Enviar mensagens com conteúdo MIME

Muitos clientes de email podem enviar mensagens pelo Exchange em um formato de mensagem MIME e se comunicar em várias plataformas de email.

A API de email do Outlook oferece suporte às seguintes ações em mensagens com conteúdo MIME:

  • Enviar mensagens.
  • Enviar mensagens para responder ou responder a todos.
  • Encaminhar mensagens.
  • Criar mensagens de rascunho.
  • Anexe assinaturas S/MIME a mensagens.
  • Criptografe o conteúdo da mensagem usando S/MIME.

Importante

  • O S/MIME fornece dois recursos principais: assinaturas digitais para verificar o conteúdo do remetente e do email, e criptografia de mensagens para impedir que terceiros vejam o conteúdo do email.
  • Adicione assinaturas digitais S/MIME e conteúdo criptografado a emails somente no formato de mensagem MIME.

Para saber mais sobre o formato MIME, consulte como obter conteúdo MIME de uma mensagem.

Casos de uso

Casos de uso Método da API
Criar uma mensagem de rascunho: createMessage
Enviar um email sendMail
Responder a uma mensagem. reply
Criar um rascunho para responder uma mensagem createReply
Responder a todos por uma mensagem. replyAll
Criar um rascunho para responderTodos em uma mensagem createReplyAll
Encaminhar uma mensagem forward
Crie um rascunho para encaminhar a mensagem createForward

Especificar o corpo da mensagem MIME e o cabeçalho de solicitação

Você pode criar uma mensagem no formato JSON ou MIME. Especifique o formato pretendido no cabeçalho da solicitação:

  • Content-Type: application/json para usar o formato JSON no corpo da solicitação.
  • Content-Type: text/plain para usar o formato MIME no corpo da solicitação.

Ao especificar o corpo no formato MIME, forneça os cabeçalhos de mensagem de Internet e o conteúdo MIME aplicáveis e codifique-os no formato base64 no corpo da solicitação. O Microsoft Graph não dá suporte à edição nem à atualização de propriedades MIME individualmente.

Exemplo

Veja a seguir um exemplo de conteúdo MIME com títulos de mensagens da Internet (antes da codificação):

Received: from contoso.com (10.194.241.197) by 
contoso.com (10.194.241.197) with with HTTPS; Thu, 6 May 2021
 22:47:18 +0000
Received: from contoso.com (10.194.241.197)
 by contoso.com (10.194.241.197) with
 SMTP Server (version=TLS1_2, 
cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384_P256) id 15.1.1374.0 via Mailbox; Thu, 6 May
 2021 22:47:15 +0000
Received: from contoso.com 
(fe80::5bf:5059:4ca0:5017) by contoso.com 
(fe80::5bf:5059:4ca0:5017%12) with mapi id 15.01.1374.000; Thu, 6 May 2021
 22:47:14 +0000
From: Adele Vance <AdeleV@contoso.com>
To: Alex Wilber <AlexW@contoso.com>
CC: Christie Cline <ChristieC@contoso.com>
Subject: Testing the MIME feature in Graph
Thread-Topic: Testing the MIME feature in Graph
Thread-Index: AQHTJWSHSywMzSz8o0OJud48nG50GQ==
Date: Thu, 6 May 2021 22:47:14 +0000
Message-ID:
	<4aade2547798441eab5188a7a2436bc1@contoso.com>
Accept-Language: en-US
Content-Language: en-US
X-MS-Exchange-Organization-AuthAs: Internal
X-MS-Exchange-Organization-AuthMechanism: 04
X-MS-Exchange-Organization-AuthSource: contoso.com
X-MS-Has-Attach: yes
X-MS-Exchange-Organization-Network-Message-Id:
	0ffdb402-ec03-42c8-5d32-08d4f37bb517
X-MS-Exchange-Organization-SCL: -1
X-MS-TNEF-Correlator:
X-MS-Exchange-Organization-RecordReviewCfmType: 0
x-ms-publictraffictype: Email
x-originating-ip: [123.456.789.012]
x-ms-traffictypediagnostic: ASDFG12HJ3456:
X-Microsoft-Antispam-Mailbox-Delivery:
	ucf:0;jmr:0;auth:0;dest:I;ENG:(750129)(520011016)(706158)(944506458)(944626604);
X-Microsoft-Antispam-Message-Info:
	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
Content-Type: multipart/mixed;
	boundary="_004_MN2PR13MB3152FA5D970E0F158DF41456D5579MN2PR13MB3152namp_"
MIME-Version: 1.0

--_000_MN2PR13MB3152B5FCA9912BEA2E490189D5589MN2PR13MB3152namp_
Content-Type: text/plain; charset="iso-8859-1"
Content-Transfer-Encoding: quoted-printable

Hello Alex,

We are testing the Graph MIME feature.

Kind regards,

Adele

--_000_MN2PR13MB3152B5FCA9912BEA2E490189D5589MN2PR13MB3152namp_
Content-Type: text/html; charset="iso-8859-1"
Content-Transfer-Encoding: quoted-printable

<html>
<head>
<meta http-equiv=3D"Content-Type" content=3D"text/html; charset=3Diso-8859-=
1">
<style type=3D"text/css" style=3D"display:none;"> P {margin-top:0;margin-bo=
ttom:0;} </style>
</head>
<body dir=3D"ltr">
<div style=3D"font-family: Calibri, Arial, Helvetica, sans-serif; font-size=
: 12pt; color: rgb(0, 0, 0);">
Hello Alex,&nbsp;</div>
<div style=3D"font-family: Calibri, Arial, Helvetica, sans-serif; font-size=
: 12pt; color: rgb(0, 0, 0);">
<br>
</div>
<div style=3D"font-family: Calibri, Arial, Helvetica, sans-serif; font-size=
: 12pt; color: rgb(0, 0, 0);">
We are testing the Graph MIME feature.&nbsp;</div>
<div style=3D"font-family: Calibri, Arial, Helvetica, sans-serif; font-size=
: 12pt; color: rgb(0, 0, 0);">
<br>
</div>
<div style=3D"font-family: Calibri, Arial, Helvetica, sans-serif; font-size=
: 12pt; color: rgb(0, 0, 0);">
Kind regards,</div>
<div style=3D"font-family: Calibri, Arial, Helvetica, sans-serif; font-size=
: 12pt; color: rgb(0, 0, 0);">
<br>
</div>
<div style=3D"font-family: Calibri, Arial, Helvetica, sans-serif; font-size=
: 12pt; color: rgb(0, 0, 0);">
Adele</div>
</body>
</html>

--_000_MN2PR13MB3152B5FCA9912BEA2E490189D5589MN2PR13MB3152namp_--

Veja a seguir a cadeia de caracteres codificada com base64 correspondente:

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

Para incluir um anexo de arquivo, adeque os metadados do arquivo e o cabeçalho do Content-Transfer-Encoding no base64 ao conteúdo MIME:


--_004_MN2PR13MB3152FA5D970E0F158DF41456D5579MN2PR13MB3152namp_
Content-Type: application/vnd.openxmlformats-officedocument.wordprocessingml.document;
	name="Proposed_agenda_topics.docx"
Content-Description: Proposed_agenda_topics.docx
Content-Disposition: attachment; filename="Proposed_agenda_topics.docx";
	size=707560; creation-date="Fri, 07 May 2021 14:06:45 GMT";
	modification-date="Fri, 07 May 2021 14:07:28 GMT"
Content-Transfer-Encoding: base64

UEsDBBQABgAIAAAAIQA9xUZS1AEAALMLAAATAAgCW0NvbnRlbnRfVHlwZXNdLnhtbCCiBAIooAAC
AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
ZW0yLnhtbC5yZWxzUEsBAi0AFAAGAAgAAAAhAHvzAqPDAAAAKAEAAB4AAAAAAAAAAAAAAAAAVbgK
AGN1c3RvbVhtbC9fcmVscy9pdGVtMy54bWwucmVsc1BLAQItABQABgAIAAAAIQCyOUr/vAYAAIIe
AAATAAAAAAAAAAAAAAAAAFy6CgBjdXN0b21YbWwvaXRlbTIueG1sUEsFBgAAAAAhACEAwwgAAHHB
CgAAAA==

--_004_MN2PR13MB3152FA5D970E0F158DF41456D5579MN2PR13MB3152namp_--

Mensagens e condições de erro

Cenário Operação Código de erro Mensagem de erro
Conteúdo MIME mal formado, ausente POSTAR, COLOCAR 400 Cadeia de caracteres de base64 inválida para conteúdo MIME.

Próximas etapas