ready to beta testing

git-svn-id: https://svn.research-infrastructures.eu/d4science/gcube/trunk/portlets/user/share-updates@90781 82a268e6-3cf1-43bd-a215-b396298e98cf

.classpath

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <classpath>
-	<classpathentry kind="src" output="target/share-updates-1.1.1-SNAPSHOT/WEB-INF/classes" path="src/main/java">
+	<classpathentry kind="src" output="target/share-updates-1.1.2-SNAPSHOT/WEB-INF/classes" path="src/main/java">
 		<attributes>
 			<attribute name="optional" value="true"/>
 			<attribute name="maven.pomderived" value="true"/>
@@ -31,5 +31,5 @@
 			<attribute name="maven.pomderived" value="true"/>
 		</attributes>
 	</classpathentry>
-	<classpathentry kind="output" path="target/share-updates-1.1.1-SNAPSHOT/WEB-INF/classes"/>
+	<classpathentry kind="output" path="target/share-updates-1.1.2-SNAPSHOT/WEB-INF/classes"/>
 </classpath>

.settings/com.google.gdt.eclipse.core.prefs

@@ -1,5 +1,5 @@
 eclipse.preferences.version=1
 jarsExcludedFromWebInfLib=
-lastWarOutDir=/Users/massi/Documents/workspace/share-updates/target/share-updates-1.1.1-SNAPSHOT
+lastWarOutDir=/Users/massi/Documents/workspace/share-updates/target/share-updates-1.1.2-SNAPSHOT
 warSrcDir=src/main/webapp
 warSrcDirIsOutput=false

.settings/org.eclipse.wst.common.component

@@ -4,9 +4,6 @@
     <wb-resource deploy-path="/" source-path="/src/main/webapp" tag="defaultRootSource"/>
     <wb-resource deploy-path="/WEB-INF/classes" source-path="/src/main/java"/>
         <wb-resource deploy-path="/WEB-INF/classes" source-path="/target/generated-sources/gwt"/>
-        <dependent-module archiveName="fileupload-progress-bar-1.0.0-SNAPSHOT.jar" deploy-path="/WEB-INF/lib" handle="module:/resource/fileupload-progress-bar/fileupload-progress-bar">
-            <dependency-type>uses</dependency-type>
-        </dependent-module>
     <property name="java-output-path" value="/${module}/target/www/WEB-INF/classes"/>
         <property name="context-root" value="share-updates"/>
   </wb-module>

pom.xml

@@ -118,11 +118,9 @@
 			<version>1.4</version>
 		</dependency>
 		<dependency>
-			<groupId>org.imgscalr</groupId>
+			<groupId>net.coobird</groupId>
-			<artifactId>imgscalr-lib</artifactId>
+			<artifactId>thumbnailator</artifactId>
-			<version>4.2</version>
+			<version>[0.4, 0.5)</version>
-			<type>jar</type>
-			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>commons-fileupload</groupId>
@@ -140,6 +138,11 @@
 			<groupId>org.gcube.common</groupId>
 			<artifactId>home-library</artifactId>
 			<scope>provided</scope>
+		</dependency>
+			<dependency>
+			<groupId>org.gcube.common</groupId>
+			<artifactId>home-library-jcr</artifactId>
+			<scope>provided</scope>
 		</dependency>
 		<dependency>
 			<groupId>org.gcube.portal</groupId>

src/main/java/org/gcube/portlets/user/shareupdates/client/ShareUpdateService.java

@@ -17,7 +17,8 @@ import com.google.gwt.user.client.rpc.RemoteServiceRelativePath;
  */
 @RemoteServiceRelativePath("shareupdateServlet")
 public interface ShareUpdateService extends RemoteService {
-	ClientFeed share(String feedText, FeedType type, PrivacyLevel pLevel, String vreName, String linkTitle, String linkDesc, String url, String urlThumbnail, String host,  ArrayList<String> mentionedUsers);
+	ClientFeed share(String feedText, FeedType type, PrivacyLevel pLevel, String vreName, LinkPreview preview, String urlThumbnail, ArrayList<String> mentionedUsers, String fileName, String FilePathOnServer);
+	
 	
 	UserSettings getUserSettings();
 	

src/main/java/org/gcube/portlets/user/shareupdates/client/ShareUpdateServiceAsync.java

@@ -16,9 +16,9 @@ import com.google.gwt.user.client.rpc.AsyncCallback;
  */
 public interface ShareUpdateServiceAsync {
 	void share(String feedText, FeedType type, PrivacyLevel pLevel,
-			String vreName, String linkTitle, String linkDesc, String url,
+			String vreName, LinkPreview preview, String urlThumbnail,
-			String urlThumbnail, String host, ArrayList<String> mentionedUsers,
+			ArrayList<String> mentionedUsers, String fileName,
-			AsyncCallback<ClientFeed> callback);
+			String FilePathOnServer, AsyncCallback<ClientFeed> callback);
 
 	void checkLink(String linkToCheck, AsyncCallback<LinkPreview> callback);
 

src/main/java/org/gcube/portlets/user/shareupdates/client/view/LinkPreviewer.java

@@ -59,7 +59,7 @@ public class LinkPreviewer extends Composite {
 		if (isFilePreview) {
 			saveCopy = new SaveInWorkspaceBox();
 			uploadInWS.add(saveCopy);
-		}
+		} 
 	}
 
 	
@@ -99,4 +99,10 @@ public class LinkPreviewer extends Composite {
 	public String getUrlThumbnail() {
 		return switcher.getSelectedImageURL();
 	}
+	protected boolean isSharingFile() {
+		return (saveCopy != null);
+	}
+	protected boolean isSaveCopySelected() {
+		return isSharingFile() ? saveCopy.getValue() : false;		
+	}
 }

src/main/java/org/gcube/portlets/user/shareupdates/client/view/SaveInWorkspaceBox.java

@@ -1,16 +1,10 @@
 package org.gcube.portlets.user.shareupdates.client.view;
 
 import com.google.gwt.core.client.GWT;
-import com.google.gwt.dom.client.Style.Unit;
-import com.google.gwt.event.dom.client.ClickEvent;
 import com.google.gwt.uibinder.client.UiBinder;
 import com.google.gwt.uibinder.client.UiField;
-import com.google.gwt.uibinder.client.UiHandler;
-import com.google.gwt.user.client.Window;
-import com.google.gwt.user.client.ui.Button;
 import com.google.gwt.user.client.ui.CheckBox;
 import com.google.gwt.user.client.ui.Composite;
-import com.google.gwt.user.client.ui.HasText;
 import com.google.gwt.user.client.ui.Widget;
 
 public class SaveInWorkspaceBox extends Composite {
@@ -33,6 +27,8 @@ public class SaveInWorkspaceBox extends Composite {
 		initWidget(uiBinder.createAndBindUi(this));		
 	}
 
-	
+	protected boolean getValue() {
+		return saveCheckBox.getValue();
+	}
 
 }

src/main/java/org/gcube/portlets/user/shareupdates/client/view/ShareUpdateForm.java

@@ -56,12 +56,19 @@ public class ShareUpdateForm extends Composite {
 	final PageBusAdapter pageBusAdapter = new PageBusAdapter();
 	protected final static String SHARE_UPDATE_TEXT = "Share an update or paste a link, use “@” to mention someone";
 	protected final static String ERROR_UPDATE_TEXT = "Looks like empty to me!";
+	public final static String NO_TEXT_FILE_SHARE = "_N0_73X7_SH4R3_";
 	private final static String LISTBOX_LEVEL = " - ";
 
 	public static final String loading = GWT.getModuleBaseURL() + "../images/avatarLoader.gif";
 	public static final String avatar_default = GWT.getModuleBaseURL() + "../images/Avatar_default.png";
 	public static final String attach = GWT.getModuleBaseURL() + "../images/attach.png";
 
+	/**
+	 * needed to know where to find the (possible) uploaded file 
+	 */
+	private String uploadedFilePathOnServer;
+	private String uploadedFileNameOnServer;
+	
 	private HandlerManager eventBus = new HandlerManager(null);
 
 	private static ShareUpdateFormUiBinder uiBinder = GWT
@@ -97,7 +104,8 @@ public class ShareUpdateForm extends Composite {
 
 	@UiField ListBox privacyLevel = new ListBox(false);
 
-	UserInfo myUserInfo;
+	private UserInfo myUserInfo;
+
 
 	private void bind() {
 		/**
@@ -208,13 +216,18 @@ public class ShareUpdateForm extends Composite {
 				}
 				myUserInfo = result.getUserInfo();
 				String toShare = shareTextArea.getText().trim();
+				
+				//We allow to post a file without writing nothing in the sharing textarea
+				if (myLinkPreviewer != null && myLinkPreviewer.isSharingFile() && (toShare.equals(SHARE_UPDATE_TEXT) || toShare.equals(ERROR_UPDATE_TEXT) || toShare.equals("")) ) {
+					toShare = NO_TEXT_FILE_SHARE;
+				}
 				if (toShare.equals(SHARE_UPDATE_TEXT) || toShare.equals(ERROR_UPDATE_TEXT) || toShare.equals("")) {
 					shareTextArea.addStyleName("error");
 					shareTextArea.setText(ERROR_UPDATE_TEXT);
 					return;
 				}
-				//then you can post, but pass html
+				//then you can post but you have to pass html checks now
-				String toPost = shareTextArea.getText();
+				String toPost = toShare;
 				postTweet(toPost, shareTextArea.getMentionedUsers());
 			}
 		});
@@ -239,21 +252,22 @@ public class ShareUpdateForm extends Composite {
 		if (getPrivacyLevel() == PrivacyLevel.SINGLE_VRE) {
 			vreId = privacyLevel.getValue(privacyLevel.getSelectedIndex());  
 		}
-
+		//preparing to send stuff
-		String linkTitle = "";
+		String linkTitle = "", linkDescription = "" , linkUrl = "", linkUrlThumbnail = "", linkHost = "", fileName = null, filePath = null;
-		String linkDescription = "";
-		String linkUrl = "";
-		String linkUrlThumbnail = "";
-		String linkHost = "";
-
 		if (myLinkPreviewer != null) {
 			linkTitle = myLinkPreviewer.getLinkTitle();
 			linkDescription = myLinkPreviewer.getLinkDescription();
 			linkUrl = myLinkPreviewer.getUrl();
 			linkUrlThumbnail = myLinkPreviewer.getUrlThumbnail();
-			linkHost = myLinkPreviewer.getHost();			
+			linkHost = myLinkPreviewer.getHost();
+			if (myLinkPreviewer.isSaveCopySelected()) {
+				fileName = uploadedFileNameOnServer;
+				filePath = uploadedFilePathOnServer;
+			}
 		}
-		shareupdateService.share(toShare, FeedType.TWEET, getPrivacyLevel(), vreId, linkTitle, linkDescription, linkUrl, linkUrlThumbnail, linkHost,  mentionedUsers, new AsyncCallback<ClientFeed>() {
+		LinkPreview preview2Share = new LinkPreview(linkTitle, linkDescription, linkUrl, linkHost, null);
+		
+		shareupdateService.share(toShare, FeedType.TWEET, getPrivacyLevel(), vreId, preview2Share, linkUrlThumbnail, mentionedUsers, fileName, filePath, new AsyncCallback<ClientFeed>() {
 			public void onFailure(Throwable caught) {
 				submitButton.setEnabled(true);
 				shareTextArea.setEnabled(true);	
@@ -353,7 +367,7 @@ public class ShareUpdateForm extends Composite {
 	 * @param fileName the name of the file
 	 * @param absolutePathOnServer the path of the file ending with its name on the server temp
 	 */
-	protected void checkFile(String fileName, String absolutePathOnServer) {
+	protected void checkFile(final String fileName, final String absolutePathOnServer) {		
 		preview.add(new LinkLoader());
 		shareupdateService.checkUploadedFile(fileName, absolutePathOnServer, new AsyncCallback<LinkPreview>() {
 			public void onFailure(Throwable caught) {
@@ -362,12 +376,14 @@ public class ShareUpdateForm extends Composite {
 				attachButton.getElement().getStyle().setVisibility(Visibility.VISIBLE); //beacuse otherwise it looses the other properties setting
 			}
 
-			public void onSuccess(LinkPreview result) {
+			public void onSuccess(LinkPreview result) {			
 				preview.clear();
 				uploadProgress.setVisible(false);
 				if (result != null) 
 					addPreview(result, true);	
 				attachButton.getElement().getStyle().setVisibility(Visibility.HIDDEN); //beacuse otherwise it looses the other properties setting
+				uploadedFilePathOnServer = absolutePathOnServer;
+				uploadedFileNameOnServer = fileName;
 			}
 		});
 	}

src/main/java/org/gcube/portlets/user/shareupdates/server/FilePreviewer.java

@@ -1,5 +1,6 @@
 package org.gcube.portlets.user.shareupdates.server;
 
+import java.awt.Dimension;
 import java.awt.Graphics2D;
 import java.awt.Image;
 import java.awt.Rectangle;
@@ -13,17 +14,20 @@ import java.nio.ByteBuffer;
 import java.nio.channels.FileChannel;
 import java.util.ArrayList;
 import java.util.Arrays;
-import java.util.Collections;
+import java.util.Iterator;
 
 import javax.imageio.ImageIO;
+import javax.imageio.ImageReader;
+import javax.imageio.stream.FileImageInputStream;
+import javax.imageio.stream.ImageInputStream;
+
+import net.coobird.thumbnailator.Thumbnails;
 
 import org.apache.pdfbox.pdmodel.PDDocument;
 import org.apache.pdfbox.util.PDFTextStripper;
 import org.gcube.applicationsupportlayer.social.storage.FTPManager;
 import org.gcube.portal.databook.shared.ImageType;
 import org.gcube.portlets.user.shareupdates.shared.LinkPreview;
-import org.imgscalr.Scalr;
-import org.imgscalr.Scalr.Method;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -129,24 +133,24 @@ public class FilePreviewer {
 	 */
 	protected static LinkPreview getImagePreview(String fileName, String path2Image, String httpUrl, String mimeType) throws Exception {
 		ArrayList<String> imagesUrl = new ArrayList<String>();
+
+		Dimension dim = extractDimension(path2Image);
 		//description
-		String desc = "";
+		String desc = ((int) dim.getWidth()) + "x" + ((int) dim.getHeight()) + " pixels";
-		BufferedImage img = ImageIO.read(new File(path2Image)); // load image
+
-		BufferedImage thumbnail = Scalr.resize(img, Method.QUALITY, 80, Scalr.OP_ANTIALIAS);
 		ByteArrayOutputStream out = new ByteArrayOutputStream();
-		boolean result = ImageIO.write(thumbnail, "JPG", out);
-		if (result) {
-			String httpLink = getFTPManager().uploadImageOnFTPServer(new ByteArrayInputStream(out.toByteArray()), ImageType.JPG);
-			_log.debug("Image thumbnail available at: " + httpLink);
-			imagesUrl.add(httpLink);
-			return new LinkPreview(fileName, desc, httpUrl, mimeType, imagesUrl);
-		}
-		else
-			throw new IOException("Could not process pdf file");
 
+		Thumbnails.of(path2Image)
+		.width(80)
+		.outputFormat("jpg")
+		.toOutputStream(out);
 
+		String httpLink = getFTPManager().uploadImageOnFTPServer(new ByteArrayInputStream(out.toByteArray()), ImageType.JPG);
+		_log.debug("\nFlushed, Image thumbnail available at: " + httpLink);
+		imagesUrl.add(httpLink);
+		return new LinkPreview(fileName, desc, httpUrl, mimeType, imagesUrl);
 	}
-
+	
 	/**
 	 * 
 	 * @param fileName thename of the file
@@ -196,5 +200,30 @@ public class FilePreviewer {
 		doc.close();
 		return toReturn;
 	}
+	/**
+	 * extract the dimension in pixels without reading the whole file 
+	 * @param path2Image
+	 * @return
+	 * @throws IOException
+	 */
+	private static Dimension extractDimension(String path2Image) throws IOException {
+		ImageInputStream in = ImageIO.createImageInputStream(new File(path2Image));
+		try {
+			final Iterator<ImageReader> readers = ImageIO.getImageReaders(in);
+			if (readers.hasNext()) {
+				ImageReader reader = readers.next();
+				try {
+					reader.setInput(in);
+					return new Dimension(reader.getWidth(0), reader.getHeight(0));
+				} finally {
+					reader.dispose();
+				}
+			}
+		} finally {
+			if (in != null) in.close();
+		}
+		return null;
+	}
+
 
 }

src/main/java/org/gcube/portlets/user/shareupdates/server/ShareUpdateServiceImpl.java

@@ -1,16 +1,12 @@
 package org.gcube.portlets.user.shareupdates.server;
 
-import java.io.ByteArrayInputStream;
 import java.io.File;
-import java.io.FileNotFoundException;
 import java.io.IOException;
 import java.io.InputStream;
 import java.net.HttpURLConnection;
 import java.net.MalformedURLException;
 import java.net.URL;
 import java.net.URLConnection;
-import java.nio.file.Path;
-import java.nio.file.Paths;
 import java.util.ArrayList;
 import java.util.Date;
 import java.util.HashMap;
@@ -28,9 +24,6 @@ import org.apache.tika.detect.Detector;
 import org.apache.tika.io.TikaInputStream;
 import org.apache.tika.metadata.Metadata;
 import org.apache.tika.mime.MediaType;
-import org.apache.tika.parser.AutoDetectParser;
-import org.apache.tika.parser.Parser;
-import org.apache.tika.sax.BodyContentHandler;
 import org.gcube.application.framework.core.session.ASLSession;
 import org.gcube.application.framework.core.session.SessionManager;
 import org.gcube.applicationsupportlayer.social.ApplicationNotificationsManager;
@@ -41,7 +34,6 @@ import org.gcube.common.homelibrary.home.exceptions.HomeNotFoundException;
 import org.gcube.common.homelibrary.home.exceptions.InternalErrorException;
 import org.gcube.common.homelibrary.home.workspace.Workspace;
 import org.gcube.common.homelibrary.home.workspace.exceptions.WorkspaceFolderNotFoundException;
-import org.gcube.common.homelibrary.util.MimeTypeUtil;
 import org.gcube.common.portal.PortalContext;
 import org.gcube.common.scope.api.ScopeProvider;
 import org.gcube.common.scope.impl.ScopeBean;
@@ -62,6 +54,7 @@ import org.gcube.portal.databook.shared.PrivacyLevel;
 import org.gcube.portal.databook.shared.UserInfo;
 import org.gcube.portal.databook.shared.ex.FeedIDNotFoundException;
 import org.gcube.portlets.user.shareupdates.client.ShareUpdateService;
+import org.gcube.portlets.user.shareupdates.client.view.ShareUpdateForm;
 import org.gcube.portlets.user.shareupdates.server.metaseeker.MetaSeeker;
 import org.gcube.portlets.user.shareupdates.server.opengraph.OpenGraph;
 import org.gcube.portlets.user.shareupdates.shared.LinkPreview;
@@ -79,7 +72,6 @@ import org.slf4j.LoggerFactory;
 import org.w3c.dom.Document;
 import org.w3c.dom.NodeList;
 import org.w3c.tidy.Tidy;
-import org.xml.sax.ContentHandler;
 
 import com.google.gwt.user.server.rpc.RemoteServiceServlet;
 import com.liferay.portal.kernel.exception.PortalException;
@@ -156,7 +148,7 @@ public class ShareUpdateServiceImpl extends RemoteServiceServlet implements	Shar
 	 * 
 	 */
 	public ClientFeed share(String postText, FeedType feedType,	PrivacyLevel pLevel, 
-			String vreId, String linkTitle, String linkDesc, String url, String urlThumbnail, String host, ArrayList<String> mentionedUserFullNames) {
+			String vreId, LinkPreview preview, String urlThumbnail, ArrayList<String> mentionedUserFullNames,String fileName, String filePathOnServer) {
 
 		String escapedFeedText = escapeHtml(postText);
 
@@ -183,11 +175,27 @@ public class ShareUpdateServiceImpl extends RemoteServiceServlet implements	Shar
 				e.printStackTrace();
 			}
 		}
+		
+		String linkTitle = preview.getTitle();
+		String linkDesc = preview.getDescription();
+		String host = preview.getHost();
+		String url = preview.getUrl();
+		
 		Date feedDate = new Date();
+		//this means the user has shared a file without text in it.
+		String textToPost = "";
+		if (escapedFeedText.compareTo(ShareUpdateForm.NO_TEXT_FILE_SHARE) == 0) {
+			textToPost = convertFileNameAnchorHTML(url);
+		} else {
+			textToPost = transformUrls(escapedFeedText);
+		}
+			
+		
 		Feed toShare = new Feed(UUID.randomUUID().toString(), feedType, username, feedDate,
-				"", url, urlThumbnail, transformUrls(escapedFeedText), pLevel, fullName, email, thumbnailURL, linkTitle, linkDesc, host);
+				"", url, urlThumbnail, textToPost, pLevel, fullName, email, thumbnailURL, linkTitle, linkDesc, host);
 
 		_log.trace("Attempting to save Feed with text: " + escapedFeedText + " Level: " + pLevel);
+
 		boolean result = store.saveUserFeed(toShare);
 
 		//need to put the feed into VRES Timeline too
@@ -207,7 +215,7 @@ public class ShareUpdateServiceImpl extends RemoteServiceServlet implements	Shar
 		} //share on a single VRE Timeline
 		//receives a VreId(groupId) get the scope from the groupId
 		else if (pLevel == PrivacyLevel.SINGLE_VRE && vreId != null && vreId.compareTo("") != 0) {
-			String vreScope = getScopeByOrganizationId(vreId);
+			String vreScope = (withinPortal) ? getScopeByOrganizationId(vreId) : "/gcube/devsec/devVRE";
 			_log.trace("Attempting to write onto " + vreScope);
 			try {
 				store.saveFeedToVRETimeline(toShare.getKey(), vreScope);
@@ -230,6 +238,14 @@ public class ShareUpdateServiceImpl extends RemoteServiceServlet implements	Shar
 			Thread thread = new Thread(new MentionNotificationsThread(toShare.getKey(), escapedFeedText, nm, mentionedUsers));
 			thread.start();
 		}
+		
+		//it means I also should upload a copy on the user's Workspace root folder
+		if (fileName != null && filePathOnServer != null) {
+			//The workspace uploader Thread starts here asyncronously
+			Thread thread = new Thread(new UploadToWorkspaceThread(username, fileName, filePathOnServer));
+			thread.start();
+
+		}
 
 		return cf;	
 
@@ -269,7 +285,7 @@ public class ShareUpdateServiceImpl extends RemoteServiceServlet implements	Shar
 	 * @param feedText
 	 * @return the text with the clickable url in it
 	 */
-	public String transformUrls(String feedText) {
+	private String transformUrls(String feedText) {
 		StringBuilder sb = new StringBuilder();
 		// separate input by spaces ( URLs have no spaces )
 		String [] parts = feedText.split("\\s");
@@ -293,9 +309,19 @@ public class ShareUpdateServiceImpl extends RemoteServiceServlet implements	Shar
 			}
 		}
 		return sb.toString();
-
 	}
-
+	/**
+	 * 
+	 * @param preview
+	 * @return
+	 */
+	private String convertFileNameAnchorHTML(String url) {
+		StringBuilder sb = new StringBuilder();
+		sb.append("<span style=\"color:gray; font-size:12px;\">shared </span><a class=\"link\" href=\"").append(url).append("\" target=\"_blank\">").append("a file.").append("</a> ").toString();
+		return sb.toString();
+	}
+	
+	@Override
 	public UserSettings getUserSettings() {
 		if (getUserSettingsFromSession() != null)
 			return getUserSettingsFromSession();
@@ -373,13 +399,13 @@ public class ShareUpdateServiceImpl extends RemoteServiceServlet implements	Shar
 				break;
 			case "application/vnd.openxmlformats-officedocument.wordprocessingml.document":
 				mimeType = "application/wordprocessor";
-				break;
+				return FilePreviewer.getUnhandledTypePreview(fileName, fileabsolutePathOnServer, httpURL, mimeType);
 			case "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet":
 				mimeType = "application/spreadsheet";
-				break;				
+				return FilePreviewer.getUnhandledTypePreview(fileName, fileabsolutePathOnServer, httpURL, mimeType);			
 			case "application/vnd.openxmlformats-officedocument.presentationml.presentation":
 				mimeType = "application/presentation";
-				break;
+				return FilePreviewer.getUnhandledTypePreview(fileName, fileabsolutePathOnServer, httpURL, mimeType);
 			case "image/png":
 			case "image/gif":
 			case "image/tiff":
@@ -413,7 +439,7 @@ public class ShareUpdateServiceImpl extends RemoteServiceServlet implements	Shar
 	 * @throws MagicMatchNotFoundException
 	 * @throws MagicException
 	 */
-	private String getMimeType(File file, String filenameWithExtension) throws IOException {
+	protected static String getMimeType(File file, String filenameWithExtension) throws IOException {
 		TikaConfig config = TikaConfig.getDefaultConfig();
 		 Detector detector = config.getDetector();
 		 TikaInputStream stream = TikaInputStream.get(file);

src/main/java/org/gcube/portlets/user/shareupdates/server/UploadToWorkspaceThread.java

@@ -0,0 +1,77 @@
+package org.gcube.portlets.user.shareupdates.server;
+
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.InputStream;
+import java.util.Date;
+
+import org.gcube.common.homelibrary.home.HomeLibrary;
+import org.gcube.common.homelibrary.home.workspace.Workspace;
+import org.gcube.common.homelibrary.home.workspace.exceptions.ItemAlreadyExistException;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * 
+ * @author Massimiliano Assante ISTI-CNR
+ *
+ */
+public class UploadToWorkspaceThread implements Runnable {
+	private static Logger _log = LoggerFactory.getLogger(UploadToWorkspaceThread.class);
+	/**
+	 * the identifier of the workspace you are putting
+	 */
+	private String username;
+	/**
+	 * the name of the file you are putting
+	 */
+	private String fileName;
+	/**
+	 * the path (with name) of the file you are putting
+	 */
+	private String fileabsolutePathOnServer;
+
+	/**
+	 * 
+	 * @param sClient the instance of the storage client
+	 * @param fileToUpload the absolute path of the file
+	 */
+	public UploadToWorkspaceThread(String username, String fileName, String fileabsolutePathOnServer) {
+		super();
+		this.username = username;
+		this.fileName = fileName;
+		this.fileabsolutePathOnServer = fileabsolutePathOnServer;
+	}
+
+	@Override
+	public void run() {
+		try {
+			Workspace ws = HomeLibrary
+					.getHomeManagerFactory()
+					.getHomeManager()
+					.getHome(username).getWorkspace();
+
+			File file = new File(fileabsolutePathOnServer);
+			String mimeType = ShareUpdateServiceImpl.getMimeType(file, fileName);
+			InputStream fileData = new FileInputStream(file);
+			String theId = "";
+			try {
+				theId = ws.createExternalFile(fileName ,"File added automatically by Share Updates" , mimeType ,fileData, ws.getRoot().getId()).getId();
+			}
+			catch (ItemAlreadyExistException ex) {			
+				_log.warn("fileName " + fileName + " exists, appending timestamp");
+				 theId = ws.createExternalFile(fileName+" ("+ new Date()+")" ,"File added automatically by Share Updates" , mimeType ,fileData, ws.getRoot().getId()).getId();
+			} finally {
+				fileData.close();
+			}
+			fileData.close();
+			_log.debug("Uploaded " + fileName + " - Returned Workspace id=" + theId);
+		}
+
+		catch (Exception e) {			
+			e.printStackTrace();
+			_log.error("Something wrong while uploading " + fileName + " in Workspace " + e.getMessage());
+		}
+	}
+
+}