web-base/core/External/ZipStream/FileWriter.php

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2021-01-13 01:36:04 +01:00
<?php
/**
* Copyright (c) Borago 2019
*
* This software is provided 'as-is', without any express or implied
* warranty. In no event will the authors be held liable for any damages
* arising from the use of this software.
*
* Permission is granted to anyone to use this software for any purpose,
* including commercial applications, and to alter it and redistribute it
* freely, subject to the following restrictions:
*
* 1. The origin of this software must not be misrepresented; you must not
* claim that you wrote the original software. If you use this software
* in a product, an acknowledgment in the product documentation would be
* appreciated but is not required.
* 2. Altered source versions must be plainly marked as such, and must not be
* misrepresented as being the original software.
* 3. This notice may not be removed or altered from any source distribution.
**/
namespace External\ZipStream {
class FileWriter implements Writer {
private $offset = 0;
private $fileHandle = false;
public function __construct($filename) {
if (!empty($filename)) {
$this->open($filename);
}
}
public function __destruct() {
$this->close();
}
public function open($filename) {
$this->close();
$this->fileHandle = fopen($filename, 'wb');
}
public function write($data) {
$this->offset += strlen($data);
if ($this->fileHandle === false) {
throw new \Exception('No file opened.');
} else {
return fwrite($this->fileHandle, $data);
}
}
public function offset() {
return $this->offset;
}
public function close() {
if ($this->fileHandle !== false) {
fclose($this->fileHandle);
}
$this->fileHandle = false;
}
}
}