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valid email (#278)

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This commit is contained in:
Dominic Wong
2021-11-17 16:53:45 +00:00
committed by GitHub
parent da0d6a4e97
commit ab4c8ac3f6
2 changed files with 19 additions and 5 deletions
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23
email/handler/email.go
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@@ -7,6 +7,7 @@ import (
"fmt"
"io/ioutil"
"net/http"
"regexp"
"github.com/micro/micro/v3/service"
"github.com/micro/micro/v3/service/client"
@@ -59,12 +60,24 @@ type Email struct {
spamSvc spampb.SpamService
}
func (e *Email) Send(ctx context.Context, request *pb.SendRequest, response *pb.SendResponse) error {
if len(request.From) == 0 {
return errors.BadRequest("email.send.validation", "Missing from address")
// validEmail does very light validation
func validEmail(email string) bool {
if len(email) == 0 {
return false
}
if len(request.To) == 0 {
return errors.BadRequest("email.send.validation", "Missing to address")
m, err := regexp.MatchString("^\\S+@\\S+$", email)
if err != nil {
return false
}
return m
}
func (e *Email) Send(ctx context.Context, request *pb.SendRequest, response *pb.SendResponse) error {
if !validEmail(request.From) {
return errors.BadRequest("email.send.validation", "Invalid from address")
}
if !validEmail(request.To) {
return errors.BadRequest("email.send.validation", "Invalid to address")
}
if len(request.Subject) == 0 {
return errors.BadRequest("email.send.validation", "Missing subject")