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-rw-r--r--inc/3rdparty/simplepie/SimplePie/Cache/Memcache.php118
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diff --git a/inc/3rdparty/simplepie/SimplePie/Cache/Memcache.php b/inc/3rdparty/simplepie/SimplePie/Cache/Memcache.php
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--- a/inc/3rdparty/simplepie/SimplePie/Cache/Memcache.php
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1<?php
2/**
3 * SimplePie
4 *
5 * A PHP-Based RSS and Atom Feed Framework.
6 * Takes the hard work out of managing a complete RSS/Atom solution.
7 *
8 * Copyright (c) 2004-2009, Ryan Parman, Geoffrey Sneddon, Ryan McCue, and contributors
9 * All rights reserved.
10 *
11 * Redistribution and use in source and binary forms, with or without modification, are
12 * permitted provided that the following conditions are met:
13 *
14 * * Redistributions of source code must retain the above copyright notice, this list of
15 * conditions and the following disclaimer.
16 *
17 * * Redistributions in binary form must reproduce the above copyright notice, this list
18 * of conditions and the following disclaimer in the documentation and/or other materials
19 * provided with the distribution.
20 *
21 * * Neither the name of the SimplePie Team nor the names of its contributors may be used
22 * to endorse or promote products derived from this software without specific prior
23 * written permission.
24 *
25 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
26 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
27 * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS
28 * AND CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
29 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
30 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
31 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
32 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
33 * POSSIBILITY OF SUCH DAMAGE.
34 *
35 * @package SimplePie
36 * @version 1.3-dev
37 * @copyright 2004-2010 Ryan Parman, Geoffrey Sneddon, Ryan McCue
38 * @author Ryan Parman
39 * @author Geoffrey Sneddon
40 * @author Ryan McCue
41 * @link http://simplepie.org/ SimplePie
42 * @license http://www.opensource.org/licenses/bsd-license.php BSD License
43 * @todo phpDoc comments
44 */
45
46class SimplePie_Cache_Memcache implements SimplePie_Cache_Base
47{
48 protected $cache;
49 protected $options;
50 protected $name;
51
52 public function __construct($url, $filename, $extension)
53 {
54 $this->options = array(
55 'host' => '127.0.0.1',
56 'port' => 11211,
57 'extras' => array(
58 'timeout' => 3600, // one hour
59 'prefix' => 'simplepie_',
60 ),
61 );
62 $this->options = array_merge_recursive($this->options, SimplePie_Cache::parse_URL($url));
63 $this->name = $this->options['extras']['prefix'] . md5("$filename:$extension");
64
65 $this->cache = new Memcache();
66 $this->cache->addServer($this->options['host'], (int) $this->options['port']);
67 }
68
69 public function save($data)
70 {
71 if (is_a($data, 'SimplePie'))
72 {
73 $data = $data->data;
74 }
75 return $this->cache->set($this->name, serialize($data), MEMCACHE_COMPRESSED, (int) $this->options['extras']['timeout']);
76 }
77
78 public function load()
79 {
80 $data = $this->cache->get($this->name);
81
82 if ($data !== false)
83 {
84 return unserialize($data);
85 }
86 return false;
87 }
88
89 public function mtime()
90 {
91 $data = $this->cache->get($this->name);
92
93 if ($data !== false)
94 {
95 // essentially ignore the mtime because Memcache expires on it's own
96 return time();
97 }
98
99 return false;
100 }
101
102 public function touch()
103 {
104 $data = $this->cache->get($this->name);
105
106 if ($data !== false)
107 {
108 return $this->cache->set($this->name, $data, MEMCACHE_COMPRESSED, (int) $this->duration);
109 }
110
111 return false;
112 }
113
114 public function unlink()
115 {
116 return $this->cache->delete($this->name);
117 }
118}