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<?php |
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namespace Dudlewebs\WPMCS\s3\Aws\Arn; |
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|
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use Dudlewebs\WPMCS\s3\Aws\Arn\S3\AccessPointArn as S3AccessPointArn; |
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use Dudlewebs\WPMCS\s3\Aws\Arn\ObjectLambdaAccessPointArn; |
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use Dudlewebs\WPMCS\s3\Aws\Arn\S3\MultiRegionAccessPointArn; |
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use Dudlewebs\WPMCS\s3\Aws\Arn\S3\OutpostsBucketArn; |
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use Dudlewebs\WPMCS\s3\Aws\Arn\S3\RegionalBucketArn; |
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use Dudlewebs\WPMCS\s3\Aws\Arn\S3\OutpostsAccessPointArn; |
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/** |
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* This class provides functionality to parse ARN strings and return a |
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* corresponding ARN object. ARN-parsing logic may be subject to change in the |
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* future, so this should not be relied upon for external customer usage. |
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* |
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* @internal |
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*/ |
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class ArnParser |
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{ |
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/** |
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* @param $string |
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* @return bool |
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*/ |
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public static function isArn($string) |
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{ |
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return $string !== null && \strpos($string, 'arn:') === 0; |
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} |
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/** |
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* Parses a string and returns an instance of ArnInterface. Returns a |
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* specific type of Arn object if it has a specific class representation |
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* or a generic Arn object if not. |
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* |
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* @param $string |
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* @return ArnInterface |
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*/ |
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public static function parse($string) |
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{ |
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$data = Arn::parse($string); |
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if ($data['service'] === 's3-object-lambda') { |
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return new ObjectLambdaAccessPointArn($string); |
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} |
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$resource = self::explodeResourceComponent($data['resource']); |
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if ($resource[0] === 'outpost') { |
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if (isset($resource[2]) && $resource[2] === 'bucket') { |
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return new OutpostsBucketArn($string); |
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} |
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if (isset($resource[2]) && $resource[2] === 'accesspoint') { |
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return new OutpostsAccessPointArn($string); |
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} |
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} |
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if (empty($data['region'])) { |
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return new MultiRegionAccessPointArn($string); |
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} |
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if ($resource[0] === 'accesspoint') { |
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if ($data['service'] === 's3') { |
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return new S3AccessPointArn($string); |
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} |
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return new AccessPointArn($string); |
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} |
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return new Arn($data); |
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} |
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private static function explodeResourceComponent($resource) |
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{ |
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return \preg_split("/[\\/:]/", $resource); |
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} |
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} |
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