php canvas base64 png decoder

canvas-upload.php

<?php
	// requires php5
	define('UPLOAD_DIR', 'images/');
	$img = $_POST['img'];
	$img = str_replace('data:image/png;base64,', '', $img);
	$img = str_replace(' ', '+', $img);
	$data = base64_decode($img);
	$file = UPLOAD_DIR . uniqid() . '.png';
	$success = file_put_contents($file, $data);
	print $success ? $file : 'Unable to save the file.';
?>

Great little snippet, thanks

Thanks!

I have just a black rectangle (file has been created, it's always 1.5 KB size). What I'm doing wrong?

thanks!, you solve my problem

Great snippet thanks 👍

@dkrasov make to run the command sudo chmod 777 "your_upload_directory"

Great snippet really helpfull to me Thank you