package sample.dms.secured;
import java.sql.ResultSet;
import java.sql.SQLException;
import org.springframework.jdbc.core.RowMapper;
import org.springframework.security.acls.domain.BasePermission;
import org.springframework.security.acls.domain.ObjectIdentityImpl;
import org.springframework.security.acls.domain.PrincipalSid;
import org.springframework.security.acls.model.MutableAcl;
import org.springframework.security.acls.model.MutableAclService;
import org.springframework.security.acls.model.ObjectIdentity;
import org.springframework.security.core.context.SecurityContextHolder;
import org.springframework.util.Assert;
import sample.dms.AbstractElement;
import sample.dms.DocumentDaoImpl;
/**
* Adds extra {@link SecureDocumentDao} methods.
*
* @author Ben Alex
*
*/
public class SecureDocumentDaoImpl extends DocumentDaoImpl implements SecureDocumentDao {
private static final String SELECT_FROM_USERS = "SELECT USERNAME FROM USERS ORDER BY USERNAME";
private MutableAclService mutableAclService;
public SecureDocumentDaoImpl(MutableAclService mutableAclService) {
Assert.notNull(mutableAclService, "MutableAclService required");
this.mutableAclService = mutableAclService;
}
public String[] getUsers() {
return (String[]) getJdbcTemplate().query(SELECT_FROM_USERS, new RowMapper<String>() {
public String mapRow(ResultSet rs, int rowNumber) throws SQLException {
return rs.getString("USERNAME");
}
}).toArray(new String[] {});
}
public void create(AbstractElement element) {
super.create(element);
// Create an ACL identity for this element
ObjectIdentity identity = new ObjectIdentityImpl(element);
MutableAcl acl = mutableAclService.createAcl(identity);
// If the AbstractElement has a parent, go and retrieve its identity (it should already exist)
if (element.getParent() != null) {
ObjectIdentity parentIdentity = new ObjectIdentityImpl(element.getParent());
MutableAcl aclParent = (MutableAcl) mutableAclService.readAclById(parentIdentity);
acl.setParent(aclParent);
}
acl.insertAce(acl.getEntries().size(), BasePermission.ADMINISTRATION, new PrincipalSid(SecurityContextHolder.getContext().getAuthentication()), true);
mutableAclService.updateAcl(acl);
}
}