function dosya_indir($link,$klasor,$name=null) 
{ 
$link_info = pathinfo($link); 
$uzanti = strtolower($link_info['extension']); 
$file = ($name) ? $name.'.'.$uzanti : $link_info['basename'];  
$curl = curl_init($link); 
$fopen = fopen($klasor."/".$file,'w'); 
curl_setopt($curl, CURLOPT_HEADER,0); 
curl_setopt($curl, CURLOPT_RETURNTRANSFER,1); 
curl_setopt($curl, CURLOPT_HTTP_VERSION,CURL_HTTP_VERSION_1_0); 
curl_setopt($curl, CURLOPT_FILE, $fopen); 
curl_exec($curl); 
curl_close($curl); 
fclose($fopen); 
}

dosya_indir("x.jpg","resimler");