Erstes Yii Projekt

1 files changed, 77 insertions, 0 deletions

diff --git a/protected/models/LoginForm.php b/protected/models/LoginForm.php
new file mode 100644
index 0000000..eb36e4a
--- /dev/null
+++ b/protected/models/LoginForm.php
@@ -0,0 +1,77 @@
+<?php
+
+/**
+ * LoginForm class.
+ * LoginForm is the data structure for keeping
+ * user login form data. It is used by the 'login' action of 'SiteController'.
+ */
+class LoginForm extends CFormModel
+{
+	public $username;
+	public $password;
+	public $rememberMe;
+
+	private $_identity;
+
+	/**
+	 * Declares the validation rules.
+	 * The rules state that username and password are required,
+	 * and password needs to be authenticated.
+	 */
+	public function rules()
+	{
+		return array(
+			// username and password are required
+			array('username, password', 'required'),
+			// rememberMe needs to be a boolean
+			array('rememberMe', 'boolean'),
+			// password needs to be authenticated
+			array('password', 'authenticate'),
+		);
+	}
+
+	/**
+	 * Declares attribute labels.
+	 */
+	public function attributeLabels()
+	{
+		return array(
+			'rememberMe'=>'Remember me next time',
+		);
+	}
+
+	/**
+	 * Authenticates the password.
+	 * This is the 'authenticate' validator as declared in rules().
+	 */
+	public function authenticate($attribute,$params)
+	{
+		if(!$this->hasErrors())
+		{
+			$this->_identity=new UserIdentity($this->username,$this->password);
+			if(!$this->_identity->authenticate())
+				$this->addError('password','Incorrect username or password.');
+		}
+	}
+
+	/**
+	 * Logs in the user using the given username and password in the model.
+	 * @return boolean whether login is successful
+	 */
+	public function login()
+	{
+		if($this->_identity===null)
+		{
+			$this->_identity=new UserIdentity($this->username,$this->password);
+			$this->_identity->authenticate();
+		}
+		if($this->_identity->errorCode===UserIdentity::ERROR_NONE)
+		{
+			$duration=$this->rememberMe ? 3600*24*30 : 0; // 30 days
+			Yii::app()->user->login($this->_identity,$duration);
+			return true;
+		}
+		else
+			return false;
+	}
+}