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import json
from base64 import b64encode
from unittest.mock import ANY
from django.test import tag
from anymail.inbound import AnymailInboundMessage
from anymail.signals import AnymailInboundEvent
from anymail.webhooks.mailjet import MailjetInboundWebhookView
from .utils import sample_email_content, sample_image_content
from .webhook_cases import WebhookTestCase
@tag("mailjet")
class MailjetInboundTestCase(WebhookTestCase):
def test_inbound_basics(self):
raw_event = {
"Sender": "envelope-from@example.org",
"Recipient": "test@inbound.example.com",
# this is just the Date header from the sender, parsed to UTC:
"Date": "20171012T013104",
"From": '"Displayed From" <from+test@example.org>',
"Subject": "Test subject",
"Headers": {
"Return-Path": [
"<bounce-handler=from+test%example.org@mail.example.org>"
],
"Received": [
"from mail.example.org by parse.mailjet.com ..."
"by mail.example.org for <test@inbound.example.com> ...",
"by 10.10.1.71 with HTTP; Wed, 11 Oct 2017 18:31:04 -0700 (PDT)",
],
"MIME-Version": ["1.0"],
"From": '"Displayed From" <from+test@example.org>',
"Date": "Wed, 11 Oct 2017 18:31:04 -0700",
"Message-ID": "<CAEPk3R+4Zr@mail.example.org>",
"Subject": "Test subject",
"To": "Test Inbound <test@inbound.example.com>, other@example.com",
"Cc": "cc@example.com",
"Reply-To": "from+test@milter.example.org",
"Content-Type": ['multipart/alternative; boundary="boundary0"'],
},
"Parts": [
{
"Headers": {"Content-Type": ['text/plain; charset="UTF-8"']},
"ContentRef": "Text-part",
},
{
"Headers": {
"Content-Type": ['text/html; charset="UTF-8"'],
"Content-Transfer-Encoding": ["quoted-printable"],
},
"ContentRef": "Html-part",
},
],
"Text-part": "Test body plain",
"Html-part": "<div>Test body html</div>",
"SpamAssassinScore": "1.7",
}
response = self.client.post(
"/anymail/mailjet/inbound/",
content_type="application/json",
data=json.dumps(raw_event),
)
self.assertEqual(response.status_code, 200)
kwargs = self.assert_handler_called_once_with(
self.inbound_handler,
sender=MailjetInboundWebhookView,
event=ANY,
esp_name="Mailjet",
)
# AnymailInboundEvent
event = kwargs["event"]
self.assertIsInstance(event, AnymailInboundEvent)
self.assertEqual(event.event_type, "inbound")
# Mailjet doesn't provide inbound event timestamp:
self.assertIsNone(event.timestamp)
# Mailjet doesn't provide inbound event id:
self.assertIsNone(event.event_id)
self.assertIsInstance(event.message, AnymailInboundMessage)
self.assertEqual(event.esp_event, raw_event)
# AnymailInboundMessage - convenience properties
message = event.message
self.assertEqual(message.from_email.display_name, "Displayed From")
self.assertEqual(message.from_email.addr_spec, "from+test@example.org")
self.assertEqual(
[str(e) for e in message.to],
["Test Inbound <test@inbound.example.com>", "other@example.com"],
)
self.assertEqual([str(e) for e in message.cc], ["cc@example.com"])
self.assertEqual(message.subject, "Test subject")
self.assertEqual(message.date.isoformat(" "), "2017-10-11 18:31:04-07:00")
self.assertEqual(message.text, "Test body plain")
self.assertEqual(message.html, "<div>Test body html</div>")
self.assertEqual(message.envelope_sender, "envelope-from@example.org")
self.assertEqual(message.envelope_recipient, "test@inbound.example.com")
# Mailjet doesn't provide stripped plaintext body:
self.assertIsNone(message.stripped_text)
# Mailjet doesn't provide stripped html:
self.assertIsNone(message.stripped_html)
# Mailjet doesn't provide spam boolean:
self.assertIsNone(message.spam_detected)
self.assertEqual(message.spam_score, 1.7)
# AnymailInboundMessage - other headers
self.assertEqual(message["Message-ID"], "<CAEPk3R+4Zr@mail.example.org>")
self.assertEqual(message["Reply-To"], "from+test@milter.example.org")
self.assertEqual(
message.get_all("Received"),
[
"from mail.example.org by parse.mailjet.com ..."
"by mail.example.org for <test@inbound.example.com> ...",
"by 10.10.1.71 with HTTP; Wed, 11 Oct 2017 18:31:04 -0700 (PDT)",
],
)
def test_attachments(self):
image_content = sample_image_content()
email_content = sample_email_content()
raw_event = {
"Headers": {
"MIME-Version": ["1.0"],
"Content-Type": ['multipart/mixed; boundary="boundary0"'],
},
"Parts": [
{
"Headers": {
"Content-Type": ['multipart/related; boundary="boundary1"']
}
},
{
"Headers": {
"Content-Type": ['multipart/alternative; boundary="boundary2"']
}
},
{
"Headers": {"Content-Type": ['text/plain; charset="UTF-8"']},
"ContentRef": "Text-part",
},
{
"Headers": {
"Content-Type": ['text/html; charset="UTF-8"'],
"Content-Transfer-Encoding": ["quoted-printable"],
},
"ContentRef": "Html-part",
},
{
"Headers": {
"Content-Type": ["text/plain"],
"Content-Disposition": ['attachment; filename="test.txt"'],
"Content-Transfer-Encoding": ["quoted-printable"],
},
"ContentRef": "Attachment1",
},
{
"Headers": {
"Content-Type": ['image/png; name="image.png"'],
"Content-Disposition": ['inline; filename="image.png"'],
"Content-Transfer-Encoding": ["base64"],
"Content-ID": ["<abc123>"],
},
"ContentRef": "InlineAttachment1",
},
{
"Headers": {
"Content-Type": ['message/rfc822; charset="US-ASCII"'],
"Content-Disposition": ["attachment"],
},
"ContentRef": "Attachment2",
},
],
"Text-part": "Test body plain",
"Html-part": "<div>Test body html <img src='cid:abc123'></div>",
"InlineAttachment1": b64encode(image_content).decode("ascii"),
"Attachment1": b64encode("test attachment".encode("utf-8")).decode("ascii"),
"Attachment2": b64encode(email_content).decode("ascii"),
}
response = self.client.post(
"/anymail/mailjet/inbound/",
content_type="application/json",
data=json.dumps(raw_event),
)
self.assertEqual(response.status_code, 200)
kwargs = self.assert_handler_called_once_with(
self.inbound_handler,
sender=MailjetInboundWebhookView,
event=ANY,
esp_name="Mailjet",
)
event = kwargs["event"]
message = event.message
attachments = message.attachments # AnymailInboundMessage convenience accessor
self.assertEqual(len(attachments), 2)
self.assertEqual(attachments[0].get_filename(), "test.txt")
self.assertEqual(attachments[0].get_content_type(), "text/plain")
self.assertEqual(attachments[0].get_content_text(), "test attachment")
self.assertEqual(attachments[1].get_content_type(), "message/rfc822")
self.assertEqualIgnoringHeaderFolding(
attachments[1].get_content_bytes(), email_content
)
inlines = message.content_id_map
self.assertEqual(len(inlines), 1)
inline = inlines["abc123"]
self.assertEqual(inline.get_filename(), "image.png")
self.assertEqual(inline.get_content_type(), "image/png")
self.assertEqual(inline.get_content_bytes(), image_content)
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