Chris@0
|
1 <?php
|
Chris@0
|
2 /*
|
Chris@0
|
3 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
Chris@0
|
4 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
Chris@0
|
5 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
Chris@0
|
6 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
Chris@0
|
7 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
Chris@0
|
8 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
Chris@0
|
9 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
Chris@0
|
10 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
Chris@0
|
11 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
Chris@0
|
12 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
Chris@0
|
13 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
Chris@0
|
14 *
|
Chris@0
|
15 * This software consists of voluntary contributions made by many individuals
|
Chris@0
|
16 * and is licensed under the MIT license. For more information, see
|
Chris@0
|
17 * <http://www.doctrine-project.org>.
|
Chris@0
|
18 */
|
Chris@0
|
19
|
Chris@0
|
20 namespace Doctrine\Common\Cache;
|
Chris@0
|
21
|
Chris@0
|
22 /**
|
Chris@0
|
23 * Filesystem cache driver.
|
Chris@0
|
24 *
|
Chris@0
|
25 * @since 2.3
|
Chris@0
|
26 * @author Fabio B. Silva <fabio.bat.silva@gmail.com>
|
Chris@0
|
27 */
|
Chris@0
|
28 class FilesystemCache extends FileCache
|
Chris@0
|
29 {
|
Chris@0
|
30 const EXTENSION = '.doctrinecache.data';
|
Chris@0
|
31
|
Chris@0
|
32 /**
|
Chris@0
|
33 * {@inheritdoc}
|
Chris@0
|
34 */
|
Chris@0
|
35 public function __construct($directory, $extension = self::EXTENSION, $umask = 0002)
|
Chris@0
|
36 {
|
Chris@0
|
37 parent::__construct($directory, $extension, $umask);
|
Chris@0
|
38 }
|
Chris@0
|
39
|
Chris@0
|
40 /**
|
Chris@0
|
41 * {@inheritdoc}
|
Chris@0
|
42 */
|
Chris@0
|
43 protected function doFetch($id)
|
Chris@0
|
44 {
|
Chris@0
|
45 $data = '';
|
Chris@0
|
46 $lifetime = -1;
|
Chris@0
|
47 $filename = $this->getFilename($id);
|
Chris@0
|
48
|
Chris@0
|
49 if ( ! is_file($filename)) {
|
Chris@0
|
50 return false;
|
Chris@0
|
51 }
|
Chris@0
|
52
|
Chris@0
|
53 $resource = fopen($filename, "r");
|
Chris@0
|
54
|
Chris@0
|
55 if (false !== ($line = fgets($resource))) {
|
Chris@0
|
56 $lifetime = (int) $line;
|
Chris@0
|
57 }
|
Chris@0
|
58
|
Chris@0
|
59 if ($lifetime !== 0 && $lifetime < time()) {
|
Chris@0
|
60 fclose($resource);
|
Chris@0
|
61
|
Chris@0
|
62 return false;
|
Chris@0
|
63 }
|
Chris@0
|
64
|
Chris@0
|
65 while (false !== ($line = fgets($resource))) {
|
Chris@0
|
66 $data .= $line;
|
Chris@0
|
67 }
|
Chris@0
|
68
|
Chris@0
|
69 fclose($resource);
|
Chris@0
|
70
|
Chris@0
|
71 return unserialize($data);
|
Chris@0
|
72 }
|
Chris@0
|
73
|
Chris@0
|
74 /**
|
Chris@0
|
75 * {@inheritdoc}
|
Chris@0
|
76 */
|
Chris@0
|
77 protected function doContains($id)
|
Chris@0
|
78 {
|
Chris@0
|
79 $lifetime = -1;
|
Chris@0
|
80 $filename = $this->getFilename($id);
|
Chris@0
|
81
|
Chris@0
|
82 if ( ! is_file($filename)) {
|
Chris@0
|
83 return false;
|
Chris@0
|
84 }
|
Chris@0
|
85
|
Chris@0
|
86 $resource = fopen($filename, "r");
|
Chris@0
|
87
|
Chris@0
|
88 if (false !== ($line = fgets($resource))) {
|
Chris@0
|
89 $lifetime = (int) $line;
|
Chris@0
|
90 }
|
Chris@0
|
91
|
Chris@0
|
92 fclose($resource);
|
Chris@0
|
93
|
Chris@0
|
94 return $lifetime === 0 || $lifetime > time();
|
Chris@0
|
95 }
|
Chris@0
|
96
|
Chris@0
|
97 /**
|
Chris@0
|
98 * {@inheritdoc}
|
Chris@0
|
99 */
|
Chris@0
|
100 protected function doSave($id, $data, $lifeTime = 0)
|
Chris@0
|
101 {
|
Chris@0
|
102 if ($lifeTime > 0) {
|
Chris@0
|
103 $lifeTime = time() + $lifeTime;
|
Chris@0
|
104 }
|
Chris@0
|
105
|
Chris@0
|
106 $data = serialize($data);
|
Chris@0
|
107 $filename = $this->getFilename($id);
|
Chris@0
|
108
|
Chris@0
|
109 return $this->writeFile($filename, $lifeTime . PHP_EOL . $data);
|
Chris@0
|
110 }
|
Chris@0
|
111 }
|