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<?php |
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namespace Sulao\Flysystem\BaiduBos; |
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use Exception; |
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use League\Flysystem\Adapter\AbstractAdapter; |
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use League\Flysystem\Config; |
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use League\Flysystem\Util; |
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use Sulao\BaiduBos\Client; |
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class BaiduBosAdapter extends AbstractAdapter |
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{ |
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/** |
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* @var Client |
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*/ |
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protected $client; |
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/** |
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* BaiduBosAdapter constructor. |
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* |
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* @param Client $client |
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*/ |
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public function __construct(Client $client) |
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{ |
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$this->client = $client; |
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} |
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/** |
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* @return Client |
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*/ |
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public function getClient() |
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{ |
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return $this->client; |
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} |
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/** |
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* Write a new file. |
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* |
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* @param string $path |
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* @param string $contents |
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* @param Config $config Config object |
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* |
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* @return array|false false on failure file meta data on success |
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*/ |
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public function write($path, $contents, Config $config) |
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{ |
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try { |
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$this->client |
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->putObject($path, $contents, $this->extractOptions($config)); |
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} catch (Exception $exception) { |
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return false; |
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} |
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return $this->client->getObjectMeta($path); |
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} |
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/** |
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* Write a new file using a stream. |
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* |
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* @param string $path |
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* @param resource $resource |
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* @param Config $config Config object |
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* |
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* @return array|false false on failure file meta data on success |
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*/ |
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public function writeStream($path, $resource, Config $config) |
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{ |
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return $this->write($path, stream_get_contents($resource), $config); |
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} |
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/** |
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* Update a file. |
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* |
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* @param string $path |
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* @param string $contents |
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* @param Config $config Config object |
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* |
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* @return array|false false on failure file meta data on success |
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*/ |
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public function update($path, $contents, Config $config) |
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{ |
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return $this->write($path, $contents, $config); |
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} |
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/** |
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* Update a file using a stream. |
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* |
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* @param string $path |
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* @param resource $resource |
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* @param Config $config Config object |
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* |
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* @return array|false false on failure file meta data on success |
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*/ |
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public function updateStream($path, $resource, Config $config) |
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{ |
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return $this->writeStream($path, $resource, $config); |
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} |
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/** |
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* Rename a file. |
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* |
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* @param string $path |
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* @param string $newPath |
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* |
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* @return bool |
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*/ |
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public function rename($path, $newPath) |
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{ |
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try { |
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$this->client->copyObject($path, $newPath); |
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$this->client->deleteObject($path); |
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} catch (Exception $exception) { |
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return false; |
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} |
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return true; |
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} |
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/** |
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* Copy a file. |
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* |
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* @param string $path |
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* @param string $newPath |
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* |
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* @return bool |
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*/ |
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public function copy($path, $newPath) |
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{ |
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try { |
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$this->client->copyObject($path, $newPath); |
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} catch (Exception $exception) { |
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return false; |
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} |
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return true; |
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} |
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/** |
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* Delete a file. |
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* |
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* @param string $path |
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* |
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* @return bool |
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*/ |
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public function delete($path) |
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{ |
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try { |
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$this->client->deleteObject($path); |
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} catch (Exception $exception) { |
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return false; |
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} |
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return true; |
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} |
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/** |
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* Delete a directory. |
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* |
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* @param string $dirname |
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* |
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* @return bool |
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*/ |
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public function deleteDir($dirname) |
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{ |
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try { |
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$this->client->deleteObject(rtrim($dirname, '/') . '/'); |
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} catch (Exception $exception) { |
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return false; |
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} |
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return true; |
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} |
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/** |
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* Create a directory. |
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* |
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* @param string $dirname directory name |
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* @param Config $config |
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* |
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* @return bool |
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*/ |
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public function createDir($dirname, Config $config) |
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{ |
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try { |
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$this->client->putObject( |
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rtrim($dirname, '/') . '/', |
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'', |
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$this->extractOptions($config) |
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); |
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} catch (Exception $exception) { |
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return false; |
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} |
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return true; |
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} |
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/** |
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* Check whether a file exists. |
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* |
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* @param string $path |
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* |
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* @return bool |
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*/ |
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public function has($path) |
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{ |
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try { |
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$this->client->getObjectMeta($path); |
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} catch (Exception $exception) { |
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return false; |
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} |
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return true; |
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} |
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/** |
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* Read a file. |
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* |
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* @param string $path |
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* |
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* @return array|false |
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*/ |
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public function read($path) |
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{ |
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try { |
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$contents = $this->client->getObject($path); |
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} catch (Exception $exception) { |
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return false; |
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} |
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return compact('path', 'contents'); |
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} |
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/** |
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* Read a file as a stream. |
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* |
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* @param string $path |
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* |
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* @return array|false |
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*/ |
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public function readStream($path) |
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{ |
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$result = $this->read($path); |
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if ($result === false) { |
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return false; |
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} |
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$stream = fopen('php://temp', 'w+b'); |
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fputs($stream, $result['contents']); |
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rewind($stream); |
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return compact('path', 'stream'); |
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} |
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/** |
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* List contents of a directory. |
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* |
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* @param string $directory |
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* @param bool $recursive |
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* |
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* @return array |
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*/ |
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public function listContents($directory = '', $recursive = false) |
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{ |
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$options = []; |
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if (!$recursive) { |
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$options['query']['delimiter'] = '/'; |
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} |
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$directory = trim($directory, '/'); |
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if ($directory !== '') { |
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$directory .= '/'; |
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$options['query']['prefix'] = $directory; |
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} |
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$result = $this->client->listObjects($options); |
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$contents = []; |
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foreach ($result['contents'] as $row) { |
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if ($row['key'] === $directory) { |
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continue; |
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} |
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284
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$contents[] = $this->normalizeContent($row); |
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} |
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287
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return $contents; |
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} |
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290
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/** |
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* Get all the meta data of a file or directory. |
292
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* |
293
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* @param string $path |
294
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* |
295
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* @return array|false |
296
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*/ |
297
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public function getMetadata($path) |
298
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{ |
299
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try { |
300
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$meta = $this->client->getObjectMeta($path); |
301
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} catch (Exception $exception) { |
302
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return false; |
303
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} |
304
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305
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return $this->normalizeMeta($meta, $path); |
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} |
307
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308
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/** |
309
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* Get the size of a file. |
310
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* |
311
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* @param string $path |
312
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* |
313
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* @return array|false |
314
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*/ |
315
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public function getSize($path) |
316
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{ |
317
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return $this->getMetadata($path); |
318
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} |
319
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|
320
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/** |
321
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* Get the mime-type of a file. |
322
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* |
323
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* @param string $path |
324
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* |
325
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* @return array|false |
326
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*/ |
327
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public function getMimeType($path) |
328
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{ |
329
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return $this->getMetadata($path); |
330
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} |
331
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|
332
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/** |
333
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* Get the timestamp of a file. |
334
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* |
335
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* @param string $path |
336
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* |
337
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* @return array|false |
338
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*/ |
339
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public function getTimestamp($path) |
340
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{ |
341
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return $this->getMetadata($path); |
342
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} |
343
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|
344
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/** |
345
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* Get the visibility of a file. |
346
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|
* |
347
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* @param string $path |
348
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* |
349
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* @return array|false |
350
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*/ |
351
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public function getVisibility($path) |
352
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{ |
353
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$acl = $this->getObjectAcl($path); |
354
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if ($acl === false) { |
355
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return false; |
356
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} |
357
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|
|
|
358
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|
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$permissions = $this->extractPermissions($acl); |
359
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|
360
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if (in_array('READ', $permissions)) { |
361
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$visibility = 'public-read'; |
362
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|
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} else { |
363
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$visibility = 'private'; |
364
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} |
365
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|
|
|
366
|
|
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return compact('path', 'visibility'); |
367
|
|
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} |
368
|
|
|
|
369
|
|
|
/** |
370
|
|
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* Set the visibility for a file. |
371
|
|
|
* |
372
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|
|
* @param string $path |
373
|
|
|
* @param string $visibility |
374
|
|
|
* |
375
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* @return array|false file meta data |
376
|
|
|
*/ |
377
|
|
|
public function setVisibility($path, $visibility) |
378
|
|
|
{ |
379
|
|
|
try { |
380
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|
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$this->client->putObjectAcl($path, $visibility); |
381
|
|
|
} catch (Exception $exception) { |
382
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|
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return false; |
383
|
|
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} |
384
|
|
|
|
385
|
|
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return compact('path', 'visibility'); |
386
|
|
|
} |
387
|
|
|
|
388
|
|
|
/** |
389
|
|
|
* Extract options from config |
390
|
|
|
* |
391
|
|
|
* @param Config $config |
392
|
|
|
* |
393
|
|
|
* @return array |
394
|
|
|
*/ |
395
|
|
|
protected function extractOptions(Config $config) |
396
|
|
|
{ |
397
|
|
|
$options = []; |
398
|
|
|
|
399
|
|
|
foreach (['headers', 'query', 'body', 'request', 'authorize'] as $key) { |
400
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|
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if ($config->has($key)) { |
401
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|
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$options[$key] = $config->get($key); |
402
|
|
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} |
403
|
|
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} |
404
|
|
|
|
405
|
|
|
return $options; |
406
|
|
|
} |
407
|
|
|
|
408
|
|
|
/** |
409
|
|
|
* Normalize the object meta array. |
410
|
|
|
* |
411
|
|
|
* @param array $meta |
412
|
|
|
* @param string $path |
413
|
|
|
* |
414
|
|
|
* @return array |
415
|
|
|
*/ |
416
|
|
|
protected function normalizeMeta(array $meta, $path) |
417
|
|
|
{ |
418
|
|
|
$result = Util::pathinfo($path); |
419
|
|
|
|
420
|
|
|
if (isset($meta['Last-Modified'])) { |
421
|
|
|
$result['timestamp'] = strtotime($meta['Last-Modified']); |
422
|
|
|
} |
423
|
|
|
|
424
|
|
|
return array_merge($result, Util::map($meta, [ |
425
|
|
|
'Content-Length' => 'size', |
426
|
|
|
'Content-Type' => 'mimetype', |
427
|
|
|
]), ['type' => 'file']); |
428
|
|
|
} |
429
|
|
|
|
430
|
|
|
/** |
431
|
|
|
* Normalize the content from list contents of dir. |
432
|
|
|
* |
433
|
|
|
* @param array $content |
434
|
|
|
* |
435
|
|
|
* @return array |
436
|
|
|
*/ |
437
|
|
|
protected function normalizeContent(array $content) |
438
|
|
|
{ |
439
|
|
|
$return = []; |
440
|
|
|
|
441
|
|
|
if (substr($content['key'], -1) === '/') { |
442
|
|
|
$return['type'] = 'dir'; |
443
|
|
|
$return['path'] = rtrim($content['key'], '/'); |
444
|
|
|
} else { |
445
|
|
|
$return['type'] = 'file'; |
446
|
|
|
$return['path'] = $content['key']; |
447
|
|
|
$return['size'] = $content['size']; |
448
|
|
|
} |
449
|
|
|
|
450
|
|
|
$return['timestamp'] = strtotime($content['lastModified']); |
451
|
|
|
|
452
|
|
|
return $return + Util::pathinfo($content['key']); |
453
|
|
|
} |
454
|
|
|
|
455
|
|
|
/** |
456
|
|
|
* Get object acl, if not set, return bucket acl |
457
|
|
|
* |
458
|
|
|
* @param $path |
459
|
|
|
* |
460
|
|
|
* @return array|false |
461
|
|
|
*/ |
462
|
|
|
protected function getObjectAcl($path) |
463
|
|
|
{ |
464
|
|
|
try { |
465
|
|
|
$result = $this->client->getObjectAcl($path); |
466
|
|
|
return $result['accessControlList']; |
467
|
|
|
} catch (Exception $exception) { |
468
|
|
|
if ($exception->getCode() == 404) { |
469
|
|
|
return $this->getBucketAcl(); |
470
|
|
|
} |
471
|
|
|
} |
472
|
|
|
|
473
|
|
|
return false; |
474
|
|
|
} |
475
|
|
|
|
476
|
|
|
/** |
477
|
|
|
* Get bucket acl |
478
|
|
|
* |
479
|
|
|
* @return array|false |
480
|
|
|
*/ |
481
|
|
|
protected function getBucketAcl() |
482
|
|
|
{ |
483
|
|
|
try { |
484
|
|
|
$result = $this->client->getBucketAcl(); |
485
|
|
|
} catch (Exception $exception) { |
486
|
|
|
return false; |
487
|
|
|
} |
488
|
|
|
|
489
|
|
|
return $result['accessControlList']; |
490
|
|
|
} |
491
|
|
|
|
492
|
|
|
/** |
493
|
|
|
* Extract permissions from acl |
494
|
|
|
* |
495
|
|
|
* @param array $acl |
496
|
|
|
* |
497
|
|
|
* @return array |
498
|
|
|
*/ |
499
|
|
|
protected function extractPermissions(array $acl) |
500
|
|
|
{ |
501
|
|
|
$permissions = []; |
502
|
|
|
foreach ($acl as $row) { |
503
|
|
|
$ids = array_column($row['grantee'], 'id'); |
504
|
|
|
if (in_array('*', $ids)) { |
505
|
|
|
$permissions = $row['permission']; |
506
|
|
|
break; |
507
|
|
|
} |
508
|
|
|
} |
509
|
|
|
|
510
|
|
|
return $permissions; |
511
|
|
|
} |
512
|
|
|
} |
513
|
|
|
|
In the issue above, the returned value is violating the contract defined by the mentioned interface.
Let's take a look at an example: