hugo/releaser/github.go
Bjørn Erik Pedersen d2249c5099 Set up Hugo release flow on CircleCI
This rewrites the release logic to use CircleCI 2.0 and its approve workflow in combination with the state of the release notes to determine what to do next.

Fixes #3779
2017-09-10 17:14:02 +02:00

144 lines
3.1 KiB
Go

package releaser
import (
"encoding/json"
"fmt"
"io/ioutil"
"net/http"
"os"
"strings"
)
var (
gitHubCommitsAPI = "https://api.github.com/repos/gohugoio/REPO/commits/%s"
gitHubRepoAPI = "https://api.github.com/repos/gohugoio/REPO"
gitHubContributorsAPI = "https://api.github.com/repos/gohugoio/REPO/contributors"
)
type gitHubAPI struct {
commitsAPITemplate string
repoAPI string
contributorsAPITemplate string
}
func newGitHubAPI(repo string) *gitHubAPI {
return &gitHubAPI{
commitsAPITemplate: strings.Replace(gitHubCommitsAPI, "REPO", repo, -1),
repoAPI: strings.Replace(gitHubRepoAPI, "REPO", repo, -1),
contributorsAPITemplate: strings.Replace(gitHubContributorsAPI, "REPO", repo, -1),
}
}
type gitHubCommit struct {
Author gitHubAuthor `json:"author"`
HtmlURL string `json:"html_url"`
}
type gitHubAuthor struct {
ID int `json:"id"`
Login string `json:"login"`
HtmlURL string `json:"html_url"`
AvatarURL string `json:"avatar_url"`
}
type gitHubRepo struct {
ID int `json:"id"`
Name string `json:"name"`
Description string `json:"description"`
HtmlURL string `json:"html_url"`
Stars int `json:"stargazers_count"`
Contributors []gitHubContributor
}
type gitHubContributor struct {
ID int `json:"id"`
Login string `json:"login"`
HtmlURL string `json:"html_url"`
Contributions int `json:"contributions"`
}
func (g *gitHubAPI) fetchCommit(ref string) (gitHubCommit, error) {
var commit gitHubCommit
u := fmt.Sprintf(g.commitsAPITemplate, ref)
req, err := http.NewRequest("GET", u, nil)
if err != nil {
return commit, err
}
err = doGitHubRequest(req, &commit)
return commit, err
}
func (g *gitHubAPI) fetchRepo() (gitHubRepo, error) {
var repo gitHubRepo
req, err := http.NewRequest("GET", g.repoAPI, nil)
if err != nil {
return repo, err
}
err = doGitHubRequest(req, &repo)
if err != nil {
return repo, err
}
var contributors []gitHubContributor
page := 0
for {
page++
var currPage []gitHubContributor
url := fmt.Sprintf(g.contributorsAPITemplate+"?page=%d", page)
req, err = http.NewRequest("GET", url, nil)
if err != nil {
return repo, err
}
err = doGitHubRequest(req, &currPage)
if err != nil {
return repo, err
}
if len(currPage) == 0 {
break
}
contributors = append(contributors, currPage...)
}
repo.Contributors = contributors
return repo, err
}
func doGitHubRequest(req *http.Request, v interface{}) error {
addGitHubToken(req)
resp, err := http.DefaultClient.Do(req)
if err != nil {
return err
}
defer resp.Body.Close()
if isError(resp) {
b, _ := ioutil.ReadAll(resp.Body)
return fmt.Errorf("GitHub lookup failed: %s", string(b))
}
return json.NewDecoder(resp.Body).Decode(v)
}
func isError(resp *http.Response) bool {
return resp.StatusCode < 200 || resp.StatusCode > 299
}
func addGitHubToken(req *http.Request) {
gitHubToken := os.Getenv("GITHUB_TOKEN")
if gitHubToken != "" {
req.Header.Add("Authorization", "token "+gitHubToken)
}
}