/**
* @param Config $config
* @return Route
*/
public static function element($config)
{
$spec = $config->core();
$type = $config->value('type');
//
if ($type) {
$class = str_replace('~', __NAMESPACE__, $type);
$factory = "{$class}::factory";
if (is_callable($factory)) {
$route = $factory($config);
} else {
throw new Exception\RuntimeException("Factory [{$factory}] is not callable", 1);
}
if (!$route instanceof Route) {
throw new Exception\RuntimeException("Factory [{$factory}] did not resurn a Route instance", 2);
}
} elseif (isset($spec['regex'])) {
$route = RegexRoute::factory($config);
} elseif (isset($spec['path']) || isset($spec['domain'])) {
$route = SimpleRoute::factory($config);
} else {
$route = SegmentRoute::factory($config);
}
return $route;
}
/**
* @return boolean
*/
protected function tableExists()
{
$exists = null;
$table = $this->params->value('session_table');
if ($table) {
$db = $this->getDb();
try {
$status = $db->query("SELECT 1 FROM {$table} LIMIT 1");
$exists = (bool) $status;
} catch (PDOException $ex) {
$ex->getCode();
$exists = false;
}
}
return $exists;
}
/**
* @param Param $params
* @return object
* @throws Exception\RuntimeException
*/
protected function controllerInstance(Param\Node $params, Resources $context, &$class = null)
{
// Get the parameter values
$name = $params->value('controller');
if (!$name) {
throw new Exception\RuntimeException("Routing parameter 'controller' is empty", 5);
}
$class = $this->className($name);
$instance = null;
// Create the instance
if ($context && $context->has($class)) {
$instance = $context->get($class);
} elseif (class_exists($class, true)) {
$instance = new $class();
}
// Initialize
if (method_exists($instance, 'init')) {
$instance->init($context);
}
return $instance;
}
/**
* @param Model $model
* @param int $depth
* @param string|CssClass $base
* @return CssClass
*/
protected function itemClass(Model $model, $depth, $base)
{
$class = CssClass::cast($base);
$class->add($model->value('class'));
return $class;
}
/**
* @param int $status
* @param Param\Node $config
* @return string
*/
protected function defaultLayout($status, Param\Node $config)
{
if ($status && $status != 200) {
$layout = $config->value('error_layout', 'layout/error');
} else {
$layout = $config->value('default_layout', 'layout/default');
}
return $layout;
}
