/* Decoded by unphp.net */

defined('BASEPATH') or exit('No direct script access allowed');

use PHPMailer\PHPMailer\PHPMailer;
use PHPMailer\PHPMailer\SMTP;
use PHPMailer\PHPMailer\Exception;
function hashrate($realpower, $currate, $hashrate)
{
    $real_power = ($realpower*$currate)*$hashrate; 
    $hs = $hashrate/1;
    $khs = $hashrate/1000;
    $mhs = $hashrate/1000000;
    $ghs = $hashrate/1000000000;
    $ths = $hashrate/1000000000000;
    $phs = $hashrate/1000000000000000;
    $ehs = $hashrate/1000000000000000000;
    $zhs = $hashrate/1000000000000000000000;
    $hs1 = ($real_power * $hs) / $hashrate;
    $khs1 = ($real_power * $khs) / $hashrate;
    $mhs1 = ($real_power * $mhs) / $hashrate;
    $ghs1 = ($real_power * $ghs) / $hashrate;
    $ths1 = ($real_power * $ths) / $hashrate;
    $phs1 = ($real_power * $phs) / $hashrate;
    $ehs1 = ($real_power * $ehs) / $hashrate;
    $zhs1 = ($real_power * $zhs) / $hashrate;
                                    
    if($hs1 <= 1000000) {
        $pow = number_format(($real_power * $hs) / $hashrate,0);
        $hash = 'H/s';
    }else if($hs1 > 1000000 && $khs1 <= 1000000) {
        $pow = number_format(($real_power * $khs) / $hashrate,0);
        $hash = 'KH/s';
    }else if($khs1 > 1000000 && $mhs1 <= 1000000) {
        $pow = number_format(($real_power * $mhs) / $hashrate,0);
        $hash = 'MH/s';
    }else if($mhs1 > 1000000 && $ghs1 <= 1000000) {
        $pow = number_format(($real_power * $ghs) / $hashrate,0);
        $hash = 'GH/s';
    }else if($ghs1 > 1000000 && $ths1 <= 1000000) {
        $pow = number_format(($real_power * $ths) / $hashrate,0);
        $hash = 'TH/s';
    }else if($ths1 > 1000000 && $phs1 <= 1000000) {
        $pow = number_format(($real_power * $phs) / $hashrate,0);
        $hash = 'PH/s';
    }else if($phs1 > 1000000 && $ehs1 <= 1000000) {
        $pow = number_format(($real_power * $ehs) / $hashrate,0);
        $hash = 'EH/s';
    }else if($ehs1 > 1000000) {
        $pow = number_format(($real_power * $zhs) / $hashrate,0);
        $hash = 'ZH/s';
    }
    return '<b>'.$pow.'</b> '.$hash;
}
function level_progres($a){
    function getSettings()
	{
	   $ci=& get_instance();
       $ci->load->database();
		$settings = $ci->db->get_where('settings', array('name' => 'level_exp'))->result_array()[0];
		return $settings;
	}
	$setting = getSettings();
    return ($a / $setting['value']) * 100;
}
function ourantibot($uid)
{
    function getSettings()
	{
	   $ci=& get_instance();
       $ci->load->database();
		$settings = $ci->db->get_where('settings', array('name' => 'ourantibot'))->result_array()[0];
		return $settings;
	}
	$setting = getSettings();
	
    $my_array = explode(',',$setting['value']);
                if (!is_dir('assets/images/captcha/'.$uid)) {
                     mkdir('./assets/images/captcha/'.$uid, 0777, TRUE);
                 }
                foreach(glob('assets/images/captcha/'.$uid.'/'.'*.{jpg,JPG,jpeg,JPEG,png,PNG}',GLOB_BRACE) as $image){ $capimage[] =  basename($image); }
                if(isset($capimage[0])) {
                    unlink('assets/images/captcha/'.$uid.'/'.$capimage[0]);
                }
                $my_array_num = array("0","1","2","3","4");
                shuffle($my_array);shuffle($my_array_num);
                $words = str_replace(' ', '', $my_array[$my_array_num[0]]);
                $vals = [
                    'word'          => substr($words, 0, 15),
                    'img_path'      => './assets/images/captcha/'.$uid.'/',
                    'img_url'       => base_url('assets/images/captcha/'.$uid.'/'),
                    'img_width'     => 200,
                    'img_height'    => 50,
                    'expiration'    => 7200,
                    'word_length'   => 15,
                    'font_size'     => 18,
                    'img_id'        => 'Imageid',
                    'pool'          => '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ',
                    'colors'        => [
                            'background'=> [255, 255, 255],
                            'border'    => [255, 255, 255],
                            'text'      => [0, 0, 0, 1],
                            'grid'      => [0, 0, 0, 0.5]
                    ]
                ];
                
                $antibot = create_captcha($vals);
        return $antibot; 
}
function number_format_short( $n, $precision = 1 ) {
    if ($n < 900) {
        // 0 - 900
        $n_format = number_format($n, $precision);
        $suffix = '';
    } else if ($n < 900000) {
        // 0.9k-850k
        $n_format = number_format($n / 1000, $precision);
        $suffix = 'K';
    } else if ($n < 900000000) {
        // 0.9m-850m
        $n_format = number_format($n / 1000000, $precision);
        $suffix = 'M';
    } else if ($n < 900000000000) {
        // 0.9b-850b
        $n_format = number_format($n / 1000000000, $precision);
        $suffix = 'B';
    } else {
        // 0.9t+
        $n_format = number_format($n / 1000000000000, $precision);
        $suffix = 'T';
    }
    if ( $precision > 0 ) {
        $dotzero = '.' . str_repeat( '0', $precision );
        $n_format = str_replace( $dotzero, '', $n_format );
    }
    return $n_format .' '. $suffix;
}
function sweet_alert($type, $content)
{
	$title = ($type == 'success') ? 'Success!' : 'Failed!';
	return "<script>
Swal.fire({
  title: `" . $title . "`,
  icon: `" . $type . "`,
  html: `" . $content . "`
})
	 </script>";
}

function basic_alert($type, $content)
{
	return '<div class="intro-y alert alert-' . $type . ' show flex" role="alert">' . $content . '</div>';
}

function check_ip($ip, $useragent)
{
    $url = 'http://blackbox.ipinfo.app/lookup/' . $ip;
	$ch  = curl_init();
	curl_setopt($ch, CURLOPT_URL, $url);
	curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
	curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
	curl_setopt($ch, CURLOPT_IPRESOLVE, CURL_IPRESOLVE_V4);
	curl_setopt($ch, CURLOPT_ENCODING, 'gzip,deflate');
	curl_setopt($ch, CURLOPT_USERAGENT, $useragent);
	curl_setopt($ch, CURLOPT_REFERER, "https://google.com");
	$proxyresponse = curl_exec($ch);
	$httpCode      = curl_getinfo($ch, CURLINFO_RESPONSE_CODE);
	curl_close($ch);
    if ($proxyresponse == 'Y') {
        return true;
	}else{
        function pscheck()
        {
	        $ci=& get_instance();
            $ci->load->database();
		    $settings = $ci->db->get_where('settings', array('name' => 'proxycheck_api_key'))->result_array()[0];
		    return $settings;
	    }
        $setting1 = pscheck();
	    $proxycheckkey = $setting1['value'];
        function proxycheck($ipAddress)
        {
        	try {
        		$request = @json_decode(file_get_contents('http://proxycheck.io/v2/' . $ipAddress . '?key=' . $proxycheckkey . '&vpn=1&asn=1&time=1&inf=1&risk=1&tag=UserCheck'), TRUE);
        		if (!empty($request['status']) && $request['status'] == 'ok') {
        			$result['status'] = ($request[$ipAddress]['proxy'] == 'yes' ? 1 : 0);
        		}
        		return $result;
        	} catch (Exception $e) {
        		return $result;
        	}
        }
	    if (!empty($proxycheckkey)){
            $proxycheck = proxycheck($ip);
            if ($proxycheck['status'] == 1) {
                return true;
            }
        }
        function iphcheck()
        {
	        $ci=& get_instance();
            $ci->load->database();
		    $settings = $ci->db->get_where('settings', array('name' => 'iphub_api_key'))->result_array()[0];
		    return $settings;
	    }
        $setting2 = iphcheck();
        $iphubkey = $setting2['value'];
        if(!empty($iphubkey)){
            try {
            	$ch = curl_init();
            	curl_setopt_array($ch, [
        		CURLOPT_URL => "http://v2.api.iphub.info/ip/{$ip}",
        		CURLOPT_RETURNTRANSFER => true,
        		CURLOPT_HTTPHEADER => ["X-Key: {$iphubkey}"]
            	]);
            	$request = json_decode(curl_exec($ch), TRUE);
            	$result['status'] = (isset($request['block']) ? $request['block'] : false);
            } catch (Exception $e) {
            	$result['status'] = false;
            }
            if ($result['status'] == 1) {
                return true;
            }
        }
	}
	return false;
}

function faucetpay($address, $ip_address, $amount, $api, $currency, $referral = false)
{
	$param = array(
		'api_key' => $api,
		'amount' => $amount,
		'to' => $address,
		'currency' => $currency,
		'referral' => $referral,
		'ip_address' => $ip_address
	);
	$url = 'https://faucetpay.io/api/v1/send';
	$ch = curl_init($url);
	curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
	curl_setopt($ch, CURLOPT_POST, count($param));
	curl_setopt($ch, CURLOPT_POSTFIELDS, $param);
	$result = json_decode(curl_exec($ch), true);
	curl_close($ch);
	return $result;
}

function get_captcha($config, $baseUrl, $slot)
{
	$availableCaptcha = explode('|', $config[$slot]);
	$captchaSelect = '<div class="form-group"><select style="display:none;" class="form-control" id="selectCaptcha" name="captcha">';
	$captchaDisplay = '';

	if (!empty($config['recaptcha_v3_site_key']) && in_array('recaptchav3', $availableCaptcha)) {
		$captchaSelect .= '<option value="recaptchav3">Recaptcha V3</option>';
		$captchaDisplay .= '<script src="https://www.google.com/recaptcha/api.js?render=' . $config['recaptcha_v3_site_key'] . '"></script>
		<script>
		grecaptcha.ready(function() {
			grecaptcha.execute("' . $config['recaptcha_v3_site_key'] . '", {action: "homepage"}).then(function(token) {
				$("#recaptchav3Token").val(token);
			});
		});
		</script>
		<input type="hidden" id="recaptchav3Token" name="recaptchav3">
		<div id="recaptchav3" class="captcha" style="display: none;">
		This site is protected by reCAPTCHA and the Google
    <a href="https://policies.google.com/privacy">Privacy Policy</a> and
    <a href="https://policies.google.com/terms">Terms of Service</a> apply.
		</div>';
	}
	if (!empty($config['recaptcha_v2_site_key']) && in_array('recaptchav2', $availableCaptcha)) {
		$captchaSelect .= '<option value="recaptchav2">Recaptcha V2</option>';
		$captchaDisplay .= '<script src="https://www.google.com/recaptcha/api.js" async defer></script><div id="recaptchav2" class="captcha" style="display: none;">
		<div class="g-recaptcha" data-sitekey="' . $config["recaptcha_v2_site_key"] . '"></div></div>';
	}
	if (!empty($config['c_key']) && in_array('solvemedia', $availableCaptcha)) {
		$captchaSelect .= '<option value="solvemedia">Solvemedia</option>';
		include APPPATH . 'third_party/solvemedia.php';
		$captchaDisplay .= '<div id="solvemedia" class="captcha" style="display: none;">' . solvemedia_get_html($config['c_key'], $error = null, $use_ssl = true) . '</div>';
	}
	if (!empty($config['hcaptcha_site_key']) && in_array('hcaptcha', $availableCaptcha)) {
		$captchaSelect .= '<option value="hcaptcha">Hcaptcha</option>';
		$captchaDisplay .= '<div id="hcaptcha" class="captcha" style="display: none;"><script src="https://hcaptcha.com/1/api.js" async defer></script>
		<div class="h-captcha" data-sitekey="' . $config["hcaptcha_site_key"] . '"></div></div>';
	}
	if (!empty($config['turnstile_site_key']) && in_array('turnstile', $availableCaptcha)) {
		$captchaSelect .= '<option value="turnstile">Turnstile Cloudflare</option>';
		$captchaDisplay .= '<script src="https://challenges.cloudflare.com/turnstile/v0/api.js" async defer></script>
		<div class="cf-turnstile" data-sitekey="'.$config['turnstile_site_key'].'"></div>';
	}
	$captchaSelect .= '</select></div>';
	return $captchaSelect . $captchaDisplay;
}
function verifyRecaptchaV3($response, $secretKeys)
{
	$Captcha_url = 'https://www.google.com/recaptcha/api/siteverify';
	$Captcha_data = array('secret' => $secretKeys, 'response' => $response);
	$Captcha_options = array(
		'http' => array(
			'header'  => "Content-type: application/x-www-form-urlencoded
",
			'method'  => 'POST',
			'content' => http_build_query($Captcha_data),
		),
	);
	$Captcha_context  = stream_context_create($Captcha_options);
	$Captcha_result = file_get_contents($Captcha_url, false, $Captcha_context);

	$result = json_decode($Captcha_result);
	return ($result->success && $result->score >= 0.3);
}
function verifyRecaptchaV2($response, $secretKeys)
{
	$Captcha_url = 'https://www.google.com/recaptcha/api/siteverify';
	$Captcha_data = array('secret' => $secretKeys, 'response' => $response);
	$Captcha_options = array(
		'http' => array(
			'header'  => "Content-type: application/x-www-form-urlencoded
",
			'method'  => 'POST',
			'content' => http_build_query($Captcha_data),
		),
	);
	$Captcha_context  = stream_context_create($Captcha_options);
	$Captcha_result = file_get_contents($Captcha_url, false, $Captcha_context);
	return json_decode($Captcha_result)->success;
}
function verifyHcaptcha($response, $secretKeys, $ipAddress)
{
	$Captcha_url = 'https://hcaptcha.com/siteverify';
	$Captcha_data = array('secret' => $secretKeys, 'response' => $response, 'remoteip' => $ipAddress);
	$ch = curl_init();
	curl_setopt($ch, CURLOPT_URL, $Captcha_url);
	curl_setopt($ch, CURLOPT_POST, true);
	curl_setopt($ch, CURLOPT_POSTFIELDS, $Captcha_data);
	curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
	curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);
	curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
	$result = curl_exec($ch);
	curl_close($ch);
	$result = @json_decode($result, true);
	if ((!empty($result['success'])) && ($result['success'] == true)) {
		return true;
	}
	return false;
}

function verifySolvemedia($v_key, $h_key, $ipAddress, $adcopyChallenge, $adcopyResponse)
{
	include APPPATH . 'third_party/solvemedia.php';
	$solvemedia_response = solvemedia_check_answer($v_key, $ipAddress, $adcopyChallenge, $adcopyResponse, $h_key);
	return $solvemedia_response->is_valid;
}
function verifyTurnstile($response, $secretKeys, $ipAddress)
{
	$Captcha_url = 'https://challenges.cloudflare.com/turnstile/v0/siteverify';
	$Captcha_data = array('secret' => $secretKeys, 'response' => $response, 'remoteip' => $ipAddress);
	$ch = curl_init();
	curl_setopt($ch, CURLOPT_URL, $Captcha_url);
	curl_setopt($ch, CURLOPT_POST, true);
	curl_setopt($ch, CURLOPT_POSTFIELDS, $Captcha_data);
	curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
	curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);
	curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
	$result = curl_exec($ch);
	curl_close($ch);
	$result = @json_decode($result, true);
	if ((!empty($result['success'])) && ($result['success'] == true)) {
		return true;
	}
	return false;
}
if (!function_exists('smtpMailer')) {
	function smtpMailer($email, $subject, $message, $settings)
	{
		require APPPATH . 'third_party/phpmailer/autoload.php';
		$mail = new PHPMailer(true);

		try {
			//Server settings
			$mail->isSMTP();
			// $mail->SMTPDebug = SMTP::DEBUG_SERVER;
			$mail->Host       = $settings['smtp_host'];
			$mail->SMTPAuth   = true;
			$mail->Username   = $settings['smtp_username'];
			$mail->Password   = $settings['smtp_password'];
			$mail->SMTPSecure = PHPMailer::ENCRYPTION_STARTTLS;
			$mail->Port       = $settings['smtp_port'];

			$mail->setFrom($settings['site_email'], $settings['name']);
			$mail->addAddress($email);

			$mail->isHTML(true);
			$mail->Subject = $subject;
			$mail->Body    = $message;
			$mail->AltBody = 'Active your account';

			$mail->send();
			return true;
		} catch (Exception $e) {
			error_log($mail->ErrorInfo);
			return false;
		}
	}
}
if (!function_exists('ciMail')) {
	function ciMail($email, $subject, $message, $settings)
	{
		$CI = &get_instance();
		$CI->load->library('email');
		$config['protocol'] = 'sendmail';
		$config['mailpath'] = '/usr/sbin/sendmail';
		$config['charset'] = 'iso-8859-1';
		$config['wordwrap'] = TRUE;
		$config['mailtype'] = 'html';

		$CI->email->initialize($config);
		$CI->email->clear();
		$CI->email->from($settings['site_email'], $settings['name']);
		$CI->email->to($email);
		$CI->email->subject($subject);
		$CI->email->message($message);

		if ($CI->email->send()) {
			return true;
		} else {
			return false;
		}
	}
}

function sendMail($email, $subject, $message, $settings)
{
	if ($settings['mail_service'] == 'mail') {
		if (!ciMail($email, $subject, $message, $settings)) {
			$headers = array(
				'MIME-Version' => '1.0',
				'Content-type' => 'text/html;charset=UTF-8',
				'From' => $settings['name'] . ' <' . $settings['site_email'] . '>',
				'Reply-To' => $settings['site_email'],
				'X-Mailer' => 'PHP/' . phpversion()
			);
			if (!mail($email, $subject, $message, $headers)) {
				return false;
			}
		}
		return true;
	} else {
		return smtpMailer($email, $subject, $message, $settings);
	}
}

function sortLinks($a, $b)
{
	if ($a['rmnViews'] == 0) {
		return 1;
	}
	if ($b['rmnViews'] == 0) {
		return -1;
	}

	if ($a['reward'] > $b['reward']) {
		return -1;
	} else if ($a['reward'] < $b['reward']) {
		return 1;
	} 
	
}

function get_data($url, $timeout = 15, $header = array(), $options = array())
{
	if (!function_exists('curl_init')) {
		return file_get_contents($url);
	} elseif (!function_exists('file_get_contents')) {
		return '';
	}

	if (empty($options)) {
		$options = array(
			CURLOPT_URL => $url,
			CURLOPT_RETURNTRANSFER => true,
			CURLOPT_SSL_VERIFYPEER => false,
			CURLOPT_FOLLOWLOCATION => true,
			CURLOPT_IPRESOLVE => CURL_IPRESOLVE_V4,
			CURLOPT_TIMEOUT => $timeout
		);
	}

	if (empty($header)) {
		$header = array(
			"User-Agent: Mozilla/5.0 (X11; Linux i686) AppleWebKit/537.31 (KHTML, like Gecko) Chrome/26.0.1410.43 Safari/537.31",
			"Accept: text/xml,application/xml,application/xhtml+xml,text/html;q=0.9,text/plain;q=0.8,image/png,*\/*;q=0.5",
			"Accept-Language: en-us,en;q=0.5",
			"Accept-Charset: ISO-8859-1,utf-8;q=0.7,*;q=0.7",
			"Cache-Control: must-revalidate, max-age=0",
			"Connection: keep-alive",
			"Keep-Alive: 300",
			"Pragma: public"
		);
	}

	if ($header != 'NO_HEADER') {
		$options[CURLOPT_HTTPHEADER] = $header;
	}

	$ch = curl_init();
	curl_setopt_array($ch, $options);
	$data = curl_exec($ch);
	curl_close($ch);
	return $data;
}

function format_money($amount)
{
	return rtrim(rtrim(number_format($amount, 6), '0'), '.');
}

function percentage($a, $b)
{
    $result = 0;
    if($a != 0) {
    $result = (($b - $a) * 100) / $a;
    }
    return $result;
}
function fpbalance($api, $cur)
{
        $param = array(
    		'api_key' => $api,
    		'currency' => $cur
    	);
    	$url = 'https://faucetpay.io/api/v1/getbalance';
    	$ch = curl_init($url);
    	curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
    	curl_setopt($ch, CURLOPT_POST, count($param));
    	curl_setopt($ch, CURLOPT_POSTFIELDS, $param);
    	$result = json_decode(curl_exec($ch), true);
    	curl_close($ch);
    	return $result;
}
function currency($amount, $rate, $name)
{
	$token = $amount / $rate;
	if ($token > 1) {
		return $token . ' '.$name;
	}
	return $token . ' '.$name;
}
function currency2($amount, $rate)
{
	$token = $amount / $rate;
	if ($token > 1) {
		return $token;
	}
	return $token;
}
function uagent($Uagent)
{
    $useragent=$Uagent;
    if(preg_match('/(android|bb\d+|meego).+mobile|avantgo|bada\/|blackberry|blazer|compal|elaine|fennec|hiptop|iemobile|ip(hone|od)|iris|kindle|lge |maemo|midp|mmp|mobile.+firefox|netfront|opera m(ob|in)i|palm( os)?|phone|p(ixi|re)\/|plucker|pocket|psp|series(4|6)0|symbian|treo|up\.(browser|link)|vodafone|wap|windows ce|xda|xiino/i',$useragent)||preg_match('/1207|6310|6590|3gso|4thp|50[1-6]i|770s|802s|a wa|abac|ac(er|oo|s\-)|ai(ko|rn)|al(av|ca|co)|amoi|an(ex|ny|yw)|aptu|ar(ch|go)|as(te|us)|attw|au(di|\-m|r |s )|avan|be(ck|ll|nq)|bi(lb|rd)|bl(ac|az)|br(e|v)w|bumb|bw\-(n|u)|c55\/|capi|ccwa|cdm\-|cell|chtm|cldc|cmd\-|co(mp|nd)|craw|da(it|ll|ng)|dbte|dc\-s|devi|dica|dmob|do(c|p)o|ds(12|\-d)|el(49|ai)|em(l2|ul)|er(ic|k0)|esl8|ez([4-7]0|os|wa|ze)|fetc|fly(\-|_)|g1 u|g560|gene|gf\-5|g\-mo|go(\.w|od)|gr(ad|un)|haie|hcit|hd\-(m|p|t)|hei\-|hi(pt|ta)|hp( i|ip)|hs\-c|ht(c(\-| |_|a|g|p|s|t)|tp)|hu(aw|tc)|i\-(20|go|ma)|i230|iac( |\-|\/)|ibro|idea|ig01|ikom|im1k|inno|ipaq|iris|ja(t|v)a|jbro|jemu|jigs|kddi|keji|kgt( |\/)|klon|kpt |kwc\-|kyo(c|k)|le(no|xi)|lg( g|\/(k|l|u)|50|54|\-[a-w])|libw|lynx|m1\-w|m3ga|m50\/|ma(te|ui|xo)|mc(01|21|ca)|m\-cr|me(rc|ri)|mi(o8|oa|ts)|mmef|mo(01|02|bi|de|do|t(\-| |o|v)|zz)|mt(50|p1|v )|mwbp|mywa|n10[0-2]|n20[2-3]|n30(0|2)|n50(0|2|5)|n7(0(0|1)|10)|ne((c|m)\-|on|tf|wf|wg|wt)|nok(6|i)|nzph|o2im|op(ti|wv)|oran|owg1|p800|pan(a|d|t)|pdxg|pg(13|\-([1-8]|c))|phil|pire|pl(ay|uc)|pn\-2|po(ck|rt|se)|prox|psio|pt\-g|qa\-a|qc(07|12|21|32|60|\-[2-7]|i\-)|qtek|r380|r600|raks|rim9|ro(ve|zo)|s55\/|sa(ge|ma|mm|ms|ny|va)|sc(01|h\-|oo|p\-)|sdk\/|se(c(\-|0|1)|47|mc|nd|ri)|sgh\-|shar|sie(\-|m)|sk\-0|sl(45|id)|sm(al|ar|b3|it|t5)|so(ft|ny)|sp(01|h\-|v\-|v )|sy(01|mb)|t2(18|50)|t6(00|10|18)|ta(gt|lk)|tcl\-|tdg\-|tel(i|m)|tim\-|t\-mo|to(pl|sh)|ts(70|m\-|m3|m5)|tx\-9|up(\.b|g1|si)|utst|v400|v750|veri|vi(rg|te)|vk(40|5[0-3]|\-v)|vm40|voda|vulc|vx(52|53|60|61|70|80|81|83|85|98)|w3c(\-| )|webc|whit|wi(g |nc|nw)|wmlb|wonu|x700|yas\-|your|zeto|zte\-/i',substr($useragent,0,4))){
        return true;
    }else{
        return false;
    }
}