<?php // phpcs:ignore
/**
* Class for communicating with Dropbox API V2.
*
* @package wpdbbkp
*/
if ( ! class_exists( 'WPDBBackup_Destination_Dropbox_API' ) ) {
/**
* Destination backup.
*
* @class WPDBBackup_Destination_Dropbox_API
*/
final class WPDBBackup_Destination_Dropbox_API {
/**
* URL to Dropbox API endpoint.
*/
const API_URL = 'https://api.dropboxapi.com/';
/**
* URL to Dropbox content endpoint.
*/
const API_CONTENT_URL = 'https://content.dropboxapi.com/';
/**
* URL to Dropbox for authentication.
*/
const API_WWW_URL = 'https://www.dropbox.com/';
/**
* API version.
*/
const API_VERSION_URL = '2/';
/**
* oAuth vars
*
* @var string
*/
private $oauth_app_key = '';
/**
* @var string
*/
private $oauth_app_secret = '';
/**
* @var string
*/
private $oauth_token = '';
/**
* Job object for logging.
*
* @var WPDBBackup_Job
*/
private $job_object;
/**
* Constructor function.
*
* @param string $boxtype - destination type.
* @param WPDBBackup_Job $job_object - Job details.
*
* @throws WPDBBackup_Destination_Dropbox_API_Exception - Exception handling.
*/
public function __construct( $boxtype = 'dropbox', WPDBBackup_Job $job_object = null ) {
if ( 'dropbox' === $boxtype ) {
$this->oauth_app_key = 'cv3o964lig1qrga';
$this->oauth_app_secret = '7g05tjesk5fgqjk';
} else {
$this->oauth_app_key = 'cv3o964lig1qrga';
$this->oauth_app_secret = '7g05tjesk5fgqjk';
}
if ( empty( $this->oauth_app_key ) || empty( $this->oauth_app_secret ) ) {
throw new WPDBBackup_Destination_Dropbox_API_Exception( 'No App key or App Secret specified.' );
}
$default =[
'step_working' => '',
'steps_data'=> array(),
'job'=>array(),
];
$this->job_object = $job_object?$job_object:json_decode(wp_json_encode($default));
}
// Helper methods.
/**
* List a folder
*
* This is a helper method to use filesListFolder and
* filesListFolderContinue to construct an array of files within a given
* folder path.
*
* @param string $path - Path.
*
* @return array
*/
public function list_Folder( $path ) {
$files = array();
$result = $this->filesListFolder( array( 'path' => $path ) );
if ( ! $result ) {
return array();
}
$files = array_merge( $files, $result['entries'] );
$args = array( 'cursor' => $result['cursor'] );
while ( $result['has_more'] == true ) {
$result = $this->filesListFolderContinue( $args );
$files = array_merge( $files, $result['entries'] );
}
return $files;
}
/**
* Uploads a file to Dropbox.
*
* @param $file
* @param string $path
* @param bool $overwrite
*
* @return array
* @throws WPDBBackup_Destination_Dropbox_API_Exception
*/
public function upload( $file, $path = '', $overwrite = true ) {
$file = str_replace( '\\', '/', $file );
$output ='';
if ( ! is_readable( $file ) ) {
throw new WPDBBackup_Destination_Dropbox_API_Exception( "Error: File ".esc_url($file)." is not readable or doesn't exist." );
}
if ( filesize( $file ) < 5242880 ) { // chunk transfer on bigger uploads
global $wp_filesystem;
// Initialize the WordPress filesystem if it hasn't been initialized yet.
if ( ! function_exists( 'WP_Filesystem' ) ) {
require_once ABSPATH . 'wp-admin/includes/file.php';
}
WP_Filesystem();
$file_content = '';
if ( $wp_filesystem->exists( $file ) ) {
$file_content = $wp_filesystem->get_contents( $file );
}
if($file_content){
$output = $this->filesUpload(
array(
'contents' => $file_content,
'path' => $path,
'mode' => ( $overwrite ) ? 'overwrite' : 'add',
)
);
}
} else {
$output = $this->multipartUpload( $file, $path, $overwrite );
}
return $output;
}
/**
* @param $file
* @param string $path
* @param bool $overwrite
*
* @return array|mixed|string
* @throws WPDBBackup_Destination_Dropbox_API_Exception
*/
public function multipartUpload( $file, $path = '', $overwrite = true ) {
global $wp_filesystem;
// Initialize the WordPress filesystem
if (empty($wp_filesystem)) {
require_once ABSPATH . 'wp-admin/includes/file.php';
WP_Filesystem();
}
$file = str_replace( '\\', '/', $file );
if ( ! $wp_filesystem->exists( $file ) || ! $wp_filesystem->is_readable( $file ) ) {
throw new WPDBBackup_Destination_Dropbox_API_Exception( "Error: File ".esc_url($file)." is not readable or doesn't exist." );
}
$chunk_size = 4194304; // 4194304 = 4MB
$file_handle = $wp_filesystem->get_contents( $file );
if ( ! $file_handle ) {
throw new WPDBBackup_Destination_Dropbox_API_Exception( 'Can not open source file for transfer.' );
}
if ( isset($this->job_object->step_working) && ! isset( $this->job_object->steps_data[ $this->job_object->step_working ]['uploadid'] ) ) {
$session = $this->filesUploadSessionStart();
$this->job_object->steps_data[ $this->job_object->step_working ]['uploadid'] = $session['session_id'];
}
if ( isset($this->job_object->step_working) && ! isset( $this->job_object->steps_data[ $this->job_object->step_working ]['offset'] ) ) {
$this->job_object->steps_data[ $this->job_object->step_working ]['offset'] = 0;
}
if ( isset($this->job_object->step_working) && ! isset( $this->job_object->steps_data[ $this->job_object->step_working ]['totalread'] ) ) {
$this->job_object->steps_data[ $this->job_object->step_working ]['totalread'] = 0;
}
$offset = $this->job_object->steps_data[ $this->job_object->step_working ]['offset'];
// Seek to current position
$file_handle = substr($file_handle, $offset);
while ( $offset < strlen($file_handle) ) {
$chunk = substr($file_handle, $offset, $chunk_size);
$chunk_upload_start = microtime( true );
if ( $this->job_object && method_exists($this->job_object,'is_debug') && method_exists($this->job_object,'log') && $this->job_object->is_debug() ) {
/* translators: %s: chunk of data being uploaded */
$this->job_object->log( sprintf( __( 'Uploading %s of data', 'backwpup' ), size_format( strlen( $chunk ) ) ) );
}
$this->filesUploadSessionAppendV2(
array(
'contents' => $chunk,
'cursor' => array(
'session_id' => $this->job_object->steps_data[ $this->job_object->step_working ]['uploadid'],
'offset' => $offset,
),
)
);
$chunk_upload_time = microtime( true ) - $chunk_upload_start;
$this->job_object->steps_data[ $this->job_object->step_working ]['totalread'] += strlen( $chunk );
$offset += strlen($chunk);
$this->job_object->steps_data[ $this->job_object->step_working ]['offset'] = $offset;
if ( $this->job_object->job['backuptype'] === 'archive' ) {
$this->job_object->substeps_done = $this->job_object->steps_data[ $this->job_object->step_working ]['offset'];
if ( strlen( $chunk ) == $chunk_size ) {
$time_remaining = $this->job_object->do_restart_time();
if ( $time_remaining < $chunk_upload_time ) {
$chunk_size = floor( $chunk_size / $chunk_upload_time * ( $time_remaining - 3 ) );
if ( $chunk_size < 0 ) {
$chunk_size = 1024;
}
if ( $chunk_size > 4194304 ) {
$chunk_size = 4194304;
}
}
}
}
if(property_exists($this->job_object,'update_working_data')){
$this->job_object->update_working_data();
}
}
if(method_exists($this->job_object,'log')){
/* translators: %s: total size of data uploaded */
$this->job_object->log( sprintf( __( 'Finishing upload session with a total of %s uploaded', 'backwpup' ), size_format( $this->job_object->steps_data[ $this->job_object->step_working ]['totalread'] ) ) );
}
$response = $this->filesUploadSessionFinish(
array(
'cursor' => array(
'session_id' => $this->job_object->steps_data[ $this->job_object->step_working ]['uploadid'],
'offset' => $this->job_object->steps_data[ $this->job_object->step_working ]['totalread'],
),
'commit' => array(
'path' => $path,
'mode' => ( $overwrite ) ? 'overwrite' : 'add',
),
)
);
unset( $this->job_object->steps_data[ $this->job_object->step_working ]['uploadid'] );
unset( $this->job_object->steps_data[ $this->job_object->step_working ]['offset'] );
return $response;
}
// Authentication
/**
* Set the oauth tokens for this request.
*
* @param $token
*
* @throws WPDBBackup_Destination_Dropbox_API_Exception
*/
public function setOAuthTokens( $token ) {
if ( empty( $token['access_token'] ) ) {
throw new WPDBBackup_Destination_Dropbox_API_Exception( 'No oAuth token specified.' );
}
$this->oauth_token = $token;
}
/**
* Returns the URL to authorize the user.
*
* @return string The authorization URL
*/
public function oAuthAuthorize() {
return self::API_WWW_URL . 'oauth2/authorize?response_type=code&client_id=' . $this->oauth_app_key;
}
/**
* Tkes the oauth code and returns the access token.
*
* @param string $code The oauth code
*
* @return array An array including the access token, account ID, and
* other information.
*/
public function oAuthToken( $code ) {
return $this->request(
'oauth2/token',
array(
'code' => trim( $code ),
'grant_type' => 'authorization_code',
'client_id' => $this->oauth_app_key,
'client_secret' => $this->oauth_app_secret,
),
'oauth'
);
}
// Auth Endpoints
/**
* Revokes the auth token.
*
* @return array
*/
public function authTokenRevoke() {
return $this->request( 'auth/token/revoke' );
}
// Files Endpoints
/**
* Deletes a file.
*
* @param array $args An array of arguments
*
* @return array Information on the deleted file
*/
public function filesDelete( $args ) {
$args['path'] = $this->formatPath( $args['path'] );
try {
return $this->request( 'files/delete', $args );
} catch ( WPDBBackup_Destination_Dropbox_API_Request_Exception $e ) {
$this->handleFilesDeleteError( $e->getError() );
}
}
/**
* Gets the metadata of a file.
*
* @param array $args An array of arguments
*
* @return array The file's metadata
*/
public function filesGetMetadata( $args ) {
$args['path'] = $this->formatPath( $args['path'] );
try {
return $this->request( 'files/get_metadata', $args );
} catch ( WPDBBackup_Destination_Dropbox_API_Request_Exception $e ) {
$this->handleFilesGetMetadataError( $e->getError() );
}
}
/**
* Gets a temporary link from Dropbox to access the file.
*
* @param array $args An array of arguments
*
* @return array Information on the file and link
*/
public function filesGetTemporaryLink( $args ) {
$args['path'] = $this->formatPath( $args['path'] );
try {
return $this->request( 'files/get_temporary_link', $args );
} catch ( WPDBBackup_Destination_Dropbox_API_Request_Exception $e ) {
$this->handleFilesGetTemporaryLinkError( $e->getError() );
}
}
/**
* Lists all the files within a folder.
*
* @param array $args An array of arguments
*
* @return array A list of files
*/
public function filesListFolder( $args ) {
$args['path'] = $this->formatPath( $args['path'] );
try {
return $this->request( 'files/list_folder', $args );
} catch ( WPDBBackup_Destination_Dropbox_API_Request_Exception $e ) {
$this->handleFilesListFolderError( $e->getError() );
}
}
/**
* Continue to list more files.
*
* When a folder has a lot of files, the API won't return all at once.
* So this method is to fetch more of them.
*
* @param array $args An array of arguments
*
* @return array An array of files
*/
public function filesListFolderContinue( $args ) {
try {
return $this->request( 'files/list_folder/continue', $args );
} catch ( WPDBBackup_Destination_Dropbox_API_Request_Exception $e ) {
$this->handleFilesListFolderContinueError( $e->getError() );
}
}
/**
* Uploads a file to Dropbox.
*
* The file must be no greater than 150 MB.
*
* @param array $args An array of arguments
*
* @return array The uploaded file's information.
*/
public function filesUpload( $args ) {
$args['path'] = $this->formatPath( $args['path'] );
if ( isset( $args['client_modified'] )
&& $args['client_modified'] instanceof DateTime
) {
$args['client_modified'] = $args['client_modified']->format( 'Y-m-d\TH:m:s\Z' );
}
try {
return $this->request( 'files/upload', $args, 'upload' );
} catch ( WPDBBackup_Destination_Dropbox_API_Request_Exception $e ) {
$this->handleFilesUploadError( $e->getError() );
}
}
/**
* Append more data to an uploading file
*
* @param array $args An array of arguments
*/
public function filesUploadSessionAppendV2( $args ) {
try {
return $this->request(
'files/upload_session/append_v2',
$args,
'upload'
);
} catch ( WPDBBackup_Destination_Dropbox_API_Request_Exception $e ) {
$error = $e->getError();
// See if we can fix the error first
if ( $error['.tag'] == 'incorrect_offset' ) {
$args['cursor']['offset'] = $error['correct_offset'];
return $this->request(
'files/upload_session/append_v2',
$args,
'upload'
);
}
// Otherwise, can't fix
$this->handleFilesUploadSessionLookupError( $error );
}
}
/**
* Finish an upload session.
*
* @param array $args
*
* @return array Information on the uploaded file
*/
public function filesUploadSessionFinish( $args ) {
$args['commit']['path'] = $this->formatPath( $args['commit']['path'] );
try {
return $this->request( 'files/upload_session/finish', $args, 'upload' );
} catch ( WPDBBackup_Destination_Dropbox_API_Request_Exception $e ) {
$error = $e->getError();
if ( $error['.tag'] == 'lookup_failed' ) {
if ( $error['lookup_failed']['.tag'] == 'incorrect_offset' ) {
$args['cursor']['offset'] = $error['lookup_failed']['correct_offset'];
return $this->request( 'files/upload_session/finish', $args, 'upload' );
}
}
$this->handleFilesUploadSessionFinishError( $e->getError() );
}
}
/**
* Starts an upload session.
*
* When a file larger than 150 MB needs to be uploaded, then this API
* endpoint is used to start a session to allow the file to be uploaded in
* chunks.
*
* @param array $args
*
* @return array An array containing the session's ID.
*/
public function filesUploadSessionStart( $args = array() ) {
return $this->request( 'files/upload_session/start', $args, 'upload' );
}
// Users endpoints
/**
* Get user's current account info.
*
* @return array
*/
public function usersGetCurrentAccount() {
return $this->request( 'users/get_current_account' );
}
/**
* Get quota info for this user.
*
* @return array
*/
public function usersGetSpaceUsage() {
return $this->request( 'users/get_space_usage' );
}
// Private functions
/**
* @param $url
* @param array $args
* @param string $endpointFormat
* @param string $data
* @param bool $echo
*
* @throws WPDBBackup_Destination_Dropbox_API_Exception
* @return array|mixed|string
*/
private function request( $endpoint, $args = array(), $endpointFormat = 'rpc', $echo = false ) {
// Get complete URL
switch ( $endpointFormat ) {
case 'oauth':
$url = self::API_URL . $endpoint;
break;
case 'rpc':
$url = self::API_URL . self::API_VERSION_URL . $endpoint;
break;
case 'upload':
case 'download':
$url = self::API_CONTENT_URL . self::API_VERSION_URL . $endpoint;
break;
}
if ( $this->job_object && method_exists($this->job_object,'is_debug')&& method_exists($this->job_object,'log') && $this->job_object->is_debug() && $endpointFormat != 'oauth' ) {
$message = 'Call to ' . $endpoint;
$parameters = $args;
if ( isset( $parameters['contents'] ) ) {
$message .= ', with ' . size_format( strlen( $parameters['contents'] ) ) . ' of data';
unset( $parameters['contents'] );
}
if ( ! empty( $parameters ) ) {
$message .= ', with parameters: ' . wp_json_encode( $parameters );
}
$this->job_object->log( $message );
}
$headers['Expect'] = '';
if ( $endpointFormat != 'oauth' ) {
$headers['Authorization'] = 'Bearer ' . $this->oauth_token['access_token'];
}
if ( $endpointFormat == 'oauth' ) {
$POSTFIELDS = http_build_query( $args, null, '&' );
$headers['Content-Type'] = 'application/x-www-form-urlencoded';
} elseif ( $endpointFormat == 'rpc' ) {
if ( ! empty( $args ) ) {
$POSTFIELDS = $args;
} else {
$POSTFIELDS = array();
}
$headers['Content-Type'] = 'application/json';
} elseif ( $endpointFormat == 'upload' ) {
if ( isset( $args['contents'] ) ) {
$POSTFIELDS = $args['contents'];
unset( $args['contents'] );
} else {
$POSTFIELDS = array();
}
$headers['Content-Type'] = 'application/octet-stream';
if ( ! empty( $args ) ) {
$headers['Dropbox-API-Arg'] = wp_json_encode( $args );
} else {
$headers['Dropbox-API-Arg'] = '{}';
}
} else {
$headers['Dropbox-API-Arg'] = wp_json_encode( $args );
}
$Agent = 'WP-Database-Backup/V.4.5.1; WordPress/4.8.2; ' . home_url();
$output = '';
$request = new WP_Http();
$result = $request->request(
$url,
array(
'method' => 'POST',
'body' => $POSTFIELDS,
'user-agent' => $Agent,
'sslverify' => false,
'headers' => $headers,
)
);
$responce = wp_remote_retrieve_body( $result );
$output = json_decode( $responce, true );
// Handle error codes
// If 409 (endpoint-specific error), let the calling method handle it
// Code 429 = rate limited
if ( wp_remote_retrieve_response_code( $result ) == 429 ) {
$wait = 0;
if ( preg_match( "/retry-after:\s*(.*?)\r/i", $responce[0], $matches ) ) {
$wait = trim( $matches[1] );
}
// only wait if we get a retry-after header.
if ( ! empty( $wait ) ) {
trigger_error( sprintf( '(429) Your app is making too many requests and is being rate limited. Error 429 can be triggered on a per-app or per-user basis. Wait for %d seconds.', esc_html($wait) ), E_USER_WARNING );
sleep( $wait );
} else {
throw new WPDBBackup_Destination_Dropbox_API_Exception( '(429) This indicates a transient server error.' );
}
// redo request
return $this->request( $url, $args, $endpointFormat, $echo );
} // We can't really handle anything else, so throw it back to the caller
elseif ( isset( $output['error'] ) || wp_remote_retrieve_response_code( $result ) >= 400 ) {
$code = wp_remote_retrieve_response_code( $result );
if ( wp_remote_retrieve_response_code( $result ) == 400 ) {
$message = '(400) Bad input parameter: ' . wp_strip_all_tags( $responce[1] );
} elseif ( wp_remote_retrieve_response_code( $result ) == 401 ) {
$message = '(401) Bad or expired token. This can happen if the user or Dropbox revoked or expired an access token. To fix, you should re-authenticate the user.';
} elseif ( wp_remote_retrieve_response_code( $result ) == 409 ) {
$message = $output['error_summary'];
} elseif ( wp_remote_retrieve_response_code( $result ) >= 500 ) {
$message = '(' . wp_remote_retrieve_response_code( $result ) . ') There is an error on the Dropbox server.';
} else {
$message = '(' . wp_remote_retrieve_response_code( $result ) . ') Invalid response.';
}
if ( $this->job_object && method_exists($this->job_object,'log') && method_exists($this->job_object,'is_debug') && $this->job_object->is_debug() ) {
$this->job_object->log( 'Response with header: ' . $responce[0] );
}
} else {
if ( ! is_array( $output ) ) {
return $responce[1];
} else {
return $output;
}
}
}
/**
* Formats a path to be valid for Dropbox.
*
* @param string $path
*
* @return string The formatted path
*/
private function formatPath( $path ) {
if ( ! empty( $path ) && substr( $path, 0, 1 ) != '/' ) {
$path = "/$path";
} elseif ( $path == '/' ) {
$path = '';
}
return $path;
}
// Error Handlers
private function handleFilesDeleteError( $error ) {
switch ( $error['.tag'] ) {
case 'path_lookup':
$this->handleFilesLookupError( $error['path_lookup'] );
break;
case 'path_write':
$this->handleFilesWriteError( $error['path_write'] );
break;
case 'other':
trigger_error( 'Could not delete file.', E_USER_WARNING );
break;
}
}
private function handleFilesGetMetadataError( $error ) {
switch ( $error['.tag'] ) {
case 'path':
$this->handleFilesLookupError( $error['path'] );
break;
case 'other':
trigger_error( 'Cannot look up file metadata.', E_USER_WARNING );
break;
}
}
private function handleFilesGetTemporaryLinkError( $error ) {
switch ( $error['.tag'] ) {
case 'path':
$this->handleFilesLookupError( $error['path'] );
break;
case 'other':
trigger_error( 'Cannot get temporary link.', E_USER_WARNING );
break;
}
}
private function handleFilesListFolderError( $error ) {
switch ( $error['.tag'] ) {
case 'path':
$this->handleFilesLookupError( $error['path'] );
break;
case 'other':
trigger_error( 'Cannot list files in folder.', E_USER_WARNING );
break;
}
}
private function handleFilesListFolderContinueError( $error ) {
switch ( $error['.tag'] ) {
case 'path':
$this->handleFilesLookupError( $error['path'] );
break;
case 'reset':
trigger_error( 'This cursor has been invalidated.', E_USER_WARNING );
break;
case 'other':
trigger_error( 'Cannot list files in folder.', E_USER_WARNING );
break;
}
}
private function handleFilesLookupError( $error ) {
switch ( $error['.tag'] ) {
case 'malformed_path':
trigger_error( 'The path was malformed.', E_USER_WARNING );
break;
case 'not_found':
trigger_error( 'File could not be found.', E_USER_WARNING );
break;
case 'not_file':
trigger_error( 'That is not a file.', E_USER_WARNING );
break;
case 'not_folder':
trigger_error( 'That is not a folder.', E_USER_WARNING );
break;
case 'restricted_content':
trigger_error( 'This content is restricted.', E_USER_WARNING );
break;
case 'invalid_path_root':
trigger_error( 'Path root is invalid.', E_USER_WARNING );
break;
case 'other':
trigger_error( 'File could not be found.', E_USER_WARNING );
break;
}
}
private function handleFilesUploadSessionFinishError( $error ) {
switch ( $error['.tag'] ) {
case 'lookup_failed':
$this->handleFilesUploadSessionLookupError(
$error['lookup_failed']
);
break;
case 'path':
$this->handleFilesWriteError( $error['path'] );
break;
case 'too_many_shared_folder_targets':
trigger_error( 'Too many shared folder targets.', E_USER_WARNING );
break;
case 'other':
trigger_error( 'The file could not be uploaded.', E_USER_WARNING );
break;
}
}
private function handleFilesUploadSessionLookupError( $error ) {
switch ( $error['.tag'] ) {
case 'not_found':
trigger_error( 'Session not found.', E_USER_WARNING );
break;
case 'incorrect_offset':
trigger_error(
'Incorrect offset given. Correct offset is ' .
esc_html($error['correct_offset']) . '.',
E_USER_WARNING
);
break;
case 'closed':
trigger_error(
'This session has been closed already.',
E_USER_WARNING
);
break;
case 'not_closed':
trigger_error( 'This session is not closed.', E_USER_WARNING );
break;
case 'other':
trigger_error(
'Could not look up the file session.',
E_USER_WARNING
);
break;
}
}
private function handleFilesUploadError( $error ) {
switch ( $error['.tag'] ) {
case 'path':
$this->handleFilesUploadWriteFailed( $error['path'] );
break;
case 'other':
trigger_error( 'There was an unknown error when uploading the file.', E_USER_WARNING );
break;
}
}
private function handleFilesUploadWriteFailed( $error ) {
$this->handleFilesWriteError( $error['reason'] );
}
private function handleFilesWriteError( $error ) {
$message = '';
// Type of error
switch ( $error['.tag'] ) {
case 'malformed_path':
$message = 'The path was malformed.';
break;
case 'conflict':
$message = 'Cannot write to the target path due to conflict.';
break;
case 'no_write_permission':
$message = 'You do not have permission to save to this location.';
break;
case 'insufficient_space':
$message = 'You do not have enough space in your Dropbox.';
break;
case 'disallowed_name':
$message = 'The given name is disallowed by Dropbox.';
break;
case 'team_folder':
$message = 'Unable to modify team folders.';
break;
case 'other':
$message = 'There was an unknown error when uploading the file.';
break;
}
trigger_error( esc_html($message), E_USER_WARNING );
}
}
}
/**
*
*/
if ( ! class_exists( 'WPDBBackup_Destination_Dropbox_API_Exception' ) ) {
class WPDBBackup_Destination_Dropbox_API_Exception extends Exception {
}
}
/**
* Exception thrown when there is an error in the Dropbox request.
*/
if ( ! class_exists( 'WPDBBackup_Destination_Dropbox_API_Request_Exception' ) ) {
class WPDBBackup_Destination_Dropbox_API_Request_Exception extends WPDBBackup_Destination_Dropbox_API_Exception {
/**
* The request error array.
*/
protected $error;
public function __construct( $message, $code = 0, $previous = null, $error = null ) {
$this->error = $error;
parent::__construct( $message, $code, $previous );
}
public function getError() {
return $this->error;
}
}
}