/**
SpagoBI - The Business Intelligence Free Platform
Copyright (C) 2005-2008 Engineering Ingegneria Informatica S.p.A.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
**/
package it.eng.spagobi.analiticalmodel.document.service;
import it.eng.spago.base.RequestContainer;
import it.eng.spago.base.SessionContainer;
import it.eng.spago.base.SourceBean;
import it.eng.spago.base.SourceBeanException;
import it.eng.spago.dispatching.module.AbstractModule;
import it.eng.spago.error.EMFUserError;
import it.eng.spago.security.IEngUserProfile;
import it.eng.spagobi.analiticalmodel.document.bo.BIObject;
import it.eng.spagobi.analiticalmodel.functionalitytree.bo.LowFunctionality;
import it.eng.spagobi.analiticalmodel.functionalitytree.dao.ILowFunctionalityDAO;
import it.eng.spagobi.analiticalmodel.functionalitytree.service.TreeObjectsModule;
import it.eng.spagobi.commons.constants.ObjectsTreeConstants;
import it.eng.spagobi.commons.dao.DAOFactory;
import it.eng.spagobi.commons.utilities.ObjectsAccessVerifier;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import org.apache.log4j.Logger;
import org.safehaus.uuid.UUID;
import org.safehaus.uuid.UUIDGenerator;
public class ExecutionWorkspaceModule extends AbstractModule {
private static transient Logger logger = Logger.getLogger(ExecutionWorkspaceModule.class);
public static final String MODULE_PAGE = "ExecutionWorkspacePage";
protected List firtsLevelExecutableFolders = new ArrayList();
protected List subTree = new ArrayList();
protected String basePath = null;
protected ILowFunctionalityDAO functionDAO = null;
protected IEngUserProfile profile = null;
protected String executionObjectLabel = null;
/* (non-Javadoc)
* @see it.eng.spago.dispatching.service.ServiceIFace#service(it.eng.spago.base.SourceBean, it.eng.spago.base.SourceBean)
*/
public void service(SourceBean request, SourceBean response) throws Exception {
debug("service", "Enter service method");
// finds the id of the document to be executed+
executionObjectLabel = (String) request.getAttribute(ObjectsTreeConstants.OBJECT_LABEL);
// finds the user profile
RequestContainer requestContainer = this.getRequestContainer();
SessionContainer session = requestContainer.getSessionContainer();
SessionContainer permanentSession = session.getPermanentContainer();
profile = (IEngUserProfile) permanentSession.getAttribute(IEngUserProfile.ENG_USER_PROFILE);
// loads first level functionalities
functionDAO = DAOFactory.getLowFunctionalityDAO();
LowFunctionality root = functionDAO.loadRootLowFunctionality(false);
if (root == null) {
logger.error("Missing root functionality!");
throw new Exception("Missing root functionality!");
}
List firstLevelFunctions = functionDAO.loadChildFunctionalities(root.getId(), false);
// filters the first level functionalities by the profile execution permission
Iterator it = firstLevelFunctions.iterator();
while (it.hasNext()) {
LowFunctionality aFolder = (LowFunctionality) it.next();
if (ObjectsAccessVerifier.canExec(aFolder, profile)) firtsLevelExecutableFolders.add(aFolder);
}
if (firtsLevelExecutableFolders.size() == 0) {
logger.warn("The user has no executable folders");
exit(response);
}
// finds the base folder between the filtered folders specified by request
String folderPath = (String) request.getAttribute(TreeObjectsModule.PATH_SUBTREE);
LowFunctionality baseFolder = null;
if (folderPath != null) {
it = firtsLevelExecutableFolders.iterator();
while (it.hasNext()) {
LowFunctionality aFolder = (LowFunctionality) it.next();
if (aFolder.getPath().equals(folderPath)) {
baseFolder = aFolder;
break;
}
}
}
// if the folder is not specified by request, it is considered the firts of the executable folders
if (baseFolder == null) {
baseFolder = (LowFunctionality) firtsLevelExecutableFolders.get(0);
}
basePath = baseFolder.getPath();
findsExecutionTree(baseFolder);
exit(response);
}
private void findsExecutionTree(LowFunctionality folder) throws EMFUserError {
if (!ObjectsAccessVerifier.canExec(folder, profile)) return;
// reloads folder including biobjects
folder = functionDAO.loadLowFunctionalityByID(folder.getId(), true);
subTree.add(folder);
// object not in REL state are not considered
List objects = folder.getBiObjects();
List releasedObjects = new ArrayList();
Iterator it = objects.iterator();
while (it.hasNext()) {
BIObject obj = (BIObject) it.next();
Integer visible = obj.getVisible();
if (obj.getStateCode().equalsIgnoreCase("REL") && (visible == null || visible.intValue() != 0))
releasedObjects.add(obj);
}
folder.setBiObjects(releasedObjects);
// iterator on the child folders
List subFolders = functionDAO.loadChildFunctionalities(folder.getId(), false);
it = subFolders.iterator();
while (it.hasNext()) {
LowFunctionality aSubFolder = (LowFunctionality) it.next();
findsExecutionTree(aSubFolder);
}
}
private void exit(SourceBean response) throws SourceBeanException {
response.setAttribute("FIRST_LEVEL_FOLDERS", firtsLevelExecutableFolders);
response.setAttribute("SUB_TREE", subTree);
response.setAttribute(TreeObjectsModule.PATH_SUBTREE, basePath);
if (executionObjectLabel != null) {
// a document was selected, document execution can start
response.setAttribute(ObjectsTreeConstants.OBJECT_LABEL, executionObjectLabel);
// identity string for object execution
UUIDGenerator uuidGen = UUIDGenerator.getInstance();
UUID uuid = uuidGen.generateTimeBasedUUID();
String requestIdentity = uuid.toString();
requestIdentity = requestIdentity.replaceAll("-", "");
response.setAttribute("spagobi_execution_id", requestIdentity);
}
debug("exit", "Exit from module");
}
/**
* Trace a debug message into the log
* @param method Name of the method to store into the log
* @param message Message to store into the log
*/
private void debug(String method, String message) {
logger.debug(message);
}
}