EndpointTrait.php
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<?php
namespace AlibabaCloud\Client\Traits;
use InvalidArgumentException;
use AlibabaCloud\Client\AlibabaCloud;
use AlibabaCloud\Client\Config\Config;
use AlibabaCloud\Client\Request\Request;
use AlibabaCloud\Client\Filter\ApiFilter;
use AlibabaCloud\Client\Filter\HttpFilter;
use AlibabaCloud\Client\Filter\ClientFilter;
use AlibabaCloud\Client\Regions\LocationService;
use AlibabaCloud\Client\Exception\ClientException;
/**
* Help developers set up and get host.
*
* @package AlibabaCloud\Client\Traits
*
* @mixin AlibabaCloud
*/
trait EndpointTrait
{
/**
* @var array Host cache.
*/
private static $hosts = [];
/**
* Resolve host based on product name and region.
*
* @param string $product
* @param string $regionId
*
* @return string
* @throws ClientException
*/
public static function resolveHost($product, $regionId = LocationService::GLOBAL_REGION)
{
ApiFilter::product($product);
ClientFilter::regionId($regionId);
if (isset(self::$hosts[$product][$regionId])) {
return self::$hosts[$product][$regionId];
}
$domain = Config::get("endpoints.{$product}.{$regionId}");
if (!$domain) {
$regionId = LocationService::GLOBAL_REGION;
$domain = Config::get("endpoints.{$product}.{$regionId}", '');
}
return $domain;
}
/**
* @param string $product
* @param string $regionId
*
* @return string
*/
public static function resolveHostByStatic($product, $regionId)
{
if (isset(self::$hosts[$product][$regionId])) {
return self::$hosts[$product][$regionId];
}
return '';
}
/**
* Add host based on product name and region.
*
* @param string $product
* @param string $host
* @param string $regionId
*
* @return void
* @throws ClientException
*/
public static function addHost($product, $host, $regionId = LocationService::GLOBAL_REGION)
{
ApiFilter::product($product);
HttpFilter::host($host);
ClientFilter::regionId($regionId);
self::$hosts[$product][$regionId] = $host;
LocationService::addHost($product, $host, $regionId);
}
/**
* @param Request $request
*
* @return string
* @throws ClientException
*/
public static function resolveHostByRule(Request $request)
{
$regionId = $request->realRegionId();
$network = $request->network ?: 'public';
$suffix = $request->endpointSuffix;
if ($network === 'public') {
$network = '';
}
if ($request->endpointRegional === 'regional') {
return "{$request->product}{$suffix}{$network}.{$regionId}.aliyuncs.com";
}
if ($request->endpointRegional === 'central') {
return "{$request->product}{$suffix}{$network}.aliyuncs.com";
}
throw new InvalidArgumentException('endpointRegional is invalid.');
}
}