akf-forum/views/avatar_upload.ejs
Akif9748 14fe5d6dbb New uploader with cropper.
Fuck it taked my 4 hours.
2023-05-23 19:53:56 +03:00

114 lines
No EOL
3 KiB
Text

<!DOCTYPE html>
<html lang="en">
<%- include("extra/meta", {title: "Avatar Upload Panel!" }) %>
<body style="text-align: center;">
<link rel="stylesheet" href="/css/cropper.css">
<style>
.container {
margin: 20px auto;
max-width: 640px;
}
img {
max-width: 100%;
}
.cropper-view-box,
.cropper-face {
border-radius: 50%;
}
.cropper-view-box {
outline: 0;
box-shadow: 0 0 0 1px #39f;
}
</style>
<script src="/js/cropper.js"></script>
<%- include("extra/navbar") %>
<div class="container">
<h1>Upload avatar for <%= member.name %></h1>
<input type="file" id="file-input">
<img id="image" src="<%= member.avatar %>">
<p>
<button type="button" id="button">Upload</button>
</p>
<file id="cropped-image" name="avatar">
<form id="form"></form>
</div>
<script>
function b64toBlob(b64Data, contentType = "", sliceSize = 512) {
const byteCharacters = atob(b64Data);
const byteArrays = [];
for (let offset = 0; offset < byteCharacters.length; offset += sliceSize) {
const slice = byteCharacters.slice(offset, offset + sliceSize);
const byteNumbers = new Array(slice.length);
for (let i = 0; i < slice.length; i++)
byteNumbers[i] = slice.charCodeAt(i);
const byteArray = new Uint8Array(byteNumbers);
byteArrays.push(byteArray);
}
const blob = new Blob(byteArrays, {
type: contentType
});
return blob;
}
</script>
<script>
const image = document.getElementById('image');
const button = document.getElementById('button');
const reader = new FileReader();
document.getElementById("file-input")
.addEventListener("change", function() {
reader.onload = () => {
image.src = reader.result;
let croppable = false;
const cropper = new Cropper(image, {
aspectRatio: 1,
viewMode: 1,
ready: function() {
croppable = true;
},
});
button.onclick = async () => {
if (!croppable) return;
const croppedCanvas = cropper.getCroppedCanvas();
const croppedImage = document.getElementById('cropped-image');
const body = new FormData(document.createElement('form'))
const block = croppedCanvas.toDataURL().split(";");
const contentType = block[0].split(":")[1];
const realData = block[1].split(",")[1];
body.append('avatar', b64toBlob(realData, contentType));
const res = await fetch('/api/users/<%= member.id %>/avatar', {
method: 'POST',
body
}).then(res => res.json());
if (res.error) return alert(res.error);
alert('Success!');
location.reload();
};
}
reader.readAsDataURL(event.target.files[0]);
});
</script>
<%- include("extra/footer") %>
</body>
</html>