PHP delete_cookie函数代码示例

 public function index()
 {
     $this->load->helper('cookie');
     delete_cookie('login');
     $this->load->helper('url');
     redirect('/login/', 'refresh');
 }

	function _remap($segment)
	{
		$this->load->library('session');
		$this->session->sess_destroy();
		$this->load->module_library(FUEL_FOLDER, 'fuel_auth');
		$this->load->helper('cookie');
		$this->fuel_auth->logout();
		$config = array(
			'name' => $this->fuel_auth->get_fuel_trigger_cookie_name(),
			'path' => WEB_PATH
		);
		delete_cookie($config);
		
		$redirect = $this->config->item('logout_redirect', 'fuel');
		if ($redirect == ':last')
		{
			$this->load->helper('convert');
			
			// if ($segment == 'index')
			// {
			// 	$redirect = fuel_uri('login');
			// }
			// else
			// {
				$redirect = uri_safe_decode($segment);
			//}
		}
		redirect($redirect);
	}

 function clear_level($name = 'ci_user')
 {
     /*  Current CI instance, plus helper. */
     $CI =& get_instance();
     $CI->load->helper('cookie');
     delete_cookie($name);
 }

 public function __construct()
 {
     $CI =& get_instance();
     $this->u = $CI->input->cookie("scun", TRUE);
     $this->p = $CI->input->cookie("sctkn", TRUE);
     if ($this->u && $this->p) {
         $user = $CI->db->select(" users.`ID`, users.`name`, users.`email`, users.`access_level`,\n\t\t\t \t users.`default_ticket_category`, users.`email_notification`, \n\t\t\t \t users.`locked_category`")->where("email", $this->u)->where("token", $this->p)->get("users");
         if ($user->num_rows() == 0) {
             $this->loggedin = false;
         } else {
             $this->loggedin = true;
             $this->info = $user->row();
             if ($this->info->access_level == -1) {
                 $CI->load->helper("cookie");
                 $this->loggedin = false;
                 $CI->session->set_flashdata("globalmsg", "This account has been deactivated and can no longer be used.");
                 delete_cookie("scun");
                 delete_cookie("sctkn");
                 redirect(base_url());
             } elseif ($this->info->access_level == -2) {
                 $CI->load->helper("cookie");
                 $this->loggedin = false;
                 $CI->session->set_flashdata("globalmsg", "This account has been BANNED and can no longer be used.");
                 delete_cookie("scun");
                 delete_cookie("sctkn");
                 redirect(base_url());
             }
         }
     }
 }

 function returnTo($url)
 {
     $this->load->helper('cookie');
     $rt = get_cookie('return_to');
     delete_cookie('return_to');
     redirect($rt ? $rt : $url);
 }

 public function do_login($userinfo)
 {
     $this->session->unset_userdata('user');
     $this->load->helper('cookie');
     delete_cookie('p');
     $where = array('loginname' => $userinfo['username'], 'password' => md5($userinfo['password']));
     $query = $this->db->select('id, name, loginname, password, isenable')->where($where)->get('users');
     if ($query->num_rows() == 1) {
         $row = $query->row();
         if ($row->isenable == '0') {
             $this->say = array('success' => '0', 'message' => '该账户已被禁用');
         } else {
             $loginInfo = array('userId' => $row->id, 'userName' => $row->name);
             $query = $this->db->query('select DISTINCT privilegeid from ' . $this->db->dbprefix('group_privilege') . ' where groupid in (select groupid from ' . $this->db->dbprefix('user_group') . ' where userid = ' . $row->id . ')');
             //find all priivleges and write into the cookie be named 'p'
             $returnPrivileges = array();
             if ($query->num_rows() > 0) {
                 foreach ($query->result_array() as $p) {
                     $returnPrivileges[] = $p['privilegeid'];
                 }
                 $this->input->set_cookie('p', json_encode($returnPrivileges), 3600);
             } else {
                 $this->input->set_cookie('p', '', 3600);
             }
             $this->session->user = $loginInfo;
             $this->say = array('success' => '1', 'message' => $this->session->user);
         }
     } else {
         $this->say = array('success' => '0', 'message' => '用户名密码错误');
     }
     return $this->say;
 }

 public function login()
 {
     $username = $this->input->post('username');
     $password = $this->input->post('password');
     $remember_check = $this->input->post('remember_check');
     if (isset($remember_check)) {
         set_cookie('ck_username', $username, time() + 60);
         set_cookie('ck_password', $password, time() + 60);
         set_cookie('ck_remember', $remember_check, time() + 60);
     } else {
         delete_cookie('ck_username');
         delete_cookie('ck_password');
         delete_cookie('ck_remember');
     }
     $salt = '$2a$04$123456789123456789123$';
     $hashed_password = crypt($password, $salt);
     $where_arr = array('admin_name' => $username, 'admin_pass' => $hashed_password);
     $query = $this->db->get_where("tbl_admin", $where_arr);
     $row = $query->row_array();
     //คิวรี่ข้อมูลมาแสดงแค่รายการเดียว
     if (isset($row)) {
         $newdata = array('ses_admin_id' => $row['admin_id'], 'ses_admin_name' => $row['admin_name']);
         $this->session->set_userdata($newdata);
         // อัพเดทข้อมูลการล็อกอินของ admin เช่น ล็อกอินล่าสุด
         $update_data = array('admin_lastlogin	' => date("Y-m-d H:i:s"));
         $this->db->update('tbl_admin', $update_data, array('admin_id' => $row['admin_id']));
     }
     redirect('admin');
     // ไปหน้า admin
 }

 public function index()
 {
     delete_cookie('id');
     delete_cookie('key');
     session_destroy();
     redirect('/');
 }

 function logout()
 {
     delete_cookie('key', 'localhost', '/', 'mycookie_');
     delete_cookie('user', 'localhost', '/', 'mycookie_');
     $this->session->sess_destroy();
     redirect(site_url());
 }

 public function logout()
 {
     $this->session->sess_destroy();
     delete_cookie();
     redirect('admin/', 'refresh');
     exit;
 }

 public function admin_login_validation()
 {
     $this->form_validation->set_rules('password', 'Password', 'required|trim');
     $this->form_validation->set_rules('email', 'Email', 'required|valid_email|trim|callback_validate_credentials');
     if ($this->form_validation->run()) {
         $data = array('email' => $this->input->post('email'), 'is_logged_in' => 1);
         $this->session->set_userdata($data);
         if ($this->input->post('remember') !== null) {
             $cookie = array('name' => 'admin_jp_un', 'value' => $this->input->post('email'), 'expire' => time() + 100 * 24 * 60 * 60);
             $this->input->set_cookie($cookie);
             $cookie = array('name' => 'admin_jp_pw', 'value' => $this->input->post('password'), 'expire' => time() + 100 * 24 * 60 * 60);
             $this->input->set_cookie($cookie);
         } else {
             delete_cookie('admin_jp_un');
             delete_cookie('admin_jp_pw');
         }
         redirect('login/dashboard');
     } else {
         //echo 1; exit;
         //$this->login();
         //redirect('main/login');
         $this->load->view('admin/login');
     }
     //echo $_POST['email'];
     //echo $this->input->post('email');
 }

 public function view($page = 'home')
 {
     $this->load->model('api_model');
     $this->load->database();
     if (!file_exists(APPPATH . '/views/pages/' . $page . '.php')) {
         // Whoops, we don't have a page for that!
         die("<center><font face=tahoma><div dir=rtl>صفحه مورد نظر پیدا نشد.");
     }
     if ($page == "api") {
         $data['title'] = ucfirst($page);
         // Capitalize the first letter
         $this->load->view('pages/' . $page, $data);
         return;
     }
     $data['title'] = ucfirst($page);
     // Capitalize the first letter
     $this->load->view('templates/header', $data);
     if (null != get_cookie("username") && null != get_cookie("password") && null != get_cookie("name") && null != get_cookie("id")) {
         $u = get_cookie("username");
         $p = get_cookie("password");
         $query = $this->db->query("SELECT * FROM user WHERE email = '" . $u . "'  AND sha1(password)='" . $p . "'");
         if ($query->num_rows() < 1) {
             delete_cookie("username");
         }
         $this->load->view('pages/' . $page, $data);
     } else {
         $this->load->view('pages/home-nologin', $data);
     }
     $this->load->view('templates/footer', $data);
 }

 public function logout()
 {
     $this->session->unset_userdata('username');
     $cookiedata = array('name' => 'vp_username', 'value' => '', 'expire' => 0);
     delete_cookie($cookiedata);
     echo 1;
 }

 function logout()
 {
     unset($_SESSION['uatoken']);
     delete_cookie('uatoken');
     data('AUTHENTICATED', FALSE);
     redirect('/site-admin/');
 }

 public function deleteToken()
 {
     delete_cookie(self::TOKEN_COOKIE_NAME, null, -1, '/');
     if (!empty($_COOKIE[self::TOKEN_COOKIE_NAME])) {
         unset($_COOKIE[self::TOKEN_COOKIE_NAME]);
     }
 }