/**
* lists
* List all available Db implementations in the system
*
* @return Array Return an array of string of the available Db implementation
*/
public static function lists()
{
if (is_null(self::$_cacheLists)) {
$dircontents = scandir(IEM_PATH . '/ext/database/');
$lists = array();
foreach ($dircontents as $each) {
if (in_array($each, array('.', '..' . 'db.php'))) {
continue;
}
list($filename, $ext) = explode('.', $each);
array_push($lists, $filename);
}
self::$_cacheLists = $lists;
}
return self::$_cacheLists;
}
/**
* Get database
* Get the database object that is used by the framework
*
* @param Db $overwriteDB Database object to use (OPTIONAL)
* @return Db|FALSE Returns a concrete implementation of the database object if successful, FALSE otherwise
*
* @uses Db
* @uses SENDSTUDIO_DATABASE_TYPE
* @uses SENDSTUDIO_DATABASE_HOST
* @uses SENDSTUDIO_DATABASE_USER
* @uses SENDSTUDIO_DATABASE_PASSWORD
* @uses SENDSTUDIO_DATABASE_NAME
*/
public static final function getDatabase($overwriteDB = null)
{
static $db = null;
static $characterset_defined = false;
if (!is_null($overwriteDB) && $overwriteDB instanceof Db) {
$db = $overwriteDB;
}
if (is_null($db)) {
while (true) {
$required_constants = array('SENDSTUDIO_DATABASE_TYPE', 'SENDSTUDIO_DATABASE_HOST', 'SENDSTUDIO_DATABASE_USER', 'SENDSTUDIO_DATABASE_PASS', 'SENDSTUDIO_DATABASE_NAME');
$all_ok = false;
foreach ($required_constants as $required) {
if (!defined($required)) {
break;
}
$all_ok = true;
}
if (!$all_ok) {
break;
}
try {
$db = IEM_DBFACTORY::manufacture(SENDSTUDIO_DATABASE_TYPE, SENDSTUDIO_DATABASE_HOST, SENDSTUDIO_DATABASE_USER, SENDSTUDIO_DATABASE_PASS, SENDSTUDIO_DATABASE_NAME);
$db->TablePrefix = SENDSTUDIO_TABLEPREFIX;
} catch (exception $e) {
$db = false;
break;
}
break;
}
if (is_null($db)) {
$db = false;
}
}
while (!$characterset_defined) {
if (is_null($db) || $db === false || !defined('SENDSTUDIO_DATABASE_TYPE')) {
break;
}
if (SENDSTUDIO_DATABASE_TYPE != 'mysql') {
$characterset_defined = true;
break;
}
if (!defined('SENDSTUDIO_CHARSET')) {
break;
}
if (SENDSTUDIO_CHARSET != 'UTF-8') {
$characterset_defined = true;
break;
}
if (!defined('SENDSTUDIO_DATABASE_UTF8PATCH')) {
define('SENDSTUDIO_DATABASE_UTF8PATCH', false);
}
if (!SENDSTUDIO_DATABASE_UTF8PATCH) {
$characterset_defined = true;
break;
}
$db->Query("SET NAMES 'utf8'");
$db->charset = 'utf8';
$characterset_defined = true;
break;
}
return $db;
}
public static final function getDatabase()
{
static $db = null;
static $characterset_defined = false;
if (self::configGet() !== false) {
try {
$db = IEM_DBFACTORY::manufacture(SENDSTUDIO_DATABASE_TYPE, SENDSTUDIO_DATABASE_HOST, SENDSTUDIO_DATABASE_USER, SENDSTUDIO_DATABASE_PASS, SENDSTUDIO_DATABASE_NAME);
$db->TablePrefix = SENDSTUDIO_TABLEPREFIX;
} catch (Exception $e) {
trigger_error($e->getMessage());
$db = false;
}
} else {
$db = false;
}
if (is_null($db)) {
$db = false;
}
return $db;
}
