php同时使用session和cookie来保存用户登录信息的实现代码
发布:smiling 来源: PHP粉丝网 添加日期:2021-08-03 16:39:55 浏览: 评论:0
下面小编就为大家带来一篇php同时使用session和cookie来保存用户登录信息的实现代码,小编觉得挺不错的,现在分享给大家,也给大家做个参考,一起跟随小编过来看看吧。
1、用户登录状态操作类UserLogin
- <?php
- final class UserLogin {
- public function __construct() {
- }
- public static function getUserInfo() {
- if (isset($_COOKIE["user_id"])&&$_COOKIE["user_id"]&&(trim($_COOKIE["user_id"])!="")) {
- if (isset($_SESSION["USER_INFO"]))
- return $_SESSION["USER_INFO"];
- $dao = new UserDao();
- $user = $dao->find($_COOKIE["user_id"]);
- if ($user) {
- $_SESSION["USER_INFO"] = $user;
- setcookie("docloud_sid", session_id(), time() + 36000);
- setcookie("user_id", $_COOKIE["user_id"], time() + 36000);
- if (array_key_exists("selected_prj_id", $_COOKIE))
- setcookie("selected_prj_id", $_COOKIE["selected_prj_id"], time() + 36000);
- if (array_key_exists("selected_class_id", $_COOKIE))
- setcookie("selected_class_id", $_COOKIE["selected_class_id"], time() + 36000);
- if (array_key_exists("selected_image_id", $_COOKIE))
- setcookie("selected_image_id", $_COOKIE["selected_image_id"], time() + 36000);
- if (array_key_exists("test_image_ids", $_COOKIE))
- setcookie("test_image_ids", $_COOKIE["test_image_ids"], time() + 36000);
- if (array_key_exists("upload_image_ids", $_COOKIE))
- setcookie("upload_image_ids", $_COOKIE["upload_image_ids"], time() + 36000);
- return $user;
- }
- }
- self::clearCookie();
- return null;
- }
- public static function setUserInfo($userInfo) {
- $_SESSION["USER_INFO"] = $userInfo;
- setcookie("docloud_sid", session_id(), time() + 36000);
- setcookie("user_id", $userInfo->getId(), time() + 36000);
- }
- public static function isLogin() {
- if (self::getUserInfo()) {
- return true;
- }
- return false;
- }
- public static function delUserInfo() {
- self::clearCookie();
- session_destroy();
- }
- private static function clearCookie() {
- setcookie("docloud_sid", "", time() - 36000);
- setcookie("user_id", "", time() - 36000);
- setcookie("selected_prj_id", "", time() - 36000);
- setcookie("selected_class_id", "", time() - 36000);
- setcookie("selected_image_id", "", time() - 36000);
- setcookie("test_image_ids", "", time() - 36000);
- setcookie("upload_image_ids", "", time() - 36000);
- }
- }
- ?>
2、在用户输入用户名、密码处调用来做相关判定
- <?php
- require_once 'Init.php';
- // if logged in, logout
- if (UserLogin::isLogin() && $_COOKIE["user_id"]==1) {
- UserLogin::delUserInfo();
- }
- else if (UserLogin::isLogin()){
- Utils::redirect('welcome');
- }
- $username = null;
- $password = null;
- $msg = "";
- if (isset($_POST['username']) && isset($_POST['password'])) {
- $username = addslashes(trim(stripslashes($_POST ['username'])));
- $password = addslashes(trim(stripslashes($_POST ['password'])));
- // validate
- $errors = LoginValidator::validate($username, $password);
- if (emptyempty($errors)) {
- // save
- $dao = new UserDao();
- $user = $dao->findByName($username);
- $last_login_ip = Utils::getIpAddress();
- $user->setLastLoginIp($last_login_ip);
- $now = new DateTime();
- $user->setLastLoginTime($now);
- $dao->save($user);
- UserLogin::setUserInfo($user);
- Flash::addFlash('登录成功!');
- Utils::redirect('welcome');
- }
- foreach ($errors as $e) {
- $msg .= $e->getMessage()."<br>";
- }
- }
- ?>
以上这篇php同时使用session和cookie来保存用户登录信息的实现代码就是小编分享给大家的全部内容了。
Tags: session cookie
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