--- /dev/null
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\HttpKernel\Profiler;
+
+@trigger_error('The '.__NAMESPACE__.'\RedisProfilerStorage class is deprecated since Symfony 2.8 and will be removed in 3.0. Use FileProfilerStorage instead.', E_USER_DEPRECATED);
+
+/**
+ * RedisProfilerStorage stores profiling information in Redis.
+ *
+ * @author Andrej Hudec <pulzarraider@gmail.com>
+ * @author Stephane PY <py.stephane1@gmail.com>
+ *
+ * @deprecated Deprecated since Symfony 2.8, to be removed in Symfony 3.0.
+ * Use {@link FileProfilerStorage} instead.
+ */
+class RedisProfilerStorage implements ProfilerStorageInterface
+{
+ const TOKEN_PREFIX = 'sf_profiler_';
+
+ const REDIS_OPT_SERIALIZER = 1;
+ const REDIS_OPT_PREFIX = 2;
+ const REDIS_SERIALIZER_NONE = 0;
+ const REDIS_SERIALIZER_PHP = 1;
+
+ protected $dsn;
+ protected $lifetime;
+
+ /**
+ * @var \Redis
+ */
+ private $redis;
+
+ /**
+ * Constructor.
+ *
+ * @param string $dsn A data source name
+ * @param string $username Not used
+ * @param string $password Not used
+ * @param int $lifetime The lifetime to use for the purge
+ */
+ public function __construct($dsn, $username = '', $password = '', $lifetime = 86400)
+ {
+ $this->dsn = $dsn;
+ $this->lifetime = (int) $lifetime;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function find($ip, $url, $limit, $method, $start = null, $end = null)
+ {
+ $indexName = $this->getIndexName();
+
+ if (!$indexContent = $this->getValue($indexName, self::REDIS_SERIALIZER_NONE)) {
+ return array();
+ }
+
+ $profileList = array_reverse(explode("\n", $indexContent));
+ $result = array();
+
+ foreach ($profileList as $item) {
+ if ($limit === 0) {
+ break;
+ }
+
+ if ($item == '') {
+ continue;
+ }
+
+ $values = explode("\t", $item, 7);
+ list($itemToken, $itemIp, $itemMethod, $itemUrl, $itemTime, $itemParent) = $values;
+ $statusCode = isset($values[6]) ? $values[6] : null;
+
+ $itemTime = (int) $itemTime;
+
+ if ($ip && false === strpos($itemIp, $ip) || $url && false === strpos($itemUrl, $url) || $method && false === strpos($itemMethod, $method)) {
+ continue;
+ }
+
+ if (!empty($start) && $itemTime < $start) {
+ continue;
+ }
+
+ if (!empty($end) && $itemTime > $end) {
+ continue;
+ }
+
+ $result[] = array(
+ 'token' => $itemToken,
+ 'ip' => $itemIp,
+ 'method' => $itemMethod,
+ 'url' => $itemUrl,
+ 'time' => $itemTime,
+ 'parent' => $itemParent,
+ 'status_code' => $statusCode,
+ );
+ --$limit;
+ }
+
+ return $result;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function purge()
+ {
+ // delete only items from index
+ $indexName = $this->getIndexName();
+
+ $indexContent = $this->getValue($indexName, self::REDIS_SERIALIZER_NONE);
+
+ if (!$indexContent) {
+ return false;
+ }
+
+ $profileList = explode("\n", $indexContent);
+
+ $result = array();
+
+ foreach ($profileList as $item) {
+ if ($item == '') {
+ continue;
+ }
+
+ if (false !== $pos = strpos($item, "\t")) {
+ $result[] = $this->getItemName(substr($item, 0, $pos));
+ }
+ }
+
+ $result[] = $indexName;
+
+ return $this->delete($result);
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function read($token)
+ {
+ if (empty($token)) {
+ return false;
+ }
+
+ $profile = $this->getValue($this->getItemName($token), self::REDIS_SERIALIZER_PHP);
+
+ if (false !== $profile) {
+ $profile = $this->createProfileFromData($token, $profile);
+ }
+
+ return $profile;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function write(Profile $profile)
+ {
+ $data = array(
+ 'token' => $profile->getToken(),
+ 'parent' => $profile->getParentToken(),
+ 'children' => array_map(function ($p) { return $p->getToken(); }, $profile->getChildren()),
+ 'data' => $profile->getCollectors(),
+ 'ip' => $profile->getIp(),
+ 'method' => $profile->getMethod(),
+ 'url' => $profile->getUrl(),
+ 'time' => $profile->getTime(),
+ );
+
+ $profileIndexed = false !== $this->getValue($this->getItemName($profile->getToken()));
+
+ if ($this->setValue($this->getItemName($profile->getToken()), $data, $this->lifetime, self::REDIS_SERIALIZER_PHP)) {
+ if (!$profileIndexed) {
+ // Add to index
+ $indexName = $this->getIndexName();
+
+ $indexRow = implode("\t", array(
+ $profile->getToken(),
+ $profile->getIp(),
+ $profile->getMethod(),
+ $profile->getUrl(),
+ $profile->getTime(),
+ $profile->getParentToken(),
+ $profile->getStatusCode(),
+ ))."\n";
+
+ return $this->appendValue($indexName, $indexRow, $this->lifetime);
+ }
+
+ return true;
+ }
+
+ return false;
+ }
+
+ /**
+ * Internal convenience method that returns the instance of Redis.
+ *
+ * @return \Redis
+ *
+ * @throws \RuntimeException
+ */
+ protected function getRedis()
+ {
+ if (null === $this->redis) {
+ $data = parse_url($this->dsn);
+
+ if (false === $data || !isset($data['scheme']) || $data['scheme'] !== 'redis' || !isset($data['host']) || !isset($data['port'])) {
+ throw new \RuntimeException(sprintf('Please check your configuration. You are trying to use Redis with an invalid dsn "%s". The minimal expected format is "redis://[host]:port".', $this->dsn));
+ }
+
+ if (!extension_loaded('redis')) {
+ throw new \RuntimeException('RedisProfilerStorage requires that the redis extension is loaded.');
+ }
+
+ $redis = new \Redis();
+ $redis->connect($data['host'], $data['port']);
+
+ if (isset($data['path'])) {
+ $redis->select(substr($data['path'], 1));
+ }
+
+ if (isset($data['pass'])) {
+ $redis->auth($data['pass']);
+ }
+
+ $redis->setOption(self::REDIS_OPT_PREFIX, self::TOKEN_PREFIX);
+
+ $this->redis = $redis;
+ }
+
+ return $this->redis;
+ }
+
+ /**
+ * Set instance of the Redis.
+ *
+ * @param \Redis $redis
+ */
+ public function setRedis($redis)
+ {
+ $this->redis = $redis;
+ }
+
+ private function createProfileFromData($token, $data, $parent = null)
+ {
+ $profile = new Profile($token);
+ $profile->setIp($data['ip']);
+ $profile->setMethod($data['method']);
+ $profile->setUrl($data['url']);
+ $profile->setTime($data['time']);
+ $profile->setCollectors($data['data']);
+
+ if (!$parent && $data['parent']) {
+ $parent = $this->read($data['parent']);
+ }
+
+ if ($parent) {
+ $profile->setParent($parent);
+ }
+
+ foreach ($data['children'] as $token) {
+ if (!$token) {
+ continue;
+ }
+
+ if (!$childProfileData = $this->getValue($this->getItemName($token), self::REDIS_SERIALIZER_PHP)) {
+ continue;
+ }
+
+ $profile->addChild($this->createProfileFromData($token, $childProfileData, $profile));
+ }
+
+ return $profile;
+ }
+
+ /**
+ * Gets the item name.
+ *
+ * @param string $token
+ *
+ * @return string
+ */
+ private function getItemName($token)
+ {
+ $name = $token;
+
+ if ($this->isItemNameValid($name)) {
+ return $name;
+ }
+
+ return false;
+ }
+
+ /**
+ * Gets the name of the index.
+ *
+ * @return string
+ */
+ private function getIndexName()
+ {
+ $name = 'index';
+
+ if ($this->isItemNameValid($name)) {
+ return $name;
+ }
+
+ return false;
+ }
+
+ private function isItemNameValid($name)
+ {
+ $length = strlen($name);
+
+ if ($length > 2147483648) {
+ throw new \RuntimeException(sprintf('The Redis item key "%s" is too long (%s bytes). Allowed maximum size is 2^31 bytes.', $name, $length));
+ }
+
+ return true;
+ }
+
+ /**
+ * Retrieves an item from the Redis server.
+ *
+ * @param string $key
+ * @param int $serializer
+ *
+ * @return mixed
+ */
+ private function getValue($key, $serializer = self::REDIS_SERIALIZER_NONE)
+ {
+ $redis = $this->getRedis();
+ $redis->setOption(self::REDIS_OPT_SERIALIZER, $serializer);
+
+ return $redis->get($key);
+ }
+
+ /**
+ * Stores an item on the Redis server under the specified key.
+ *
+ * @param string $key
+ * @param mixed $value
+ * @param int $expiration
+ * @param int $serializer
+ *
+ * @return bool
+ */
+ private function setValue($key, $value, $expiration = 0, $serializer = self::REDIS_SERIALIZER_NONE)
+ {
+ $redis = $this->getRedis();
+ $redis->setOption(self::REDIS_OPT_SERIALIZER, $serializer);
+
+ return $redis->setex($key, $expiration, $value);
+ }
+
+ /**
+ * Appends data to an existing item on the Redis server.
+ *
+ * @param string $key
+ * @param string $value
+ * @param int $expiration
+ *
+ * @return bool
+ */
+ private function appendValue($key, $value, $expiration = 0)
+ {
+ $redis = $this->getRedis();
+ $redis->setOption(self::REDIS_OPT_SERIALIZER, self::REDIS_SERIALIZER_NONE);
+
+ if ($redis->exists($key)) {
+ $redis->append($key, $value);
+
+ return $redis->setTimeout($key, $expiration);
+ }
+
+ return $redis->setex($key, $expiration, $value);
+ }
+
+ /**
+ * Removes the specified keys.
+ *
+ * @param array $keys
+ *
+ * @return bool
+ */
+ private function delete(array $keys)
+ {
+ return (bool) $this->getRedis()->delete($keys);
+ }
+}