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- <?php
- /*
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- * This software consists of voluntary contributions made by many individuals
- * and is licensed under the MIT license. For more information, see
- * <http://www.doctrine-project.org>.
- */
- namespace Doctrine\Common\Cache;
- /**
- * Filesystem cache driver.
- *
- * @since 2.3
- * @author Fabio B. Silva <fabio.bat.silva@gmail.com>
- */
- class FilesystemCache extends FileCache
- {
- const EXTENSION = '.doctrinecache.data';
- /**
- * {@inheritdoc}
- */
- protected $extension = self::EXTENSION;
- /**
- * {@inheritdoc}
- */
- protected function doFetch($id)
- {
- $data = '';
- $lifetime = -1;
- $filename = $this->getFilename($id);
- if ( ! is_file($filename)) {
- return false;
- }
- $resource = fopen($filename, "r");
- if (false !== ($line = fgets($resource))) {
- $lifetime = (integer) $line;
- }
- if ($lifetime !== 0 && $lifetime < time()) {
- fclose($resource);
- return false;
- }
- while (false !== ($line = fgets($resource))) {
- $data .= $line;
- }
- fclose($resource);
- return unserialize($data);
- }
- /**
- * {@inheritdoc}
- */
- protected function doContains($id)
- {
- $lifetime = -1;
- $filename = $this->getFilename($id);
- if ( ! is_file($filename)) {
- return false;
- }
- $resource = fopen($filename, "r");
- if (false !== ($line = fgets($resource))) {
- $lifetime = (integer) $line;
- }
- fclose($resource);
- return $lifetime === 0 || $lifetime > time();
- }
- /**
- * {@inheritdoc}
- */
- protected function doSave($id, $data, $lifeTime = 0)
- {
- if ($lifeTime > 0) {
- $lifeTime = time() + $lifeTime;
- }
- $data = serialize($data);
- $filename = $this->getFilename($id);
- $filepath = pathinfo($filename, PATHINFO_DIRNAME);
- if ( ! is_dir($filepath)) {
- mkdir($filepath, 0777, true);
- }
- return file_put_contents($filename, $lifeTime . PHP_EOL . $data);
- }
- }
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