Method ensureUserCaseMigration

src/FileRise/Domain/UserModel.php:108–223

()

    }

    private static function ensureUserCaseMigration(): void
    {
        if (self::$caseMigrationChecked) {
            return;
        }
        self::$caseMigrationChecked = true;

        $usersDir = rtrim(USERS_DIR, '/\\') . DIRECTORY_SEPARATOR;
        $marker   = $usersDir . 'user_case_migration.done';
        if (is_file($marker)) {
            return;
        }

        $usersFile = USERS_DIR . USERS_FILE;
        if (!is_file($usersFile)) {
            return;
        }

        $fp = fopen($usersFile, 'c+');
        if (!$fp || !flock($fp, LOCK_EX)) {
            if ($fp) {
                fclose($fp);
            }
            return;
        }
        $contents = stream_get_contents($fp);
        $lines = $contents === '' ? [] : preg_split("/\r\n|\n|\r/", $contents);
        if ($lines === false) {
            flock($fp, LOCK_UN);
            fclose($fp);
            return;
        }
        if (!empty($lines) && $lines[count($lines) - 1] === '') {
            array_pop($lines);
        }

        $canonical = [];
        $out = [];
        $changedUsers = false;

        foreach ($lines as $line) {
            if ($line === '') {
                $out[] = $line;
                continue;
            }
            $parts = explode(':', $line);
            if (count($parts) < 3) {
                $out[] = $line;
                continue;
            }
            $user = $parts[0];
            $lc = strtolower($user);
            if (!isset($canonical[$lc])) {
                $canonical[$lc] = $user;
                $out[] = $line;
            } else {
                $changedUsers = true;
            }