Working Sosumi PHP

<?PHP
    // https://twitter.com/#!/marcoarment/status/59089853433921537
    date_default_timezone_set('America/Los_Angeles');

    // Sosumi - a PHP client for Apple's Find My iPhone web service
    //
    // June 20, 2010
    // Tyler Hall <tylerhall@gmail.com>
    // http://github.com/tylerhall/sosumi/tree/master
    //
    // Usage:
    // $ssm = new Sosumi('username', 'password');
    // $location_info = $ssm->locate(<device id>);
    // $ssm->sendMessage('Your Message', true, <device id>, 'Important Message');

    class Sosumi
    {
        public $devices;
        public $debug;
        private $username;
        private $password;
        private $partition;
        private $scope;
        private $prsId;

        public function __construct($mobile_me_username, $mobile_me_password, $debug = false)
        {
            $this->devices  = array();
            $this->debug    = $debug;
            $this->username = $mobile_me_username;
            $this->password = $mobile_me_password;
            $this->getPartition();
            $this->initClient();
            $this->refreshClient();
        }

        private function getPartition()
        {
            $this->iflog('Getting partition...');
            //$post = '{"clientContext":{"appName":"FindMyiPhone","appVersion":"1.4","buildVersion":"145","deviceUDID":"0000000000000000000000000000000000000000","inactiveTime":2147483647,"osVersion":"4.2.1","personID":0,"productType":"iPad1,1"}}';
            $response = $this->curlPost("/fmipservice/device/{$this->username}/initClient", $post, array(), true);
            preg_match('/MMe-Host:(.*?)$/msi', $response, $matches);
            if(isset($matches[1])) $this->partition = trim($matches[1]);
            preg_match('/MMe-Scope:(.*?)$/msi', $response, $matches);
            if(isset($matches[1])) $this->scope = trim($matches[1]);
        }

        public function refreshClient()
        {
            $this->iflog('refreshClient ' . $this->prsId);
            $post = '{"clientContext":{"appName":"FindMyiPhone","appVersion":"1.4","buildVersion":"145","deviceUDID":"0000000000000000000000000000000000000000","inactiveTime":2147483647,"osVersion":"4.2.1","personID":0,"productType":"iPad1,1"}}';
            $response = $this->curlPost("/fmipservice/device/{$this->prsId}/refreshClient", $post, array(), true);
        }

        public function locate($device_id, $max_wait = 300)
        {
            $start = time();

            // Loop until the device has been located...
            while(!$this->devices[$device_id]->latitude || !$this->devices[$device_id]->longitude)
            {
                $this->iflog('Waiting for location...');
                if((time() - $start) > $max_wait)
                {
                    throw new Exception("Unable to find location within '$max_wait' seconds\n");
                }

                sleep(5);
                $this->initClient();
            }

            $loc = array(
                        "latitude"  => $this->devices[$device_id]->latitude,
                        "longitude" => $this->devices[$device_id]->longitude,
                        "accuracy"  => $this->devices[$device_id]->horizontalAccuracy,
                        "timestamp" => $this->devices[$device_id]->locationTimestamp,
                        );

            return $loc;
        }

        public function sendMessage($device_id, $msg, $alarm = false, $subject = 'Important Message')
        {
            $post = sprintf('{"clientContext":{"appName":"FindMyiPhone","appVersion":"1.4","buildVersion":"145","deviceUDID":"0000000000000000000000000000000000000000","inactiveTime":5911,"osVersion":"3.2","productType":"iPad1,1","selectedDevice":"%s","shouldLocate":false},"device":"%s","serverContext":{"callbackIntervalInMS":3000,"clientId":"0000000000000000000000000000000000000000","deviceLoadStatus":"203","hasDevices":true,"lastSessionExtensionTime":null,"maxDeviceLoadTime":60000,"maxLocatingTime":90000,"preferredLanguage":"en","prefsUpdateTime":1276872996660,"sessionLifespan":900000,"timezone":{"currentOffset":-25200000,"previousOffset":-28800000,"previousTransition":1268560799999,"tzCurrentName":"Pacific Daylight Time","tzName":"America/Los_Angeles"},"validRegion":true},"sound":%s,"subject":"%s","text":"%s","userText":true}',
                                $device_id, $device_id,
                                $alarm ? 'true' : 'false', $subject, $msg);

            $this->iflog('Sending message...');
            $this->curlPost("/fmipservice/device/{$this->username}/sendMessage", $post);
            $this->iflog('Message sent');
        }

        public function remoteLock($device_id, $passcode)
        {
            $post = sprintf('{"clientContext":{"appName":"FindMyiPhone","appVersion":"1.4","buildVersion":"145","deviceUDID":"0000000000000000000000000000000000000000","inactiveTime":5911,"osVersion":"3.2","productType":"iPad1,1","selectedDevice":"%s","shouldLocate":false},"device":"%s","oldPasscode":"","passcode":"%s","serverContext":{"callbackIntervalInMS":3000,"clientId":"0000000000000000000000000000000000000000","deviceLoadStatus":"203","hasDevices":true,"lastSessionExtensionTime":null,"maxDeviceLoadTime":60000,"maxLocatingTime":90000,"preferredLanguage":"en","prefsUpdateTime":1276872996660,"sessionLifespan":900000,"timezone":{"currentOffset":-25200000,"previousOffset":-28800000,"previousTransition":1268560799999,"tzCurrentName":"Pacific Daylight Time","tzName":"America/Los_Angeles"},"validRegion":true}}',
                                $device_id, $device_id, $passcode);

            $this->iflog('Sending remote lock...');
            $this->curlPost("/fmipservice/device/{$this->username}/remoteLock", $post);
            $this->iflog('Remote lock sent');
        }

        // This hasn't been tested (for obvious reasons). Please let me know if it does/doesn't work...
        public function remoteWipe($device_id, $passcode)
        {
            $post = sprintf('{"clientContext":{"appName":"FindMyiPhone","appVersion":"1.4","buildVersion":"145","deviceUDID":"0000000000000000000000000000000000000000","inactiveTime":5911,"osVersion":"3.2","productType":"iPad1,1","selectedDevice":"%s","shouldLocate":false},"device":"%s","oldPasscode":"","passcode":"%s","serverContext":{"callbackIntervalInMS":3000,"clientId":"0000000000000000000000000000000000000000","deviceLoadStatus":"203","hasDevices":true,"lastSessionExtensionTime":null,"maxDeviceLoadTime":60000,"maxLocatingTime":90000,"preferredLanguage":"en","prefsUpdateTime":1276872996660,"sessionLifespan":900000,"timezone":{"currentOffset":-25200000,"previousOffset":-28800000,"previousTransition":1268560799999,"tzCurrentName":"Pacific Daylight Time","tzName":"America/Los_Angeles"},"validRegion":true}}',
                                $device_id, $device_id, $passcode);

            $this->iflog('Sending remote wipe...');
            $this->curlPost("/fmipservice/device/{$this->username}/remoteWipe", $post);
            $this->iflog('Remote wipe sent');
        }

        private function initClient()
        {
            $this->iflog('initClient...');
            $post = '{}';//'{"clientContext":{"appName":"FindMyiPhone","appVersion":"1.4","buildVersion":"145","deviceUDID":"0000000000000000000000000000000000000000","inactiveTime":2147483647,"osVersion":"4.2.1","personID":0,"productType":"iPad1,1"}}';
            $json_str = $this->curlPost("/fmipservice/device/{$this->scope}/initClient", $post);
            $this->iflog('initClient Returned: ' . $json_str);
            $json = json_decode($json_str);

            if(is_null($json))
                throw new Exception("Error parsing json string");

            if(isset($json->error))
                throw new Exception("Error from web service: '$json->error'");

            $this->devices = array();
            if(isset($json) && isset($json->content) && (is_array($json->content) || is_object($json->content))){

                $this->prsId = $json->serverContext->prsId;

                $this->iflog('Parsing ' . count($json->content) . ' devices...');
                foreach($json->content as $json_device)
                {
                    $device = new SosumiDevice();
                    if(isset($json_device->location) && is_object($json_device->location))
                    {
                        $device->locationTimestamp  = date('Y-m-d H:i:s', $json_device->location->timeStamp / 1000);
                        $device->locationType       = $json_device->location->positionType;
                        $device->horizontalAccuracy = $json_device->location->horizontalAccuracy;
                        $device->locationFinished   = $json_device->location->locationFinished;
                        $device->longitude          = $json_device->location->longitude;
                        $device->latitude           = $json_device->location->latitude;
                    }
                    $device->isLocating         = $json_device->isLocating;
                    $device->deviceModel        = $json_device->deviceModel;
                    $device->deviceStatus       = $json_device->deviceStatus;
                    $device->id                 = $json_device->id;
                    $device->name               = $json_device->name;
                    $device->deviceClass        = $json_device->deviceClass;
                    $device->chargingStatus     = $json_device->batteryStatus;
                    $device->batteryLevel       = $json_device->batteryLevel;
                    $this->devices[$device->id] = $device;
                }
            }
        }

        private function curlPost($url, $post_vars = '', $headers = array(), $return_headers = false)
        {
            if(isset($this->partition))
                $url = 'https://' . $this->partition . $url;
            else
                $url = 'https://fmipmobile.icloud.com' . $url;

            $this->iflog("URL: $url");
            $this->iflog("POST DATA: $post_vars");

            $headers[] = 'Content-Type: application/json; charset=utf-8';
            $headers[] = 'X-Apple-Find-Api-Ver: 3.0';
            $headers[] = 'X-Apple-Authscheme: UserIdGuest';
            $headers[] = 'X-Apple-Realm-Support: 1.0';
            $headers[] = 'User-agent: FindMyiPhone/472.1 CFNetwork/711.1.12 Darwin/14.0.0';
            $headers[] = 'X-Client-Name: iPad';
            $headers[] = 'X-Client-UUID: 0cf3dc501ff812adb0b202baed4f37274b210853';
            $headers[] = 'Accept-Language: en-us';
            $headers[] = "Connection: keep-alive";

            $ch = curl_init($url);
            curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
            curl_setopt($ch, CURLOPT_USERPWD, $this->username . ':' . $this->password);
            curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
            curl_setopt($ch, CURLOPT_AUTOREFERER, true);
            curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
            curl_setopt($ch, CURLOPT_POST, true);
            curl_setopt($ch, CURLOPT_POSTFIELDS, $post_vars);
            if(!is_null($headers)) curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);

            // curl_setopt($ch, CURLOPT_VERBOSE, true);

            if($return_headers)
                curl_setopt($ch, CURLOPT_HEADER, true);

            return curl_exec($ch);
        }

        private function iflog($str)
        {
            if($this->debug === true)
                echo $str . "\n";
        }
    }

    class SosumiDevice
    {
        public $isLocating;
        public $locationTimestamp;
        public $locationType;
        public $horizontalAccuracy;
        public $locationFinished;
        public $longitude;
        public $latitude;
        public $deviceModel;
        public $deviceStatus;
        public $id;
        public $name;
        public $deviceClass;

        // These values only recently appeared in Apple's JSON response.
        // Their final names will probably change to something other than
        // 'a' and 'b'.
        public $chargingStatus; // location->a
        public $batteryLevel; // location->b
    }

where is the login page