这里是登录表单的控制器,在登录过程之后用户可以将帖子添加到数据库,所以我需要收集一些数据作为当前登录用户的用户名& {user table}
中此用户的ID<?php
class login extends CI_Controller{
function index()
{
$this->load->view('login_form');
}
function proccess()
{
$this->load->model('membership_model');
$query = $this->membership_model->validate();
if($query) // if the user's credentials validated ..
{
$data = array(
'username_usr' => $this->input->post('username'),
'is_logged_in' => true
);
$this->session->set_userdata($data);
redirect('view=dogo&do=new_post');
}
else
{
$this->index();
}
}
function signup()
{
//signup proccess
}
}
,这是登录过程的模型
<?php
class Membership_model extends CI_Model{
function validate()
{
$this->db->where('username_usr', $this->input->post('username'));
$this->db->where('password_usr', md5($this->input->post('password')));
$query = $this->db->get('hs_users_usr');
if($query->num_rows == 1)
{
return true;
}
}
}
我可以返回已登录用户的用户名,我还需要返回此用户的ID
答案 0 :(得分:1)
如果查询成功,您可以返回该查询并从中提取用户ID:
控制器
<?php
class login extends CI_Controller{
function index()
{
$this->load->view('login_form');
}
function proccess()
{
$this->load->model('membership_model');
$query = $this->membership_model->validate();
if($query !== FALSE) // if the user's credentials validated ..
{
$user_data = $query->row();
$data = array(
'user_id' => $user_data->id,
'username_usr' => $this->input->post('username'),
'is_logged_in' => true
);
$this->session->set_userdata($data);
redirect('view=dogo&do=new_post');
}
else
{
$this->index();
}
}
function signup()
{
//signup proccess
}
}
模型
<?php
class Membership_model extends CI_Model{
function validate()
{
$this->db->where('username_usr', $this->input->post('username'));
$this->db->where('password_usr', md5($this->input->post('password')));
$query = $this->db->get('hs_users_usr');
if($query->num_rows == 1)
{
return $query;
}
else
{
return FALSE;
}
}
}