/* ===============================================================================
*
* Part of the InfoGlue Content Management Platform (www.infoglue.org)
*
* ===============================================================================
*
* Copyright (C)
*
* This program is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License version 2, as published by the
* Free Software Foundation. See the file LICENSE.html for more information.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY, including the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc. / 59 Temple
* Place, Suite 330 / Boston, MA 02111-1307 / USA.
*
* ===============================================================================
*/
package org.infoglue.cms.controllers.kernel.impl.simple;
import java.util.ArrayList;
import java.util.List;
import java.util.Set;
import org.apache.log4j.Logger;
import org.exolab.castor.jdo.Database;
import org.exolab.castor.jdo.OQLQuery;
import org.exolab.castor.jdo.QueryResults;
import org.infoglue.cms.entities.kernel.BaseEntityVO;
import org.infoglue.cms.entities.management.Group;
import org.infoglue.cms.entities.management.GroupVO;
import org.infoglue.cms.entities.management.SystemUserVO;
import org.infoglue.cms.entities.management.impl.simple.GroupImpl;
import org.infoglue.cms.entities.management.impl.simple.SystemUserGroupImpl;
import org.infoglue.cms.exception.Bug;
import org.infoglue.cms.exception.ConstraintException;
import org.infoglue.cms.exception.SystemException;
import org.infoglue.cms.util.ConstraintExceptionBuffer;
import org.infoglue.deliver.util.CacheController;
/**
* GroupHelper.java
* Created on 2002-aug-28
* @author Stefan Sik, ss@frovi.com
* @author Mattias Bogeblad
* This class is a helper class for the use case handle groups
*/
public class GroupController extends BaseController
{
private final static Logger logger = Logger.getLogger(GroupController.class.getName());
/**
* Factory method
*/
public static GroupController getController()
{
return new GroupController();
}
public Group getGroupWithId(String groupName, Database db) throws SystemException, Bug
{
return (Group)getObjectWithId(GroupImpl.class, groupName, db);
}
public GroupVO getGroupVOWithId(Integer groupId) throws SystemException, Bug
{
return (GroupVO) getVOWithId(GroupImpl.class, groupId);
}
public GroupVO getGroupVOWithId(String groupName) throws SystemException, Bug
{
return (GroupVO) getVOWithId(GroupImpl.class, groupName);
}
public GroupVO getGroupVOWithId(String groupName, Database db) throws SystemException, Bug
{
return (GroupVO) getVOWithId(GroupImpl.class, groupName, db);
}
public List getGroupVOList() throws SystemException, Bug
{
return getAllVOObjects(GroupImpl.class, "groupName");
}
public List getGroupVOList(Database db) throws SystemException, Bug
{
String cacheKey = "allGroupVO";
logger.info("cacheKey in getGroupVOList:" + cacheKey);
List groupVOList = (List)CacheController.getCachedObject("groupVOListCache", cacheKey);
if(groupVOList != null)
{
logger.info("There was an cached list of GroupVO:" + groupVOList.size());
}
else
{
groupVOList = getAllVOObjects(GroupImpl.class, "groupName", db);
if(groupVOList != null)
CacheController.cacheObject("groupVOListCache", cacheKey, groupVOList);
}
return groupVOList;
}
public GroupVO create(GroupVO groupVO) throws ConstraintException, SystemException
{
Group group = new GroupImpl();
group.setValueObject(groupVO);
group = (Group) createEntity(group);
return group.getValueObject();
}
public Group create(GroupVO groupVO, Database db) throws ConstraintException, SystemException, Exception
{
Group group = new GroupImpl();
group.setValueObject(groupVO);
group = (Group) createEntity(group, db);
return group;
}
public void delete(GroupVO groupVO) throws ConstraintException, SystemException, Exception
{
removeUsers(groupVO.getGroupName());
deleteEntity(GroupImpl.class, groupVO.getGroupName());
}
public void delete(String groupName) throws ConstraintException, SystemException, Exception
{
removeUsers(groupName);
deleteEntity(GroupImpl.class, groupName);
}
public void delete(String groupName, Database db) throws ConstraintException, SystemException, Exception
{
removeUsers(groupName);
deleteEntity(GroupImpl.class, groupName, db);
}
// Get list of users accosiated with this group
public List<SystemUserVO> getGroupSystemUserVOList(Integer offset, Integer limit, String sortProperty, String direction, String searchString, String groupName, Database db) throws SystemException, Bug
{
List<SystemUserVO> systemUsersVOList = new ArrayList();
try
{
systemUsersVOList = SystemUserController.getController().getFilteredSystemUserList(offset, limit, sortProperty, direction, searchString, null, groupName, db);
}
catch( Exception e)
{
throw new SystemException("An error occurred when we tried to fetch a list of users in this group. Reason:" + e.getMessage(), e);
}
return systemUsersVOList;
}
public List getGroupSystemUserVOList(Integer offset, Integer limit, String sortProperty, String direction, String searchString, String groupName) throws SystemException, Bug
{
List<SystemUserVO> systemUsersVOList = new ArrayList();
Database db = CastorDatabaseService.getDatabase();
try
{
beginTransaction(db);
systemUsersVOList = getGroupSystemUserVOList(offset, limit, sortProperty, direction, searchString, groupName, db);
commitTransaction(db);
}
catch ( Exception e )
{
rollbackTransaction(db);
throw new SystemException("An error occurred when we tried to fetch a list of users in this group. Reason:" + e.getMessage(), e);
}
return systemUsersVOList;
}
public Integer getGroupSystemUserCount(String groupName, String searchString, Database db) throws SystemException, Bug
{
Integer count = 0;
try
{
count = SystemUserController.getController().getFilteredSystemUserCount(null, groupName, searchString, db);
}
catch( Exception e)
{
throw new SystemException("An error occurred when we tried to fetch a list of users in this group. Reason:" + e.getMessage(), e);
}
return count;
}
public Integer getGroupSystemUserCount(String groupName, String searchString) throws SystemException, Bug
{
Integer count = 0;
Database db = CastorDatabaseService.getDatabase();
try
{
beginTransaction(db);
count = getGroupSystemUserCount(groupName, searchString, db);
commitTransaction(db);
}
catch ( Exception e )
{
rollbackTransaction(db);
throw new SystemException("An error occurred when we tried to fetch a list of users in this group. Reason:" + e.getMessage(), e);
}
return count;
}
// Get list of users accosiated with this group
public List<SystemUserVO> getGroupSystemUserVOListInverted(Integer offset, Integer limit, String sortProperty, String direction, String searchString, String groupName, Database db) throws SystemException, Bug
{
List<SystemUserVO> systemUsersVOList = new ArrayList();
try
{
systemUsersVOList = SystemUserController.getController().getFilteredSystemUserListInvertedOnRoleOrGroup(offset, limit, sortProperty, direction, searchString, null, groupName, db);
}
catch( Exception e)
{
throw new SystemException("An error occurred when we tried to fetch a list of users in this group. Reason:" + e.getMessage(), e);
}
return systemUsersVOList;
}
public List<SystemUserVO> getGroupSystemUserVOListInverted(Integer offset, Integer limit, String sortProperty, String direction, String searchString, String groupName) throws SystemException, Bug
{
List<SystemUserVO> systemUsersVOList = new ArrayList();
Database db = CastorDatabaseService.getDatabase();
try
{
beginTransaction(db);
systemUsersVOList = getGroupSystemUserVOListInverted(offset, limit, sortProperty, direction, searchString, groupName, db);
commitTransaction(db);
}
catch ( Exception e )
{
rollbackTransaction(db);
throw new SystemException("An error occurred when we tried to fetch a list of users in this group. Reason:" + e.getMessage(), e);
}
return systemUsersVOList;
}
public Integer getGroupSystemUserCountInverted(String groupName, String searchString, Database db) throws SystemException, Bug
{
Integer count = 0;
try
{
count = SystemUserController.getController().getFilteredSystemUserCountInverted(null, groupName, searchString, db);
}
catch( Exception e)
{
throw new SystemException("An error occurred when we tried to fetch a list of users in this group. Reason:" + e.getMessage(), e);
}
return count;
}
public Integer getGroupSystemUserCountInverted(String groupName, String searchString) throws SystemException, Bug
{
Integer count = 0;
Database db = CastorDatabaseService.getDatabase();
try
{
beginTransaction(db);
count = getGroupSystemUserCountInverted(groupName, searchString, db);
commitTransaction(db);
}
catch ( Exception e )
{
rollbackTransaction(db);
throw new SystemException("An error occurred when we tried to fetch a list of users in this group. Reason:" + e.getMessage(), e);
}
return count;
}
public GroupVO update(GroupVO groupVO, Set<String> userNamesSet) throws ConstraintException, SystemException, Exception
{
if(userNamesSet != null)
removeUsers(groupVO.getGroupName());
Database db = CastorDatabaseService.getDatabase();
ConstraintExceptionBuffer ceb = new ConstraintExceptionBuffer();
Group group = null;
beginTransaction(db);
try
{
//add validation here if needed
group = update(groupVO, userNamesSet, db);
//If any of the validations or setMethods reported an error, we throw them up now before create.
ceb.throwIfNotEmpty();
commitTransaction(db);
}
catch(ConstraintException ce)
{
logger.warn("An error occurred so we should not complete the transaction:" + ce, ce);
rollbackTransaction(db);
throw ce;
}
catch(Exception e)
{
logger.error("An error occurred so we should not complete the transaction:" + e, e);
rollbackTransaction(db);
throw new SystemException(e.getMessage());
}
return group.getValueObject();
}
public Group update(GroupVO groupVO, Set<String> userNamesSet, Database db) throws ConstraintException, SystemException, Exception
{
Group group = getGroupWithId(groupVO.getGroupName(), db);
if(userNamesSet != null)
{
for (String userName : userNamesSet)
{
addUser(groupVO.getGroupName(), userName, db);
}
}
group.setValueObject(groupVO);
return group;
}
/**
* This method gets a list of Groups for a particular systemUser.
* @param systemUserId
* @return
* @throws SystemException
* @throws Bug
*/
public List<GroupVO> getGroupVOList(String userName) throws SystemException, Bug
{
List<GroupVO> groupVOList = null;
Database db = CastorDatabaseService.getDatabase();
try
{
beginTransaction(db);
groupVOList = getGroupVOList(userName, db);
commitTransaction(db);
}
catch(Exception e)
{
rollbackTransaction(db);
throw new SystemException("An error occurred when we tried to fetch a list of users in this group. Reason:" + e.getMessage(), e);
}
return groupVOList;
}
/**
* Get the the groups for a user (very light)
*/
public List<GroupVO> getGroupVOList(String userName, Database db) throws SystemException, Bug
{
List<GroupVO> groupVOList = new ArrayList<GroupVO>();
OQLQuery oql;
try
{
oql = db.getOQLQuery( "CALL SQL SELECT r.groupName, r.description, r.source, r.groupType, r.isActive, r.modifiedDateTime FROM cmGroup r, cmSystemUserGroup sur WHERE r.groupName = sur.groupName AND sur.userName = $1 AS org.infoglue.cms.entities.management.impl.simple.GroupImpl");
oql.bind(userName);
QueryResults results = oql.execute(Database.READONLY);
while(results.hasMore())
{
Group group = (Group)results.next();
groupVOList.add(group.getValueObject());
}
results.close();
oql.close();
}
catch(Exception e)
{
throw new SystemException("An error occurred when we tried to fetch groupVOList for " + userName + " Reason:" + e.getMessage(), e);
}
return groupVOList;
}
public void addUser(String groupName, String userName) throws ConstraintException, SystemException
{
Database db = CastorDatabaseService.getDatabase();
ConstraintExceptionBuffer ceb = new ConstraintExceptionBuffer();
beginTransaction(db);
try
{
addUser(groupName, userName, db);
//If any of the validations or setMethods reported an error, we throw them up now before create.
ceb.throwIfNotEmpty();
commitTransaction(db);
}
catch(ConstraintException ce)
{
logger.warn("An error occurred so we should not complete the transaction:" + ce, ce);
rollbackTransaction(db);
throw ce;
}
catch(Exception e)
{
logger.error("An error occurred so we should not complete the transaction:" + e, e);
rollbackTransaction(db);
throw new SystemException(e.getMessage());
}
}
public void addUser(String groupName, String userName, Database db) throws ConstraintException, SystemException, Exception
{
if(groupName != null && userName != null)
{
SystemUserGroupImpl sug = new SystemUserGroupImpl();
sug.setUserName(userName);
sug.setGroupName(groupName);
db.create(sug);
}
}
public void removeUser(String groupName, String userName) throws ConstraintException, SystemException
{
Database db = CastorDatabaseService.getDatabase();
ConstraintExceptionBuffer ceb = new ConstraintExceptionBuffer();
beginTransaction(db);
try
{
removeUser(groupName, userName, db);
//If any of the validations or setMethods reported an error, we throw them up now before create.
ceb.throwIfNotEmpty();
commitTransaction(db);
}
catch(ConstraintException ce)
{
logger.warn("An error occurred so we should not complete the transaction:" + ce, ce);
rollbackTransaction(db);
throw ce;
}
catch(Exception e)
{
logger.error("An error occurred so we should not complete the transaction:" + e, e);
rollbackTransaction(db);
throw new SystemException(e.getMessage());
}
}
public void removeUser(String groupName, String userName, Database db) throws ConstraintException, SystemException, Exception
{
OQLQuery oql = db.getOQLQuery( "SELECT sur FROM org.infoglue.cms.entities.management.impl.simple.SystemUserGroupImpl sur WHERE sur.groupName = $1 AND sur.userName = $2");
oql.bind(groupName);
oql.bind(userName);
QueryResults results = oql.execute();
while (results.hasMore())
{
SystemUserGroupImpl sur = (SystemUserGroupImpl)results.nextElement();
db.remove(sur);
}
results.close();
oql.close();
}
public void removeUsers(String groupName) throws ConstraintException, SystemException, Exception
{
Database db = CastorDatabaseService.getDatabase();
beginTransaction(db);
try
{
OQLQuery oql = db.getOQLQuery( "SELECT sur FROM org.infoglue.cms.entities.management.impl.simple.SystemUserGroupImpl sur WHERE sur.groupName = $1");
oql.bind(groupName);
QueryResults results = oql.execute();
while (results.hasMore())
{
SystemUserGroupImpl sur = (SystemUserGroupImpl)results.nextElement();
logger.info("Deleting " + sur.getUserName() + "/" + sur.getGroupName());
db.remove(sur);
}
results.close();
oql.close();
commitTransaction(db);
}
catch(Exception e)
{
logger.error("An error occurred so we should not complete the transaction:" + e, e);
rollbackTransaction(db);
throw new SystemException(e.getMessage());
}
}
/**
* Get if the Group with the groupName exists
*/
public boolean groupExists(String groupName) throws SystemException, Bug
{
Database db = CastorDatabaseService.getDatabase();
beginTransaction(db);
boolean groupExists = false;
try
{
groupExists = groupExists(groupName, db);
commitTransaction(db);
}
catch(Exception e)
{
logger.error("An error occurred so we should not complete the transaction:" + e, e);
rollbackTransaction(db);
throw new SystemException(e.getMessage());
}
return groupExists;
}
/**
* Get if the Group with the groupName exists
*/
public boolean groupExists(String groupName, Database db) throws SystemException, Bug
{
boolean groupExists = false;
try
{
OQLQuery oql = db.getOQLQuery( "SELECT g FROM org.infoglue.cms.entities.management.impl.simple.GroupImpl g WHERE g.groupName = $1");
oql.bind(groupName);
QueryResults results = oql.execute(Database.READONLY);
if (results.hasMore())
{
groupExists = true;
}
results.close();
oql.close();
}
catch(Exception e)
{
throw new SystemException("An error occurred when we tried to fetch " + groupExists + " Reason:" + e.getMessage(), e);
}
return groupExists;
}
/**
* This is a method that gives the user back an newly initialized ValueObject for this entity that the controller
* is handling.
*/
public BaseEntityVO getNewVO()
{
return new GroupVO();
}
}