This example shows how to send additional POST params with uploading.
<!DOCTYPE html>
<html>
<head>
<title>Redactor X</title>
<meta charset="utf-8">
<!-- css -->
<link rel="stylesheet" href="/your-dist-path/redactorx.min.css" />
</head>
<body>
<!-- element -->
<textarea id="entry">
<p>Content</p>
</textarea>
<!-- data from inputs -->
<input type="hidden" id="my-input-1" value="my-input-value-1">
<input type="hidden" id="my-input-2" value="my-input-value-2">
<!-- js -->
<script src="/your-dist-path/redactorx.min.js"></script>
<!-- call -->
<script>
RedactorX('#entry', {
image: {
upload: '/image-uploader-path/',
data: {
id: 10,
elements: '#my-input-1, #my-input-2'
}
}
});
</script>
</body>
</html>