mirror of https://github.com/go-gitea/gitea
90 lines
1.7 KiB
Go
90 lines
1.7 KiB
Go
// Copyright 2022 The Gitea Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package url
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import (
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"fmt"
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stdurl "net/url"
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"strings"
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)
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// ErrWrongURLFormat represents an error with wrong url format
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type ErrWrongURLFormat struct {
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URL string
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}
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func (err ErrWrongURLFormat) Error() string {
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return fmt.Sprintf("git URL %s format is wrong", err.URL)
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}
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// GitURL represents a git URL
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type GitURL struct {
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*stdurl.URL
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extraMark int // 0 no extra 1 scp 2 file path with no prefix
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}
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// String returns the URL's string
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func (u *GitURL) String() string {
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switch u.extraMark {
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case 0:
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return u.URL.String()
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case 1:
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return fmt.Sprintf("%s@%s:%s", u.User.Username(), u.Host, u.Path)
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case 2:
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return u.Path
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default:
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return ""
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}
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}
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// Parse parse all kinds of git URL
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func Parse(remote string) (*GitURL, error) {
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if strings.Contains(remote, "://") {
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u, err := stdurl.Parse(remote)
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if err != nil {
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return nil, err
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}
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return &GitURL{URL: u}, nil
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} else if strings.Contains(remote, "@") && strings.Contains(remote, ":") {
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url := stdurl.URL{
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Scheme: "ssh",
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}
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squareBrackets := false
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lastIndex := -1
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FOR:
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for i := 0; i < len(remote); i++ {
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switch remote[i] {
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case '@':
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url.User = stdurl.User(remote[:i])
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lastIndex = i + 1
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case ':':
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if !squareBrackets {
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url.Host = strings.ReplaceAll(remote[lastIndex:i], "%25", "%")
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if len(remote) <= i+1 {
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return nil, ErrWrongURLFormat{URL: remote}
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}
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url.Path = remote[i+1:]
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break FOR
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}
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case '[':
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squareBrackets = true
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case ']':
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squareBrackets = false
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}
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}
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return &GitURL{
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URL: &url,
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extraMark: 1,
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}, nil
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}
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return &GitURL{
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URL: &stdurl.URL{
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Scheme: "file",
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Path: remote,
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},
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extraMark: 2,
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}, nil
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}
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