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<?php |
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/* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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* |
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* This software consists of voluntary contributions made by many individuals |
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* and is licensed under the MIT license. For more information, see |
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* <http://www.doctrine-project.org>. |
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*/ |
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namespace Doctrine\Common\Cache; |
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/** |
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* Filesystem cache driver. |
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* |
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* @since 2.3 |
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* @author Fabio B. Silva <[email protected]> |
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*/ |
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class FilesystemCache extends FileCache |
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{ |
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const EXTENSION = '.doctrinecache.data'; |
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/** |
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* {@inheritdoc} |
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*/ |
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public function __construct($directory, $extension = self::EXTENSION, $umask = 0002) |
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{ |
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parent::__construct($directory, $extension, $umask); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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protected function doFetch($id) |
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{ |
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$data = ''; |
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$lifetime = -1; |
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$filename = $this->getFilename($id); |
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if ( ! is_file($filename)) { |
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return false; |
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} |
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$resource = fopen($filename, "r"); |
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if (false !== ($line = fgets($resource))) { |
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$lifetime = (int) $line; |
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} |
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if ($lifetime !== 0 && $lifetime < time()) { |
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fclose($resource); |
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return false; |
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} |
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while (false !== ($line = fgets($resource))) { |
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$data .= $line; |
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} |
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fclose($resource); |
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return unserialize($data); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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protected function doContains($id) |
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{ |
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$lifetime = -1; |
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$filename = $this->getFilename($id); |
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if ( ! is_file($filename)) { |
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return false; |
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} |
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$resource = fopen($filename, "r"); |
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if (false !== ($line = fgets($resource))) { |
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$lifetime = (int) $line; |
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} |
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fclose($resource); |
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return $lifetime === 0 || $lifetime > time(); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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protected function doSave($id, $data, $lifeTime = 0) |
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{ |
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if ($lifeTime > 0) { |
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$lifeTime = time() + $lifeTime; |
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} |
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$data = serialize($data); |
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$filename = $this->getFilename($id); |
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return $this->writeFile($filename, $lifeTime . PHP_EOL . $data); |
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} |
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} |
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doctrine /
cache
