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<?php |
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namespace Win\File; |
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use Exception; |
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use const BASE_PATH; |
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/** |
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* Arquivos |
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* |
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*/ |
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class File extends DirectoryItem { |
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/** @var string[] */ |
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public static $validExtensions = ['jpg', 'jpeg', 'png', 'gif', 'svg', 'csv', 'doc', 'docx', 'odt', 'pdf', 'txt', 'md', 'mp3', 'wav', 'mpeg']; |
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const REGEXP_PATH = '@^(([a-z0-9._\-][\/]?))+$@'; |
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const REGEXP_NAME = '@^(([a-z0-9._\-]?))+$@'; |
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/** |
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* Instância um novo arquivo |
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* @param string $path Caminho relativo |
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*/ |
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public function __construct($path) { |
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$this->setPath($path); |
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} |
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/** |
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* @param string $path Caminho relativo |
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* @throws Exception |
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*/ |
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protected function setPath($path) { |
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if (!preg_match(static::REGEXP_PATH, $path)) { |
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throw new Exception($path . ' is a invalid directory path.'); |
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} |
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parent::setPath($path); |
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} |
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/** @return string */ |
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public function getName() { |
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return pathinfo($this->getAbsolutePath(), PATHINFO_FILENAME); |
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} |
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/** @return string */ |
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public function getExtension() { |
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return pathinfo($this->getAbsolutePath(), PATHINFO_EXTENSION); |
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} |
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/** @return string */ |
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public function toString() { |
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if ($this->getExtension()) { |
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return $this->getName() . '.' . $this->getExtension(); |
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} |
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return $this->getName(); |
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} |
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/** @return int|false */ |
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public function getSize() { |
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if ($this->exists()) { |
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$size = filesize($this->getAbsolutePath()); |
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} else { |
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$size = false; |
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} |
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return $size; |
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} |
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/** @return boolean */ |
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public function exists() { |
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return is_file($this->getAbsolutePath()); |
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} |
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/** |
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* Exclui o arquivo |
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* @return boolean |
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*/ |
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public function delete() { |
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return unlink($this->getAbsolutePath()); |
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} |
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/** |
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* Salva o conteúdo no arquivo |
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* @param string $content |
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* @param string $mode |
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* @return boolean |
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*/ |
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public function write($content, $mode = 'w') { |
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$return = false; |
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if (strlen($this->getName()) > 0) { |
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$this->getDirectory()->create(); |
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$fp = fopen($this->getAbsolutePath(), $mode); |
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if ($fp !== false) { |
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fwrite($fp, $content); |
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$return = fclose($fp); |
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} |
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} |
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return $return; |
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} |
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/** |
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* Retorna o conteúdo do arquivo |
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* @param string|false $content |
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*/ |
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public function read() { |
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$content = false; |
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if ($this->exists()) { |
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$content = file_get_contents($this->getAbsolutePath()); |
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} |
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return $content; |
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} |
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/** |
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* Renomeia o arquivo |
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* @param string $newName |
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* @return boolean |
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*/ |
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public function rename($newName) { |
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if (!preg_match(static::REGEXP_NAME, $newName)) { |
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throw new Exception($newName . ' is a invalid file name.'); |
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} |
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parent::rename($newName); |
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} |
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} |
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winframework /
winphp
