misc/path.go


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package misc

import (
	"path/filepath"
	"strings"
)

func SanitizePath(path string) (string, bool) {
	if path == "" {
		return "", false
	}

	path = strings.TrimLeft(path, "/")

	for _, part := range strings.Split(path, "/") {
		if part == "." || part == ".." {
			path = filepath.Clean(path)
			break
		}
	}

	if path == ".." || strings.HasPrefix(path, "../") {
		return "", false
	}

	return path, true
}