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// Copyright 2019 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package files
import (
"context"
"fmt"
"net/url"
"strings"
"time"
repo_model "code.gitea.io/gitea/models/repo"
user_model "code.gitea.io/gitea/models/user"
"code.gitea.io/gitea/modules/git"
api "code.gitea.io/gitea/modules/structs"
"code.gitea.io/gitea/modules/util"
)
func GetFilesResponseFromCommit(ctx context.Context, repo *repo_model.Repository, commit *git.Commit, branch string, treeNames []string) (*api.FilesResponse, error) {
files := []*api.ContentsResponse{}
for _, file := range treeNames {
fileContents, _ := GetContents(ctx, repo, file, branch, false) // ok if fails, then will be nil
files = append(files, fileContents)
}
fileCommitResponse, _ := GetFileCommitResponse(repo, commit) // ok if fails, then will be nil
verification := GetPayloadCommitVerification(ctx, commit)
filesResponse := &api.FilesResponse{
Files: files,
Commit: fileCommitResponse,
Verification: verification,
}
return filesResponse, nil
}
// GetFileResponseFromCommit Constructs a FileResponse from a Commit object
func GetFileResponseFromCommit(ctx context.Context, repo *repo_model.Repository, commit *git.Commit, branch, treeName string) (*api.FileResponse, error) {
fileContents, _ := GetContents(ctx, repo, treeName, branch, false) // ok if fails, then will be nil
fileCommitResponse, _ := GetFileCommitResponse(repo, commit) // ok if fails, then will be nil
verification := GetPayloadCommitVerification(ctx, commit)
fileResponse := &api.FileResponse{
Content: fileContents,
Commit: fileCommitResponse,
Verification: verification,
}
return fileResponse, nil
}
// constructs a FileResponse with the file at the index from FilesResponse
func GetFileResponseFromFilesResponse(filesResponse *api.FilesResponse, index int) *api.FileResponse {
content := &api.ContentsResponse{}
if len(filesResponse.Files) > index {
content = filesResponse.Files[index]
}
fileResponse := &api.FileResponse{
Content: content,
Commit: filesResponse.Commit,
Verification: filesResponse.Verification,
}
return fileResponse
}
// GetFileCommitResponse Constructs a FileCommitResponse from a Commit object
func GetFileCommitResponse(repo *repo_model.Repository, commit *git.Commit) (*api.FileCommitResponse, error) {
if repo == nil {
return nil, fmt.Errorf("repo cannot be nil")
}
if commit == nil {
return nil, fmt.Errorf("commit cannot be nil")
}
commitURL, _ := url.Parse(repo.APIURL() + "/git/commits/" + url.PathEscape(commit.ID.String()))
commitTreeURL, _ := url.Parse(repo.APIURL() + "/git/trees/" + url.PathEscape(commit.Tree.ID.String()))
parents := make([]*api.CommitMeta, commit.ParentCount())
for i := 0; i <= commit.ParentCount(); i++ {
if parent, err := commit.Parent(i); err == nil && parent != nil {
parentCommitURL, _ := url.Parse(repo.APIURL() + "/git/commits/" + url.PathEscape(parent.ID.String()))
parents[i] = &api.CommitMeta{
SHA: parent.ID.String(),
URL: parentCommitURL.String(),
}
}
}
commitHTMLURL, _ := url.Parse(repo.HTMLURL() + "/commit/" + url.PathEscape(commit.ID.String()))
fileCommit := &api.FileCommitResponse{
CommitMeta: api.CommitMeta{
SHA: commit.ID.String(),
URL: commitURL.String(),
},
HTMLURL: commitHTMLURL.String(),
Author: &api.CommitUser{
Identity: api.Identity{
Name: commit.Author.Name,
Email: commit.Author.Email,
},
Date: commit.Author.When.UTC().Format(time.RFC3339),
},
Committer: &api.CommitUser{
Identity: api.Identity{
Name: commit.Committer.Name,
Email: commit.Committer.Email,
},
Date: commit.Committer.When.UTC().Format(time.RFC3339),
},
Message: commit.Message(),
Tree: &api.CommitMeta{
URL: commitTreeURL.String(),
SHA: commit.Tree.ID.String(),
},
Parents: parents,
}
return fileCommit, nil
}
// GetAuthorAndCommitterUsers Gets the author and committer user objects from the IdentityOptions
func GetAuthorAndCommitterUsers(author, committer *IdentityOptions, doer *user_model.User) (authorUser, committerUser *user_model.User) {
// Committer and author are optional. If they are not the doer (not same email address)
// then we use bogus User objects for them to store their FullName and Email.
// If only one of the two are provided, we set both of them to it.
// If neither are provided, both are the doer.
if committer != nil && committer.Email != "" {
if doer != nil && strings.EqualFold(doer.Email, committer.Email) {
committerUser = doer // the committer is the doer, so will use their user object
if committer.Name != "" {
committerUser.FullName = committer.Name
}
} else {
committerUser = &user_model.User{
FullName: committer.Name,
Email: committer.Email,
}
}
}
if author != nil && author.Email != "" {
if doer != nil && strings.EqualFold(doer.Email, author.Email) {
authorUser = doer // the author is the doer, so will use their user object
if authorUser.Name != "" {
authorUser.FullName = author.Name
}
} else {
authorUser = &user_model.User{
FullName: author.Name,
Email: author.Email,
}
}
}
if authorUser == nil {
if committerUser != nil {
authorUser = committerUser // No valid author was given so use the committer
} else if doer != nil {
authorUser = doer // No valid author was given and no valid committer so use the doer
}
}
if committerUser == nil {
committerUser = authorUser // No valid committer so use the author as the committer (was set to a valid user above)
}
return authorUser, committerUser
}
// ErrFilenameInvalid represents a "FilenameInvalid" kind of error.
type ErrFilenameInvalid struct {
Path string
}
// IsErrFilenameInvalid checks if an error is an ErrFilenameInvalid.
func IsErrFilenameInvalid(err error) bool {
_, ok := err.(ErrFilenameInvalid)
return ok
}
func (err ErrFilenameInvalid) Error() string {
return fmt.Sprintf("path contains a malformed path component [path: %s]", err.Path)
}
func (err ErrFilenameInvalid) Unwrap() error {
return util.ErrInvalidArgument
}
// CleanUploadFileName Trims a filename and returns empty string if it is a .git directory
func CleanUploadFileName(name string) string {
// Rebase the filename
name = util.PathJoinRel(name)
// Git disallows any filenames to have a .git directory in them.
for _, part := range strings.Split(name, "/") {
if strings.ToLower(part) == ".git" {
return ""
}
}
return name
}
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