如何在codeigniter中保存和提取会话数据 [英] How to save and extract session data in codeigniter
问题描述
我在验证控制器上保存会话中的一些数据,然后将此会话数据提取到user_activity模型中,并将会话数据插入活动表中。我的问题是只有在会话中保存的用户名数据,我可以在模型上提取会话后获取和插入用户名数据。我是Codeigniter的新人。因为这个原因很难找出问题。我试着几天找到的问题。但不幸的是我不能。所以请,任何人帮助我。感谢
I save some data in session on my verify controller then I extract this session data into user_activity model and insert session data into activity table. My problem is only username data saved in session and I can get and insert only username data after extracting session on model. I am new in Codeigniter. For this reason It’s very difficult to find out the problem. I am trying several days finding the problem. But unfortunately I can’t. So please, anyone help me. Thanks
VerifyLogin控制器:
VerifyLogin controller:
<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
session_start();
class VerifyLogin extends CI_Controller {
function __construct()
{
parent::__construct();
$this->load->model('user','',TRUE);
$this->load->model('user_activity','',TRUE);
}
function index()
{
//This method will have the credentials validation
$this->load->library('form_validation');
$this->form_validation->set_rules('username', 'Username', 'trim|required|xss_clean');
$this->form_validation->set_rules('password', 'Password', 'trim|required|xss_clean|callback_check_database');
if($this->form_validation->run() == FALSE)
{
//Field validation failed. User redirected to login page
$this->load->view('login_view');
}
else
{
//Go to private area
redirect('home', 'refresh');
}
}
function check_database($password)
{
//Field validation succeeded. Validate against database
$username = $this->input->post('username');
$vercode = $this->input->post('vercode');
//query the database
$result = $this->user->login($username, $password);
// ip address
$ip_address= $this->user_activity->get_client_ip();
//Retrieving session data and other data
$captcha_code=$_SESSION['captcha'];
$user_agent=$_SERVER['HTTP_USER_AGENT'];
if($result && $captcha_code == $vercode)
{
$sess_array = array();
foreach($result as $row)
{
$sess_array = array(
'username' => $row->username,
'user_agent' => $row->user_agent,
'ip_address' => $row->ip_address,
);
$this->session->set_userdata('logged_in', $sess_array);
//insert user activity
$this->user_activity->activity();
}
return TRUE;
}
else
{
$this->form_validation->set_message('check_database', 'Invalid username or password');
return false;
}
}
}
?>
user_activity模型:
user_activity model:
<?php
Class User_activity extends CI_Model
{
function activity()
{
if($this->session->userdata('logged_in'))
{
$session_data = $this->session->userdata('logged_in');
// $data['username'] = $session_data['username'];
$data = array(
'session_id'=>"",
'ip_address'=>$session_data['ip_address'],
'user_agent'=>$session_data['user_agent'],
'username'=>$session_data['username'],
'time_stmp'=>Now(),
'user_data'=>$session_data['username']."Logged in Account"
);
$this->db->insert('user_activity',$data);
}
else
{
return false;
}
// Function to get the client ip address
function get_client_ip() {
$ipaddress = '';
if ($_SERVER['HTTP_CLIENT_IP'])
$ipaddress = $_SERVER['HTTP_CLIENT_IP'];
else if($_SERVER['HTTP_X_FORWARDED_FOR'])
$ipaddress = $_SERVER['HTTP_X_FORWARDED_FOR'];
else if($_SERVER['HTTP_X_FORWARDED'])
$ipaddress = $_SERVER['HTTP_X_FORWARDED'];
else if($_SERVER['HTTP_FORWARDED_FOR'])
$ipaddress = $_SERVER['HTTP_FORWARDED_FOR'];
else if($_SERVER['HTTP_FORWARDED'])
$ipaddress = $_SERVER['HTTP_FORWARDED'];
else if($_SERVER['REMOTE_ADDR'])
$ipaddress = $_SERVER['REMOTE_ADDR'];
else
$ipaddress = 'UNKNOWN';
return $ipaddress;
}
}
}
?>
推荐答案
您可以在Codeigniter
you can set data to session simply like this in Codeigniter
$this->load->library('session');
$this->session->set_userdata(array(
'user_id' => $user->uid,
'username' => $user->username,
'groupid' => $user->groupid,
'date' => $user->date_cr,
'serial' => $user->serial,
'rec_id' => $user->rec_id,
'status' => TRUE
));
,你可以这样得到:
$u_rec_id = $this->session->userdata('rec_id');
$serial = $this->session->userdata('serial');
这篇关于如何在codeigniter中保存和提取会话数据的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持IT屋!