KnpLabs /
Gaufrette
| @@ 20-385 (lines=366) @@ | ||
| 17 | * @author Luciano Mammino <[email protected]> |
|
| 18 | * @author Paweł Czyżewski <[email protected]> |
|
| 19 | */ |
|
| 20 | class BlobStorage implements Adapter, Adapter\MetadataSupporter |
|
| 21 | { |
|
| 22 | /** |
|
| 23 | * Error constants. |
|
| 24 | */ |
|
| 25 | const ERROR_CONTAINER_ALREADY_EXISTS = 'ContainerAlreadyExists'; |
|
| 26 | const ERROR_CONTAINER_NOT_FOUND = 'ContainerNotFound'; |
|
| 27 | ||
| 28 | /** |
|
| 29 | * @var BlobProxyFactoryInterface |
|
| 30 | */ |
|
| 31 | protected $blobProxyFactory; |
|
| 32 | ||
| 33 | /** |
|
| 34 | * @var string |
|
| 35 | */ |
|
| 36 | protected $containerName; |
|
| 37 | ||
| 38 | /** |
|
| 39 | * @var bool |
|
| 40 | */ |
|
| 41 | protected $detectContentType; |
|
| 42 | ||
| 43 | /** |
|
| 44 | * @var IBlob |
|
| 45 | */ |
|
| 46 | protected $blobProxy; |
|
| 47 | ||
| 48 | /** |
|
| 49 | * @param BlobProxyFactoryInterface $blobProxyFactory |
|
| 50 | * @param string $containerName |
|
| 51 | * @param bool $create |
|
| 52 | * @param bool $detectContentType |
|
| 53 | */ |
|
| 54 | public function __construct(BlobProxyFactoryInterface $blobProxyFactory, $containerName, $create = false, $detectContentType = true) |
|
| 55 | { |
|
| 56 | $this->blobProxyFactory = $blobProxyFactory; |
|
| 57 | $this->containerName = $containerName; |
|
| 58 | $this->detectContentType = $detectContentType; |
|
| 59 | if ($create) { |
|
| 60 | $this->createContainer($containerName); |
|
| 61 | } |
|
| 62 | } |
|
| 63 | ||
| 64 | /** |
|
| 65 | * Creates a new container. |
|
| 66 | * |
|
| 67 | * @param string $containerName |
|
| 68 | * @param CreateContainerOptions|null $options |
|
| 69 | * |
|
| 70 | * @throws \RuntimeException if cannot create the container |
|
| 71 | */ |
|
| 72 | public function createContainer($containerName, CreateContainerOptions $options = null) |
|
| 73 | { |
|
| 74 | $this->init(); |
|
| 75 | ||
| 76 | try { |
|
| 77 | $this->blobProxy->createContainer($containerName, $options); |
|
| 78 | } catch (ServiceException $e) { |
|
| 79 | $errorCode = $this->getErrorCodeFromServiceException($e); |
|
| 80 | ||
| 81 | if ($errorCode != self::ERROR_CONTAINER_ALREADY_EXISTS) { |
|
| 82 | throw new \RuntimeException(sprintf( |
|
| 83 | 'Failed to create the configured container "%s": %s (%s).', |
|
| 84 | $containerName, |
|
| 85 | $e->getErrorText(), |
|
| 86 | $errorCode |
|
| 87 | )); |
|
| 88 | } |
|
| 89 | } |
|
| 90 | } |
|
| 91 | ||
| 92 | /** |
|
| 93 | * Deletes a container. |
|
| 94 | * |
|
| 95 | * @param string $containerName |
|
| 96 | * @param DeleteContainerOptions $options |
|
| 97 | * |
|
| 98 | * @throws \RuntimeException if cannot delete the container |
|
| 99 | */ |
|
| 100 | public function deleteContainer($containerName, DeleteContainerOptions $options = null) |
|
| 101 | { |
|
| 102 | $this->init(); |
|
| 103 | ||
| 104 | try { |
|
| 105 | $this->blobProxy->deleteContainer($containerName, $options); |
|
| 106 | } catch (ServiceException $e) { |
|
| 107 | $errorCode = $this->getErrorCodeFromServiceException($e); |
|
| 108 | ||
| 109 | if ($errorCode != self::ERROR_CONTAINER_NOT_FOUND) { |
|
| 110 | throw new \RuntimeException(sprintf( |
|
| 111 | 'Failed to delete the configured container "%s": %s (%s).', |
|
| 112 | $containerName, |
|
| 113 | $e->getErrorText(), |
|
| 114 | $errorCode |
|
| 115 | ), $e->getCode()); |
|
| 116 | } |
|
| 117 | } |
|
| 118 | } |
|
| 119 | ||
| 120 | /** |
|
| 121 | * {@inheritdoc} |
|
| 122 | */ |
|
| 123 | public function read($key) |
|
| 124 | { |
|
| 125 | $this->init(); |
|
| 126 | ||
| 127 | try { |
|
| 128 | $blob = $this->blobProxy->getBlob($this->containerName, $key); |
|
| 129 | ||
| 130 | return stream_get_contents($blob->getContentStream()); |
|
| 131 | } catch (ServiceException $e) { |
|
| 132 | $this->failIfContainerNotFound($e, sprintf('read key "%s"', $key)); |
|
| 133 | ||
| 134 | return false; |
|
| 135 | } |
|
| 136 | } |
|
| 137 | ||
| 138 | /** |
|
| 139 | * {@inheritdoc} |
|
| 140 | */ |
|
| 141 | public function write($key, $content) |
|
| 142 | { |
|
| 143 | $this->init(); |
|
| 144 | ||
| 145 | try { |
|
| 146 | $options = new CreateBlobOptions(); |
|
| 147 | ||
| 148 | if ($this->detectContentType) { |
|
| 149 | $fileInfo = new \finfo(FILEINFO_MIME_TYPE); |
|
| 150 | $contentType = $fileInfo->buffer($content); |
|
| 151 | $options->setContentType($contentType); |
|
| 152 | } |
|
| 153 | ||
| 154 | $this->blobProxy->createBlockBlob($this->containerName, $key, $content, $options); |
|
| 155 | ||
| 156 | return Util\Size::fromContent($content); |
|
| 157 | } catch (ServiceException $e) { |
|
| 158 | $this->failIfContainerNotFound($e, sprintf('write content for key "%s"', $key)); |
|
| 159 | ||
| 160 | return false; |
|
| 161 | } |
|
| 162 | } |
|
| 163 | ||
| 164 | /** |
|
| 165 | * {@inheritdoc} |
|
| 166 | */ |
|
| 167 | public function exists($key) |
|
| 168 | { |
|
| 169 | $this->init(); |
|
| 170 | ||
| 171 | $listBlobsOptions = new ListBlobsOptions(); |
|
| 172 | $listBlobsOptions->setPrefix($key); |
|
| 173 | ||
| 174 | try { |
|
| 175 | $blobsList = $this->blobProxy->listBlobs($this->containerName, $listBlobsOptions); |
|
| 176 | ||
| 177 | foreach ($blobsList->getBlobs() as $blob) { |
|
| 178 | if ($key === $blob->getName()) { |
|
| 179 | return true; |
|
| 180 | } |
|
| 181 | } |
|
| 182 | } catch (ServiceException $e) { |
|
| 183 | $this->failIfContainerNotFound($e, 'check if key exists'); |
|
| 184 | $errorCode = $this->getErrorCodeFromServiceException($e); |
|
| 185 | ||
| 186 | throw new \RuntimeException(sprintf( |
|
| 187 | 'Failed to check if key "%s" exists in container "%s": %s (%s).', |
|
| 188 | $key, |
|
| 189 | $this->containerName, |
|
| 190 | $e->getErrorText(), |
|
| 191 | $errorCode |
|
| 192 | ), $e->getCode()); |
|
| 193 | } |
|
| 194 | ||
| 195 | return false; |
|
| 196 | } |
|
| 197 | ||
| 198 | /** |
|
| 199 | * {@inheritdoc} |
|
| 200 | */ |
|
| 201 | public function keys() |
|
| 202 | { |
|
| 203 | $this->init(); |
|
| 204 | ||
| 205 | try { |
|
| 206 | $blobList = $this->blobProxy->listBlobs($this->containerName); |
|
| 207 | ||
| 208 | return array_map( |
|
| 209 | function ($blob) { |
|
| 210 | return $blob->getName(); |
|
| 211 | }, |
|
| 212 | $blobList->getBlobs() |
|
| 213 | ); |
|
| 214 | } catch (ServiceException $e) { |
|
| 215 | $this->failIfContainerNotFound($e, 'retrieve keys'); |
|
| 216 | $errorCode = $this->getErrorCodeFromServiceException($e); |
|
| 217 | ||
| 218 | throw new \RuntimeException(sprintf( |
|
| 219 | 'Failed to list keys for the container "%s": %s (%s).', |
|
| 220 | $this->containerName, |
|
| 221 | $e->getErrorText(), |
|
| 222 | $errorCode |
|
| 223 | ), $e->getCode()); |
|
| 224 | } |
|
| 225 | } |
|
| 226 | ||
| 227 | /** |
|
| 228 | * {@inheritdoc} |
|
| 229 | */ |
|
| 230 | public function mtime($key) |
|
| 231 | { |
|
| 232 | $this->init(); |
|
| 233 | ||
| 234 | try { |
|
| 235 | $properties = $this->blobProxy->getBlobProperties($this->containerName, $key); |
|
| 236 | ||
| 237 | return $properties->getProperties()->getLastModified()->getTimestamp(); |
|
| 238 | } catch (ServiceException $e) { |
|
| 239 | $this->failIfContainerNotFound($e, sprintf('read mtime for key "%s"', $key)); |
|
| 240 | ||
| 241 | return false; |
|
| 242 | } |
|
| 243 | } |
|
| 244 | ||
| 245 | /** |
|
| 246 | * {@inheritdoc} |
|
| 247 | */ |
|
| 248 | public function delete($key) |
|
| 249 | { |
|
| 250 | $this->init(); |
|
| 251 | ||
| 252 | try { |
|
| 253 | $this->blobProxy->deleteBlob($this->containerName, $key); |
|
| 254 | ||
| 255 | return true; |
|
| 256 | } catch (ServiceException $e) { |
|
| 257 | $this->failIfContainerNotFound($e, sprintf('delete key "%s"', $key)); |
|
| 258 | ||
| 259 | return false; |
|
| 260 | } |
|
| 261 | } |
|
| 262 | ||
| 263 | /** |
|
| 264 | * {@inheritdoc} |
|
| 265 | */ |
|
| 266 | public function rename($sourceKey, $targetKey) |
|
| 267 | { |
|
| 268 | $this->init(); |
|
| 269 | ||
| 270 | try { |
|
| 271 | $this->blobProxy->copyBlob($this->containerName, $targetKey, $this->containerName, $sourceKey); |
|
| 272 | $this->blobProxy->deleteBlob($this->containerName, $sourceKey); |
|
| 273 | ||
| 274 | return true; |
|
| 275 | } catch (ServiceException $e) { |
|
| 276 | $this->failIfContainerNotFound($e, sprintf('rename key "%s"', $sourceKey)); |
|
| 277 | ||
| 278 | return false; |
|
| 279 | } |
|
| 280 | } |
|
| 281 | ||
| 282 | /** |
|
| 283 | * {@inheritdoc} |
|
| 284 | */ |
|
| 285 | public function isDirectory($key) |
|
| 286 | { |
|
| 287 | // Windows Azure Blob Storage does not support directories |
|
| 288 | return false; |
|
| 289 | } |
|
| 290 | ||
| 291 | /** |
|
| 292 | * {@inheritdoc} |
|
| 293 | */ |
|
| 294 | public function setMetadata($key, $content) |
|
| 295 | { |
|
| 296 | $this->init(); |
|
| 297 | ||
| 298 | try { |
|
| 299 | $this->blobProxy->setBlobMetadata($this->containerName, $key, $content); |
|
| 300 | } catch (ServiceException $e) { |
|
| 301 | $errorCode = $this->getErrorCodeFromServiceException($e); |
|
| 302 | ||
| 303 | throw new \RuntimeException(sprintf( |
|
| 304 | 'Failed to set metadata for blob "%s" in container "%s": %s (%s).', |
|
| 305 | $key, |
|
| 306 | $this->containerName, |
|
| 307 | $e->getErrorText(), |
|
| 308 | $errorCode |
|
| 309 | ), $e->getCode()); |
|
| 310 | } |
|
| 311 | } |
|
| 312 | ||
| 313 | /** |
|
| 314 | * {@inheritdoc} |
|
| 315 | */ |
|
| 316 | public function getMetadata($key) |
|
| 317 | { |
|
| 318 | $this->init(); |
|
| 319 | ||
| 320 | try { |
|
| 321 | $properties = $this->blobProxy->getBlobProperties($this->containerName, $key); |
|
| 322 | ||
| 323 | return $properties->getMetadata(); |
|
| 324 | } catch (ServiceException $e) { |
|
| 325 | $errorCode = $this->getErrorCodeFromServiceException($e); |
|
| 326 | ||
| 327 | throw new \RuntimeException(sprintf( |
|
| 328 | 'Failed to get metadata for blob "%s" in container "%s": %s (%s).', |
|
| 329 | $key, |
|
| 330 | $this->containerName, |
|
| 331 | $e->getErrorText(), |
|
| 332 | $errorCode |
|
| 333 | ), $e->getCode()); |
|
| 334 | } |
|
| 335 | } |
|
| 336 | ||
| 337 | /** |
|
| 338 | * Lazy initialization, automatically called when some method is called after construction. |
|
| 339 | */ |
|
| 340 | protected function init() |
|
| 341 | { |
|
| 342 | if ($this->blobProxy == null) { |
|
| 343 | $this->blobProxy = $this->blobProxyFactory->create(); |
|
| 344 | } |
|
| 345 | } |
|
| 346 | ||
| 347 | /** |
|
| 348 | * Throws a runtime exception if a give ServiceException derived from a "container not found" error. |
|
| 349 | * |
|
| 350 | * @param ServiceException $exception |
|
| 351 | * @param string $action |
|
| 352 | * |
|
| 353 | * @throws \RuntimeException |
|
| 354 | */ |
|
| 355 | protected function failIfContainerNotFound(ServiceException $exception, $action) |
|
| 356 | { |
|
| 357 | $errorCode = $this->getErrorCodeFromServiceException($exception); |
|
| 358 | ||
| 359 | if ($errorCode == self::ERROR_CONTAINER_NOT_FOUND) { |
|
| 360 | throw new \RuntimeException(sprintf( |
|
| 361 | 'Failed to %s: container "%s" not found.', |
|
| 362 | $action, |
|
| 363 | $this->containerName |
|
| 364 | ), $exception->getCode()); |
|
| 365 | } |
|
| 366 | } |
|
| 367 | ||
| 368 | /** |
|
| 369 | * Extracts the error code from a service exception. |
|
| 370 | * |
|
| 371 | * @param ServiceException $exception |
|
| 372 | * |
|
| 373 | * @return string |
|
| 374 | */ |
|
| 375 | protected function getErrorCodeFromServiceException(ServiceException $exception) |
|
| 376 | { |
|
| 377 | $xml = @simplexml_load_string($exception->getErrorReason()); |
|
| 378 | ||
| 379 | if ($xml && isset($xml->Code)) { |
|
| 380 | return (string) $xml->Code; |
|
| 381 | } |
|
| 382 | ||
| 383 | return $exception->getErrorReason(); |
|
| 384 | } |
|
| 385 | } |
|
| 386 | ||
| @@ 20-386 (lines=367) @@ | ||
| 17 | * @author Luciano Mammino <[email protected]> |
|
| 18 | * @author Paweł Czyżewski <[email protected]> |
|
| 19 | */ |
|
| 20 | class AzureBlobStorage implements Adapter, |
|
| 21 | MetadataSupporter |
|
| 22 | { |
|
| 23 | /** |
|
| 24 | * Error constants. |
|
| 25 | */ |
|
| 26 | const ERROR_CONTAINER_ALREADY_EXISTS = 'ContainerAlreadyExists'; |
|
| 27 | const ERROR_CONTAINER_NOT_FOUND = 'ContainerNotFound'; |
|
| 28 | ||
| 29 | /** |
|
| 30 | * @var AzureBlobStorage\BlobProxyFactoryInterface |
|
| 31 | */ |
|
| 32 | protected $blobProxyFactory; |
|
| 33 | ||
| 34 | /** |
|
| 35 | * @var string |
|
| 36 | */ |
|
| 37 | protected $containerName; |
|
| 38 | ||
| 39 | /** |
|
| 40 | * @var bool |
|
| 41 | */ |
|
| 42 | protected $detectContentType; |
|
| 43 | ||
| 44 | /** |
|
| 45 | * @var \MicrosoftAzure\Storage\Blob\Internal\IBlob |
|
| 46 | */ |
|
| 47 | protected $blobProxy; |
|
| 48 | ||
| 49 | /** |
|
| 50 | * @param AzureBlobStorage\BlobProxyFactoryInterface $blobProxyFactory |
|
| 51 | * @param string $containerName |
|
| 52 | * @param bool $create |
|
| 53 | * @param bool $detectContentType |
|
| 54 | */ |
|
| 55 | public function __construct(BlobProxyFactoryInterface $blobProxyFactory, $containerName, $create = false, $detectContentType = true) |
|
| 56 | { |
|
| 57 | $this->blobProxyFactory = $blobProxyFactory; |
|
| 58 | $this->containerName = $containerName; |
|
| 59 | $this->detectContentType = $detectContentType; |
|
| 60 | if ($create) { |
|
| 61 | $this->createContainer($containerName); |
|
| 62 | } |
|
| 63 | } |
|
| 64 | ||
| 65 | /** |
|
| 66 | * Creates a new container. |
|
| 67 | * |
|
| 68 | * @param string $containerName |
|
| 69 | * @param \MicrosoftAzure\Storage\Blob\Models\CreateContainerOptions $options |
|
| 70 | * |
|
| 71 | * @throws \RuntimeException if cannot create the container |
|
| 72 | */ |
|
| 73 | public function createContainer($containerName, CreateContainerOptions $options = null) |
|
| 74 | { |
|
| 75 | $this->init(); |
|
| 76 | ||
| 77 | try { |
|
| 78 | $this->blobProxy->createContainer($containerName, $options); |
|
| 79 | } catch (ServiceException $e) { |
|
| 80 | $errorCode = $this->getErrorCodeFromServiceException($e); |
|
| 81 | ||
| 82 | if ($errorCode != self::ERROR_CONTAINER_ALREADY_EXISTS) { |
|
| 83 | throw new \RuntimeException(sprintf( |
|
| 84 | 'Failed to create the configured container "%s": %s (%s).', |
|
| 85 | $containerName, |
|
| 86 | $e->getErrorText(), |
|
| 87 | $errorCode |
|
| 88 | )); |
|
| 89 | } |
|
| 90 | } |
|
| 91 | } |
|
| 92 | ||
| 93 | /** |
|
| 94 | * Deletes a container. |
|
| 95 | * |
|
| 96 | * @param string $containerName |
|
| 97 | * @param DeleteContainerOptions $options |
|
| 98 | * |
|
| 99 | * @throws \RuntimeException if cannot delete the container |
|
| 100 | */ |
|
| 101 | public function deleteContainer($containerName, DeleteContainerOptions $options = null) |
|
| 102 | { |
|
| 103 | $this->init(); |
|
| 104 | ||
| 105 | try { |
|
| 106 | $this->blobProxy->deleteContainer($containerName, $options); |
|
| 107 | } catch (ServiceException $e) { |
|
| 108 | $errorCode = $this->getErrorCodeFromServiceException($e); |
|
| 109 | ||
| 110 | if ($errorCode != self::ERROR_CONTAINER_NOT_FOUND) { |
|
| 111 | throw new \RuntimeException(sprintf( |
|
| 112 | 'Failed to delete the configured container "%s": %s (%s).', |
|
| 113 | $containerName, |
|
| 114 | $e->getErrorText(), |
|
| 115 | $errorCode |
|
| 116 | ), $e->getCode()); |
|
| 117 | } |
|
| 118 | } |
|
| 119 | } |
|
| 120 | ||
| 121 | /** |
|
| 122 | * {@inheritdoc} |
|
| 123 | */ |
|
| 124 | public function read($key) |
|
| 125 | { |
|
| 126 | $this->init(); |
|
| 127 | ||
| 128 | try { |
|
| 129 | $blob = $this->blobProxy->getBlob($this->containerName, $key); |
|
| 130 | ||
| 131 | return stream_get_contents($blob->getContentStream()); |
|
| 132 | } catch (ServiceException $e) { |
|
| 133 | $this->failIfContainerNotFound($e, sprintf('read key "%s"', $key)); |
|
| 134 | ||
| 135 | return false; |
|
| 136 | } |
|
| 137 | } |
|
| 138 | ||
| 139 | /** |
|
| 140 | * {@inheritdoc} |
|
| 141 | */ |
|
| 142 | public function write($key, $content) |
|
| 143 | { |
|
| 144 | $this->init(); |
|
| 145 | ||
| 146 | try { |
|
| 147 | $options = new CreateBlobOptions(); |
|
| 148 | ||
| 149 | if ($this->detectContentType) { |
|
| 150 | $fileInfo = new \finfo(FILEINFO_MIME_TYPE); |
|
| 151 | $contentType = $fileInfo->buffer($content); |
|
| 152 | $options->setContentType($contentType); |
|
| 153 | } |
|
| 154 | ||
| 155 | $this->blobProxy->createBlockBlob($this->containerName, $key, $content, $options); |
|
| 156 | ||
| 157 | return Util\Size::fromContent($content); |
|
| 158 | } catch (ServiceException $e) { |
|
| 159 | $this->failIfContainerNotFound($e, sprintf('write content for key "%s"', $key)); |
|
| 160 | ||
| 161 | return false; |
|
| 162 | } |
|
| 163 | } |
|
| 164 | ||
| 165 | /** |
|
| 166 | * {@inheritdoc} |
|
| 167 | */ |
|
| 168 | public function exists($key) |
|
| 169 | { |
|
| 170 | $this->init(); |
|
| 171 | ||
| 172 | $listBlobsOptions = new ListBlobsOptions(); |
|
| 173 | $listBlobsOptions->setPrefix($key); |
|
| 174 | ||
| 175 | try { |
|
| 176 | $blobsList = $this->blobProxy->listBlobs($this->containerName, $listBlobsOptions); |
|
| 177 | ||
| 178 | foreach ($blobsList->getBlobs() as $blob) { |
|
| 179 | if ($key === $blob->getName()) { |
|
| 180 | return true; |
|
| 181 | } |
|
| 182 | } |
|
| 183 | } catch (ServiceException $e) { |
|
| 184 | $this->failIfContainerNotFound($e, 'check if key exists'); |
|
| 185 | $errorCode = $this->getErrorCodeFromServiceException($e); |
|
| 186 | ||
| 187 | throw new \RuntimeException(sprintf( |
|
| 188 | 'Failed to check if key "%s" exists in container "%s": %s (%s).', |
|
| 189 | $key, |
|
| 190 | $this->containerName, |
|
| 191 | $e->getErrorText(), |
|
| 192 | $errorCode |
|
| 193 | ), $e->getCode()); |
|
| 194 | } |
|
| 195 | ||
| 196 | return false; |
|
| 197 | } |
|
| 198 | ||
| 199 | /** |
|
| 200 | * {@inheritdoc} |
|
| 201 | */ |
|
| 202 | public function keys() |
|
| 203 | { |
|
| 204 | $this->init(); |
|
| 205 | ||
| 206 | try { |
|
| 207 | $blobList = $this->blobProxy->listBlobs($this->containerName); |
|
| 208 | ||
| 209 | return array_map( |
|
| 210 | function ($blob) { |
|
| 211 | return $blob->getName(); |
|
| 212 | }, |
|
| 213 | $blobList->getBlobs() |
|
| 214 | ); |
|
| 215 | } catch (ServiceException $e) { |
|
| 216 | $this->failIfContainerNotFound($e, 'retrieve keys'); |
|
| 217 | $errorCode = $this->getErrorCodeFromServiceException($e); |
|
| 218 | ||
| 219 | throw new \RuntimeException(sprintf( |
|
| 220 | 'Failed to list keys for the container "%s": %s (%s).', |
|
| 221 | $this->containerName, |
|
| 222 | $e->getErrorText(), |
|
| 223 | $errorCode |
|
| 224 | ), $e->getCode()); |
|
| 225 | } |
|
| 226 | } |
|
| 227 | ||
| 228 | /** |
|
| 229 | * {@inheritdoc} |
|
| 230 | */ |
|
| 231 | public function mtime($key) |
|
| 232 | { |
|
| 233 | $this->init(); |
|
| 234 | ||
| 235 | try { |
|
| 236 | $properties = $this->blobProxy->getBlobProperties($this->containerName, $key); |
|
| 237 | ||
| 238 | return $properties->getProperties()->getLastModified()->getTimestamp(); |
|
| 239 | } catch (ServiceException $e) { |
|
| 240 | $this->failIfContainerNotFound($e, sprintf('read mtime for key "%s"', $key)); |
|
| 241 | ||
| 242 | return false; |
|
| 243 | } |
|
| 244 | } |
|
| 245 | ||
| 246 | /** |
|
| 247 | * {@inheritdoc} |
|
| 248 | */ |
|
| 249 | public function delete($key) |
|
| 250 | { |
|
| 251 | $this->init(); |
|
| 252 | ||
| 253 | try { |
|
| 254 | $this->blobProxy->deleteBlob($this->containerName, $key); |
|
| 255 | ||
| 256 | return true; |
|
| 257 | } catch (ServiceException $e) { |
|
| 258 | $this->failIfContainerNotFound($e, sprintf('delete key "%s"', $key)); |
|
| 259 | ||
| 260 | return false; |
|
| 261 | } |
|
| 262 | } |
|
| 263 | ||
| 264 | /** |
|
| 265 | * {@inheritdoc} |
|
| 266 | */ |
|
| 267 | public function rename($sourceKey, $targetKey) |
|
| 268 | { |
|
| 269 | $this->init(); |
|
| 270 | ||
| 271 | try { |
|
| 272 | $this->blobProxy->copyBlob($this->containerName, $targetKey, $this->containerName, $sourceKey); |
|
| 273 | $this->blobProxy->deleteBlob($this->containerName, $sourceKey); |
|
| 274 | ||
| 275 | return true; |
|
| 276 | } catch (ServiceException $e) { |
|
| 277 | $this->failIfContainerNotFound($e, sprintf('rename key "%s"', $sourceKey)); |
|
| 278 | ||
| 279 | return false; |
|
| 280 | } |
|
| 281 | } |
|
| 282 | ||
| 283 | /** |
|
| 284 | * {@inheritdoc} |
|
| 285 | */ |
|
| 286 | public function isDirectory($key) |
|
| 287 | { |
|
| 288 | // Windows Azure Blob Storage does not support directories |
|
| 289 | return false; |
|
| 290 | } |
|
| 291 | ||
| 292 | /** |
|
| 293 | * {@inheritdoc} |
|
| 294 | */ |
|
| 295 | public function setMetadata($key, $content) |
|
| 296 | { |
|
| 297 | $this->init(); |
|
| 298 | ||
| 299 | try { |
|
| 300 | $this->blobProxy->setBlobMetadata($this->containerName, $key, $content); |
|
| 301 | } catch (ServiceException $e) { |
|
| 302 | $errorCode = $this->getErrorCodeFromServiceException($e); |
|
| 303 | ||
| 304 | throw new \RuntimeException(sprintf( |
|
| 305 | 'Failed to set metadata for blob "%s" in container "%s": %s (%s).', |
|
| 306 | $key, |
|
| 307 | $this->containerName, |
|
| 308 | $e->getErrorText(), |
|
| 309 | $errorCode |
|
| 310 | ), $e->getCode()); |
|
| 311 | } |
|
| 312 | } |
|
| 313 | ||
| 314 | /** |
|
| 315 | * {@inheritdoc} |
|
| 316 | */ |
|
| 317 | public function getMetadata($key) |
|
| 318 | { |
|
| 319 | $this->init(); |
|
| 320 | ||
| 321 | try { |
|
| 322 | $properties = $this->blobProxy->getBlobProperties($this->containerName, $key); |
|
| 323 | ||
| 324 | return $properties->getMetadata(); |
|
| 325 | } catch (ServiceException $e) { |
|
| 326 | $errorCode = $this->getErrorCodeFromServiceException($e); |
|
| 327 | ||
| 328 | throw new \RuntimeException(sprintf( |
|
| 329 | 'Failed to get metadata for blob "%s" in container "%s": %s (%s).', |
|
| 330 | $key, |
|
| 331 | $this->containerName, |
|
| 332 | $e->getErrorText(), |
|
| 333 | $errorCode |
|
| 334 | ), $e->getCode()); |
|
| 335 | } |
|
| 336 | } |
|
| 337 | ||
| 338 | /** |
|
| 339 | * Lazy initialization, automatically called when some method is called after construction. |
|
| 340 | */ |
|
| 341 | protected function init() |
|
| 342 | { |
|
| 343 | if ($this->blobProxy == null) { |
|
| 344 | $this->blobProxy = $this->blobProxyFactory->create(); |
|
| 345 | } |
|
| 346 | } |
|
| 347 | ||
| 348 | /** |
|
| 349 | * Throws a runtime exception if a give ServiceException derived from a "container not found" error. |
|
| 350 | * |
|
| 351 | * @param ServiceException $exception |
|
| 352 | * @param string $action |
|
| 353 | * |
|
| 354 | * @throws \RuntimeException |
|
| 355 | */ |
|
| 356 | protected function failIfContainerNotFound(ServiceException $exception, $action) |
|
| 357 | { |
|
| 358 | $errorCode = $this->getErrorCodeFromServiceException($exception); |
|
| 359 | ||
| 360 | if ($errorCode == self::ERROR_CONTAINER_NOT_FOUND) { |
|
| 361 | throw new \RuntimeException(sprintf( |
|
| 362 | 'Failed to %s: container "%s" not found.', |
|
| 363 | $action, |
|
| 364 | $this->containerName |
|
| 365 | ), $exception->getCode()); |
|
| 366 | } |
|
| 367 | } |
|
| 368 | ||
| 369 | /** |
|
| 370 | * Extracts the error code from a service exception. |
|
| 371 | * |
|
| 372 | * @param ServiceException $exception |
|
| 373 | * |
|
| 374 | * @return string |
|
| 375 | */ |
|
| 376 | protected function getErrorCodeFromServiceException(ServiceException $exception) |
|
| 377 | { |
|
| 378 | $xml = @simplexml_load_string($exception->getErrorReason()); |
|
| 379 | ||
| 380 | if ($xml && isset($xml->Code)) { |
|
| 381 | return (string) $xml->Code; |
|
| 382 | } |
|
| 383 | ||
| 384 | return $exception->getErrorReason(); |
|
| 385 | } |
|
| 386 | } |
|
| 387 | ||
