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gitea/services/repository/files/tree.go
Zettat123 4de5cd9f36
Return empty url for submodule tree entries (#23043)
Close #22614.

Refer to [Github's
API](https://docs.github.com/en/rest/git/trees?apiVersion=2022-11-28#get-a-tree),
if a tree entry is a submodule, its url will be an empty string.

---------

Co-authored-by: delvh <leon@kske.dev>
Co-authored-by: John Olheiser <john.olheiser@gmail.com>
2023-02-21 12:31:17 -05:00

100 lines
2.8 KiB
Go

// Copyright 2019 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package files
import (
"context"
"fmt"
"net/url"
"code.gitea.io/gitea/models"
repo_model "code.gitea.io/gitea/models/repo"
"code.gitea.io/gitea/modules/git"
"code.gitea.io/gitea/modules/setting"
api "code.gitea.io/gitea/modules/structs"
)
// GetTreeBySHA get the GitTreeResponse of a repository using a sha hash.
func GetTreeBySHA(ctx context.Context, repo *repo_model.Repository, gitRepo *git.Repository, sha string, page, perPage int, recursive bool) (*api.GitTreeResponse, error) {
gitTree, err := gitRepo.GetTree(sha)
if err != nil || gitTree == nil {
return nil, models.ErrSHANotFound{
SHA: sha,
}
}
tree := new(api.GitTreeResponse)
tree.SHA = gitTree.ResolvedID.String()
tree.URL = repo.APIURL() + "/git/trees/" + url.PathEscape(tree.SHA)
var entries git.Entries
if recursive {
entries, err = gitTree.ListEntriesRecursiveWithSize()
} else {
entries, err = gitTree.ListEntries()
}
if err != nil {
return nil, err
}
apiURL := repo.APIURL()
apiURLLen := len(apiURL)
// 51 is len(sha1) + len("/git/blobs/"). 40 + 11.
blobURL := make([]byte, apiURLLen+51)
copy(blobURL, apiURL)
copy(blobURL[apiURLLen:], "/git/blobs/")
// 51 is len(sha1) + len("/git/trees/"). 40 + 11.
treeURL := make([]byte, apiURLLen+51)
copy(treeURL, apiURL)
copy(treeURL[apiURLLen:], "/git/trees/")
// 40 is the size of the sha1 hash in hexadecimal format.
copyPos := len(treeURL) - git.SHAFullLength
if perPage <= 0 || perPage > setting.API.DefaultGitTreesPerPage {
perPage = setting.API.DefaultGitTreesPerPage
}
if page <= 0 {
page = 1
}
tree.Page = page
tree.TotalCount = len(entries)
rangeStart := perPage * (page - 1)
if rangeStart >= len(entries) {
return tree, nil
}
var rangeEnd int
if len(entries) > perPage {
tree.Truncated = true
}
if rangeStart+perPage < len(entries) {
rangeEnd = rangeStart + perPage
} else {
rangeEnd = len(entries)
}
tree.Entries = make([]api.GitEntry, rangeEnd-rangeStart)
for e := rangeStart; e < rangeEnd; e++ {
i := e - rangeStart
tree.Entries[i].Path = entries[e].Name()
tree.Entries[i].Mode = fmt.Sprintf("%06o", entries[e].Mode())
tree.Entries[i].Type = entries[e].Type()
tree.Entries[i].Size = entries[e].Size()
tree.Entries[i].SHA = entries[e].ID.String()
if entries[e].IsDir() {
copy(treeURL[copyPos:], entries[e].ID.String())
tree.Entries[i].URL = string(treeURL)
} else if entries[e].IsSubModule() {
// In Github Rest API Version=2022-11-28, if a tree entry is a submodule,
// its url will be returned as an empty string.
// So the URL will be set to "" here.
tree.Entries[i].URL = ""
} else {
copy(blobURL[copyPos:], entries[e].ID.String())
tree.Entries[i].URL = string(blobURL)
}
}
return tree, nil
}