124 lines
3.0 KiB
Go
124 lines
3.0 KiB
Go
|
// Copyright 2011 Google Inc. All rights reserved.
|
||
|
|
// Use of this source code is governed by the Apache 2.0
|
||
|
|
// license that can be found in the LICENSE file.
|
||
|
|
|
||
|
|
/*
|
||
|
|
Package mail provides the means of sending email from an
|
||
|
|
App Engine application.
|
||
|
|
|
||
|
|
Example:
|
||
|
|
msg := &mail.Message{
|
||
|
|
Sender: "romeo@montague.com",
|
||
|
|
To: []string{"Juliet <juliet@capulet.org>"},
|
||
|
|
Subject: "See you tonight",
|
||
|
|
Body: "Don't forget our plans. Hark, 'til later.",
|
||
|
|
}
|
||
|
|
if err := mail.Send(c, msg); err != nil {
|
||
|
|
log.Errorf(c, "Alas, my user, the email failed to sendeth: %v", err)
|
||
|
|
}
|
||
|
|
*/
|
||
|
|
package mail // import "google.golang.org/appengine/mail"
|
||
|
|
|
||
|
|
import (
|
||
|
|
"net/mail"
|
||
|
|
|
||
|
|
"github.com/golang/protobuf/proto"
|
||
|
|
"golang.org/x/net/context"
|
||
|
|
|
||
|
|
"google.golang.org/appengine/internal"
|
||
|
|
bpb "google.golang.org/appengine/internal/base"
|
||
|
|
pb "google.golang.org/appengine/internal/mail"
|
||
|
|
)
|
||
|
|
|
||
|
|
// A Message represents an email message.
|
||
|
|
// Addresses may be of any form permitted by RFC 822.
|
||
|
|
type Message struct {
|
||
|
|
// Sender must be set, and must be either an application admin
|
||
|
|
// or the currently signed-in user.
|
||
|
|
Sender string
|
||
|
|
ReplyTo string // may be empty
|
||
|
|
|
||
|
|
// At least one of these slices must have a non-zero length,
|
||
|
|
// except when calling SendToAdmins.
|
||
|
|
To, Cc, Bcc []string
|
||
|
|
|
||
|
|
Subject string
|
||
|
|
|
||
|
|
// At least one of Body or HTMLBody must be non-empty.
|
||
|
|
Body string
|
||
|
|
HTMLBody string
|
||
|
|
|
||
|
|
Attachments []Attachment
|
||
|
|
|
||
|
|
// Extra mail headers.
|
||
|
|
// See https://cloud.google.com/appengine/docs/go/mail/
|
||
|
|
// for permissible headers.
|
||
|
|
Headers mail.Header
|
||
|
|
}
|
||
|
|
|
||
|
|
// An Attachment represents an email attachment.
|
||
|
|
type Attachment struct {
|
||
|
|
// Name must be set to a valid file name.
|
||
|
|
Name string
|
||
|
|
Data []byte
|
||
|
|
ContentID string
|
||
|
|
}
|
||
|
|
|
||
|
|
// Send sends an email message.
|
||
|
|
func Send(c context.Context, msg *Message) error {
|
||
|
|
return send(c, "Send", msg)
|
||
|
|
}
|
||
|
|
|
||
|
|
// SendToAdmins sends an email message to the application's administrators.
|
||
|
|
func SendToAdmins(c context.Context, msg *Message) error {
|
||
|
|
return send(c, "SendToAdmins", msg)
|
||
|
|
}
|
||
|
|
|
||
|
|
func send(c context.Context, method string, msg *Message) error {
|
||
|
|
req := &pb.MailMessage{
|
||
|
|
Sender: &msg.Sender,
|
||
|
|
To: msg.To,
|
||
|
|
Cc: msg.Cc,
|
||
|
|
Bcc: msg.Bcc,
|
||
|
|
Subject: &msg.Subject,
|
||
|
|
}
|
||
|
|
if msg.ReplyTo != "" {
|
||
|
|
req.ReplyTo = &msg.ReplyTo
|
||
|
|
}
|
||
|
|
if msg.Body != "" {
|
||
|
|
req.TextBody = &msg.Body
|
||
|
|
}
|
||
|
|
if msg.HTMLBody != "" {
|
||
|
|
req.HtmlBody = &msg.HTMLBody
|
||
|
|
}
|
||
|
|
if len(msg.Attachments) > 0 {
|
||
|
|
req.Attachment = make([]*pb.MailAttachment, len(msg.Attachments))
|
||
|
|
for i, att := range msg.Attachments {
|
||
|
|
req.Attachment[i] = &pb.MailAttachment{
|
||
|
|
FileName: proto.String(att.Name),
|
||
|
|
Data: att.Data,
|
||
|
|
}
|
||
|
|
if att.ContentID != "" {
|
||
|
|
req.Attachment[i].ContentID = proto.String(att.ContentID)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
for key, vs := range msg.Headers {
|
||
|
|
for _, v := range vs {
|
||
|
|
req.Header = append(req.Header, &pb.MailHeader{
|
||
|
|
Name: proto.String(key),
|
||
|
|
Value: proto.String(v),
|
||
|
|
})
|
||
|
|
}
|
||
|
|
}
|
||
|
|
res := &bpb.VoidProto{}
|
||
|
|
if err := internal.Call(c, "mail", method, req, res); err != nil {
|
||
|
|
return err
|
||
|
|
}
|
||
|
|
return nil
|
||
|
|
}
|
||
|
|
|
||
|
|
func init() {
|
||
|
|
internal.RegisterErrorCodeMap("mail", pb.MailServiceError_ErrorCode_name)
|
||
|
|
}
|