333 lines
11 KiB
Java
333 lines
11 KiB
Java
package org.gcube.portlets.widgets.ckandatapublisherwidget.server.utils;
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import java.net.URL;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.HashMap;
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import java.util.Iterator;
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import java.util.List;
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import java.util.Map;
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import java.util.Map.Entry;
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import javax.servlet.http.HttpServletRequest;
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import org.gcube.common.portal.PortalContext;
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import org.gcube.common.storagehubwrapper.server.StorageHubWrapper;
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import org.gcube.common.storagehubwrapper.server.tohl.Workspace;
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import org.gcube.common.storagehubwrapper.shared.tohl.WorkspaceItem;
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import org.gcube.common.storagehubwrapper.shared.tohl.impl.URLFile;
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import org.gcube.common.storagehubwrapper.shared.tohl.items.FileItem;
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import org.gcube.common.storagehubwrapper.shared.tohl.items.GCubeItem;
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import org.gcube.common.storagehubwrapper.shared.tohl.items.PropertyMap;
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import org.gcube.datacatalogue.utillibrary.shared.ResourceBean;
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import org.gcube.portlets.widgets.ckandatapublisherwidget.shared.DatasetBean;
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import org.gcube.portlets.widgets.ckandatapublisherwidget.shared.ResourceElementBean;
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import org.gcube.vomanagement.usermanagement.model.GCubeUser;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import com.liferay.portal.service.UserLocalServiceUtil;
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/**
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* The Class WorkspaceUtils.
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*
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* @author Francesco Mangiacrapa at ISTI-CNR (francesco.mangiacrapa@isti.cnr.it)
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*
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* Feb 18, 2021
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*/
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public class WorkspaceUtils {
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//private static final org.slf4j.Logger logger = LoggerFactory.getLogger(WorkspaceUtils.class);
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private static final Logger logger = LoggerFactory.getLogger(WorkspaceUtils.class);
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private static final String RESOURCES_NAME_SEPARATOR = "_";
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private static final String STRIP_NOT_ALPHANUMERIC = "[^A-Za-z0-9.-_]";
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/**
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* Checks if is within portal.
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*
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* @return true if you're running into the portal, false if in development
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*/
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public static boolean isWithinPortal() {
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try {
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UserLocalServiceUtil.getService();
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return true;
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} catch (Exception ex) {
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logger.trace("Development Mode ON");
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return false;
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}
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}
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/**
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* Gets the storage hub wrapper.
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*
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* @param request
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* the request
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* @param scopeGroupId
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* the scope group id. If scopeGroupId is null the scope is read
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* by using the request else by using the scopeGroupId
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* @param user
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* the user
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* @return the storage hub wrapper
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* @throws Exception
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* the exception
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*/
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public static StorageHubWrapper getStorageHubWrapper(final HttpServletRequest request, String scopeGroupId,
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GCubeUser user) throws Exception {
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if (user == null || user.getUsername().isEmpty())
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throw new Exception("Session expired");
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try {
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String scope;
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PortalContext pContext = PortalContext.getConfiguration();
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if (isWithinPortal() && scopeGroupId != null) {
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scope = pContext.getCurrentScope(scopeGroupId);
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logger.debug(scope + " has retrieved by using the scopeGroupId=" + scopeGroupId);
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} else
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scope = pContext.getCurrentScope(request);
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logger.debug("Getting " + StorageHubWrapper.class.getSimpleName() + " for user: " + user.getUsername()
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+ " by using the scope: " + scope);
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String token = pContext.getCurrentUserToken(scope, user.getUsername());
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return new StorageHubWrapper(scope, token, false, false, true);
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} catch (Exception e) {
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logger.error("Error during getting storageHub wrapper", e);
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throw new Exception("Error on gettig the StorageHub wrapper for userId: " + user);
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}
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}
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/**
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* This method receives an item-id within the user's workspace and setit in the dataset bean to be returned.
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* revisited by Francesco
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*
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* @param wsItemId the ws item id
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* @param userName the user name
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* @param bean the bean
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* @param workspace the workspace
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* @throws Exception the exception
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*/
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public static void toWorkspaceResource(String wsItemId, String userName,
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DatasetBean bean, Workspace workspace) throws Exception {
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WorkspaceItem originalFolderOrFile = workspace.getItem(wsItemId);
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logger.debug("Item retrieved is " + originalFolderOrFile);
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String title = originalFolderOrFile.getTitle() != null && !originalFolderOrFile.getTitle().isEmpty()
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? originalFolderOrFile.getTitle()
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: originalFolderOrFile.getName();
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title = title.replaceAll(STRIP_NOT_ALPHANUMERIC, " ");
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bean.setTitle(title);
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ResourceElementBean resourceEB = new ResourceElementBean();
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resourceEB.setOriginalIdInWorkspace(wsItemId);
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resourceEB.setName(originalFolderOrFile.getName());
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resourceEB.setDescription(originalFolderOrFile.getDescription());
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resourceEB.setFolder(originalFolderOrFile.isFolder());
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resourceEB.setEditableName(originalFolderOrFile.getName());
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resourceEB.setRootIdInWorkspace(workspace.getRoot().getId());
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//in case of folder
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if(originalFolderOrFile.isFolder()) {
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// loading gcube properties
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Map<String, String> folderItems = getGcubeItemProperties(originalFolderOrFile);
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if(folderItems != null && folderItems.size()>0){
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// transform this properties
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Map<String, List<String>> tempItems = new HashMap<String, List<String>>(folderItems.size());
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Iterator<Entry<String, String>> iterator = folderItems.entrySet().iterator();
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while (iterator.hasNext()) {
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Map.Entry<java.lang.String, java.lang.String> entry = (Map.Entry<java.lang.String, java.lang.String>) iterator.next();
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tempItems.put(entry.getKey(), Arrays.asList(entry.getValue()));
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}
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//setting properties as custom fields
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bean.setCustomFields(tempItems);
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}
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resourceEB.setChildrenSize(workspace.getChildren(originalFolderOrFile.getId()).size());
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}else {
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//it is a file, removing extension
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int indexOfDot = title.lastIndexOf(".");
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if(indexOfDot>0) {
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String suffix = title.substring(indexOfDot, title.length());
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if(suffix.length()>=1 && suffix.length()<=4) {
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//I'm considering last .suffix as an file extension so removing it.
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title = title.substring(0,indexOfDot);
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bean.setTitle(title);
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}
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}
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}
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//Replacing /Home/user.name with ""
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String fullPathBase = originalFolderOrFile.getPath();
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logger.debug("Path is: "+fullPathBase);
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String prefixNodeWorkspace = String.format("/%s/%s", "Home",userName);
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logger.debug("Searching: "+prefixNodeWorkspace);
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if(fullPathBase.startsWith(prefixNodeWorkspace)){
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logger.info("Removing from path the prefix: "+prefixNodeWorkspace);
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fullPathBase = fullPathBase.replaceFirst(prefixNodeWorkspace, "");
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}
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resourceEB.setFullPath(fullPathBase);
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//setting parent id
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ResourceElementBean theParent = new ResourceElementBean();
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if(originalFolderOrFile.getParentId()!=null) {
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try {
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WorkspaceItem parentItem = workspace.getItem(originalFolderOrFile.getParentId());
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theParent.setOriginalIdInWorkspace(parentItem.getId());
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theParent.setName(parentItem.getName());
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}catch (Exception e) {
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logger.warn("Error on loading the parent item with id: "+originalFolderOrFile.getParentId()+" skipping it");
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}
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}
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resourceEB.setParent(theParent);
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bean.setResourceRoot(resourceEB);
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}
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/** Gets the gcube item properties.
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*
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* @param item the item
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* @return the gcube item properties
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*/
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public static Map<String, String> getGcubeItemProperties(WorkspaceItem item) {
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if(item instanceof GCubeItem){
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GCubeItem gItem = (GCubeItem) item;
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try {
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Map<String, String> properties = null;
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if(gItem.getPropertyMap()!=null){
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Map<String, String> map = toSimpleMap(gItem.getPropertyMap());
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if(map!=null) {
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properties = new HashMap<String, String>(map.size()); //TO PREVENT GWT SERIALIZATION ERROR
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for (String key : map.keySet())
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properties.put(key, map.get(key));
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}
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return properties;
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}
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} catch (Exception e) {
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logger.error("Error in server getItemProperties: ", e);
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}
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}
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return null;
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}
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/**
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* To simple map.
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*
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* @param propertyMap the property map
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* @return the map
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*/
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public static Map<String, String> toSimpleMap(PropertyMap propertyMap) {
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if (propertyMap == null)
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return null;
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try {
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Map<String, String> properties = null;
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Map<String, Object> map = propertyMap.getValues();
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if (map != null) {
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properties = new HashMap<String, String>(map.size());
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for (String key : map.keySet()) {
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Object theValue = map.get(key);
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properties.put(key, (String) theValue);
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}
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}
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if(properties!=null)
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logger.error("Converted: "+properties.size()+" property/properties");
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return properties;
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} catch (Exception e) {
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logger.error("Error on converting a PropertyMap to simple Map<String,String>: ", e);
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return null;
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}
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}
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/**
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* Copy into the .catalogue area folder the checked resources.
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* There is no difference among a single-file-publish and a folder-publish.
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*
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* @param bean the bean
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* @param workspace the workspace
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* @param username the username
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* @return the list
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* @throws Exception the exception
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*/
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public static List<ResourceBean> toResources(DatasetBean bean, Workspace workspace, String username) throws Exception{
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logger.debug("Called to Resources...: ");
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List<ResourceBean> resources = new ArrayList<ResourceBean>();
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ResourceElementBean rootResource = bean.getResourceRoot();
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if(rootResource==null) {
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logger.info("No resource root, returning empty list of resources");
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return resources;
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}
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// retrieve the children
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List<ResourceElementBean> resourcesToAdd = rootResource.getToPublish();
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if(resourcesToAdd==null) {
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logger.info("No resource to add, returning empty list of resources");
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return resources;
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}
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// copy only the selected ones
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for(ResourceElementBean resource : resourcesToAdd){
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if (resource.isToBeAdded()) {
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logger.debug("Resource to add is " + resource);
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// ok it is a file, so copy it into the copiedFolder
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WorkspaceItem wsItem = workspace.getItem(resource.getOriginalIdInWorkspace());
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String mimeType = null;
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if(wsItem instanceof FileItem) {
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mimeType = ((FileItem)wsItem).getMimeType();
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}
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// check if it is an URLFile
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String externalUrl = null;
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try{
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if(wsItem instanceof URLFile) {
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URLFile urlFile = (URLFile) wsItem;
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externalUrl = urlFile.getValue()!=null?urlFile.getValue().toString():null;
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}
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}catch(Exception e){
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logger.warn("Unable to check if it is an external url file ", e);
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}
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String resourceURL = externalUrl;
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//it is not a URLFile
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if(resourceURL==null) {
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//getting public link of file
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URL publicLink = workspace.getPublicLinkForFile(resource.getOriginalIdInWorkspace());
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if(publicLink!=null)
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resourceURL = publicLink.toString();
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}
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resources.add(new ResourceBean(resourceURL,
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resource.getEditableName(),
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resource.getDescription(),
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wsItem.getId(),
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username,
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null, // dataset id, to be set
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mimeType));
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}
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}
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return resources;
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}
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} |