<?php
require __DIR__ . '/vendor/autoload.php';
try {
$client = new Predis\Client();
echo $client->ping();
} catch (\Exception $ex) {
header('HTTP/1.1 503 Service Unavailable');
echo $ex->getMessage();
}
/**
* Instantiate the Redis class.
*
* Instantiates the Redis class.
*
* @param null $persistent_id To create an instance that persists between requests, use persistent_id to specify a unique ID for the instance.
*/
public function __construct()
{
global $blog_id, $table_prefix;
$redis = array('scheme' => 'tcp', 'host' => '127.0.0.1', 'port' => 6379);
if (defined('WP_REDIS_SCHEME')) {
$redis['scheme'] = WP_REDIS_SCHEME;
}
if (defined('WP_REDIS_HOST')) {
$redis['host'] = WP_REDIS_HOST;
}
if (defined('WP_REDIS_PORT')) {
$redis['port'] = WP_REDIS_PORT;
}
if (defined('WP_REDIS_PATH')) {
$redis['path'] = WP_REDIS_PATH;
}
if (defined('WP_REDIS_PASSWORD')) {
$redis['password'] = WP_REDIS_PASSWORD;
}
if (defined('WP_REDIS_DATABASE')) {
$redis['database'] = WP_REDIS_DATABASE;
}
$redis_client = defined('WP_REDIS_CLIENT') ? WP_REDIS_CLIENT : null;
if (class_exists('Redis') && strcasecmp('predis', $redis_client) !== 0) {
$redis_client = defined('HHVM_VERSION') ? 'hhvm' : 'pecl';
} else {
$redis_client = 'predis';
}
try {
if (strcasecmp('hhvm', $redis_client) === 0) {
$this->redis_client = sprintf('HHVM %s Extension', HHVM_VERSION);
$this->redis = new Redis();
// adjust host and port, if the scheme is `unix`
if (strcasecmp('unix', $redis['scheme']) === 0) {
$redis['host'] = 'unix://' . $redis['path'];
$redis['port'] = 0;
}
$this->redis->connect($redis['host'], $redis['port']);
if (isset($redis['password'])) {
$this->redis->auth($redis['password']);
}
if (isset($redis['database'])) {
$this->redis->select($redis['database']);
}
} elseif (strcasecmp('pecl', $redis_client) === 0) {
$this->redis_client = 'PCEL Extension';
$this->redis = new Redis();
if (strcasecmp('unix', $redis['scheme']) === 0) {
$this->redis->connect($redis['path']);
} else {
$this->redis->connect($redis['host'], $redis['port']);
}
if (isset($redis['password'])) {
$this->redis->auth($redis['password']);
}
if (isset($redis['database'])) {
$this->redis->select($redis['database']);
}
} else {
$this->redis_client = 'Predis';
// require PHP 5.4 or greater
if (version_compare(PHP_VERSION, '5.4.0', '<')) {
throw new Exception();
}
// check if bundled Predis library exists
if (!realpath(WP_CONTENT_DIR . '/plugins/redis-cache/includes/predis.php')) {
throw new Exception();
}
require_once WP_CONTENT_DIR . '/plugins/redis-cache/includes/predis.php';
Predis\Autoloader::register();
$this->redis = new Predis\Client($redis);
$this->redis->connect();
$this->redis_client .= ' v' . Predis\Client::VERSION;
}
/* Test the connection before setting connected flag */
$this->redis->ping();
$this->redis_connected = true;
} catch (Exception $exception) {
// When Redis is unavailable, fall back to the internal back by forcing all groups to be "no redis" groups
$this->no_redis_groups = array_unique(array_merge($this->no_redis_groups, $this->global_groups));
$this->redis_connected = false;
}
/**
* This approach is borrowed from Sivel and Boren. Use the salt for easy cache invalidation and for
* multi single WP installs on the same server.
*/
if (!defined('WP_CACHE_KEY_SALT')) {
define('WP_CACHE_KEY_SALT', '');
}
// Assign global and blog prefixes for use with keys
if (function_exists('is_multisite')) {
$this->global_prefix = is_multisite() || defined('CUSTOM_USER_TABLE') && defined('CUSTOM_USER_META_TABLE') ? '' : $table_prefix;
$this->blog_prefix = (is_multisite() ? $blog_id : $table_prefix) . ':';
}
}
$view = $app->view();
$view->parserExtensions = array(new \Slim\Views\TwigExtension());
$redis = new Predis\Client(array("scheme" => "tcp", "host" => "127.0.0.1", "port" => 6379));
$app->get('/hello/:name', function ($name) use($app) {
$logPath = '/tmp/mono.log';
$logger = new Logger('foo_test');
$logger->pushHandler(new StreamHandler($logPath, Logger::DEBUG));
// $logger->info()
$logger->addInfo('info_bar');
// $logger->notice()
$logger->addNotice('notice_bar');
// $logger->warning(), $logger->warn()
$logger->addWarning('warning_bar');
// $logger->error(), $logger->err()
$logger->addError('error_bar');
// $logger->critical(), $logger->crit()
$logger->addCritical('critical_bar');
// $logger->alert()
$logger->addAlert('alert_bar');
// $logger->emergency(), $logger->emerg()
$logger->addEmergency('emergency_bar');
$app->render('index.html', array('name' => $name));
});
$app->get('/redis', function () use($redis) {
// PING
echo $redis->ping();
$redis->set('key', 'value');
$value = $redis->get('key');
echo "key: " . $value;
});
$app->run();
