoader.setStyleName("loading-image-center-small");
+				likesAndCommentsMade.appendToPanel(commentsLikesMadeLoader);
+
+				// append widget
+				mainPanel.add(likesAndCommentsMade);
+
+				// likes & comments got
+				final StatisticWidget likesAndCommentsGot = new StatisticWidget(isRoot);
+				likesAndCommentsGot.setHeader(LIKES_COMMENTS_GOT_LABEL);
+
+				if(isRoot || isProfilePage)
+					likesAndCommentsGot.setToolTip("Likes and post replies got during the last year");
+				else
+					likesAndCommentsGot.setToolTip("Likes and post replies got during the last year in this VRE");
 
 				// add loading image that will be replaced by the incoming values
 				Image commentsLikesLoader = new Image(imagePath);
 				commentsLikesLoader.setStyleName("loading-image-center-small");
-				likesAndComments.appendToPanel(commentsLikesLoader);
+				likesAndCommentsGot.appendToPanel(commentsLikesLoader);
 
 				// append widget
-				mainPanel.add(likesAndComments);
+				mainPanel.add(likesAndCommentsGot);
 
 				// the storage and the profile strength(only in root)
 				final StatisticWidget storage =  new StatisticWidget(isRoot);
@@ -278,7 +307,7 @@ public class StatisticsPanel extends Composite {
 				if(isRoot || isProfilePage){
 
 					storage.setHeader(STORAGE_LABEL);
-					storage.setToolTip("Total amount of space used in the infrastructure.");
+					storage.setToolTip("Total amount of space used in the infrastructure");
 
 					// add loading image that will be replaced by the incoming values
 					Image totalSpaceLoader = new Image(imagePath);
@@ -360,7 +389,7 @@ public class StatisticsPanel extends Composite {
 
 								final Button improveProfileButton = new Button(IMPROVE_BUTTON_LABEL);
 								improveProfileButton.setType(ButtonType.INFO);
-								improveProfileButton.setTitle("Improve your profile.");
+								improveProfileButton.setTitle("Improve your profile");
 
 								improveProfileButton.addClickHandler(new ClickHandler() {
 
@@ -394,7 +423,7 @@ public class StatisticsPanel extends Composite {
 					public void onFailure(Throwable arg0) {
 
 						appendAlertIcon(feeds);
-						appendAlertIcon(likesAndComments);
+						appendAlertIcon(likesAndCommentsGot);
 
 					}
 
@@ -404,7 +433,7 @@ public class StatisticsPanel extends Composite {
 						if(postsBean == null){
 
 							appendAlertIcon(feeds);
-							appendAlertIcon(likesAndComments);
+							appendAlertIcon(likesAndCommentsGot);
 							return;
 
 						}
@@ -413,50 +442,110 @@ public class StatisticsPanel extends Composite {
 						feeds.clearPanelValues();
 						numberOfFeedsLabel = new Label(formattedNumbers(postsBean.getFeedsNumber()));
 						if(isRoot || isProfilePage)
-							numberOfFeedsLabel.setTitle("Posts during the last year (" + postsBean.getFeedsNumber() + ")."); 
+							numberOfFeedsLabel.setTitle("Posts during the last year (" + postsBean.getFeedsNumber() + ")"); 
 						else
-							numberOfFeedsLabel.setTitle("Posts during the last year in this VRE (" + postsBean.getFeedsNumber() + ").");
+							numberOfFeedsLabel.setTitle("Posts during the last year in this VRE (" + postsBean.getFeedsNumber() + ")");
+
+						// add handler for user that clicks on the numberOfFeedsLabel
+						if(!isProfilePage){
+							numberOfFeedsLabel.getElement().getStyle().setCursor(Cursor.POINTER);
+							numberOfFeedsLabel.addClickHandler(new ClickHandler() {
+
+								@Override
+								public void onClick(ClickEvent event) {
+
+									eventBus.fireEvent(new ShowFeedsRelatedToUserStatisticsEvent(ShowUserStatisticAction.POSTS_MADE_BY_USER));
+
+								}
+							});
+						}
 
 						numberOfWrittenFeeds = postsBean.getFeedsNumber();
 						numberOfFeedsLabel.setStyleName("statistic-value");
 						feeds.appendToPanel(numberOfFeedsLabel);
 
-						// updates comments and likes
+						// updates comments and likes made
-						likesAndComments.clearPanelValues();
+						likesAndCommentsMade.clearPanelValues();
-						content = new CommentsAndLikesWidget();
+						CommentsAndLikesWidget contentLikesAndCommentsMade = new CommentsAndLikesWidget();
+
+						if(!isProfilePage)
+							contentLikesAndCommentsMade.setEventBus(eventBus);
 
 						String urlLikesIcon = GWT.getModuleBaseURL() + "../images/star_blue.png";
+						if(isRoot || isProfilePage)
+							contentLikesAndCommentsMade.setLikes(
+									urlLikesIcon, 
+									formattedNumbers(postsBean.getLikesMade()), 
+									"Likes made during the last year",
+									"Likes made during the last year (" + postsBean.getLikesMade() + ")",
+									ShowUserStatisticAction.LIKES_MADE_BY_USER);
+						else
+							contentLikesAndCommentsMade.setLikes(
+									urlLikesIcon, 
+									formattedNumbers(postsBean.getLikesMade()), 
+									"Likes made during the last year in this VRE",
+									"Likes made during the last year in this VRE (" + postsBean.getLikesMade() + ")",
+									ShowUserStatisticAction.LIKES_MADE_BY_USER);
+
+						String urlCommentsIcon = GWT.getModuleBaseURL() + "../images/comment_edit.png";
+						if(isRoot || isProfilePage)
+							contentLikesAndCommentsMade.setComments(
+									urlCommentsIcon, 
+									formattedNumbers(postsBean.getCommentsMade()), 
+									"Post replies made during the last year",
+									"Post replies made during the last year (" + postsBean.getCommentsMade() + ")",
+									ShowUserStatisticAction.COMMENTS_MADE_BY_USER);
+						else
+							contentLikesAndCommentsMade.setComments(
+									urlCommentsIcon, 
+									formattedNumbers(postsBean.getCommentsMade()), 
+									"Post replies made during the last year in this VRE",
+									"Post replies made during the last year in this VRE (" + postsBean.getCommentsMade() + ")",
+									ShowUserStatisticAction.COMMENTS_MADE_BY_USER);
+
+						likesAndCommentsMade.appendToPanel(contentLikesAndCommentsMade);
+
+						// updates comments and likes got
+						likesAndCommentsGot.clearPanelValues();
+						content = new CommentsAndLikesWidget();
+
+						if(!isProfilePage)
+							content.setEventBus(eventBus);
+
 						if(isRoot || isProfilePage)
 							content.setLikes(
 									urlLikesIcon, 
 									formattedNumbers(postsBean.getLikesReceived()), 
-									"Likes got during the last year.",
+									"Likes got during the last year",
-									"Likes got during the last year (" + postsBean.getLikesReceived() + ").");
+									"Likes got during the last year (" + postsBean.getLikesReceived() + ")",
+									ShowUserStatisticAction.LIKES_GOT_BY_USER);
 						else
 							content.setLikes(
 									urlLikesIcon, 
 									formattedNumbers(postsBean.getLikesReceived()), 
 									"Likes got during the last year in this VRE",
-									"Likes got during the last year in this VRE (" + postsBean.getLikesReceived() + ").");
+									"Likes got during the last year in this VRE (" + postsBean.getLikesReceived() + ")",
+									ShowUserStatisticAction.LIKES_GOT_BY_USER);
 
 						numberOfLikesGot = postsBean.getLikesReceived();
 
-						String urlCommentsIcon = GWT.getModuleBaseURL() + "../images/comment_edit.png";
 						if(isRoot || isProfilePage)
 							content.setComments(
 									urlCommentsIcon, 
 									formattedNumbers(postsBean.getCommentsReceived()), 
-									"Post replies got during the last year.",
+									"Post replies got during the last year",
-									"Post replies got during the last year (" + postsBean.getCommentsReceived() + ").");
+									"Post replies got during the last year (" + postsBean.getCommentsReceived() + ")",
+									ShowUserStatisticAction.COMMENTS_GOT_BY_USER);
 						else
 							content.setComments(
 									urlCommentsIcon, 
 									formattedNumbers(postsBean.getCommentsReceived()), 
 									"Post replies got during the last year in this VRE.",
-									"Post replies got during the last year in this VRE (" + postsBean.getCommentsReceived() + ").");
+									"Post replies got during the last year in this VRE (" + postsBean.getCommentsReceived() + ")",
+									ShowUserStatisticAction.COMMENTS_GOT_BY_USER);
 
 						numberOfCommentsGot = postsBean.getCommentsReceived();
-						likesAndComments.appendToPanel(content);
+						likesAndCommentsGot.appendToPanel(content);
 					}
 
 				});
@@ -504,6 +593,25 @@ public class StatisticsPanel extends Composite {
 	private void bind() {
 
 		try {
+			
+			// on statistic value click handler
+			eventBus.addHandler(ShowFeedsRelatedToUserStatisticsEvent.TYPE, new ShowFeedsRelatedToUserStatisticsEventHandler() {
+
+				@Override
+				public void onShowRelatedFeeds(
+						ShowFeedsRelatedToUserStatisticsEvent event) {
+					
+					ShowUserStatisticAction actionToTake = event.getAction();
+					
+					// get current url
+					String currentUrl = Window.Location.getHref();
+					String[] splittedUrl = currentUrl.split("\\?");
+					
+					Window.Location.assign(splittedUrl[0] + "?" + Encoder.encode(GCubeSocialNetworking.SHOW_STATISTICS_ACTION_OID) + "=" + Encoder.encode(actionToTake.toString()));
+					
+				}
+			});  
+
 			// increment post number
 			pageBusAdapter.PageBusSubscribe(PageBusEvents.postIncrement, null, null, null, null);
 
@@ -524,9 +632,9 @@ public class StatisticsPanel extends Composite {
 						numberOfWrittenFeeds ++;
 						numberOfFeedsLabel.setText(formattedNumbers(numberOfWrittenFeeds));
 						if(isRoot)
-							numberOfFeedsLabel.setTitle("Your posts during the last year (" + numberOfWrittenFeeds + ")."); 
+							numberOfFeedsLabel.setTitle("Your posts during the last year (" + numberOfWrittenFeeds + ")"); 
 						else
-							numberOfFeedsLabel.setTitle("Your posts during the last year in this VRE (" + numberOfWrittenFeeds + ").");
+							numberOfFeedsLabel.setTitle("Your posts during the last year in this VRE (" + numberOfWrittenFeeds + ")");
 						GWT.log("Number of written posts changed to " + numberOfWrittenFeeds);
 					}
 				}
@@ -553,9 +661,9 @@ public class StatisticsPanel extends Composite {
 						numberOfWrittenFeeds = numberOfWrittenFeeds < 0 ?  0: numberOfWrittenFeeds;
 						numberOfFeedsLabel.setText(formattedNumbers(numberOfWrittenFeeds));
 						if(isRoot)
-							numberOfFeedsLabel.setTitle("Your posts during the last year (" + numberOfWrittenFeeds + ")."); 
+							numberOfFeedsLabel.setTitle("Your posts during the last year (" + numberOfWrittenFeeds + ")"); 
 						else
-							numberOfFeedsLabel.setTitle("Your posts during the last year in this VRE (" + numberOfWrittenFeeds + ").");
+							numberOfFeedsLabel.setTitle("Your posts during the last year in this VRE (" + numberOfWrittenFeeds + ")");
 						GWT.log("Number of written posts changed to " + numberOfWrittenFeeds);
 					}
 				}});
@@ -585,15 +693,15 @@ public class StatisticsPanel extends Composite {
 									urlLikesIcon, 
 									formattedNumbers(numberOfLikesGot), 
 									"Likes you got during the last year.",
-									"Likes you got during the last year (" + numberOfLikesGot + ").");
+									"Likes you got during the last year (" + numberOfLikesGot + ")",
+									ShowUserStatisticAction.LIKES_GOT_BY_USER);
 						else
 							content.setLikes(
 									urlLikesIcon, 
 									formattedNumbers(numberOfLikesGot), 
 									"Likes you got during the last year in this VRE",
-									"Likes you got during the last year in this VRE (" + numberOfLikesGot + ").");
+									"Likes you got during the last year in this VRE (" + numberOfLikesGot + ")",
-
+									ShowUserStatisticAction.LIKES_GOT_BY_USER);
-
 
 						GWT.log("Number of likes got changed to " + numberOfLikesGot);
 					}
@@ -627,13 +735,15 @@ public class StatisticsPanel extends Composite {
 									urlLikesIcon, 
 									formattedNumbers(numberOfLikesGot), 
 									"Likes you got during the last year.",
-									"Likes you got during the last year (" + numberOfLikesGot + ").");
+									"Likes you got during the last year (" + numberOfLikesGot + ")",
+									ShowUserStatisticAction.LIKES_GOT_BY_USER);
 						else
 							content.setLikes(
 									urlLikesIcon, 
 									formattedNumbers(numberOfLikesGot), 
 									"Likes you got during the last year in this VRE",
-									"Likes you got during the last year in this VRE (" + numberOfLikesGot + ").");
+									"Likes you got during the last year in this VRE (" + numberOfLikesGot + ")",
+									ShowUserStatisticAction.LIKES_GOT_BY_USER);
 
 						GWT.log("Number of likes got changed to " + numberOfLikesGot);
 					}
@@ -666,13 +776,15 @@ public class StatisticsPanel extends Composite {
 									urlCommentsIcon, 
 									formattedNumbers(numberOfCommentsGot), 
 									"Post replies you got during the last year.",
-									"Post replies you got during the last year (" + numberOfCommentsGot + ").");
+									"Post replies you got during the last year (" + numberOfCommentsGot + ")",
+									ShowUserStatisticAction.COMMENTS_GOT_BY_USER);
 						else
 							content.setComments(
 									urlCommentsIcon, 
 									formattedNumbers(numberOfCommentsGot), 
 									"Post replies you got during the last year in this VRE.",
-									"Post replies you got during the last year in this VRE (" + numberOfCommentsGot + ").");
+									"Post replies you got during the last year in this VRE (" + numberOfCommentsGot + ")",
+									ShowUserStatisticAction.COMMENTS_GOT_BY_USER);
 
 						GWT.log("Number of comments got changed to " + numberOfCommentsGot);
 					}
@@ -705,13 +817,15 @@ public class StatisticsPanel extends Composite {
 									urlCommentsIcon, 
 									formattedNumbers(numberOfCommentsGot), 
 									"Post replies you got during the last year.",
-									"Post replies you got during the last year (" + numberOfCommentsGot + ").");
+									"Post replies you got during the last year (" + numberOfCommentsGot + ")",
+									ShowUserStatisticAction.COMMENTS_GOT_BY_USER);
 						else
 							content.setComments(
 									urlCommentsIcon, 
 									formattedNumbers(numberOfCommentsGot), 
 									"Post replies you got during the last year in this VRE.",
-									"Post replies you got during the last year in this VRE (" + numberOfCommentsGot + ").");
+									"Post replies you got during the last year in this VRE (" + numberOfCommentsGot + ")",
+									ShowUserStatisticAction.COMMENTS_GOT_BY_USER);
 
 						GWT.log("Number of comments got changed to " + numberOfCommentsGot);
 					}
@@ -800,7 +914,7 @@ public class StatisticsPanel extends Composite {
 		String encodedUserId = Window.Location.getParameter(encodedOid);
 		return Encoder.decode(encodedUserId);
 	}
-	
+
 	/**
 	 * The user-statistics can be deployed in a vre, within the home or in a profile page
 	 * @return true if the current page is a profile page, false otherwise

src/main/java/org/gcube/portlet/user/userstatisticsportlet/client/events/PageBusEvents.java

@@ -1,4 +1,4 @@
-package org.gcube.portlet.user.userstatisticsportlet.client;
+package org.gcube.portlet.user.userstatisticsportlet.client.events;
 
 /**
  * This class contains the events (in a package like format) to which this portlet listens at.

src/main/java/org/gcube/portlet/user/userstatisticsportlet/client/events/ShowFeedsRelatedToUserStatisticsEvent.java

@@ -0,0 +1,32 @@
+package org.gcube.portlet.user.userstatisticsportlet.client.events;
+
+import org.gcube.portal.databook.shared.ShowUserStatisticAction;
+
+import com.google.gwt.event.shared.GwtEvent;
+
+/**
+ * Event fired when the user wants to see feeds related to certain statistics.
+ * @author Costantino Perciante at ISTI-CNR (costantino.perciante@isti.cnr.it)
+ */
+public class ShowFeedsRelatedToUserStatisticsEvent  extends GwtEvent<ShowFeedsRelatedToUserStatisticsEventHandler> {
+	public static Type<ShowFeedsRelatedToUserStatisticsEventHandler> TYPE = new Type<ShowFeedsRelatedToUserStatisticsEventHandler>();
+	
+	private ShowUserStatisticAction action;
+	public ShowFeedsRelatedToUserStatisticsEvent(ShowUserStatisticAction actionToTake) {
+		this.action = actionToTake;
+	}
+	
+	public ShowUserStatisticAction getAction() {
+		return action;
+	}
+
+	@Override
+	public Type<ShowFeedsRelatedToUserStatisticsEventHandler> getAssociatedType() {
+		return TYPE;
+	}
+
+	@Override
+	protected void dispatch(ShowFeedsRelatedToUserStatisticsEventHandler handler) {
+		handler.onShowRelatedFeeds(this);
+	}
+}

src/main/java/org/gcube/portlet/user/userstatisticsportlet/client/events/ShowFeedsRelatedToUserStatisticsEventHandler.java

@@ -0,0 +1,11 @@
+package org.gcube.portlet.user.userstatisticsportlet.client.events;
+
+import com.google.gwt.event.shared.EventHandler;
+
+/**
+ * Handler related to the ShowFeedsRelatedToUserStatisticsEvent class
+ * @author Costantino Perciante at ISTI-CNR 
+ */
+public interface ShowFeedsRelatedToUserStatisticsEventHandler extends EventHandler {
+  void onShowRelatedFeeds(ShowFeedsRelatedToUserStatisticsEvent event);
+}

src/main/java/org/gcube/portlet/user/userstatisticsportlet/client/ui/CommentsAndLikesWidget.java

@@ -1,6 +1,13 @@
 package org.gcube.portlet.user.userstatisticsportlet.client.ui;
 
+import org.gcube.portal.databook.shared.ShowUserStatisticAction;
+import org.gcube.portlet.user.userstatisticsportlet.client.events.ShowFeedsRelatedToUserStatisticsEvent;
+
 import com.google.gwt.core.client.GWT;
+import com.google.gwt.dom.client.Style.Cursor;
+import com.google.gwt.event.dom.client.ClickEvent;
+import com.google.gwt.event.dom.client.ClickHandler;
+import com.google.gwt.event.shared.HandlerManager;
 import com.google.gwt.uibinder.client.UiBinder;
 import com.google.gwt.uibinder.client.UiField;
 import com.google.gwt.user.client.ui.Composite;
@@ -28,24 +35,60 @@ public class CommentsAndLikesWidget extends Composite {
 
 	@UiField
 	Label commentsValue;
+	
+	private HandlerManager busEvents;
 
 	public CommentsAndLikesWidget() {
 		initWidget(uiBinder.createAndBindUi(this));
 	}
 
-	public void setComments(String url, String value, String tipIcon, String tipValue){
+	public void setComments(String url, String value, String tipIcon, String tipValue, final ShowUserStatisticAction actionToTakeOnClick){
 
 		this.commentsImage.setUrl(url);
 		this.commentsImage.setTitle(tipIcon);
 		this.commentsValue.setText(value);
 		this.commentsValue.setTitle(tipValue);
+		
+		if(busEvents != null && actionToTakeOnClick != null){
+			
+			commentsValue.getElement().getStyle().setCursor(Cursor.POINTER);
+			commentsValue.addClickHandler(new ClickHandler() {
+				
+				@Override
+				public void onClick(ClickEvent event) {
+					
+					busEvents.fireEvent(new ShowFeedsRelatedToUserStatisticsEvent(actionToTakeOnClick));
+					
+				}
+			});
+			
+		}
 	}
 
-	public void setLikes(String url, String value, String tipIcon, String tipValue){
+	public void setLikes(String url, String value, String tipIcon, String tipValue, final ShowUserStatisticAction actionToTakeOnClick){
 
 		this.likesImage.setUrl(url);
 		this.likesImage.setTitle(tipIcon);
 		this.likesValue.setText(value);
 		this.likesValue.setTitle(tipValue);
+		
+		if(busEvents != null && actionToTakeOnClick != null){
+			
+			likesValue.getElement().getStyle().setCursor(Cursor.POINTER);
+			likesValue.addClickHandler(new ClickHandler() {
+				
+				@Override
+				public void onClick(ClickEvent event) {
+					
+					busEvents.fireEvent(new ShowFeedsRelatedToUserStatisticsEvent(actionToTakeOnClick));
+					
+				}
+			});
+			
+		}
+	}
+	
+	public void setEventBus(HandlerManager busEvents){
+		this.busEvents = busEvents;
 	}
 }

src/main/java/org/gcube/portlet/user/userstatisticsportlet/server/ServerUtils.java

@@ -0,0 +1,294 @@
+package org.gcube.portlet.user.userstatisticsportlet.server;
+
+import java.io.Serializable;
+import java.text.DecimalFormat;
+import java.util.List;
+
+import javax.servlet.http.HttpSession;
+
+import org.gcube.application.framework.core.session.ASLSession;
+import org.gcube.application.framework.core.session.SessionManager;
+import org.gcube.portal.custom.scopemanager.scopehelper.ScopeHelper;
+import org.gcube.vomanagement.usermanagement.GroupManager;
+import org.gcube.vomanagement.usermanagement.impl.LiferayGroupManager;
+import org.gcube.vomanagement.usermanagement.impl.LiferayUserManager;
+import org.gcube.vomanagement.usermanagement.util.ManagementUtils;
+import org.slf4j.LoggerFactory;
+
+import com.liferay.portal.model.Contact;
+import com.liferay.portal.model.User;
+import com.liferay.portal.model.Website;
+import com.liferay.portal.security.auth.PrincipalThreadLocal;
+import com.liferay.portal.security.permission.PermissionChecker;
+import com.liferay.portal.security.permission.PermissionCheckerFactoryUtil;
+import com.liferay.portal.security.permission.PermissionThreadLocal;
+import com.liferay.portal.service.UserLocalServiceUtil;
+import com.liferay.portal.service.WebsiteLocalServiceUtil;
+import com.liferay.portlet.expando.model.ExpandoColumnConstants;
+
+/**
+ * This class contains server side utils methods
+ * @author Costantino Perciante at ISTI-CNR (costantino.perciante@isti.cnr.it)
+ */
+public class ServerUtils {
+
+	// Logger
+	private static final org.slf4j.Logger logger = LoggerFactory.getLogger(ServerUtils.class);
+
+	/**
+	 * the current ASLSession
+	 * @return the session
+	 */
+	public static ASLSession getASLSession(HttpSession session) {
+
+		String sessionID = session.getId();
+		String user = (String) session.getAttribute(ScopeHelper.USERNAME_ATTRIBUTE);
+
+		if (user == null) {
+
+			logger.warn("USER IS NULL setting " + UserStatisticsServiceImpl.defaultUserId + " and Running OUTSIDE PORTAL");
+			user = getDevelopmentUser();
+			SessionManager.getInstance().getASLSession(sessionID, user).setScope(UserStatisticsServiceImpl.vreID);
+
+		}		
+
+		return SessionManager.getInstance().getASLSession(sessionID, user);
+	}
+
+	/**
+	 * when packaging test will fail if the user is not set to test.user
+	 * @return .
+	 */
+	public static String getDevelopmentUser() {
+		String user = UserStatisticsServiceImpl.defaultUserId;
+		//				user = "costantino.perciante";
+		return user;
+	}
+
+	/**
+	 * Indicates whether the scope is the whole infrastructure.
+	 * @param userid in case userid is not null, the user is visiting a profile page and 
+	 * the statistics to return are the ones available in the whole infrastructure
+	 * @return <code>true</code> if it is, <code>false</code> otherwise.
+	 */
+	public static boolean isInfrastructureScope(String userid, HttpSession session) {
+		boolean toReturn = false;
+		try {
+			GroupManager manager = new LiferayGroupManager();
+			long groupId = manager.getGroupIdFromInfrastructureScope(getASLSession(session).getScope());
+			toReturn = !manager.isVRE(groupId) || userid != null;
+			return toReturn;
+		}
+		catch (Exception e) {
+			logger.error("NullPointerException in isInfrastructureScope returning false");
+			return false;
+		}		
+	}
+
+	/**
+	 * Online or in development mode?
+	 * @return true if you're running into the portal, false if in development
+	 */
+	public static boolean isWithinPortal() {
+		try {
+			UserLocalServiceUtil.getService();
+			return true;
+		} 
+		catch (com.liferay.portal.kernel.bean.BeanLocatorException ex) {			
+			logger.trace("Development Mode ON");
+			return false;
+		}			
+	}
+
+	/**
+	 * returns dynamically the formated size.
+	 *
+	 * @param size the size
+	 * @return the string
+	 */
+	public static String formatFileSize(long size) {
+		String formattedSize = null;
+
+		double b = size;
+		double k = size/1024.0;
+		double m = ((size/1024.0)/1024.0);
+		double g = (((size/1024.0)/1024.0)/1024.0);
+		double t = ((((size/1024.0)/1024.0)/1024.0)/1024.0);
+
+		DecimalFormat dec = new DecimalFormat("0.00");
+
+		if ( t >= 1.0 ) {
+			formattedSize = dec.format(t).concat(" TB");
+		} else if ( g >= 1.0 ) {
+			formattedSize = dec.format(g).concat(" GB");
+		} else if ( m >= 1.0 ) {
+			formattedSize = dec.format(m).concat(" MB");
+		} else if ( k >= 1.0 ) {
+			formattedSize = dec.format(k).concat(" KB");
+		} else {
+			formattedSize = dec.format(b).concat(" Bytes");
+		}
+		return formattedSize;
+	}
+
+	/**
+	 * Evaluates the profile strenght of the user
+	 * @param user 
+	 * @return a int in [0, 100]
+	 */
+	public static int evaluateProfileStrenght(User user, boolean imageIsPresent) {
+
+		int score = evaluateContactScore(user);
+		score += evaluateInformationScore(user, imageIsPresent);
+
+		return score;
+	}
+
+
+	/**
+	 * Evaluates a score according to the information of the user such as job, organization, comments
+	 * @param user
+	 * @return a score in [0, 65]
+	 */
+	public static int evaluateInformationScore(User user, boolean imageIsPresent) {
+		int score = 0;
+
+		if(user.getJobTitle() != null)
+			score += !user.getJobTitle().isEmpty() ? 20 : 0;
+		if(user.getOpenId() != null)
+			score += !user.getOpenId().isEmpty() ? 20 : 0;
+		String summary = getSummary(user);
+		if(summary != null){
+			int lenght = summary.replace(" ", "").length(); 
+			float partialScore = ((float)lenght / 10.0f);
+			score +=  partialScore  > 20f ? 20 : (int)partialScore;
+		}
+
+		if(imageIsPresent)
+			score += 5;
+
+		return score;
+	}
+
+	/**
+	 * get the user's comment
+	 * @param user
+	 * @return
+	 */
+	public static String getSummary(User user) {
+		if(user.getComments() != null){
+			String toReturn = escapeHtml(user.getComments());
+			// replace all the line breaks by <br/>
+			toReturn = toReturn.replaceAll("(\r\n|\n)"," <br/> ");
+			// then replace all the double spaces by the html version &nbsp;
+			toReturn = toReturn.replaceAll("\\s\\s","&nbsp;&nbsp;");
+			return toReturn;
+		}else
+			return null;
+	}
+
+	/**
+	 * Escape an html string. Escaping data received from the client helps to
+	 * prevent cross-site script vulnerabilities.
+	 * 
+	 * @param html the html string to escape
+	 * @return the escaped string
+	 */
+	public  static String escapeHtml(String html) {
+		if (html == null) {
+			return null;
+		}
+		return html.replaceAll("&", "&amp;").replaceAll("<", "&lt;")
+				.replaceAll(">", "&gt;");
+	}
+
+	/**
+	 * Evaluates user's contact information
+	 * @param user
+	 * @return a value in [0, 35]
+	 */
+	public static  int evaluateContactScore(User user){
+
+		int score = 0;
+
+		try{
+			Contact contact = user.getContact();
+
+			if(contact.getMySpaceSn() != null)
+				score += !contact.getMySpaceSn().isEmpty() ? 5 : 0;
+			if(contact.getTwitterSn() != null)
+				score += !contact.getTwitterSn().isEmpty() ? 5 : 0;
+			if(contact.getFacebookSn() != null)
+				score += !contact.getFacebookSn().isEmpty() ? 5 : 0;
+			if(contact.getSkypeSn() != null)
+				score += !contact.getSkypeSn().isEmpty() ? 5 : 0;
+			if(contact.getJabberSn() != null)
+				score += !contact.getJabberSn().isEmpty() ? 5 : 0;
+			if(contact.getAimSn() != null)
+				score += !contact.getAimSn().isEmpty()  ? 5 : 0;
+
+			List<Website> websites = WebsiteLocalServiceUtil.getWebsites(user.getCompanyId(), "com.liferay.portal.model.Contact", contact.getContactId());
+			score += websites.size() > 0 ? 5 : 0; 
+		}catch(Exception e ){
+
+			logger.error("Contact profile score evaluation failed!!");
+			score = 0;
+		}
+
+		return score;
+	}
+
+	/**
+	 * Set the permission checker to set/get custom fields into liferay
+	 */
+	public static void setPermissionChecker(){
+
+		// set permission checker
+		try{
+			long adminId = LiferayUserManager.getAdmin().getUserId();
+			PrincipalThreadLocal.setName(adminId);
+			PermissionChecker permissionChecker = PermissionCheckerFactoryUtil.create(UserLocalServiceUtil.getUser(adminId));
+			PermissionThreadLocal.setPermissionChecker(permissionChecker); 
+		}catch(Exception e){
+			logger.error("Unable to set permission checker. Custom fields set/get operations are likely to fail...");
+		}
+
+	}
+
+	/**
+	 * On servlet instanciation, create the custom field and set it to startingValue
+	 * @param customFieldNameUserStatisticsVisibility
+	 * @param b
+	 */
+	public static void createUserCustomField(
+			String customFieldNameUserStatisticsVisibility, boolean startingValue) {
+
+		// set permission checker
+		ServerUtils.setPermissionChecker();
+
+		try{
+
+			User defaultUser = UserLocalServiceUtil.getDefaultUser(ManagementUtils.getCompany().getCompanyId());
+
+			// check if it exists
+			boolean exists = defaultUser.getExpandoBridge().hasAttribute(customFieldNameUserStatisticsVisibility);
+
+			if(exists){
+
+				logger.debug("Custom field already exists... There is no need to create it");
+
+			}else{
+
+				logger.debug("Creating custom field " + customFieldNameUserStatisticsVisibility + 
+						" with starting value " + startingValue);
+
+				// create
+				defaultUser.getExpandoBridge().addAttribute(customFieldNameUserStatisticsVisibility, ExpandoColumnConstants.BOOLEAN, (Serializable)(true)); 
+
+			}
+
+		}catch(Exception e){
+			logger.error("Unable to create custom field " + customFieldNameUserStatisticsVisibility);
+		}		
+	}
+}

src/main/java/org/gcube/portlet/user/userstatisticsportlet/server/UserStatisticsServiceImpl.java

@@ -1,19 +1,15 @@
 package org.gcube.portlet.user.userstatisticsportlet.server;
 
-import java.io.Serializable;
-import java.text.DecimalFormat;
 import java.util.Calendar;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 
 import org.gcube.application.framework.core.session.ASLSession;
-import org.gcube.application.framework.core.session.SessionManager;
 import org.gcube.common.homelibrary.home.HomeLibrary;
 import org.gcube.common.homelibrary.home.workspace.Workspace;
 import org.gcube.common.portal.PortalContext;
 import org.gcube.portal.custom.communitymanager.SiteManagerUtil;
-import org.gcube.portal.custom.scopemanager.scopehelper.ScopeHelper;
 import org.gcube.portal.databook.server.DBCassandraAstyanaxImpl;
 import org.gcube.portal.databook.server.DatabookStore;
 import org.gcube.portal.databook.shared.Comment;
@@ -22,27 +18,17 @@ import org.gcube.portlet.user.userstatisticsportlet.client.UserStatisticsService
 import org.gcube.portlet.user.userstatisticsportlet.server.cache.UserInfrastructureSpaceCache;
 import org.gcube.portlet.user.userstatisticsportlet.shared.PostsStatsBean;
 import org.gcube.portlet.user.userstatisticsportlet.shared.UserInformation;
-import org.gcube.vomanagement.usermanagement.GroupManager;
 import org.gcube.vomanagement.usermanagement.UserManager;
 import org.gcube.vomanagement.usermanagement.exception.UserManagementSystemException;
 import org.gcube.vomanagement.usermanagement.exception.UserRetrievalFault;
-import org.gcube.vomanagement.usermanagement.impl.LiferayGroupManager;
 import org.gcube.vomanagement.usermanagement.impl.LiferayUserManager;
 import org.gcube.vomanagement.usermanagement.util.ManagementUtils;
 import org.slf4j.LoggerFactory;
 
 import com.google.gwt.user.server.rpc.RemoteServiceServlet;
 import com.liferay.portal.kernel.cache.CacheRegistryUtil;
-import com.liferay.portal.model.Contact;
 import com.liferay.portal.model.User;
-import com.liferay.portal.model.Website;
-import com.liferay.portal.security.auth.PrincipalThreadLocal;
-import com.liferay.portal.security.permission.PermissionChecker;
-import com.liferay.portal.security.permission.PermissionCheckerFactoryUtil;
-import com.liferay.portal.security.permission.PermissionThreadLocal;
 import com.liferay.portal.service.UserLocalServiceUtil;
-import com.liferay.portal.service.WebsiteLocalServiceUtil;
-import com.liferay.portlet.expando.model.ExpandoColumnConstants;
 
 /**
  * The server side implementation of the RPC service.
@@ -51,13 +37,13 @@ import com.liferay.portlet.expando.model.ExpandoColumnConstants;
 public class UserStatisticsServiceImpl extends RemoteServiceServlet implements UserStatisticsService {
 
 	// Logger
-	private static final org.slf4j.Logger _log = LoggerFactory.getLogger(UserStatisticsServiceImpl.class);
+	private static final org.slf4j.Logger logger = LoggerFactory.getLogger(UserStatisticsServiceImpl.class);
 
 	//dev user
 	public static final String defaultUserId = "test.user";
 
 	//dev vre
-	private static final String vreID = "/gcube/devsec/devVRE";
+	public static final String vreID = "/gcube/devsec/devVRE";
 
 	// Cassandra connection
 	private DatabookStore store;
@@ -67,95 +53,30 @@ public class UserStatisticsServiceImpl extends RemoteServiceServlet implements U
 
 	@Override
 	public void init() {
+		
 		// get connection to Cassandra
-		_log.debug("Getting connection to Cassandra..");
+		logger.debug("Getting connection to Cassandra..");
 		store = new DBCassandraAstyanaxImpl();
 
 		// add statistics option for profile pages and set to true
-		createUserCustomField(CUSTOM_FIELD_NAME_USER_STATISTICS_VISIBILITY, true);
+		ServerUtils.createUserCustomField(CUSTOM_FIELD_NAME_USER_STATISTICS_VISIBILITY, true);
 
 	}
 
 	@Override
 	public void destroy(){
 		// shutting down connection to Cassandra
-		_log.info("Closing connection to Cassandra");
+		logger.info("Closing connection to Cassandra");
 		store.closeConnection();
 	}
 
-	/**
-	 * the current ASLSession
-	 * @return the session
-	 */
-	private ASLSession getASLSession() {
-
-		String sessionID = this.getThreadLocalRequest().getSession().getId();
-		String user = (String) this.getThreadLocalRequest().getSession().getAttribute(ScopeHelper.USERNAME_ATTRIBUTE);
-
-		if (user == null) {
-
-			_log.warn("USER IS NULL setting " + defaultUserId + " and Running OUTSIDE PORTAL");
-			user = getDevelopmentUser();
-			SessionManager.getInstance().getASLSession(sessionID, user).setScope(vreID);
-
-		}		
-
-		return SessionManager.getInstance().getASLSession(sessionID, user);
-	}
-
-	/**
-	 * Indicates whether the scope is the whole infrastructure.
-	 * @param userid in case userid is not null, the user is visiting a profile page and 
-	 * the statistics to return are the ones available in the whole infrastructure
-	 * @return <code>true</code> if it is, <code>false</code> otherwise.
-	 */
-	private boolean isInfrastructureScope(String userid) {
-		boolean toReturn = false;
-		try {
-			GroupManager manager = new LiferayGroupManager();
-			long groupId = manager.getGroupIdFromInfrastructureScope(getASLSession().getScope());
-			toReturn = !manager.isVRE(groupId) || userid != null;
-			return toReturn;
-		}
-		catch (Exception e) {
-			_log.error("NullPointerException in isInfrastructureScope returning false");
-			return false;
-		}		
-	}
-
-	/**
-	 * Online or in development mode?
-	 * @return true if you're running into the portal, false if in development
-	 */
-	private boolean isWithinPortal() {
-		try {
-			UserLocalServiceUtil.getService();
-			return true;
-		} 
-		catch (com.liferay.portal.kernel.bean.BeanLocatorException ex) {			
-			_log.trace("Development Mode ON");
-			return false;
-		}			
-	}
-
-	/**
-	 * when packaging test will fail if the user is not set to test.user
-	 * @return .
-	 */
-	public String getDevelopmentUser() {
-		String user = defaultUserId;
-		//		user = "costantino.perciante";
-		return user;
-	}
-
-
 	@Override
 	public String getTotalSpaceInUse(String userid) {
 
 		String storageInUse = null;
 
 		// get the session
-		ASLSession session = getASLSession();
+		ASLSession session = ServerUtils.getASLSession(this.getThreadLocalRequest().getSession());
 
 		// username in the session
 		String userName = session.getUsername();
@@ -170,12 +91,12 @@ public class UserStatisticsServiceImpl extends RemoteServiceServlet implements U
 		//this check just return nothing if that happens
 		if (userName.compareTo(defaultUserId) == 0) {
 
-			_log.debug("Found " + userName + " returning nothing");
+			logger.debug("Found " + userName + " returning nothing");
 			return null;
 
 		}else{
 
-			_log.debug("Getting " + statisticsOfUsername + " amount of workspace in use.");
+			logger.debug("Getting " + statisticsOfUsername + " amount of workspace in use.");
 
 			try{
 
@@ -190,23 +111,23 @@ public class UserStatisticsServiceImpl extends RemoteServiceServlet implements U
 				// if not, ask the workspace
 				if(storageInUseLong == null){
 
-					_log.debug("Information not available in the cache, asking workspace");
+					logger.debug("Information not available in the cache, asking workspace");
 					Workspace workspace = HomeLibrary.getUserWorkspace(statisticsOfUsername);
 					storageInUseLong = workspace.getDiskUsage();
 
-					_log.debug("Put information in the cache");
+					logger.debug("Put information in the cache");
 					cacheWorkspace.insert(statisticsOfUsername, storageInUseLong);
 
 				}
 
-				storageInUse = formatFileSize(storageInUseLong);
+				storageInUse = ServerUtils.formatFileSize(storageInUseLong);
 
 				long end = System.currentTimeMillis();
-				_log.debug("[USER-STATISTICS] time taken to retrieve user space is " + (end - init) + "ms");
+				logger.debug("[USER-STATISTICS] time taken to retrieve user space is " + (end - init) + "ms");
 
 			}catch(Exception e){
 
-				_log.error("Unable to retrieve workspace information!");
+				logger.error("Unable to retrieve workspace information!");
 
 			}
 		}
@@ -220,7 +141,7 @@ public class UserStatisticsServiceImpl extends RemoteServiceServlet implements U
 		int profileStrenght = -1;
 
 		// get the session
-		ASLSession session = getASLSession();
+		ASLSession session = ServerUtils.getASLSession(this.getThreadLocalRequest().getSession());
 
 		// username
 		String userName = session.getUsername();
@@ -234,12 +155,12 @@ public class UserStatisticsServiceImpl extends RemoteServiceServlet implements U
 		//in case the portal is restarted and you have the social home open it will get test.user (no callback to set session info)
 		//this check just return nothing if that happens
 		if (userName.compareTo(defaultUserId) == 0) {
-			_log.debug("Found " + userName + " returning nothing");
+			logger.debug("Found " + userName + " returning nothing");
 			return profileStrenght;
 		}else{
 
 			// valuate profile strength
-			if(isWithinPortal()){
+			if(ServerUtils.isWithinPortal()){
 
 				try{
 
@@ -249,14 +170,14 @@ public class UserStatisticsServiceImpl extends RemoteServiceServlet implements U
 					boolean avatarPresent = (new LiferayUserManager().getUserAvatarBytes(statisticsOfUsername) != null);
 
 					User user = UserLocalServiceUtil.getUserByScreenName(SiteManagerUtil.getCompany().getCompanyId(), statisticsOfUsername);
-					profileStrenght = evaluateProfileStrenght(user, avatarPresent);
+					profileStrenght = ServerUtils.evaluateProfileStrenght(user, avatarPresent);
 
 					long end = System.currentTimeMillis();
-					_log.debug("[USER-STATISTICS] time taken to evaluate user profile strenght is " + (end - init) + "ms");
+					logger.debug("[USER-STATISTICS] time taken to evaluate user profile strenght is " + (end - init) + "ms");
 
 				}catch(Exception e){
 
-					_log.error("Profile strenght evaluation failed!!" + e.toString(), e);
+					logger.error("Profile strenght evaluation failed!!" + e.toString(), e);
 
 				}
 			}
@@ -269,7 +190,7 @@ public class UserStatisticsServiceImpl extends RemoteServiceServlet implements U
 	public UserInformation getUserSettings(String userid) {
 
 		// get the session
-		ASLSession session = getASLSession();
+		ASLSession session = ServerUtils.getASLSession(this.getThreadLocalRequest().getSession());
 
 		//username of the asl session
 		String userName = session.getUsername();
@@ -293,21 +214,21 @@ public class UserStatisticsServiceImpl extends RemoteServiceServlet implements U
 			statisticsOfUsername = userid;
 			isProfileShowable = checkUserPrivacyOption(statisticsOfUsername);
 
-			_log.info("Is profile showable for user " + userid +  " " +  isProfileShowable);
+			logger.info("Is profile showable for user " + userid +  " " +  isProfileShowable);
 		}
 
 		//in case the portal is restarted and you have the social home open it will get test.user (no callback to set session info)
 		//this check just return nothing if that happens
 		if (userName.compareTo(defaultUserId) == 0) {
-			_log.debug("Found " + userName + " returning nothing");
+			logger.debug("Found " + userName + " returning nothing");
 			return null;
 		}
 
-		if(isWithinPortal()){
+		if(ServerUtils.isWithinPortal()){
 			// If the user is in the root panel (or is visiting a profile page), we have to send him the overall number of posts made, comments/likes(received) and the space in use.
 			// Otherwise we have to filter on the vre.
-			boolean isInfrastructure = isInfrastructureScope(userid);
+			boolean isInfrastructure = ServerUtils.isInfrastructureScope(userid, this.getThreadLocalRequest().getSession());
-			_log.debug("User scope is " + (isInfrastructure ? " the whole infrastucture " : " a VRE"));
+			logger.debug("User scope is " + (isInfrastructure ? " the whole infrastucture " : " a VRE"));
 
 			// get path of the avatar
 			UserManager um = new LiferayUserManager();
@@ -316,12 +237,12 @@ public class UserStatisticsServiceImpl extends RemoteServiceServlet implements U
 			try {
 				thumbnailURL = um.getUserByUsername(statisticsOfUsername).getUserAvatarURL();
 			} catch (UserManagementSystemException e) {
-				_log.error("Unable to retrieve avatar url for user " + statisticsOfUsername, e);
+				logger.error("Unable to retrieve avatar url for user " + statisticsOfUsername, e);
 			} catch (UserRetrievalFault e) {
-				_log.error("Unable to retrieve avatar url for user " + statisticsOfUsername, e);
+				logger.error("Unable to retrieve avatar url for user " + statisticsOfUsername, e);
 			}
 
-			_log.debug(statisticsOfUsername + " avatar has url " + thumbnailURL);
+			logger.debug(statisticsOfUsername + " avatar has url " + thumbnailURL);
 
 			// get the vre (if not in the infrastructure)
 			String actualVre = null;
@@ -352,7 +273,7 @@ public class UserStatisticsServiceImpl extends RemoteServiceServlet implements U
 		try{
 
 			// set permission checker
-			setPermissionChecker();
+			ServerUtils.setPermissionChecker();
 
 			//needed to avoid cache use by liferay API
 			CacheRegistryUtil.clear(); 
@@ -367,7 +288,7 @@ public class UserStatisticsServiceImpl extends RemoteServiceServlet implements U
 
 		}catch(Exception e){
 
-			_log.error("Unable to retrieve user's privacy option for his statistics");
+			logger.error("Unable to retrieve user's privacy option for his statistics");
 			return true;
 		}
 	}
@@ -376,7 +297,7 @@ public class UserStatisticsServiceImpl extends RemoteServiceServlet implements U
 	public PostsStatsBean getPostsStats(String userid){
 
 		// get the session
-		ASLSession session = getASLSession();
+		ASLSession session = ServerUtils.getASLSession(this.getThreadLocalRequest().getSession());
 
 		//username
 		String userName = session.getUsername();
@@ -390,31 +311,31 @@ public class UserStatisticsServiceImpl extends RemoteServiceServlet implements U
 		//in case the portal is restarted and you have the social home open it will get test.user (no callback to set session info)
 		//this check just return nothing if that happens
 		if (userName.compareTo(defaultUserId) == 0) {
-			_log.debug("Found " + userName + " returning nothing");
+			logger.debug("Found " + userName + " returning nothing");
 			return null;
 		}
 
 		long feedsMade = 0, likesGot = 0, commentsGot = 0, commentsMade = 0, likesMade = 0;
 
 		// check if the user is or not in a VRE
-		boolean isInfrastructure = isInfrastructureScope(userid);
+		boolean isInfrastructure = ServerUtils.isInfrastructureScope(userid, this.getThreadLocalRequest().getSession());
 
 		// date corresponding to one year ago
 		Calendar oneYearAgo = Calendar.getInstance();
 		oneYearAgo.set(Calendar.YEAR, oneYearAgo.get(Calendar.YEAR) - 1);
 
-		_log.debug("Reference time is " + oneYearAgo.getTime());
+		logger.debug("Reference time is " + oneYearAgo.getTime());
 
 		try {
 
 			long init = System.currentTimeMillis();
-			
+
-			_log.debug("Getting " + statisticsOfUsername + " feeds in the last year.");
+			logger.debug("Getting " + statisticsOfUsername + " feeds in the last year.");
 
 			// retrieve the most recent user's feeds
 			List<Feed> userFeeds = store.getRecentFeedsByUserAndDate(statisticsOfUsername, oneYearAgo.getTime().getTime());
 
-			_log.debug("Evaluating number of comments and likes of " + statisticsOfUsername + "'s feeds.");
+			logger.debug("Evaluating number of comments and likes of " + statisticsOfUsername + "'s feeds.");
 
 			for (Feed feed : userFeeds) {
 
@@ -432,7 +353,7 @@ public class UserStatisticsServiceImpl extends RemoteServiceServlet implements U
 					likesGot += Integer.parseInt(feed.getLikesNo());
 
 				}catch(NumberFormatException e){
-					_log.error(e.toString());
+					logger.error(e.toString());
 				}
 			}
 
@@ -462,7 +383,7 @@ public class UserStatisticsServiceImpl extends RemoteServiceServlet implements U
 				}
 
 				parentFeed = parentFeeds.get(comment.getFeedid());
-				
+
 				// check if the user is in the root, if not check if the VRE of the feed is the current one
 				if(!isInfrastructure && !parentFeed.getVreid().equals(session.getScope()))
 					continue;
@@ -472,15 +393,15 @@ public class UserStatisticsServiceImpl extends RemoteServiceServlet implements U
 
 			long end = System.currentTimeMillis();
 
-			_log.debug("[USER-STATISTICS] time taken to retrieve statistics is " + (end - init) + " ms");
+			logger.debug("[USER-STATISTICS] time taken to retrieve statistics is " + (end - init) + " ms");
-			_log.debug("Total number of feeds made (after time filtering) of  " + statisticsOfUsername + " is " + feedsMade);
+			logger.debug("Total number of feeds made (after time filtering) of  " + statisticsOfUsername + " is " + feedsMade);
-			_log.debug("Total number of likes got (after time filtering) for " + statisticsOfUsername + " is " + likesGot);
+			logger.debug("Total number of likes got (after time filtering) for " + statisticsOfUsername + " is " + likesGot);
-			_log.debug("Total number of comments got (after time filtering) for " + statisticsOfUsername + " is " + commentsGot);
+			logger.debug("Total number of comments got (after time filtering) for " + statisticsOfUsername + " is " + commentsGot);
-			_log.debug("Total number of likes made (after time filtering) for " + statisticsOfUsername + " is " + likesMade);
+			logger.debug("Total number of likes made (after time filtering) for " + statisticsOfUsername + " is " + likesMade);
-			_log.debug("Total number of comments made (after time filtering) for " + statisticsOfUsername + " is " + commentsMade);
+			logger.debug("Total number of comments made (after time filtering) for " + statisticsOfUsername + " is " + commentsMade);
 
 		}catch(Exception e){
-			_log.error(e.toString());
+			logger.error(e.toString());
 			return null;
 		}
 
@@ -491,28 +412,28 @@ public class UserStatisticsServiceImpl extends RemoteServiceServlet implements U
 	@Override
 	public void setShowMyOwnStatisticsToOtherPeople(boolean show) {
 
-		if(isWithinPortal()){
+		if(ServerUtils.isWithinPortal()){
 
-			ASLSession session = getASLSession();
+			ASLSession session = ServerUtils.getASLSession(this.getThreadLocalRequest().getSession());
 
 			String username = session.getUsername();
 
 			//in case the portal is restarted and you have the social home open it will get test.user (no callback to set session info)
 			//this check just return nothing if that happens
 			if (username.compareTo(defaultUserId) == 0) {
-				_log.debug("Found " + username + " returning nothing");
+				logger.debug("Found " + username + " returning nothing");
 				return;
 			}
 
 			try{
 
 				// set permission checker
-				setPermissionChecker();
+				ServerUtils.setPermissionChecker();
 
 				//needed to avoid cache use by liferay API
 				CacheRegistryUtil.clear(); 
 
-				_log.debug("User " + username + (show ? " want to show " : " doesn't want to show ") + " his statistics");
+				logger.debug("User " + username + (show ? " want to show " : " doesn't want to show ") + " his statistics");
 
 				User user = UserLocalServiceUtil.getUserByScreenName(ManagementUtils.getCompany().getCompanyId(), username);
 				boolean hasAttribute = user.getExpandoBridge().hasAttribute(CUSTOM_FIELD_NAME_USER_STATISTICS_VISIBILITY);
@@ -520,7 +441,7 @@ public class UserStatisticsServiceImpl extends RemoteServiceServlet implements U
 				if(hasAttribute){
 
 					// set the new value
-					_log.debug("Setting custom field value to "  + show + " for user " + username);
+					logger.debug("Setting custom field value to "  + show + " for user " + username);
 
 					// set the current value
 					user.getExpandoBridge().setAttribute(CUSTOM_FIELD_NAME_USER_STATISTICS_VISIBILITY, show);
@@ -528,201 +449,9 @@ public class UserStatisticsServiceImpl extends RemoteServiceServlet implements U
 				}
 
 			}catch(Exception e){
-				_log.error("Unable to check user's privacy for his statistics", e);
+				logger.error("Unable to check user's privacy for his statistics", e);
 			}
 		}
 
 	}
-
-	/**
-	 * On servlet instanciation, create the custom field and set it to startingValue
-	 * @param customFieldNameUserStatisticsVisibility
-	 * @param b
-	 */
-	private void createUserCustomField(
-			String customFieldNameUserStatisticsVisibility, boolean startingValue) {
-
-		// set permission checker
-		setPermissionChecker();
-
-		try{
-
-			User defaultUser = UserLocalServiceUtil.getDefaultUser(ManagementUtils.getCompany().getCompanyId());
-
-			// check if it exists
-			boolean exists = defaultUser.getExpandoBridge().hasAttribute(customFieldNameUserStatisticsVisibility);
-
-			if(exists){
-
-				_log.debug("Custom field already exists... There is no need to create it");
-
-			}else{
-
-				_log.debug("Creating custom field " + customFieldNameUserStatisticsVisibility + 
-						" with starting value " + startingValue);
-
-				// create
-				defaultUser.getExpandoBridge().addAttribute(CUSTOM_FIELD_NAME_USER_STATISTICS_VISIBILITY, ExpandoColumnConstants.BOOLEAN, (Serializable)(true)); 
-
-			}
-
-		}catch(Exception e){
-			_log.error("Unable to create custom field " + customFieldNameUserStatisticsVisibility);
-		}		
-	}
-
-	/**
-	 * returns dynamically the formated size.
-	 *
-	 * @param size the size
-	 * @return the string
-	 */
-	private static String formatFileSize(long size) {
-		String formattedSize = null;
-
-		double b = size;
-		double k = size/1024.0;
-		double m = ((size/1024.0)/1024.0);
-		double g = (((size/1024.0)/1024.0)/1024.0);
-		double t = ((((size/1024.0)/1024.0)/1024.0)/1024.0);
-
-		DecimalFormat dec = new DecimalFormat("0.00");
-
-		if ( t >= 1.0 ) {
-			formattedSize = dec.format(t).concat(" TB");
-		} else if ( g >= 1.0 ) {
-			formattedSize = dec.format(g).concat(" GB");
-		} else if ( m >= 1.0 ) {
-			formattedSize = dec.format(m).concat(" MB");
-		} else if ( k >= 1.0 ) {
-			formattedSize = dec.format(k).concat(" KB");
-		} else {
-			formattedSize = dec.format(b).concat(" Bytes");
-		}
-		return formattedSize;
-	}
-
-	/**
-	 * Evaluates the profile strenght of the user
-	 * @param user 
-	 * @return a int in [0, 100]
-	 */
-	private static int evaluateProfileStrenght(User user, boolean imageIsPresent) {
-
-		int score = evaluateContactScore(user);
-		score += evaluateInformationScore(user, imageIsPresent);
-
-		return score;
-	}
-
-
-	/**
-	 * Evaluates a score according to the information of the user such as job, organization, comments
-	 * @param user
-	 * @return a score in [0, 65]
-	 */
-	private static int evaluateInformationScore(User user, boolean imageIsPresent) {
-		int score = 0;
-
-		if(user.getJobTitle() != null)
-			score += !user.getJobTitle().isEmpty() ? 20 : 0;
-		if(user.getOpenId() != null)
-			score += !user.getOpenId().isEmpty() ? 20 : 0;
-		String summary = getSummary(user);
-		if(summary != null){
-			int lenght = summary.replace(" ", "").length(); 
-			float partialScore = ((float)lenght / 10.0f);
-			score +=  partialScore  > 20f ? 20 : (int)partialScore;
-		}
-
-		if(imageIsPresent)
-			score += 5;
-
-		return score;
-	}
-
-	/**
-	 * get the user's comment
-	 * @param user
-	 * @return
-	 */
-	private static String getSummary(User user) {
-		if(user.getComments() != null){
-			String toReturn = escapeHtml(user.getComments());
-			// replace all the line breaks by <br/>
-			toReturn = toReturn.replaceAll("(\r\n|\n)"," <br/> ");
-			// then replace all the double spaces by the html version &nbsp;
-			toReturn = toReturn.replaceAll("\\s\\s","&nbsp;&nbsp;");
-			return toReturn;
-		}else
-			return null;
-	}
-
-	/**
-	 * Escape an html string. Escaping data received from the client helps to
-	 * prevent cross-site script vulnerabilities.
-	 * 
-	 * @param html the html string to escape
-	 * @return the escaped string
-	 */
-	private static String escapeHtml(String html) {
-		if (html == null) {
-			return null;
-		}
-		return html.replaceAll("&", "&amp;").replaceAll("<", "&lt;")
-				.replaceAll(">", "&gt;");
-	}
-
-	/**
-	 * Evaluates user's contact information
-	 * @param user
-	 * @return a value in [0, 35]
-	 */
-	private static int evaluateContactScore(User user){
-
-		int score = 0;
-
-		try{
-			Contact contact = user.getContact();
-
-			if(contact.getMySpaceSn() != null)
-				score += !contact.getMySpaceSn().isEmpty() ? 5 : 0;
-			if(contact.getTwitterSn() != null)
-				score += !contact.getTwitterSn().isEmpty() ? 5 : 0;
-			if(contact.getFacebookSn() != null)
-				score += !contact.getFacebookSn().isEmpty() ? 5 : 0;
-			if(contact.getSkypeSn() != null)
-				score += !contact.getSkypeSn().isEmpty() ? 5 : 0;
-			if(contact.getJabberSn() != null)
-				score += !contact.getJabberSn().isEmpty() ? 5 : 0;
-			if(contact.getAimSn() != null)
-				score += !contact.getAimSn().isEmpty()  ? 5 : 0;
-
-			List<Website> websites = WebsiteLocalServiceUtil.getWebsites(user.getCompanyId(), "com.liferay.portal.model.Contact", contact.getContactId());
-			score += websites.size() > 0 ? 5 : 0; 
-		}catch(Exception e ){
-
-			_log.error("Contact profile score evaluation failed!!");
-			score = 0;
-		}
-
-		return score;
-	}
-
-	/**
-	 * Set the permission checker to set/get custom fields into liferay
-	 */
-	private void setPermissionChecker(){
-
-		// set permission checker
-		try{
-			long adminId = LiferayUserManager.getAdmin().getUserId();
-			PrincipalThreadLocal.setName(adminId);
-			PermissionChecker permissionChecker = PermissionCheckerFactoryUtil.create(UserLocalServiceUtil.getUser(adminId));
-			PermissionThreadLocal.setPermissionChecker(permissionChecker); 
-		}catch(Exception e){
-			_log.error("Unable to set permission checker. Custom fields set/get operations are likely to fail...");
-		}
-
-	}
 }

src/main/webapp/WEB-INF/web.xml

@@ -24,15 +24,15 @@
 		<url-pattern>/statistics/scopeService</url-pattern>
 	</servlet-mapping>
 
-	<servlet>
+	<!-- <servlet> -->
-		<servlet-name>widgettourServlet</servlet-name>
+	<!-- <servlet-name>widgettourServlet</servlet-name> -->
-		<servlet-class>org.gcube.portlets.widgets.widgettour.server.TourManagerServicesImpl</servlet-class>
+	<!-- <servlet-class>org.gcube.portlets.widgets.widgettour.server.TourManagerServicesImpl</servlet-class> -->
-	</servlet>
+	<!-- </servlet> -->
 
-	<servlet-mapping>
+	<!-- <servlet-mapping> -->
-		<servlet-name>widgettourServlet</servlet-name>
+	<!-- <servlet-name>widgettourServlet</servlet-name> -->
-		<url-pattern>/statistics/tourmanagerservice</url-pattern>
+	<!-- <url-pattern>/statistics/tourmanagerservice</url-pattern> -->
-	</servlet-mapping>
+	<!-- </servlet-mapping> -->
 
 	<!-- Default page to serve -->
 	<welcome-file-list>

src/test/java/org/gcube/portlet/user/userstatisticsportlet/client/TestForDeploy.java

@@ -1,7 +1,8 @@
 package org.gcube.portlet.user.userstatisticsportlet.client;
 
-import static org.junit.Assert.*;
+import static org.junit.Assert.assertTrue;
 
+import org.gcube.portlet.user.userstatisticsportlet.server.ServerUtils;
 import org.gcube.portlet.user.userstatisticsportlet.server.UserStatisticsServiceImpl;
 import org.junit.Test;
 
@@ -9,8 +10,7 @@ public class TestForDeploy {
 
 	@Test
 	public void testUserIsTestUser() {
-		UserStatisticsServiceImpl serviceImpl = new UserStatisticsServiceImpl();
+		String username = ServerUtils.getDevelopmentUser();
-		String username = serviceImpl.getDevelopmentUser();
 		System.out.println("username for deploy is: " + username);
 		assertTrue(username.compareTo(UserStatisticsServiceImpl.defaultUserId) == 0);
 		System.out.println("Test OK!");