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alfresco-community-repo/source/java/org/alfresco/repo/site/SiteServiceImpl.java

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/*
* 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.site;
import java.io.Serializable;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Set;
import org.alfresco.error.AlfrescoRuntimeException;
import org.alfresco.model.ContentModel;
import org.alfresco.repo.activities.ActivityType;
import org.alfresco.repo.security.authentication.AuthenticationComponent;
import org.alfresco.repo.security.authentication.AuthenticationUtil;
import org.alfresco.service.cmr.activities.ActivityService;
import org.alfresco.service.cmr.model.FileFolderService;
import org.alfresco.service.cmr.model.FileInfo;
import org.alfresco.service.cmr.model.FileNotFoundException;
import org.alfresco.service.cmr.repository.ChildAssociationRef;
import org.alfresco.service.cmr.repository.NodeRef;
import org.alfresco.service.cmr.repository.NodeService;
import org.alfresco.service.cmr.repository.StoreRef;
import org.alfresco.service.cmr.search.ResultSet;
import org.alfresco.service.cmr.search.SearchService;
import org.alfresco.service.cmr.security.AccessPermission;
import org.alfresco.service.cmr.security.AuthorityType;
import org.alfresco.service.cmr.security.PermissionService;
import org.alfresco.service.cmr.security.PersonService;
import org.alfresco.service.cmr.tagging.TaggingService;
import org.alfresco.service.namespace.NamespaceService;
import org.alfresco.service.namespace.QName;
import org.alfresco.service.namespace.RegexQNamePattern;
import org.alfresco.util.PropertyMap;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.json.JSONException;
import org.json.JSONObject;
import sun.reflect.ReflectionFactory.GetReflectionFactoryAction;
/**
* Site Service Implementation. Also bootstraps the site AVM and DM stores.
*
* @author Roy Wetherall
*/
public class SiteServiceImpl implements SiteService, SiteModel
{
/** Logger */
private static Log logger = LogFactory.getLog(SiteServiceImpl.class);
/** The DM store where site's are kept */
public static final StoreRef SITE_STORE = new StoreRef("workspace://SpacesStore");
/** Activiti tool */
private static final String ACTIVITY_TOOL = "siteService";
/** Services */
private NodeService nodeService;
private FileFolderService fileFolderService;
private SearchService searchService;
private PermissionService permissionService;
private ActivityService activityService;
private PersonService personService;
private AuthenticationComponent authenticationComponent;
private TaggingService taggingService;
/**
* Set node service
*
* @param nodeService node service
*/
public void setNodeService(NodeService nodeService)
{
this.nodeService = nodeService;
}
/**
* Set file folder service
*
* @param fileFolderService file folder service
*/
public void setFileFolderService(FileFolderService fileFolderService)
{
this.fileFolderService = fileFolderService;
}
/**
* Set search service
*
* @param searchService search service
*/
public void setSearchService(SearchService searchService)
{
this.searchService = searchService;
}
/**
* Set permission service
*
* @param permissionService permission service
*/
public void setPermissionService(PermissionService permissionService)
{
this.permissionService = permissionService;
}
/**
* Set activity service
*
* @param activityService activity service
*/
public void setActivityService(ActivityService activityService)
{
this.activityService = activityService;
}
/**
* Set person service
*
* @param personService person service
*/
public void setPersonService(PersonService personService)
{
this.personService = personService;
}
/**
* Set authentication component
*
* @param authenticationComponent authententication component
*/
public void setAuthenticationComponent(AuthenticationComponent authenticationComponent)
{
this.authenticationComponent = authenticationComponent;
}
/**
* Set the taggin service
*
* @param taggingService tagging service
*/
public void setTaggingService(TaggingService taggingService)
{
this.taggingService = taggingService;
}
/**
* @see org.alfresco.repo.site.SiteService#createSite(java.lang.String, java.lang.String, java.lang.String, java.lang.String, boolean)
*/
public SiteInfo createSite(String sitePreset, String shortName, String title, String description, boolean isPublic)
{
/// TODO check for shortname duplicates
// Get the site parent node reference
NodeRef siteParent = getSiteParent(shortName);
// Create the site node
PropertyMap properties = new PropertyMap(4);
properties.put(ContentModel.PROP_NAME, shortName);
properties.put(SiteModel.PROP_SITE_PRESET, sitePreset);
properties.put(ContentModel.PROP_TITLE, title);
properties.put(ContentModel.PROP_DESCRIPTION, description);
NodeRef siteNodeRef = this.nodeService.createNode(
siteParent,
ContentModel.ASSOC_CONTAINS,
QName.createQName(NamespaceService.CONTENT_MODEL_1_0_URI, shortName),
SiteModel.TYPE_SITE,
properties).getChildRef();
// Make the new site a tag scope
this.taggingService.addTagScope(siteNodeRef);
// Set the memberhips details
// - give all authorities read permissions if site is public
// - give all authorities read permission on permissions so memberships can be calculated
// - give current user role of site manager
this.permissionService.setInheritParentPermissions(siteNodeRef, false);
if (isPublic == true)
{
this.permissionService.setPermission(siteNodeRef, PermissionService.ALL_AUTHORITIES, SITE_CONSUMER, true);
}
this.permissionService.setPermission(siteNodeRef, PermissionService.ALL_AUTHORITIES, PermissionService.READ_PERMISSIONS, true);
this.permissionService.setPermission(siteNodeRef, authenticationComponent.getCurrentUserName(), SiteModel.SITE_MANAGER, true);
// Return created site information
SiteInfo siteInfo = new SiteInfo(sitePreset, shortName, title, description, isPublic, siteNodeRef);
return siteInfo;
}
/**
* Gets a sites parent folder based on it's short name
* ]
* @param shortName site short name
* @return NodeRef the site's parent
*/
private NodeRef getSiteParent(String shortName)
{
// TODO
// For now just return the site root, later we may build folder structure based on the shortname to
// spread the sites about
return getSiteRoot();
}
/**
* Get the node reference that is the site root
*
* @return NodeRef node reference
*/
private NodeRef getSiteRoot()
{
// Get the root 'sites' folder
ResultSet resultSet = this.searchService.query(SITE_STORE, SearchService.LANGUAGE_LUCENE, "TYPE:\"st:sites\"");
if (resultSet.length() == 0)
{
// No root site folder exists
throw new AlfrescoRuntimeException("No root sites folder exists");
}
else if (resultSet.length() != 1)
{
// More than one root site folder exits
throw new AlfrescoRuntimeException("More than one root sites folder exists");
}
return resultSet.getNodeRef(0);
}
/**
* @see org.alfresco.repo.site.SiteService#listSites(java.lang.String, java.lang.String)
*/
public List<SiteInfo> listSites(String nameFilter, String sitePresetFilter)
{
// TODO
// - take into consideration the filters set
// - take into consideration that the sites may not just be in a flat list under the site root
// TODO
// For now just return the list of sites present under the site root
NodeRef siteRoot = getSiteRoot();
List<ChildAssociationRef> assocs = this.nodeService.getChildAssocs(siteRoot, ContentModel.ASSOC_CONTAINS, RegexQNamePattern.MATCH_ALL);
List<SiteInfo> result = new ArrayList<SiteInfo>(assocs.size());
for (ChildAssociationRef assoc : assocs)
{
result.add(createSiteInfo(assoc.getChildRef()));
}
return result;
}
/**
* @see org.alfresco.repo.site.SiteService#listSites(java.lang.String)
*/
public List<SiteInfo> listSites(String userName)
{
List<SiteInfo> sites = listSites(null, null);
List<SiteInfo> result = new ArrayList<SiteInfo>(sites.size());
for (SiteInfo site : sites)
{
if (isMember(site.getShortName(), userName) == true)
{
result.add(site);
}
}
return result;
}
/**
* Creates a site informatoin object given a site node reference
*
* @param siteNodeRef site node reference
* @return SiteInfo site information object
*/
private SiteInfo createSiteInfo(NodeRef siteNodeRef)
{
// Get the properties
Map<QName, Serializable> properties = this.nodeService.getProperties(siteNodeRef);
String shortName = (String)properties.get(ContentModel.PROP_NAME);
String sitePreset = (String)properties.get(PROP_SITE_PRESET);
String title = (String)properties.get(ContentModel.PROP_TITLE);
String description = (String)properties.get(ContentModel.PROP_DESCRIPTION);
// Determine whether the space is public or not
boolean isPublic = isSitePublic(siteNodeRef);
// Create and return the site information
SiteInfo siteInfo = new SiteInfo(sitePreset, shortName, title, description, isPublic, siteNodeRef);
return siteInfo;
}
/**
* Indicates whether a site is public or not
*
* @param siteNodeRef site node reference
* @return boolean true if the site is public, false otherwise
*/
private boolean isSitePublic(NodeRef siteNodeRef)
{
boolean isPublic = false;
Set<AccessPermission> permissions = this.permissionService.getAllSetPermissions(siteNodeRef);
for (AccessPermission permission : permissions)
{
if (permission.getAuthority().equals(PermissionService.ALL_AUTHORITIES) == true &&
permission.getPermission().equals(SITE_CONSUMER) == true)
{
isPublic = true;
break;
}
}
return isPublic;
}
/**
* @see org.alfresco.repo.site.SiteService#getSite(java.lang.String)
*/
public SiteInfo getSite(String shortName)
{
SiteInfo result = null;
// Get the site node
NodeRef siteNodeRef = getSiteNodeRef(shortName);
if (siteNodeRef != null)
{
// Create the site info
result = createSiteInfo(siteNodeRef);
}
// Return the site information
return result;
}
/**
* Gets the site's node reference based on its short name
*
* @param shortName short name
* @return NodeRef node reference
*/
private NodeRef getSiteNodeRef(String shortName)
{
NodeRef result = null;
String query = "+TYPE:\"st:site\" +@cm\\:name:\"" + shortName + "\"";
ResultSet resultSet = this.searchService.query(SITE_STORE, SearchService.LANGUAGE_LUCENE, query);
if (resultSet.length() == 1)
{
result = resultSet.getNodeRef(0);
}
return result;
}
/**
* @see org.alfresco.repo.site.SiteService#updateSite(org.alfresco.repo.site.SiteInfo)
*/
public void updateSite(SiteInfo siteInfo)
{
NodeRef siteNodeRef = getSiteNodeRef(siteInfo.getShortName());
if (siteNodeRef == null)
{
throw new AlfrescoRuntimeException("Can not update site " + siteInfo.getShortName() + " because it does not exist.");
}
// Note: the site preset and short name can not be updated
// Update the properties of the site
Map<QName, Serializable> properties = this.nodeService.getProperties(siteNodeRef);
properties.put(ContentModel.PROP_TITLE, siteInfo.getTitle());
properties.put(ContentModel.PROP_DESCRIPTION, siteInfo.getDescription());
this.nodeService.setProperties(siteNodeRef, properties);
// Update the isPublic flag
boolean isPublic = isSitePublic(siteNodeRef);
if (isPublic != siteInfo.getIsPublic());
{
if (siteInfo.getIsPublic() == true)
{
// Add the permission
this.permissionService.setPermission(siteNodeRef, PermissionService.ALL_AUTHORITIES, SITE_CONSUMER, true);
}
else
{
// Remove the permission
this.permissionService.deletePermission(siteNodeRef, PermissionService.ALL_AUTHORITIES, SITE_CONSUMER);
}
}
}
/**
* @see org.alfresco.repo.site.SiteService#deleteSite(java.lang.String)
*/
public void deleteSite(String shortName)
{
NodeRef siteNodeRef = getSiteNodeRef(shortName);
if (siteNodeRef == null)
{
throw new AlfrescoRuntimeException("Can not delete site " + shortName + " because it does not exist.");
}
this.nodeService.deleteNode(siteNodeRef);
}
/**
* @see org.alfresco.repo.site.SiteService#listMembers(java.lang.String, java.lang.String, java.lang.String)
*/
public Map<String, String> listMembers(String shortName, String nameFilter, String roleFilter)
{
NodeRef siteNodeRef = getSiteNodeRef(shortName);
if (siteNodeRef == null)
{
throw new AlfrescoRuntimeException("Site " + shortName + " does not exist.");
}
Map<String, String> members = new HashMap<String, String>(23);
Set<AccessPermission> permissions = this.permissionService.getAllSetPermissions(siteNodeRef);
for (AccessPermission permission : permissions)
{
String authority = permission.getAuthority();
if (permission.getAuthority().startsWith(PermissionService.GROUP_PREFIX) == true)
{
// TODO .. collapse groups into users
}
else
{
// Check to see if we already have an entry for the user in the map
if (members.containsKey(authority) == true)
{
// TODO .. we need to resolve the permission in the map to the 'highest'
// for now do nothing as we shouldn't have more than on anyhow
}
else
{
// Add the user and permission to the map
members.put(authority, permission.getPermission());
}
}
}
return members;
}
/**
* @see org.alfresco.repo.site.SiteService#getMembersRole(java.lang.String, java.lang.String)
*/
public String getMembersRole(String shortName, String userName)
{
Map<String, String> members = listMembers(shortName, null, null);
return members.get(userName);
}
/**
* @see org.alfresco.repo.site.SiteService#isMember(java.lang.String, java.lang.String)
*/
public boolean isMember(String shortName, String userName)
{
return (getMembersRole(shortName, userName) != null);
}
/**
* @see org.alfresco.repo.site.SiteService#removeMembership(java.lang.String, java.lang.String)
*/
public void removeMembership(final String shortName, final String userName)
{
final NodeRef siteNodeRef = getSiteNodeRef(shortName);
if (siteNodeRef == null)
{
throw new AlfrescoRuntimeException("Site " + shortName + " does not exist.");
}
// TODO what do we do about the user if they are in a group that has rights to the site?
// TODO do not remove the only site manager
// Determine whether the site is private or not
boolean isPublic = isSitePublic(siteNodeRef);
// Get the current user
String currentUserName = AuthenticationUtil.getCurrentUserName();
// Get the user current role
String role = getMembersRole(shortName, userName);
// If ...
// -- the site is public and
// -- the user is ourselves and
// -- the users current role is consumer
if (isPublic == true &&
currentUserName.equals(userName) == true &&
role != null &&
role.equals(SiteModel.SITE_CONSUMER) == true)
{
// Run as system user
AuthenticationUtil.runAs(new AuthenticationUtil.RunAsWork<Object>()
{
public Object doWork() throws Exception
{
permissionService.clearPermission(siteNodeRef, userName);
return null;
}
}, AuthenticationUtil.SYSTEM_USER_NAME);
}
else
{
// Clear the permissions for the user
this.permissionService.clearPermission(siteNodeRef, userName);
}
if (AuthorityType.getAuthorityType(userName) == AuthorityType.USER)
{
activityService.postActivity(ActivityType.SITE_USER_REMOVED, shortName, ACTIVITY_TOOL, getActivityData(userName, ""));
}
else
{
// TODO - update this, if sites support groups
logger.error("setMembership - failed to post activity: unexpected authority type: " + AuthorityType.getAuthorityType(userName));
}
}
/**
* @see org.alfresco.repo.site.SiteService#setMembership(java.lang.String, java.lang.String, java.lang.String)
*/
public void setMembership(String shortName, final String userName, final String role)
{
final NodeRef siteNodeRef = getSiteNodeRef(shortName);
if (siteNodeRef == null)
{
throw new AlfrescoRuntimeException("Site " + shortName + " does not exist.");
}
// Determine whether the site is private or not
boolean isPublic = isSitePublic(siteNodeRef);
// Determine whether the user is already a member of the site
boolean alreadyMember = false;
Set<AccessPermission> permissions = this.permissionService.getAllSetPermissions(siteNodeRef);
for (AccessPermission permission : permissions)
{
String authority = permission.getAuthority();
if (authority.equals(userName))
{
alreadyMember = true;
break;
}
}
// TODO if this is the only site manager do not downgrade their permissions
// If we are:
// -- refering to a public site and
// -- the role being set is consumer and
// -- the user being added is ourselves and
// -- the member does not already have permissions
// ... then we can set the permissions as system user
String currentUserName = AuthenticationUtil.getCurrentUserName();
if (isPublic == true &&
role.equals(SiteModel.SITE_CONSUMER) == true &&
userName.equals(currentUserName) == true &&
alreadyMember == false)
{
// Run as system user
AuthenticationUtil.runAs(new AuthenticationUtil.RunAsWork<Object>()
{
public Object doWork() throws Exception
{
// Clear any existing permissions
permissionService.clearPermission(siteNodeRef, userName);
// Set the permissions
permissionService.setPermission(siteNodeRef, userName, role, true);
return null;
}
}, AuthenticationUtil.SYSTEM_USER_NAME);
}
else
{
// Clear any existing permissions
this.permissionService.clearPermission(siteNodeRef, userName);
// Set the permissions
this.permissionService.setPermission(siteNodeRef, userName, role, true);
}
if (! alreadyMember)
{
if (AuthorityType.getAuthorityType(userName) == AuthorityType.USER)
{
activityService.postActivity(ActivityType.SITE_USER_JOINED, shortName, ACTIVITY_TOOL, getActivityData(userName, role));
}
else
{
// TODO - update this, if sites support groups
logger.error("setMembership - failed to post activity: unexpected authority type: " + AuthorityType.getAuthorityType(userName));
}
}
else
{
if (AuthorityType.getAuthorityType(userName) == AuthorityType.USER)
{
activityService.postActivity(ActivityType.SITE_USER_ROLE_UPDATE, shortName, ACTIVITY_TOOL, getActivityData(userName, role));
}
else
{
// TODO - update this, if sites support groups
logger.error("setMembership - failed to post activity: unexpected authority type: " + AuthorityType.getAuthorityType(userName));
}
}
}
/**
* @see org.alfresco.repo.site.SiteService#createContainer(java.lang.String, java.lang.String, org.alfresco.service.namespace.QName, java.util.Map)
*/
public NodeRef createContainer(String shortName, String componentId, QName containerType, Map<QName, Serializable> containerProperties)
{
// Check for the component id
if (componentId == null || componentId.length() ==0)
{
throw new AlfrescoRuntimeException("Component id not provided");
}
// retrieve site
NodeRef siteNodeRef = getSiteNodeRef(shortName);
if (siteNodeRef == null)
{
throw new AlfrescoRuntimeException("Site " + shortName + " does not exist.");
}
// retrieve component folder within site
NodeRef containerNodeRef = null;
try
{
containerNodeRef = findContainer(siteNodeRef, componentId);
}
catch(FileNotFoundException e)
{
}
// create the container node reference
if (containerNodeRef == null)
{
if (containerType == null)
{
containerType = ContentModel.TYPE_FOLDER;
}
// create component folder
FileInfo fileInfo = fileFolderService.create(siteNodeRef, componentId, containerType);
// Get the created container
containerNodeRef = fileInfo.getNodeRef();
// Set the properties if they have been provided
if (containerProperties != null)
{
Map<QName, Serializable> props = this.nodeService.getProperties(containerNodeRef);
props.putAll(containerProperties);
this.nodeService.setProperties(containerNodeRef, props);
}
// Add the container aspect
Map<QName, Serializable> aspectProps = new HashMap<QName, Serializable>(1);
aspectProps.put(SiteModel.PROP_COMPONENT_ID, componentId);
this.nodeService.addAspect(containerNodeRef, ASPECT_SITE_CONTAINER, aspectProps);
// Make the container a tag scope
this.taggingService.addTagScope(containerNodeRef);
}
return containerNodeRef;
}
/**
* @see org.alfresco.repo.site.SiteService#getContainer(java.lang.String)
*/
public NodeRef getContainer(String shortName, String componentId)
{
if (componentId == null || componentId.length() ==0)
{
throw new AlfrescoRuntimeException("Component id not provided");
}
// retrieve site
NodeRef siteNodeRef = getSiteNodeRef(shortName);
if (siteNodeRef == null)
{
throw new AlfrescoRuntimeException("Site " + shortName + " does not exist.");
}
// retrieve component folder within site
// NOTE: component id is used for folder name
NodeRef containerNodeRef = null;
try
{
containerNodeRef = findContainer(siteNodeRef, componentId);
}
catch(FileNotFoundException e)
{
}
return containerNodeRef;
}
/**
* @see org.alfresco.repo.site.SiteService#hasContainer(java.lang.String)
*/
public boolean hasContainer(String shortName, String componentId)
{
if (componentId == null || componentId.length() ==0)
{
throw new AlfrescoRuntimeException("Component id not provided");
}
// retrieve site
NodeRef siteNodeRef = getSiteNodeRef(shortName);
if (siteNodeRef == null)
{
throw new AlfrescoRuntimeException("Site " + shortName + " does not exist.");
}
// retrieve component folder within site
// NOTE: component id is used for folder name
boolean hasContainer = false;
try
{
findContainer(siteNodeRef, componentId);
hasContainer = true;
}
catch(FileNotFoundException e)
{
}
return hasContainer;
}
/**
* Locate site "container" folder for component
*
* @param siteNodeRef site
* @param componentId component id
* @return "container" node ref, if it exists
* @throws FileNotFoundException
*/
private NodeRef findContainer(NodeRef siteNodeRef, String componentId)
throws FileNotFoundException
{
List<String> paths = new ArrayList<String>(1);
paths.add(componentId);
FileInfo fileInfo = fileFolderService.resolveNamePath(siteNodeRef, paths);
if (!fileInfo.isFolder())
{
throw new AlfrescoRuntimeException("Site container " + fileInfo.getName() + " does not refer to a folder ");
}
return fileInfo.getNodeRef();
}
private String getActivityData(String userName, String role)
{
String memberFN = "";
String memberLN = "";
NodeRef person = personService.getPerson(userName);
if (person != null)
{
memberFN = (String)nodeService.getProperty(person, ContentModel.PROP_FIRSTNAME);
memberLN = (String)nodeService.getProperty(person, ContentModel.PROP_LASTNAME);
}
try
{
JSONObject activityData = new JSONObject();
activityData.put("role", role);
activityData.put("memberFirstName", memberFN);
activityData.put("memberLastName", memberLN);
return activityData.toString();
}
catch (JSONException je)
{
// log error, subsume exception
logger.error("Failed to get activity data: " + je);
return "";
}
}
}
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