/**
* Return whether the configuration is valid
*
* @return bool
*/
protected function validateConfiguration()
{
try {
$db = new DbTool($this->getValues());
$db->checkConnectivity();
} catch (PDOException $e) {
$this->error(sprintf($this->translate('Failed to successfully validate the configuration: %s'), $e->getMessage()));
return false;
}
if ($this->getValue('db') === 'pgsql') {
if (!$db->isConnected()) {
try {
$db->connectToDb();
} catch (PDOException $e) {
$this->warning($this->translate(sprintf('Unable to check the server\'s version. This is usually not a critical error as there is' . ' probably only access to the database permitted which does not exist yet. If you are' . ' absolutely sure you are running PostgreSQL in a version equal to or newer than 9.1,' . ' you can skip the validation and safely proceed to the next step. The error was: %s', $e->getMessage())));
return false;
}
}
$version = $db->getServerVersion();
if (version_compare($version, '9.1', '<')) {
$this->error($this->translate(sprintf('The server\'s version %s is too old. The minimum required version is %s.', $version, '9.1')));
return false;
}
}
return true;
}