add submodule diff links

models/repo/repo.go

@@ -784,60 +784,10 @@ func GetRepositoryByName(ctx context.Context, ownerID int64, name string) (*Repo
 	return &repo, err
 }
 
-func parseRepositoryURL(ctx context.Context, repoURL string) (ret struct {
-	OwnerName, RepoName, RemainingPath string
-},
-) {
-	// possible urls for git:
-	//  https://my.domain/sub-path/<owner>/<repo>[.git]
-	//  git+ssh://[email protected]/<owner>/<repo>[.git]
-	//  ssh://[email protected]/<owner>/<repo>[.git]
-	//  [email protected]:<owner>/<repo>[.git]
-
-	fillPathParts := func(s string) {
-		s = strings.TrimPrefix(s, "/")
-		fields := strings.SplitN(s, "/", 3)
-		if len(fields) >= 2 {
-			ret.OwnerName = fields[0]
-			ret.RepoName = strings.TrimSuffix(fields[1], ".git")
-			if len(fields) == 3 {
-				ret.RemainingPath = "/" + fields[2]
-			}
-		}
-	}
-
-	parsed, err := giturl.ParseGitURL(repoURL)
-	if err != nil {
-		return ret
-	}
-	if parsed.URL.Scheme == "http" || parsed.URL.Scheme == "https" {
-		if !httplib.IsCurrentGiteaSiteURL(ctx, repoURL) {
-			return ret
-		}
-		fillPathParts(strings.TrimPrefix(parsed.URL.Path, setting.AppSubURL))
-	} else if parsed.URL.Scheme == "ssh" || parsed.URL.Scheme == "git+ssh" {
-		domainSSH := setting.SSH.Domain
-		domainCur := httplib.GuessCurrentHostDomain(ctx)
-		urlDomain, _, _ := net.SplitHostPort(parsed.URL.Host)
-		urlDomain = util.IfZero(urlDomain, parsed.URL.Host)
-		if urlDomain == "" {
-			return ret
-		}
-		// check whether URL domain is the App domain
-		domainMatches := domainSSH == urlDomain
-		// check whether URL domain is current domain from context
-		domainMatches = domainMatches || (domainCur != "" && domainCur == urlDomain)
-		if domainMatches {
-			fillPathParts(parsed.URL.Path)
-		}
-	}
-	return ret
-}
-
 // GetRepositoryByURL returns the repository by given url
 func GetRepositoryByURL(ctx context.Context, repoURL string) (*Repository, error) {
-	ret := parseRepositoryURL(ctx, repoURL)
-	if ret.OwnerName == "" {
+	ret, err := giturl.ParseRepositoryURL(ctx, repoURL)
+	if err != nil || ret.OwnerName == "" {
 		return nil, fmt.Errorf("unknown or malformed repository URL")
 	}
 	return GetRepositoryByOwnerAndName(ctx, ret.OwnerName, ret.RepoName)

models/repo/repo_test.go

@@ -4,16 +4,12 @@
 package repo
 
 import (
-	"context"
-	"net/http"
-	"net/url"
 	"testing"
 
 	"code.gitea.io/gitea/models/db"
 	"code.gitea.io/gitea/models/unit"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
-	"code.gitea.io/gitea/modules/httplib"
 	"code.gitea.io/gitea/modules/markup"
 	"code.gitea.io/gitea/modules/optional"
 	"code.gitea.io/gitea/modules/setting"
@@ -132,79 +128,6 @@ func TestMetas(t *testing.T) {
 	assert.Equal(t, ",owners,team1,", metas["teams"])
 }
 
-func TestParseRepositoryURLPathSegments(t *testing.T) {
-	defer test.MockVariableValue(&setting.AppURL, "https://localhost:3000")()
-
-	ctxURL, _ := url.Parse("https://gitea")
-	ctxReq := &http.Request{URL: ctxURL, Header: http.Header{}}
-	ctxReq.Host = ctxURL.Host
-	ctxReq.Header.Add("X-Forwarded-Proto", ctxURL.Scheme)
-	ctx := context.WithValue(context.Background(), httplib.RequestContextKey, ctxReq)
-	cases := []struct {
-		input                          string
-		ownerName, repoName, remaining string
-	}{
-		{input: "/user/repo"},
-
-		{input: "https://localhost:3000/user/repo", ownerName: "user", repoName: "repo"},
-		{input: "https://external:3000/user/repo"},
-
-		{input: "https://localhost:3000/user/repo.git/other", ownerName: "user", repoName: "repo", remaining: "/other"},
-
-		{input: "https://gitea/user/repo", ownerName: "user", repoName: "repo"},
-		{input: "https://gitea:3333/user/repo"},
-
-		{input: "ssh://try.gitea.io:2222/user/repo", ownerName: "user", repoName: "repo"},
-		{input: "ssh://external:2222/user/repo"},
-
-		{input: "git+ssh://[email protected]/user/repo.git", ownerName: "user", repoName: "repo"},
-		{input: "git+ssh://user@external/user/repo.git"},
-
-		{input: "[email protected]:user/repo.git", ownerName: "user", repoName: "repo"},
-		{input: "root@gitea:user/repo.git", ownerName: "user", repoName: "repo"},
-		{input: "root@external:user/repo.git"},
-	}
-
-	for _, c := range cases {
-		t.Run(c.input, func(t *testing.T) {
-			ret := parseRepositoryURL(ctx, c.input)
-			assert.Equal(t, c.ownerName, ret.OwnerName)
-			assert.Equal(t, c.repoName, ret.RepoName)
-			assert.Equal(t, c.remaining, ret.RemainingPath)
-		})
-	}
-
-	t.Run("WithSubpath", func(t *testing.T) {
-		defer test.MockVariableValue(&setting.AppURL, "https://localhost:3000/subpath")()
-		defer test.MockVariableValue(&setting.AppSubURL, "/subpath")()
-		cases = []struct {
-			input                          string
-			ownerName, repoName, remaining string
-		}{
-			{input: "https://localhost:3000/user/repo"},
-			{input: "https://localhost:3000/subpath/user/repo.git/other", ownerName: "user", repoName: "repo", remaining: "/other"},
-
-			{input: "ssh://try.gitea.io:2222/user/repo", ownerName: "user", repoName: "repo"},
-			{input: "ssh://external:2222/user/repo"},
-
-			{input: "git+ssh://[email protected]/user/repo.git", ownerName: "user", repoName: "repo"},
-			{input: "git+ssh://user@external/user/repo.git"},
-
-			{input: "[email protected]:user/repo.git", ownerName: "user", repoName: "repo"},
-			{input: "root@external:user/repo.git"},
-		}
-
-		for _, c := range cases {
-			t.Run(c.input, func(t *testing.T) {
-				ret := parseRepositoryURL(ctx, c.input)
-				assert.Equal(t, c.ownerName, ret.OwnerName)
-				assert.Equal(t, c.repoName, ret.RepoName)
-				assert.Equal(t, c.remaining, ret.RemainingPath)
-			})
-		}
-	})
-}
-
 func TestGetRepositoryByURL(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
 

modules/git/commit_info.go

@@ -7,5 +7,5 @@ package git
 type CommitInfo struct {
 	Entry         *TreeEntry
 	Commit        *Commit
-	SubModuleFile *CommitSubModuleFile
+	SubmoduleFile *CommitSubmoduleFile
 }

modules/git/commit_info_gogit.go

@@ -85,8 +85,8 @@ func (tes Entries) GetCommitsInfo(ctx context.Context, commit *Commit, treePath
 			} else if subModule != nil {
 				subModuleURL = subModule.URL
 			}
-			subModuleFile := NewCommitSubModuleFile(subModuleURL, entry.ID.String())
-			commitsInfo[i].SubModuleFile = subModuleFile
+			subModuleFile := NewCommitSubmoduleFile(subModuleURL, entry.ID.String())
+			commitsInfo[i].SubmoduleFile = subModuleFile
 		}
 	}
 

modules/git/commit_info_nogogit.go

@@ -79,8 +79,8 @@ func (tes Entries) GetCommitsInfo(ctx context.Context, commit *Commit, treePath
 			} else if subModule != nil {
 				subModuleURL = subModule.URL
 			}
-			subModuleFile := NewCommitSubModuleFile(subModuleURL, entry.ID.String())
-			commitsInfo[i].SubModuleFile = subModuleFile
+			subModuleFile := NewCommitSubmoduleFile(subModuleURL, entry.ID.String())
+			commitsInfo[i].SubmoduleFile = subModuleFile
 		}
 	}
 

modules/git/commit_submodule.go

@@ -3,6 +3,10 @@
 
 package git
 
+type SubmoduleWebLink struct {
+	RepoWebLink, CommitWebLink string
+}
+
 // GetSubModules get all the submodules of current revision git tree
 func (c *Commit) GetSubModules() (*ObjectCache[*SubModule], error) {
 	if c.submoduleCache != nil {

modules/git/commit_submodule_file.go

@@ -5,107 +5,50 @@
 package git
 
 import (
-	"fmt"
-	"net"
-	"net/url"
-	"path"
-	"regexp"
-	"strings"
-)
+	"context"
 
-var scpSyntax = regexp.MustCompile(`^([a-zA-Z0-9_]+@)?([a-zA-Z0-9._-]+):(.*)$`)
+	giturl "code.gitea.io/gitea/modules/git/url"
+)
 
-// CommitSubModuleFile represents a file with submodule type.
-type CommitSubModuleFile struct {
-	refURL string
-	refID  string
+// CommitSubmoduleFile represents a file with submodule type.
+type CommitSubmoduleFile struct {
+	refURL    string
+	parsedURL *giturl.RepositoryURL
+	parsed    bool
+	refID     string
+	repoLink  string
 }
 
-// NewCommitSubModuleFile create a new submodule file
-func NewCommitSubModuleFile(refURL, refID string) *CommitSubModuleFile {
-	return &CommitSubModuleFile{
-		refURL: refURL,
-		refID:  refID,
-	}
+// NewCommitSubmoduleFile create a new submodule file
+func NewCommitSubmoduleFile(refURL, refID string) *CommitSubmoduleFile {
+	return &CommitSubmoduleFile{refURL: refURL, refID: refID}
 }
 
-func getRefURL(refURL, urlPrefix, repoFullName, sshDomain string) string {
-	if refURL == "" {
-		return ""
-	}
-
-	refURI := strings.TrimSuffix(refURL, ".git")
-
-	prefixURL, _ := url.Parse(urlPrefix)
-	urlPrefixHostname, _, err := net.SplitHostPort(prefixURL.Host)
-	if err != nil {
-		urlPrefixHostname = prefixURL.Host
-	}
-
-	urlPrefix = strings.TrimSuffix(urlPrefix, "/")
-
-	// FIXME: Need to consider branch - which will require changes in modules/git/commit.go:GetSubModules
-	// Relative url prefix check (according to git submodule documentation)
-	if strings.HasPrefix(refURI, "./") || strings.HasPrefix(refURI, "../") {
-		return urlPrefix + path.Clean(path.Join("/", repoFullName, refURI))
-	}
-
-	if !strings.Contains(refURI, "://") {
-		// scp style syntax which contains *no* port number after the : (and is not parsed by net/url)
-		// ex: [email protected]:go-gitea/gitea
-		match := scpSyntax.FindAllStringSubmatch(refURI, -1)
-		if len(match) > 0 {
-			m := match[0]
-			refHostname := m[2]
-			pth := m[3]
-
-			if !strings.HasPrefix(pth, "/") {
-				pth = "/" + pth
-			}
-
-			if urlPrefixHostname == refHostname || refHostname == sshDomain {
-				return urlPrefix + path.Clean(path.Join("/", pth))
-			}
-			return "http://" + refHostname + pth
-		}
-	}
-
-	ref, err := url.Parse(refURI)
-	if err != nil {
-		return ""
-	}
+func (sf *CommitSubmoduleFile) RefID() string {
+	return sf.refID // this function is only used in templates
+}
 
-	refHostname, _, err := net.SplitHostPort(ref.Host)
-	if err != nil {
-		refHostname = ref.Host
+// SubmoduleWebLink tries to make some web links for a submodule, it also works on "nil" receiver
+func (sf *CommitSubmoduleFile) SubmoduleWebLink(ctx context.Context, optCommitID ...string) *SubmoduleWebLink {
+	if sf == nil {
+		return nil
 	}
-
-	supportedSchemes := []string{"http", "https", "git", "ssh", "git+ssh"}
-
-	for _, scheme := range supportedSchemes {
-		if ref.Scheme == scheme {
-			if ref.Scheme == "http" || ref.Scheme == "https" {
-				if len(ref.User.Username()) > 0 {
-					return ref.Scheme + "://" + fmt.Sprintf("%v", ref.User) + "@" + ref.Host + ref.Path
-				}
-				return ref.Scheme + "://" + ref.Host + ref.Path
-			} else if urlPrefixHostname == refHostname || refHostname == sshDomain {
-				return urlPrefix + path.Clean(path.Join("/", ref.Path))
-			}
-			return "http://" + refHostname + ref.Path
+	if !sf.parsed {
+		sf.parsed = true
+		parsedURL, err := giturl.ParseRepositoryURL(ctx, sf.refURL)
+		if err != nil {
+			return nil
 		}
-	}
-
-	return ""
-}
-
-// RefURL guesses and returns reference URL.
-// FIXME: template passes AppURL as urlPrefix, it needs to figure out the correct approach (no hard-coded AppURL anymore)
-func (sf *CommitSubModuleFile) RefURL(urlPrefix, repoFullName, sshDomain string) string {
-	return getRefURL(sf.refURL, urlPrefix, repoFullName, sshDomain)
-}
-
-// RefID returns reference ID.
-func (sf *CommitSubModuleFile) RefID() string {
-	return sf.refID
+		sf.parsedURL = parsedURL
+		sf.repoLink = giturl.MakeRepositoryWebLink(sf.parsedURL)
+	}
+	var commitLink string
+	if len(optCommitID) == 2 {
+		commitLink = sf.repoLink + "/compare/" + optCommitID[0] + "..." + optCommitID[1]
+	} else if len(optCommitID) == 1 {
+		commitLink = sf.repoLink + "/commit/" + optCommitID[0]
+	} else {
+		commitLink = sf.repoLink + "/commit/" + sf.refID
+	}
+	return &SubmoduleWebLink{RepoWebLink: sf.repoLink, CommitWebLink: commitLink}
 }