kernel/classes/ezcontentobjecttreenode.php
static function getObjectIdsInNodeSubTree($node)
    {
        $db = eZDB::instance();
        $nodePath =  $node->attribute( 'path_string' );
        $pathString = " path_string like '$nodePath%' AND ";

        $objectIDArray = $db->arrayQuery( "SELECT
                                           ezcontentobject.id
                                    FROM
                                           ezcontentobject_tree, ezcontentobject
                                    WHERE
                                          $pathString
                                          ezcontentobject_tree.contentobject_id=ezcontentobject.id AND
                                          ezcontentobject_tree.main_node_id=ezcontentobject_tree.node_id" );

        if ( count( $objectIDArray ) == 0 )
            return null;

        $objectSimpleIDArray = array();

        foreach ( $objectIDArray as $objectID )
        {
            $objectSimpleIDArray[] = $objectID['id'];
        }

        return $objectSimpleIDArray;
    }
static function getObjectIdsInNodeSubTree($node)
    {
        $db = eZDB::instance();
        $nodePath =  $node->attribute( 'path_string' );
        $pathString = " path_string like '$nodePath%' AND ";

        $objectIDArray = $db->arrayQuery( "SELECT
                                           ezcontentobject.id
                                    FROM
                                           ezcontentobject_tree, ezcontentobject
                                    WHERE
                                          $pathString
                                          ezcontentobject_tree.contentobject_id=ezcontentobject.id AND
                                          ezcontentobject_tree.main_node_id=ezcontentobject_tree.node_id" );

        if ( count( $objectIDArray ) == 0 )
            return null;

        $objectSimpleIDArray = array();

        foreach ( $objectIDArray as $objectID )
        {
            $objectSimpleIDArray[] = $objectID['id'];
        }

        return $objectSimpleIDArray;
    }
static function getObjectIdsInNodeSubTree ( $ node ) { $ db = eZDB :: instance ( ) ; $ nodePath = $ node -> attribute ( 'path_string' ) ; $ pathString = " path_string like '$nodePath%' AND " ; $ objectIDArray = $ db -> arrayQuery ( "SELECT
                                           ezcontentobject.id
                                    FROM
                                           ezcontentobject_tree, ezcontentobject
                                    WHERE
                                          $pathString
                                          ezcontentobject_tree.contentobject_id=ezcontentobject.id AND
                                          ezcontentobject_tree.main_node_id=ezcontentobject_tree.node_id" ) ; if ( count ( $ objectIDArray ) == 0 ) return null ; $ objectSimpleIDArray = array ( ) ; foreach ( $ objectIDArray as $ objectID ) { $ objectSimpleIDArray [ ] = $ objectID [ 'id' ] ; } return $ objectSimpleIDArray ; }
Returns an array of Object IDs inside node subtree or null when empty.
@param $node
@return array|null
Returns an array of Object IDs inside node subtree or null when empty .