aboutsummaryrefslogtreecommitdiff
path: root/External/swiftmailer/lib/classes/Swift/StreamFilter.php
blob: 6c262ce3a30449d1effe7781f319142334cfc18b (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
<?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.
 */

/**
 * Processes bytes as they pass through a stream and performs filtering.
 * @package Swift
 * @author Chris Corbyn
 */
interface Swift_StreamFilter
{
  
  /**
   * Based on the buffer given, this returns true if more buffering is needed.
   * @param mixed $buffer
   * @return boolean
   */
  public function shouldBuffer($buffer);
  
  /**
   * Filters $buffer and returns the changes.
   * @param mixed $buffer
   * @return mixed
   */
  public function filter($buffer);
  
}