Your IP : 216.73.217.77
<?php
namespace Laravel\Jetstream;
use Closure;
use Detection\MobileDetect;
/**
* @copyright Originally created by Jens Segers: https://github.com/jenssegers/agent
*/
class Agent extends MobileDetect
{
/**
* List of additional operating systems.
*
* @var array<string, string>
*/
protected static $additionalOperatingSystems = [
'Windows' => 'Windows',
'Windows NT' => 'Windows NT',
'OS X' => 'Mac OS X',
'Debian' => 'Debian',
'Ubuntu' => 'Ubuntu',
'Macintosh' => 'PPC',
'OpenBSD' => 'OpenBSD',
'Linux' => 'Linux',
'ChromeOS' => 'CrOS',
];
/**
* List of additional browsers.
*
* @var array<string, string>
*/
protected static $additionalBrowsers = [
'Opera Mini' => 'Opera Mini',
'Opera' => 'Opera|OPR',
'Edge' => 'Edge|Edg',
'Coc Coc' => 'coc_coc_browser',
'UCBrowser' => 'UCBrowser',
'Vivaldi' => 'Vivaldi',
'Chrome' => 'Chrome',
'Firefox' => 'Firefox',
'Safari' => 'Safari',
'IE' => 'MSIE|IEMobile|MSIEMobile|Trident/[.0-9]+',
'Netscape' => 'Netscape',
'Mozilla' => 'Mozilla',
'WeChat' => 'MicroMessenger',
];
/**
* Key value store for resolved strings.
*
* @var array<string, mixed>
*/
protected $store = [];
/**
* Get the platform name from the User Agent.
*
* @return string|null
*/
public function platform()
{
return $this->retrieveUsingCacheOrResolve('jetstream.platform', function () {
return $this->findDetectionRulesAgainstUserAgent(
$this->mergeRules(MobileDetect::getOperatingSystems(), static::$additionalOperatingSystems)
);
});
}
/**
* Get the browser name from the User Agent.
*
* @return string|null
*/
public function browser()
{
return $this->retrieveUsingCacheOrResolve('jetstream.browser', function () {
return $this->findDetectionRulesAgainstUserAgent(
$this->mergeRules(static::$additionalBrowsers, MobileDetect::getBrowsers())
);
});
}
/**
* Determine if the device is a desktop computer.
*
* @return bool
*/
public function isDesktop()
{
return $this->retrieveUsingCacheOrResolve('jetstream.desktop', function () {
// Check specifically for cloudfront headers if the useragent === 'Amazon CloudFront'
if (
$this->getUserAgent() === static::$cloudFrontUA
&& $this->getHttpHeader('HTTP_CLOUDFRONT_IS_DESKTOP_VIEWER') === 'true'
) {
return true;
}
return ! $this->isMobile() && ! $this->isTablet();
});
}
/**
* Match a detection rule and return the matched key.
*
* @return string|null
*/
protected function findDetectionRulesAgainstUserAgent(array $rules)
{
$userAgent = $this->getUserAgent();
foreach ($rules as $key => $regex) {
if (empty($regex)) {
continue;
}
if ($this->match($regex, $userAgent)) {
return $key ?: reset($this->matchesArray);
}
}
return null;
}
/**
* Retrieve from the given key from the cache or resolve the value.
*
* @param string $key
* @param \Closure():mixed $callback
* @return mixed
*/
protected function retrieveUsingCacheOrResolve(string $key, Closure $callback)
{
$cacheKey = $this->createCacheKey($key);
if (! is_null($cacheItem = $this->store[$cacheKey] ?? null)) {
return $cacheItem;
}
return tap(call_user_func($callback), function ($result) use ($cacheKey) {
$this->store[$cacheKey] = $result;
});
}
/**
* Merge multiple rules into one array.
*
* @param array $all
* @return array<string, string>
*/
protected function mergeRules(...$all)
{
$merged = [];
foreach ($all as $rules) {
foreach ($rules as $key => $value) {
if (empty($merged[$key])) {
$merged[$key] = $value;
} elseif (is_array($merged[$key])) {
$merged[$key][] = $value;
} else {
$merged[$key] .= '|'.$value;
}
}
}
return $merged;
}
}