649 lines
20 KiB
Java
649 lines
20 KiB
Java
package org.gcube.portlet.user.userstatisticsportlet.server;
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import java.io.Serializable;
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import java.text.DecimalFormat;
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import java.util.Calendar;
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import java.util.List;
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import org.gcube.application.framework.core.session.ASLSession;
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import org.gcube.application.framework.core.session.SessionManager;
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import org.gcube.common.homelibrary.home.HomeLibrary;
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import org.gcube.common.homelibrary.home.workspace.Workspace;
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import org.gcube.common.portal.PortalContext;
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import org.gcube.portal.custom.communitymanager.SiteManagerUtil;
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import org.gcube.portal.custom.scopemanager.scopehelper.ScopeHelper;
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import org.gcube.portal.databook.server.DBCassandraAstyanaxImpl;
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import org.gcube.portal.databook.server.DatabookStore;
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import org.gcube.portal.databook.shared.Feed;
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import org.gcube.portlet.user.userstatisticsportlet.client.UserStatisticsService;
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import org.gcube.portlet.user.userstatisticsportlet.shared.PostsStatsBean;
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import org.gcube.portlet.user.userstatisticsportlet.shared.UserInformation;
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import org.gcube.vomanagement.usermanagement.GroupManager;
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import org.gcube.vomanagement.usermanagement.UserManager;
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import org.gcube.vomanagement.usermanagement.exception.UserManagementSystemException;
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import org.gcube.vomanagement.usermanagement.exception.UserRetrievalFault;
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import org.gcube.vomanagement.usermanagement.impl.LiferayGroupManager;
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import org.gcube.vomanagement.usermanagement.impl.LiferayUserManager;
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import org.gcube.vomanagement.usermanagement.util.ManagementUtils;
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import org.slf4j.LoggerFactory;
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import com.google.gwt.user.server.rpc.RemoteServiceServlet;
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import com.liferay.portal.model.Contact;
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import com.liferay.portal.model.User;
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import com.liferay.portal.model.Website;
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import com.liferay.portal.security.auth.PrincipalThreadLocal;
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import com.liferay.portal.security.permission.PermissionChecker;
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import com.liferay.portal.security.permission.PermissionCheckerFactoryUtil;
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import com.liferay.portal.security.permission.PermissionThreadLocal;
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import com.liferay.portal.service.UserLocalServiceUtil;
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import com.liferay.portal.service.WebsiteLocalServiceUtil;
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import com.liferay.portlet.expando.model.ExpandoColumnConstants;
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/**
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* The server side implementation of the RPC service.
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*/
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@SuppressWarnings("serial")
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public class UserStatisticsServiceImpl extends RemoteServiceServlet implements UserStatisticsService {
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// Logger
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private static final org.slf4j.Logger _log = LoggerFactory.getLogger(UserStatisticsServiceImpl.class);
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//dev user
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public static final String defaultUserId = "test.user";
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//dev vre
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private static final String vreID = "/gcube/devsec/devVRE";
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// Cassandra connection
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private DatabookStore store;
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// custom field' name to remember action to take for the portlet deployed in the user profile
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private static final String CUSTOM_FIELD_NAME_USER_STATISTICS_VISIBILITY = "show_user_statistics_other_people";
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@Override
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public void init() {
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// get connection to Cassandra
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_log.debug("Getting connection to Cassandra..");
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store = new DBCassandraAstyanaxImpl();
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// add statistics option for profile pages and set to true
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createUserCustomField(CUSTOM_FIELD_NAME_USER_STATISTICS_VISIBILITY, true);
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}
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@Override
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public void destroy(){
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// shutting down connection to Cassandra
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_log.debug("Closing connection to Cassandra");
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store.closeConnection();
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}
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/**
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* the current ASLSession
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* @return the session
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*/
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private ASLSession getASLSession() {
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String sessionID = this.getThreadLocalRequest().getSession().getId();
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String user = (String) this.getThreadLocalRequest().getSession().getAttribute(ScopeHelper.USERNAME_ATTRIBUTE);
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if (user == null) {
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_log.warn("USER IS NULL setting " + defaultUserId + " and Running OUTSIDE PORTAL");
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user = getDevelopmentUser();
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SessionManager.getInstance().getASLSession(sessionID, user).setScope(vreID);
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}
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return SessionManager.getInstance().getASLSession(sessionID, user);
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}
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/**
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* Indicates whether the scope is the whole infrastructure.
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* @param userid in case userid is not null, the user is visiting a profile page and
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* the statistics to return are the ones available in the whole infrastructure
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* @return <code>true</code> if it is, <code>false</code> otherwise.
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*/
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private boolean isInfrastructureScope(String userid) {
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boolean toReturn = false;
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try {
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GroupManager manager = new LiferayGroupManager();
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long groupId = manager.getGroupIdFromInfrastructureScope(getASLSession().getScope());
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toReturn = !manager.isVRE(groupId) || userid != null;
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return toReturn;
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}
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catch (Exception e) {
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_log.error("NullPointerException in isInfrastructureScope returning false");
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return false;
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}
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}
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/**
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* Online or in development mode?
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* @return true if you're running into the portal, false if in development
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*/
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private boolean isWithinPortal() {
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try {
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UserLocalServiceUtil.getService();
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return true;
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}
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catch (com.liferay.portal.kernel.bean.BeanLocatorException ex) {
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_log.trace("Development Mode ON");
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return false;
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}
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}
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/**
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* when packaging test will fail if the user is not set to test.user
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* @return .
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*/
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public String getDevelopmentUser() {
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String user = defaultUserId;
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// user = "costantino.perciante";
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return user;
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}
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@Override
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public String getTotalSpaceInUse(String userid) {
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String storageInUse = null;
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// get the session
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ASLSession session = getASLSession();
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// username in the session
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String userName = session.getUsername();
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// retrieve statistics of...
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String statisticsOfUsername = userName;
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if(userid != null && !userid.equals(userName))
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statisticsOfUsername = userid;
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//in case the portal is restarted and you have the social home open it will get test.user (no callback to set session info)
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//this check just return nothing if that happens
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if (userName.compareTo(defaultUserId) == 0) {
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_log.debug("Found " + userName + " returning nothing");
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return null;
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}else{
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_log.debug("Getting " + statisticsOfUsername + " amount of workspace in use.");
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try{
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long init = System.currentTimeMillis();
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Workspace workspace = HomeLibrary.getUserWorkspace(statisticsOfUsername);
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long storage = workspace.getDiskUsage();
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storageInUse = formatFileSize(storage);
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long end = System.currentTimeMillis();
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_log.debug("[USER-STATISTICS] time taken to retrieve user space is " + (end - init) + "ms");
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}catch(Exception e){
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_log.error("Unable to retrieve workspace information!");
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}
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}
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return storageInUse;
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}
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@Override
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public int getProfileStrength(String userid) {
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int profileStrenght = -1;
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// get the session
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ASLSession session = getASLSession();
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// username
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String userName = session.getUsername();
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// retrieve statistics of...
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String statisticsOfUsername = userName;
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if(userid != null && !userid.equals(userName))
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statisticsOfUsername = userid;
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//in case the portal is restarted and you have the social home open it will get test.user (no callback to set session info)
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//this check just return nothing if that happens
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if (userName.compareTo(defaultUserId) == 0) {
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_log.debug("Found " + userName + " returning nothing");
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return profileStrenght;
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}else{
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// valuate profile strength
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if(isWithinPortal()){
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try{
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// check if the avatar is present
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boolean avatarPresent = (new LiferayUserManager().getUserAvatarBytes(statisticsOfUsername) != null);
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long init = System.currentTimeMillis();
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User user = UserLocalServiceUtil.getUserByScreenName(SiteManagerUtil.getCompany().getCompanyId(), statisticsOfUsername);
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profileStrenght = evaluateProfileStrenght(user, avatarPresent);
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long end = System.currentTimeMillis();
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_log.debug("[USER-STATISTICS] time taken to evaluate user profile strenght is " + (end - init) + "ms");
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}catch(Exception e){
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_log.error("Profile strenght evaluation failed!!");
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}
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}
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}
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return profileStrenght;
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}
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@Override
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public UserInformation getUserSettings(String userid) {
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// get the session
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ASLSession session = getASLSession();
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//username of the asl session
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String userName = session.getUsername();
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// retrieve statistics of...
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String statisticsOfUsername = userName;
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// is he the owner of the profile?
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boolean isOwner = false;
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// can we show this profile to other people?
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boolean isProfileShowable = true;
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if(userid == null || (userid !=null && userid.equals(userName))){
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isOwner = true;
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isProfileShowable = checkUserPrivacyOption(userName);
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}
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if(userid != null && !userid.equals(userName)){
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// the stastics to show will be of the userid
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statisticsOfUsername = userid;
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isProfileShowable = checkUserPrivacyOption(statisticsOfUsername);
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}
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//in case the portal is restarted and you have the social home open it will get test.user (no callback to set session info)
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//this check just return nothing if that happens
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if (userName.compareTo(defaultUserId) == 0) {
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_log.debug("Found " + userName + " returning nothing");
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return null;
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}
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if(isWithinPortal()){
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// 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.
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// Otherwise we have to filter on the vre.
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boolean isInfrastructure = isInfrastructureScope(userid);
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_log.debug("User scope is " + (isInfrastructure ? " the whole infrastucture " : " a VRE"));
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// get path of the avatar
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UserManager um = new LiferayUserManager();
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String thumbnailURL = null;
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try {
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thumbnailURL = um.getUserByUsername(statisticsOfUsername).getUserAvatarURL();
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} catch (UserManagementSystemException e) {
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_log.error("Unable to retrieve avatar url for user " + statisticsOfUsername, e);
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} catch (UserRetrievalFault e) {
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_log.error("Unable to retrieve avatar url for user " + statisticsOfUsername, e);
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}
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_log.debug(statisticsOfUsername + " avatar has url " + thumbnailURL);
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// get the vre (if not in the infrastructure)
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String actualVre = null;
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if(!isInfrastructure){
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String[] temp = session.getScope().split("/");
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actualVre = temp[temp.length - 1];
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}
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// page landing
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String pageLanding = PortalContext.getConfiguration().getSiteLandingPagePath(getThreadLocalRequest());
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UserInformation bean = new UserInformation(isInfrastructure, thumbnailURL, userName, actualVre, isOwner, isProfileShowable);
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bean.setCurrentPageLanding(pageLanding);
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return bean;
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}
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else return new UserInformation(true, null, userName, vreID, true, true);
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}
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/**
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* Check privacy option for user's own statistics
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* @param username
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* @return
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*/
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private boolean checkUserPrivacyOption(String username) {
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try{
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// set permission checker
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setPermissionChecker();
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User user = UserLocalServiceUtil.getUserByScreenName(ManagementUtils.getCompany().getCompanyId(), username);
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// the user has not decided yet
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if(!user.getExpandoBridge().hasAttribute(CUSTOM_FIELD_NAME_USER_STATISTICS_VISIBILITY))
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return true;
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return (boolean)user.getExpandoBridge().getAttribute(CUSTOM_FIELD_NAME_USER_STATISTICS_VISIBILITY);
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}catch(Exception e){
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_log.error("Unable to retrieve user's privacy option for his statistics");
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return true;
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}
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}
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@Override
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public PostsStatsBean getPostsStats(String userid){
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// get the session
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ASLSession session = getASLSession();
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//username
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String userName = session.getUsername();
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// retrieve statistics of...
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String statisticsOfUsername = userName;
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if(userid != null && !userid.equals(userName))
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statisticsOfUsername = userid;
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//in case the portal is restarted and you have the social home open it will get test.user (no callback to set session info)
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//this check just return nothing if that happens
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if (userName.compareTo(defaultUserId) == 0) {
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_log.debug("Found " + userName + " returning nothing");
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return null;
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}
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long totalFeeds = 0, totalLikes = 0, totalComments = 0;
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// check if the user is or not in a VRE
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boolean isInfrastructure = isInfrastructureScope(userid);
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// date corresponding to one year ago
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Calendar oneYearAgo = Calendar.getInstance();
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oneYearAgo.set(Calendar.YEAR, oneYearAgo.get(Calendar.YEAR) - 1);
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_log.debug("Reference time is " + oneYearAgo.getTime());
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try {
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long init = System.currentTimeMillis();
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_log.debug("Getting " + statisticsOfUsername + " feeds in the last year.");
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List<Feed> userFeeds = store.getRecentFeedsByUserAndDate(statisticsOfUsername, oneYearAgo.getTime().getTime());
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_log.debug("Evaluating number of comments and likes of " + statisticsOfUsername + "'s feeds.");
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for (Feed feed : userFeeds) {
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try{
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// check if the user is in the root, if not check if the VRE of the feed is the current one
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if(!isInfrastructure && !feed.getVreid().equals(session.getScope()))
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continue;
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// increment feeds number
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totalFeeds ++;
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//increment number of post replies and likes
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totalComments += Integer.parseInt(feed.getCommentsNo());
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totalLikes += Integer.parseInt(feed.getLikesNo());
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}catch(NumberFormatException e){
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_log.error(e.toString());
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}
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}
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long end = System.currentTimeMillis();
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_log.debug("[USER-STATISTICS] time taken to retrieve and filter user feeds, get likes and replies got is " + (end - init) + "ms");
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_log.debug("Total number of feeds (after time filtering) of " + statisticsOfUsername + " is " + totalFeeds);
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_log.debug("Total number of likes (after time filtering) for " + statisticsOfUsername + " is " + totalLikes);
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_log.debug("Total number of comments (after time filtering) for " + statisticsOfUsername + " is " + totalComments);
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}catch(Exception e){
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_log.error(e.toString());
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return null;
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}
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// return the object
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return new PostsStatsBean(totalFeeds, totalLikes, totalComments);
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}
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@Override
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public void setShowMyOwnStatisticsToOtherPeople(boolean show) {
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if(isWithinPortal()){
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ASLSession session = getASLSession();
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String username = session.getUsername();
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//in case the portal is restarted and you have the social home open it will get test.user (no callback to set session info)
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//this check just return nothing if that happens
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if (username.compareTo(defaultUserId) == 0) {
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_log.debug("Found " + username + " returning nothing");
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return;
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}
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try{
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// set permission checker
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setPermissionChecker();
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_log.debug("User " + username + (show ? " want to show " : " doesn't want to show ") + " his statistics");
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User user = UserLocalServiceUtil.getUserByScreenName(ManagementUtils.getCompany().getCompanyId(), username);
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boolean hasAttribute = user.getExpandoBridge().hasAttribute(CUSTOM_FIELD_NAME_USER_STATISTICS_VISIBILITY);
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if(hasAttribute){
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// set the new value
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_log.debug("Setting custom field value to " + show + " for user " + username);
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// set the current value
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user.getExpandoBridge().setAttribute(CUSTOM_FIELD_NAME_USER_STATISTICS_VISIBILITY, show);
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}
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}catch(Exception e){
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_log.error("Unable to check user's privacy for his statistics", e);
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}
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}
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}
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/**
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* On servlet instanciation, create the custom field and set it to startingValue
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* @param customFieldNameUserStatisticsVisibility
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* @param b
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*/
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private void createUserCustomField(
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String customFieldNameUserStatisticsVisibility, boolean startingValue) {
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// set permission checker
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setPermissionChecker();
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try{
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User defaultUser = UserLocalServiceUtil.getDefaultUser(ManagementUtils.getCompany().getCompanyId());
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// check if it exists
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boolean exists = defaultUser.getExpandoBridge().hasAttribute(customFieldNameUserStatisticsVisibility);
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if(exists){
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_log.debug("Custom field already exists... There is no need to create it");
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}else{
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_log.debug("Creating custom field " + customFieldNameUserStatisticsVisibility +
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" with starting value " + startingValue);
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// create
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defaultUser.getExpandoBridge().addAttribute(CUSTOM_FIELD_NAME_USER_STATISTICS_VISIBILITY, ExpandoColumnConstants.BOOLEAN, (Serializable)(true));
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}
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}catch(Exception e){
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_log.error("Unable to create custom field " + customFieldNameUserStatisticsVisibility);
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}
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}
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/**
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* returns dynamically the formated size.
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*
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* @param size the size
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* @return the string
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*/
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private static String formatFileSize(long size) {
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String formattedSize = null;
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double b = size;
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double k = size/1024.0;
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double m = ((size/1024.0)/1024.0);
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double g = (((size/1024.0)/1024.0)/1024.0);
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double t = ((((size/1024.0)/1024.0)/1024.0)/1024.0);
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DecimalFormat dec = new DecimalFormat("0.00");
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if ( t >= 1.0 ) {
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formattedSize = dec.format(t).concat(" TB");
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} else if ( g >= 1.0 ) {
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formattedSize = dec.format(g).concat(" GB");
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} else if ( m >= 1.0 ) {
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formattedSize = dec.format(m).concat(" MB");
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} else if ( k >= 1.0 ) {
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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;
|
|
|
|
score += user.getJobTitle().compareTo("") != 0 ? 20 : 0;
|
|
score += user.getOpenId().compareTo("") != 0 ? 20 : 0;
|
|
String summary = getSummary(user);
|
|
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) {
|
|
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
|
|
toReturn = toReturn.replaceAll("\\s\\s"," ");
|
|
return toReturn;
|
|
}
|
|
|
|
/**
|
|
* 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("&", "&").replaceAll("<", "<")
|
|
.replaceAll(">", ">");
|
|
}
|
|
|
|
/**
|
|
* 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();
|
|
|
|
score += contact.getMySpaceSn().compareTo("") != 0 ? 5 : 0;
|
|
score += contact.getTwitterSn().compareTo("") != 0 ? 5 : 0;
|
|
score += contact.getFacebookSn().compareTo("") != 0 ? 5 : 0;
|
|
score += contact.getSkypeSn().compareTo("") != 0 ? 5 : 0;
|
|
score += contact.getJabberSn().compareTo("") != 0 ? 5 : 0;
|
|
score += contact.getAimSn().compareTo("") != 0 ? 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...");
|
|
}
|
|
|
|
}
|
|
}
|