| Alan Donovan | 551f300 | 2018-11-01 09:44:00 -0400 | [diff] [blame] | 1 | //+build ignore |
| 2 | |
| 3 | // The update command creates/updates the <html><head> elements of |
| 4 | // each subpackage beneath docs so that "go get" requests redirect |
| 5 | // to GitHub and other HTTP requests redirect to godoc.corp. |
| 6 | // |
| 7 | // Usage: |
| 8 | // |
| 9 | // $ cd $GOPATH/src/go.starlark.net |
| 10 | // $ go run docs/update.go |
| 11 | // |
| 12 | package main |
| 13 | |
| 14 | import ( |
| 15 | "bytes" |
| 16 | "fmt" |
| 17 | "io/ioutil" |
| 18 | "log" |
| 19 | "os" |
| 20 | "os/exec" |
| 21 | "path/filepath" |
| 22 | "strings" |
| 23 | ) |
| 24 | |
| 25 | func main() { |
| 26 | log.SetFlags(0) |
| 27 | log.SetPrefix("update: ") |
| 28 | |
| 29 | cwd, err := os.Getwd() |
| 30 | if err != nil { |
| 31 | log.Fatal(err) |
| 32 | } |
| 33 | if filepath.Base(cwd) != "go.starlark.net" { |
| 34 | log.Fatalf("must run from the go.starlark.net directory") |
| 35 | } |
| 36 | |
| 37 | cmd := exec.Command("go", "list", "./...") |
| 38 | cmd.Stdout = new(bytes.Buffer) |
| 39 | cmd.Stderr = os.Stderr |
| 40 | if err := cmd.Run(); err != nil { |
| 41 | log.Fatal(err) |
| 42 | } |
| 43 | for _, pkg := range strings.Split(strings.TrimSpace(fmt.Sprint(cmd.Stdout)), "\n") { |
| 44 | rel := strings.TrimPrefix(pkg, "go.starlark.net/") // e.g. "cmd/starlark" |
| 45 | subdir := filepath.Join("docs", rel) |
| 46 | if err := os.MkdirAll(subdir, 0777); err != nil { |
| 47 | log.Fatal(err) |
| 48 | } |
| 49 | |
| 50 | // Create missing docs/$rel/index.html files. |
| 51 | html := filepath.Join(subdir, "index.html") |
| 52 | if _, err := os.Stat(html); os.IsNotExist(err) { |
| 53 | data := strings.Replace(defaultHTML, "$PKG", pkg, -1) |
| 54 | if err := ioutil.WriteFile(html, []byte(data), 0666); err != nil { |
| 55 | log.Fatal(err) |
| 56 | } |
| 57 | log.Printf("created %s", html) |
| 58 | } |
| 59 | } |
| 60 | } |
| 61 | |
| 62 | const defaultHTML = `<html> |
| 63 | <head> |
| 64 | <meta name="go-import" content="go.starlark.net git https://github.com/google/starlark-go"></meta> |
| 65 | <meta http-equiv="refresh" content="0;URL='http://godoc.org/$PKG'" /></meta> |
| 66 | </head> |
| 67 | <body> |
| 68 | Redirecting to godoc.org page for $PKG... |
| 69 | </body> |
| 70 | </html> |
| 71 | ` |