woodpecker/server/forge/gitea/helper.go

242 lines
6.5 KiB
Go

// Copyright 2022 Woodpecker Authors
// Copyright 2018 Drone.IO Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package gitea
import (
"encoding/json"
"fmt"
"io"
"net/url"
"strings"
"time"
"code.gitea.io/sdk/gitea"
"github.com/woodpecker-ci/woodpecker/server/model"
"github.com/woodpecker-ci/woodpecker/shared/utils"
)
// helper function that converts a Gitea repository to a Woodpecker repository.
func toRepo(from *gitea.Repository) *model.Repo {
name := strings.Split(from.FullName, "/")[1]
avatar := expandAvatar(
from.HTMLURL,
from.Owner.AvatarURL,
)
return &model.Repo{
ForgeRemoteID: model.ForgeRemoteID(fmt.Sprint(from.ID)),
SCMKind: model.RepoGit,
Name: name,
Owner: from.Owner.UserName,
FullName: from.FullName,
Avatar: avatar,
Link: from.HTMLURL,
IsSCMPrivate: from.Private || from.Owner.Visibility != gitea.VisibleTypePublic,
Clone: from.CloneURL,
CloneSSH: from.SSHURL,
Branch: from.DefaultBranch,
Perm: toPerm(from.Permissions),
}
}
// helper function that converts a Gitea permission to a Woodpecker permission.
func toPerm(from *gitea.Permission) *model.Perm {
return &model.Perm{
Pull: from.Pull,
Push: from.Push,
Admin: from.Admin,
}
}
// helper function that converts a Gitea team to a Woodpecker team.
func toTeam(from *gitea.Organization, link string) *model.Team {
return &model.Team{
Login: from.UserName,
Avatar: expandAvatar(link, from.AvatarURL),
}
}
// helper function that extracts the Pipeline data from a Gitea push hook
func pipelineFromPush(hook *pushHook) *model.Pipeline {
avatar := expandAvatar(
hook.Repo.HTMLURL,
fixMalformedAvatar(hook.Sender.AvatarURL),
)
message := ""
link := hook.Compare
if len(hook.Commits) > 0 {
message = hook.Commits[0].Message
} else {
message = hook.HeadCommit.Message
}
if len(hook.Commits) == 1 {
link = hook.Commits[0].URL
}
return &model.Pipeline{
Event: model.EventPush,
Commit: hook.After,
Ref: hook.Ref,
Link: link,
Branch: strings.TrimPrefix(hook.Ref, "refs/heads/"),
Message: message,
Avatar: avatar,
Author: hook.Sender.UserName,
Email: hook.Sender.Email,
Timestamp: time.Now().UTC().Unix(),
Sender: hook.Sender.UserName,
ChangedFiles: getChangedFilesFromPushHook(hook),
}
}
func getChangedFilesFromPushHook(hook *pushHook) []string {
// assume a capacity of 4 changed files per commit
files := make([]string, 0, len(hook.Commits)*4)
for _, c := range hook.Commits {
files = append(files, c.Added...)
files = append(files, c.Removed...)
files = append(files, c.Modified...)
}
files = append(files, hook.HeadCommit.Added...)
files = append(files, hook.HeadCommit.Removed...)
files = append(files, hook.HeadCommit.Modified...)
return utils.DedupStrings(files)
}
// helper function that extracts the Pipeline data from a Gitea tag hook
func pipelineFromTag(hook *pushHook) *model.Pipeline {
avatar := expandAvatar(
hook.Repo.HTMLURL,
fixMalformedAvatar(hook.Sender.AvatarURL),
)
return &model.Pipeline{
Event: model.EventTag,
Commit: hook.Sha,
Ref: fmt.Sprintf("refs/tags/%s", hook.Ref),
Link: fmt.Sprintf("%s/src/tag/%s", hook.Repo.HTMLURL, hook.Ref),
Branch: fmt.Sprintf("refs/tags/%s", hook.Ref),
Message: fmt.Sprintf("created tag %s", hook.Ref),
Avatar: avatar,
Author: hook.Sender.UserName,
Sender: hook.Sender.UserName,
Timestamp: time.Now().UTC().Unix(),
}
}
// helper function that extracts the Pipeline data from a Gitea pull_request hook
func pipelineFromPullRequest(hook *pullRequestHook) *model.Pipeline {
avatar := expandAvatar(
hook.Repo.HTMLURL,
fixMalformedAvatar(hook.PullRequest.Poster.AvatarURL),
)
pipeline := &model.Pipeline{
Event: model.EventPull,
Commit: hook.PullRequest.Head.Sha,
Link: hook.PullRequest.URL,
Ref: fmt.Sprintf("refs/pull/%d/head", hook.Number),
Branch: hook.PullRequest.Base.Ref,
Message: hook.PullRequest.Title,
Author: hook.PullRequest.Poster.UserName,
Avatar: avatar,
Sender: hook.Sender.UserName,
Title: hook.PullRequest.Title,
Refspec: fmt.Sprintf("%s:%s",
hook.PullRequest.Head.Ref,
hook.PullRequest.Base.Ref,
),
PullRequestLabels: convertLabels(hook.PullRequest.Labels),
}
return pipeline
}
// helper function that parses a push hook from a read closer.
func parsePush(r io.Reader) (*pushHook, error) {
push := new(pushHook)
err := json.NewDecoder(r).Decode(push)
return push, err
}
func parsePullRequest(r io.Reader) (*pullRequestHook, error) {
pr := new(pullRequestHook)
err := json.NewDecoder(r).Decode(pr)
return pr, err
}
// fixMalformedAvatar is a helper function that fixes an avatar url if malformed
// (currently a known bug with gitea)
func fixMalformedAvatar(url string) string {
index := strings.Index(url, "///")
if index != -1 {
return url[index+1:]
}
index = strings.Index(url, "//avatars/")
if index != -1 {
return strings.Replace(url, "//avatars/", "/avatars/", -1)
}
return url
}
// expandAvatar is a helper function that converts a relative avatar URL to the
// absolute url.
func expandAvatar(repo, rawurl string) string {
aurl, err := url.Parse(rawurl)
if err != nil {
return rawurl
}
if aurl.IsAbs() {
// Url is already absolute
return aurl.String()
}
// Resolve to base
burl, err := url.Parse(repo)
if err != nil {
return rawurl
}
aurl = burl.ResolveReference(aurl)
return aurl.String()
}
// helper function to return matching hooks.
func matchingHooks(hooks []*gitea.Hook, rawurl string) *gitea.Hook {
link, err := url.Parse(rawurl)
if err != nil {
return nil
}
for _, hook := range hooks {
if val, ok := hook.Config["url"]; ok {
hookurl, err := url.Parse(val)
if err == nil && hookurl.Host == link.Host {
return hook
}
}
}
return nil
}
func convertLabels(from []*gitea.Label) []string {
labels := make([]string, len(from))
for i, label := range from {
labels[i] = label.Name
}
return labels
}