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<?php |
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namespace kalanis\kw_storage\Access; |
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use kalanis\kw_storage\Interfaces; |
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use kalanis\kw_storage\Interfaces\IStorage; |
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use kalanis\kw_storage\Storage; |
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use kalanis\kw_storage\Storage\Key; |
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use kalanis\kw_storage\Storage\Target; |
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use kalanis\kw_storage\StorageException; |
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use kalanis\kw_storage\Traits\TLang; |
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use ReflectionClass; |
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use ReflectionException; |
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/** |
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* Class Factory |
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* @package kalanis\kw_storage\Access |
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* @todo Je to skladacka - klice + uloziste a to cele se nacpe libce; nevede tu statickou variantu |
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*/ |
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class Factory |
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{ |
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use TLang; |
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/** @var array<string|int, class-string> */ |
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protected $targetMap = [ |
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10 => Target\Memory::class, |
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20 => Target\Volume::class, |
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21 => Target\VolumeStream::class, |
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22 => Target\VolumeTargetFlat::class, |
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'mem' => Target\Memory::class, |
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'memory' => Target\Memory::class, |
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'vol' => Target\Volume::class, |
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'volume' => Target\Volume::class, |
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'volume::local' => Target\Volume::class, |
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'local' => Target\Volume::class, |
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'stream' => Target\VolumeStream::class, |
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'volume::stream' => Target\VolumeStream::class, |
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'volume::flat' => Target\VolumeTargetFlat::class, |
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]; |
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public function __construct(?Interfaces\IStTranslations $lang = null) |
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{ |
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$this->setStLang($lang); |
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} |
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/** |
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* @param array<string|int, string|int|float|object|bool|array<string|int|float|object>>|string|object|int|bool|null $params |
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* @throws StorageException |
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* @return IStorage |
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*/ |
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public function getStorage($params): IStorage |
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{ |
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$key = $target = null; |
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if (is_object($params)) { |
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// IStorage -> thru |
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// IKey -> select storage, return combination |
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// ITarget -> select key, return combination |
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if ($params instanceof IStorage) { |
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return $params; |
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} elseif ($params instanceof Interfaces\IKey) { |
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$key = $params; |
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$target = $this->targetByKey($key); |
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} elseif ($params instanceof Interfaces\ITarget) { |
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$target = $params; |
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$key = new Key\DefaultKey(); |
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} |
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22 |
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} elseif (is_string($params)) { |
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// string -> key as path prefix, target is always volume |
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$key = $this->whichKey(['storage_key' => $params]); |
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$target = new Target\Volume($this->getStLang()); |
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21 |
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} elseif (is_array($params)) { |
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// array -> params decide which storage library will be initialized |
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$key = $this->whichKey($params); |
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$target = $this->targetByKey($key, $params); |
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} |
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// int, bool, etc. -> exception |
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27 |
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if ($key && $target) { |
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23 |
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if ($target instanceof Interfaces\ITargetVolume) { |
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return new Storage\StorageDirs($key, $target); |
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} |
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return new Storage\Storage($key, $target); |
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} |
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throw new StorageException($this->getStLang()->stConfigurationUnavailable()); |
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} |
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/** |
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* @param Interfaces\IKey $key |
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* @param array<string|int, string|int|float|object|bool|array<string|int|float|object>> $params |
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* @throws StorageException |
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* @return Interfaces\ITarget |
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*/ |
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protected function targetByKey(Interfaces\IKey $key, array $params = []): Interfaces\ITarget |
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{ |
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try { |
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return $this->whichTarget($params); |
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} catch (StorageException $ex) { |
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// nothing found - use this |
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} |
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if ($key instanceof Key\ArrayKey) { |
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return new Target\VolumeStream($this->getStLang()); |
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} |
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if ($key instanceof Key\DirKey) { |
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return new Target\Volume($this->getStLang()); |
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} |
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if ($key instanceof Key\StaticPrefixKey) { |
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return new Target\Volume($this->getStLang()); |
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} |
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if ($key instanceof Key\DefaultKey) { |
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return new Target\Memory($this->getStLang()); |
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} |
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throw new StorageException($this->getStLang()->stConfigurationUnavailable()); |
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} |
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/** |
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* @param array<string|int, string|int|float|object|bool|array<string|int|float|object>> $params |
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* @throws StorageException |
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* @return Interfaces\IKey |
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*/ |
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protected function whichKey(array $params): Interfaces\IKey |
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{ |
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if (isset($params['storage_key'])) { |
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if (is_object($params['storage_key'])) { |
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if ($params['storage_key'] instanceof Interfaces\IKey) { |
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1 |
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return $params['storage_key']; |
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} |
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1 |
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throw new StorageException($this->getStLang()->stConfigurationUnavailable()); |
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} |
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if (is_array($params['storage_key'])) { |
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$separator = DIRECTORY_SEPARATOR; |
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if (isset($params['storage_delimiter'])) { |
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1 |
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$separator = strval($params['storage_delimiter']); |
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} |
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$strArr = array_map('strval', $params['storage_key']); |
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return new Key\ArrayKey($strArr, $separator); |
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} |
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3 |
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if (is_string($params['storage_key']) && ($pt = realpath($params['storage_key']))) { |
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return new Key\DirKey($pt . DIRECTORY_SEPARATOR); |
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} |
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} |
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1 |
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return new Key\DefaultKey(); |
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} |
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/** |
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* @param array<string|int, string|int|float|object|bool|array<string|int|float|object>> $params |
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* @throws StorageException |
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* @return Interfaces\ITarget |
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*/ |
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22 |
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protected function whichTarget(array $params): Interfaces\ITarget |
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{ |
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22 |
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if (isset($params['storage_target'])) { |
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12 |
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if (is_object($params['storage_target'])) { |
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2 |
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if ($params['storage_target'] instanceof Interfaces\ITarget) { |
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1 |
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return $params['storage_target']; |
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} |
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1 |
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throw new StorageException($this->getStLang()->stConfigurationUnavailable()); |
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} |
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10 |
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if (is_string($params['storage_target']) || is_int($params['storage_target'])) { |
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10 |
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if (isset($this->targetMap[$params['storage_target']])) { |
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try { |
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7 |
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$reflection = new ReflectionClass($this->targetMap[$params['storage_target']]); |
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6 |
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$class = $reflection->newInstance($this->getStLang()); |
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3 |
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} catch (ReflectionException $ex) { |
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throw new StorageException($ex->getMessage(), $ex->getCode(), $ex); |
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} |
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4 |
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if ($class instanceof Interfaces\ITarget) { |
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3 |
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return $class; |
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} else { |
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1 |
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throw new StorageException($this->getStLang()->stConfigurationUnavailable()); |
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} |
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} |
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} |
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} |
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throw new StorageException($this->getStLang()->stConfigurationUnavailable()); |
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} |
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} |
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alex-kalanis /
kw_storage
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