Initial import.

vendor/doctrine/common/lib/Doctrine/Common/Cache/FilesystemCache.php

@@ -0,0 +1,114 @@
+<?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 ( ! file_exists($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 ( ! file_exists($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);
+    }
+}