PHP simulated remote login sample code

!extension_loaded('curl') && die('the curl extension is not loaded.');

$baseurl = 'http://127.0.0.1';//Root address
$login_url = $baseurl .'/login.php?act=login'; //Login page address
$get_url = $baseurl .'/index.php'; //Page that needs to be collected

$post_fields = array( );

//The following two items need to be modified
$post_fields['name'] = 'admin';
$post_fields['pass'] = '123456';

//Get the form formhash
$ch = curl_init( $login_url);
curl_setopt($ch, curlopt_header, 0);
curl_setopt($ch, curlopt_returntransfer, 1);
$contents = curl_exec($ch);
curl_close($ch);

//post data, Get cookies
$cookie_file = dirname(__file__) . '/cookie.txt';
$ch = curl_init($login_url);
curl_setopt($ch, curlopt_header, 0);
curl_setopt($ch, curlopt_returntransfer, 1);
curl_setopt($ch, curlopt_post, 1);
curl_setopt($ch, curlopt_postfields, $post_fields);
curl_setopt($ch, curlopt_cookiejar, $cookie_file);
curl_exec($ch);
curl_close($ch);

//The content of the page can only be viewed after logging in using the cookie obtained above
$ch = curl_init($get_url);
curl_setopt($ch, curlopt_header, 0);
curl_setopt($ch, curlopt_returntransfer, 0);
curl_setopt( $ch, curlopt_cookiefile, $cookie_file);
$mycontents = curl_exec($ch);
curl_close($ch);

var_dump($mycontents);