Update Config class with adapter

This commit is contained in:
Hypolite Petovan 2018-03-03 12:10:55 -05:00
parent d760d33989
commit 6fec043375
2 changed files with 32 additions and 96 deletions

View file

@ -78,6 +78,7 @@ if (!$install) {
exit(); exit();
} }
Config::init();
Session::init(); Session::init();
Addon::loadHooks(); Addon::loadHooks();
Addon::callHooks('init_1'); Addon::callHooks('init_1');

View file

@ -8,26 +8,35 @@
*/ */
namespace Friendica\Core; namespace Friendica\Core;
use Friendica\Database\DBM; use Friendica\BaseObject;
use dba; use Friendica\Core\Config;
require_once 'include/dba.php'; require_once 'include/dba.php';
/** /**
* @brief Arbitrary sytem configuration storage * @brief Arbitrary system configuration storage
* *
* Note: * Note:
* If we ever would decide to return exactly the variable type as entered, * If we ever would decide to return exactly the variable type as entered,
* we will have fun with the additional features. :-) * 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 class Config extends BaseObject
{ {
private static $cache; /**
private static $in_db; * @var Friendica\Core\Config\IConfigAdapter
*/
private static $adapter = null;
public static function init()
{
$a = self::getApp();
if (isset($a->config['system']['config_adapter']) && $a->config['system']['config_adapter'] == 'preload') {
self::$adapter = new Config\PreloadConfigAdapter();
} else {
self::$adapter = new Config\JITConfigAdapter();
}
}
/** /**
* @brief Loads all configuration values of family into a cached storage. * @brief Loads all configuration values of family into a cached storage.
@ -41,26 +50,11 @@ class Config
*/ */
public static function load($family = "config") public static function load($family = "config")
{ {
// We don't preload "system" anymore. if (empty(self::$adapter)) {
// This reduces the number of database reads a lot. self::init();
if ($family === 'system') {
return;
} }
$a = get_app(); self::$adapter->load($family);
$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($r);
} }
/** /**
@ -84,40 +78,11 @@ class Config
*/ */
public static function get($family, $key, $default_value = null, $refresh = false) public static function get($family, $key, $default_value = null, $refresh = false)
{ {
$a = get_app(); if (empty(self::$adapter)) {
self::init();
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' => $key]); return self::$adapter->get($family, $key, $default_value, $refresh);
if (DBM::is_result($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 $default_value;
} }
/** /**
@ -136,38 +101,11 @@ class Config
*/ */
public static function set($family, $key, $value) public static function set($family, $key, $value)
{ {
$a = get_app(); if (empty(self::$adapter)) {
self::init();
// 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 ($family === 'config') { return self::$adapter->set($family, $key, $value);
$a->config[$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 $ret;
} }
/** /**
@ -183,13 +121,10 @@ class Config
*/ */
public static function delete($family, $key) public static function delete($family, $key)
{ {
if (isset(self::$cache[$family][$key])) { if (empty(self::$adapter)) {
unset(self::$cache[$family][$key]); self::init();
unset(self::$in_db[$family][$key]);
} }
$ret = dba::delete('config', ['cat' => $family, 'k' => $key]); return self::$adapter->delete($family, $key);
return $ret;
} }
} }