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<?php
/**
* @file
* Functions for the database
*/
/*
* Database Class
*/
class Database {
/*
* Constructor
*/
function Database() {
// PEAR must be installed
require_once('DB.php');
}
/*
* Logs into database and returns database handle
*
* @param $engine
* database engine
* @param $dbfile
* database file
* @param $username
* username for database
* @param $password
* password for database
* @param $host
* database host
* @param $name
* database name
* @return $dbh
* variable to hold the returned database handle
*/
function logon($engine,$dbfile,$username,$password,$host,$name) {
// connect string
if ($dbfile) {
// datasource mostly to support sqlite: dbengine://dbfile?mode=xxxx
$dsn = $engine . '://' . $dbfile . '?mode=0666';
}
else {
// datasource in in this style: dbengine://username:password@host/database
$datasource = $engine . '://' . $username . ':' . $password . '@' . $host . '/' . $name;
}
// options
$options = array(
'debug' => 2,
'portability' => DB_PORTABILITY_LOWERCASE|DB_PORTABILITY_RTRIM|DB_PORTABILITY_DELETE_COUNT|DB_PORTABILITY_NUMROWS|DB_PORTABILITY_ERRORS|DB_PORTABILITY_NULL_TO_EMPTY,
);
// attempt connection
$dbh = DB::connect($datasource,$options);
// if connection failed show error
if(DB::isError($dbh)) {
$_SESSION['ari_error'] .= $dbh->getMessage() . "<br><br>";
return;
}
return $dbh;
}
}
?>
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