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Support shortened commit SHAs in URLs (#13686) 

* Support shortened commit SHAs in URLs and API

* Add test case for short sha

* Fix format

* Revert API support

* Add canonical link headers for short commit ID URLs
This commit is contained in:
Lauris BH 2020-11-25 22:07:39 +02:00 committed by GitHub
parent 72e62ac12b
commit 57fa9b0f25
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 13 additions and 4 deletions
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17
modules/context/repo.go
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@ -19,6 +19,7 @@ import (
"code.gitea.io/gitea/modules/markup/markdown" "code.gitea.io/gitea/modules/markup/markdown"
"code.gitea.io/gitea/modules/setting" "code.gitea.io/gitea/modules/setting"
api "code.gitea.io/gitea/modules/structs" api "code.gitea.io/gitea/modules/structs"
"code.gitea.io/gitea/modules/util"
"gitea.com/macaron/macaron" "gitea.com/macaron/macaron"
"github.com/editorconfig/editorconfig-core-go/v2" "github.com/editorconfig/editorconfig-core-go/v2"
@ -672,8 +673,11 @@ func getRefName(ctx *Context, pathType RepoRefType) string {
if refName := getRefName(ctx, RepoRefTag); len(refName) > 0 { if refName := getRefName(ctx, RepoRefTag); len(refName) > 0 {
return refName return refName
} }
if refName := getRefName(ctx, RepoRefCommit); len(refName) > 0 { // For legacy and API support only full commit sha
return refName parts := strings.Split(path, "/")
if len(parts) > 0 && len(parts[0]) == 40 {
ctx.Repo.TreePath = strings.Join(parts[1:], "/")
return parts[0]
} }
if refName := getRefName(ctx, RepoRefBlob); len(refName) > 0 { if refName := getRefName(ctx, RepoRefBlob); len(refName) > 0 {
return refName return refName
@ -686,7 +690,7 @@ func getRefName(ctx *Context, pathType RepoRefType) string {
return getRefNameFromPath(ctx, path, ctx.Repo.GitRepo.IsTagExist) return getRefNameFromPath(ctx, path, ctx.Repo.GitRepo.IsTagExist)
case RepoRefCommit: case RepoRefCommit:
parts := strings.Split(path, "/") parts := strings.Split(path, "/")
if len(parts) > 0 && len(parts[0]) == 40 { if len(parts) > 0 && len(parts[0]) >= 7 && len(parts[0]) <= 40 {
ctx.Repo.TreePath = strings.Join(parts[1:], "/") ctx.Repo.TreePath = strings.Join(parts[1:], "/")
return parts[0] return parts[0]
} }
@ -778,7 +782,7 @@ func RepoRefByType(refType RepoRefType) macaron.Handler {
return return
} }
ctx.Repo.CommitID = ctx.Repo.Commit.ID.String() ctx.Repo.CommitID = ctx.Repo.Commit.ID.String()
} else if len(refName) == 40 { } else if len(refName) >= 7 && len(refName) <= 40 {
ctx.Repo.IsViewCommit = true ctx.Repo.IsViewCommit = true
ctx.Repo.CommitID = refName ctx.Repo.CommitID = refName
@ -787,6 +791,11 @@ func RepoRefByType(refType RepoRefType) macaron.Handler {
ctx.NotFound("GetCommit", err) ctx.NotFound("GetCommit", err)
return return
} }
// If short commit ID add canonical link header
if len(refName) < 40 {
ctx.Header().Set("Link", fmt.Sprintf("<%s>; rel=\"canonical\"",
util.URLJoin(setting.AppURL, strings.Replace(ctx.Req.URL.RequestURI(), refName, ctx.Repo.Commit.ID.String(), 1))))
}
} else { } else {
ctx.NotFound("RepoRef invalid repo", fmt.Errorf("branch or tag not exist: %s", refName)) ctx.NotFound("RepoRef invalid repo", fmt.Errorf("branch or tag not exist: %s", refName))
return return