Source of file FileCache.php
Size: 3,501 Bytes - Last Modified: 2012-09-20T07:55:18+02:00
/home/theseer/Downloads/Symfony/vendor/doctrine/common/lib/Doctrine/Common/Cache/FileCache.php
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132 | <?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; /** * Base file cache driver. * * @since 2.3 * @author Fabio B. Silva <fabio.bat.silva@gmail.com> */ abstract class FileCache extends CacheProvider { /** * @var string Cache directory. */ protected $directory; /** * @var string Cache file extension. */ protected $extension; /** * Constructor * * @param string $directory Cache directory. * @param string $directory Cache file extension. * * @throws \InvalidArgumentException */ public function __construct($directory, $extension = null) { if ( ! is_dir($directory) && ! @mkdir($directory, 0777, true)) { throw new \InvalidArgumentException(sprintf( 'The directory "%s" does not exist and could not be created.', $directory )); } if ( ! is_writable($directory)) { throw new \InvalidArgumentException(sprintf( 'The directory "%s" is not writable.', $directory )); } $this->directory = realpath($directory); $this->extension = $extension ?: $this->extension; } /** * Gets the cache directory. * * @return string */ public function getDirectory() { return $this->directory; } /** * Gets the cache file extension. * * @return string */ public function getExtension() { return $this->extension; } /** * @return string */ protected function getFilename($id) { $path = implode(str_split(md5($id), 12), DIRECTORY_SEPARATOR); $path = $this->directory . DIRECTORY_SEPARATOR . $path; return $path . DIRECTORY_SEPARATOR . $id . $this->extension; } /** * {@inheritdoc} */ protected function doDelete($id) { return @unlink($this->getFilename($id)); } /** * {@inheritdoc} */ protected function doFlush() { $pattern = '/^.+\\' . $this->extension . '$/i'; $iterator = new \RecursiveDirectoryIterator($this->directory); $iterator = new \RecursiveIteratorIterator($iterator); $iterator = new \RegexIterator($iterator, $pattern); foreach ($iterator as $name => $file) { @unlink($name); } return true; } /** * {@inheritdoc} */ protected function doGetStats() { return null; } } |