Move Cache::clear() to DI::cache()->clear()

[friendica.git] / src / Core / Cache.php

diff --git a/src/Core/Cache.php b/src/Core/Cache.php
index aeda29e849be94ba48e7397419b22a8ec506d646..3e8a3f00475656a6c560e32a8cc1d5398cf11f53 100644 (file)
--- a/src/Core/Cache.php
+++ b/src/Core/Cache.php
@@ -4,100 +4,32 @@
  */
 namespace Friendica\Core;
 
-use Friendica\Core\Cache;
-use Friendica\Core\Config;
+use Friendica\Core\Cache\Cache as CacheClass;
+use Friendica\DI;
 
 /**
  * @brief Class for storing data for a short time
  */
-class Cache extends \Friendica\BaseObject
+class Cache
 {
-       const MONTH        = 0;
-       const WEEK         = 1;
-       const DAY          = 2;
-       const HOUR         = 3;
-       const HALF_HOUR    = 4;
-       const QUARTER_HOUR = 5;
-       const FIVE_MINUTES = 6;
-       const MINUTE       = 7;
-
-       /**
-        * @var Cache\ICacheDriver
-        */
-       static $driver = null;
-
-       public static function init()
-       {
-               switch(Config::get('system', 'cache_driver', 'database')) {
-                       case 'memcache':
-                               $memcache_host = Config::get('system', 'memcache_host', '127.0.0.1');
-                               $memcache_port = Config::get('system', 'memcache_port', 11211);
-
-                               self::$driver = new Cache\MemcacheCacheDriver($memcache_host, $memcache_port);
-                               break;
-                       case 'memcached':
-                               $memcached_host = Config::get('system', 'memcached_host', '127.0.0.1');
-                               $memcached_port = Config::get('system', 'memcached_port', 11211);
-
-                               self::$driver = new Cache\MemcachedCacheDriver($memcached_host, $memcached_port);
-                               break;
-                       default:
-                               self::$driver = new Cache\DatabaseCacheDriver();
-               }
-       }
-
-       /**
-        * @brief Return the duration for a given cache level
-        *
-        * @param integer $level Cache level
-        *
-        * @return integer The cache duration in seconds
-        */
-       public static function duration($level)
-       {
-               switch ($level) {
-                       case self::MONTH:
-                               $seconds = 2592000;
-                               break;
-                       case self::WEEK:
-                               $seconds = 604800;
-                               break;
-                       case self::DAY:
-                               $seconds = 86400;
-                               break;
-                       case self::HOUR:
-                               $seconds = 3600;
-                               break;
-                       case self::HALF_HOUR:
-                               $seconds = 1800;
-                               break;
-                       case self::QUARTER_HOUR:
-                               $seconds = 900;
-                               break;
-                       case self::FIVE_MINUTES:
-                               $seconds = 300;
-                               break;
-                       case self::MINUTE:
-                       default:
-                               $seconds = 60;
-                               break;
-               }
-               return $seconds;
-       }
-
-       /**
-        * Returns the current cache driver
-        *
-        * @return Cache\ICacheDriver
-        */
-       private static function getDriver()
-       {
-               if (self::$driver === null) {
-                       self::init();
-               }
-
-               return self::$driver;
-       }
+       /** @deprecated Use CacheClass::MONTH */
+       const MONTH        = CacheClass::MONTH;
+       /** @deprecated Use CacheClass::WEEK */
+       const WEEK         = CacheClass::WEEK;
+       /** @deprecated Use CacheClass::DAY */
+       const DAY          = CacheClass::DAY;
+       /** @deprecated Use CacheClass::HOUR */
+       const HOUR         = CacheClass::HOUR;
+       /** @deprecated Use CacheClass::HALF_HOUR */
+       const HALF_HOUR    = CacheClass::HALF_HOUR;
+       /** @deprecated Use CacheClass::QUARTER_HOUR */
+       const QUARTER_HOUR = CacheClass::QUARTER_HOUR;
+       /** @deprecated Use CacheClass::FIVE_MINUTES */
+       const FIVE_MINUTES = CacheClass::FIVE_MINUTES;
+       /** @deprecated Use CacheClass::MINUTE */
+       const MINUTE       = CacheClass::MINUTE;
+       /** @deprecated Use CacheClass::INFINITE */
+       const INFINITE     = CacheClass::INFINITE;
 
        /**
         * @brief Fetch cached data according to the key
@@ -105,16 +37,11 @@ class Cache extends \Friendica\BaseObject
         * @param string $key The key to the cached data
         *
         * @return mixed Cached $value or "null" if not found
+        * @throws \Exception
         */
        public static function get($key)
        {
-               $time = microtime(true);
-
-               $return = self::getDriver()->get($key);
-
-               self::getApp()->save_timestamp($time, 'cache');
-
-               return $return;
+               return DI::cache()->get($key);
        }
 
        /**
@@ -127,27 +54,23 @@ class Cache extends \Friendica\BaseObject
         * @param integer $duration The cache lifespan
         *
         * @return bool
+        * @throws \Exception
         */
-       public static function set($key, $value, $duration = self::MONTH)
+       public static function set($key, $value, $duration = CacheClass::MONTH)
        {
-               $time = microtime(true);
-
-               $return = self::getDriver()->set($key, $value, $duration);
-
-               self::getApp()->save_timestamp($time, 'cache_write');
-
-               return $return;
+               return DI::cache()->set($key, $value, $duration);
        }
 
        /**
-        * @brief Remove outdated data from the cache
+        * @brief Delete a value from the cache
         *
-        * @param integer $max_level The maximum cache level that is to be cleared
+        * @param string $key The key to the cached data
         *
-        * @return void
+        * @return bool
+        * @throws \Exception
         */
-       public static function clear()
+       public static function delete($key)
        {
-               return self::getDriver()->clear();
+               return DI::cache()->delete($key);
        }
 }