Method renameSubtree

src/FileRise/Support/MetadataPath.php:84–125

(string $metaRoot, string $oldFolder, string $newFolder)

    }

    public static function renameSubtree(string $metaRoot, string $oldFolder, string $newFolder): void
    {
        $metaRoot = rtrim($metaRoot, '/\\') . DIRECTORY_SEPARATOR;
        $oldFolder = self::folderKey($oldFolder);
        $newFolder = self::folderKey($newFolder);
        if ($oldFolder === 'root' || $newFolder === 'root') {
            return;
        }

        $oldExact = $metaRoot . self::encodedFileName($oldFolder);
        if (is_file($oldExact)) {
            @rename($oldExact, $metaRoot . self::encodedFileName($newFolder));
        }

        $oldPrefix = 'folder-' . rawurlencode($oldFolder . '/');
        $newPrefix = 'folder-' . rawurlencode($newFolder . '/');
        foreach (glob($metaRoot . $oldPrefix . '*_metadata.json') ?: [] as $oldPath) {
            if (!is_file($oldPath)) {
                continue;
            }
            $baseName = basename($oldPath);
            $newBase = preg_replace('/^' . preg_quote($oldPrefix, '/') . '/', $newPrefix, $baseName);
            if (is_string($newBase) && $newBase !== '') {
                @rename($oldPath, $metaRoot . $newBase);
            }
        }

        if (!self::isCollisionSensitive($oldFolder) && !self::isCollisionSensitive($newFolder)) {
            $oldLegacyPrefix = str_replace(['/', '\\', ' '], '-', $oldFolder);
            $newLegacyPrefix = str_replace(['/', '\\', ' '], '-', $newFolder);
            foreach (glob($metaRoot . $oldLegacyPrefix . '*_metadata.json') ?: [] as $oldPath) {
                if (!is_file($oldPath)) {
                    continue;
                }
                $baseName = basename($oldPath);
                $newBase = preg_replace('/^' . preg_quote($oldLegacyPrefix, '/') . '/', $newLegacyPrefix, $baseName);
                if (is_string($newBase) && $newBase !== '') {
                    @rename($oldPath, $metaRoot . $newBase);
                }
            }
        }
    }

    private static function isCollisionSensitive(string $folder): bool
    {