-
Notifications
You must be signed in to change notification settings - Fork 335
/
mail_message.go
91 lines (72 loc) · 1.48 KB
/
mail_message.go
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
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
package types
import (
"io"
"io/ioutil"
"net/mail"
"time"
)
type (
MailMessage struct {
Date time.Time `json:"date"`
Subject string `json:"subject"`
Header MailMessageHeader `json:"header"`
// RawBody will be base64 encoded!
// (might contain binary data)
RawBody []byte `json:"rawBody,string"`
// @todo parts
// Parts []...
}
MailMessageHeader struct {
// extract common addresses
To []*mail.Address `json:"to"`
CC []*mail.Address `json:"cc"`
BCC []*mail.Address `json:"bcc"`
From []*mail.Address `json:"from"`
ReplyTo []*mail.Address `json:"replyTo"`
Raw mail.Header `json:"raw"`
}
)
func NewMailMessage(r io.Reader) (out *MailMessage, err error) {
var (
aa []*mail.Address
msg *mail.Message
addrKeys = []string{
"from",
"to",
"cc",
"bcc",
"reply-to",
}
)
if msg, err = mail.ReadMessage(r); err != nil {
return
}
out = &MailMessage{}
out.Header.Raw = msg.Header
out.Date, _ = msg.Header.Date()
out.Subject = msg.Header.Get("subject")
for _, key := range addrKeys {
aa, err = msg.Header.AddressList(key)
if err != nil && err != mail.ErrHeaderNotPresent {
return
}
if len(aa) > 0 {
switch key {
case "from":
out.Header.From = aa
case "to":
out.Header.To = aa
case "cc":
out.Header.CC = aa
case "bcc":
out.Header.BCC = aa
case "reply-to":
out.Header.ReplyTo = aa
}
}
}
if out.RawBody, err = ioutil.ReadAll(msg.Body); err != nil {
return
}
return
}