partiallly implemnted support for multi attachments

git-svn-id: http://svn.research-infrastructures.eu/public/d4science/gcube/trunk/portal/social-networking-library@122236 82a268e6-3cf1-43bd-a215-b396298e98cf

src/main/java/org/gcube/portal/databook/server/CassandraClusterConnection.java

@@ -192,6 +192,15 @@ public class CassandraClusterConnection {
 		 * define Likes CF with FeedId as secondary index
 		 */
 		ColumnFamilyDefinition cfDefLikes = getStaticCFDef(DBCassandraAstyanaxImpl.LIKES, "Feedid");
+		/**
+		 * define Invites CF with SenderUserId as secondary index
+		 */
+		ColumnFamilyDefinition cfDefInvites = getStaticCFDef(DBCassandraAstyanaxImpl.INVITES, "SenderUserId");
+		/**
+		 * define Attachments CF with FeedId as secondary index
+		 */
+		ColumnFamilyDefinition cfDefAttachments = getStaticCFDef(DBCassandraAstyanaxImpl.ATTACHMENTS, "Feedid");
+		
 
 		//get dynamic column families, act as auxiliary indexes
 		ColumnFamilyDefinition cfDefConn = getDynamicCFDef(DBCassandraAstyanaxImpl.CONNECTIONS);
@@ -214,6 +223,8 @@ public class CassandraClusterConnection {
 		.addColumnFamily(cfDefFeeds)
 		.addColumnFamily(cfDefComments)
 		.addColumnFamily(cfDefLikes)
+		.addColumnFamily(cfDefInvites)
+		.addColumnFamily(cfDefAttachments)
 		.addColumnFamily(cfDefConn)
 		.addColumnFamily(cfDefPendingConn)
 		.addColumnFamily(cfDefVRETimeline)

src/main/java/org/gcube/portal/databook/server/DBCassandraAstyanaxImpl.java

@@ -9,11 +9,13 @@ import java.util.HashSet;
 import java.util.List;
 import java.util.Map;
 import java.util.Set;
+import java.util.UUID;
 
 import javax.mail.internet.AddressException;
 import javax.mail.internet.InternetAddress;
 
 import org.apache.commons.lang.NullArgumentException;
+import org.gcube.portal.databook.shared.Attachment;
 import org.gcube.portal.databook.shared.Comment;
 import org.gcube.portal.databook.shared.Feed;
 import org.gcube.portal.databook.shared.FeedType;
@@ -83,6 +85,8 @@ public final class DBCassandraAstyanaxImpl implements DatabookStore {
 	public static final String HASHTAGGED_FEEDS = "HashtaggedFeeds"; // contains hashtags per type associated with vre and feed
 	public static final String VRE_INVITES = "VREInvites"; //contains the emails that were invited per VRE
 	public static final String EMAIL_INVITES = "EMAILInvites"; //contains the list of invitation per email	
+	public static final String ATTACHMENTS = "Attachments"; //contains the list of all the attachments in a feed
+	public static final String FEED_ATTACHMENTS = "FeedAttachments"; //contains the list of all the attachments for a given feed (dynamic CF)
 
 
 	private static ColumnFamily<String, String> cf_Connections = new ColumnFamily<String, String>(
@@ -162,7 +166,10 @@ public final class DBCassandraAstyanaxImpl implements DatabookStore {
 			StringSerializer.get(),   // Key Serializer
 			StringSerializer.get());  // Column Serializer
 
-
+	protected static ColumnFamily<String, String> cf_Attachments =	new ColumnFamily<String, String>(
+			ATTACHMENTS,  // Column Family Name
+			StringSerializer.get(),   // Key Serializer
+			StringSerializer.get());  // Column Serializer
 
 	/**
 	 * connection instance
@@ -331,7 +338,8 @@ public final class DBCassandraAstyanaxImpl implements DatabookStore {
 		.putColumn("LinkTitle", feed.getLinkTitle(), null)
 		.putColumn("LinkDescription", feed.getLinkDescription(), null)
 		.putColumn("LinkHost", feed.getLinkHost(), null)
-		.putColumn("IsApplicationFeed", feed.isApplicationFeed(), null);
+		.putColumn("IsApplicationFeed", feed.isApplicationFeed(), null)
+		.putColumn("multiFileUpload", feed.isMultiFileUpload(), null);
 		return m;
 	}
 	/**
@@ -353,6 +361,26 @@ public final class DBCassandraAstyanaxImpl implements DatabookStore {
 		}
 		return execute(m);
 	}
+	/**
+	 * {@inheritDoc}
+	 */
+	@Override
+	public boolean saveUserFeed(Feed feed, List<Attachment> attachments) {
+		if (attachments != null && !attachments.isEmpty())
+			feed.setMultiFileUpload(true);
+		boolean saveFeedResult = saveUserFeed(feed);
+		if (saveFeedResult) {
+			String feedKey = feed.getKey();
+			for (Attachment attachment : attachments) {
+				boolean attachSaveResult = saveAttachmentEntry(feedKey, attachment);
+				if (!attachSaveResult)
+					_log.warn("Some of the attachments failed to me saved: " + attachment.getName());
+			}
+			return true;
+		}
+		else return false;
+	}
+	
 	/**
 	 * {@inheritDoc}
 	 */
@@ -438,6 +466,7 @@ public final class DBCassandraAstyanaxImpl implements DatabookStore {
 			toReturn.setLinkDescription(columns.getColumnByName("LinkDescription").getStringValue());
 			toReturn.setLinkHost(columns.getColumnByName("LinkHost").getStringValue());
 			toReturn.setApplicationFeed(columns.getColumnByName("IsApplicationFeed").getBooleanValue());
+			toReturn.setMultiFileUpload(columns.getColumnByName("multiFileUpload").getBooleanValue());
 
 		} catch (ConnectionException e) {
 			e.printStackTrace();
@@ -1651,8 +1680,8 @@ public final class DBCassandraAstyanaxImpl implements DatabookStore {
 	 *
 	 */
 	/**
-	 * common part to save a feed
+	 * common part to save a invite
-	 * @param feed
+	 * @param invite
 	 * @return the partial mutation batch instance
 	 */
 	private MutationBatch initSaveInvite(Invite invite) {
@@ -1660,7 +1689,7 @@ public final class DBCassandraAstyanaxImpl implements DatabookStore {
 			throw new NullArgumentException("Invite instance is null");
 		// Inserting data
 		MutationBatch m = conn.getKeyspace().prepareMutationBatch();
-		//an entry in the feed CF
+		//an entry in the invite CF
 		m.withRow(cf_Invites, invite.getKey().toString())
 		.putColumn("SenderUserId", invite.getSenderUserId(), null)
 		.putColumn("Vreid", invite.getVreid(), null)
@@ -1837,6 +1866,31 @@ public final class DBCassandraAstyanaxImpl implements DatabookStore {
 	 ********************** 	Helper methods	***********************
 	 *
 	 */
+	/**
+	 * @param feedId the feedId to which the attachment is attached
+	 * @param toSave the instance to save
+	 * @return true if the attachemnt entry is saved in the Attachments CF
+	 */
+	private boolean saveAttachmentEntry(String feedId, Attachment toSave) {
+		// Inserting data
+		MutationBatch m = conn.getKeyspace().prepareMutationBatch();
+		//an entry in the Attachment CF
+		String attachmentID = UUID.randomUUID().toString();
+		m.withRow(cf_Attachments, attachmentID)
+		.putColumn("feedId", feedId, null)
+		.putColumn("uri", toSave.getUri(), null)
+		.putColumn("name", toSave.getName(), null)
+		.putColumn("description",toSave.getDescription(), null)
+		.putColumn("thumbnailURL",toSave.getThumbnailURL(), null);
+		try {
+			m.execute();			
+		} catch (ConnectionException e) {
+			e.printStackTrace();
+			return false;
+		}
+		return true;
+	}
+
 
 	/**
 	 * simply return an enum representing the privacy level

src/main/java/org/gcube/portal/databook/server/DatabookCassandraTest.java

@@ -1,9 +1,17 @@
 package org.gcube.portal.databook.server;
 
-import java.util.List;
+import static org.junit.Assert.*;
 
+import java.util.ArrayList;
+import java.util.Date;
+import java.util.List;
+import java.util.UUID;
+
+import org.gcube.portal.databook.shared.Attachment;
 import org.gcube.portal.databook.shared.Comment;
 import org.gcube.portal.databook.shared.Feed;
+import org.gcube.portal.databook.shared.FeedType;
+import org.gcube.portal.databook.shared.PrivacyLevel;
 import org.gcube.portal.databook.shared.ex.ColumnNameNotFoundException;
 import org.gcube.portal.databook.shared.ex.FeedIDNotFoundException;
 import org.gcube.portal.databook.shared.ex.FeedTypeNotFoundException;
@@ -12,6 +20,11 @@ import org.junit.AfterClass;
 import org.junit.BeforeClass;
 import org.junit.Test;
 
+import com.google.gwt.thirdparty.guava.common.collect.ImmutableMap;
+import com.netflix.astyanax.connectionpool.exceptions.ConnectionException;
+import com.netflix.astyanax.model.ColumnFamily;
+import com.netflix.astyanax.serializers.StringSerializer;
+
 public class DatabookCassandraTest {
 	private static DBCassandraAstyanaxImpl store;
 
@@ -26,60 +39,51 @@ public class DatabookCassandraTest {
 		System.out.println("End");
 	}
 
+	//	@Test
+	//	public void testFeedNumberPerUser() {
+	//		String userid = "massimiliano.assante";
+	//		
+	//		List<Feed> feeds = null;
+	//		int numComment = 0;
+	//		long init = System.currentTimeMillis();
+	//		try {
+	//			feeds = store.getAllFeedsByUser(userid);
+	//			
+	//			for (Feed feed : feeds) {
+	//				List<Comment> comments = store.getAllCommentByFeed(feed.getKey());
+	//				
+	//				
+	//				for (Comment comment : comments) {
+	//					 numComment ++;
+	//				}
+	//			}
+	//			
+	//		} catch (PrivacyLevelTypeNotFoundException | FeedTypeNotFoundException
+	//				| ColumnNameNotFoundException | FeedIDNotFoundException e) {
+	//			// TODO Auto-generated catch block
+	//			System.err.println(e.toString());
+	//		}
+	//		long end = System.currentTimeMillis();
+	//		System.err.println("retrieved " + feeds.size() + " and " + numComment + " in " + (end - init) + "ms");
+	//	}
+	
 	@Test
-	public void testFeedNumberPerUser() {
+	public void testAttachments() {
-		String userid = "massimiliano.assante";
+		Attachment a1 = new Attachment("www1", "gattino1", "description1", "http://cdn.tuttozampe.com/wp-content/uploads/2010/09/ipoglicemia-gatto.jpg");
-		
+		Attachment a2 = new Attachment("www2", "name2", "description2", "http://www.gcomegatto.it/wp-content/uploads/2015/01/09gatto.jpg");
-		List<Feed> feeds = null;
+		Attachment a3 = new Attachment("www3", "name3", "description3", "http://cdn.tuttozampe.com/wp-content/uploads/2010/09/ipoglicemia-gatto.jpg");
-		int numComment = 0;
+		List<Attachment> toPass = new ArrayList<Attachment>();
-		long init = System.currentTimeMillis();
+		toPass.add(a1);
-		try {
+		toPass.add(a2);
-			feeds = store.getAllFeedsByUser(userid);
-			
-			for (Feed feed : feeds) {
-				List<Comment> comments = store.getAllCommentByFeed(feed.getKey());
 	
 		
-				for (Comment comment : comments) {
+		Feed feed = new Feed(UUID.randomUUID().toString(), FeedType.TWEET, "massimiliano.assante", new Date(), "/gcube/devsec/devVRE", 
-					 numComment ++;
+				"http://www.gcomegatto.it/wp-content/uploads/2015/01/09gatto.jpg", "http://www.gcomegatto.it/wp-content/uploads/2015/01/09gatto.jpg", "This feed has attachments (gattini) ", PrivacyLevel.SINGLE_VRE, 
+				"Massimiliano Assante", "massimiliano.assante@isti.cnr.it", "http://cdn.tuttozampe.com/wp-content/uploads/2010/09/ipoglicemia-gatto.jpg", "Gattino", "linkDesc", "http://www.gcomegatto.it/wp-content/uploads/2015/01/09gatto.jpg", false);
+		feed.setMultiFileUpload(true);
+		assertTrue(store.saveUserFeed(feed, toPass));
+		
 	}
-			}
-			
-		} catch (PrivacyLevelTypeNotFoundException | FeedTypeNotFoundException
-				| ColumnNameNotFoundException | FeedIDNotFoundException e) {
-			// TODO Auto-generated catch block
-			System.err.println(e.toString());
-		}
-		long end = System.currentTimeMillis();
-		System.err.println("retrieved " + feeds.size() + " and " + numComment + " in " + (end - init) + "ms");
-	}
-	
-//	@Test
-//	public void testInvites()  {
-//		String controlCode = UUID.randomUUID().toString();
-//		String vreid = "/gcube/devsec/devVRE";
-//		String email = "ciccio@gmail.com";
-//		
-//		InviteStatus statusToLookfor = InviteStatus.ACCEPTED;
-//		
-//		Invite invite = new Invite(UUID.randomUUID().toString(), "andrea.rossi", vreid, email, controlCode, InviteStatus.PENDING, new Date(), "Andrea Rossi");
-//		try {
-//			InviteOperationResult result = store.saveInvite(invite);
-//			System.out.println(result);
-//			String inviteid = store.isExistingInvite(vreid, email);
-////			System.out.println(store.readInvite(inviteid));
-////			store.setInviteStatus(vreid, email, InviteStatus.ACCEPTED);
-////			System.out.println(store.readInvite(inviteid));
-//			System.out.println("Looking for all invites in " + vreid + " with status " + statusToLookfor);
-//			List<Invite> invites = store.getInvitedEmailsByVRE(vreid, statusToLookfor, InviteStatus.PENDING);
-//			for (Invite invite2 : invites) {
-//				System.out.println(invite2);
-//			}
-//		} catch (Exception e) {
-//			e.printStackTrace();
-//		}
-//
-//	}
 
 	//	@Test
 	//	public void testHashTag() {
@@ -116,13 +120,13 @@ public class DatabookCassandraTest {
 	//		
 	//	}
 
-
+	//
 	//		/**
 	//		 * use exclusively to add a new (Static) CF to a keyspace
 	//		 */
 	//		@Test
-	//	public void addInvitesStaticColumnFamilies() {
+	//		public void addAttachmentStaticColumnFamilies() {
-	//		ColumnFamily<String, String> CF_INVITES = ColumnFamily.newColumnFamily(DBCassandraAstyanaxImpl.INVITES, StringSerializer.get(), StringSerializer.get());
+	//			ColumnFamily<String, String> CF_INVITES = ColumnFamily.newColumnFamily(DBCassandraAstyanaxImpl.ATTACHMENTS, StringSerializer.get(), StringSerializer.get());
 	//	
 	//			try {
 	//				new CassandraClusterConnection(false).getKeyspace().createColumnFamily(CF_INVITES, ImmutableMap.<String, Object>builder()
@@ -134,7 +138,7 @@ public class DatabookCassandraTest {
 	//			} catch (ConnectionException e) {
 	//				e.printStackTrace();
 	//			}
-	//		System.out.println("addInvitesStaticColumnFamily END");
+	//			System.out.println("addStaticColumnFamily END");
 	//		}
 
 

src/main/java/org/gcube/portal/databook/server/DatabookStore.java

@@ -1,12 +1,11 @@
 package org.gcube.portal.databook.server;
 
-import java.util.Calendar;
 import java.util.List;
 import java.util.Map;
 
 import javax.mail.internet.AddressException;
 
-import org.apache.commons.lang.NullArgumentException;
+import org.gcube.portal.databook.shared.Attachment;
 import org.gcube.portal.databook.shared.Comment;
 import org.gcube.portal.databook.shared.Feed;
 import org.gcube.portal.databook.shared.Invite;
@@ -65,6 +64,11 @@ public interface DatabookStore {
 	 * @return true if everything went fine
 	 */
 	boolean saveUserFeed(Feed feed);
+	/**
+	 * save a Feed instance in the store having more than one attachment
+	 * @return true if everything went fine
+	 */
+	boolean saveUserFeed(Feed feed, List<Attachment> attachments);
 	/**
 	 * delete a Feed from the store
 	 * @throws FeedIDNotFoundException

src/main/java/org/gcube/portal/databook/shared/Attachment.java

@@ -0,0 +1,74 @@
+package org.gcube.portal.databook.shared;
+
+import java.io.Serializable;
+
+@SuppressWarnings("serial")
+public class Attachment implements Serializable {
+
+	private String uri;
+	private String name;
+	private String description;
+	private String thumbnailURL;
+		
+	/**
+	 * @param uri where you can download the file from
+	 * @param name the name of the attached file
+	 * @param description the description of the attached file
+	 * @param thumbnailURL the URL of the image representing the attached file
+	 */
+	
+	public Attachment(String uri, String name,
+			String description, String thumbnailURL) {
+		super();
+		this.uri = uri;
+		this.name = name;
+		this.description = description;
+		this.thumbnailURL = thumbnailURL;
+	}
+	
+	public String getUri() {
+		return uri;
+	}
+
+	public void setUri(String uri) {
+		this.uri = uri;
+	}
+
+
+	public String getName() {
+		return name;
+	}
+
+
+	public void setName(String name) {
+		this.name = name;
+	}
+
+
+	public String getDescription() {
+		return description;
+	}
+
+
+	public void setDescription(String description) {
+		this.description = description;
+	}
+
+
+	public String getThumbnailURL() {
+		return thumbnailURL;
+	}
+
+
+	public void setThumbnailURL(String thumbnailURL) {
+		this.thumbnailURL = thumbnailURL;
+	}
+
+	@Override
+	public String toString() {
+		return "Attachment [uri=" + uri + ", name=" + name + ", description="
+				+ description + ", thumbnailURL=" + thumbnailURL + "]";
+	}
+
+	
+}

src/main/java/org/gcube/portal/databook/shared/Feed.java

@@ -29,6 +29,10 @@ public class Feed implements Serializable, Comparable<Feed> {
 	private String linkDescription;
 	private String linkHost;
 	boolean applicationFeed;
+	/**
+	 * this boolean indicates that the attachments to the post are > 1
+	 */
+	boolean multiFileUpload;
 	/**
 	 * default constructor
 	 */
@@ -123,7 +127,7 @@ public class Feed implements Serializable, Comparable<Feed> {
 	public Feed(String key, FeedType type, String entityId, Date time,
 			String vreid, String uri, String uriThumbnail, String description, PrivacyLevel privacy,
 			String fullName, String email, String thumbnailURL, String commentsNo,
-			String likesNo, String linkTitle, String linkDescription, String linkHost, boolean applicationFeed) {
+			String likesNo, String linkTitle, String linkDescription, String linkHost, boolean applicationFeed, boolean multiFileUpload) {
 		super();
 		this.key = key;
 		this.type = type;
@@ -143,6 +147,7 @@ public class Feed implements Serializable, Comparable<Feed> {
 		this.linkTitle = linkTitle;
 		this.linkHost = linkHost;
 		this.applicationFeed = applicationFeed;
+		this.multiFileUpload = multiFileUpload;
 	}
 	/**
 	 * 
@@ -293,6 +298,12 @@ public class Feed implements Serializable, Comparable<Feed> {
 	public void setApplicationFeed(boolean applicationFeed) {
 		this.applicationFeed = applicationFeed;
 	}
+	public boolean isMultiFileUpload() {
+		return multiFileUpload;
+	}
+	public void setMultiFileUpload(boolean multiFileUpload) {
+		this.multiFileUpload = multiFileUpload;
+	}
 	@Override
 	public String toString() {
 		return "Feed [key=" + key + ", type=" + type + ", entityId=" + entityId
@@ -302,6 +313,9 @@ public class Feed implements Serializable, Comparable<Feed> {
 				+ fullName + ", email=" + email + ", thumbnailURL="
 				+ thumbnailURL + ", commentsNo=" + commentsNo + ", likesNo="
 				+ likesNo + ", linkTitle=" + linkTitle + ", linkDescription="
-				+ linkDescription + ", linkHost=" + linkHost + "]";
+				+ linkDescription + ", linkHost=" + linkHost
+				+ ", applicationFeed=" + applicationFeed
+				+ ", multiFileUpload=" + multiFileUpload + "]";
 	}
+
 }