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<?php |
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namespace kalanis\UploadPerPartes\Target\Local\TemporaryStorage\Storage; |
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use kalanis\kw_files\FilesException; |
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use kalanis\kw_files\Traits\TToStream; |
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use kalanis\kw_storage\Interfaces\IStorage; |
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use kalanis\kw_storage\StorageException; |
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use kalanis\UploadPerPartes\Interfaces\ITemporaryStorage; |
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use kalanis\UploadPerPartes\Interfaces\IUppTranslations; |
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use kalanis\UploadPerPartes\Traits\TLang; |
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use kalanis\UploadPerPartes\UploadException; |
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/** |
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* Class Storage |
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* @package kalanis\UploadPerPartes\Target\Local\TemporaryStorage\Storage |
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* Storing driving file data in simple storage represented by kw_storage package |
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*/ |
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class Storage implements ITemporaryStorage |
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{ |
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use TLang; |
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use TToStream; |
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protected IStorage $storage; |
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protected string $keyPrefix = ''; |
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public function __construct(IStorage $storage, string $keyPrefix = '', IUppTranslations $lang = null) |
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{ |
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$this->storage = $storage; |
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$this->keyPrefix = $keyPrefix; |
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$this->setUppLang($lang); |
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} |
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public function exists(string $path): bool |
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{ |
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try { |
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return $this->storage->exists($this->fullPath($path)); |
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} catch (StorageException $ex) { |
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throw new UploadException($ex->getMessage(), $ex->getCode(), $ex); |
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} |
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} |
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public function readData(string $path, ?int $fromByte, ?int $length): string |
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{ |
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try { |
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$fullPath = $this->fullPath($path); |
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$current = $this->storage->exists($fullPath) ? $this->storage->read($fullPath) : ''; |
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return is_null($length) |
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? substr($current, intval($fromByte)) |
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: substr($current, intval($fromByte), $length) |
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; |
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} catch (StorageException $ex) { |
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throw new UploadException($ex->getMessage(), $ex->getCode(), $ex); |
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} |
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} |
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public function truncate(string $path, int $fromByte): bool |
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{ |
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try { |
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$fullPath = $this->fullPath($path); |
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$current = $this->storage->exists($fullPath) ? $this->storage->read($fullPath) : ''; |
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return $this->storage->write($fullPath, substr($current, 0, $fromByte)); |
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} catch (StorageException $ex) { |
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throw new UploadException($ex->getMessage(), $ex->getCode(), $ex); |
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} |
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} |
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public function append(string $path, string $content): bool |
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{ |
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try { |
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$fullPath = $this->fullPath($path); |
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$current = $this->storage->exists($fullPath) ? $this->storage->read($fullPath) : ''; |
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return $this->storage->write($fullPath, $current . $content); |
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} catch (StorageException $ex) { |
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throw new UploadException($ex->getMessage(), $ex->getCode(), $ex); |
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} |
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} |
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public function readStream(string $path) |
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{ |
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try { |
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$fullPath = $this->fullPath($path); |
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$current = $this->storage->exists($fullPath) ? $this->storage->read($fullPath) : ''; |
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return $this->toStream($path, $current); |
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} catch (FilesException | StorageException $ex) { |
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throw new UploadException($ex->getMessage(), $ex->getCode(), $ex); |
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} |
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} |
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public function remove(string $key): bool |
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{ |
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try { |
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return $this->storage->remove($this->fullPath($key)); |
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} catch (StorageException $ex) { |
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throw new UploadException($ex->getMessage(), $ex->getCode(), $ex); |
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} |
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} |
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protected function fullPath(string $path): string |
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{ |
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return $this->keyPrefix . $path; |
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} |
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} |
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alex-kalanis /
upload-per-partes
