Fix various bugs (#35177)

* Fix #35144
* Fix #35117
* Fix https://github.com/go-gitea/gitea/issues/35054#issuecomment-3131793977
* Fix #35136

modules/git/commit_submodule_file.go

@@ -42,7 +42,7 @@ func (sf *CommitSubmoduleFile) getWebLinkInTargetRepo(ctx context.Context, moreL
 		return nil
 	}
 	if strings.HasPrefix(sf.refURL, "../") {
-		targetLink := path.Join(sf.repoLink, path.Dir(sf.fullPath), sf.refURL)
+		targetLink := path.Join(sf.repoLink, sf.refURL)
 		return &SubmoduleWebLink{RepoWebLink: targetLink, CommitWebLink: targetLink + moreLinkPath}
 	}
 	if !sf.parsed {

modules/git/commit_submodule_file_test.go

@@ -32,7 +32,7 @@ func TestCommitSubmoduleLink(t *testing.T) {
 		assert.Equal(t, "/subpath/user/repo", wl.RepoWebLink)
 		assert.Equal(t, "/subpath/user/repo/tree/aaaa", wl.CommitWebLink)
 
-		sf = NewCommitSubmoduleFile("/subpath/any/repo-home-link", "dir/submodule", "../../../user/repo", "aaaa")
+		sf = NewCommitSubmoduleFile("/subpath/any/repo-home-link", "dir/submodule", "../../user/repo", "aaaa")
 		wl = sf.SubmoduleWebLinkCompare(t.Context(), "1111", "2222")
 		assert.Equal(t, "/subpath/user/repo", wl.RepoWebLink)
 		assert.Equal(t, "/subpath/user/repo/compare/1111...2222", wl.CommitWebLink)

modules/git/utils.go

@@ -11,6 +11,8 @@ import (
 	"strconv"
 	"strings"
 	"sync"
+
+	"code.gitea.io/gitea/modules/util"
 )
 
 // ObjectCache provides thread-safe cache operations.
@@ -106,3 +108,16 @@ func HashFilePathForWebUI(s string) string {
 	_, _ = h.Write([]byte(s))
 	return hex.EncodeToString(h.Sum(nil))
 }
+
+func SplitCommitTitleBody(commitMessage string, titleRuneLimit int) (title, body string) {
+	title, body, _ = strings.Cut(commitMessage, "\n")
+	title, title2 := util.EllipsisTruncateRunes(title, titleRuneLimit)
+	if title2 != "" {
+		if body == "" {
+			body = title2
+		} else {
+			body = title2 + "\n" + body
+		}
+	}
+	return title, body
+}

modules/git/utils_test.go

@@ -15,3 +15,17 @@ func TestHashFilePathForWebUI(t *testing.T) {
 		HashFilePathForWebUI("foobar"),
 	)
 }
+
+func TestSplitCommitTitleBody(t *testing.T) {
+	title, body := SplitCommitTitleBody("啊bcdefg", 4)
+	assert.Equal(t, "啊…", title)
+	assert.Equal(t, "…bcdefg", body)
+
+	title, body = SplitCommitTitleBody("abcdefg\n1234567", 4)
+	assert.Equal(t, "a…", title)
+	assert.Equal(t, "…bcdefg\n1234567", body)
+
+	title, body = SplitCommitTitleBody("abcdefg\n1234567", 100)
+	assert.Equal(t, "abcdefg", title)
+	assert.Equal(t, "1234567", body)
+}