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<?php |
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namespace kalanis\kw_files\Processing\Storage\Files; |
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use kalanis\kw_files\FilesException; |
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use kalanis\kw_files\Interfaces; |
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use kalanis\kw_files\Traits\TCheckModes; |
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use kalanis\kw_files\Traits\TLang; |
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use kalanis\kw_paths\ArrayPath; |
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use kalanis\kw_paths\Extras\TPathTransform; |
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use kalanis\kw_storage\Interfaces\IStorage; |
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use kalanis\kw_storage\StorageException; |
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/** |
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* Class AFiles |
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* @package kalanis\kw_files\Processing\Storage\Files |
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* Process files in storages - deffer when you can access them directly or must be a middleman there |
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*/ |
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abstract class AFiles implements Interfaces\IProcessFiles |
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{ |
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use TCheckModes; |
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use TLang; |
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use TPathTransform; |
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protected IStorage $storage; |
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public function __construct(IStorage $storage, ?Interfaces\IFLTranslations $lang = null) |
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{ |
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$this->storage = $storage; |
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$this->setFlLang($lang); |
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} |
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public function saveFile(array $targetName, string $content, ?int $offset = null, int $mode = 0): bool |
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{ |
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$this->checkSupportedModes($mode); |
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$path = $this->getStorageSeparator() . $this->filledName($this->compactName($targetName, $this->getStorageSeparator())); |
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try { |
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$dstArr = new ArrayPath(); |
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$dstArr->setArray($targetName); |
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$tgt = $this->compactName($dstArr->getArrayDirectory(), $this->getStorageSeparator()); |
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if (!empty($tgt) && !$this->storage->exists($this->getStorageSeparator() . $tgt)) { |
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// parent dir |
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throw new FilesException($this->getFlLang()->flCannotSaveFile($path)); |
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} |
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$target = ''; |
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if (FILE_APPEND == $mode) { |
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if ($this->storage->exists($path)) { |
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$target = $this->storage->read($path); |
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} |
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} |
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if (!is_null($offset)) { |
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// put it somewhere, left the rest intact |
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$target = str_pad(substr($target, 0, $offset), $offset, "\0"); |
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return $this->storage->write($path, $target . $content); |
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} else { |
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return $this->storage->write($path, $content); |
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} |
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} catch (StorageException $ex) { |
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throw new FilesException($this->getFlLang()->flCannotSaveFile($path), $ex->getCode(), $ex); |
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} |
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} |
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public function readFile(array $entry, ?int $offset = null, ?int $length = null): string |
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{ |
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$path = $this->getStorageSeparator() . $this->filledName($this->compactName($entry, $this->getStorageSeparator())); |
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try { |
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$content = $this->storage->read($path); |
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// shit with substr... that needed undefined params was from some java dude?! |
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if (!is_null($length)) { |
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return mb_substr($content, intval($offset), $length); |
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} |
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if (!is_null($offset)) { |
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return mb_substr($content, $offset); |
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} |
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return $content; |
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} catch (StorageException $ex) { |
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throw new FilesException($this->getFlLang()->flCannotLoadFile($path), $ex->getCode(), $ex); |
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} |
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} |
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public function deleteFile(array $entry): bool |
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{ |
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$path = $this->getStorageSeparator() . $this->filledName($this->compactName($entry, $this->getStorageSeparator())); |
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try { |
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return $this->storage->remove($path); |
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} catch (StorageException $ex) { |
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throw new FilesException($this->getFlLang()->flCannotRemoveFile($path), $ex->getCode(), $ex); |
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} |
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} |
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protected function getStorageSeparator(): string |
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{ |
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return DIRECTORY_SEPARATOR; |
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} |
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protected function filledName(string $path): string |
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{ |
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$sepLen = mb_strlen($this->getStorageSeparator()); |
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$beginning = mb_substr($path, 0, $sepLen); |
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return ($this->getStorageSeparator() == $beginning) ? mb_substr($path, $sepLen) : $path; |
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} |
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} |
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alex-kalanis /
kw_files
