hippofish/packages/backend/src/services/send-email.ts

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import * as nodemailer from "nodemailer";
import { fetchMeta } from "@/misc/fetch-meta.js";
import Logger from "./logger.js";
import config from "@/config/index.js";
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export const logger = new Logger("email");
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export async function sendEmail(
to: string,
subject: string,
html: string,
text: string,
) {
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const meta = await fetchMeta(true);
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const iconUrl = `${config.url}/static-assets/mi-white.png`;
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const emailSettingUrl = `${config.url}/settings/email`;
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const enableAuth = meta.smtpUser != null && meta.smtpUser !== "";
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const transporter = nodemailer.createTransport({
host: meta.smtpHost,
port: meta.smtpPort,
secure: meta.smtpSecure,
ignoreTLS: !enableAuth,
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proxy: config.proxySmtp,
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auth: enableAuth
? {
user: meta.smtpUser,
pass: meta.smtpPass,
}
: undefined,
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} as any);
try {
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// TODO: htmlサニタイズ
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const info = await transporter.sendMail({
from: meta.email!,
to: to,
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subject: subject,
text: text,
html: `<!doctype html>
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<html>
<head>
<meta charset="utf-8">
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<title>${subject}</title>
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<style>
html {
background: #eee;
}
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body {
padding: 16px;
margin: 0;
font-family: sans-serif;
font-size: 14px;
}
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a {
text-decoration: none;
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color: #31748f;
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}
a:hover {
text-decoration: underline;
}
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main {
max-width: 500px;
margin: 0 auto;
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background: #e0def4;
color: #6e6a86;
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}
main > header {
padding: 32px;
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background: #31748f;
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}
main > header > img {
max-width: 128px;
max-height: 28px;
vertical-align: bottom;
}
main > article {
padding: 32px;
}
main > article > h1 {
margin: 0 0 1em 0;
}
main > footer {
padding: 32px;
border-top: solid 1px #eee;
}
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nav {
box-sizing: border-box;
max-width: 500px;
margin: 16px auto 0 auto;
padding: 0 32px;
}
nav > a {
color: #888;
}
</style>
</head>
<body>
<main>
<header>
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<img src="${meta.logoImageUrl || meta.iconUrl || iconUrl}"/>
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</header>
<article>
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<h1>${subject}</h1>
<div>${html}</div>
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</article>
<footer>
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<a href="${emailSettingUrl}">${"Email setting"}</a>
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</footer>
</main>
<nav>
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<a href="${config.url}">${config.host}</a>
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</nav>
</body>
</html>`,
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});
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logger.info(`Message sent: ${info.messageId}`);
} catch (err) {
logger.error(err as Error);
throw err;
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}
}