a message is now sent to group administrators when a product is added to their groups

git-svn-id: http://svn.d4science-ii.research-infrastructures.eu/gcube/trunk/portlets/widgets/ckan-metadata-publisher-widget@134315 82a268e6-3cf1-43bd-a215-b396298e98cf

pom.xml

@@ -121,6 +121,11 @@
 			<artifactId>aslcore</artifactId>
 			<scope>provided</scope>
 		</dependency>
+		<dependency>
+			<groupId>org.gcube.portal</groupId>
+			<artifactId>social-networking-library</artifactId>
+			<scope>provided</scope>
+		</dependency>
 		<dependency>
 			<groupId>org.gcube.portal</groupId>
 			<artifactId>custom-portal-handler</artifactId>

src/main/java/org/gcube/portlets/widgets/ckandatapublisherwidget/client/CKanMetadataPublisher.java

@@ -5,19 +5,18 @@ import java.util.List;
 
 import org.gcube.portlets.widgets.ckandatapublisherwidget.client.ui.CreateDatasetForm;
 import org.gcube.portlets.widgets.ckandatapublisherwidget.client.ui.MetaDataFieldSkeleton;
-import org.gcube.portlets.widgets.ckandatapublisherwidget.client.ui.TwinColumnSelection.TwinColumnSelectionMainPanel;
 import org.gcube.portlets.widgets.ckandatapublisherwidget.shared.DataType;
 import org.gcube.portlets.widgets.ckandatapublisherwidget.shared.MetadataFieldWrapper;
-import org.gcube.portlets.widgets.ckandatapublisherwidget.shared.ResourceElementBean;
 
 import com.github.gwtbootstrap.client.ui.Button;
+import com.github.gwtbootstrap.client.ui.ListBox;
 import com.google.gwt.core.client.EntryPoint;
 import com.google.gwt.core.shared.GWT;
+import com.google.gwt.dom.client.SelectElement;
 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.user.client.Window;
-import com.google.gwt.user.client.rpc.AsyncCallback;
 import com.google.gwt.user.client.ui.RootPanel;
 import com.google.gwt.user.client.ui.VerticalPanel;
 
@@ -40,7 +39,35 @@ public class CKanMetadataPublisher implements EntryPoint {
 		//startExample();
 		//testMetadata();
 		//testSelectionPanel();
+		//testHideOption();
+	}
 
+	@SuppressWarnings("unused")
+	private void testHideOption() {
+		
+		ListBox listBox = new ListBox(true);
+		listBox.addItem("A");
+		listBox.addItem("B");
+		listBox.addItem("C");
+		listBox.addItem("D");
+		listBox.addItem("E");
+		listBox.addItem("F");
+		
+		List<String> toHide = new ArrayList<String>();
+		toHide.add("A");
+		toHide.add("D");
+		
+		RootPanel.get("ckan-metadata-publisher-div").add(listBox);
+		SelectElement se = listBox.getElement().cast();
+		
+		// hide
+		for (int i = 0; i < listBox.getItemCount(); i++) {
+			if(toHide.contains(listBox.getItemText(i))){
+				GWT.log("to hide " + listBox.getItemText(i));
+				se.getOptions().getItem(i).getStyle().setProperty("display", "none");
+			}
+		}
+		
 	}
 
 	@SuppressWarnings("unused")
@@ -73,24 +100,24 @@ public class CKanMetadataPublisher implements EntryPoint {
 		//		
 
 
-		String folderId = "e87bfc7d-4fb0-4795-9c79-0c495500ca9c";
+		//		String folderId = "e87bfc7d-4fb0-4795-9c79-0c495500ca9c";
-		ckanServices.getTreeFolder(folderId, new AsyncCallback<ResourceElementBean>() {
+		//		ckanServices.getTreeFolder(folderId, new AsyncCallback<ResourceElementBean>() {
-
+		//
-
+		//
-			@Override
+		//			@Override
-			public void onSuccess(ResourceElementBean result) {
+		//			public void onSuccess(ResourceElementBean result) {
-				if(result != null){
+		//				if(result != null){
-					RootPanel.get("ckan-metadata-publisher-div").add(new TwinColumnSelectionMainPanel(result));
+		//					RootPanel.get("ckan-metadata-publisher-div").add(new TwinColumnSelectionMainPanel(result));
-				}
+		//				}
-			}
+		//			}
-
+		//
-			@Override
+		//			@Override
-			public void onFailure(Throwable caught) {
+		//			public void onFailure(Throwable caught) {
-
+		//
-				Window.alert("Failed to retrieve ResourceElementBean");
+		//				Window.alert("Failed to retrieve ResourceElementBean");
-
+		//
-			}
+		//			}
-		});
+		//		});
 	}
 
 	@SuppressWarnings("unused")

src/main/java/org/gcube/portlets/widgets/ckandatapublisherwidget/client/CKanPublisherService.java

@@ -67,17 +67,17 @@ public interface CKanPublisherService extends RemoteService {
 	 * @return true if it exists, false otherwise
 	 */
 	boolean datasetIdAlreadyExists(String title);
-	
+
 	/**
 	 * Retrieve the list of groups the user can choose to associate this product with.
 	 * @return a list of groups' beans
 	 */
 	List<GroupBean> getUserGroups();
 
-	/**
+	//	/**
-	 * Return a tree object representing the whole folder hierarchy
+	//	 * Return a tree object representing the whole folder hierarchy
-	 * @param folderId
+	//	 * @param folderId
-	 * @return ResourceElementBean
+	//	 * @return ResourceElementBean
-	 */
+	//	 */
-	ResourceElementBean getTreeFolder(String folderId);
+	//	ResourceElementBean getTreeFolder(String folderId);
 }

src/main/java/org/gcube/portlets/widgets/ckandatapublisherwidget/client/CKanPublisherServiceAsync.java

@@ -68,18 +68,17 @@ public interface CKanPublisherServiceAsync {
 	 */
 	void datasetIdAlreadyExists(String title, AsyncCallback<Boolean> callback);
 
-	/**
+	//	/**
-	 * Return a tree object representing the whole folder hierarchy
+	//	 * Return a tree object representing the whole folder hierarchy
-	 * @param folderId
+	//	 * @param folderId
-	 * @return ResourceElementBean
+	//	 * @return ResourceElementBean
-	 */
+	//	 */
-	void getTreeFolder(String folderId,
+	//	void getTreeFolder(String folderId,
-			AsyncCallback<ResourceElementBean> callback);
+	//			AsyncCallback<ResourceElementBean> callback);
 
 	/**
 	 * Retrieve the list of groups the user can choose to associate this product with.
 	 * @return a list of groups' beans
 	 */
 	void getUserGroups(AsyncCallback<List<GroupBean>> callback);
-
 }

src/main/java/org/gcube/portlets/widgets/ckandatapublisherwidget/client/ui/CreateDatasetForm.java

@@ -43,6 +43,7 @@ import com.github.gwtbootstrap.client.ui.constants.AlertType;
 import com.github.gwtbootstrap.client.ui.constants.ControlGroupType;
 import com.github.gwtbootstrap.client.ui.resources.Bootstrap.Tabs;
 import com.google.gwt.core.client.GWT;
+import com.google.gwt.dom.client.SelectElement;
 import com.google.gwt.dom.client.Style.Unit;
 import com.google.gwt.event.dom.client.ChangeEvent;
 import com.google.gwt.event.dom.client.ChangeHandler;
@@ -165,8 +166,8 @@ public class CreateDatasetForm extends Composite{
 
 	// error/info messages
 	protected static final String ERROR_PRODUCT_CREATION = "There was an error while trying to publish your product, sorry.. Retry later";
-	protected static final String PRODUCT_CREATED_OK = "Product correctly created!";
+	protected static final String PRODUCT_CREATED_OK = "Product correctly published!";
-	private static final String TRYING_TO_CREATE_PRODUCT = "Trying to create product, please wait";
+	private static final String TRYING_TO_CREATE_PRODUCT = "Trying to publish the product, please wait";
 
 	// tab panel 
 	private TabPanel tabPanel; 
@@ -209,9 +210,7 @@ public class CreateDatasetForm extends Composite{
 	 * @param eventBus the event bus
 	 */
 	public CreateDatasetForm(HandlerManager eventBus) {
-
 		createDatasetFormBody(false, null, eventBus);
-
 	}
 
 	/**
@@ -220,40 +219,30 @@ public class CreateDatasetForm extends Composite{
 	 * @param eventBus the event bus
 	 */
 	public CreateDatasetForm(String idFolderWorkspace, HandlerManager eventBus) {
-
 		createDatasetFormBody(true, idFolderWorkspace, eventBus);
-
 	}
 
 	/**
 	 * Bind on events
 	 */
 	private void bind() {
-
 		// when a custom field is removed, remove it from the list
 		eventBus.addHandler(DeleteCustomFieldEvent.TYPE, new DeleteCustomFieldEventHandler() {
 
 			@Override
 			public void onRemoveEntry(DeleteCustomFieldEvent event) {
-
 				customFieldEntriesList.remove(event.getRemovedEntry());
 				customFields.remove(event.getRemovedEntry());
-
 			}
 		});
 
 		// on close form
 		eventBus.addHandler(CloseCreationFormEvent.TYPE, new CloseCreationFormEventHandler() {
-
 			@Override
 			public void onClose(CloseCreationFormEvent event) {
-
 				InfoIconsLabels.closeDialogBox(popupOpenedIds);
-
 			}
-
 		});
-
 	}
 
 	/**
@@ -284,7 +273,7 @@ public class CreateDatasetForm extends Composite{
 			@Override
 			public void onFailure(Throwable caught) {
 
-				setAlertBlock("Error while retrieving information, try to refresh the page", AlertType.ERROR, true);
+				setAlertBlock("Error while retrieving information, try to refresh the page and retry", AlertType.ERROR, true);
 
 			}
 
@@ -293,7 +282,7 @@ public class CreateDatasetForm extends Composite{
 
 				if(bean == null){
 
-					setAlertBlock("Error while retrieving information, try to refresh the page", AlertType.ERROR, true);
+					setAlertBlock("Error while retrieving information, try to refresh the page and retry", AlertType.ERROR, true);
 				}
 				else{
 
@@ -381,14 +370,14 @@ public class CreateDatasetForm extends Composite{
 						}
 
 						@Override
-						public void onSuccess(List<MetaDataProfileBean> result) {
+						public void onSuccess(final List<MetaDataProfileBean> profiles) {
 
-							if(result == null){
+							if(profiles == null){
 								setAlertBlock("Error while retrieving profiles, try later", AlertType.ERROR, true);
 							}
 							else{
 
-								receivedBean.setMetadataList(result);
+								receivedBean.setMetadataList(profiles);
 								prepareMetadataList(receivedBean);
 								organizationsListbox.setEnabled(true);
 								metadataProfilesFormatListbox.setEnabled(true);
@@ -429,17 +418,21 @@ public class CreateDatasetForm extends Composite{
 											ckanServices.getUserGroups(new AsyncCallback<List<GroupBean>>() {
 
 												@Override
-												public void onSuccess(List<GroupBean> result) {
+												public void onSuccess(List<GroupBean> groups) {
 
-													if(result == null){
+													if(groups == null){
 														setAlertBlock("Error while retrieving groups, try later", AlertType.ERROR, true);
 													}else{
-														if(result.isEmpty())
+														if(groups.isEmpty())
 															return;
 														else{
-															for (GroupBean groups : result) {
+
-																groupsListbox.addItem(groups.getGroupTitle(), groups.getGroupName());
+															// add groups
+															for (GroupBean group : groups) {
+																groupsListbox.addItem(group.getGroupTitle(), group.getGroupName());
 															}
+
+															hideGroupsAlreadyInProfile(profiles);
 															groupsControlGroup.setVisible(true);
 														}
 														// everything went ok
@@ -469,16 +462,14 @@ public class CreateDatasetForm extends Composite{
 
 	}
 
+
 	/**
-	 * When the organization name is changed we need to retrieve the list of profiles
+	 * When the organization name is changed we need to retrieve the list of profiles and groups
 	 */
 	private void organizationsListboxChangeHandlerBody() {
 
 		// remove any other product profiles
-		int presentItems = metadataProfilesFormatListbox.getItemCount();
+		metadataProfilesFormatListbox.clear();
-		for (int i = presentItems - 1; i >= 0; i--) {
-			metadataProfilesFormatListbox.removeItem(i);
-		}
 
 		// add "none" item again
 		metadataProfilesFormatListbox.addItem(NONE_PROFILE);
@@ -494,24 +485,61 @@ public class CreateDatasetForm extends Composite{
 		setAlertBlock("Retrieving profiles, please wait...", AlertType.INFO, true);
 
 		// disable the list of organizations name so that the user doesn't change it again
+		// also disable the profiles and the list of groups
 		organizationsListbox.setEnabled(false);
 		metadataProfilesFormatListbox.setEnabled(false);
+		groupsListbox.setEnabled(false);
+		groupsControlGroup.setVisible(false);
 
 		// perform remote request of profiles for the selected organization
 		ckanServices.getProfiles(orgName, new AsyncCallback<List<MetaDataProfileBean>>() {
 
 			@Override
-			public void onSuccess(List<MetaDataProfileBean> result) {
+			public void onSuccess(final List<MetaDataProfileBean> profiles) {
 
-				if(result != null){
+				if(profiles != null){
 
-					receivedBean.setMetadataList(result);
+					receivedBean.setMetadataList(profiles);
 					prepareMetadataList(receivedBean);
 					organizationsListbox.setEnabled(true);
 					metadataProfilesFormatListbox.setEnabled(true);
+					groupsListbox.setEnabled(true);
 
-					// everything went ok
+					// try to retrieve the licenses
-					setAlertBlock("", AlertType.DEFAULT, false);
+					setAlertBlock("Retrieving groups, please wait...", AlertType.INFO, true);
+
+					// request groups
+					ckanServices.getUserGroups(new AsyncCallback<List<GroupBean>>() {
+
+						@Override
+						public void onSuccess(List<GroupBean> groups) {
+
+							if(groups == null){
+								setAlertBlock("Error while retrieving groups, try later", AlertType.ERROR, true);
+							}else{
+								if(groups.isEmpty())
+									return;
+								else{
+
+									// add groups
+									for (GroupBean group : groups) {
+										groupsListbox.addItem(group.getGroupTitle(), group.getGroupName());
+									}
+
+									hideGroupsAlreadyInProfile(profiles);
+									groupsListbox.setEnabled(true);
+									groupsControlGroup.setVisible(true);
+								}
+								// everything went ok
+								setAlertBlock("", AlertType.ERROR, false);
+							}
+						}
+
+						@Override
+						public void onFailure(Throwable caught) {
+							setAlertBlock("Error while retrieving groups, try later", AlertType.ERROR, true);
+						}
+					});
 
 				}else
 					setAlertBlock("Error while retrieving profiles, sorry", AlertType.ERROR, true);
@@ -534,10 +562,10 @@ public class CreateDatasetForm extends Composite{
 	 */
 	private void prepareMetadataList(final DatasetMetadataBean receivedBean) {
 
-		List<MetaDataProfileBean> beans = receivedBean.getMetadataList();
+		List<MetaDataProfileBean> profiles = receivedBean.getMetadataList();
 
-		if(beans != null && !beans.isEmpty()){
+		if(profiles != null && !profiles.isEmpty()){
-			for(MetaDataProfileBean metadataBean: beans){
+			for(MetaDataProfileBean metadataBean: profiles){
 
 				metadataProfilesFormatListbox.addItem(metadataBean.getType().getName());		
 
@@ -547,21 +575,37 @@ public class CreateDatasetForm extends Composite{
 					@Override
 					public void onChange(ChangeEvent event) {
 
-						String selectedItem = metadataProfilesFormatListbox.getSelectedItemText();
+						String selectedItemText = metadataProfilesFormatListbox.getSelectedItemText();
 
-						if(selectedItem.equals(NONE_PROFILE)){
+						if(selectedItemText.equals(NONE_PROFILE)){
-							// hide the panel
 							metadataFieldsPanel.clear();
 							metadataFieldsPanel.setVisible(false);
 							receivedBean.setChosenProfile(null);
 						}else{
-							receivedBean.setChosenProfile(selectedItem);
+							receivedBean.setChosenProfile(selectedItemText);
 							metadataFieldsPanel.clear();
-							addFields(selectedItem);
+							addFields(selectedItemText);
 						}
 					}
 				});
 			}
+
+			// hide elements or show them if needed (groups in profiles cannot be present again in groups listbox)
+			if(groupsControlGroup.isVisible()){
+				List<String> groupsToHide = new ArrayList<String>();
+				for(MetaDataProfileBean profile: profiles)
+					groupsToHide.add(profile.getType().toString());
+
+				SelectElement se = groupsListbox.getElement().cast();
+
+				for (int i = 0; i < groupsListbox.getItemCount(); i++) {
+					if(groupsToHide.contains(groupsListbox.getItemText(i))){
+						se.getOptions().getItem(i).getStyle().setProperty("display", "none");
+					}else
+						se.getOptions().getItem(i).getStyle().setProperty("display", "");
+				}
+			}
+
 			metadataProfilesControlGroup.setVisible(true);
 		}else{ 
 			// just hide this listbox
@@ -635,23 +679,16 @@ public class CreateDatasetForm extends Composite{
 
 					@Override
 					public void onSuccess(Boolean result) {
-
 						if(result){
-
 							alertOnContinue("Sorry but a product with such title already exists, try to change it", AlertType.WARNING);
-
 						}else{
-
 							actionsAfterOnContinue();
-
 						}
 					}
 
 					@Override
 					public void onFailure(Throwable caught) {
-
 						alertOnContinue("Sorry but there was a problem while checking if the inserted data are correct", AlertType.ERROR);
-
 					}
 				});
 			}
@@ -1228,6 +1265,7 @@ public class CreateDatasetForm extends Composite{
 		organizationsListbox.setEnabled(false);
 		addCustomFieldButton.setEnabled(false);
 		metadataProfilesFormatListbox.setEnabled(false);
+		groupsListbox.setEnabled(false);
 
 		for(CustomFieldEntry ce: customFieldEntriesList)
 			ce.freeze();
@@ -1290,4 +1328,23 @@ public class CreateDatasetForm extends Composite{
 
 	}
 
+	/**
+	 * Hide the groups that are already listed in the profiles page
+	 * @param profiles
+	 */
+	private void hideGroupsAlreadyInProfile(List<MetaDataProfileBean> profiles) {
+
+		List<String> groupsToHide = new ArrayList<String>();
+		for(MetaDataProfileBean profile: profiles)
+			groupsToHide.add(profile.getType().getName());
+
+		SelectElement se = groupsListbox.getElement().cast();
+
+		for (int i = 0; i < groupsListbox.getItemCount(); i++) {
+			if(groupsToHide.contains(groupsListbox.getItemText(i))){
+				se.getOptions().getItem(i).getStyle().setProperty("display", "none");
+			}
+		}
+
+	}
 }

src/main/java/org/gcube/portlets/widgets/ckandatapublisherwidget/server/AssociationToGroupThread.java

@@ -1,87 +0,0 @@
-package org.gcube.portlets.widgets.ckandatapublisherwidget.server;
-
-import java.util.List;
-
-import org.gcube.datacatalogue.ckanutillibrary.DataCatalogue;
-import org.gcube.datacatalogue.ckanutillibrary.models.RolesCkanGroupOrOrg;
-import org.gcube.portlets.widgets.ckandatapublisherwidget.shared.GroupBean;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
-import eu.trentorise.opendata.jackan.model.CkanGroup;
-
-/**
- * Associate the dataset to a group.
- * @author Costantino Perciante at ISTI-CNR (costantino.perciante@isti.cnr.it)
- */
-public class AssociationToGroupThread extends Thread {
-
-	private static final Logger logger = LoggerFactory.getLogger(AssociationToGroupThread.class);
-
-	private String groupTitle;
-	private String datasetId;
-	private String username;
-	private DataCatalogue catalogue;
-	private String organization;
-	private List<GroupBean> groups;
-
-	/**
-	 * @param list 
-	 * @param groupTitle
-	 * @param datasetId
-	 * @param username
-	 * @param catalogue
-	 */
-	public AssociationToGroupThread(List<GroupBean> groups, String groupTitle, String datasetId,
-			String username, DataCatalogue catalogue, String organization) {
-		this.groups = groups;
-		this.groupTitle = groupTitle;
-		this.datasetId = datasetId;
-		this.username = username;
-		this.catalogue = catalogue;
-		this.organization = organization;
-	}
-
-	@Override
-	public void run() {
-
-		logger.info("Association thread started to put the dataset with id = "+ datasetId + " into group with title " + groupTitle + " for user " + username);
-
-		// create the group
-		CkanGroup group = catalogue.createGroup(groupTitle, groupTitle, "");
-
-		if(group == null){
-
-			logger.warn("The group doesn't exist!!! Unable to perform such association");
-
-		}else{
-
-			logger.debug("Group exists, going to add the user " + username + " as its admin...");
-
-			// retrieve the role to be assigned according the one the user has into the organization of the dataset
-			RolesCkanGroupOrOrg role = RolesCkanGroupOrOrg.valueOf(catalogue.getRoleOfUserInOrganization(username, organization, catalogue.getApiKeyFromUsername(username)).toUpperCase());
-
-			if(!role.equals(RolesCkanGroupOrOrg.ADMIN))
-				role = RolesCkanGroupOrOrg.MEMBER; // decrease the role to member if it is not an admin
-
-			boolean assigned = catalogue.checkRoleIntoGroup(username, groupTitle, role);
-
-			if(assigned){
-
-				logger.debug("Admin/editor role was assigned for this group, going to associate the product to the group");
-				boolean putIntoGroup = catalogue.assignDatasetToGroup(groupTitle, datasetId, catalogue.getApiKeyFromUsername(username));
-				logger.info("Was product put into group? " + putIntoGroup);
-
-			}			
-		}
-
-		logger.info("Other groups to which the product should be associate are " + groups);
-
-		for (GroupBean groupBean : groups) {
-			boolean putIntoGroup = catalogue.assignDatasetToGroup(groupBean.getGroupTitle(), datasetId, catalogue.getApiKeyFromUsername(username));
-			logger.info("Was product put into group" + groupBean + "? " + putIntoGroup);
-		}
-
-	}
-
-}

src/main/java/org/gcube/portlets/widgets/ckandatapublisherwidget/server/CKANPublisherServicesImpl.java

@@ -12,8 +12,6 @@ import javax.servlet.http.HttpSession;
 
 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.datacatalogue.ckanutillibrary.DataCatalogue;
 import org.gcube.datacatalogue.ckanutillibrary.DataCatalogueFactory;
 import org.gcube.datacatalogue.ckanutillibrary.models.ResourceBean;
@@ -21,6 +19,8 @@ import org.gcube.datacatalogue.ckanutillibrary.utils.SessionCatalogueAttributes;
 import org.gcube.datacatalogue.ckanutillibrary.utils.UtilMethods;
 import org.gcube.portal.custom.scopemanager.scopehelper.ScopeHelper;
 import org.gcube.portlets.widgets.ckandatapublisherwidget.client.CKanPublisherService;
+import org.gcube.portlets.widgets.ckandatapublisherwidget.server.threads.AssociationToGroupAndNotifyThread;
+import org.gcube.portlets.widgets.ckandatapublisherwidget.server.threads.WritePostCatalogueManagerThread;
 import org.gcube.portlets.widgets.ckandatapublisherwidget.server.utils.Utils;
 import org.gcube.portlets.widgets.ckandatapublisherwidget.server.utils.WorkspaceUtils;
 import org.gcube.portlets.widgets.ckandatapublisherwidget.shared.DatasetMetadataBean;
@@ -52,7 +52,6 @@ public class CKANPublisherServicesImpl extends RemoteServiceServlet implements C
 
 	public static final String TEST_SCOPE = "/gcube";
 	public static final String TEST_USER = "test.user";
-	private final static String TEST_SEC_TOKEN = "a1e19695-467f-42b8-966d-bf83dd2382ef";
 
 	// map <orgName, scope>
 	private ConcurrentHashMap<String, String> mapOrganizationScope = new ConcurrentHashMap<String, String>();
@@ -71,7 +70,7 @@ public class CKANPublisherServicesImpl extends RemoteServiceServlet implements C
 			logger.debug("Discovering ckan instance into scope " + scopeInWhichDiscover);
 			instance = DataCatalogueFactory.getFactory().getUtilsPerScope(scopeInWhichDiscover);
 		}catch(Exception e){
-			logger.warn("Unable to retrieve ckan utils in scope " + scopeInWhichDiscover + ". Error is " + e.toString());
+			logger.warn("Unable to retrieve ckan utils in scope " + scopeInWhichDiscover + ". Error is " + e.getLocalizedMessage());
 		}
 		return instance;
 	}
@@ -102,54 +101,6 @@ public class CKANPublisherServicesImpl extends RemoteServiceServlet implements C
 		return user;
 	}
 
-	/**
-	 * Get current user's token (for a given scope)
-	 * @param scope if it is not specified it will be retrieved from the asl
-	 * @return String the ckan user's token
-	 */
-	private String getUserCKanTokenFromSession(String scope){
-
-		String token = null;
-
-		if(!isWithinPortal()){
-			logger.warn("You are running outside the portal");
-			token = TEST_SEC_TOKEN;
-		}else{
-
-			ASLSession aslSession = getASLSession();
-			String username = aslSession.getUsername();
-			logger.debug("User in session is " + username);
-			if(username.equals(TEST_USER)){
-
-				logger.warn("Session expired, returning null token");
-				token = null;
-
-			}else{
-				try{
-
-					HttpSession httpSession = getThreadLocalRequest().getSession();
-					String scopeInWhichDiscover = (scope != null && !scope.isEmpty()) ? scope : getASLSession().getScope();
-					String keyPerScope = UtilMethods.concatenateSessionKeyScope(SessionCatalogueAttributes.CKAN_TOKEN_KEY, scopeInWhichDiscover);
-
-					if(httpSession.getAttribute(keyPerScope) != null){
-						token = (String)httpSession.getAttribute(keyPerScope);
-						logger.debug("Found ckan token into session");
-					}
-					else{
-						token = getCatalogue(scopeInWhichDiscover).getApiKeyFromUsername(username);
-						httpSession.setAttribute(keyPerScope, token);
-						logger.debug("Ckan token has been set for user " + username);
-					}
-					logger.debug("Found ckan token " + token.substring(0, 3) + "************************" + 
-							" for user " + username + " into scope " + scopeInWhichDiscover);
-				}catch(Exception e){
-					logger.error("Error while retrieving the key" , e);
-				}
-			}
-		}
-		return token;
-	}
-
 	/**
 	 * Retrieve the list of organizations in which the user can publish (roles ADMIN)
 	 * @param username
@@ -367,8 +318,9 @@ public class CKANPublisherServicesImpl extends RemoteServiceServlet implements C
 			logger.debug("The user wants to publish in organization with name " + organizationNameOrId);
 			String scope = getScopeFromOrgName(organizationNameOrId);
 			DataCatalogue utils = getCatalogue(scope);
+			String userApiKey = utils.getApiKeyFromUsername(userName);
 
-			String datasetId = utils.createCKanDataset(getUserCKanTokenFromSession(scope), title, null, organizationNameOrId,  author,
+			String datasetId = utils.createCKanDataset(userApiKey, title, null, organizationNameOrId,  author,
 					authorMail,  maintainer,  maintainerMail,  version, description, licenseId,
 					listOfTags, customFields, resources, setPublic);
 
@@ -378,20 +330,23 @@ public class CKANPublisherServicesImpl extends RemoteServiceServlet implements C
 				toCreate.setId(datasetId);
 
 				// retrieve the url
-				String datasetUrl =  utils.getPortletUrl() + "?" + URLEncoder.encode("path=" +  utils.getUrlFromDatasetIdOrName(getUserCKanTokenFromSession(scope), datasetId, true), "UTF-8");
+				String datasetUrl =  utils.getPortletUrl() + "?" + URLEncoder.encode("path=" +  utils.getUrlFromDatasetIdOrName(userApiKey, datasetId, true), "UTF-8");
 				toCreate.setSource(datasetUrl);
 
 				// start a thread that will associate this dataset with the group
 				if(toCreate.getChosenProfile() != null || toCreate.getGroups() != null){
 
-					AssociationToGroupThread threadAssociationToGroup = 
+					AssociationToGroupAndNotifyThread threadAssociationToGroup = 
-							new AssociationToGroupThread(
+							new AssociationToGroupAndNotifyThread(
 									toCreate.getGroups(),
 									toCreate.getChosenProfile(), 
-									datasetId, 
+									datasetId,
+									toCreate.getTitle(),
+									aslSession.getUserFullName(),
 									userName, 
 									utils, 
-									organizationNameOrId
+									organizationNameOrId,
+									getThreadLocalRequest()
 									);
 					threadAssociationToGroup.start();
 
@@ -406,7 +361,7 @@ public class CKANPublisherServicesImpl extends RemoteServiceServlet implements C
 								datasetUrl, 
 								false, // send notification to other people 
 								toCreate.getTags(), 
-								toCreate.getAuthorFullName()
+								aslSession.getUserFullName()
 								);
 				threadWritePost.start();
 
@@ -452,7 +407,8 @@ public class CKANPublisherServicesImpl extends RemoteServiceServlet implements C
 
 					// get the scope in which we should discover the ckan instance given the organization name in which the dataset was created
 					String scope = getScopeFromOrgName(resource.getOrganizationNameDatasetParent());
-					String resourceId = getCatalogue(scope).addResourceToDataset(resourceBean, getUserCKanTokenFromSession(scope));
+					DataCatalogue catalogue = getCatalogue(scope);
+					String resourceId = catalogue.addResourceToDataset(resourceBean, catalogue.getApiKeyFromUsername(username));
 
 					if(resourceId != null){
 						logger.debug("Resource  " + resource.getName() + " is now available");
@@ -490,8 +446,9 @@ public class CKANPublisherServicesImpl extends RemoteServiceServlet implements C
 				try{
 					// get the scope in which we should discover the ckan instance given the organization name in which the dataset was created
 					String scope = getScopeFromOrgName(resource.getOrganizationNameDatasetParent());
-					deleted = getCatalogue(scope).
+					DataCatalogue catalogue = getCatalogue(scope);
-							deleteResourceFromDataset(resource.getOriginalIdInWorkspace(), getUserCKanTokenFromSession(scope));
+					deleted = catalogue.
+							deleteResourceFromDataset(resource.getOriginalIdInWorkspace(), catalogue.getApiKeyFromUsername(username));
 					if(deleted){
 						logger.info("Resource described by " + resource + " deleted");
 					}else
@@ -562,46 +519,46 @@ public class CKANPublisherServicesImpl extends RemoteServiceServlet implements C
 		return toReturn;
 	}
 
-	@Override
+	//	@Override
-	public ResourceElementBean getTreeFolder(String folderId) {
+	//	public ResourceElementBean getTreeFolder(String folderId) {
-
+	//
-		if(folderId == null || folderId.isEmpty()){
+	//		if(folderId == null || folderId.isEmpty()){
-			logger.warn("Empty folder id or null, returning");
+	//			logger.warn("Empty folder id or null, returning");
-			return null;
+	//			return null;
-		}
+	//		}
-		ASLSession session = getASLSession();
+	//		ASLSession session = getASLSession();
-		try{
+	//		try{
-			if(!isWithinPortal()){
+	//			if(!isWithinPortal()){
-				logger.warn("Running outside the portal");
+	//				logger.warn("Running outside the portal");
-				Workspace ws = getFakeWS();
+	//				Workspace ws = getFakeWS();
-				ResourceElementBean toReturn = WorkspaceUtils.getTreeFromFolder(folderId, ws);
+	//				ResourceElementBean toReturn = WorkspaceUtils.getTreeFromFolder(folderId, ws);
-				logger.debug("Returning " + toReturn);
+	//				logger.debug("Returning " + toReturn);
-				return toReturn;
+	//				return toReturn;
-			}else{
+	//			}else{
-				if(session.getUsername().equals(TEST_USER)){
+	//				if(session.getUsername().equals(TEST_USER)){
-					return null;
+	//					return null;
-				}else{
+	//				}else{
-					// TODO
+	//					// TODO
-					return null;
+	//					return null;
-				}
+	//				}
-			}
+	//			}
-		}catch(Exception e){
+	//		}catch(Exception e){
-			logger.error("Failed to build the tree", e);
+	//			logger.error("Failed to build the tree", e);
-		}
+	//		}
-		return null;
+	//		return null;
-	}
+	//	}
-
+	//
-	/**
+	//	/**
-	 * Retrieve the workspace for the development user
+	//	 * Retrieve the workspace for the development user
-	 * @return
+	//	 * @return
-	 * @throws Exception
+	//	 * @throws Exception
-	 */
+	//	 */
-	private Workspace getFakeWS() throws Exception{
+	//	private Workspace getFakeWS() throws Exception{
-		return HomeLibrary
+	//		return HomeLibrary
-				.getHomeManagerFactory()
+	//				.getHomeManagerFactory()
-				.getHomeManager()
+	//				.getHomeManager()
-				.getHome(getDevelopmentUser()).getWorkspace();
+	//				.getHome(getDevelopmentUser()).getWorkspace();
-	}
+	//	}
 
 	@Override
 	public List<GroupBean> getUserGroups() {
@@ -611,6 +568,7 @@ public class CKANPublisherServicesImpl extends RemoteServiceServlet implements C
 
 		if(isWithinPortal()){
 			String username = session.getUsername();
+
 			if(username.equals(TEST_USER)){
 				logger.warn("Session expired");
 				return null;
@@ -623,10 +581,16 @@ public class CKANPublisherServicesImpl extends RemoteServiceServlet implements C
 			String scope = (String)httpSession.getAttribute(SessionCatalogueAttributes.SCOPE_CLIENT_PORTLET_URL);
 			DataCatalogue catalogue = getCatalogue(scope);
 			List<CkanGroup> ckanGroups = catalogue.getGroups();
+			
+			String apiKey = catalogue.getApiKeyFromUsername(username);
 
-			// TODO check role
+			// Members/Admin of the group
-
 			for (CkanGroup ckanGroup : ckanGroups) {
+				String role = catalogue.getRoleOfUserInGroup(username, ckanGroup.getName(), apiKey);
+
+				if(role == null)
+					continue;
+
 				toReturn.add(new GroupBean(ckanGroup.getTitle(), ckanGroup.getName()));
 			}
 			logger.debug("List of groups to return is " + toReturn);

src/main/java/org/gcube/portlets/widgets/ckandatapublisherwidget/server/threads/AssociationToGroupAndNotifyThread.java

@@ -0,0 +1,166 @@
+package org.gcube.portlets.widgets.ckandatapublisherwidget.server.threads;
+
+import java.util.ArrayList;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Map;
+
+import javax.servlet.http.HttpServletRequest;
+
+import org.gcube.common.portal.mailing.EmailNotification;
+import org.gcube.datacatalogue.ckanutillibrary.DataCatalogue;
+import org.gcube.datacatalogue.ckanutillibrary.models.RolesCkanGroupOrOrg;
+import org.gcube.datacatalogue.ckanutillibrary.utils.UtilMethods;
+import org.gcube.portlets.widgets.ckandatapublisherwidget.shared.GroupBean;
+import org.gcube.vomanagement.usermanagement.UserManager;
+import org.gcube.vomanagement.usermanagement.impl.LiferayUserManager;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import eu.trentorise.opendata.jackan.model.CkanGroup;
+
+/**
+ * Associate the dataset to a group and send notifications to group's admins.
+ * @author Costantino Perciante at ISTI-CNR (costantino.perciante@isti.cnr.it)
+ */
+public class AssociationToGroupAndNotifyThread extends Thread {
+
+	private static final Logger logger = LoggerFactory.getLogger(AssociationToGroupAndNotifyThread.class);
+	private static final String PRODUCT_ASSOCIATED_TO_GROUP_SUBJECT = "Product $PRODUCT added to group $GROUP";
+	private static final String PRODUCT_ASSOCIATED_TO_GROUP_BODY = "Dear user,'\n'a new product named $TITLE has been just published to the Data Catalogue group $GROUP by $USER_FULLNAME.";
+
+	private String groupTitle;
+	private String datasetId;
+	private String username;
+	private String datasetTitle;
+	private String userFullName;
+	private DataCatalogue catalogue;
+	private String organization;
+	private List<GroupBean> groups;
+	private HttpServletRequest request;
+
+	/**
+	 * @param list 
+	 * @param groupTitle
+	 * @param datasetId
+	 * @param username
+	 * @param catalogue
+	 */
+	public AssociationToGroupAndNotifyThread(List<GroupBean> groups, String groupTitle, String datasetId, String datasetTitle, String userFullName,
+			String username, DataCatalogue catalogue, String organization, HttpServletRequest request) {
+		this.request = request;
+		this.groups = groups;
+		this.groupTitle = groupTitle;
+		this.datasetId = datasetId;
+		this.username = username;
+		this.catalogue = catalogue;
+		this.organization = organization;
+		this.datasetTitle = datasetTitle;
+		this.userFullName = userFullName;
+	}
+
+	@Override
+	public void run() {
+
+		logger.info("Association thread started to put the dataset with id = "+ datasetId + " into group with title " + groupTitle + " for user " + username);
+
+		// create the group
+		CkanGroup group = catalogue.createGroup(groupTitle, groupTitle, "");
+
+		if(group == null){
+
+			logger.warn("The group doesn't exist! Unable to perform such association");
+
+		}else{
+
+			logger.debug("Group exists, going to add the user " + username + " as its admin...");
+
+			// retrieve the role to be assigned according the one the user has into the organization of the dataset
+			RolesCkanGroupOrOrg role = RolesCkanGroupOrOrg.valueOf(catalogue.getRoleOfUserInOrganization(username, organization, catalogue.getApiKeyFromUsername(username)).toUpperCase());
+
+			if(!role.equals(RolesCkanGroupOrOrg.ADMIN))
+				role = RolesCkanGroupOrOrg.MEMBER; // decrease the role to member if it is not an admin
+
+			boolean assigned = catalogue.checkRoleIntoGroup(username, groupTitle, role);
+
+			if(assigned){
+
+				logger.debug("Admin/editor role was assigned for this group, going to associate the product to the group");
+				boolean putIntoGroup = catalogue.assignDatasetToGroup(groupTitle, datasetId, catalogue.getApiKeyFromUsername(username));
+				logger.info("Was product put into group? " + putIntoGroup);
+
+				if(putIntoGroup)
+					notifyGroupAdmins(catalogue, groupTitle, username);
+
+			}			
+		}
+
+		logger.info("Other groups to which the product should be associate are " + groups);
+
+		for (GroupBean groupBean : groups) {
+			boolean putIntoGroup = catalogue.assignDatasetToGroup(groupBean.getGroupTitle(), datasetId, catalogue.getApiKeyFromUsername(username));
+			logger.info("Was product put into group" + groupBean.getGroupTitle() + "? " + putIntoGroup);
+
+			if(putIntoGroup)
+				notifyGroupAdmins(catalogue, groupBean.getGroupTitle(), username);
+		}
+
+	}
+
+	/**
+	 * Send a notification to the group admin(s) about the just added product
+	 * @param username 
+	 * @param groupTitle 
+	 * @param catalogue 
+	 */
+	private void notifyGroupAdmins(DataCatalogue catalogue, String groupTitle, String username){
+
+		// get the groups admin
+		Map<RolesCkanGroupOrOrg, List<String>> userAndRoles = catalogue.getRolesAndUsersGroup(groupTitle);
+
+		if(userAndRoles.containsKey(RolesCkanGroupOrOrg.ADMIN)){
+
+			List<String> admins = userAndRoles.get(RolesCkanGroupOrOrg.ADMIN);
+			List<String> adminsEmails = new ArrayList<String>();
+
+			for(int i = 0; i < admins.size(); i++){
+				String convertedName = UtilMethods.fromCKanUsernameToUsername(admins.get(i));
+				admins.set(i, convertedName);
+			}
+
+			// remove the same user who published the product if he/she is an admin of the group
+			int indexOfUser = admins.indexOf(username);
+			if(indexOfUser >= 0)
+				admins.remove(indexOfUser);
+
+			// further cleaning of the list (for users that are only in ckan... sysadmin for example)
+			UserManager um = new LiferayUserManager();
+			Iterator<String> adminIt = admins.iterator();
+
+			while (adminIt.hasNext()) {
+				String admin = (String) adminIt.next();
+				try{
+					adminsEmails.add(um.getUserByUsername(admin).getEmail());
+				}catch(Exception e){
+					logger.error("User with username " + admin + " doesn't exist in Liferay");
+					adminIt.remove();
+				}
+			}
+
+			logger.info("The list of admins for group " + groupTitle + " is " + admins);
+
+			if(admins.isEmpty())
+				return;
+
+			// send the email
+			EmailNotification mailToSend = new EmailNotification(
+					adminsEmails, 
+					PRODUCT_ASSOCIATED_TO_GROUP_SUBJECT.replace("$TITLE", datasetTitle).replace("$GROUP", groupTitle), 
+					PRODUCT_ASSOCIATED_TO_GROUP_BODY.replace("$TITLE", datasetTitle).replace("$GROUP", groupTitle).replace("$USER_FULLNAME", userFullName), 
+					request);
+			mailToSend.sendEmail();
+
+		}else
+			logger.warn("It seems there is no user with role Admin in group " + groupTitle);
+	}
+}

src/main/java/org/gcube/portlets/widgets/ckandatapublisherwidget/server/threads/WritePostCatalogueManagerThread.java

@@ -1,12 +1,8 @@
-package org.gcube.portlets.widgets.ckandatapublisherwidget.server;
+package org.gcube.portlets.widgets.ckandatapublisherwidget.server.threads;
 
-import static org.gcube.common.authorization.client.Constants.authorizationService;
-
-import java.util.ArrayList;
 import java.util.List;
 
 import org.gcube.common.authorization.library.provider.SecurityTokenProvider;
-import org.gcube.common.authorization.library.provider.UserInfo;
 import org.gcube.common.scope.api.ScopeProvider;
 import org.gcube.portlets.widgets.ckandatapublisherwidget.server.utils.Utils;
 import org.slf4j.Logger;
@@ -58,7 +54,12 @@ public class WritePostCatalogueManagerThread extends Thread {
 
 		try{
 			// evaluate user's token for this scope
-			String token = authorizationService().generateUserToken(new UserInfo(username, new ArrayList<String>()), scope);
+			String token = Utils.tryGetElseCreateToken(username, scope);
+			
+			if(token == null){
+				logger.warn("Unable to proceed, user's token is not available");
+				return;
+			}
 
 			logger.info("Started request to write application post "
 					+ "for new product created. Scope is " + scope + " and "
@@ -80,10 +81,8 @@ public class WritePostCatalogueManagerThread extends Thread {
 		}catch(Exception e){
 			logger.error("Failed to write the post because of the following error ", e);
 		}finally{
-			// remove token and scope
 			SecurityTokenProvider.instance.reset();
 			ScopeProvider.instance.reset();
 		}
 	}
-
+}
-}

src/main/java/org/gcube/portlets/widgets/ckandatapublisherwidget/server/utils/Utils.java

@@ -1,5 +1,7 @@
 package org.gcube.portlets.widgets.ckandatapublisherwidget.server.utils;
 
+import static org.gcube.common.authorization.client.Constants.authorizationService;
+
 import java.io.BufferedReader;
 import java.io.InputStream;
 import java.io.InputStreamReader;
@@ -11,7 +13,9 @@ import java.util.Map;
 import javax.servlet.http.HttpSession;
 
 import org.gcube.application.framework.core.session.ASLSession;
+import org.gcube.common.authorization.client.exceptions.ObjectNotFound;
 import org.gcube.common.authorization.library.provider.SecurityTokenProvider;
+import org.gcube.common.authorization.library.provider.UserInfo;
 import org.gcube.common.homelibrary.home.exceptions.InternalErrorException;
 import org.gcube.common.homelibrary.home.workspace.WorkspaceItem;
 import org.gcube.common.homelibrary.home.workspace.folder.items.GCubeItem;
@@ -479,4 +483,28 @@ public class Utils {
 
 		return toReturn;
 	}
+	
+	/**
+	 * First check to retrieve the token, else create it
+	 * @param username
+	 * @param context
+	 * @return the user token for the context
+	 */
+	public static String tryGetElseCreateToken(String username, String context) {
+		String token = null;
+		try{
+			try{
+				logger.debug("Checking if token for user " + username + " in context " + context + " already exists...");
+				token = authorizationService().resolveTokenByUserAndContext(username, context);
+				logger.debug("It exists!");
+			}catch(ObjectNotFound e){
+				logger.info("Creating token for user " + username + " and context " + context);
+				token = authorizationService().generateUserToken(new UserInfo(username, new ArrayList<String>()), context);
+				logger.debug("received token: "+ token.substring(0, 5) + "***********************");
+			}
+		}catch(Exception e){
+			logger.error("Failed both token retrieval and creation", e);
+		}
+		return token;
+	}
 }

src/main/java/org/gcube/portlets/widgets/ckandatapublisherwidget/server/utils/WorkspaceUtils.java

@@ -180,7 +180,7 @@ public class WorkspaceUtils {
 	}
 
 	/**
-	 * Replaces the "/" char with a custom one
+	 * Replaces the "/" char with a custom one and return an editable name for the user
 	 * @param rootElem
 	 * @param pathSeparatorInWs
 	 */

src/main/java/org/gcube/portlets/widgets/ckandatapublisherwidget/shared/GroupBean.java

@@ -41,5 +41,11 @@ public class GroupBean implements Serializable {
 	public void setGroupName(String groupName) {
 		this.groupName = groupName;
 	}
-	
+
+	@Override
+	public String toString() {
+		return "GroupBean [groupTitle=" + groupTitle + ", groupName="
+				+ groupName + "]";
+	}
+
 }