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go/playground/common.go
2013-09-19 10:45:22 +10:00

47 lines
1.1 KiB
Go

// 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.
// Package playground registers HTTP handlers at "/compile" and "/share" that
// proxy requests to the golang.org playground service.
// This package may be used unaltered on App Engine.
package playground
import (
"bytes"
"fmt"
"io"
"net/http"
)
const baseURL = "http://play.golang.org"
func init() {
http.HandleFunc("/compile", bounce)
http.HandleFunc("/share", bounce)
}
func bounce(w http.ResponseWriter, r *http.Request) {
b := new(bytes.Buffer)
if err := passThru(b, r); err != nil {
http.Error(w, "Server error.", http.StatusInternalServerError)
report(r, err)
return
}
io.Copy(w, b)
}
func passThru(w io.Writer, req *http.Request) error {
defer req.Body.Close()
url := baseURL + req.URL.Path
r, err := client(req).Post(url, req.Header.Get("Content-type"), req.Body)
if err != nil {
return fmt.Errorf("making POST request: %v", err)
}
defer r.Body.Close()
if _, err := io.Copy(w, r.Body); err != nil {
return fmt.Errorf("copying response Body: %v", err)
}
return nil
}