455 lines
15 KiB
Java
455 lines
15 KiB
Java
package org.gcube.portal.social.networking.ws.utils;
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import static org.gcube.resources.discovery.icclient.ICFactory.client;
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import java.io.StringReader;
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import java.util.Date;
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import java.util.HashSet;
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import java.util.List;
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import java.util.UUID;
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import javax.xml.parsers.DocumentBuilder;
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import javax.xml.parsers.DocumentBuilderFactory;
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import org.gcube.applicationsupportlayer.social.ApplicationNotificationsManager;
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import org.gcube.applicationsupportlayer.social.NotificationsManager;
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import org.gcube.applicationsupportlayer.social.ex.ApplicationProfileNotFoundException;
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import org.gcube.applicationsupportlayer.social.shared.SocialNetworkingSite;
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import org.gcube.applicationsupportlayer.social.shared.SocialNetworkingUser;
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import org.gcube.common.authorization.library.utils.Caller;
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import org.gcube.common.resources.gcore.utils.XPathHelper;
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import org.gcube.common.scope.api.ScopeProvider;
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import org.gcube.common.scope.impl.ScopeBean;
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import org.gcube.portal.databook.shared.ApplicationProfile;
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import org.gcube.portal.databook.shared.Feed;
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import org.gcube.portal.databook.shared.FeedType;
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import org.gcube.portal.databook.shared.PrivacyLevel;
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import org.gcube.portal.databook.shared.ex.FeedIDNotFoundException;
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import org.gcube.portal.notifications.thread.PostNotificationsThread;
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import org.gcube.portal.social.networking.caches.SocialNetworkingSiteFinder;
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import org.gcube.portal.social.networking.liferay.ws.GroupManagerWSBuilder;
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import org.gcube.portal.social.networking.liferay.ws.UserManagerWSBuilder;
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import org.gcube.resources.discovery.client.api.DiscoveryClient;
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import org.gcube.resources.discovery.client.queries.api.Query;
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import org.gcube.resources.discovery.client.queries.impl.QueryBox;
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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.model.GCubeUser;
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import org.slf4j.LoggerFactory;
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import org.w3c.dom.Node;
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import org.xml.sax.InputSource;
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/**
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* Utility class.
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* @author Costantino Perciante at ISTI-CNR (costantino.perciante@isti.cnr.it)
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*/
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public class SocialUtils {
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// Logger
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private static final org.slf4j.Logger logger = LoggerFactory.getLogger(SocialUtils.class);
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public final static String NO_TEXT_FILE_SHARE = "_N0_73X7_SH4R3_";
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// name of the portlet for vre notification
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public static final String NEWS_FEED_PORTLET_CLASSNAME = "org.gcube.portlets.user.newsfeed.server.NewsServiceImpl";
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/**
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* Method used when an application needs to publish something.
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* @param feedText
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* @param uriParams
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* @param previewTitle
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* @param previewDescription
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* @param httpImageUrl
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* @return true upon success, false on failure
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*/
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public static Feed shareApplicationUpdate(
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String postText,
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String uriParams,
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String previewTitle,
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String previewDescription,
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String httpImageUrl,
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ApplicationProfile applicationProfile,
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Caller caller,
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boolean notifyGroup
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){
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String escapedFeedText = org.gcube.social_networking.socialutillibrary.Utils.escapeHtmlAndTransformUrl(postText);
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logger.info("Escaped post text is " + escapedFeedText);
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String scope = ScopeProvider.instance.get();
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String appId = caller.getClient().getId();
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List<String> hashtags = org.gcube.social_networking.socialutillibrary.Utils.getHashTags(postText);
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if (hashtags != null && !hashtags.isEmpty())
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escapedFeedText = org.gcube.social_networking.socialutillibrary.Utils.convertHashtagsAnchorHTML(escapedFeedText, hashtags);
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Feed toWrite =
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buildFeed(
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escapedFeedText,
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uriParams == null ? "" : uriParams,
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previewTitle == null ? "" : previewTitle,
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previewDescription == null ? "" : previewDescription,
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httpImageUrl == null ? "" : httpImageUrl,
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applicationProfile,
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scope);
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// try to save it
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boolean res = CassandraConnection.getInstance().getDatabookStore().saveAppFeed(toWrite);
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if(res){
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logger.info("Feed correctly written by application " + appId);
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try {
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CassandraConnection.getInstance().getDatabookStore().saveHashTags(toWrite.getKey(), scope, hashtags);
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} catch (FeedIDNotFoundException e1) {
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logger.error("Failed to save hashtags in Cassandra", e1);
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}
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if(notifyGroup){
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logger.debug("Sending notifications for " + appId + " " + scope);
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try{
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String name = new ScopeBean(scope).name(); // scope such as devVRE
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// retrieve group information
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GroupManager gManager = GroupManagerWSBuilder.getInstance().getGroupManager();
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long groupId = gManager.getGroupId(name);
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String groupName = gManager.getGroup(groupId).getGroupName();
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logger.debug("Company id and name " + groupId + " " + groupName);
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// build the notification manager
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SocialNetworkingSite site = SocialNetworkingSiteFinder.getSocialNetworkingSiteFromScope(ScopeProvider.instance.get());
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SocialNetworkingUser user = new SocialNetworkingUser(appId, "", applicationProfile.getName(), applicationProfile.getImageUrl());
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NotificationsManager nm = new ApplicationNotificationsManager(
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UserManagerWSBuilder.getInstance().getUserManager(),
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site,
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scope,
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user,
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NEWS_FEED_PORTLET_CLASSNAME);
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// start notification thread
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new Thread(new PostNotificationsThread(
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UserManagerWSBuilder.getInstance().getUserManager(),
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toWrite.getKey(),
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toWrite.getDescription(),
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""+groupId,
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nm,
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new HashSet<String>(hashtags),
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new HashSet<String>())
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).start();
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}catch (Exception e) {
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logger.debug("Feed succesfully created but unable to send notifications.");
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}
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}
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return toWrite;
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}
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else
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return null;
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}
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/**
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* Build an ApplicationProfile Feed.
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*
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* @param description add a description for the update you are sharing
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* @param uriParams the additional parameters your applicationProfile needs to open the subject of this update e.g. id=12345&type=foo
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* @param previewTitle the title to show in the preview
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* @param previewDescription the description to show in the preview
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* @param previewThumbnailUrl the image url to show in the preview
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* @return a feed instance ready to be written
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*/
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private static Feed buildFeed(
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String description,
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String uriParams,
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String previewTitle,
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String previewDescription,
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String previewThumbnailUrl,
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ApplicationProfile applicationProfile,
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String scopeApp) {
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String uri = applicationProfile.getUrl();
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//add the GET params if necessary
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if (uriParams != null && uriParams.compareTo("") != 0)
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uri += "?"+uriParams;
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Feed toReturn = new Feed(
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UUID.randomUUID().toString(),
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FeedType.PUBLISH,
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applicationProfile.getKey(),
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new Date(),
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scopeApp,
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uri,
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previewThumbnailUrl,
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description,
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PrivacyLevel.SINGLE_VRE,
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applicationProfile.getName(),
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"no-email",
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applicationProfile.getImageUrl(),
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previewTitle,
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previewDescription,
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"",
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true);
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return toReturn;
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}
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/**
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* This method looks up the applicationProfile profile among the ones available in the infrastructure
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* @param idApp as identifier of your application (as reported in the ApplicationProfile)
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* @param scopeApp the scope of the application
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*/
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public static ApplicationProfile getProfileFromInfrastrucure(String idApp, String scopeApp) {
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ScopeBean scope = new ScopeBean(scopeApp);
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logger.debug("Trying to fetch applicationProfile profile from the infrastructure for " + idApp + " scope: " + scope);
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// set the scope of the root infrastructure
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String rootInfrastructure = scopeApp.split("/")[1];
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ScopeProvider.instance.set("/"+rootInfrastructure);
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try {
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ApplicationProfile toReturn = new ApplicationProfile();
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Query q = new QueryBox("for $profile in collection('/db/Profiles/GenericResource')//Resource " +
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"where $profile/Profile/SecondaryType/string() eq 'ApplicationProfile' and $profile/Profile/Body/AppId/string() " +
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" eq '" + idApp + "'" +
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"return $profile");
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DiscoveryClient<String> client = client();
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List<String> appProfile = client.submit(q);
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if (appProfile == null || appProfile.size() == 0)
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throw new Exception("Your applicationProfile is not registered in the infrastructure");
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else {
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String elem = appProfile.get(0);
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DocumentBuilder docBuilder = DocumentBuilderFactory.newInstance().newDocumentBuilder();
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Node node = docBuilder.parse(new InputSource(new StringReader(elem))).getDocumentElement();
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XPathHelper helper = new XPathHelper(node);
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List<String> currValue = null;
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currValue = helper.evaluate("/Resource/Profile/Name/text()");
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if (currValue != null && currValue.size() > 0) {
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toReturn.setName(currValue.get(0));
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}
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else throw new ApplicationProfileNotFoundException("Your applicationProfile NAME was not found in the profile");
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currValue = helper.evaluate("/Resource/Profile/Description/text()");
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if (currValue != null && currValue.size() > 0) {
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toReturn.setDescription(currValue.get(0));
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}
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else logger.warn("No Description exists for " + toReturn.getName());
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currValue = helper.evaluate("/Resource/Profile/Body/AppId/text()");
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if (currValue != null && currValue.size() > 0) {
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toReturn.setKey(currValue.get(0));
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}
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else throw new ApplicationProfileNotFoundException("Your applicationProfile ID n was not found in the profile, consider adding <AppId> element in <Body>");
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currValue = helper.evaluate("/Resource/Profile/Body/ThumbnailURL/text()");
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if (currValue != null && currValue.size() > 0) {
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toReturn.setImageUrl(currValue.get(0));
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}
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else throw new Exception("Your applicationProfile Image Url was not found in the profile, consider adding <ThumbnailURL> element in <Body>");
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currValue = helper.evaluate("/Resource/Profile/Body/EndPoint/Scope/text()");
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if (currValue != null && currValue.size() > 0) {
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List<String> scopes = currValue;
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boolean foundUrl = false;
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for (int i = 0; i < scopes.size(); i++) {
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if (currValue.get(i).trim().compareTo(scope.toString()) == 0) {
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toReturn.setUrl(helper.evaluate("/Resource/Profile/Body/EndPoint/URL/text()").get(i));
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toReturn.setScope(scope.toString());
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foundUrl = true;
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break;
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}
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}
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if (! foundUrl)
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throw new ApplicationProfileNotFoundException("Your applicationProfile URL was not found in the profile for Scope: " + scope.toString());
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}
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else throw new ApplicationProfileNotFoundException("Your applicationProfile EndPoint was not found in the profile, consider adding <EndPoint><Scope> element in <Body>");
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logger.debug("Returning " + toReturn);
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return toReturn;
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}
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} catch (Exception e) {
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logger.error("Error while trying to fetch applicationProfile profile from the infrastructure", e);
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} finally{
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// set the scope back
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ScopeProvider.instance.set(scopeApp);
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}
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return null;
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}
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/**
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* Allows user to post a feed in a certain vre.
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* @param userId
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* @param postText
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* @param vreId
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* @param previewTitle
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* @param previewDescription
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* @param previewHost
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* @param previewUrl
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* @param urlThumbnail
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* @param notifyGroup
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* @return The written Feed
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*/
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public static Feed shareUserUpdate(
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String userId,
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String postText,
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String vreId,
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String previewTitle,
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String previewDescription,
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String previewHost,
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String previewUrl,
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String urlThumbnail,
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boolean notifyGroup
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) {
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String escapedFeedText = org.gcube.social_networking.socialutillibrary.Utils.escapeHtmlAndTransformUrl(postText);
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List<String> hashtags = org.gcube.social_networking.socialutillibrary.Utils.getHashTags(postText);
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if (hashtags != null && !hashtags.isEmpty())
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escapedFeedText = org.gcube.social_networking.socialutillibrary.Utils.convertHashtagsAnchorHTML(escapedFeedText, hashtags);
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GCubeUser user;
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// retrieve group information
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UserManager uManager = UserManagerWSBuilder.getInstance().getUserManager();
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try{
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user = uManager.getUserByUsername(userId);
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}catch(Exception e){
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logger.error("Unable to get user informations, feed write fails.", e);
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return null;
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}
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String email = user.getEmail();
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String fullName = user.getFirstName() + " " + user.getLastName();
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String thumbnailURL = user.getUserAvatarURL();
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String linkTitle = previewTitle == null ? "" : previewTitle;
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String linkDesc = previewDescription == null ? "" : previewDescription;
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String host = previewHost == null ? "" : previewHost;
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String url = previewUrl == null ? "" : previewUrl;
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if (urlThumbnail == null)
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urlThumbnail = "null";
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//this means the user has shared a file without text in it.
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String textToPost = "";
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if (escapedFeedText.trim().compareTo(NO_TEXT_FILE_SHARE) == 0) {
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textToPost = org.gcube.social_networking.socialutillibrary.Utils.convertFileNameAnchorHTML(url);
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} else {
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textToPost = escapedFeedText;
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}
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Feed toShare = new Feed(UUID.randomUUID().toString(), FeedType.PUBLISH, userId, new Date(),
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vreId, url, urlThumbnail, textToPost, PrivacyLevel.SINGLE_VRE, fullName, email, thumbnailURL, linkTitle, linkDesc, host);
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logger.info("Attempting to save Feed with text: " + textToPost + " Level = " + PrivacyLevel.SINGLE_VRE + " Timeline = " + vreId);
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boolean result = CassandraConnection.getInstance().getDatabookStore().saveUserFeed(toShare);
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if(vreId != null && vreId.compareTo("") != 0 && result) {
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logger.trace("Attempting to write onto " + vreId);
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try {
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try{
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logger.info("Sleeping waiting for cassandra's update");
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Thread.sleep(1000);
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}catch(Exception e){
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logger.error(e.toString());
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}
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CassandraConnection.getInstance().getDatabookStore().saveFeedToVRETimeline(toShare.getKey(), vreId);
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if (hashtags != null && !hashtags.isEmpty())
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CassandraConnection.getInstance().getDatabookStore().saveHashTags(toShare.getKey(), vreId, hashtags);
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} catch (FeedIDNotFoundException e) {
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logger.error("Error writing onto VRES Time Line" + vreId);
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}
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logger.trace("Success writing onto " + vreId);
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}
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if (!result)
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return null;
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//send the notification about this posts to everyone in the group if notifyGroup is true
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if (vreId != null && vreId.compareTo("") != 0 && notifyGroup) {
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try{
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// get the site from the http request
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SocialNetworkingSite site = SocialNetworkingSiteFinder.getSocialNetworkingSiteFromScope(ScopeProvider.instance.get());
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// retrieve group information
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GroupManager gManager = GroupManagerWSBuilder.getInstance().getGroupManager();
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GCubeUser userInfo = uManager.getUserByUsername(userId);
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SocialNetworkingUser socialUser =
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new SocialNetworkingUser(userId, userInfo.getEmail(), userInfo.getFullname(), userInfo.getUserAvatarURL());
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// handle the scope
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String name = new ScopeBean(vreId).name(); // scope such as devVR
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long groupId = gManager.getGroupId(name);
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String groupName = gManager.getGroup(groupId).getGroupName();
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logger.debug("Company id and name " + groupId + " " + groupName);
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NotificationsManager nm = new ApplicationNotificationsManager(UserManagerWSBuilder.getInstance().getUserManager(), site, vreId, socialUser, NEWS_FEED_PORTLET_CLASSNAME);
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new Thread(
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new PostNotificationsThread(
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UserManagerWSBuilder.getInstance().getUserManager(),
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toShare.getKey(),
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toShare.getDescription(),
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""+groupId,
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nm,
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new HashSet<String>(),
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new HashSet<String>(hashtags))
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).start();
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logger.debug("Start sending notifications for feed written by " + userId);
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}catch(Exception e){
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logger.error("Unable to notify users", e);
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}
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}
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return toShare;
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}
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}
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