new way to login fshare

login-fshare.php

<?php

$filename = 'cookie.txt';

if (file_exists($filename)) {

	if(time()-filemtime($filename) > 12 * 3600)
	{
		$ch = curl_init();

		curl_setopt($ch, CURLOPT_URL, "https://www.fshare.vn/");
		curl_setopt($ch, CURLOPT_HEADER, 1);
		curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);

		$result = curl_exec($ch);
		if (curl_errno($ch)) {
		    echo 'Error:' . curl_error($ch);
		}
		curl_close ($ch);

		preg_match_all('/^Set-Cookie:\s*([^;]*)/mi', $result, $matches);

		$cookies = array();
		foreach($matches[1] as $item) {
		    parse_str($item, $cookie);
		    $cookies = array_merge($cookies, $cookie);
		}

		preg_match('/meta name=\"csrf-token\" content=\"(.*?)\"/', $result, $output);

		$token = $output[1];

		$ch2 = curl_init();

		curl_setopt($ch2, CURLOPT_URL, "https://www.fshare.vn/site/login");
		curl_setopt($ch2, CURLOPT_RETURNTRANSFER, 1);
		curl_setopt($ch2, CURLOPT_POSTFIELDS, "_csrf-app=".urlencode($token)."&LoginForm%5Bemail%5D=xxxxxxxxx%40gmail.com&LoginForm%5Bpassword%5D=xxxxxxxxx&LoginForm%5BrememberMe%5D=0");
		curl_setopt($ch2, CURLOPT_POST, 1);
		curl_setopt($ch2, CURLOPT_HEADER, 1);
		$headers2 = array();
		$headers2[] = "User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Safari/537.36";
		$headers2[] = "Cookie: fshare-app=".$cookies['fshare-app'];
		curl_setopt($ch2, CURLOPT_HTTPHEADER, $headers2);

		$result2 = curl_exec($ch2);

		if (curl_errno($ch2)) {
		    echo 'Error:' . curl_error($ch2);
		}
		curl_close ($ch2);


		preg_match_all('/^Set-Cookie:\s*([^;]*)/mi', $result2, $matches2);

		$final_cookies = array();
		foreach($matches2[1] as $item) {
		    parse_str($item, $cookie);
		    $final_cookies = array_merge($final_cookies, $cookie);
		}
		$myfile = fopen("cookie.txt", "w") or die("Unable to open file!");

		$json->cookie = $final_cookies['fshare-app'];
		$json->token = $token;
		$final_json = json_encode($json);
		fwrite($myfile,$final_json);
		fclose($myfile);
	}
	
}

Cho mình hỏi file này có rồi thì code ntn nữa để get đc link à bạn ?