*/
namespace Friendica\Core;
-use Friendica\Database\DBM;
-use dba;
-
-require_once 'include/dba.php';
-
/**
- * @brief Arbitrary sytem configuration storage
+ * @brief Arbitrary system configuration storage
*
* Note:
* If we ever would decide to return exactly the variable type as entered,
* we will have fun with the additional features. :-)
- *
- * The config class always returns strings but in the default features
- * we use a "false" to determine if the config value isn't set.
- *
*/
class Config
{
- private static $cache;
- private static $in_db;
+ /**
+ * @var Config\Configuration
+ */
+ private static $config;
/**
- * @brief Loads all configuration values of family into a cached storage.
+ * Initialize the config
*
- * All configuration values of the system are stored in global cache
- * which is available under the global variable $a->config
+ * @param Config\Configuration $config
+ */
+ public static function init(Config\Configuration $config)
+ {
+ self::$config = $config;
+ }
+
+ /**
+ * @brief Loads all configuration values of family into a cached storage.
*
- * @param string $family The category of the configuration value
+ * @param string $cat The category of the configuration value
*
* @return void
*/
- public static function load($family = "config")
+ public static function load($cat = "config")
{
- // We don't preload "system" anymore.
- // This reduces the number of database reads a lot.
- if ($family === 'system') {
- return;
- }
-
- $a = get_app();
-
- $r = dba::select('config', ['v', 'k'], ['cat' => $family]);
- while ($rr = dba::fetch($r)) {
- $k = $rr['k'];
- if ($family === 'config') {
- $a->config[$k] = $rr['v'];
- } else {
- $a->config[$family][$k] = $rr['v'];
- self::$cache[$family][$k] = $rr['v'];
- self::$in_db[$family][$k] = true;
- }
- }
- dba::close($r);
+ self::$config->load($cat);
}
/**
* @brief Get a particular user's config variable given the category name
* ($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.
- *
- * @param string $family The category of the configuration value
+ * @param string $cat The category of the configuration value
* @param string $key The configuration key to query
* @param mixed $default_value optional, The value to return if key is not set (default: null)
* @param boolean $refresh optional, If true the config is loaded from the db and not from the cache (default: false)
*
* @return mixed Stored value or null if it does not exist
*/
- public static function get($family, $key, $default_value = null, $refresh = false)
+ public static function get($cat, $key, $default_value = null, $refresh = false)
{
- $a = get_app();
-
- if (!$refresh) {
- // Do we have the cached value? Then return it
- if (isset(self::$cache[$family][$key])) {
- if (self::$cache[$family][$key] === '!<unset>!') {
- return $default_value;
- } else {
- return self::$cache[$family][$key];
- }
- }
- }
-
- $config = dba::selectFirst('config', ['v'], ['cat' => $family, 'k' => $key]);
- if (DBM::is_result($config)) {
- // manage array value
- $val = (preg_match("|^a:[0-9]+:{.*}$|s", $config['v']) ? unserialize($config['v']) : $config['v']);
-
- // Assign the value from the database to the cache
- self::$cache[$family][$key] = $val;
- self::$in_db[$family][$key] = true;
- return $val;
- } elseif (isset($a->config[$family][$key])) {
- // Assign the value (mostly) from the .htconfig.php to the cache
- self::$cache[$family][$key] = $a->config[$family][$key];
- self::$in_db[$family][$key] = false;
-
- return $a->config[$family][$key];
- }
-
- self::$cache[$family][$key] = '!<unset>!';
- self::$in_db[$family][$key] = false;
-
- return $default_value;
+ return self::$config->get($cat, $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 $uid.
+ * Stores a config value ($value) in the category ($cat) under the key ($key)
*
* Note: Please do not store booleans - convert to 0/1 integer values!
*
- * @param string $family The category of the configuration value
+ * @param string $cat The category of the configuration value
* @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, $value)
+ public static function set($cat, $key, $value)
{
- $a = get_app();
-
- // We store our setting values in a string variable.
- // So we have to do the conversion here so that the compare below works.
- // The exception are array values.
- $dbvalue = (!is_array($value) ? (string)$value : $value);
-
- $stored = self::get($family, $key, null, true);
-
- if (($stored === $dbvalue) && self::$in_db[$family][$key]) {
- return true;
- }
-
- if ($family === 'config') {
- $a->config[$key] = $dbvalue;
- } elseif ($family != 'system') {
- $a->config[$family][$key] = $dbvalue;
- }
-
- // Assign the just added value to the cache
- self::$cache[$family][$key] = $dbvalue;
-
- // manage array value
- $dbvalue = (is_array($value) ? serialize($value) : $dbvalue);
-
- $ret = dba::update('config', ['v' => $dbvalue], ['cat' => $family, 'k' => $key], true);
-
- if ($ret) {
- self::$in_db[$family][$key] = true;
- return $value;
- }
- return $ret;
+ return self::$config->set($cat, $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.
- *
- * @param string $family The category of the configuration value
+ * @param string $cat The category of the configuration value
* @param string $key The configuration key to delete
*
- * @return mixed
+ * @return bool
*/
- public static function delete($family, $key)
+ public static function delete($cat, $key)
{
- if (isset(self::$cache[$family][$key])) {
- unset(self::$cache[$family][$key]);
- unset(self::$in_db[$family][$key]);
- }
-
- $ret = dba::delete('config', ['cat' => $family, 'k' => $key]);
-
- return $ret;
+ return self::$config->delete($cat, $key);
}
}
projects / friendica.git / blobdiff