/**
* Get a setting from the config.
*
* @param string $key
* @param mixed $alt if not set, return this alternative
* @return string
* @see psm_load_conf()
*/
function psm_get_conf($key, $alt = null)
{
if (!isset($GLOBALS['sm_config'])) {
psm_load_conf();
}
$result = isset($GLOBALS['sm_config'][$key]) ? $GLOBALS['sm_config'][$key] : $alt;
return $result;
}
$includes = glob(PSM_PATH_INC . '*.inc.php');
foreach ($includes as $file) {
include_once $file;
}
// init db connection
$db = new psm\Service\Database();
// sanity check!
if (!defined('PSM_INSTALL') || !PSM_INSTALL) {
if ($db->getDbHost() === null) {
// no config file has been loaded, redirect the user to the install
header('Location: install.php');
die;
}
// config file has been loaded, check if we have a connection
if (!$db->status()) {
die('Unable to establish database connection...');
}
// attempt to load configuration from database
if (!psm_load_conf()) {
// unable to load from config table
header('Location: install.php');
die;
}
// config load OK, make sure database version is up to date
$installer = new \psm\Util\Install\Installer($db);
if ($installer->isUpgradeRequired()) {
die('Your database is for an older version and requires an upgrade, <a href="install.php">please click here</a> to update your database to the latest version.');
}
}
$lang = psm_get_conf('language', 'en_US');
psm_load_lang($lang);
