*/ class JITConfigAdapter extends AbstractDbaConfigAdapter implements IConfigAdapter { private $in_db; /** * {@inheritdoc} */ public function load($cat = "config") { $return = []; if (!$this->isConnected()) { return $return; } // We don't preload "system" anymore. // This reduces the number of database reads a lot. if ($cat === 'system') { return $return; } $configs = DBA::select('config', ['v', 'k'], ['cat' => $cat]); while ($config = DBA::fetch($configs)) { $key = $config['k']; $return[$key] = $config['v']; $this->in_db[$cat][$key] = true; } DBA::close($configs); return [$cat => $config]; } /** * {@inheritdoc} */ public function get($cat, $key) { if (!$this->isConnected()) { return '!!'; } $config = DBA::selectFirst('config', ['v'], ['cat' => $cat, 'k' => $key]); if (DBA::isResult($config)) { // manage array value $value = (preg_match("|^a:[0-9]+:{.*}$|s", $config['v']) ? unserialize($config['v']) : $config['v']); $this->in_db[$cat][$key] = true; return $value; } else { $this->in_db[$cat][$key] = false; return '!!'; } } /** * {@inheritdoc} */ public function set($cat, $key, $value) { if (!$this->isConnected()) { return false; } // 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 = $this->get($cat, $key); if (!isset($this->in_db[$cat])) { $this->in_db[$cat] = []; } if (!isset($this->in_db[$cat][$key])) { $this->in_db[$cat][$key] = false; } if (($stored === $dbvalue) && $this->in_db[$cat][$key]) { return true; } // manage array value $dbvalue = (is_array($value) ? serialize($value) : $dbvalue); $result = DBA::update('config', ['v' => $dbvalue], ['cat' => $cat, 'k' => $key], true); $this->in_db[$cat][$key] = $result; return $result; } /** * {@inheritdoc} */ public function delete($cat, $key) { if (!$this->isConnected()) { return false; } if (isset($this->cache[$cat][$key])) { unset($this->in_db[$cat][$key]); } $result = DBA::delete('config', ['cat' => $cat, 'k' => $key]); return $result; } }