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@jpomykala jpomykala/form.html
Created Jan 27, 2019

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<div>
<form action="#" id="callbackForm" class="contact-form">
<div class="form-group">
<label for="email">Email</label>
<input type="email" required id="email" class="form-control" placeholder="" autocomplete="email" name="email" />
</div>
<div class="form-group">
<label for="name">Message</label>
<input id="message" type="text" class="form-control" placeholder="" name="message" />
</div>
<button type="submit" id="sendMessageButton" class="btn btn-primary btn-block">
Send message
</button>
</form>
<script>
$("#callbackForm").submit(function(e) {
e.preventDefault();
var replyTo = $("#email");
var name = $("#name");
var data = {
"_sendTo": "<your_email>",
"_replyTo": replyTo.val(),
"message": message.val()
};
var url = "<API_GATEWAY_URL>";
$.ajax({
url: url,
type: 'POST',
crossDomain: true,
data: JSON.stringify(data),
dataType: 'json',
contentType: "application/json"
});
});
</script>
</div>
var aws = require("aws-sdk");
const successResponse = {
"statusCode": 200,
"headers": {
"Content-Type": "application/json",
},
"body": JSON.stringify({ message: ":)" }),
"isBase64Encoded": false
};
const errorResponse = {
"statusCode": 500,
"headers": {
"Content-Type": "application/json",
},
"body": JSON.stringify({ message: "something bad happen, check logs" }),
"isBase64Encoded": false
};
exports.handler = async(event, context, callback) => {
aws.config.update({region: 'eu-west-1'});
const requestBody = event.body;
const request = JSON.parse(requestBody);
console.log(request);
const allowedDomains = ['example.com', 'jpomykala.me', 'yourdomain.com'];
const sendToEmail = request._sendTo || "";
let domain = "";
try {
const emailSplit = sendToEmail.split('@');
const arraySize = emailSplit.length;
domain = emailSplit[arraySize - 1];
const domainIsAllowed = allowedDomains.includes(domain);
if (!domainIsAllowed) {
throw new Error("Destination email not allowed for domain=", domain);
}
}
catch (e) {
console.warn(e.message, e.name, sendToEmail);
callback(JSON.stringify(errorResponse));
}
const params = {
Destination: {
ToAddresses: [sendToEmail]
},
Message: {
Body: {
Html: {
Charset: "UTF-8",
Data: `
<body>
<p>${request.message}</p>
<pre>${JSON.stringify(request, undefined, 2)}</pre>
</body>
`
}
},
Subject: {
Charset: "UTF-8",
Data: `New submission`
}
},
Source: `${request.name || "Name unknown"} <your_address@gmail.com>`,
ReplyToAddresses: [request._replyTo]
};
const sendPromise = new aws.SES()
.sendEmail(params)
.promise();
await sendPromise
.then(data => {
console.log(`E-mail sent to ${sendToEmail}`);
console.log(successResponse);
callback(null, successResponse);
})
.catch(err => {
console.log("E-mail NOT sent", err);
console.log(errorResponse);
callback(errorResponse);
});
};
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