This repository has been archived by the owner on Nov 28, 2023. It is now read-only.
-
Notifications
You must be signed in to change notification settings - Fork 1
/
smtp.go
80 lines (75 loc) · 1.63 KB
/
smtp.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
package email
import (
"aletheiaware.com/authgo"
"aletheiaware.com/cryptogo"
"bytes"
"html/template"
"log"
"net/smtp"
)
func SendEmail(server, identity, sender, recipient string, body *template.Template, data interface{}) error {
var buffer bytes.Buffer
if err := body.Execute(&buffer, data); err != nil {
return err
}
c, err := smtp.Dial(server)
if err != nil {
return err
}
defer c.Close()
if err := c.Hello(identity); err != nil {
return err
}
if err := c.Mail(sender); err != nil {
return err
}
if err := c.Rcpt(recipient); err != nil {
return err
}
wc, err := c.Data()
if err != nil {
return err
}
defer wc.Close()
if _, err := buffer.WriteTo(wc); err != nil {
return err
}
return nil
}
type SmtpEmailVerifier struct {
Server string
Identity string
Sender string
Template *template.Template
}
func NewSmtpEmailVerifier(server, identity, sender string, template *template.Template) *SmtpEmailVerifier {
return &SmtpEmailVerifier{
Server: server,
Identity: identity,
Sender: sender,
Template: template,
}
}
func (v SmtpEmailVerifier) Verify(email, username string) (string, error) {
code, err := cryptogo.RandomString(authgo.VERIFICATION_CODE_LENGTH)
if err != nil {
return "", err
}
code = code[:authgo.VERIFICATION_CODE_LENGTH]
log.Println("Verifying Email:", email, "Code:", code)
data := struct {
From string
To string
Username string
Code string
}{
From: v.Sender,
To: email,
Username: username,
Code: code,
}
if err := SendEmail(v.Server, v.Identity, v.Sender, email, v.Template, data); err != nil {
return "", err
}
return code, nil
}