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File: application/modules/extensions/aws/GuzzleHttp/Psr7/LazyOpenStream.php

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File: application/modules/extensions/aws/GuzzleHttp/Psr7/LazyOpenStream.php
Role: Application script
Content type: text/plain
Description: Application script
Class: Pretty PHP S3 Files Manager
Web based interface to manage files in Amazon S3
Author: By
Last change:
Date: 8 years ago
Size: 880 bytes
 

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<?php
namespace GuzzleHttp\Psr7;

use
Psr\Http\Message\StreamInterface;

/**
 * Lazily reads or writes to a file that is opened only after an IO operation
 * take place on the stream.
 */
class LazyOpenStream implements StreamInterface
{
    use
StreamDecoratorTrait;

   
/** @var string File to open */
   
private $filename;

   
/** @var string $mode */
   
private $mode;

   
/**
     * @param string $filename File to lazily open
     * @param string $mode fopen mode to use when opening the stream
     */
   
public function __construct($filename, $mode)
    {
       
$this->filename = $filename;
       
$this->mode = $mode;
    }

   
/**
     * Creates the underlying stream lazily when required.
     *
     * @return StreamInterface
     */
   
protected function createStream()
    {
        return
stream_for(try_fopen($this->filename, $this->mode));
    }
}