first-commit

modules/git/commit_submodule_file.go

@@ -0,0 +1,62 @@
+// Copyright 2019 The Gitea Authors. All rights reserved.
+// Copyright 2015 The Gogs Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package git
+
+import (
+	"context"
+	"strings"
+
+	giturl "code.gitea.io/gitea/modules/git/url"
+)
+
+// CommitSubmoduleFile represents a file with submodule type.
+type CommitSubmoduleFile struct {
+	refURL string
+	refID  string
+
+	parsed         bool
+	targetRepoLink string
+}
+
+// NewCommitSubmoduleFile create a new submodule file
+func NewCommitSubmoduleFile(refURL, refID string) *CommitSubmoduleFile {
+	return &CommitSubmoduleFile{refURL: refURL, refID: refID}
+}
+
+func (sf *CommitSubmoduleFile) RefID() string {
+	return sf.refID // this function is only used in templates
+}
+
+// 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
+	}
+	if !sf.parsed {
+		sf.parsed = true
+		if strings.HasPrefix(sf.refURL, "../") {
+			// FIXME: when handling relative path, this logic is not right. It needs to:
+			// 1. Remember the submodule's full path and its commit's repo home link
+			// 2. Resolve the relative path: targetRepoLink = path.Join(repoHomeLink, path.Dir(submoduleFullPath), refURL)
+			// Not an easy task and need to refactor related code a lot.
+			sf.targetRepoLink = sf.refURL
+		} else {
+			parsedURL, err := giturl.ParseRepositoryURL(ctx, sf.refURL)
+			if err != nil {
+				return nil
+			}
+			sf.targetRepoLink = giturl.MakeRepositoryWebLink(parsedURL)
+		}
+	}
+	var commitLink string
+	if len(optCommitID) == 2 {
+		commitLink = sf.targetRepoLink + "/compare/" + optCommitID[0] + "..." + optCommitID[1]
+	} else if len(optCommitID) == 1 {
+		commitLink = sf.targetRepoLink + "/tree/" + optCommitID[0]
+	} else {
+		commitLink = sf.targetRepoLink + "/tree/" + sf.refID
+	}
+	return &SubmoduleWebLink{RepoWebLink: sf.targetRepoLink, CommitWebLink: commitLink}
+}