CDbException

410      * @return mixed the first row (in terms of an array) of the query result, false if no result.
411      * @throws CException execution failed
412      */
413     public function queryRow($fetchAssociative=true,$params=array())
414     {
415         return $this->queryInternal('fetch',$fetchAssociative ? $this->_fetchMode : PDO::FETCH_NUM, $params);
416     }
417 
418     /**
419      * Executes the SQL statement and returns the value of the first column in the first row of data.
420      * This is a convenient method of {@link query} when only a single scalar

1673         $criteria->select='1';
1674         $criteria->limit=1;
1675         $this->applyScopes($criteria);
1676 
1677         if(empty($criteria->with))
1678             return $builder->createFindCommand($table,$criteria,$this->getTableAlias(false, false))->queryRow()!==false;
1679         else
1680         {
1681             $criteria->select='*';
1682             $finder=$this->getActiveFinder($criteria->with);
1683             return $finder->count($criteria)>0;

106         $valueParamName = CDbCriteria::PARAM_PREFIX.CDbCriteria::$paramCount++;
107         $criteria->addCondition($this->caseSensitive ? "{$tableAlias}.{$columnName}={$valueParamName}" : "LOWER({$tableAlias}.{$columnName})=LOWER({$valueParamName})");
108         $criteria->params[$valueParamName] = $value;
109 
110         if(!$object instanceof CActiveRecord || $object->isNewRecord || $object->tableName()!==$finder->tableName())
111             $exists=$finder->exists($criteria);
112         else
113         {
114             $criteria->limit=2;
115             $objects=$finder->findAll($criteria);
116             $n=count($objects);

196         else
197             $attributes=$this->attributes;
198         foreach($attributes as $attribute)
199         {
200             if(!$this->skipOnError || !$object->hasErrors($attribute))
201                 $this->validateAttribute($object,$attribute);
202         }
203     }
204 
205     /**
206      * Returns the JavaScript needed for performing client-side validation.

154         if($clearErrors)
155             $this->clearErrors();
156         if($this->beforeValidate())
157         {
158             foreach($this->getValidators() as $validator)
159                 $validator->validate($this,$attributes);
160             $this->afterValidate();
161             return !$this->hasErrors();
162         }
163         else
164             return false;

805      * meaning all attributes that are loaded from DB will be saved.
806      * @return boolean whether the saving succeeds
807      */
808     public function save($runValidation=true,$attributes=null)
809     {
810         if(!$runValidation || $this->validate($attributes))
811             return $this->getIsNewRecord() ? $this->insert($attributes) : $this->update($attributes);
812         else
813             return false;
814     }
815 

104             elseif($param->isDefaultValueAvailable())
105                 $ps[]=$param->getDefaultValue();
106             else
107                 return false;
108         }
109         $method->invokeArgs($object,$ps);
110         return true;
111     }
112 }

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);
312         }
313         $this->_action=$priorAction;

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.

180     public function run()
181     {
182         if($this->hasEventHandler('onBeginRequest'))
183             $this->onBeginRequest(new CEvent($this));
184         register_shutdown_function(array($this,'end'),0,false);
185         $this->processRequest();
186         if($this->hasEventHandler('onEndRequest'))
187             $this->onEndRequest(new CEvent($this));
188     }
189 
190     /**