CDbException

325     public function setActive($value)
326     {
327         if($value!=$this->_active)
328         {
329             if($value)
330                 $this->open();
331             else
332                 $this->close();
333         }
334     }
335 

303      */
304     public function init()
305     {
306         parent::init();
307         if($this->autoConnect)
308             $this->setActive(true);
309     }
310 
311     /**
312      * Returns whether the DB connection is established.
313      * @return boolean whether the DB connection is established

382             if(!isset($config['enabled']) || $config['enabled'])
383             {
384                 Yii::trace("Loading \"$id\" application component",'system.CModule');
385                 unset($config['enabled']);
386                 $component=Yii::createComponent($config);
387                 $component->init();
388                 return $this->_components[$id]=$component;
389             }
390         }
391     }
392 

433      * Returns the database connection component.
434      * @return CDbConnection the database connection
435      */
436     public function getDb()
437     {
438         return $this->getComponent('db');
439     }
440 
441     /**
442      * Returns the error handler component.
443      * @return CErrorHandler the error handler application component.

618     {
619         if(self::$db!==null)
620             return self::$db;
621         else
622         {
623             self::$db=Yii::app()->getDb();
624             if(self::$db instanceof CDbConnection)
625                 return self::$db;
626             else
627                 throw new CDbException(Yii::t('yii','Active Record requires a "db" CDbConnection application component.'));
628         }

2304     public function __construct($model)
2305     {
2306         $this->_model=$model;
2307 
2308         $tableName=$model->tableName();
2309         if(($table=$model->getDbConnection()->getSchema()->getTable($tableName))===null)
2310             throw new CDbException(Yii::t('yii','The table "{table}" for active record class "{class}" cannot be found in the database.',
2311                 array('{class}'=>get_class($model),'{table}'=>$tableName)));
2312         if($table->primaryKey===null)
2313         {
2314             $table->primaryKey=$model->primaryKey();

382         if(isset(self::$_models[$className]))
383             return self::$_models[$className];
384         else
385         {
386             $model=self::$_models[$className]=new $className(null);
387             $model->_md=new CActiveRecordMetaData($model);
388             $model->attachBehaviors($model->behaviors());
389             return $model;
390         }
391     }
392 

397     public function getMetaData()
398     {
399         if($this->_md!==null)
400             return $this->_md;
401         else
402             return $this->_md=self::model(get_class($this))->_md;
403     }
404 
405     /**
406      * Refreshes the meta data for this AR class.
407      * By calling this method, this AR class will regenerate the meta data needed.

72         if($scenario===null) // internally used by populateRecord() and model()
73             return;
74 
75         $this->setScenario($scenario);
76         $this->setIsNewRecord(true);
77         $this->_attributes=$this->getMetaData()->attributeDefaults;
78 
79         $this->init();
80 
81         $this->attachBehaviors($this->behaviors());
82         $this->afterConstruct();

301      */
302     public function runAction($action)
303     {
304         $priorAction=$this->_action;
305         $this->_action=$action;
306         if($this->beforeAction($action))
307         {
308             if($action->runWithParams($this->getActionParams())===false)
309                 $this->invalidActionParams($action);
310             else
311                 $this->afterAction($action);

281      * @see runAction
282      */
283     public function runActionWithFilters($action,$filters)
284     {
285         if(empty($filters))
286             $this->runAction($action);
287         else
288         {
289             $priorAction=$this->_action;
290             $this->_action=$action;
291             CFilterChain::create($this,$action,$filters)->run();

260         {
261             if(($parent=$this->getModule())===null)
262                 $parent=Yii::app();
263             if($parent->beforeControllerAction($this,$action))
264             {
265                 $this->runActionWithFilters($action,$this->filters());
266                 $parent->afterControllerAction($this,$action);
267             }
268         }
269         else
270             $this->missingAction($actionID);

277         {
278             list($controller,$actionID)=$ca;
279             $oldController=$this->_controller;
280             $this->_controller=$controller;
281             $controller->init();
282             $controller->run($actionID);
283             $this->_controller=$oldController;
284         }
285         else
286             throw new CHttpException(404,Yii::t('yii','Unable to resolve the request "{route}".',
287                 array('{route}'=>$route===''?$this->defaultController:$route)));

136             foreach(array_splice($this->catchAllRequest,1) as $name=>$value)
137                 $_GET[$name]=$value;
138         }
139         else
140             $route=$this->getUrlManager()->parseUrl($this->getRequest());
141         $this->runController($route);
142     }
143 
144     /**
145      * Registers the core application components.
146      * This method overrides the parent implementation by registering additional core components.

164     public function run()
165     {
166         if($this->hasEventHandler('onBeginRequest'))
167             $this->onBeginRequest(new CEvent($this));
168         register_shutdown_function(array($this,'end'),0,false);
169         $this->processRequest();
170         if($this->hasEventHandler('onEndRequest'))
171             $this->onEndRequest(new CEvent($this));
172     }
173 
174     /**