阿权的书房

<?
if($_GET['login']){
  $value = 'http://www.aslibra.com';
  setcookie("url", $value);
  exit;
}

if($_COOKIE['url']){
  echo "thanks! your value is ".$_COOKIE['url'];
}else{
  echo "Not permit";
}
?>

<pre>
<?
$url = "http://www.aslibra.com/teach/curl/need-cookie.php";
$ckfile = "cookie.txt";

echo "== step 1 / no cookie ==\n";
$content = file_get_contents($url);
echo $content."\n\n";

echo "== step 2 / login ==\n";
$ch = curl_init( $url."?login=1");
curl_setopt($ch, CURLOPT_COOKIEJAR, $ckfile);
curl_setopt($ch, CURLOPT_HEADER, 1);
$r = curl_exec($ch);
echo $r."\n\n";

echo "== step 3 / get it with cookie ==\n";
$ch = curl_init( $url );
curl_setopt($ch, CURLOPT_COOKIEFILE, $ckfile);
$r = curl_exec($ch);
echo $r."\n\n";

?>

== step 1 / no cookie ==
Not permit

== step 2 / login ==
HTTP/1.1 200 OK
Date: Sat, 04 Sep 2010 08:37:06 GMT
Server: Apache/2.2.12 (Ubuntu)
X-Powered-By: PHP/5.2.10-2ubuntu6.4
Set-Cookie: url=http%3A%2F%2Fwww.aslibra.com
Vary: Accept-Encoding
Content-Length: 0
Content-Type: text/html

1

== step 3 / get it with cookie ==
thanks! your value is http://www.aslibra.com1