/*
* Copyright (C) 2005-2007 Alfresco Software Limited.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
* This program 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 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* As a special exception to the terms and conditions of version 2.0 of
* the GPL, you may redistribute this Program in connection with Free/Libre
* and Open Source Software ("FLOSS") applications as described in Alfresco's
* FLOSS exception. You should have recieved a copy of the text describing
* the FLOSS exception, and it is also available here:
* http://www.alfresco.com/legal/licensing"
*/
package org.alfresco.repo.jscript;
import java.util.Set;
import org.alfresco.model.ContentModel;
import org.alfresco.repo.security.authority.AuthorityDAO;
import org.alfresco.service.ServiceRegistry;
import org.alfresco.service.cmr.repository.NodeRef;
import org.alfresco.service.cmr.security.AuthorityService;
import org.alfresco.service.cmr.security.AuthorityType;
import org.alfresco.service.cmr.security.PersonService;
import org.alfresco.util.ParameterCheck;
import org.mozilla.javascript.Context;
import org.mozilla.javascript.Scriptable;
/**
* Scripted People service for describing and executing actions against People & Groups.
*
* @author davidc
*/
public final class People extends BaseScopableProcessorExtension
{
/** Repository Service Registry */
private ServiceRegistry services;
private AuthorityDAO authorityDAO;
private AuthorityService authorityService;
/**
* Set the service registry
*
* @param serviceRegistry the service registry
*/
public void setServiceRegistry(ServiceRegistry serviceRegistry)
{
this.services = serviceRegistry;
}
/**
* Set the authority DAO
*
* @param authorityDAO authority dao
*/
public void setAuthorityDAO(AuthorityDAO authorityDAO)
{
this.authorityDAO = authorityDAO;
}
/**
* @param authorityService The authorityService to set.
*/
public void setAuthorityService(AuthorityService authorityService)
{
this.authorityService = authorityService;
}
/**
* Gets the Person given the username
*
* @param username the username of the person to get
* @return the person node (type cm:person) or null if no such person exists
*/
public ScriptNode getPerson(String username)
{
ParameterCheck.mandatoryString("Username", username);
ScriptNode person = null;
PersonService personService = services.getPersonService();
if (personService.personExists(username))
{
NodeRef personRef = personService.getPerson(username);
person = new ScriptNode(personRef, services, getScope());
}
return person;
}
/**
* Gets the Group given the group name
*
* @param groupName name of group to get
* @return the group node (type usr:authorityContainer) or null if no such group exists
*/
public ScriptNode getGroup(String groupName)
{
ParameterCheck.mandatoryString("GroupName", groupName);
ScriptNode group = null;
NodeRef groupRef = authorityDAO.getAuthorityNodeRefOrNull(groupName);
if (groupRef != null)
{
group = new ScriptNode(groupRef, services, getScope());
}
return group;
}
/**
* Deletes a group from the system.
*
* @param group The group to delete
*/
public void deleteGroup(ScriptNode group)
{
ParameterCheck.mandatory("Group", group);
if (group.getQNameType().equals(ContentModel.TYPE_AUTHORITY_CONTAINER))
{
String groupName = (String)group.getProperties().get(ContentModel.PROP_AUTHORITY_NAME);
authorityService.deleteAuthority(groupName);
}
}
/**
* Create a new root level group with the specified unique name
*
* @param groupName The unique group name to create - NOTE: do not prefix with "GROUP_"
*
* @return the group reference if successful or null if failed
*/
public ScriptNode createGroup(String groupName)
{
return createGroup(null, groupName);
}
/**
* Create a new group with the specified unique name
*
* @param parentGroup The parent group node - can be null for a root level group
* @param groupName The unique group name to create - NOTE: do not prefix with "GROUP_"
*
* @return the group reference if successful or null if failed
*/
public ScriptNode createGroup(ScriptNode parentGroup, String groupName)
{
ParameterCheck.mandatoryString("GroupName", groupName);
ScriptNode group = null;
String actualName = services.getAuthorityService().getName(AuthorityType.GROUP, groupName);
if (authorityService.authorityExists(groupName) == false)
{
String parentGroupName = null;
if (parentGroup != null)
{
parentGroupName = (String)parentGroup.getProperties().get(ContentModel.PROP_AUTHORITY_NAME);
}
String result = authorityService.createAuthority(AuthorityType.GROUP, parentGroupName, groupName);
group = getGroup(result);
}
return group;
}
/**
* Add an authority (a user or group) to a group container as a new child
*
* @param parentGroup The parent container group
* @param authority The authority (user or group) to add
*/
public void addAuthority(ScriptNode parentGroup, ScriptNode authority)
{
ParameterCheck.mandatory("Authority", authority);
ParameterCheck.mandatory("ParentGroup", parentGroup);
if (parentGroup.getQNameType().equals(ContentModel.TYPE_AUTHORITY_CONTAINER))
{
String parentGroupName = (String)parentGroup.getProperties().get(ContentModel.PROP_AUTHORITY_NAME);
String authorityName;
if (authority.getQNameType().equals(ContentModel.TYPE_AUTHORITY_CONTAINER))
{
authorityName = (String)authority.getProperties().get(ContentModel.PROP_AUTHORITY_NAME);
}
else
{
authorityName = (String)authority.getProperties().get(ContentModel.PROP_USERNAME);
}
authorityService.addAuthority(parentGroupName, authorityName);
}
}
/**
* Remove an authority (a user or group) from a group
*
* @param parentGroup The parent container group
* @param authority The authority (user or group) to remove
*/
public void removeAuthority(ScriptNode parentGroup, ScriptNode authority)
{
ParameterCheck.mandatory("Authority", authority);
ParameterCheck.mandatory("ParentGroup", parentGroup);
if (parentGroup.getQNameType().equals(ContentModel.TYPE_AUTHORITY_CONTAINER))
{
String parentGroupName = (String)parentGroup.getProperties().get(ContentModel.PROP_AUTHORITY_NAME);
String authorityName;
if (authority.getQNameType().equals(ContentModel.TYPE_AUTHORITY_CONTAINER))
{
authorityName = (String)authority.getProperties().get(ContentModel.PROP_AUTHORITY_NAME);
}
else
{
authorityName = (String)authority.getProperties().get(ContentModel.PROP_USERNAME);
}
authorityService.removeAuthority(parentGroupName, authorityName);
}
}
/**
* Gets the members (people) of a group (including all sub-groups)
*
* @param group the group to retrieve members for
* @param recurse recurse into sub-groups
*
* @return members of the group as a JavaScript array
*/
public Scriptable getMembers(ScriptNode group)
{
ParameterCheck.mandatory("Group", group);
Object[] members = getContainedAuthorities(group, AuthorityType.USER, true);
return Context.getCurrentContext().newArray(getScope(), members);
}
/**
* Gets the members (people) of a group
*
* @param group the group to retrieve members for
* @param recurse recurse into sub-groups
*
* @return the members of the group as a JavaScript array
*/
public Scriptable getMembers(ScriptNode group, boolean recurse)
{
ParameterCheck.mandatory("Group", group);
Object[] members = getContainedAuthorities(group, AuthorityType.USER, recurse);
return Context.getCurrentContext().newArray(getScope(), members);
}
/**
* Gets the groups that contain the specified authority
*
* @param person the user (cm:person) to get the containing groups for
*
* @return the containing groups as a JavaScript array, can be null
*/
public Scriptable getContainerGroups(ScriptNode person)
{
ParameterCheck.mandatory("Person", person);
Object[] parents = null;
Set<String> authorities = this.authorityService.getContainingAuthorities(
AuthorityType.GROUP,
(String)person.getProperties().get(ContentModel.PROP_USERNAME),
false);
parents = new Object[authorities.size()];
int i = 0;
for (String authority : authorities)
{
ScriptNode group = getGroup(authority);
if (group != null)
{
parents[i++] = group;
}
}
return Context.getCurrentContext().newArray(getScope(), parents);
}
/**
* Get Contained Authorities
*
* @param container authority containers
* @param type authority type to filter by
* @param recurse recurse into sub-containers
*
* @return contained authorities
*/
private Object[] getContainedAuthorities(ScriptNode container, AuthorityType type, boolean recurse)
{
Object[] members = null;
if (container.getQNameType().equals(ContentModel.TYPE_AUTHORITY_CONTAINER))
{
String groupName = (String)container.getProperties().get(ContentModel.PROP_AUTHORITY_NAME);
Set<String> authorities = authorityService.getContainedAuthorities(type, groupName, !recurse);
members = new Object[authorities.size()];
int i = 0;
for (String authority : authorities)
{
AuthorityType authorityType = AuthorityType.getAuthorityType(authority);
if (authorityType.equals(AuthorityType.GROUP))
{
ScriptNode group = getGroup(authority);
if (group != null)
{
members[i++] = group;
}
}
else if (authorityType.equals(AuthorityType.USER))
{
ScriptNode person = getPerson(authority);
if (person != null)
{
members[i++] = person;
}
}
}
}
return members != null ? members : new Object[0];
}
}