lechimp-p / dicto.php

     * @throws  \RuntimeException   if database already exists.

     * @return  IndexDB

     */

    public function build_index_db($path) {

        if (file_exists($path)) {

            throw new \RuntimeException("File at '$path' already exists, can't build database.");

        }

        $connection = DB::sqlite_connection($path);

        $db = new IndexDB($connection);

        $db->init_sqlite_regexp();

        $db->init_database_schema();

        return $db;

    }

    /**

     * Check if an index database exists.

     * @throws  \RuntimeException   if file does not exist

     * @return  IndexDB 

     */

    public function load_index_db($path) {

        if (!$this->index_db_exists($path)) {

            throw new \RuntimeException("There is no index database at '$path'");

        }

        $connection = DB::sqlite_connection($path);

        $db = new IndexDB($connection);

        $db->init_sqlite_regexp();

        return $db;

    }

}