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<?php |
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namespace OrangeJuice\Flysystem\WebDAV; |
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use League\Flysystem\Adapter\AbstractAdapter; |
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use League\Flysystem\Adapter\Polyfill\NotSupportingVisibilityTrait; |
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use League\Flysystem\Adapter\Polyfill\StreamedCopyTrait; |
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use League\Flysystem\Adapter\Polyfill\StreamedTrait; |
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use League\Flysystem\Config; |
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use League\Flysystem\Util; |
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use LogicException; |
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use Sabre\DAV\Client; |
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use Sabre\DAV\Exception; |
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use Sabre\DAV\Exception\NotFound; |
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class WebDAVAdapter extends AbstractAdapter |
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{ |
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use StreamedTrait; |
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use StreamedCopyTrait; |
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use NotSupportingVisibilityTrait; |
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/** |
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* @var array |
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*/ |
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protected static $resultMap = [ |
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'{DAV:}getcontentlength' => 'size', |
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'{DAV:}getcontenttype' => 'mimetype', |
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'content-length' => 'size', |
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'content-type' => 'mimetype', |
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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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* Constructor. |
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* |
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* @param Client $client |
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* @param string $prefix |
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*/ |
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public function __construct(Client $client, $prefix = null) |
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{ |
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$this->client = $client; |
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$this->setPathPrefix($prefix); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getMetadata($path) |
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{ |
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$location = $this->applyPathPrefix($path); |
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try { |
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$result = $this->client->propFind($location, [ |
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'{DAV:}displayname', |
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'{DAV:}getcontentlength', |
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'{DAV:}getcontenttype', |
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'{DAV:}getlastmodified', |
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]); |
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return $this->normalizeObject($result, $path); |
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} catch (Exception $e) { |
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return false; |
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} |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function has($path) |
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{ |
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$location = $this->applyPathPrefix($path); |
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try { |
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$response = $this->client->request('HEAD', $location); |
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return $response['statusCode'] === 200; |
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} catch (Exception $e) { |
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return false; |
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} |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function read($path) |
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{ |
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$location = $this->applyPathPrefix($path); |
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try { |
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$response = $this->client->request('GET', $location); |
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if ($response['statusCode'] !== 200) { |
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return false; |
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} |
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return array_merge([ |
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'contents' => $response['body'], |
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'timestamp' => strtotime(is_array($response['headers']['last-modified']) |
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? current($response['headers']['last-modified']) |
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: $response['headers']['last-modified']), |
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'path' => $path, |
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], Util::map($response['headers'], static::$resultMap)); |
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} catch (Exception $e) { |
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return false; |
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} |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function write($path, $contents, Config $config) |
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{ |
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$location = $this->applyPathPrefix($path); |
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$res = $this->client->request('PUT', $location, $contents); |
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$result = compact('path', 'contents'); |
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if ($config->get('visibility')) { |
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throw new LogicException(__CLASS__.' does not support visibility settings.'); |
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} |
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return $result; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function update($path, $contents, Config $config) |
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{ |
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return $this->write($path, $contents, $config); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function rename($path, $newpath) |
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{ |
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$location = $this->applyPathPrefix($path); |
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$newLocation = $this->applyPathPrefix($newpath); |
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try { |
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$response = $this->client->request('MOVE', '/'.ltrim($location, '/'), null, [ |
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'Destination' => '/'.ltrim($newLocation, '/'), |
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]); |
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if ($response['statusCode'] >= 200 && $response['statusCode'] < 300) { |
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return true; |
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} |
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} catch (NotFound $e) { |
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// Would have returned false here, but would be redundant |
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} |
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return false; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function delete($path) |
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{ |
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$location = $this->applyPathPrefix($path); |
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try { |
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$this->client->request('DELETE', $location); |
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return true; |
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} catch (NotFound $e) { |
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return false; |
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} |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function createDir($path, Config $config) |
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{ |
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$location = $this->applyPathPrefix($path); |
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$response = $this->client->request('MKCOL', $location); |
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if ($response['statusCode'] !== 201) { |
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return false; |
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} |
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return compact('path') + ['type' => 'dir']; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function deleteDir($dirname) |
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{ |
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return $this->delete($dirname); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function listContents($directory = '', $recursive = false) |
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{ |
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$location = $this->applyPathPrefix($directory); |
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$response = $this->client->propFind($location, [ |
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'{DAV:}displayname', |
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'{DAV:}getcontentlength', |
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'{DAV:}getcontenttype', |
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'{DAV:}getlastmodified', |
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], 1); |
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array_shift($response); |
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$result = []; |
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foreach ($response as $path => $object) { |
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$path = $this->removePathPrefix($path); |
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$object = $this->normalizeObject($object, $path); |
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$result[] = $object; |
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if ($recursive && $object['type'] === 'dir') { |
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$result = array_merge($result, $this->listContents($object['path'], true)); |
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} |
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} |
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return $result; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getSize($path) |
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{ |
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return $this->getMetadata($path); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getTimestamp($path) |
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{ |
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return $this->getMetadata($path); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getMimetype($path) |
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{ |
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return $this->getMetadata($path); |
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} |
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/** |
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* Normalise a WebDAV repsonse object. |
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* |
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* @param array $object |
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* @param string $path |
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* |
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* @return array |
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*/ |
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protected function normalizeObject(array $object, $path) |
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{ |
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if (! isset($object['{DAV:}getcontentlength'])) { |
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return ['type' => 'dir', 'path' => trim($path, '/')]; |
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} |
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$result = Util::map($object, static::$resultMap); |
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if (isset($object['{DAV:}getlastmodified'])) { |
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$result['timestamp'] = strtotime($object['{DAV:}getlastmodified']); |
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} |
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$result['type'] = 'file'; |
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$result['path'] = trim($path, '/'); |
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return $result; |
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} |
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} |
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This check looks for variable assignements that are either overwritten by other assignments or where the variable is not used subsequently.
Both the
$myVar
assignment in line 1 and the$higher
assignment in line 2 are dead. The first because$myVar
is never used and the second because$higher
is always overwritten for every possible time line.