// get a remote image and save it 
// $path example: '/home/www/images/myimage.jpg'
 
$remote_img = 'http://www.somwhere.com/images/image.jpg';
$img = imagecreatefromjpeg($remote_img);
$path = 'images/';
imagejpeg($img, $path);
 
 
// Alternative Image Saving Using cURL - useful if 
// the allow_url_fopen function is disabled. 
// $fullpathexample: '/home/www/images/myimage.jpg'
 
FUNCTION save_image($img, $fullpath){
 
	$ch = curl_init ($img);
	curl_setopt($ch, CURLOPT_HEADER, 0);
	curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
	curl_setopt($ch, CURLOPT_BINARYTRANSFER,1);
	$rawdata=curl_exec($ch);
	curl_close ($ch);
	IF(FILE_EXISTS($fullpath)){
		UNLINK($fullpath);
	}
	$fp = FOPEN($fullpath,'x');
	FWRITE($fp, $rawdata);
	FCLOSE($fp);
 
}