Implemented improvement #19695#note-4

src/main/java/org/gcube/portlets/user/workspace/client/AppControllerExplorer.java

@@ -208,6 +208,8 @@ public class AppControllerExplorer implements EventHandler, TreeAppControllerInt
 	private WsTaskExecutorWidget taskExecutor = new WsTaskExecutorWidget();
 
 	public static final int delayTime = 3000;
+	
+	public static Map<String, List<String>> mapOfAllowedMimeTypesForPreview = null;
 
 	/**
 	 * Instantiates a new app controller explorer.
@@ -2130,7 +2132,7 @@ public class AppControllerExplorer implements EventHandler, TreeAppControllerInt
 					sub.loadFolder(loadFolderEvent.getTargetFolder());
 				} else if (event instanceof GetInfoEvent) {
 					GetInfoEvent getInfoEvent = (GetInfoEvent) event;
-					sub.showDetails(getInfoEvent.getSourceFile());
+					sub.showDetails(getInfoEvent.getSourceFile(), mapOfAllowedMimeTypesForPreview);
 				}
 			}
 
@@ -2326,6 +2328,7 @@ public class AppControllerExplorer implements EventHandler, TreeAppControllerInt
 		this.explorerPanel = new ExplorerPanel(true, true);
 		loadMyLogin();
 		loadMyFirstName();
+		loadAllowedMimeTypesForPreview();
 		return this.explorerPanel;
 	}
 
@@ -2347,9 +2350,12 @@ public class AppControllerExplorer implements EventHandler, TreeAppControllerInt
 		this.selectRootItem = selectRootItem;
 		loadMyLogin();
 		loadMyFirstName();
+		loadAllowedMimeTypesForPreview();
 		return this.explorerPanel;
 	}
 
+
+
 	/**
 	 * Edi permissions.
 	 *
@@ -2633,6 +2639,22 @@ public class AppControllerExplorer implements EventHandler, TreeAppControllerInt
 			}
 		});
 	}
+	
+	private void loadAllowedMimeTypesForPreview() {
+		
+		rpcWorkspaceService.getAllowedMimetypesForPreview(new AsyncCallback<Map<String,List<String>>>() {
+
+			@Override
+			public void onFailure(Throwable caught) {
+			}
+
+			@Override
+			public void onSuccess(Map<String, List<String>> result) {
+				
+				mapOfAllowedMimeTypesForPreview = result;
+			}
+		});
+	}
 
 	/**
 	 * Load my first name.

src/main/java/org/gcube/portlets/user/workspace/client/interfaces/SubscriberInterface.java

@@ -2,6 +2,7 @@ package org.gcube.portlets.user.workspace.client.interfaces;
 
 import java.util.ArrayList;
 import java.util.List;
+import java.util.Map;
 
 import org.gcube.portlets.user.workspace.client.ConstantsExplorer.ViewSwitchType;
 import org.gcube.portlets.user.workspace.client.ConstantsExplorer.WS_UPLOAD_TYPE;
@@ -204,8 +205,9 @@ public interface SubscriberInterface {
 	 * Show details.
 	 *
 	 * @param fileModel the file model
+	 * @param mapAllowedMimeTypesForPreview the map allowed mime types for preview
 	 */
-	void showDetails(FileModel fileModel);
+	void showDetails(FileModel fileModel, Map<String,List<String>> mapAllowedMimeTypesForPreview);
 
 
 }

src/main/java/org/gcube/portlets/user/workspace/client/resources/Icons.java

@@ -418,7 +418,7 @@ public interface Icons extends ClientBundle {
 	@Source("icons/sync-icon-synched.png")
 	ImageResource syncIconSynched();
 	
-	@Source("icons/preview-not-available.png")
+	@Source("icons/no-preview-available.png")
 	ImageResource previewNotAvailable();
 
 }

src/main/java/org/gcube/portlets/user/workspace/client/rpc/GWTWorkspaceService.java

@@ -688,4 +688,11 @@ public interface GWTWorkspaceService extends RemoteService {
 	 */
 	String updateDescriptionForItem(String itemId, String newDescription) throws Exception;
 
+	/**
+	 * Gets the allowed mimetypes for preview.
+	 *
+	 * @return the allowed mimetypes for preview
+	 */
+	Map<String, List<String>> getAllowedMimetypesForPreview();
+
 }

src/main/java/org/gcube/portlets/user/workspace/client/rpc/GWTWorkspaceServiceAsync.java

@@ -622,5 +622,14 @@ public interface GWTWorkspaceServiceAsync {
 	 * @param callback the callback
 	 */
 	void updateDescriptionForItem(String itemId, String newDescription, AsyncCallback<String> callback);
+	
+	
+	
+	/**
+	 * Gets the allowed mimetypes for preview.
+	 *
+	 * @return the allowed mimetypes for preview
+	 */
+	void getAllowedMimetypesForPreview(AsyncCallback<Map<String, List<String>>> callback);
 
 }

src/main/java/org/gcube/portlets/user/workspace/client/view/windows/DialogGetInfoBootstrap.java

@@ -12,7 +12,6 @@ import org.gcube.portlets.user.workspace.client.event.FileDownloadEvent.Download
 import org.gcube.portlets.user.workspace.client.interfaces.GXTFolderItemTypeEnum;
 import org.gcube.portlets.user.workspace.client.model.FileGridModel;
 import org.gcube.portlets.user.workspace.client.model.FileModel;
-import org.gcube.portlets.user.workspace.client.resources.Icons;
 import org.gcube.portlets.user.workspace.client.resources.Resources;
 import org.gcube.portlets.user.workspace.client.workspace.GWTWorkspaceItem;
 import org.gcube.portlets.user.workspace.client.workspace.folder.item.GWTExternalImage;
@@ -52,6 +51,7 @@ import com.google.gwt.user.client.ui.HorizontalPanel;
 import com.google.gwt.user.client.ui.Image;
 import com.google.gwt.user.client.ui.NamedFrame;
 import com.google.gwt.user.client.ui.Widget;
+import com.google.gwt.user.server.Base64Utils;
 
 // TODO: Auto-generated Javadoc
 /**
@@ -62,6 +62,8 @@ import com.google.gwt.user.client.ui.Widget;
  */
 public class DialogGetInfoBootstrap extends Composite {
 
+	private static final int PREVIEW_WAITING_TIME = 10000;
+
 	private static DialogGetInfoBootstrapUiBinder uiBinder = GWT.create(DialogGetInfoBootstrapUiBinder.class);
 
 	/**
@@ -189,16 +191,24 @@ public class DialogGetInfoBootstrap extends Composite {
 	
 	private Long fileSize = null;
 
+	private Map<String, List<String>> mapAllowedMimeTypesForPreview;
+	
+	private Image spinnerImage = Resources.getIconLoading().createImage();
+	
+	private Image noPreviewAvailable = new Image(Resources.getPreviewNotAvailable());
+
 	/**
 	 * Instantiates a new dialog get info bootstrap.
 	 *
 	 * @param fileModel the file model
 	 * @param onCloseCommand the on close command
+	 * @param mapAllowedMimeTypesForPreview the map allowed mime types for preview
 	 */
-	public DialogGetInfoBootstrap(final FileModel fileModel, final Command onCloseCommand) {
+	public DialogGetInfoBootstrap(final FileModel fileModel, final Command onCloseCommand, Map<String,List<String>> mapAllowedMimeTypesForPreview) {
 		initWidget(uiBinder.createAndBindUi(this));
 		this.fileModel = fileModel;
 		this.onCloseCommand = onCloseCommand;
+		this.mapAllowedMimeTypesForPreview = mapAllowedMimeTypesForPreview;
 		this.cgTxtMimeType.setVisible(true);
 		
 		buttonClose.getElement().getStyle().setFloat(Float.RIGHT);
@@ -340,111 +350,93 @@ public class DialogGetInfoBootstrap extends Composite {
 
 			
 			// SOLUTION BASED ON GOOGLE DOC VIEWER
-			if (typeEnum.equals(GXTFolderItemTypeEnum.EXTERNAL_PDF_FILE) ||
-
-					typeEnum.equals(GXTFolderItemTypeEnum.PDF_DOCUMENT)
-					|| typeEnum.equals(GXTFolderItemTypeEnum.EXTERNAL_FILE)) {
-
-				AppControllerExplorer.rpcWorkspaceService.getPublicLinkForFileItemId(fileModel.getIdentifier(), false,
-						new AsyncCallback<PublicLink>() {
-
-							@Override
-							public void onFailure(Throwable caught) {
-							}
-
-							@Override
-							public void onSuccess(PublicLink result) {
-
-								GWT.log("The PublicLink link is: " + result);
-
-								if (result != null) {
-									
-									//if file size is null or greater than 25MB
-									long byteTo25MB = 1024*1024*25;
-									GWT.log("The file size is: "+fileSize);
-									if(fileSize==null || fileSize>byteTo25MB) {
-										GWT.log("The file size is null or greater than "+byteTo25MB+", returning");
-										//htmlPanelFilePreview.add(new Image(Resources.getPreviewNotAvailable()));
-										return;
-									}
-
-//									String pdfPreview = "<iframe frameBorder=\"0\" class=\"my-preview-doc\" "
-//											+ "src=\"https://docs.google.com/viewer?url="
-//											+ URL.encode(result.getCompleteURL()) + "&embedded=true\">" + "</iframe>";
-									
-									String googleDocViewerURL = "https://docs.google.com/viewer?url="
-											+ URL.encode(result.getCompleteURL()) + "&embedded=true";
-									
-									final HTML loadingPreviewHTML = new HTML();
-									setPlaceholder(loadingPreviewHTML, "loading preview...");
-									
-									final Frame frame = instanceFrame(googleDocViewerURL, loadingPreviewHTML);
-
-									final long startTime = new Date().getTime();
-									Timer timer = new Timer() {
+			if (typeEnum.equals(GXTFolderItemTypeEnum.EXTERNAL_PDF_FILE)
+					|| typeEnum.equals(GXTFolderItemTypeEnum.PDF_DOCUMENT)
+					|| typeEnum.equals(GXTFolderItemTypeEnum.EXTERNAL_FILE)
+					|| typeEnum.equals(GXTFolderItemTypeEnum.GCUBE_ITEM)
+					|| typeEnum.equals(GXTFolderItemTypeEnum.URL_DOCUMENT)
+					|| typeEnum.equals(GXTFolderItemTypeEnum.METADATA)){
+				
+				if(mapAllowedMimeTypesForPreview.containsKey(fileModel.getType())){
+					GWT.log("Mime type "+fileModel.getType()+" allowed for preview, try to display it");
+		
+					AppControllerExplorer.rpcWorkspaceService.getPublicLinkForFileItemId(fileModel.getIdentifier(), false,
+							new AsyncCallback<PublicLink>() {
+	
+								@Override
+								public void onFailure(Throwable caught) {
+								}
+	
+								@Override
+								public void onSuccess(PublicLink result) {
+	
+									GWT.log("The PublicLink link is: " + result);
+	
+									if (result != null) {
 										
-										@Override
-										public void run() {
-											GWT.log("Checking if the iFrameGoogleDocViewer is ready");
-											if(iFrameGoogleDocViewerLoaded) {
-												removePlaceHolder(loadingPreviewHTML);
-												GWT.log("iFrameGoogleDocViewer currently loaded, cancelling timer");
-												cancel();
-												return;
-											}
-											long checkTime = new Date().getTime();
-											long diff = checkTime - startTime;
-											if(diff>5000) {//is greater than 5 sec
-												try {
-													GWT.log("iFrameGoogleDocViewer not loaded within 5 sec, cancelling timer, removing iframe");
-													cancel();
+										//if file size is null or greater than 25MB
+										long byteTo25MB = 1024*1024*25;
+										GWT.log("The file size is: "+fileSize);
+										if(fileSize==null || fileSize>byteTo25MB) {
+											GWT.log("The file size is null or greater than "+byteTo25MB+", returning");
+											//htmlPanelFilePreview.add(new Image(Resources.getPreviewNotAvailable()));
+											return;
+										}
+	
+	//									String pdfPreview = "<iframe frameBorder=\"0\" class=\"my-preview-doc\" "
+	//											+ "src=\"https://docs.google.com/viewer?url="
+	//											+ URL.encode(result.getCompleteURL()) + "&embedded=true\">" + "</iframe>";
+										
+										String googleDocViewerURL = "https://docs.google.com/viewer?url="
+												+ URL.encode(result.getCompleteURL()) + "&embedded=true";
+										
+										final HTML loadingPreviewHTML = new HTML();
+										setPlaceholder(loadingPreviewHTML, true, "loading preview...");
+										
+										final Frame frame = instanceFrame(googleDocViewerURL, loadingPreviewHTML);
+	
+										final long startTime = new Date().getTime();
+										Timer timer = new Timer() {
+											
+											@Override
+											public void run() {
+												GWT.log("Checking if the iFrameGoogleDocViewer is ready");
+												if(iFrameGoogleDocViewerLoaded) {
 													removePlaceHolder(loadingPreviewHTML);
-													htmlPanelFilePreview.add(new Image(Resources.getPreviewNotAvailable()));
-													frame.setVisible(false);
-													htmlPanelFilePreview.remove(frame);
-												}catch (Exception e) {
-													//Silent
+													GWT.log("iFrameGoogleDocViewer currently loaded, cancelling timer");
+													cancel();
+													return;
+												}
+												long checkTime = new Date().getTime();
+												long diff = checkTime - startTime;
+												if(diff>PREVIEW_WAITING_TIME) {//is greater than 10 sec
+													try {
+														GWT.log("iFrameGoogleDocViewer not loaded within 5 sec, cancelling timer, removing iframe");
+														cancel();
+														removePlaceHolder(loadingPreviewHTML);
+														htmlPanelFilePreview.add(noPreviewAvailable);
+														frame.setVisible(false);
+														htmlPanelFilePreview.remove(frame);
+													}catch (Exception e) {
+														//Silent
+													}
 												}
 											}
-										}
-									};
-									timer.scheduleRepeating(200);
-									
-									htmlPanelFilePreview.add(loadingPreviewHTML);
-									htmlPanelFilePreview.add(frame);
-									htmlPanelFilePreview.setVisible(true);
+										};
+										timer.scheduleRepeating(200);
+										
+										htmlPanelFilePreview.add(loadingPreviewHTML);
+										htmlPanelFilePreview.add(frame);
+										htmlPanelFilePreview.setVisible(true);
+									}
 								}
-							}
-						});
+							});
+				}else {
+					GWT.log("Mime type "+fileModel.getType()+" NOT allowed for preview, displaying 'No preview available'");
+					htmlPanelFilePreview.add(noPreviewAvailable);
+					htmlPanelFilePreview.setVisible(true);
+				}
 			}
-			
-			//SOLUTION BASED ON PDFOBEJCT
-			/*if(typeEnum.equals(GXTFolderItemTypeEnum.EXTERNAL_PDF_FILE) || 
-					typeEnum.equals(GXTFolderItemTypeEnum.PDF_DOCUMENT)) {
-				
-				GWT.log("The file is a PDF");
-				
-				AppControllerExplorer.rpcWorkspaceService.getPublicLinkForFileItemId(fileModel.getIdentifier(), false, new AsyncCallback<PublicLink>() {
-
-					@Override
-					public void onFailure(Throwable caught) {
-					}
-	
-					@Override
-					public void onSuccess(PublicLink result) {
-						
-						GWT.log("The PublicLink link is: "+result);
-						
-						if(result!=null) {
-							
-							String pdfPreview = "<div id=\"pdfPrewiewDiv\" class=\"my-preview-doc\"> </div>";
-							htmlPanelFilePreview.add(new HTML(pdfPreview));
-							showPDFPreview(result.getCompleteURL(), "pdfPrewiewDiv");
-							htmlPanelFilePreview.setVisible(true);
-						}
-					}
-				});
-			}*/
 		}
 
 		addHandlers();
@@ -602,7 +594,7 @@ public class DialogGetInfoBootstrap extends Composite {
 	 */
 	private void loadLocation(FileModel fileModel) {
 		
-		setPlaceholder(txtLocation, "loading...");
+		setPlaceholder(txtLocation, false, "loading...");
 		AppControllerExplorer.rpcWorkspaceService.getListParentsByItemIdentifier(fileModel.getIdentifier(), false,
 				new AsyncCallback<List<FileModel>>() {
 
@@ -641,7 +633,7 @@ public class DialogGetInfoBootstrap extends Composite {
 	 */
 	private void loadSize(final String itemId) {
 		GWT.log("Load size");
-		setPlaceholder(txtSize, "loading...");
+		setPlaceholder(txtSize, false, "loading...");
 		fileSize = new Long(-1); //means is loading
 		AppControllerExplorer.rpcWorkspaceService.loadSizeByItemId(itemId, new AsyncCallback<Long>() {
 
@@ -673,7 +665,7 @@ public class DialogGetInfoBootstrap extends Composite {
 	 */
 	private void loadCreationDate(final String itemId) {
 
-		setPlaceholder(txtCreated, "loading...");
+		setPlaceholder(txtCreated, false, "loading...");
 		AppControllerExplorer.rpcWorkspaceService.getItemCreationDateById(itemId, new AsyncCallback<Date>() {
 
 			@Override
@@ -701,7 +693,7 @@ public class DialogGetInfoBootstrap extends Composite {
 	 */
 	private void loadLastModificationDate(final String itemId) {
 
-		setPlaceholder(txtLastMofication, "loading...");
+		setPlaceholder(txtLastMofication, false, "loading...");
 		AppControllerExplorer.rpcWorkspaceService.loadLastModificationDateById(itemId, new AsyncCallback<Date>() {
 
 			@Override
@@ -794,7 +786,7 @@ public class DialogGetInfoBootstrap extends Composite {
 	 */
 	private void loadACLsDescriptionForSharedFolder(String sharedId) {
 
-		setPlaceholder(txtSharedWith, "loading...");
+		setPlaceholder(txtSharedWith, true, "loading...");
 
 		WorkspaceSharingServiceAsync.INSTANCE.getACLsDescriptionForSharedFolderId(sharedId,
 				new AsyncCallback<String>() {
@@ -827,7 +819,7 @@ public class DialogGetInfoBootstrap extends Composite {
 		htmlPanelImagePreview.setVisible(true);
 		final HTML txtLoadingPreview = new HTML();
 		htmlPanelImagePreview.add(txtLoadingPreview);
-		setPlaceholder(txtLoadingPreview, "loading preview...");
+		setPlaceholder(txtLoadingPreview, true, "loading preview...");
 		
 		AppControllerExplorer.rpcWorkspaceService.getImageById(fileModel.getIdentifier(),
 				fileModel.getGXTFolderItemType().equals(GXTFolderItemTypeEnum.IMAGE_DOCUMENT), false,
@@ -863,8 +855,12 @@ public class DialogGetInfoBootstrap extends Composite {
 	 * @param html the html
 	 * @param placeholder the placeholder
 	 */
-	private void setPlaceholder(HTML html, String placeholder) {
-		html.setHTML(placeholder);
+	private void setPlaceholder(HTML html, boolean spinner, String placeholder) {
+		String loadingHMTL = placeholder;
+		if(spinner) {
+			loadingHMTL = "<span><img src=\""+spinnerImage.getUrl()+"\" style=\"padding-right:5px;\">"+placeholder+"</span>";
+		}
+		html.setHTML(loadingHMTL);
 		html.getElement().addClassName("placeholder-loading");
 	}
 

src/main/java/org/gcube/portlets/user/workspace/public/workspacetree.css

@@ -399,7 +399,7 @@ IN THE 'DETAILS' PANEL*/
 }
 
 .placeholder-loading {
-	color: #E8E8E8;
+	color: rgb(142, 142, 142);
 }
 
 .shared-with-style{

src/main/java/org/gcube/portlets/user/workspace/server/GWTWorkspaceServiceImpl.java

@@ -53,6 +53,7 @@ import org.gcube.portlets.user.workspace.server.reader.ApplicationProfileReader;
 import org.gcube.portlets.user.workspace.server.tostoragehub.FormatterUtil;
 import org.gcube.portlets.user.workspace.server.tostoragehub.ObjectStorageHubToWorkpaceMapper;
 import org.gcube.portlets.user.workspace.server.tostoragehub.StorageHubToWorkpaceConverter;
+import org.gcube.portlets.user.workspace.server.util.MimeTypeUtility;
 import org.gcube.portlets.user.workspace.server.util.PortalContextInfo;
 import org.gcube.portlets.user.workspace.server.util.StringUtil;
 import org.gcube.portlets.user.workspace.server.util.WsUtil;
@@ -3077,6 +3078,14 @@ public class GWTWorkspaceServiceImpl extends RemoteServiceServlet implements GWT
 	}
 	
 
+	/**
+	 * Update description for item.
+	 *
+	 * @param itemId the item id
+	 * @param newDescription the new description
+	 * @return the string
+	 * @throws Exception the exception
+	 */
 	@Override
 	public String updateDescriptionForItem(String itemId, String newDescription) throws Exception {
 		workspaceLogger.info("Called updateDescriptionForItem for itemID: " + itemId);
@@ -3101,4 +3110,24 @@ public class GWTWorkspaceServiceImpl extends RemoteServiceServlet implements GWT
 		return newDescription;
 	}
 
+	
+	
+	/**
+	 * Gets the allowed mimetypes for preview.
+	 *
+	 * @return the allowed mimetypes for preview
+	 */
+	
+	@Override
+	public Map<String, List<String>> getAllowedMimetypesForPreview(){
+		workspaceLogger.info("Called getAllowedMimetypesForPreview");
+		
+		Map<String, List<String>> map = MimeTypeUtility.getPreviewMimetypeExtensionMap();
+		
+		workspaceLogger.debug("Returning allowed mimetypes for preview: "+map.keySet());
+		
+		return map;
+		
+	}
+
 }

src/main/java/org/gcube/portlets/user/workspace/server/util/MimeTypeUtility.java

@@ -22,6 +22,7 @@ import org.apache.tika.mime.MediaType;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
+// TODO: Auto-generated Javadoc
 /**
  * The Class MimeTypeUtil.
  *
@@ -48,15 +49,19 @@ public class MimeTypeUtility {
 
 	protected static final Map<String, List<String>> mimetype_extension_map = new LinkedHashMap<String, List<String>>();
 	protected static final Map<String, String> extension_mimetype_map = new LinkedHashMap<String, String>();
+	protected static final Map<String, List<String>> preview_mimetype_extension_map = new LinkedHashMap<String, List<String>>();
 
 	static {
 		InputStream extensionToMimetype = MimeTypeUtility.class
 				.getResourceAsStream("/WsExtensionToMimeTypeMap.properties");
 		InputStream mimetypeToExtension = MimeTypeUtility.class
 				.getResourceAsStream("/WsMimeTypeToExtensionMap.properties");
+		InputStream previewMimeTypeToExtension = MimeTypeUtility.class
+				.getResourceAsStream("/PreviewMimeTypeToExtensionMap.properties");
 		try {
 			loadExtensions(extensionToMimetype);
 			loadMimeTypes(mimetypeToExtension);
+			loadPreviewMimeTypes(previewMimeTypeToExtension);
 		} catch (IOException e) {
 			e.printStackTrace();
 		}
@@ -114,6 +119,35 @@ public class MimeTypeUtility {
 		}
 		br.close();
 	}
+	
+
+	/**
+	 * Load preview mime types.
+	 *
+	 * @param is the is
+	 * @throws IOException Signals that an I/O exception has occurred.
+	 */
+	protected static void loadPreviewMimeTypes(InputStream is) throws IOException {
+		BufferedReader br = new BufferedReader(new InputStreamReader(is));
+
+		String line = br.readLine();
+
+		while (line != null) {
+			String[] split = line.split("=");
+			if (split.length == 2) {
+				String mimeType = split[0];
+				String extension = split[1];
+				List<String> toExtensions = preview_mimetype_extension_map.get(mimeType);
+				if (toExtensions == null) {
+					toExtensions = new ArrayList<String>();
+				}
+				toExtensions.add(extension);
+				preview_mimetype_extension_map.put(mimeType, toExtensions);
+			}
+			line = br.readLine();
+		}
+		br.close();
+	}
 
 	/**
 	 * Gets the extension.
@@ -279,5 +313,16 @@ public class MimeTypeUtility {
 	public static Map<String, String> getExtensionToMimeTypeMap() {
 		return extension_mimetype_map;
 	}
+	
+	
+	/**
+	 * Gets the preview mimetype extension map with the 
+	 * mime types allowed for preview displaying
+	 *
+	 * @return the preview mimetype extension map
+	 */
+	public static Map<String, List<String>> getPreviewMimetypeExtensionMap() {
+		return preview_mimetype_extension_map;
+	}
 
 }

src/main/resources/PreviewMimeTypeToExtensionMap.properties

@@ -0,0 +1,62 @@
+application/msword=doc
+application/pdf=pdf
+application/rtf=rtf
+application/vnd.ms-excel=xls
+application/vnd.ms-powerpoint=ppt
+application/vnd.openxmlformats-officedocument.wordprocessingml.document=docx
+application/vnd.openxmlformats-officedocument.spreadsheetml.sheet=xlsx
+application/vnd.openxmlformats-officedocument.presentationml.presentation=pptx
+application/x-javascript=js
+application/json=json
+audio/mid=mid
+audio/mpeg=mp3
+audio/x-wav=wav
+image/bmp=bmp
+image/gif=gif
+image/ief=ief
+image/jpeg=jpe
+image/jpeg=jpeg
+image/jpeg=jpg
+image/pipeg=jfif
+image/svg+xml=svg
+image/tiff=tif
+image/tiff=tiff
+image/x-cmu-raster=ras
+image/x-cmx=cmx
+image/x-icon=ico
+image/x-rgb=rgb
+text/css=css
+text/html=htm
+text/html=stm
+text/html=html
+text/plain=bas
+text/plain=c
+text/plain=h
+text/plain=txt
+text/richtext=rtx
+text/scriptlet=sct
+text/tab-separated-values=tsv
+text/uri-list=txt
+text/webviewhtml=htt
+text/x-component=htc
+video/mpeg=mp2
+video/mpeg=mpa
+video/mpeg=mpe
+video/mpeg=mpeg
+video/mpeg=mpg
+video/mpeg=mpv2
+video/quicktime=mov
+video/quicktime=qt
+video/x-la-asf=lsf
+video/x-la-asf=lsx
+video/x-ms-asf=asf
+video/x-ms-asf=asr
+video/x-ms-asf=asx
+video/x-msvideo=avi
+video/x-sgi-movie=movie
+x-world/x-vrml=flr
+x-world/x-vrml=vrml
+x-world/x-vrml=wrl
+x-world/x-vrml=wrz
+x-world/x-vrml=xaf
+x-world/x-vrml=xof