make dumps and backups with php

<?php

$dump_file  = 'dump.sql';
$db_user    = 'openerp';
$db_pass    = 'MYPASSWORD';
$db_dbname  = 'reservation2';
$db_host    = 'localhost';

putenv('PGPASSWORD=' . $db_pass);
putenv('PGUSER=' . $db_user);
putenv('PGHOST=' . $db_host);

//make backup of a database with pg_dump
//system('pg_dump '.$db_dbname.' > '.$dump_file);

//create new databse $db_dbname
system('createdb ' . $db_dbname);

//copy template into new databse
system('psql -f openerp_template.sql -d ' . $db_dbname);

?>
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