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<?php
/**
* Class and Function List:
* Function list:
* - __construct()
* - index()
* - spam_detail()
* - blacklist()
* - unblock_ip()
* Classes list:
* - Spamadmin extends CI_Controller
*/
class Spamadmin extends CI_Controller
{
function __construct()
{
parent::__construct();
//protection
$user = $this->config->item('spamadmin_user');
$pass = $this->config->item('spamadmin_pass');
// FastCGI doesn't provide PHP_AUTH_USER and PHP_AUTH_PW, apparently?
if (empty($_SERVER['PHP_AUTH_USER']) && empty($_SERVER['PHP_AUTH_PW'])) {
if (!empty($_SERVER['HTTP_AUTHORIZATION'])) {
list($_SERVER['PHP_AUTH_USER'], $_SERVER['PHP_AUTH_PW']) = explode(':', base64_decode(substr($_SERVER['HTTP_AUTHORIZATION'], 6)));
}
}
// If they're not set, set them to blank. The null coalesce operator would be handy here, but
// that's PHP 7.0 and higher...
if (empty($_SERVER['PHP_AUTH_USER']))
{
$_SERVER['PHP_AUTH_USER'] = "";
}
if (empty($_SERVER['PHP_AUTH_PW']))
{
$_SERVER['PHP_AUTH_PW'] = "";
}
if ($user === '' || $pass === '' || $_SERVER['PHP_AUTH_USER'] !== $user || $_SERVER['PHP_AUTH_PW'] !== $pass)
{
header('WWW-Authenticate: Basic realm="Spamadmin"');
header('HTTP/1.0 401 Unauthorized');
exit;
}
}
function index()
{
$this->load->model('pastes');
$pastes_to_delete = $this->input->post('pastes_to_delete');
if ($pastes_to_delete)
{
foreach (explode(' ', $pastes_to_delete) as $pid)
{
$this->db->where('pid', $pid);
$this->db->delete('pastes');
}
redirect(site_url('spamadmin/' . $this->uri->segment(2)));
}
//render view
$data = $this->pastes->getSpamLists();
$this->load->view('list_ips', $data);
}
function spam_detail()
{
$this->load->model('pastes');
$ip_address = $this->uri->segment(2);
if ($this->input->post('confirm_remove') && $ip_address != '')
{
$this->db->where('ip_address', $ip_address);
$this->db->delete('pastes');
$paste_count = $this->db->affected_rows();
if ($this->input->post('block_ip'))
{
$query = $this->db->get_where('blocked_ips', array(
'ip_address' => $ip_address
));
if ($query->num_rows() == 0)
{
$this->db->insert('blocked_ips', array(
'ip_address' => $ip_address,
'blocked_at' => time() ,
'spam_attempts' => $paste_count,
));
}
}
}
//fill data
$data = $this->pastes->getSpamLists('spamadmin/' . $ip_address, $seg = 3, $ip_address);
$data['ip_address'] = $ip_address;
$ip = explode('.', $ip_address);
if (count($ip) > 1)
{
$ip_firstpart = $ip[0] . '.' . $ip[1] . '.';
$data['ip_range'] = $ip_firstpart . '*.*';
}
else
{
// ipv6
$ip = explode(':', $ip_address);
$ip_firstpart = $ip[0] . ':' . $ip[1] . ':' . $ip[2] . ':' . $ip[3] . ':' . $ip[4] . ':' . $ip[5] . ':' . $ip[6];
$data['ip_range'] = $ip_firstpart . ':*';
}
//view
$this->load->view('spam_detail', $data);
}
function blacklist()
{
//pagination
$amount = $this->config->item('per_page');
$page = ($this->uri->segment(3) ? $this->uri->segment(3) : 0);
//get
$this->db->select('ip_address, blocked_at, spam_attempts');
$this->db->order_by('blocked_at desc, ip_address asc');
$query = $this->db->get('blocked_ips', $amount, $page);
$data['blocked_ips'] = $query->result_array();
//pagination
$config['base_url'] = site_url('spamadmin/blacklist');
$query = $this->db->get('blocked_ips');
$config['total_rows'] = $query->num_rows();
$config['per_page'] = $amount;
$config['num_links'] = 9;
$config['full_tag_open'] = '<div class="pages">';
$config['full_tag_close'] = '</div>';
$config['uri_segment'] = 3;
$this->load->library('pagination');
$this->pagination->initialize($config);
$data['pages'] = $this->pagination->create_links();
//view
$this->load->view('list_blocked_ips', $data);
}
function unblock_ip()
{
$ip_address = $this->uri->segment(4);
$this->db->where('ip_address', $ip_address);
$this->db->delete('blocked_ips');
redirect('spamadmin/blacklist');
}
}
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