*/
namespace Friendica\Core;
-use Friendica\BaseObject;
-use Friendica\Core\Config;
-
-require_once 'include/dba.php';
+use Friendica\Core\Config\ConfigCache;
+use Friendica\Core\Config\IConfigAdapter;
+use Friendica\Core\Config\IConfigCache;
/**
* @brief Arbitrary system configuration storage
* If we ever would decide to return exactly the variable type as entered,
* we will have fun with the additional features. :-)
*/
-class Config extends BaseObject
+class Config
{
/**
- * @var Friendica\Core\Config\IConfigAdapter
+ * @var Config\IConfigAdapter
+ */
+ private static $adapter;
+
+ /**
+ * @var Config\IConfigCache
*/
- private static $adapter = null;
+ private static $cache;
- public static function init()
+ /**
+ * Initialize the config with only the cache
+ *
+ * @param Config\IConfigCache $cache The configuration cache
+ */
+ public static function init(Config\IConfigCache $cache)
{
- // Database isn't ready or populated yet
- if (!(self::getApp()->mode & \Friendica\App::MODE_DBCONFIGAVAILABLE)) {
- return;
- }
+ self::$cache = $cache;
+ }
- if (self::getApp()->getConfigValue('system', 'config_adapter') == 'preload') {
- self::$adapter = new Config\PreloadConfigAdapter();
- } else {
- self::$adapter = new Config\JITConfigAdapter();
- }
+ /**
+ * Add the adapter for DB-backend
+ *
+ * @param Config\IConfigAdapter $adapter
+ */
+ public static function setAdapter(Config\IConfigAdapter $adapter)
+ {
+ self::$adapter = $adapter;
}
/**
* @brief Loads all configuration values of family into a cached storage.
*
- * All configuration values of the system are stored in global cache
- * which is available under the global variable $a->config
+ * All configuration values of the system are stored in the cache ( @see IConfigCache )
*
* @param string $family The category of the configuration value
*
*/
public static function load($family = "config")
{
- // Database isn't ready or populated yet
- if (!(self::getApp()->mode & \Friendica\App::MODE_DBCONFIGAVAILABLE)) {
+ if (!isset(self::$adapter)) {
return;
}
- if (empty(self::$adapter)) {
- self::init();
- }
-
self::$adapter->load($family);
}
* ($family) and a key.
*
* Get a particular config value from the given category ($family)
- * and the $key from a cached storage in $a->config[$uid].
- * $instore is only used by the set_config function
- * to determine if the key already exists in the DB
- * If a key is found in the DB but doesn't exist in
- * local config cache, pull it into the cache so we don't have
- * to hit the DB again for this item.
+ * and the $key from a cached storage either from the self::$adapter
+ * (@see IConfigAdapter ) or from the static::$cache (@see IConfigCache ).
*
* @param string $family The category of the configuration value
* @param string $key The configuration key to query
*/
public static function get($family, $key, $default_value = null, $refresh = false)
{
- // Database isn't ready or populated yet, fallback to file config
- if (!(self::getApp()->mode & \Friendica\App::MODE_DBCONFIGAVAILABLE)) {
- return self::getApp()->getConfigValue($family, $key, $default_value);
- }
-
- if (empty(self::$adapter)) {
- self::init();
+ if (!isset(self::$adapter)) {
+ return self::$cache->get($family, $key, $default_value);
}
return self::$adapter->get($family, $key, $default_value, $refresh);
* @brief Sets a configuration value for system config
*
* Stores a config value ($value) in the category ($family) under the key ($key)
- * for the user_id $uid.
*
* Note: Please do not store booleans - convert to 0/1 integer values!
*
* @param string $key The configuration key to set
* @param mixed $value The value to store
*
- * @return mixed Stored $value or false if the database update failed
+ * @return bool Operation success
*/
public static function set($family, $key, $value)
{
- // Database isn't ready or populated yet
- if (!(self::getApp()->mode & \Friendica\App::MODE_DBCONFIGAVAILABLE)) {
- return false;
- }
-
- if (empty(self::$adapter)) {
- self::init();
+ if (!isset(self::$adapter)) {
+ self::$cache->set($family, $key, $value);
+ return true;
}
return self::$adapter->set($family, $key, $value);
/**
* @brief Deletes the given key from the system configuration.
*
- * Removes the configured value from the stored cache in $a->config
- * and removes it from the database.
+ * Removes the configured value from the stored cache in self::$config
+ * (@see ConfigCache ) and removes it from the database (@see IConfigAdapter ).
*
* @param string $family The category of the configuration value
* @param string $key The configuration key to delete
*/
public static function delete($family, $key)
{
- // Database isn't ready or populated yet
- if (!(self::getApp()->mode & \Friendica\App::MODE_DBCONFIGAVAILABLE)) {
- return false;
- }
-
- if (empty(self::$adapter)) {
- self::init();
+ if (!isset(self::$adapter)) {
+ self::$cache->delete($family, $key);
}
return self::$adapter->delete($family, $key);