| // Copyright 2013 The Go Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style |
| // license that can be found in the LICENSE file. |
| |
| // This file contains the handlers that serve go-import redirects for Go |
| // sub-repositories. It specifies the mapping from import paths like |
| // "golang.org/x/tools" to the actual repository locations. |
| |
| package main |
| |
| import ( |
| "html/template" |
| "log" |
| "net/http" |
| "strings" |
| ) |
| |
| const xPrefix = "/x/" |
| |
| var xMap = map[string]string{ |
| "benchmarks": "https://code.google.com/p/go.benchmarks", |
| "blog": "https://code.google.com/p/go.blog", |
| "codereview": "https://code.google.com/p/go.codereview", |
| "crypto": "https://code.google.com/p/go.crypto", |
| "exp": "https://code.google.com/p/go.exp", |
| "image": "https://code.google.com/p/go.image", |
| "mobile": "https://code.google.com/p/go.mobile", |
| "net": "https://code.google.com/p/go.net", |
| "sys": "https://code.google.com/p/go.sys", |
| "talks": "https://code.google.com/p/go.talks", |
| "text": "https://code.google.com/p/go.text", |
| "tools": "https://code.google.com/p/go.tools", |
| } |
| |
| func init() { |
| http.HandleFunc(xPrefix, xHandler) |
| } |
| |
| func xHandler(w http.ResponseWriter, r *http.Request) { |
| head, tail := strings.TrimPrefix(r.URL.Path, xPrefix), "" |
| if i := strings.Index(head, "/"); i != -1 { |
| head, tail = head[:i], head[i:] |
| } |
| repo, ok := xMap[head] |
| if !ok { |
| http.NotFound(w, r) |
| return |
| } |
| data := struct { |
| Prefix, Head, Tail, Repo string |
| }{xPrefix, head, tail, repo} |
| if err := xTemplate.Execute(w, data); err != nil { |
| log.Println("xHandler:", err) |
| } |
| } |
| |
| var xTemplate = template.Must(template.New("x").Parse(`<!DOCTYPE html> |
| <html> |
| <head> |
| <meta http-equiv="Content-Type" content="text/html; charset=utf-8"/> |
| <meta name="go-import" content="golang.org{{.Prefix}}{{.Head}} hg {{.Repo}}"> |
| <meta http-equiv="refresh" content="0; url=https://godoc.org/golang.org{{.Prefix}}{{.Head}}{{.Tail}}"> |
| </head> |
| <body> |
| Nothing to see here; <a href="https://godoc.org/golang.org{{.Prefix}}{{.Head}}{{.Tail}}">move along</a>. |
| </body> |
| </html> |
| `)) |
