public function getUpgradeInfo()
{
$sqlPath = \Yii::getAlias('@data') . TFileHelper::buildPath(['sql']);
$upgradeData = TFileHelper::readFile([$sqlPath, 'upgrade.txt']);
$lastSql = intval($upgradeData);
$sqls = TFileHelper::getFile($sqlPath, 'yiiforum_');
$sqlVersions = [];
foreach ($sqls as $sql) {
$sqlNum = ltrim($sql, 'yiiforum_');
$sqlNum = rtrim($sqlNum, '.sql');
$sqlVersions[] = intval($sqlNum);
}
sort($sqlVersions);
$needUpgradeFiles = [];
foreach ($sqlVersions as $sqlVersion) {
if ($sqlVersion <= $lastSql) {
continue;
}
$needUpgradeFiles[] = 'yiiforum_' . $sqlVersion . '.sql';
}
return ['lastSql' => $lastSql, 'needUpgradeSqls' => $needUpgradeFiles];
}
