1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
|
/*
* Copyright (C) Max Romanov
* Copyright (C) NGINX, Inc.
*/
package unit
/*
#include "nxt_go_lib.h"
*/
import "C"
import (
"fmt"
"net/http"
)
type response struct {
header http.Header
headerSent bool
req *http.Request
c_req C.nxt_go_request_t
}
func new_response(c_req C.nxt_go_request_t, req *http.Request) *response {
resp := &response{
header: http.Header{},
req: req,
c_req: c_req,
}
return resp
}
func (r *response) Header() http.Header {
return r.header
}
func (r *response) Write(p []byte) (n int, err error) {
if !r.headerSent {
r.WriteHeader(http.StatusOK)
}
l := C.size_t(len(p))
b := buf_ref(p)
res := C.nxt_go_response_write(r.c_req, b, l)
return int(res), nil
}
func (r *response) WriteHeader(code int) {
if r.headerSent {
// Note: explicitly using Stderr, as Stdout is our HTTP output.
nxt_go_warn("multiple response.WriteHeader calls")
return
}
r.headerSent = true
fmt.Fprintf(r, "Status: %d\r\n", code)
// Set a default Content-Type
if _, hasType := r.header["Content-Type"]; !hasType {
r.header.Add("Content-Type", "text/html; charset=utf-8")
}
r.header.Write(r)
r.Write([]byte("\r\n"))
}
func (r *response) Flush() {
if !r.headerSent {
r.WriteHeader(http.StatusOK)
}
C.nxt_go_response_flush(r.c_req)
}
|
