scratch – Blame information for rev
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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 115 | office | 1 | <?php |
| 2 | /* |
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| 3 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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| 4 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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| 5 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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| 6 | * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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| 7 | * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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| 8 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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| 9 | * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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| 10 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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| 11 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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| 12 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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| 13 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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| 14 | * |
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| 15 | * This software consists of voluntary contributions made by many individuals |
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| 16 | * and is licensed under the MIT license. For more information, see |
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| 17 | * <http://www.doctrine-project.org>. |
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| 18 | */ |
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| 19 | |||
| 20 | namespace Doctrine\Common\Cache; |
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| 21 | |||
| 22 | /** |
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| 23 | * Filesystem cache driver. |
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| 24 | * |
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| 25 | * @since 2.3 |
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| 26 | * @author Fabio B. Silva <fabio.bat.silva@gmail.com> |
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| 27 | */ |
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| 28 | class FilesystemCache extends FileCache |
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| 29 | { |
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| 30 | const EXTENSION = '.doctrinecache.data'; |
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| 31 | |||
| 32 | /** |
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| 33 | * {@inheritdoc} |
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| 34 | */ |
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| 35 | public function __construct($directory, $extension = self::EXTENSION, $umask = 0002) |
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| 36 | { |
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| 37 | parent::__construct($directory, $extension, $umask); |
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| 38 | } |
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| 39 | |||
| 40 | /** |
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| 41 | * {@inheritdoc} |
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| 42 | */ |
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| 43 | protected function doFetch($id) |
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| 44 | { |
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| 45 | $data = ''; |
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| 46 | $lifetime = -1; |
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| 47 | $filename = $this->getFilename($id); |
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| 48 | |||
| 49 | if ( ! is_file($filename)) { |
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| 50 | return false; |
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| 51 | } |
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| 52 | |||
| 53 | $resource = fopen($filename, "r"); |
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| 54 | |||
| 55 | if (false !== ($line = fgets($resource))) { |
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| 56 | $lifetime = (int) $line; |
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| 57 | } |
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| 58 | |||
| 59 | if ($lifetime !== 0 && $lifetime < time()) { |
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| 60 | fclose($resource); |
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| 61 | |||
| 62 | return false; |
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| 63 | } |
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| 64 | |||
| 65 | while (false !== ($line = fgets($resource))) { |
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| 66 | $data .= $line; |
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| 67 | } |
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| 68 | |||
| 69 | fclose($resource); |
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| 70 | |||
| 71 | return unserialize($data); |
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| 72 | } |
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| 73 | |||
| 74 | /** |
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| 75 | * {@inheritdoc} |
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| 76 | */ |
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| 77 | protected function doContains($id) |
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| 78 | { |
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| 79 | $lifetime = -1; |
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| 80 | $filename = $this->getFilename($id); |
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| 81 | |||
| 82 | if ( ! is_file($filename)) { |
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| 83 | return false; |
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| 84 | } |
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| 85 | |||
| 86 | $resource = fopen($filename, "r"); |
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| 87 | |||
| 88 | if (false !== ($line = fgets($resource))) { |
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| 89 | $lifetime = (int) $line; |
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| 90 | } |
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| 91 | |||
| 92 | fclose($resource); |
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| 93 | |||
| 94 | return $lifetime === 0 || $lifetime > time(); |
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| 95 | } |
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| 96 | |||
| 97 | /** |
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| 98 | * {@inheritdoc} |
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| 99 | */ |
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| 100 | protected function doSave($id, $data, $lifeTime = 0) |
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| 101 | { |
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| 102 | if ($lifeTime > 0) { |
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| 103 | $lifeTime = time() + $lifeTime; |
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| 104 | } |
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| 105 | |||
| 106 | $data = serialize($data); |
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| 107 | $filename = $this->getFilename($id); |
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| 108 | |||
| 109 | return $this->writeFile($filename, $lifeTime . PHP_EOL . $data); |
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| 110 | } |
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| 111 | } |