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controller work.

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This commit is contained in:
Qiang Xue
2012-05-05 13:30:33 -04:00
parent cc0be8ad18
commit c1cb99ab37
4 changed files with 119 additions and 261 deletions
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29
framework/base/Action.php
View File

@@ -35,21 +35,26 @@ class Action extends Component
public $controller;
/**
* Runs the action with the supplied parameters.
* This method is invoked by the controller.
* @param array $params the input parameters in terms of name-value pairs.
* @return boolean whether the input parameters are valid
* @param string $id the ID of this action
* @param Controller $controller the controller that owns this action
*/
public function runWithParams($params)
public function __construct($id, $controller)
{
$this->id = $id;
$this->controller = $controller;
}
/**
* Normalizes the input parameters for the action.
* The parameters will later be passed to the `run()` method of the action.
* This method is mainly called by the controller when running an action.
* @param array $params the input parameters in terms of name-value pairs.
* @return array|boolean the normalized parameters, or false if the input parameters are invalid.
*/
public function normalizeParams($params)
{
$method = new \ReflectionMethod($this, 'run');
$params = $this->normalizeParamsByMethod($method, $params);
if ($params !== false) {
call_user_func_array(array($this, 'run'), $params);
return true;
} else {
return false;
}
return $this->normalizeParamsByMethod($method, $params);
}
/**

22
framework/base/Application.php
View File

@@ -89,6 +89,11 @@ class Application extends Module
* @see language
*/
public $sourceLanguage = 'en_us';
/**
* @var array IDs of application components that need to be loaded when the application starts.
* The default value is `array('errorHandler')`, which loads the [[errorHandler]] component
* to ensure errors and exceptions can be handled nicely.
*/
public $preload = array('errorHandler');
public $localeDataPath = '@yii/i18n/data';
@@ -99,12 +104,14 @@ class Application extends Module
/**
* Constructor.
* @param string $id the ID of this application. The ID should uniquely identify the application from others.
* @param string $basePath the base path of this application. This should point to
* the directory containing all application logic, template and data.
*/
public function __construct($basePath)
public function __construct($id, $basePath)
{
\Yii::$application = $this;
$this->id = $id;
$this->setBasePath($basePath);
\Yii::setAlias('application', $this->getBasePath());
$this->registerCoreComponents();
@@ -176,19 +183,6 @@ class Application extends Module
$this->trigger('afterRequest');
}
/**
* Returns the unique identifier for the application.
* @return string the unique identifier for the application.
*/
public function getId()
{
if (($id = parent::getId()) === null) {
$id = sprintf('%x', crc32($this->getBasePath() . $this->name));
$this->setId($id);
}
return $id;
}
/**
* Returns the directory that stores runtime files.
* @return string the directory that stores runtime files. Defaults to 'protected/runtime'.

279
framework/base/Controller.php
View File

@@ -65,27 +65,31 @@ namespace yii\base;
*/
abstract class Controller extends Component implements Initable
{
/**
* @var string ID of this controller
*/
public $id;
/**
* @var Module $module the module that this controller belongs to.
*/
public $module;
/**
* @var string the name of the default action. Defaults to 'index'.
*/
public $defaultAction = 'index';
private $_id;
/**
* @var Action the action that is currently being executed
*/
public $action;
private $_module;
/**
* @param string $id id of this controller
* @param CWebModule $module the module that this controller belongs to.
* @param string $id ID of this controller
* @param Module $module the module that this controller belongs to.
*/
public function __construct($id, $module = null)
public function __construct($id, $module)
{
$this->_id = $id;
$this->_module = $module;
$this->id = $id;
$this->module = $module;
}
/**
@@ -100,49 +104,26 @@ abstract class Controller extends Component implements Initable
/**
* Returns a list of external action classes.
* Array keys are action IDs, and array values are the corresponding
* action class in dot syntax (e.g. 'edit'=>'application.controllers.article.EditArticle')
* or arrays representing the configuration of the actions, such as the following,
* <pre>
* action class names or action configuration arrays. For example,
*
* ~~~
* return array(
* 'action1'=>'path.to.Action1Class',
* 'action2'=>array(
* 'class'=>'path.to.Action2Class',
* 'property1'=>'value1',
* 'property2'=>'value2',
* ),
* 'action1'=>'@application/components/Action1',
* 'action2'=>array(
* 'class'=>'@application/components/Action2',
* 'property1'=>'value1',
* 'property2'=>'value2',
* ),
* );
* </pre>
* ~~~
*
* [[\Yii::createObject()]] will be invoked to create the requested action
* using the configuration provided here.
*
* Derived classes may override this method to declare external actions.
*
* Note, in order to inherit actions defined in the parent class, a child class needs to
* merge the parent actions with child actions using functions like array_merge().
*
* You may import actions from an action provider
* (such as a widget, see {@link CWidget::actions}), like the following:
* <pre>
* return array(
* ...other actions...
* // import actions declared in ProviderClass::actions()
* // the action IDs will be prefixed with 'pro.'
* 'pro.'=>'path.to.ProviderClass',
* // similar as above except that the imported actions are
* // configured with the specified initial property values
* 'pro2.'=>array(
* 'class'=>'path.to.ProviderClass',
* 'action1'=>array(
* 'property1'=>'value1',
* ),
* 'action2'=>array(
* 'property2'=>'value2',
* ),
* ),
* )
* </pre>
*
* In the above, we differentiate action providers from other action
* declarations by the array keys. For action providers, the array keys
* must contain a dot. As a result, an action ID 'pro2.action1' will
* be resolved as the 'action1' action declared in the 'ProviderClass'.
* merge the parent actions with child actions using functions like `array_merge()`.
*
* @return array list of external action classes
* @see createAction
@@ -153,73 +134,47 @@ abstract class Controller extends Component implements Initable
}
/**
* Runs the named action.
* Filters specified via {@link filters()} will be applied.
* Creates an action with the specified ID and runs it.
* If the action does not exist, [[missingAction()]] will be invoked.
* @param string $actionID action ID
* @throws CHttpException if the action does not exist or the action name is not proper.
* @see filters
* @return integer the exit status of the action. 0 means normal, other values mean abnormal.
* @see createAction
* @see runAction
* @see missingAction
*/
public function run($actionID)
{
if (($action = $this->createAction($actionID)) !== null) {
if (($parent = $this->getModule()) === null) {
$parent = Yii::app();
}
if ($parent->beforeControllerAction($this, $action)) {
$this->runActionWithFilters($action, $this->filters());
$parent->afterControllerAction($this, $action);
}
}
else
{
return $this->runAction($action);
} else {
$this->missingAction($actionID);
return 1;
}
}
/**
* Runs an action with the specified filters.
* A filter chain will be created based on the specified filters
* and the action will be executed then.
* @param Action $action the action to be executed.
* @param array $filters list of filters to be applied to the action.
* @see filters
* @see createAction
* @see runAction
*/
public function runActionWithFilters($action, $filters)
{
if (empty($filters)) {
$this->runAction($action);
}
else
{
$priorAction = $this->action;
$this->action = $action;
CFilterChain::create($this, $action, $filters)->run();
$this->action = $priorAction;
}
}
/**
* Runs the action after passing through all filters.
* This method is invoked by {@link runActionWithFilters} after all possible filters have been executed
* and the action starts to run.
* Runs the action.
* @param Action $action action to run
* @return integer the exit status of the action. 0 means normal, other values mean abnormal.
*/
public function runAction($action)
{
$priorAction = $this->action;
$this->action = $action;
if ($this->beforeAction($action)) {
if ($action->runWithParams($this->getActionParams())) {
$this->afterAction($action);
$exitStatus = 1;
if ($this->authorize($action)) {
$params = $action->normalizeParams($this->getActionParams());
if ($params !== false) {
if ($this->beforeAction($action)) {
$exitStatus = (int)call_user_func_array(array($action, 'run'), $params);
$this->afterAction($action);
}
} else {
$this->invalidActionParams($action);
}
}
$this->action = $priorAction;
return $exitStatus;
}
/**
@@ -235,21 +190,10 @@ abstract class Controller extends Component implements Initable
}
/**
* This method is invoked when the request parameters do not satisfy the requirement of the specified action.
* The default implementation will throw a 400 HTTP exception.
* @param Action $action the action being executed
* @throws HttpException a 400 HTTP exception
*/
public function invalidActionParams($action)
{
throw new HttpException(400, \Yii::t('yii', 'Your request is invalid.'));
}
/**
* Creates the action instance based on the action name.
* Creates the action instance based on the action ID.
* The action can be either an inline action or an object.
* The latter is created by looking up the action map specified in {@link actions}.
* @param string $actionID ID of the action. If empty, the {@link defaultAction default action} will be used.
* The latter is created by looking up the action map specified in [[actions]].
* @param string $actionID ID of the action. If empty, it will take the value of [[defaultAction]].
* @return Action the action instance, null if the action does not exist.
* @see actions
*/
@@ -258,77 +202,26 @@ abstract class Controller extends Component implements Initable
if ($actionID === '') {
$actionID = $this->defaultAction;
}
if (method_exists($this, 'action' . $actionID) && strcasecmp($actionID, 's')) // we have actions method
{
return new CInlineAction($this, $actionID);
}
else
{
$action = $this->createActionFromMap($this->actions(), $actionID, $actionID);
if ($action !== null && !method_exists($action, 'run')) {
throw new CException(Yii::t('yii', 'Action class {class} must implement the "run" method.', array('{class}' => get_class($action))));
if (method_exists($this, 'action' . $actionID) && strcasecmp($actionID, 's')) {
return new InlineAction($actionID, $this);
} else {
$actions = $this->actions();
if (isset($actions[$actionID])) {
return \Yii::createObject($actions[$actionID], $actionID, $this);
}
return $action;
}
return null;
}
/**
* Creates the action instance based on the action map.
* This method will check to see if the action ID appears in the given
* action map. If so, the corresponding configuration will be used to
* create the action instance.
* @param array $actionMap the action map
* @param string $actionID the action ID that has its prefix stripped off
* @param string $requestActionID the originally requested action ID
* @param array $config the action configuration that should be applied on top of the configuration specified in the map
* @return Action the action instance, null if the action does not exist.
* This method is invoked when the request parameters do not satisfy the requirement of the specified action.
* The default implementation will throw an exception.
* @param Action $action the action being executed
* @throws Exception whenever this method is invoked
*/
protected function createActionFromMap($actionMap, $actionID, $requestActionID, $config = array())
public function invalidActionParams($action)
{
if (($pos = strpos($actionID, '.')) === false && isset($actionMap[$actionID])) {
$baseConfig = is_array($actionMap[$actionID]) ? $actionMap[$actionID] : array('class' => $actionMap[$actionID]);
return Yii::createComponent(empty($config) ? $baseConfig : array_merge($baseConfig, $config), $this, $requestActionID);
}
else {
if ($pos === false) {
return null;
}
}
// the action is defined in a provider
$prefix = substr($actionID, 0, $pos + 1);
if (!isset($actionMap[$prefix])) {
return null;
}
$actionID = (string)substr($actionID, $pos + 1);
$provider = $actionMap[$prefix];
if (is_string($provider)) {
$providerType = $provider;
}
else {
if (is_array($provider) && isset($provider['class'])) {
$providerType = $provider['class'];
if (isset($provider[$actionID])) {
if (is_string($provider[$actionID])) {
$config = array_merge(array('class' => $provider[$actionID]), $config);
}
else
{
$config = array_merge($provider[$actionID], $config);
}
}
}
else
{
throw new CException(Yii::t('yii', 'Object configuration must be an array containing a "class" element.'));
}
}
$class = Yii::import($providerType, true);
$map = call_user_func(array($class, 'actions'));
return $this->createActionFromMap($map, $actionID, $requestActionID, $config);
throw new Exception(\Yii::t('yii', 'Your request is invalid.'));
}
/**
@@ -336,52 +229,29 @@ abstract class Controller extends Component implements Initable
* This method is invoked when the controller cannot find the requested action.
* The default implementation simply throws an exception.
* @param string $actionID the missing action name
* @throws CHttpException whenever this method is invoked
* @throws Exception whenever this method is invoked
*/
public function missingAction($actionID)
{
throw new CHttpException(404, Yii::t('yii', 'The system is unable to find the requested action "{action}".',
throw new Exception(\Yii::t('yii', 'The system is unable to find the requested action "{action}".',
array('{action}' => $actionID == '' ? $this->defaultAction : $actionID)));
}
/**
* @return string ID of the controller
*/
public function getId()
{
return $this->_id;
}
/**
* @return string the controller ID that is prefixed with the module ID (if any).
*/
public function getUniqueId()
{
return $this->_module ? $this->_module->getId() . '/' . $this->_id : $this->_id;
return $this->module instanceof Application ? $this->id : $this->module->getUniqueId() . '/' . $this->id;
}
/**
* Returns the route of the current request.
* @return string the route (module ID, controller ID and action ID) of the current request.
* @since 1.1.0
*/
public function getRoute()
{
if (($action = $this->getAction()) !== null) {
return $this->getUniqueId() . '/' . $action->getId();
}
else
{
return $this->getUniqueId();
}
}
/**
* @return CWebModule the module that this controller belongs to. It returns null
* if the controller does not belong to any module
*/
public function getModule()
{
return $this->_module;
return $this->action !== null ? $this->getUniqueId() . '/' . $this->action->id : $this->getUniqueId();
}
/**
@@ -392,22 +262,19 @@ abstract class Controller extends Component implements Initable
* with module ID (optional in the current module), controller ID and action ID. If the former, the action is assumed
* to be located within the current controller.
* @param boolean $exit whether to end the application after this call. Defaults to true.
* @since 1.1.0
*/
public function forward($route, $exit = true)
{
if (strpos($route, '/') === false) {
$this->run($route);
}
else
{
if ($route[0] !== '/' && ($module = $this->getModule()) !== null) {
$route = $module->getId() . '/' . $route;
$status = $this->run($route);
} else {
if ($route[0] !== '/' && !$this->module instanceof Application) {
$route = '/' . $this->module->getUniqueId() . '/' . $route;
}
Yii::app()->runController($route);
$status = \Yii::$application->runController($route);
}
if ($exit) {
Yii::app()->end();
\Yii::$application->end($status);
}
}

50
framework/base/Module.php
View File

@@ -14,9 +14,9 @@ namespace yii\base;
*
* Module mainly manages application components and sub-modules that belongs to a module.
*
* @property string $id The module ID.
* @property string $uniqueId An ID that uniquely identifies this module among all modules within
* the current application.
* @property string $basePath The root directory of the module. Defaults to the directory containing the module class.
* @property Module|null $parentModule The parent module. Null if this module does not have a parent.
* @property array $modules The configuration of the currently installed modules (module ID => configuration).
* @property array $components The application components (indexed by their IDs).
* @property array $import List of aliases to be imported. This property is write-only.
@@ -35,10 +35,16 @@ abstract class Module extends Component implements Initable
* @var array the IDs of the application components that should be preloaded when this module is created.
*/
public $preload = array();
/**
* @var string an ID that uniquely identifies this module among other modules which have the same [[parent]].
*/
public $id;
/**
* @var Module the parent module of this module. Null if this module does not have a parent.
*/
public $module;
private $_id;
private $_basePath;
private $_parentModule;
private $_modules = array();
private $_components = array();
@@ -49,8 +55,8 @@ abstract class Module extends Component implements Initable
*/
public function __construct($id, $parent = null)
{
$this->_id = $id;
$this->_parentModule = $parent;
$this->id = $id;
$this->module = $parent;
}
/**
@@ -93,26 +99,21 @@ abstract class Module extends Component implements Initable
*/
public function init()
{
\Yii::setAlias('@' . $this->getId(), $this->getBasePath());
\Yii::setAlias('@' . $this->id, $this->getBasePath());
$this->preloadComponents();
}
/**
* Returns the module ID.
* @return string the module ID.
* Returns an ID that uniquely identifies this module among all modules within the current application.
* @return string the unique ID of the module.
*/
public function getId()
public function getUniqueId()
{
return $this->_id;
}
/**
* Sets the module ID.
* @param string $id the module ID
*/
public function setId($id)
{
$this->_id = $id;
if ($this->module && !$this->module instanceof Application) {
return $this->module->getUniqueId() . "/{$this->id}";
} else {
return $this->id;
}
}
/**
@@ -179,15 +180,6 @@ abstract class Module extends Component implements Initable
}
}
/**
* Returns the parent module.
* @return Module|null the parent module. Null is returned if this module does not have a parent.
*/
public function getParentModule()
{
return $this->_parentModule;
}
/**
* Checks whether the named module exists.
* @param string $id module ID