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show email attachments #36

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merged 3 commits into from
Oct 2, 2024
Merged

show email attachments #36

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79457d8
show email attachments
denis90 Sep 26, 2024
611ea75
update link styles
denis90 Sep 27, 2024
d575804
remove nbsp
denis90 Oct 2, 2024
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21 changes: 20 additions & 1 deletion app.js
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Original file line number Diff line number Diff line change
Expand Up @@ -55,14 +55,33 @@ app.get("/emails/:id", async (req, res, next) => {
try {
const messages = await fetchMessages();
const message = messages[req.params.id];

const email = await createEmail(message);
const attachments = email.attachments.filter((attachment) => attachment.contentDisposition === "attachment");

res.render("email", {
subject: email.subject,
to: email.to,
htmlContent: email.html,
attachments,
messageId: req.params.id,
});
} catch (err) {
next(err);
}
});

app.get("/emails/:id/attachments/:attachmentId", async (req, res, next) => {
try {
const messages = await fetchMessages();
const message = messages[req.params.id];
const email = await createEmail(message);
const attachment = email.attachments.find((attachment) => attachment.partId === req.params.attachmentId);

res.set({
"Content-Type": attachment.contentType,
"Content-Disposition": `inline; filename="${attachment.filename}"`,
});
res.send(attachment.content);
} catch (err) {
next(err);
}
Expand Down
50 changes: 37 additions & 13 deletions test/app.test.js
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Expand Up @@ -4,22 +4,43 @@ import app from "../app.js";

const generateMockEml = () => {
const timestamp = new Date().toUTCString();
return `Date: ${timestamp}\r\nFrom: [email protected]\r\nTo: [email protected]\r\nSubject: Test Email\r\n\r\nThis is the body of the email.`;
return `Date: Fri, 27 Sep 2024 00:18:19 +0300
From: [email protected]
To: [email protected]
Subject: Test Email
Content-Type: multipart/related;
boundary=b510f43f668889c35c6ed92270c106a8dc55a157b9add4fffd76983ad5cc

--b510f43f668889c35c6ed92270c106a8dc55a157b9add4fffd76983ad5cc
Content-Transfer-Encoding: quoted-printable
Content-Type: text/plain; charset=UTF-8

email body

--b510f43f668889c35c6ed92270c106a8dc55a157b9add4fffd76983ad5cc
Content-Disposition: attachment; filename="file.pdf"
Content-ID: <file.pdf>
Content-Transfer-Encoding: quoted-printable
Content-Type: image/pdf; name="file.pdf"

attachment-content
--b510f43f668889c35c6ed92270c106a8dc55a157b9add4fffd76983ad5cc--
`;
};

describe("App Tests", () => {
beforeEach(() => {
nock(`${process.env.LOCALSTACK_HOST || 'http://localhost:4566'}`)
nock(`${process.env.LOCALSTACK_HOST || "http://localhost:4566"}`)
.get("/_aws/ses")
.reply(200, {
messages: [
{
Timestamp: Date.now(),
RawData: generateMockEml(),
RawData: generateMockEml()
},
{
Timestamp: Date.now(),
RawData: generateMockEml(),
RawData: generateMockEml()
},
{
Timestamp: Date.now(),
Expand All @@ -29,8 +50,8 @@ describe("App Tests", () => {
},
Body: {
text_part: null,
html_part: "<html>This is a test email with html</html>",
},
html_part: "<html>This is a test email with html</html>"
}
},
{
Timestamp: Date.now(),
Expand All @@ -40,10 +61,10 @@ describe("App Tests", () => {
},
Body: {
text_part: "This is a test email",
html_part: null,
},
},
],
html_part: null
}
}
]
});
});

Expand Down Expand Up @@ -89,13 +110,16 @@ describe("App Tests", () => {
test("GET /emails/:id/download should return status 200 and download the email as a file", async () => {
const response = await supertest(app).get("/emails/0/download");
expect(response.status).toBe(200);
expect(response.header["content-disposition"]).toBe(
'attachment; filename="Test Email.eml"',
);
expect(response.header["content-disposition"]).toBe('attachment; filename="Test Email.eml"');
});

test("GET /emails/:id/download should return status 400 when the email does not contain raw data", async () => {
const response = await supertest(app).get("/emails/2/download");
expect(response.status).toBe(400);
});

test("GET /emails/:id/attachments/:attachmentId should return status 200 and show attachment", async () => {
const response = await supertest(app).get("/emails/1/attachments/2");
expect(response.status).toBe(200);
});
});
18 changes: 14 additions & 4 deletions views/email.pug
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Original file line number Diff line number Diff line change
Expand Up @@ -13,14 +13,24 @@ html
padding: 10px 16px;
font-weight: normal;
}

.subject-value {
font-weight: bold;
}

.attachment-link {
color: #fff;
font-weight: bold;
}
body
.container
| Subject line:
="Subject line: "
span.subject-value #{subject} <br>
| To:
span.subject-value #{to}
="To: "
span.subject-value #{to} <br>
if attachments.length > 0
="Attachments: "
each att in attachments
a.attachment-link(href='/emails/' + messageId + '/attachments/' + att.partId, target="_blank")= att.filename
=" "
| !{htmlContent}