vijinho / kohana2-legacy

            $sql = array($sql);

        }

        foreach ($sql as $val) {

            if (is_string($val)) {

                if (($val = trim($val)) === '') {

                    continue;

                }

                // TODO: Temporary solution, this should be moved to database driver (AS is checked for twice)

                if (stripos($val, ' AS ') !== false) {

                    $val = str_ireplace(' AS ', ' AS ', $val);

                    list($table, $alias) = explode(' AS ', $val);

                    // Attach prefix to both sides of the AS

                    $val = $this->config['table_prefix'].$table.' AS '.$this->config['table_prefix'].$alias;

                } else {

                    $val = $this->config['table_prefix'].$val;

                }

            }

            $this->from[] = $val;

        }

        return $this;

    }

            $table = array($table);

        }

        foreach ($table as $t) {

            if (is_string($t)) {

                // TODO: Temporary solution, this should be moved to database driver (AS is checked for twice)

                if (stripos($t, ' AS ') !== false) {

                    $t = str_ireplace(' AS ', ' AS ', $t);

                    list($table, $alias) = explode(' AS ', $t);

                    // Attach prefix to both sides of the AS

                    $t = $this->config['table_prefix'].$table.' AS '.$this->config['table_prefix'].$alias;

                } else {

                    $t = $this->config['table_prefix'].$t;

                }

            }

            $join['tables'][] = $this->driver->escape_column($t);

        }

        $join['conditions'] = '('.trim(implode(' ', $cond)).')';

        $join['type'] = $type;