/**
* Store instance in master config.
* @param W3_ConfigData $compiled_config
*/
private function _put_instance_value_in_config($compiled_config)
{
if (!isset($compiled_config->data['common.instance_id']) || $compiled_config->data['common.instance_id'] == 0) {
// read common.instance_id from master config
/**
* @var $keys
*/
include W3TC_LIB_W3_DIR . '/ConfigKeys.php';
$config2 = new W3_ConfigData($keys);
$config2->read($this->_get_config_filename(true, false));
if (isset($config2->data['common.instance_id']) && $config2->data['common.instance_id'] != 0) {
$compiled_config->data['common.instance_id'] = $config2->data['common.instance_id'];
}
}
}
/**
* Overloads the current ConfigWriter with found legacy values and saves to config file.
*/
public function import_legacy_config_and_save()
{
if ($this->own_config_exists()) {
return;
}
/**
* defines $keys with descriptors
* @var array $keys config keys
*/
include W3TC_LIB_W3_DIR . '/ConfigKeys.php';
$compiled_config = new W3_ConfigData($keys);
$compiled_config->set_defaults();
$config_admin = w3_instance('W3_ConfigAdmin');
$data = $this->_import_legacy_config($compiled_config);
if (!is_null($data)) {
$master_data = array();
if ($this->_blog_id != 0 && w3_is_network()) {
$master_config = new W3_ConfigData($keys);
$master_config->read($this->_get_config_filename(true));
$master_data = $master_config->data;
}
foreach ($data as $key => $value) {
if ($master_data && isset($master_data[$key]) && $master_data[$key] === $value) {
continue;
}
if (!$this->_key_sealed($key, $this->_data->data, $config_admin, $value)) {
$this->_data->set($key, $value);
}
}
// Since configs don't exist create them.
$this->save();
$config_admin->save();
}
}
