/**
* Retrieve the list of not installed upgrade filenames sorted by version_compare.
* The list could be filtered by optional 'from' parameter.
* This parameter is usefull, when the module is installed previously
*
* @param string $from
* @return array
*/
public function getUpgradesToRun($from = null)
{
if (null === $from) {
$from = $this->module->getDataVersion();
}
$upgrades = array();
foreach ($this->getUpgradeFiles() as $version => $filename) {
if (version_compare($from, $version) >= 0) {
continue;
}
$upgrades[$version] = $filename;
}
return $upgrades;
}
