Deltacms/core/vendor/screenshot/screenshot.php

<?php  
	
	if (isset($_POST['image'])) {  
 
			$data = $_POST['image'] ;
			$data = str_replace(' ','+',$data);	
			$data = str_replace('data:image/png;base64,', '', $data);		
			$img = base64_decode($data);
			
			// Effacer l'image et la miniature jpg
			if (file_exists('../../../site/file/thumb/screenshot.jpg')) {
				chmod('../../../site/file/thumb/screenshot.jpg', 0777); 
				unlink ('../../../site/file/thumb/screenshot.jpg');
			}
			if (file_exists('../../../site/file/source/screenshot.jpg')) {
				chmod('../../../site/file/source/screenshot.jpg', 0777);
				unlink ('../../../site/file/source/screenshot.jpg');
			}
			
			file_put_contents('screenshot.png',$img) ;
			
			$image = imagecreatefrompng('screenshot.png');
			$quality = 75;
			imagejpeg($image, '../../../site/file/source/screenshot.jpg', $quality);
						
			if (file_exists('screenshot.png')) {
				chmod('screenshot.png', 0777); 
				unlink ('screenshot.png');
			}

			imagedestroy($image);
	}   
?>