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feat: smtp mail provider implementation

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This commit is contained in:
Ferdinand Mütsch
2021-04-10 00:07:13 +02:00
parent ddc29f0414
commit 4706809170
15 changed files with 332 additions and 66 deletions
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55
services/mail/mailwhale.go
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@@ -5,21 +5,13 @@ import (
"encoding/json"
"errors"
"fmt"
"github.com/markbates/pkger"
conf "github.com/muety/wakapi/config"
"github.com/muety/wakapi/models"
"io/ioutil"
"net/http"
"text/template"
"time"
)
const (
tplPath = "/views/mail"
tplNamePasswordReset = "reset_password"
)
type MailWhaleService struct {
type MailWhaleMailService struct {
config *conf.MailwhaleMailConfig
httpClient *http.Client
}
@@ -33,8 +25,8 @@ type MailWhaleSendRequest struct {
TemplateVars map[string]string `json:"template_vars"`
}
func NewMailWhaleService(config *conf.MailwhaleMailConfig) *MailWhaleService {
return &MailWhaleService{
func NewMailWhaleService(config *conf.MailwhaleMailConfig) *MailWhaleMailService {
return &MailWhaleMailService{
config: config,
httpClient: &http.Client{
Timeout: 10 * time.Second,
@@ -42,25 +34,15 @@ func NewMailWhaleService(config *conf.MailwhaleMailConfig) *MailWhaleService {
}
}
func (m *MailWhaleService) SendPasswordResetMail(recipient *models.User, resetLink string) error {
tpl, err := m.loadTemplate(tplNamePasswordReset)
func (s *MailWhaleMailService) SendPasswordResetMail(recipient *models.User, resetLink string) error {
template, err := getPasswordResetTemplate(passwordResetLinkTplData{ResetLink: resetLink})
if err != nil {
return err
}
type data struct {
ResetLink string
}
var rendered bytes.Buffer
if err := tpl.Execute(&rendered, data{ResetLink: resetLink}); err != nil {
return err
}
return m.send(recipient.Email, "Wakapi – Password Reset", rendered.String(), true)
return s.send(recipient.Email, subjectPasswordReset, template.String(), true)
}
func (m *MailWhaleService) send(to, subject, body string, isHtml bool) error {
func (s *MailWhaleMailService) send(to, subject, body string, isHtml bool) error {
if to == "" {
return errors.New("no recipient mail address set, cannot send password reset link")
}
@@ -76,36 +58,21 @@ func (m *MailWhaleService) send(to, subject, body string, isHtml bool) error {
}
payload, _ := json.Marshal(sendRequest)
req, err := http.NewRequest(http.MethodPost, fmt.Sprintf("%s/api/mail", m.config.Url), bytes.NewBuffer(payload))
req, err := http.NewRequest(http.MethodPost, fmt.Sprintf("%s/api/mail", s.config.Url), bytes.NewBuffer(payload))
if err != nil {
return err
}
req.SetBasicAuth(m.config.ClientId, m.config.ClientSecret)
req.SetBasicAuth(s.config.ClientId, s.config.ClientSecret)
req.Header.Set("Content-Type", "application/json")
res, err := m.httpClient.Do(req)
res, err := s.httpClient.Do(req)
if err != nil {
return err
}
if res.StatusCode >= 400 {
return errors.New(fmt.Sprintf("failed to send password reset mail to %v, got status %d from mailwhale", to, res.StatusCode))
return errors.New(fmt.Sprintf("got status %d from mailwhale", res.StatusCode))
}
return nil
}
func (m *MailWhaleService) loadTemplate(tplName string) (*template.Template, error) {
tplFile, err := pkger.Open(fmt.Sprintf("%s/%s.tpl.html", tplPath, tplName))
if err != nil {
return nil, err
}
defer tplFile.Close()
tplData, err := ioutil.ReadAll(tplFile)
if err != nil {
return nil, err
}
return template.New(tplName).Parse(string(tplData))
}