<?php
/*
* This file is part of SwiftMailer.
* (c) 2004-2009 Chris Corbyn
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
/**
* Writes data to a KeyCache using a stream.
*
* @author Chris Corbyn
*/
class Swift_KeyCache_SimpleKeyCacheInputStream implements Swift_KeyCache_KeyCacheInputStream
{
/** The KeyCache being written to */
private $_keyCache;
/** The nsKey of the KeyCache being written to */
private $_nsKey;
/** The itemKey of the KeyCache being written to */
private $_itemKey;
/** A stream to write through on each write() */
private $_writeThrough = null;
/**
* Set the KeyCache to wrap.
*
* @param Swift_KeyCache $keyCache
*/
public function setKeyCache(Swift_KeyCache $keyCache)
{
$this->_keyCache = $keyCache;
}
/**
* Specify a stream to write through for each write().
*
* @param Swift_InputByteStream $is
*/
public function setWriteThroughStream(Swift_InputByteStream $is)
{
$this->_writeThrough = $is;
}
/**
* Writes $bytes to the end of the stream.
*
* @param string $bytes
* @param Swift_InputByteStream $is optional
*/
public function write($bytes, Swift_InputByteStream $is = null)
{
$this->_keyCache->setString(
$this->_nsKey, $this->_itemKey, $bytes, Swift_KeyCache::MODE_APPEND
);
if (isset($is)) {
$is->write($bytes);
}
if (isset($this->_writeThrough)) {
$this->_writeThrough->write($bytes);
}
}
/**
* Not used.
*/
public function commit()
{
}
/**
* Not used.
*/
public function bind(Swift_InputByteStream $is)
{
}
/**
* Not used.
*/
public function unbind(Swift_InputByteStream $is)
{
}
/**
* Flush the contents of the stream (empty it) and set the internal pointer
* to the beginning.
*/
public function flushBuffers()
{
$this->_keyCache->clearKey($this->_nsKey, $this->_itemKey);
}
/**
* Set the nsKey which will be written to.
*
* @param string $nsKey
*/
public function setNsKey($nsKey)
{
$this->_nsKey = $nsKey;
}
/**
* Set the itemKey which will be written to.
*
* @param string $itemKey
*/
public function setItemKey($itemKey)
{
$this->_itemKey = $itemKey;
}
/**
* Any implementation should be cloneable, allowing the clone to access a
* separate $nsKey and $itemKey.
*/
public function __clone()
{
$this->_writeThrough = null;
}
}