Yii2 Bootstrap 3
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<?php
/**
* @link http://www.yiiframework.com/
* @copyright Copyright (c) 2008 Yii Software LLC
* @license http://www.yiiframework.com/license/
*/
namespace yii\web;
use Yii;
use yii\base\Action;
use yii\base\InlineAction;
/**
* Controller is the base class of Web controllers.
*
*
* @author Qiang Xue <qiang.xue@gmail.com>
* @since 2.0
*/
class Controller extends \yii\base\Controller
{
/**
* Binds the parameters to the action.
* This method is invoked by [[Action]] when it begins to run with the given parameters.
* This method will check the parameter names that the action requires and return
* the provided parameters according to the requirement. If there is any missing parameter,
* an exception will be thrown.
* @param \yii\base\Action $action the action to be bound with parameters
* @param array $params the parameters to be bound to the action
* @return array the valid parameters that the action can run with.
* @throws HttpException if there are missing parameters.
*/
public function bindActionParams($action, $params)
{
if ($action instanceof InlineAction) {
$method = new \ReflectionMethod($this, $action->actionMethod);
} else {
$method = new \ReflectionMethod($action, 'run');
}
$args = array();
$missing = array();
foreach ($method->getParameters() as $param) {
$name = $param->getName();
if (array_key_exists($name, $params)) {
$args[] = $params[$name];
unset($params[$name]);
} elseif ($param->isDefaultValueAvailable()) {
$args[] = $param->getDefaultValue();
} else {
$missing[] = $name;
}
}
if (!empty($missing)) {
throw new HttpException(400, Yii::t('yii', 'Missing required parameters: {params}', array(
'{params}' => implode(', ', $missing),
)));
}
return $args;
}
/**
* Handles the return value of an action
* @param mixed $result
* @param Action $action
*/
protected function handleActionResult(&$result, $action)
{
$action->getResponse()->setContent($result);
}
/**
* Creates a URL using the given route and parameters.
*
* This method enhances [[UrlManager::createUrl()]] by supporting relative routes.
* A relative route is a route without a slash, such as "view". If the route is an empty
* string, [[route]] will be used; Otherwise, [[uniqueId]] will be prepended to a relative route.
*
* After this route conversion, the method This method calls [[UrlManager::createUrl()]]
* to create a URL.
*
* @param string $route the route. This can be either an absolute route or a relative route.
* @param array $params the parameters (name-value pairs) to be included in the generated URL
* @return string the created URL
*/
public function createUrl($route, $params = array())
{
if (strpos($route, '/') === false) {
// a relative route
$route = $route === '' ? $this->getRoute() : $this->getUniqueId() . '/' . $route;
}
return Yii::$app->getUrlManager()->createUrl($route, $params);
}
}