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<?php |
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namespace Hgraca\FileSystem; |
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use Hgraca\Helper\StringHelper; |
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class InMemoryFileSystem extends FileSystemAbstract |
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{ |
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const DIR_DISCRIMINATOR = 'dir'; |
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const LINK_DISCRIMINATOR = 'link'; |
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const FILE_DISCRIMINATOR = 'file'; |
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const KEY_TYPE = 'type'; |
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const KEY_CONTENT = 'content'; |
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const KEY_CREATION_TIME = 'creation_time'; |
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/** @var array */ |
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private $fileSystem = []; |
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protected function dirExistsRaw(string $path): bool |
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{ |
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return array_key_exists( |
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$path, |
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$this->fileSystem |
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) && $this->fileSystem[$path][self::KEY_TYPE] === self::DIR_DISCRIMINATOR; |
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} |
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protected function linkExistsRaw(string $path): bool |
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{ |
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return array_key_exists( |
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$path, |
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$this->fileSystem |
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) && $this->fileSystem[$path][self::KEY_TYPE] === self::LINK_DISCRIMINATOR; |
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} |
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protected function fileExistsRaw(string $path): bool |
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{ |
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return array_key_exists( |
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$path, |
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$this->fileSystem |
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) && $this->fileSystem[$path][self::KEY_TYPE] === self::FILE_DISCRIMINATOR; |
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} |
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protected function getFileCreationTimestampRaw(string $path): int |
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{ |
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return $this->fileSystem[$path][self::KEY_CREATION_TIME]; |
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} |
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protected function readFileRaw(string $path): string |
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{ |
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return $this->fileSystem[$path][self::KEY_CONTENT]; |
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} |
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protected function writeFileRaw(string $path, string $content) |
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{ |
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$this->fileSystem[$path] = [ |
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self::KEY_TYPE => self::FILE_DISCRIMINATOR, |
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self::KEY_CONTENT => $content, |
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self::KEY_CREATION_TIME => time(), |
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]; |
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} |
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protected function copyFileRaw(string $sourcePath, string $destinationPath) |
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{ |
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$this->writeFileRaw($destinationPath, $this->readFileRaw($sourcePath)); |
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} |
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protected function deleteFileRaw(string $path) |
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{ |
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unset($this->fileSystem[$path]); |
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} |
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protected function createLinkRaw(string $path, string $targetPath) |
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{ |
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$this->fileSystem[$path] = [ |
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self::KEY_TYPE => self::LINK_DISCRIMINATOR, |
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self::KEY_CONTENT => $targetPath, |
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]; |
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} |
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protected function getLinkTargetRaw(string $path): string |
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{ |
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return $this->fileSystem[$path][self::KEY_CONTENT]; |
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} |
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protected function createDirRaw(string $path) |
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{ |
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$this->fileSystem[$path] = [ |
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self::KEY_TYPE => self::DIR_DISCRIMINATOR, |
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]; |
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} |
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protected function deleteDirRaw(string $path) |
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{ |
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foreach ($this->fileSystem as $existingPath => $content) { |
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if (StringHelper::hasBeginning($path, $existingPath)) { |
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unset($this->fileSystem[$existingPath]); |
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} |
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} |
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} |
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/** |
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* @return string[] The array with the file and dir names |
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*/ |
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protected function readDirRaw(string $path): array |
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{ |
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$dirContent = []; |
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foreach ($this->fileSystem as $existingPath => $content) { |
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if (StringHelper::hasBeginning($path, $existingPath)) { |
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$dirContent[] = current( |
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explode(DIRECTORY_SEPARATOR, StringHelper::removeFromBeginning($path, $existingPath), 2) |
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); |
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} |
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} |
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return array_values( |
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array_filter( |
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array_unique($dirContent), |
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function ($v) { |
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return $v !== ''; |
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}, |
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ARRAY_FILTER_USE_BOTH |
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) |
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); |
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} |
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} |
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hgraca /
php-file-system
