Added LogIn (pw in db)

www/protected/controllers/SiteController.php

@@ -57,8 +57,41 @@ class SiteController extends Controller
 			$data['model'] = new SendMailForm();
 		}
 
-
-
 		$this->render('about', $data);
 	}
+
+	/**
+	 * Displays the login page
+	 */
+	public function actionLogin()
+	{
+		$model=new LoginForm;
+
+		// if it is ajax validation request
+		if(isset($_POST['ajax']) && $_POST['ajax']==='login-form')
+		{
+			echo TbActiveForm::validate($model);
+			Yii::app()->end();
+		}
+
+		// collect user input data
+		if(isset($_POST['LoginForm']))
+		{
+			$model->attributes=$_POST['LoginForm'];
+			// validate user input and redirect to the previous page if valid
+			if($model->validate() && $model->login())
+				$this->redirect(Yii::app()->user->returnUrl);
+		}
+		// display the login form
+		$this->render('login', array('model'=>$model));
+	}
+
+	/**
+	 * Logs out the current user and redirect to homepage.
+	 */
+	public function actionLogout()
+	{
+		Yii::app()->user->logout();
+		$this->redirect(Yii::app()->homeUrl);
+	}
 }