Horde_Rdo_Mapper::mapFields PHP Method

    public function mapFields($object, $fields = array())
    {
        $relationships = array();
        foreach ($fields as $fieldName => &$fieldValue) {
            if (strpos($fieldName, '@') !== false) {
                list($rel, $field) = explode('@', $fieldName, 2);
                $relationships[$rel][$field] = $fieldValue;
                unset($fields[$fieldName]);
            }
            if (isset($this->fields[$fieldName])) {
                $fieldName = $this->fields[$fieldName];
            }
            $column = $this->tableDefinition->getColumn($fieldName);
            if ($column) {
                $fieldValue = $column->typeCast($fieldValue);
            }
        }
        $object->setFields($fields);
        if (count($relationships)) {
            foreach ($this->relationships as $relationship => $rel) {
                if (isset($rel['mapper'])) {
                    if ($this->_factory) {
                        $m = $this->_factory->create($rel['mapper']);
                    } else {
                        $m = new $rel['mapper']($this->adapter);
                    }
                } else {
                    $m = $this->tableToMapper($relationship);
                    if (is_null($m)) {
                        // @TODO Throw an exception?
                        continue;
                    }
                }
                // Don't check the table only. If there was a match for LEFT
                // JOINs, there may be a "empty" result
                if (isset($relationships[$m->table], $relationships[$m->table][$m->primaryKey])) {
                    $object->{$relationship} = $m->map($relationships[$m->table]);
                }
            }
        }
    }