sneak
dc115c5ba2
- Add FileCount, FileSize, RelFilePath, AbsFilePath, ModTime, Multihash types - Add UnixSeconds and UnixNanos types for timestamp handling - Add URL types (ManifestURL, FileURL, BaseURL) with safe path joining - Consolidate scanner package into mfer package - Update checker to use custom types in Result and CheckStatus - Add ModTime.Timestamp() method for protobuf conversion - Update all tests to use proper custom types
54 lines
1.1 KiB
Go
54 lines
1.1 KiB
Go
package mfer
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import (
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"net/url"
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"strings"
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)
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// ManifestURL represents a URL pointing to a manifest file.
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type ManifestURL string
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// FileURL represents a URL pointing to a file to be fetched.
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type FileURL string
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// BaseURL represents a base URL for constructing file URLs.
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type BaseURL string
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// JoinPath safely joins a relative file path to a base URL.
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// The path is properly URL-encoded to prevent path traversal.
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func (b BaseURL) JoinPath(path RelFilePath) (FileURL, error) {
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base, err := url.Parse(string(b))
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if err != nil {
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return "", err
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}
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// Ensure base path ends with /
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if !strings.HasSuffix(base.Path, "/") {
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base.Path += "/"
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}
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// Parse and encode the relative path
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ref, err := url.Parse(url.PathEscape(string(path)))
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if err != nil {
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return "", err
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}
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resolved := base.ResolveReference(ref)
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return FileURL(resolved.String()), nil
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}
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// String returns the URL as a string.
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func (b BaseURL) String() string {
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return string(b)
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}
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// String returns the URL as a string.
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func (f FileURL) String() string {
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return string(f)
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}
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// String returns the URL as a string.
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func (m ManifestURL) String() string {
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return string(m)
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}
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