api/mail.go

   1 package api
   2
   3 import (
   4         "fmt"
   5         "strings"
   6
   7         "github.com/matcornic/hermes"
   8         "gopkg.in/gomail.v2"
   9 )
  10
  11 var MailTemplateEngine hermes.Hermes
  12
  13 func ConfigureMailTemplateEngine() {
  14         var link string
  15         if strings.Contains(CONFIG.Domain, "localhost") {
  16                 link = fmt.Sprintf("http://%s", CONFIG.Domain)
  17         } else {
  18                 link = fmt.Sprintf("https://%s", CONFIG.Domain)
  19         }
  20
  21         MailTemplateEngine = hermes.Hermes{
  22                 Product: hermes.Product{
  23                         Name:      "CryptoPF",
  24                         Link:      link,
  25                         Copyright: "Copyright © 2017 CryptoPF. All rights reserved.",
  26                 },
  27         }
  28 }
  29
  30 func SendResetPasswordMail(to, token string) error {
  31         mail := hermes.Email{
  32                 Body: hermes.Body{
  33                         Name: to,
  34                         Intros: []string{
  35                                 "You have received this email because a password reset request for your CryptoPF account was received.",
  36                         },
  37                         Actions: []hermes.Action{
  38                                 {
  39                                         Instructions: "Click the button below to reset your password:",
  40                                         Button: hermes.Button{
  41                                                 Color: "#DC4D2F",
  42                                                 Text:  "Reset your password",
  43                                                 Link:  fmt.Sprintf("%s/change-password?token=%s", MailTemplateEngine.Product.Link, token),
  44                                         },
  45                                 },
  46                         },
  47                         Outros: []string{
  48                                 "If you did not request a password reset, no further action is required on your part.",
  49                         },
  50                         Signature: "Thanks",
  51                 },
  52         }
  53
  54         body, err := MailTemplateEngine.GenerateHTML(mail)
  55         if err != nil {
  56                 return err
  57         }
  58
  59         return SendEmail(to, "Password reset", body)
  60 }
  61
  62 func SendConfirmationMail(to, token string) error {
  63         mail := hermes.Email{
  64                 Body: hermes.Body{
  65                         Name: to,
  66                         Intros: []string{
  67                                 "Welcome to CryptoPF! We're very excited to have you on board.",
  68                         },
  69                         Actions: []hermes.Action{
  70                                 {
  71                                         Instructions: "To get started with CryptoPF, please click here:",
  72                                         Button: hermes.Button{
  73                                                 Text: "Confirm your account",
  74                                                 Link: fmt.Sprintf("%s/confirm?token=%s", MailTemplateEngine.Product.Link, token),
  75                                         },
  76                                 },
  77                         },
  78                         Outros: []string{
  79                                 "Need help, or have questions? Just reply to this email, we'd love to help.",
  80                         },
  81                         Signature: "Thanks",
  82                 },
  83         }
  84
  85         body, err := MailTemplateEngine.GenerateHTML(mail)
  86         if err != nil {
  87                 return err
  88         }
  89
  90         return SendEmail(to, "Confirm your email", body)
  91 }
  92
  93 func SendEmail(to, subject, body string) error {
  94         m := gomail.NewMessage()
  95         m.SetAddressHeader("From", MAIL_CONFIG.AddressFrom, "CryptoPF")
  96         m.SetAddressHeader("To", to, to)
  97         m.SetHeader("Subject", subject)
  98         m.SetBody("text/html", body)
  99
 100         d := gomail.NewPlainDialer(MAIL_CONFIG.SmtpAddress, 587, MAIL_CONFIG.Login, MAIL_CONFIG.Password)
 101
 102         return d.DialAndSend(m)
 103 }