| 1 |
<?php // phpcs:ignore |
| 2 |
/** |
| 3 |
* Class for communicating with Dropbox API V2. |
| 4 |
* |
| 5 |
* @package wpdbbkp |
| 6 |
*/ |
| 7 |
|
| 8 |
if ( ! class_exists( 'WPDBBackup_Destination_Dropbox_API' ) ) { |
| 9 |
/** |
| 10 |
* Destination backup. |
| 11 |
* |
| 12 |
* @class WPDBBackup_Destination_Dropbox_API |
| 13 |
*/ |
| 14 |
final class WPDBBackup_Destination_Dropbox_API { |
| 15 |
|
| 16 |
|
| 17 |
/** |
| 18 |
* URL to Dropbox API endpoint. |
| 19 |
*/ |
| 20 |
const API_URL = 'https://api.dropboxapi.com/'; |
| 21 |
|
| 22 |
/** |
| 23 |
* URL to Dropbox content endpoint. |
| 24 |
*/ |
| 25 |
const API_CONTENT_URL = 'https://content.dropboxapi.com/'; |
| 26 |
|
| 27 |
/** |
| 28 |
* URL to Dropbox for authentication. |
| 29 |
*/ |
| 30 |
const API_WWW_URL = 'https://www.dropbox.com/'; |
| 31 |
|
| 32 |
/** |
| 33 |
* API version. |
| 34 |
*/ |
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const API_VERSION_URL = '2/'; |
| 36 |
|
| 37 |
/** |
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* oAuth vars |
| 39 |
* |
| 40 |
* @var string |
| 41 |
*/ |
| 42 |
private $oauth_app_key = ''; |
| 43 |
|
| 44 |
/** |
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* @var string |
| 46 |
*/ |
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private $oauth_app_secret = ''; |
| 48 |
|
| 49 |
/** |
| 50 |
* @var string |
| 51 |
*/ |
| 52 |
private $oauth_token = ''; |
| 53 |
|
| 54 |
/** |
| 55 |
* Job object for logging. |
| 56 |
* |
| 57 |
* @var WPDBBackup_Job |
| 58 |
*/ |
| 59 |
private $job_object; |
| 60 |
|
| 61 |
/** |
| 62 |
* Constructor function. |
| 63 |
* |
| 64 |
* @param string $boxtype - destination type. |
| 65 |
* @param WPDBBackup_Job $job_object - Job details. |
| 66 |
* |
| 67 |
* @throws WPDBBackup_Destination_Dropbox_API_Exception - Exception handling. |
| 68 |
*/ |
| 69 |
public function __construct( $boxtype = 'dropbox', WPDBBackup_Job $job_object = null ) { |
| 70 |
if ( 'dropbox' === $boxtype ) { |
| 71 |
$this->oauth_app_key = 'cv3o964lig1qrga'; |
| 72 |
$this->oauth_app_secret = '7g05tjesk5fgqjk'; |
| 73 |
} else { |
| 74 |
$this->oauth_app_key = 'cv3o964lig1qrga'; |
| 75 |
$this->oauth_app_secret = '7g05tjesk5fgqjk'; |
| 76 |
} |
| 77 |
|
| 78 |
if ( empty( $this->oauth_app_key ) || empty( $this->oauth_app_secret ) ) { |
| 79 |
throw new WPDBBackup_Destination_Dropbox_API_Exception( 'No App key or App Secret specified.' ); |
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} |
| 81 |
|
| 82 |
$this->job_object = $job_object; |
| 83 |
} |
| 84 |
|
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// Helper methods. |
| 86 |
|
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/** |
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* List a folder |
| 89 |
* |
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* This is a helper method to use filesListFolder and |
| 91 |
* filesListFolderContinue to construct an array of files within a given |
| 92 |
* folder path. |
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* |
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* @param string $path - Path. |
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* |
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* @return array |
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*/ |
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public function list_Folder( $path ) { |
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$files = array(); |
| 100 |
$result = $this->filesListFolder( array( 'path' => $path ) ); |
| 101 |
if ( ! $result ) { |
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return array(); |
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} |
| 104 |
|
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$files = array_merge( $files, $result['entries'] ); |
| 106 |
|
| 107 |
$args = array( 'cursor' => $result['cursor'] ); |
| 108 |
|
| 109 |
while ( $result['has_more'] == true ) { |
| 110 |
$result = $this->filesListFolderContinue( $args ); |
| 111 |
$files = array_merge( $files, $result['entries'] ); |
| 112 |
} |
| 113 |
|
| 114 |
return $files; |
| 115 |
} |
| 116 |
|
| 117 |
/** |
| 118 |
* Uploads a file to Dropbox. |
| 119 |
* |
| 120 |
* @param $file |
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* @param string $path |
| 122 |
* @param bool $overwrite |
| 123 |
* |
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* @return array |
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* @throws WPDBBackup_Destination_Dropbox_API_Exception |
| 126 |
*/ |
| 127 |
public function upload( $file, $path = '', $overwrite = true ) { |
| 128 |
$file = str_replace( '\\', '/', $file ); |
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|
| 130 |
if ( ! is_readable( $file ) ) { |
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throw new WPDBBackup_Destination_Dropbox_API_Exception( "Error: File \"$file\" is not readable or doesn't exist." ); |
| 132 |
} |
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|
| 134 |
if ( filesize( $file ) < 5242880 ) { // chunk transfer on bigger uploads |
| 135 |
$output = $this->filesUpload( |
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array( |
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'contents' => file_get_contents( $file ), |
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'path' => $path, |
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'mode' => ( $overwrite ) ? 'overwrite' : 'add', |
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) |
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); |
| 142 |
} else { |
| 143 |
$output = $this->multipartUpload( $file, $path, $overwrite ); |
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} |
| 145 |
|
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return $output; |
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} |
| 148 |
|
| 149 |
/** |
| 150 |
* @param $file |
| 151 |
* @param string $path |
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* @param bool $overwrite |
| 153 |
* |
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* @return array|mixed|string |
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* @throws WPDBBackup_Destination_Dropbox_API_Exception |
| 156 |
*/ |
| 157 |
public function multipartUpload( $file, $path = '', $overwrite = true ) { |
| 158 |
$file = str_replace( '\\', '/', $file ); |
| 159 |
|
| 160 |
if ( ! is_readable( $file ) ) { |
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throw new WPDBBackup_Destination_Dropbox_API_Exception( "Error: File \"$file\" is not readable or doesn't exist." ); |
| 162 |
} |
| 163 |
|
| 164 |
$chunk_size = 4194304; // 4194304 = 4MB |
| 165 |
|
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$file_handel = fopen( $file, 'rb' ); |
| 167 |
if ( ! $file_handel ) { |
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throw new WPDBBackup_Destination_Dropbox_API_Exception( 'Can not open source file for transfer.' ); |
| 169 |
} |
| 170 |
|
| 171 |
if ( ! isset( $this->job_object->steps_data[ $this->job_object->step_working ]['uploadid'] ) ) { |
| 172 |
// $this->job_object->log(__('Beginning new file upload session', 'backwpup')); |
| 173 |
$session = $this->filesUploadSessionStart(); |
| 174 |
$this->job_object->steps_data[ $this->job_object->step_working ]['uploadid'] = $session['session_id']; |
| 175 |
} |
| 176 |
if ( ! isset( $this->job_object->steps_data[ $this->job_object->step_working ]['offset'] ) ) { |
| 177 |
$this->job_object->steps_data[ $this->job_object->step_working ]['offset'] = 0; |
| 178 |
} |
| 179 |
if ( ! isset( $this->job_object->steps_data[ $this->job_object->step_working ]['totalread'] ) ) { |
| 180 |
$this->job_object->steps_data[ $this->job_object->step_working ]['totalread'] = 0; |
| 181 |
} |
| 182 |
|
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// seek to current position |
| 184 |
if ( $this->job_object->steps_data[ $this->job_object->step_working ]['offset'] > 0 ) { |
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fseek( $file_handel, $this->job_object->steps_data[ $this->job_object->step_working ]['offset'] ); |
| 186 |
} |
| 187 |
|
| 188 |
while ( $data = fread( $file_handel, $chunk_size ) ) { |
| 189 |
$chunk_upload_start = microtime( true ); |
| 190 |
|
| 191 |
if ( method_exists($this->job_object,'is_debug') && method_exists($this->job_object,'log') && $this->job_object->is_debug() ) { |
| 192 |
$this->job_object->log( sprintf( __( 'Uploading %s of data', 'backwpup' ), size_format( strlen( $data ) ) ) ); |
| 193 |
} |
| 194 |
|
| 195 |
$this->filesUploadSessionAppendV2( |
| 196 |
array( |
| 197 |
'contents' => $data, |
| 198 |
'cursor' => array( |
| 199 |
'session_id' => $this->job_object->steps_data[ $this->job_object->step_working ]['uploadid'], |
| 200 |
'offset' => $this->job_object->steps_data[ $this->job_object->step_working ]['offset'], |
| 201 |
), |
| 202 |
) |
| 203 |
); |
| 204 |
$chunk_upload_time = microtime( true ) - $chunk_upload_start; |
| 205 |
$this->job_object->steps_data[ $this->job_object->step_working ]['totalread'] += strlen( $data ); |
| 206 |
|
| 207 |
// args for next chunk |
| 208 |
$this->job_object->steps_data[ $this->job_object->step_working ]['offset'] += $chunk_size; |
| 209 |
if ( $this->job_object->job['backuptype'] === 'archive' ) { |
| 210 |
$this->job_object->substeps_done = $this->job_object->steps_data[ $this->job_object->step_working ]['offset']; |
| 211 |
if ( strlen( $data ) == $chunk_size ) { |
| 212 |
$time_remaining = $this->job_object->do_restart_time(); |
| 213 |
// calc next chunk |
| 214 |
if ( $time_remaining < $chunk_upload_time ) { |
| 215 |
$chunk_size = floor( $chunk_size / $chunk_upload_time * ( $time_remaining - 3 ) ); |
| 216 |
if ( $chunk_size < 0 ) { |
| 217 |
$chunk_size = 1024; |
| 218 |
} |
| 219 |
if ( $chunk_size > 4194304 ) { |
| 220 |
$chunk_size = 4194304; |
| 221 |
} |
| 222 |
} |
| 223 |
} |
| 224 |
} |
| 225 |
if(property_exists($this->job_object,'update_working_data')){ |
| 226 |
$this->job_object->update_working_data(); |
| 227 |
} |
| 228 |
// correct position |
| 229 |
fseek( $file_handel, $this->job_object->steps_data[ $this->job_object->step_working ]['offset'] ); |
| 230 |
} |
| 231 |
|
| 232 |
fclose( $file_handel ); |
| 233 |
if(method_exists($this->job_object,'log')){ |
| 234 |
$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'] ) ) ); |
| 235 |
} |
| 236 |
$response = $this->filesUploadSessionFinish( |
| 237 |
array( |
| 238 |
'cursor' => array( |
| 239 |
'session_id' => $this->job_object->steps_data[ $this->job_object->step_working ]['uploadid'], |
| 240 |
'offset' => $this->job_object->steps_data[ $this->job_object->step_working ]['totalread'], |
| 241 |
), |
| 242 |
'commit' => array( |
| 243 |
'path' => $path, |
| 244 |
'mode' => ( $overwrite ) ? 'overwrite' : 'add', |
| 245 |
), |
| 246 |
) |
| 247 |
); |
| 248 |
|
| 249 |
unset( $this->job_object->steps_data[ $this->job_object->step_working ]['uploadid'] ); |
| 250 |
unset( $this->job_object->steps_data[ $this->job_object->step_working ]['offset'] ); |
| 251 |
|
| 252 |
return $response; |
| 253 |
} |
| 254 |
|
| 255 |
// Authentication |
| 256 |
|
| 257 |
/** |
| 258 |
* Set the oauth tokens for this request. |
| 259 |
* |
| 260 |
* @param $token |
| 261 |
* |
| 262 |
* @throws WPDBBackup_Destination_Dropbox_API_Exception |
| 263 |
*/ |
| 264 |
public function setOAuthTokens( $token ) { |
| 265 |
if ( empty( $token['access_token'] ) ) { |
| 266 |
throw new WPDBBackup_Destination_Dropbox_API_Exception( 'No oAuth token specified.' ); |
| 267 |
} |
| 268 |
|
| 269 |
$this->oauth_token = $token; |
| 270 |
} |
| 271 |
|
| 272 |
/** |
| 273 |
* Returns the URL to authorize the user. |
| 274 |
* |
| 275 |
* @return string The authorization URL |
| 276 |
*/ |
| 277 |
public function oAuthAuthorize() { |
| 278 |
return self::API_WWW_URL . 'oauth2/authorize?response_type=code&client_id=' . $this->oauth_app_key; |
| 279 |
} |
| 280 |
|
| 281 |
/** |
| 282 |
* Tkes the oauth code and returns the access token. |
| 283 |
* |
| 284 |
* @param string $code The oauth code |
| 285 |
* |
| 286 |
* @return array An array including the access token, account ID, and |
| 287 |
* other information. |
| 288 |
*/ |
| 289 |
public function oAuthToken( $code ) { |
| 290 |
return $this->request( |
| 291 |
'oauth2/token', |
| 292 |
array( |
| 293 |
'code' => trim( $code ), |
| 294 |
'grant_type' => 'authorization_code', |
| 295 |
'client_id' => $this->oauth_app_key, |
| 296 |
'client_secret' => $this->oauth_app_secret, |
| 297 |
), |
| 298 |
'oauth' |
| 299 |
); |
| 300 |
} |
| 301 |
|
| 302 |
// Auth Endpoints |
| 303 |
|
| 304 |
/** |
| 305 |
* Revokes the auth token. |
| 306 |
* |
| 307 |
* @return array |
| 308 |
*/ |
| 309 |
public function authTokenRevoke() { |
| 310 |
return $this->request( 'auth/token/revoke' ); |
| 311 |
} |
| 312 |
|
| 313 |
// Files Endpoints |
| 314 |
|
| 315 |
/** |
| 316 |
* Deletes a file. |
| 317 |
* |
| 318 |
* @param array $args An array of arguments |
| 319 |
* |
| 320 |
* @return array Information on the deleted file |
| 321 |
*/ |
| 322 |
public function filesDelete( $args ) { |
| 323 |
$args['path'] = $this->formatPath( $args['path'] ); |
| 324 |
|
| 325 |
try { |
| 326 |
return $this->request( 'files/delete', $args ); |
| 327 |
} catch ( WPDBBackup_Destination_Dropbox_API_Request_Exception $e ) { |
| 328 |
$this->handleFilesDeleteError( $e->getError() ); |
| 329 |
} |
| 330 |
} |
| 331 |
|
| 332 |
/** |
| 333 |
* Gets the metadata of a file. |
| 334 |
* |
| 335 |
* @param array $args An array of arguments |
| 336 |
* |
| 337 |
* @return array The file's metadata |
| 338 |
*/ |
| 339 |
public function filesGetMetadata( $args ) { |
| 340 |
$args['path'] = $this->formatPath( $args['path'] ); |
| 341 |
try { |
| 342 |
return $this->request( 'files/get_metadata', $args ); |
| 343 |
} catch ( WPDBBackup_Destination_Dropbox_API_Request_Exception $e ) { |
| 344 |
$this->handleFilesGetMetadataError( $e->getError() ); |
| 345 |
} |
| 346 |
} |
| 347 |
|
| 348 |
/** |
| 349 |
* Gets a temporary link from Dropbox to access the file. |
| 350 |
* |
| 351 |
* @param array $args An array of arguments |
| 352 |
* |
| 353 |
* @return array Information on the file and link |
| 354 |
*/ |
| 355 |
public function filesGetTemporaryLink( $args ) { |
| 356 |
$args['path'] = $this->formatPath( $args['path'] ); |
| 357 |
try { |
| 358 |
return $this->request( 'files/get_temporary_link', $args ); |
| 359 |
} catch ( WPDBBackup_Destination_Dropbox_API_Request_Exception $e ) { |
| 360 |
$this->handleFilesGetTemporaryLinkError( $e->getError() ); |
| 361 |
} |
| 362 |
} |
| 363 |
|
| 364 |
/** |
| 365 |
* Lists all the files within a folder. |
| 366 |
* |
| 367 |
* @param array $args An array of arguments |
| 368 |
* |
| 369 |
* @return array A list of files |
| 370 |
*/ |
| 371 |
public function filesListFolder( $args ) { |
| 372 |
$args['path'] = $this->formatPath( $args['path'] ); |
| 373 |
try { |
| 374 |
return $this->request( 'files/list_folder', $args ); |
| 375 |
} catch ( WPDBBackup_Destination_Dropbox_API_Request_Exception $e ) { |
| 376 |
$this->handleFilesListFolderError( $e->getError() ); |
| 377 |
} |
| 378 |
} |
| 379 |
|
| 380 |
/** |
| 381 |
* Continue to list more files. |
| 382 |
* |
| 383 |
* When a folder has a lot of files, the API won't return all at once. |
| 384 |
* So this method is to fetch more of them. |
| 385 |
* |
| 386 |
* @param array $args An array of arguments |
| 387 |
* |
| 388 |
* @return array An array of files |
| 389 |
*/ |
| 390 |
public function filesListFolderContinue( $args ) { |
| 391 |
try { |
| 392 |
return $this->request( 'files/list_folder/continue', $args ); |
| 393 |
} catch ( WPDBBackup_Destination_Dropbox_API_Request_Exception $e ) { |
| 394 |
$this->handleFilesListFolderContinueError( $e->getError() ); |
| 395 |
} |
| 396 |
} |
| 397 |
|
| 398 |
/** |
| 399 |
* Uploads a file to Dropbox. |
| 400 |
* |
| 401 |
* The file must be no greater than 150 MB. |
| 402 |
* |
| 403 |
* @param array $args An array of arguments |
| 404 |
* |
| 405 |
* @return array The uploaded file's information. |
| 406 |
*/ |
| 407 |
public function filesUpload( $args ) { |
| 408 |
$args['path'] = $this->formatPath( $args['path'] ); |
| 409 |
|
| 410 |
if ( isset( $args['client_modified'] ) |
| 411 |
&& $args['client_modified'] instanceof DateTime |
| 412 |
) { |
| 413 |
$args['client_modified'] = $args['client_modified']->format( 'Y-m-d\TH:m:s\Z' ); |
| 414 |
} |
| 415 |
|
| 416 |
try { |
| 417 |
return $this->request( 'files/upload', $args, 'upload' ); |
| 418 |
} catch ( WPDBBackup_Destination_Dropbox_API_Request_Exception $e ) { |
| 419 |
$this->handleFilesUploadError( $e->getError() ); |
| 420 |
} |
| 421 |
} |
| 422 |
|
| 423 |
/** |
| 424 |
* Append more data to an uploading file |
| 425 |
* |
| 426 |
* @param array $args An array of arguments |
| 427 |
*/ |
| 428 |
public function filesUploadSessionAppendV2( $args ) { |
| 429 |
try { |
| 430 |
return $this->request( |
| 431 |
'files/upload_session/append_v2', |
| 432 |
$args, |
| 433 |
'upload' |
| 434 |
); |
| 435 |
} catch ( WPDBBackup_Destination_Dropbox_API_Request_Exception $e ) { |
| 436 |
$error = $e->getError(); |
| 437 |
|
| 438 |
// See if we can fix the error first |
| 439 |
if ( $error['.tag'] == 'incorrect_offset' ) { |
| 440 |
$args['cursor']['offset'] = $error['correct_offset']; |
| 441 |
return $this->request( |
| 442 |
'files/upload_session/append_v2', |
| 443 |
$args, |
| 444 |
'upload' |
| 445 |
); |
| 446 |
} |
| 447 |
|
| 448 |
// Otherwise, can't fix |
| 449 |
$this->handleFilesUploadSessionLookupError( $error ); |
| 450 |
} |
| 451 |
} |
| 452 |
|
| 453 |
/** |
| 454 |
* Finish an upload session. |
| 455 |
* |
| 456 |
* @param array $args |
| 457 |
* |
| 458 |
* @return array Information on the uploaded file |
| 459 |
*/ |
| 460 |
public function filesUploadSessionFinish( $args ) { |
| 461 |
$args['commit']['path'] = $this->formatPath( $args['commit']['path'] ); |
| 462 |
|
| 463 |
try { |
| 464 |
return $this->request( 'files/upload_session/finish', $args, 'upload' ); |
| 465 |
} catch ( WPDBBackup_Destination_Dropbox_API_Request_Exception $e ) { |
| 466 |
$error = $e->getError(); |
| 467 |
if ( $error['.tag'] == 'lookup_failed' ) { |
| 468 |
if ( $error['lookup_failed']['.tag'] == 'incorrect_offset' ) { |
| 469 |
$args['cursor']['offset'] = $error['lookup_failed']['correct_offset']; |
| 470 |
return $this->request( 'files/upload_session/finish', $args, 'upload' ); |
| 471 |
} |
| 472 |
} |
| 473 |
$this->handleFilesUploadSessionFinishError( $e->getError() ); |
| 474 |
} |
| 475 |
} |
| 476 |
|
| 477 |
/** |
| 478 |
* Starts an upload session. |
| 479 |
* |
| 480 |
* When a file larger than 150 MB needs to be uploaded, then this API |
| 481 |
* endpoint is used to start a session to allow the file to be uploaded in |
| 482 |
* chunks. |
| 483 |
* |
| 484 |
* @param array $args |
| 485 |
* |
| 486 |
* @return array An array containing the session's ID. |
| 487 |
*/ |
| 488 |
public function filesUploadSessionStart( $args = array() ) { |
| 489 |
return $this->request( 'files/upload_session/start', $args, 'upload' ); |
| 490 |
} |
| 491 |
|
| 492 |
// Users endpoints |
| 493 |
|
| 494 |
/** |
| 495 |
* Get user's current account info. |
| 496 |
* |
| 497 |
* @return array |
| 498 |
*/ |
| 499 |
public function usersGetCurrentAccount() { |
| 500 |
return $this->request( 'users/get_current_account' ); |
| 501 |
} |
| 502 |
|
| 503 |
/** |
| 504 |
* Get quota info for this user. |
| 505 |
* |
| 506 |
* @return array |
| 507 |
*/ |
| 508 |
public function usersGetSpaceUsage() { |
| 509 |
return $this->request( 'users/get_space_usage' ); |
| 510 |
} |
| 511 |
|
| 512 |
// Private functions |
| 513 |
|
| 514 |
/** |
| 515 |
* @param $url |
| 516 |
* @param array $args |
| 517 |
* @param string $endpointFormat |
| 518 |
* @param string $data |
| 519 |
* @param bool $echo |
| 520 |
* |
| 521 |
* @throws WPDBBackup_Destination_Dropbox_API_Exception |
| 522 |
* @return array|mixed|string |
| 523 |
*/ |
| 524 |
private function request( $endpoint, $args = array(), $endpointFormat = 'rpc', $echo = false ) { |
| 525 |
// Get complete URL |
| 526 |
switch ( $endpointFormat ) { |
| 527 |
case 'oauth': |
| 528 |
$url = self::API_URL . $endpoint; |
| 529 |
break; |
| 530 |
|
| 531 |
case 'rpc': |
| 532 |
$url = self::API_URL . self::API_VERSION_URL . $endpoint; |
| 533 |
break; |
| 534 |
|
| 535 |
case 'upload': |
| 536 |
case 'download': |
| 537 |
$url = self::API_CONTENT_URL . self::API_VERSION_URL . $endpoint; |
| 538 |
break; |
| 539 |
} |
| 540 |
|
| 541 |
if ( $this->job_object && method_exists($this->job_object,'is_debug')&& method_exists($this->job_object,'log') &&$this->job_object->is_debug() && $endpointFormat != 'oauth' ) { |
| 542 |
$message = 'Call to ' . $endpoint; |
| 543 |
$parameters = $args; |
| 544 |
if ( isset( $parameters['contents'] ) ) { |
| 545 |
$message .= ', with ' . size_format( strlen( $parameters['contents'] ) ) . ' of data'; |
| 546 |
unset( $parameters['contents'] ); |
| 547 |
} |
| 548 |
if ( ! empty( $parameters ) ) { |
| 549 |
$message .= ', with parameters: ' . json_encode( $parameters ); |
| 550 |
} |
| 551 |
$this->job_object->log( $message ); |
| 552 |
} |
| 553 |
|
| 554 |
// Build cURL Request |
| 555 |
// $ch = curl_init(); |
| 556 |
// curl_setopt($ch, CURLOPT_URL, $url); |
| 557 |
// curl_setopt($ch, CURLOPT_POST, true); |
| 558 |
|
| 559 |
$headers['Expect'] = ''; |
| 560 |
|
| 561 |
if ( $endpointFormat != 'oauth' ) { |
| 562 |
$headers['Authorization'] = 'Bearer ' . $this->oauth_token['access_token']; |
| 563 |
} |
| 564 |
|
| 565 |
if ( $endpointFormat == 'oauth' ) { |
| 566 |
$POSTFIELDS = http_build_query( $args, null, '&' ); |
| 567 |
// curl_setopt($ch, CURLOPT_POSTFIELDS, http_build_query($args, null, '&')); |
| 568 |
$headers['Content-Type'] = 'application/x-www-form-urlencoded'; |
| 569 |
} elseif ( $endpointFormat == 'rpc' ) { |
| 570 |
if ( ! empty( $args ) ) { |
| 571 |
$POSTFIELDS = $args; |
| 572 |
} else { |
| 573 |
$POSTFIELDS = array(); |
| 574 |
} |
| 575 |
$headers['Content-Type'] = 'application/json'; |
| 576 |
} elseif ( $endpointFormat == 'upload' ) { |
| 577 |
if ( isset( $args['contents'] ) ) { |
| 578 |
$POSTFIELDS = $args['contents']; |
| 579 |
unset( $args['contents'] ); |
| 580 |
} else { |
| 581 |
$POSTFIELDS = array(); |
| 582 |
} |
| 583 |
$headers['Content-Type'] = 'application/octet-stream'; |
| 584 |
if ( ! empty( $args ) ) { |
| 585 |
$headers['Dropbox-API-Arg'] = json_encode( $args ); |
| 586 |
} else { |
| 587 |
$headers['Dropbox-API-Arg'] = '{}'; |
| 588 |
} |
| 589 |
} else { |
| 590 |
// curl_setopt($ch, CURLOPT_BINARYTRANSFER, true); |
| 591 |
$headers['Dropbox-API-Arg'] = json_encode( $args ); |
| 592 |
} |
| 593 |
$Agent = 'WP-Database-Backup/V.4.5.1; WordPress/4.8.2; ' . home_url(); |
| 594 |
// curl_setopt($ch, CURLOPT_USERAGENT, $Agent); |
| 595 |
// curl_setopt($ch, CURLOPT_RETURNTRANSFER, true); |
| 596 |
// curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false); |
| 597 |
// curl_setopt($ch, CURLOPT_HTTPHEADER, $headers); |
| 598 |
$output = ''; |
| 599 |
if ( $echo ) { |
| 600 |
// echo curl_exec($ch); |
| 601 |
} else { |
| 602 |
// curl_setopt($ch, CURLOPT_HEADER, true); |
| 603 |
// $responce = explode("\r\n\r\n", curl_exec($ch), 2); |
| 604 |
// if (!empty($responce[1])) { |
| 605 |
// $output = json_decode($responce[1], true); |
| 606 |
// } |
| 607 |
} |
| 608 |
// $status = curl_getinfo($ch); |
| 609 |
|
| 610 |
$request = new WP_Http(); |
| 611 |
$result = $request->request( |
| 612 |
$url, |
| 613 |
array( |
| 614 |
'method' => 'POST', |
| 615 |
'body' => $POSTFIELDS, |
| 616 |
'user-agent' => $Agent, |
| 617 |
'sslverify' => false, |
| 618 |
'headers' => $headers, |
| 619 |
) |
| 620 |
); |
| 621 |
$responce = wp_remote_retrieve_body( $result ); |
| 622 |
$output = json_decode( $responce, true ); |
| 623 |
|
| 624 |
// Handle error codes |
| 625 |
// If 409 (endpoint-specific error), let the calling method handle it |
| 626 |
|
| 627 |
// Code 429 = rate limited |
| 628 |
if ( wp_remote_retrieve_response_code( $result ) == 429 ) { |
| 629 |
$wait = 0; |
| 630 |
if ( preg_match( "/retry-after:\s*(.*?)\r/i", $responce[0], $matches ) ) { |
| 631 |
$wait = trim( $matches[1] ); |
| 632 |
} |
| 633 |
// only wait if we get a retry-after header. |
| 634 |
if ( ! empty( $wait ) ) { |
| 635 |
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.', $wait ), E_USER_WARNING ); |
| 636 |
sleep( $wait ); |
| 637 |
} else { |
| 638 |
throw new WPDBBackup_Destination_Dropbox_API_Exception( '(429) This indicates a transient server error.' ); |
| 639 |
} |
| 640 |
|
| 641 |
// redo request |
| 642 |
return $this->request( $url, $args, $endpointFormat, $data, $echo ); |
| 643 |
} // We can't really handle anything else, so throw it back to the caller |
| 644 |
elseif ( isset( $output['error'] ) || wp_remote_retrieve_response_code( $result ) >= 400 ) { |
| 645 |
$code = wp_remote_retrieve_response_code( $result ); |
| 646 |
// if (curl_errno($ch) != 0) { |
| 647 |
// $message = '(' . curl_errno($ch) . ') ' . curl_error($ch); |
| 648 |
// $code = 0; |
| 649 |
// } else |
| 650 |
if ( wp_remote_retrieve_response_code( $result ) == 400 ) { |
| 651 |
$message = '(400) Bad input parameter: ' . strip_tags( $responce[1] ); |
| 652 |
} elseif ( wp_remote_retrieve_response_code( $result ) == 401 ) { |
| 653 |
$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.'; |
| 654 |
} elseif ( wp_remote_retrieve_response_code( $result ) == 409 ) { |
| 655 |
$message = $output['error_summary']; |
| 656 |
} elseif ( wp_remote_retrieve_response_code( $result ) >= 500 ) { |
| 657 |
$message = '(' . wp_remote_retrieve_response_code( $result ) . ') There is an error on the Dropbox server.'; |
| 658 |
} else { |
| 659 |
$message = '(' . wp_remote_retrieve_response_code( $result ) . ') Invalid response.'; |
| 660 |
} |
| 661 |
if ( $this->job_object && method_exists($this->job_object,'log') && method_exists($this->job_object,'is_debug') && $this->job_object->is_debug() ) { |
| 662 |
$this->job_object->log( 'Response with header: ' . $responce[0] ); |
| 663 |
} |
| 664 |
// throw new WPDBBackup_Destination_Dropbox_API_Request_Exception($message, $code, null, isset($output['error']) ? $output['error'] : null); |
| 665 |
} else { |
| 666 |
// curl_close($ch); |
| 667 |
if ( ! is_array( $output ) ) { |
| 668 |
return $responce[1]; |
| 669 |
} else { |
| 670 |
return $output; |
| 671 |
} |
| 672 |
} |
| 673 |
} |
| 674 |
|
| 675 |
/** |
| 676 |
* Formats a path to be valid for Dropbox. |
| 677 |
* |
| 678 |
* @param string $path |
| 679 |
* |
| 680 |
* @return string The formatted path |
| 681 |
*/ |
| 682 |
private function formatPath( $path ) { |
| 683 |
if ( ! empty( $path ) && substr( $path, 0, 1 ) != '/' ) { |
| 684 |
$path = "/$path"; |
| 685 |
} elseif ( $path == '/' ) { |
| 686 |
$path = ''; |
| 687 |
} |
| 688 |
|
| 689 |
return $path; |
| 690 |
} |
| 691 |
|
| 692 |
// Error Handlers |
| 693 |
|
| 694 |
private function handleFilesDeleteError( $error ) { |
| 695 |
switch ( $error['.tag'] ) { |
| 696 |
case 'path_lookup': |
| 697 |
$this->handleFilesLookupError( $error['path_lookup'] ); |
| 698 |
break; |
| 699 |
|
| 700 |
case 'path_write': |
| 701 |
$this->handleFilesWriteError( $error['path_write'] ); |
| 702 |
break; |
| 703 |
|
| 704 |
case 'other': |
| 705 |
trigger_error( 'Could not delete file.', E_USER_WARNING ); |
| 706 |
break; |
| 707 |
} |
| 708 |
} |
| 709 |
|
| 710 |
private function handleFilesGetMetadataError( $error ) { |
| 711 |
switch ( $error['.tag'] ) { |
| 712 |
case 'path': |
| 713 |
$this->handleFilesLookupError( $error['path'] ); |
| 714 |
break; |
| 715 |
|
| 716 |
case 'other': |
| 717 |
trigger_error( 'Cannot look up file metadata.', E_USER_WARNING ); |
| 718 |
break; |
| 719 |
} |
| 720 |
} |
| 721 |
|
| 722 |
private function handleFilesGetTemporaryLinkError( $error ) { |
| 723 |
switch ( $error['.tag'] ) { |
| 724 |
case 'path': |
| 725 |
$this->handleFilesLookupError( $error['path'] ); |
| 726 |
break; |
| 727 |
|
| 728 |
case 'other': |
| 729 |
trigger_error( 'Cannot get temporary link.', E_USER_WARNING ); |
| 730 |
break; |
| 731 |
} |
| 732 |
} |
| 733 |
|
| 734 |
private function handleFilesListFolderError( $error ) { |
| 735 |
switch ( $error['.tag'] ) { |
| 736 |
case 'path': |
| 737 |
$this->handleFilesLookupError( $error['path'] ); |
| 738 |
break; |
| 739 |
|
| 740 |
case 'other': |
| 741 |
trigger_error( 'Cannot list files in folder.', E_USER_WARNING ); |
| 742 |
break; |
| 743 |
} |
| 744 |
} |
| 745 |
|
| 746 |
private function handleFilesListFolderContinueError( $error ) { |
| 747 |
switch ( $error['.tag'] ) { |
| 748 |
case 'path': |
| 749 |
$this->handleFilesLookupError( $error['path'] ); |
| 750 |
break; |
| 751 |
|
| 752 |
case 'reset': |
| 753 |
trigger_error( 'This cursor has been invalidated.', E_USER_WARNING ); |
| 754 |
break; |
| 755 |
|
| 756 |
case 'other': |
| 757 |
trigger_error( 'Cannot list files in folder.', E_USER_WARNING ); |
| 758 |
break; |
| 759 |
} |
| 760 |
} |
| 761 |
|
| 762 |
private function handleFilesLookupError( $error ) { |
| 763 |
switch ( $error['.tag'] ) { |
| 764 |
case 'malformed_path': |
| 765 |
trigger_error( 'The path was malformed.', E_USER_WARNING ); |
| 766 |
break; |
| 767 |
|
| 768 |
case 'not_found': |
| 769 |
trigger_error( 'File could not be found.', E_USER_WARNING ); |
| 770 |
break; |
| 771 |
|
| 772 |
case 'not_file': |
| 773 |
trigger_error( 'That is not a file.', E_USER_WARNING ); |
| 774 |
break; |
| 775 |
|
| 776 |
case 'not_folder': |
| 777 |
trigger_error( 'That is not a folder.', E_USER_WARNING ); |
| 778 |
break; |
| 779 |
|
| 780 |
case 'restricted_content': |
| 781 |
trigger_error( 'This content is restricted.', E_USER_WARNING ); |
| 782 |
break; |
| 783 |
|
| 784 |
case 'invalid_path_root': |
| 785 |
trigger_error( 'Path root is invalid.', E_USER_WARNING ); |
| 786 |
break; |
| 787 |
|
| 788 |
case 'other': |
| 789 |
trigger_error( 'File could not be found.', E_USER_WARNING ); |
| 790 |
break; |
| 791 |
} |
| 792 |
} |
| 793 |
|
| 794 |
private function handleFilesUploadSessionFinishError( $error ) { |
| 795 |
switch ( $error['.tag'] ) { |
| 796 |
case 'lookup_failed': |
| 797 |
$this->handleFilesUploadSessionLookupError( |
| 798 |
$error['lookup_failed'] |
| 799 |
); |
| 800 |
break; |
| 801 |
|
| 802 |
case 'path': |
| 803 |
$this->handleFilesWriteError( $error['path'] ); |
| 804 |
break; |
| 805 |
|
| 806 |
case 'too_many_shared_folder_targets': |
| 807 |
trigger_error( 'Too many shared folder targets.', E_USER_WARNING ); |
| 808 |
break; |
| 809 |
|
| 810 |
case 'other': |
| 811 |
trigger_error( 'The file could not be uploaded.', E_USER_WARNING ); |
| 812 |
break; |
| 813 |
} |
| 814 |
} |
| 815 |
|
| 816 |
private function handleFilesUploadSessionLookupError( $error ) { |
| 817 |
switch ( $error['.tag'] ) { |
| 818 |
case 'not_found': |
| 819 |
trigger_error( 'Session not found.', E_USER_WARNING ); |
| 820 |
break; |
| 821 |
|
| 822 |
case 'incorrect_offset': |
| 823 |
trigger_error( |
| 824 |
'Incorrect offset given. Correct offset is ' . |
| 825 |
$error['correct_offset'] . '.', |
| 826 |
E_USER_WARNING |
| 827 |
); |
| 828 |
break; |
| 829 |
|
| 830 |
case 'closed': |
| 831 |
trigger_error( |
| 832 |
'This session has been closed already.', |
| 833 |
E_USER_WARNING |
| 834 |
); |
| 835 |
break; |
| 836 |
|
| 837 |
case 'not_closed': |
| 838 |
trigger_error( 'This session is not closed.', E_USER_WARNING ); |
| 839 |
break; |
| 840 |
|
| 841 |
case 'other': |
| 842 |
trigger_error( |
| 843 |
'Could not look up the file session.', |
| 844 |
E_USER_WARNING |
| 845 |
); |
| 846 |
break; |
| 847 |
} |
| 848 |
} |
| 849 |
|
| 850 |
private function handleFilesUploadError( $error ) { |
| 851 |
switch ( $error['.tag'] ) { |
| 852 |
case 'path': |
| 853 |
$this->handleFilesUploadWriteFailed( $error['path'] ); |
| 854 |
break; |
| 855 |
|
| 856 |
case 'other': |
| 857 |
trigger_error( 'There was an unknown error when uploading the file.', E_USER_WARNING ); |
| 858 |
break; |
| 859 |
} |
| 860 |
} |
| 861 |
|
| 862 |
private function handleFilesUploadWriteFailed( $error ) { |
| 863 |
$this->handleFilesWriteError( $error['reason'] ); |
| 864 |
} |
| 865 |
|
| 866 |
private function handleFilesWriteError( $error ) { |
| 867 |
$message = ''; |
| 868 |
|
| 869 |
// Type of error |
| 870 |
switch ( $error['.tag'] ) { |
| 871 |
case 'malformed_path': |
| 872 |
$message = 'The path was malformed.'; |
| 873 |
break; |
| 874 |
|
| 875 |
case 'conflict': |
| 876 |
$message = 'Cannot write to the target path due to conflict.'; |
| 877 |
break; |
| 878 |
|
| 879 |
case 'no_write_permission': |
| 880 |
$message = 'You do not have permission to save to this location.'; |
| 881 |
break; |
| 882 |
|
| 883 |
case 'insufficient_space': |
| 884 |
$message = 'You do not have enough space in your Dropbox.'; |
| 885 |
break; |
| 886 |
|
| 887 |
case 'disallowed_name': |
| 888 |
$message = 'The given name is disallowed by Dropbox.'; |
| 889 |
break; |
| 890 |
|
| 891 |
case 'team_folder': |
| 892 |
$message = 'Unable to modify team folders.'; |
| 893 |
break; |
| 894 |
|
| 895 |
case 'other': |
| 896 |
$message = 'There was an unknown error when uploading the file.'; |
| 897 |
break; |
| 898 |
} |
| 899 |
|
| 900 |
trigger_error( $message, E_USER_WARNING ); |
| 901 |
} |
| 902 |
|
| 903 |
} |
| 904 |
} |
| 905 |
/** |
| 906 |
* |
| 907 |
*/ |
| 908 |
if ( ! class_exists( 'WPDBBackup_Destination_Dropbox_API_Exception' ) ) { |
| 909 |
class WPDBBackup_Destination_Dropbox_API_Exception extends Exception { |
| 910 |
|
| 911 |
|
| 912 |
} |
| 913 |
} |
| 914 |
/** |
| 915 |
* Exception thrown when there is an error in the Dropbox request. |
| 916 |
*/ |
| 917 |
if ( ! class_exists( 'WPDBBackup_Destination_Dropbox_API_Request_Exception' ) ) { |
| 918 |
class WPDBBackup_Destination_Dropbox_API_Request_Exception extends WPDBBackup_Destination_Dropbox_API_Exception { |
| 919 |
|
| 920 |
|
| 921 |
/** |
| 922 |
* The request error array. |
| 923 |
*/ |
| 924 |
protected $error; |
| 925 |
|
| 926 |
public function __construct( $message, $code = 0, $previous = null, $error = null ) { |
| 927 |
$this->error = $error; |
| 928 |
parent::__construct( $message, $code, $previous ); |
| 929 |
} |
| 930 |
|
| 931 |
public function getError() { |
| 932 |
return $this->error; |
| 933 |
} |
| 934 |
|
| 935 |
} |
| 936 |
} |
| 937 |
|
