/**
 * 模擬登錄
 */

//初始化變量
$cookie_file = "tmp.cookie";
$login_url = "http://xxx.com/logon.php";
$verify_code_url = "http://xxx.com/verifyCode.php";

echo "正在獲取COOKIE...\n";
$curlj = curl_init();
$timeout = 5;
curl_setopt($curl, CURLOPT_URL, $login_url);
curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($curl, CURLOPT_CONNECTTIMEOUT, $timeout);
curl_setopt($curl,CURLOPT_COOKIEJAR,$cookie_file); //獲取COOKIE并存儲
$contents = curl_exec($curl);
curl_close($curl);

echo "COOKIE獲取完成，正在取驗證碼...\n";
//取出驗證碼
$curl = curl_init();
curl_setopt($curl, CURLOPT_URL, $verify_code_url);
curl_setopt($curl, CURLOPT_COOKIEFILE, $cookie_file);
curl_setopt($curl, CURLOPT_HEADER, 0);
curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
$img = curl_exec($curl);
curl_close($curl);

$fp = fopen("verifyCode.jpg","w");
fwrite($fp,$img);
fclose($fp);
echo "驗證碼取出完成，正在休眠，20秒內請把驗證碼填入code.txt并保存\n";
//停止運行20秒
sleep(20);

echo "休眠完成，開始取驗證碼...\n";
$code = file_get_contents("code.txt");
echo "驗證碼成功取出：$code\n";
echo "正在準備模擬登錄...\n";

$post = "username=maben&pwd=hahahaha&verifycode=$code";
$curl = curl_init();
curl_setopt($curl, CURLOPT_URL, $url);
curl_setopt($curl, CURLOPT_HEADER, false);
curl_setopt($curl, CURLOPT_RETURNTRANSFER,1);
curl_setopt($curl, CURLOPT_POSTFIELDS, $post);
curl_setopt($curl, CURLOPT_COOKIEFILE, $cookie_file);
$result=curl_exec($curl);
curl_close($curl);

//這一塊根據(jù)自己抓包獲取到的網站上的數(shù)據(jù)來做判斷
if(substr_count($result,"登錄成功")){
 echo "登錄成功\n";
}else{
 echo "登錄失敗\n";
 exit;
}

//OK，開始做你想做的事吧。。。。。