ref: c3ccda8fabbff5f36a9801d3b15f7a609c1bc954
dir: /releaser/releasenotes_writer.go/
// Copyright 2017-present The Hugo Authors. All rights reserved.
//
// 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 releaser implements a set of utilities and a wrapper around Goreleaser
// to help automate the Hugo release process.
package releaser
import (
"bytes"
"fmt"
"io"
"io/ioutil"
"net/http"
"os"
"path/filepath"
"strings"
"text/template"
"time"
)
const (
issueLinkTemplate = "[#%d](https://github.com/gohugoio/hugo/issues/%d)"
linkTemplate = "[%s](%s)"
releaseNotesMarkdownTemplatePatchRelease = `
{{ if eq (len .All) 1 }}
This is a bug-fix release with one important fix.
{{ else }}
This is a bug-fix release with a couple of important fixes.
{{ end }}
{{ range .All }}
{{- if .GitHubCommit -}}
* {{ .Subject }} {{ . | commitURL }} {{ . | authorURL }} {{ range .Issues }}{{ . | issue }}{{ end }}
{{ else -}}
* {{ .Subject }} {{ range .Issues }}{{ . | issue }}{{ end }}
{{ end -}}
{{- end }}
`
releaseNotesMarkdownTemplate = `
{{- $contribsPerAuthor := .All.ContribCountPerAuthor -}}
{{- $docsContribsPerAuthor := .Docs.ContribCountPerAuthor -}}
This release represents **{{ len .All }} contributions by {{ len $contribsPerAuthor }} contributors** to the main Hugo code base.
{{- if gt (len $contribsPerAuthor) 3 -}}
{{- $u1 := index $contribsPerAuthor 0 -}}
{{- $u2 := index $contribsPerAuthor 1 -}}
{{- $u3 := index $contribsPerAuthor 2 -}}
{{- $u4 := index $contribsPerAuthor 3 -}}
{{- $u1.AuthorLink }} leads the Hugo development with a significant amount of contributions, but also a big shoutout to {{ $u2.AuthorLink }}, {{ $u3.AuthorLink }}, and {{ $u4.AuthorLink }} for their ongoing contributions.
And a big thanks to [@digitalcraftsman](https://github.com/digitalcraftsman) for his relentless work on keeping the themes site in pristine condition and to [@davidsneighbour](https://github.com/davidsneighbour), [@coliff](https://github.com/coliff) and [@kaushalmodi](https://github.com/kaushalmodi) for all the great work on the documentation site.
{{ end }}
Many have also been busy writing and fixing the documentation in [hugoDocs](https://github.com/gohugoio/hugoDocs),
which has received **{{ len .Docs }} contributions by {{ len $docsContribsPerAuthor }} contributors**.
{{- if gt (len $docsContribsPerAuthor) 3 -}}
{{- $u1 := index $docsContribsPerAuthor 0 -}}
{{- $u2 := index $docsContribsPerAuthor 1 -}}
{{- $u3 := index $docsContribsPerAuthor 2 -}}
{{- $u4 := index $docsContribsPerAuthor 3 }} A special thanks to {{ $u1.AuthorLink }}, {{ $u2.AuthorLink }}, {{ $u3.AuthorLink }}, and {{ $u4.AuthorLink }} for their work on the documentation site.
{{ end }}
Hugo now has:
{{ with .Repo -}}
* {{ .Stars }}+ [stars](https://github.com/gohugoio/hugo/stargazers)
* {{ len .Contributors }}+ [contributors](https://github.com/gohugoio/hugo/graphs/contributors)
{{- end -}}
{{ with .ThemeCount }}
* {{ . }}+ [themes](http://themes.gohugo.io/)
{{ end }}
{{ with .Notes }}
## Notes
{{ template "change-section" . }}
{{- end -}}
## Enhancements
{{ template "change-headers" .Enhancements -}}
## Fixes
{{ template "change-headers" .Fixes -}}
{{ define "change-headers" }}
{{ $tmplChanges := index . "templateChanges" -}}
{{- $outChanges := index . "outChanges" -}}
{{- $coreChanges := index . "coreChanges" -}}
{{- $otherChanges := index . "otherChanges" -}}
{{- with $tmplChanges -}}
### Templates
{{ template "change-section" . }}
{{- end -}}
{{- with $outChanges -}}
### Output
{{ template "change-section" . }}
{{- end -}}
{{- with $coreChanges -}}
### Core
{{ template "change-section" . }}
{{- end -}}
{{- with $otherChanges -}}
### Other
{{ template "change-section" . }}
{{- end -}}
{{ end }}
{{ define "change-section" }}
{{ range . }}
{{- if .GitHubCommit -}}
* {{ .Subject }} {{ . | commitURL }} {{ . | authorURL }} {{ range .Issues }}{{ . | issue }}{{ end }}
{{ else -}}
* {{ .Subject }} {{ range .Issues }}{{ . | issue }}{{ end }}
{{ end -}}
{{- end }}
{{ end }}
`
)
var templateFuncs = template.FuncMap{
"isPatch": func(c changeLog) bool {
return !strings.HasSuffix(c.Version, "0")
},
"issue": func(id int) string {
return fmt.Sprintf(issueLinkTemplate, id, id)
},
"commitURL": func(info gitInfo) string {
if info.GitHubCommit.HTMLURL == "" {
return ""
}
return fmt.Sprintf(linkTemplate, info.Hash, info.GitHubCommit.HTMLURL)
},
"authorURL": func(info gitInfo) string {
if info.GitHubCommit.Author.Login == "" {
return ""
}
return fmt.Sprintf(linkTemplate, "@"+info.GitHubCommit.Author.Login, info.GitHubCommit.Author.HTMLURL)
},
}
func writeReleaseNotes(version string, infosMain, infosDocs gitInfos, to io.Writer) error {
client := newGitHubAPI("hugo")
changes := gitInfosToChangeLog(infosMain, infosDocs)
changes.Version = version
repo, err := client.fetchRepo()
if err == nil {
changes.Repo = &repo
}
themeCount, err := fetchThemeCount()
if err == nil {
changes.ThemeCount = themeCount
}
mtempl := releaseNotesMarkdownTemplate
if !strings.HasSuffix(version, "0") {
mtempl = releaseNotesMarkdownTemplatePatchRelease
}
tmpl, err := template.New("").Funcs(templateFuncs).Parse(mtempl)
if err != nil {
return err
}
err = tmpl.Execute(to, changes)
if err != nil {
return err
}
return nil
}
func fetchThemeCount() (int, error) {
resp, err := http.Get("https://raw.githubusercontent.com/gohugoio/hugoThemes/master/.gitmodules")
if err != nil {
return 0, err
}
defer resp.Body.Close()
b, _ := ioutil.ReadAll(resp.Body)
return bytes.Count(b, []byte("submodule")), nil
}
func writeReleaseNotesToTmpFile(version string, infosMain, infosDocs gitInfos) (string, error) {
f, err := ioutil.TempFile("", "hugorelease")
if err != nil {
return "", err
}
defer f.Close()
if err := writeReleaseNotes(version, infosMain, infosDocs, f); err != nil {
return "", err
}
return f.Name(), nil
}
func getReleaseNotesDocsTempDirAndName(version string, final bool) (string, string) {
if final {
return hugoFilepath("temp"), fmt.Sprintf("%s-relnotes-ready.md", version)
}
return hugoFilepath("temp"), fmt.Sprintf("%s-relnotes.md", version)
}
func getReleaseNotesDocsTempFilename(version string, final bool) string {
return filepath.Join(getReleaseNotesDocsTempDirAndName(version, final))
}
func (r *ReleaseHandler) releaseNotesState(version string) (releaseNotesState, error) {
docsTempPath, name := getReleaseNotesDocsTempDirAndName(version, false)
_, err := os.Stat(filepath.Join(docsTempPath, name))
if err == nil {
return releaseNotesCreated, nil
}
docsTempPath, name = getReleaseNotesDocsTempDirAndName(version, true)
_, err = os.Stat(filepath.Join(docsTempPath, name))
if err == nil {
return releaseNotesReady, nil
}
if !os.IsNotExist(err) {
return releaseNotesNone, err
}
return releaseNotesNone, nil
}
func (r *ReleaseHandler) writeReleaseNotesToTemp(version string, isPatch bool, infosMain, infosDocs gitInfos) (string, error) {
docsTempPath, name := getReleaseNotesDocsTempDirAndName(version, isPatch)
var (
w io.WriteCloser
)
if !r.try {
os.Mkdir(docsTempPath, os.ModePerm)
f, err := os.Create(filepath.Join(docsTempPath, name))
if err != nil {
return "", err
}
name = f.Name()
defer f.Close()
w = f
} else {
w = os.Stdout
}
if err := writeReleaseNotes(version, infosMain, infosDocs, w); err != nil {
return "", err
}
return name, nil
}
func (r *ReleaseHandler) writeReleaseNotesToDocs(title, description, sourceFilename string) (string, error) {
targetFilename := "index.md"
bundleDir := strings.TrimSuffix(filepath.Base(sourceFilename), "-ready.md")
contentDir := hugoFilepath("docs/content/en/news/" + bundleDir)
targetFullFilename := filepath.Join(contentDir, targetFilename)
if r.try {
fmt.Printf("Write release notes to /docs: Bundle %q Dir: %q\n", bundleDir, contentDir)
return targetFullFilename, nil
}
if err := os.MkdirAll(contentDir, os.ModePerm); err != nil {
return "", nil
}
b, err := ioutil.ReadFile(sourceFilename)
if err != nil {
return "", err
}
f, err := os.Create(targetFullFilename)
if err != nil {
return "", err
}
defer f.Close()
fmTail := ""
if !strings.HasSuffix(title, ".0") {
// Bug fix release
fmTail = `
images:
- images/blog/hugo-bug-poster.png
`
}
if _, err := f.WriteString(fmt.Sprintf(`
---
date: %s
title: %q
description: %q
categories: ["Releases"]%s
---
`, time.Now().Format("2006-01-02"), title, description, fmTail)); err != nil {
return "", err
}
if _, err := f.Write(b); err != nil {
return "", err
}
return targetFullFilename, nil
}