File Source for install

<?php
/**
* @version $Header$
* @package install
* @subpackage functions
*/
/**
* assign next step in installation process
*/
$gBitSmarty->assign( 'next_step',$step );
require_once( "get_databases_inc.php" );
// next block checks if there is a config/kernel/config_inc.php and if we can connect through this.
if( isset( $_REQUEST['submit_db_info'] )) {
if( $gBitDbType == 'sybase' ) {
// avoid database change messages
ini_set( 'sybct.min_server_severity', '11' );
}
// for Oracle force database name to use one from tnsnames
// this way we avoid further StartTrans errors that was often reported,
if( $gBitDbType == 'oci8po' && empty( $gBitDbName ) ) {
$gBitSmarty->assign( 'error', TRUE );
$gBitSmarty->assign( 'errorMsg', "Please fill Database Name field. If you don't know it and you're using Express Edition it's probably 'XE'. Otherwise check your \"tnsnames.ora\" file to get appropriate one." );
$error = TRUE;
} else {
$gBitDb = &ADONewConnection( $gBitDbType );
if( $gBitDb->Connect( $gBitDbHost, $gBitDbUser, $gBitDbPassword, $gBitDbName )) {
// display success page when done
$app = '_done';
$gBitSmarty->assign( 'next_step',$step + 1 );
// this is where we tell the installer that this is the first install
// if so, clear out session variables
// if we are coming here from the upgrade process, don't change any value
if( isset( $_SESSION['first_install'] ) && $_SESSION['first_install'] == TRUE && isset( $_SESSION['upgrade'] ) && $_SESSION['upgrade'] == TRUE ) {
// nothing to do
} elseif( !$gBitUser->isAdmin() ) {
$_SESSION = NULL;
$_SESSION['first_install'] = TRUE;
} else {
$_SESSION['first_install'] = FALSE;
}
if( $_SESSION['first_install'] == TRUE ) {
// For MySql only, on first install check if server support
// InnoDB and set a smarty var for template to offer using
// the transaction safe storage engine
if( preg_match( '/mysql/', $gBitDbType )) {
$_SESSION['use_innodb'] = FALSE;
$rs = $gBitDb->Execute('SHOW ENGINES');
while ( !$rs->EOF) {
$row = $rs->GetRowAssoc(false);
switch( isset( $row['Engine'] ) ? strtoupper( $row['Engine'] ) : strtoupper( $row['Type'] )) {
case 'INNODB':
case 'INNOBASE':
if( strtoupper( $row['Support'] ) == 'YES' || strtoupper( $row['Support'] ) == 'DEFAULT' ) {
$gBitSmarty->assign( 'has_innodb_support',strtoupper( $row['Support'] ) );
break 2;
}
}
$rs->MoveNext();
}
$rs->Close();
}
}
} else {
$gBitSmarty->assign( 'error', TRUE );
$gBitSmarty->assign( 'errorMsg', $gBitDb->_errorMsg );
$error = TRUE;
}
}
}
?>

Source for file install_database.php