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<?php |
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namespace HexMakina\LocalFS; |
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class File extends FileSystem |
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{ |
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private $filepath = null; |
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private $mode = null; |
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private $size_in_bytes = null; |
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private $pointer = null; |
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private static $modes_require_existing_file = ['r', 'r+']; |
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// private static $modes_create_unexisting_file = ['w', 'w+', 'a', 'a+', 'c', 'c+']; |
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// private static $modes_require_unexisting_file = ['x', 'x+']; |
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public function __construct($path_to_file, $mode = 'r') |
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{ |
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if (!FileSystem::exists($path_to_file) && self::requires_existing_file($mode)) { |
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throw new \Exception('FILE_MUST_ALREADY_EXIST ('.$this->filepath().', '.$this->mode.')'); |
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} |
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$this->filepath = new FilePath($path_to_file); |
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$this->mode = $mode; |
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} |
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public function open() |
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{ |
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$this->pointer = fopen($this->filepath, $this->mode); |
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if ($this->pointer === false) { |
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throw new \Exception('FILE_OPEN_FAILURE ('.$this->filepath().', '.$this->mode.')'); |
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} |
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return $this->pointer; |
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} |
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public function pointer() |
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{ |
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return $this->pointer ?? $this->open(); |
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} |
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public function close() |
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{ |
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if (!is_resource($this->pointer)) { |
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return true; |
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} |
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if (fclose($this->pointer) === false) { |
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throw new \Exception('FILE_CLOSE_FAILURE ('.$this->filepath().', '.$this->mode.')'); |
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} |
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return true; |
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} |
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public function array() |
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{ |
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return file($this->filepath); |
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} |
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public function set_content($content) |
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{ |
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if (is_writable($this->filepath) !== true && self::requires_existing_file($this->mode)) { |
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throw new \Exception('FILE_IS_NOT_WRITABLE ('.$this->filepath().', '.$this->mode.')'); |
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} |
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$this->open(); |
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if (fwrite($this->pointer, $content) === false) { |
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throw new \Exception('FILE_WRITE_FAILURE ('.$this->filepath().', '.$this->mode.')'); |
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} |
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$this->close(); |
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} |
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public function filepath() |
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{ |
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return $this->filepath; |
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} |
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public function has_mime() |
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{ |
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return mime_content_type($this->filepath()); // Returns the content type in MIME format, like text/plain or application/octet-stream, or FALSE on failure. |
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} |
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public function size() |
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{ |
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$res = $this->size_in_bytes; |
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if (is_null($res) && ($res = filesize("$this->filepath")) !== false) { |
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$this->size_in_bytes = $res; |
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} |
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return $res; |
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} |
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private static function requires_existing_file($mode) |
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{ |
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return in_array($mode, self::$modes_require_existing_file); |
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} |
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} |
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HexMakina /
LocalFS
