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45 lines
1.4 KiB
45 lines
1.4 KiB
13 years ago
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<?php
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/**
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* @link http://www.yiiframework.com/
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* @copyright Copyright (c) 2008 Yii Software LLC
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* @license http://www.yiiframework.com/license/
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*/
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namespace yii\web;
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/**
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*
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* @author Qiang Xue <qiang.xue@gmail.com>
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* @since 2.0
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*/
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interface Identity
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{
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/**
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* Returns an ID that can uniquely identify a user identity.
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* The returned ID can be a string, an integer, or any serializable data.
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* @return mixed an ID that uniquely identifies a user identity.
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*/
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public function getId();
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/**
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* Returns a key that can be used to check the validity of a given identity ID.
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* The space of such keys should be big and random enough to defeat potential identity attacks.
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* The returned key can be a string, an integer, or any serializable data.
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* @return mixed a key that is used to check the validity of a given identity ID.
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* @see validateAuthKey()
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*/
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public function getAuthKey();
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/**
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* Validates the given auth key.
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* @param string $authKey the given auth key
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* @return boolean whether the given auth key is valid.
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* @see getAuthKey()
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*/
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public function validateAuthKey($authKey);
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/**
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* Finds an identity by the given ID.
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* @param mixed $id the ID to be looked for
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* @return Identity the identity object that matches the given ID.
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* Null should be returned if such an identity cannot be found.
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*/
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public static function findIdentity($id);
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}
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