Viewing Lifecycle Rules

<?php

// Import the dependency library.
require 'vendor/autoload.php';
// Import the SDK code library during the installation with the source code.
// require 'obs-autoloader.php';
// Declare the namespace.
use Obs\ObsClient;
use Obs\ObsException;
// Create an ObsClient instance.
$obsClient = new ObsClient([ 
    // Obtain an AK/SK pair using environment variables (recommended) or import an AK/SK pair in other ways. Using hard coding may result in leakage.
    //Obtain an AK/SK pair on the management console. For details, see https://support.huaweicloud.com/intl/en-us/usermanual-ca/ca_01_0003.html.
    'key' => getenv('ACCESS_KEY_ID'),
    'secret' => getenv('SECRET_ACCESS_KEY'),
    'endpoint' => 'https://your-endpoint',

]);

try {
    // Configure a lifecycle rule for a bucket.
    $resp = $obsClient->setBucketLifecycle([ 
       'Bucket' => 'bucketname' 
    ]);

    printf("RequestId:%s\n",$resp['RequestId']);
    if ($resp['StatusCode'] < 300) {
        foreach ($resp['Rules'] as $index => $rule) {
           printf("Rules[%d]\n", $index + 1);
           printf("ID:%s\n", $rule['ID']);
           printf("Prefix:%s\n", $rule['Prefix']);
           printf("Status:%s\n", $rule['Status']);
           foreach ($rule['Transitions'] as $i => $transition) {
               if (!empty($rule['Transitions'])) {        
                   printf("[Transitions][$i][StorageClass]:%s\n", $transition['StorageClass']);
                   if (isset($transition['Date'])) {
                        printf("[Transitions][$i][Date]:%s\n", $transition['Date']);
                    }
                    if (isset($transition['Days'])) {
                        printf("[Transitions][$i][Days]:%s\n", $transition['Days']);
                    }
                }
            }
            if (isset($rule['Expiration']['Days'])) {
                printf("Expiration[Days]:%s\n", $rule['Expiration']['Days']);
            }
            if (isset($rule['Expiration']['Date'])) {
                printf("Expiration[Date]:%s\n", $rule['Expiration']['Date']);
            }
            foreach ($rule['NoncurrentVersionTransitions'] as $i => $noncurrentVersionTransition) {
                printf("[NoncurrentVersionTransitions][$i][NoncurrentDays]:%d,[NoncurrentVersionTransitions][$i][StorageClass]:%s\n", $noncurrentVersionTransition['NoncurrentDays'], $noncurrentVersionTransition['StorageClass']);
            }
            if (isset($rule['NoncurrentVersionExpiration'])) { 
                printf("NoncurrentVersionExpiration[NoncurrentDays]:%s\n", $rule['NoncurrentVersionExpiration']['NoncurrentDays']);
            }
        }
    }
} catch (ObsException $e) {
    // If the operation fails, obtain the exception details.
    printf("SetBucketLifecycleFailed: Status:%d, Code:%s, Message:%s\n",
         $e->getStatusCode(), $e->getExceptionCode(), $e->getExceptionMessage());
} finally {
    // Close ObsClient to release resources.
    $obsClient->close();
}