Files
gitea-release-resource/out_command.go
2015-10-27 14:47:42 -07:00

153 lines
3.3 KiB
Go

package resource
import (
"fmt"
"io"
"io/ioutil"
"os"
"path/filepath"
"strings"
"github.com/zachgersh/go-github/github"
)
type OutCommand struct {
github GitHub
writer io.Writer
}
func NewOutCommand(github GitHub, writer io.Writer) *OutCommand {
return &OutCommand{
github: github,
writer: writer,
}
}
func (c *OutCommand) Run(sourceDir string, request OutRequest) (OutResponse, error) {
params := request.Params
name, err := c.fileContents(filepath.Join(sourceDir, request.Params.NamePath))
if err != nil {
return OutResponse{}, err
}
tag, err := c.fileContents(filepath.Join(sourceDir, request.Params.TagPath))
if err != nil {
return OutResponse{}, err
}
var body string
bodySpecified := false
if request.Params.BodyPath != "" {
bodySpecified = true
body, err = c.fileContents(filepath.Join(sourceDir, request.Params.BodyPath))
if err != nil {
return OutResponse{}, err
}
}
targetCommitish := ""
if request.Params.CommitishPath != "" {
targetCommitish, err = c.fileContents(filepath.Join(sourceDir, request.Params.CommitishPath))
if err != nil {
return OutResponse{}, err
}
}
draft := request.Source.Drafts
release := &github.RepositoryRelease{
Name: github.String(name),
TagName: github.String(tag),
Body: github.String(body),
Draft: github.Bool(draft),
TargetCommitish: github.String(targetCommitish),
}
existingReleases, err := c.github.ListReleases()
if err != nil {
return OutResponse{}, err
}
var existingRelease *github.RepositoryRelease
for _, e := range existingReleases {
if e.TagName != nil && *e.TagName == tag {
existingRelease = &e
break
}
}
if existingRelease != nil {
existingRelease.Name = github.String(name)
existingRelease.TargetCommitish = github.String(targetCommitish)
existingRelease.Draft = github.Bool(draft)
if bodySpecified {
existingRelease.Body = github.String(body)
}
for _, asset := range existingRelease.Assets {
fmt.Fprintf(c.writer, "clearing existing asset: %s\n", *asset.Name)
err := c.github.DeleteReleaseAsset(asset)
if err != nil {
return OutResponse{}, err
}
}
fmt.Fprintf(c.writer, "updating release %s\n", name)
release, err = c.github.UpdateRelease(*existingRelease)
} else {
fmt.Fprintf(c.writer, "creating release %s\n", name)
release, err = c.github.CreateRelease(*release)
}
if err != nil {
return OutResponse{}, err
}
for _, fileGlob := range params.Globs {
matches, err := filepath.Glob(filepath.Join(sourceDir, fileGlob))
if err != nil {
return OutResponse{}, err
}
if len(matches) == 0 {
return OutResponse{}, fmt.Errorf("could not find file that matches glob '%s'", fileGlob)
}
for _, filePath := range matches {
file, err := os.Open(filePath)
if err != nil {
return OutResponse{}, err
}
fmt.Fprintf(c.writer, "uploading %s\n", filePath)
name := filepath.Base(filePath)
err = c.github.UploadReleaseAsset(*release, name, file)
if err != nil {
return OutResponse{}, err
}
file.Close()
}
}
return OutResponse{
Version: versionFromDraft(release),
Metadata: metadataFromRelease(release),
}, nil
}
func (c *OutCommand) fileContents(path string) (string, error) {
contents, err := ioutil.ReadFile(path)
if err != nil {
return "", err
}
return strings.TrimSpace(string(contents)), nil
}