%PDF-
%PDF-
Mini Shell
Mini Shell
<?php
/*
* This file is part of the ManageWP Worker plugin.
*
* (c) ManageWP LLC <contact@managewp.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
/**
* Lazily open file stream for reading and close it when EOF is reached.
*/
class MWP_Stream_LazyFile implements MWP_Stream_Interface
{
/**
* @var MWP_Stream_Interface
*/
private $stream = null;
/**
* @var mixed
*/
private $realPath;
/**
* @var bool
*/
private $initialized = false;
public function __construct($realPath)
{
$this->realPath = $realPath;
}
/**
* {@inheritdoc}
*/
public function close()
{
if ($this->stream !== null) {
$this->stream->close();
}
}
/**
* {@inheritdoc}
*/
public function tell()
{
if (!$this->initialized) {
return 0;
}
return $this->stream !== null ? $this->stream->tell() : false;
}
/**
* {@inheritdoc}
*/
public function isSeekable()
{
$this->initialize();
return $this->stream !== null ? $this->stream->isSeekable() : false;
}
/**
* {@inheritdoc}
*/
public function seek($offset, $whence = SEEK_SET)
{
$this->initialize();
return $this->stream !== null ? $this->stream->seek($offset, $whence) : false;
}
/**
* {@inheritdoc}
*/
public function eof()
{
$this->initialize();
return $this->stream !== null ? $this->stream->eof() : true;
}
/**
* {@inheritdoc}
*/
public function read($length)
{
$this->initialize();
if ($this->stream === null) {
return null;
}
$data = $this->stream->read($length);
if ($this->eof()) {
$this->close();
}
return $data;
}
public function __toString()
{
$buffer = '';
while (!$this->eof()) {
$buffer .= $this->read(1048576);
}
return $buffer;
}
private function initialize()
{
if ($this->initialized === false) {
if (file_exists($this->realPath)) {
$handle = @fopen($this->realPath, "rb");
if ($handle !== false) {
$this->stream = MWP_Stream_Stream::factory($handle);
}
}
$this->initialized = true;
}
}
}
Zerion Mini Shell 1.0