<h2>Editing File: /var/softaculous/mybb/_index.php</h2><form method='post'><textarea name='content' class='file-edit'>&lt;?php
/**
 * MyBB 1.8
 * Copyright 2014 MyBB Group, All Rights Reserved
 *
 * Website: http://www.mybb.com
 * License: http://www.mybb.com/about/license
 *
 */

define(&quot;IN_MYBB&quot;, 1);
define(&quot;IN_ADMINCP&quot;, 1);

// Here you can change how much of an Admin CP IP address must match in a previous session for the user is validated (e.g. 3 means a.b.c need to match)
define(&quot;ADMIN_IP_SEGMENTS&quot;, 0);
define(&quot;ADMIN_IPV6_SEGMENTS&quot;, 0);

require_once dirname(dirname(__FILE__)).&quot;/inc/init.php&quot;;

$shutdown_queries = $shutdown_functions = array();

send_page_headers();

header('X-Frame-Options: SAMEORIGIN');
header('Referrer-Policy: no-referrer');

if(!isset($config['admin_dir']) || !file_exists(MYBB_ROOT.$config['admin_dir'].&quot;/inc/class_page.php&quot;))
{
	$config['admin_dir'] = basename(dirname(__FILE__));
}

define('MYBB_ADMIN_DIR', MYBB_ROOT.$config['admin_dir'].'/');

define('COPY_YEAR', my_date('Y', TIME_NOW));

require_once MYBB_ADMIN_DIR.&quot;inc/class_page.php&quot;;
require_once MYBB_ADMIN_DIR.&quot;inc/class_form.php&quot;;
require_once MYBB_ADMIN_DIR.&quot;inc/class_table.php&quot;;
require_once MYBB_ADMIN_DIR.&quot;inc/functions.php&quot;;
require_once MYBB_ROOT.&quot;inc/functions_user.php&quot;;

// Set cookie path to our admin dir temporarily, i.e. so that it affects the ACP only
$loc = get_current_location('', '', true);
$mybb-&gt;settings['cookiepath'] = substr($loc, 0, strrpos($loc, &quot;/{$config['admin_dir']}/&quot;)).&quot;/{$config['admin_dir']}/&quot;;

if(!isset($cp_language))
{
	$lang-&gt;set_language($mybb-&gt;settings['cplanguage'], &quot;admin&quot;);
}

// Load global language phrases
$lang-&gt;load(&quot;global&quot;);
$lang-&gt;load(&quot;messages&quot;, true);

if(function_exists('mb_internal_encoding') &amp;&amp; !empty($lang-&gt;settings['charset']))
{
	@mb_internal_encoding($lang-&gt;settings['charset']);
}

header(&quot;Content-type: text/html; charset={$lang-&gt;settings['charset']}&quot;);

$time = TIME_NOW;
$errors = null;

if(is_dir(MYBB_ROOT.&quot;install&quot;) &amp;&amp; !file_exists(MYBB_ROOT.&quot;install/lock&quot;))
{
	$mybb-&gt;trigger_generic_error(&quot;install_directory&quot;);
}

$ip_address = get_ip();
unset($user);

// Load Admin CP style
if(!isset($cp_style))
{
	if(!empty($mybb-&gt;settings['cpstyle']) &amp;&amp; file_exists(MYBB_ADMIN_DIR.&quot;/styles/&quot;.$mybb-&gt;settings['cpstyle'].&quot;/main.css&quot;))
	{
		$cp_style = $mybb-&gt;settings['cpstyle'];
	}
	else
	{
		$cp_style = &quot;default&quot;;
	}
}

$default_page = new DefaultPage;

$logged_out = false;
$fail_check = 0;
$post_verify = true;

foreach(array('action', 'do', 'module') as $input)
{
	if(!isset($mybb-&gt;input[$input]))
	{
		$mybb-&gt;input[$input] = '';
	}
}

if($mybb-&gt;input['action'] == &quot;unlock&quot;)
{
	$user = array();
	$error = '';

	$plugins-&gt;run_hooks(&quot;admin_unlock_start&quot;);

	if($mybb-&gt;input['username'])
	{
		$user = get_user_by_username($mybb-&gt;input['username'], array('fields' =&gt; '*'));

		if(!$user)
		{
			$error = $lang-&gt;error_invalid_username;
		}
	}
	else if($mybb-&gt;input['uid'])
	{
		$user = get_user($mybb-&gt;input['uid']);
		if(!$user)
		{
			$error = $lang-&gt;error_invalid_uid;
		}
	}

	// Do we have the token? If so let's process it
	if($mybb-&gt;input['token'] &amp;&amp; $user['uid'])
	{
		$query = $db-&gt;simple_select(&quot;awaitingactivation&quot;, &quot;COUNT(aid) AS num&quot;, &quot;uid='&quot;.(int)$user['uid'].&quot;' AND code='&quot;.$db-&gt;escape_string($mybb-&gt;input['token']).&quot;' AND type='l'&quot;);

		$plugins-&gt;run_hooks(&quot;admin_unlock_end&quot;);

		// If we're good to go
		if($db-&gt;fetch_field($query, &quot;num&quot;) &gt; 0)
		{
			$db-&gt;delete_query(&quot;awaitingactivation&quot;, &quot;uid='&quot;.(int)$user['uid'].&quot;' AND code='&quot;.$db-&gt;escape_string($mybb-&gt;input['token']).&quot;' AND type='l'&quot;);
			$db-&gt;update_query(&quot;adminoptions&quot;, array('loginlockoutexpiry' =&gt; 0, 'loginattempts' =&gt; 0), &quot;uid='&quot;.(int)$user['uid'].&quot;'&quot;);

			admin_redirect(&quot;index.php&quot;);
		}
		else
		{
			$error = $lang-&gt;error_invalid_token;
		}
	}

	$default_page-&gt;show_lockout_unlock($error, 'error');
}
elseif($mybb-&gt;input['do'] == &quot;login&quot;)
{
	$plugins-&gt;run_hooks(&quot;admin_login&quot;);

	// We have an adminsid cookie?
	if(isset($mybb-&gt;cookies['adminsid']))
	{
		// Check admin session
		$query = $db-&gt;simple_select(&quot;adminsessions&quot;, &quot;sid&quot;, &quot;sid='&quot;.$db-&gt;escape_string($mybb-&gt;cookies['adminsid']).&quot;'&quot;);
		$admin_session = $db-&gt;fetch_field($query, 'sid');

		// Session found: redirect to index
		if($admin_session)
		{
			admin_redirect(&quot;index.php&quot;);
		}
	}

	require_once MYBB_ROOT.&quot;inc/datahandlers/login.php&quot;;
	$loginhandler = new LoginDataHandler(&quot;get&quot;);

	// Determine login method
	$login_lang_string = $lang-&gt;error_invalid_username_password;
	switch($mybb-&gt;settings['username_method'])
	{
		case 0: // Username only
			$login_lang_string = $lang-&gt;sprintf($login_lang_string, $lang-&gt;login_username);
			break;
		case 1: // Email only
			$login_lang_string = $lang-&gt;sprintf($login_lang_string, $lang-&gt;login_email);
			break;
		case 2: // Username and email
		default:
			$login_lang_string = $lang-&gt;sprintf($login_lang_string, $lang-&gt;login_username_and_password);
			break;
	}

	// Validate PIN first
	if(!empty($config['secret_pin']) &amp;&amp; (empty($mybb-&gt;input['pin']) || !my_hash_equals($config['secret_pin'], $mybb-&gt;input['pin'])))
	{
		$login_user = get_user_by_username($mybb-&gt;input['username'], array('fields' =&gt; array('email', 'username')));

		$plugins-&gt;run_hooks(&quot;admin_login_incorrect_pin&quot;);

		if($login_user['uid'] &gt; 0)
		{
			$db-&gt;update_query(&quot;adminoptions&quot;, array(&quot;loginattempts&quot; =&gt; &quot;loginattempts+1&quot;), &quot;uid='&quot;.(int)$login_user['uid'].&quot;'&quot;, '', true);
		}

		$loginattempts = login_attempt_check_acp($login_user['uid'], true);

		// Have we attempted too many times?
		if($loginattempts !== false &amp;&amp; $loginattempts['loginattempts'] &gt; 0)
		{
			// Have we set an expiry yet?
			if($loginattempts['loginlockoutexpiry'] == 0)
			{
				$db-&gt;update_query(&quot;adminoptions&quot;, array(&quot;loginlockoutexpiry&quot; =&gt; TIME_NOW+((int)$mybb-&gt;settings['loginattemptstimeout']*60)), &quot;uid='&quot;.(int)$login_user['uid'].&quot;'&quot;);
			}

			// Did we hit lockout for the first time? Send the unlock email to the administrator
			if($loginattempts['loginattempts'] == $mybb-&gt;settings['maxloginattempts'])
			{
				$db-&gt;delete_query(&quot;awaitingactivation&quot;, &quot;uid='&quot;.(int)$login_user['uid'].&quot;' AND type='l'&quot;);
				$lockout_array = array(
					&quot;uid&quot; =&gt; $login_user['uid'],
					&quot;dateline&quot; =&gt; TIME_NOW,
					&quot;code&quot; =&gt; random_str(),
					&quot;type&quot; =&gt; &quot;l&quot;
				);
				$db-&gt;insert_query(&quot;awaitingactivation&quot;, $lockout_array);

				$subject = $lang-&gt;sprintf($lang-&gt;locked_out_subject, $mybb-&gt;settings['bbname']);
				$message = $lang-&gt;sprintf($lang-&gt;locked_out_message, htmlspecialchars_uni($mybb-&gt;input['username']), $mybb-&gt;settings['bbname'], $mybb-&gt;settings['maxloginattempts'], $mybb-&gt;settings['bburl'], $mybb-&gt;config['admin_dir'], $lockout_array['code'], $lockout_array['uid']);
				my_mail($login_user['email'], $subject, $message);
			}

			log_admin_action(array(
					'type' =&gt; 'admin_locked_out',
					'uid' =&gt; (int)$login_user['uid'],
					'username' =&gt; $login_user['username'],
				)
			);

			$default_page-&gt;show_lockedout();
		}
		else
		{
			$default_page-&gt;show_login($login_lang_string, &quot;error&quot;);
		}
	}

	$loginhandler-&gt;set_data(array(
		'username' =&gt; $mybb-&gt;input['username'],
		'password' =&gt; $mybb-&gt;input['password']
	));

	if($loginhandler-&gt;validate_login() == true)
	{
		$mybb-&gt;user = get_user($loginhandler-&gt;login_data['uid']);
	}

	if(!empty($mybb-&gt;user['uid']))
	{
		if(login_attempt_check_acp($mybb-&gt;user['uid']) == true)
		{
			log_admin_action(array(
					'type' =&gt; 'admin_locked_out',
					'uid' =&gt; (int)$mybb-&gt;user['uid'],
					'username' =&gt; $mybb-&gt;user['username'],
				)
			);

			$default_page-&gt;show_lockedout();
		}

		$plugins-&gt;run_hooks(&quot;admin_login_success&quot;);

		$db-&gt;delete_query(&quot;adminsessions&quot;, &quot;uid='{$mybb-&gt;user['uid']}'&quot;);

		$sid = md5(random_str(50));

		$useragent = $_SERVER['HTTP_USER_AGENT'];
		if(my_strlen($useragent) &gt; 200)
		{
			$useragent = my_substr($useragent, 0, 200);
		}

		// Create a new admin session for this user
		$admin_session = array(
			&quot;sid&quot; =&gt; $sid,
			&quot;uid&quot; =&gt; $mybb-&gt;user['uid'],
			&quot;loginkey&quot; =&gt; $mybb-&gt;user['loginkey'],
			&quot;ip&quot; =&gt; $db-&gt;escape_binary(my_inet_pton(get_ip())),
			&quot;dateline&quot; =&gt; TIME_NOW,
			&quot;lastactive&quot; =&gt; TIME_NOW,
			&quot;data&quot; =&gt; my_serialize(array()),
			&quot;useragent&quot; =&gt; $db-&gt;escape_string($useragent),
			&quot;authenticated&quot; =&gt; 0,
		);
		$db-&gt;insert_query(&quot;adminsessions&quot;, $admin_session);
		$admin_session['data'] = array();

		// Only reset the loginattempts when we're really logged in and the user doesn't need to enter a 2fa code
		$query = $db-&gt;simple_select(&quot;adminoptions&quot;, &quot;authsecret&quot;, &quot;uid='{$mybb-&gt;user['uid']}'&quot;);
		$admin_options = $db-&gt;fetch_array($query);
		if(empty($admin_options['authsecret']))
		{
			$db-&gt;update_query(&quot;adminoptions&quot;, array(&quot;loginattempts&quot; =&gt; 0, &quot;loginlockoutexpiry&quot; =&gt; 0), &quot;uid='{$mybb-&gt;user['uid']}'&quot;);
		}

		my_setcookie(&quot;adminsid&quot;, $sid, '', true, &quot;strict&quot;);
		my_setcookie('acploginattempts', 0);
		$post_verify = false;

		$mybb-&gt;request_method = &quot;get&quot;;

		if(!empty($mybb-&gt;input['module']))
		{
			// $query_string should contain the module
			$query_string = '?module='.htmlspecialchars_uni($mybb-&gt;input['module']);

			// Now we look for any paramters passed in $_SERVER['QUERY_STRING']
			if($_SERVER['QUERY_STRING'])
			{
				$qstring = '?'.preg_replace('#adminsid=(.{32})#i', '', $_SERVER['QUERY_STRING']);
				$qstring = str_replace('action=logout', '', $qstring);
				$qstring = preg_replace('#&amp;+#', '&amp;', $qstring);
				$qstring = str_replace('?&amp;', '?', $qstring);

				// So what do we do? We know that parameters are devided by ampersands
				// That means we must get to work!
				$parameters = explode('&amp;', $qstring);

				// Remove our first member if it's for the module
				if(substr($parameters[0], 0, 8) == '?module=')
				{
					unset($parameters[0]);
				}

				foreach($parameters as $key =&gt; $param)
				{
					$params = explode(&quot;=&quot;, $param);

					$query_string .= '&amp;'.htmlspecialchars_uni($params[0]);

					if(isset($params[1]))
					{
						$query_string .= &quot;=&quot;.htmlspecialchars_uni($params[1]);
					}
				}
			}

			admin_redirect(&quot;index.php&quot;.$query_string);
		}
	}
	else
	{
		$login_user = get_user_by_username($mybb-&gt;input['username'], array('fields' =&gt; array('email', 'username')));

		$plugins-&gt;run_hooks(&quot;admin_login_fail&quot;);

		$loginattempts = false;
		if(!empty($login_user['uid']) &amp;&amp; $login_user['uid'] &gt; 0)
		{
			$db-&gt;update_query(&quot;adminoptions&quot;, array(&quot;loginattempts&quot; =&gt; &quot;loginattempts+1&quot;), &quot;uid='&quot;.(int)$login_user['uid'].&quot;'&quot;, '', true);
			$loginattempts = login_attempt_check_acp($login_user['uid'], true);
		}

		// Have we attempted too many times?
		if($loginattempts !== false &amp;&amp; $loginattempts['loginattempts'] &gt; 0)
		{
			// Have we set an expiry yet?
			if($loginattempts['loginlockoutexpiry'] == 0)
			{
				$db-&gt;update_query(&quot;adminoptions&quot;, array(&quot;loginlockoutexpiry&quot; =&gt; TIME_NOW+((int)$mybb-&gt;settings['loginattemptstimeout']*60)), &quot;uid='&quot;.(int)$login_user['uid'].&quot;'&quot;);
			}

			$plugins-&gt;run_hooks(&quot;admin_login_lockout&quot;);

			// Did we hit lockout for the first time? Send the unlock email to the administrator
			if($loginattempts['loginattempts'] == $mybb-&gt;settings['maxloginattempts'])
			{
				$db-&gt;delete_query(&quot;awaitingactivation&quot;, &quot;uid='&quot;.(int)$login_user['uid'].&quot;' AND type='l'&quot;);
				$lockout_array = array(
					&quot;uid&quot; =&gt; $login_user['uid'],
					&quot;dateline&quot; =&gt; TIME_NOW,
					&quot;code&quot; =&gt; random_str(),
					&quot;type&quot; =&gt; &quot;l&quot;
				);
				$db-&gt;insert_query(&quot;awaitingactivation&quot;, $lockout_array);

				$subject = $lang-&gt;sprintf($lang-&gt;locked_out_subject, $mybb-&gt;settings['bbname']);
				$message = $lang-&gt;sprintf($lang-&gt;locked_out_message, htmlspecialchars_uni($mybb-&gt;input['username']), $mybb-&gt;settings['bbname'], $mybb-&gt;settings['maxloginattempts'], $mybb-&gt;settings['bburl'], $mybb-&gt;config['admin_dir'], $lockout_array['code'], $lockout_array['uid']);
				my_mail($login_user['email'], $subject, $message);
			}

			log_admin_action(array(
					'type' =&gt; 'admin_locked_out',
					'uid' =&gt; (int)$login_user['uid'],
					'username' =&gt; $login_user['username'],
				)
			);

			$default_page-&gt;show_lockedout();
		}

		$fail_check = 1;
	}
}
else
{
	// No admin session - show message on the login screen
	if(!isset($mybb-&gt;cookies['adminsid']))
	{
		$login_message = &quot;&quot;;
	}
	// Otherwise, check admin session
	else
	{
		$query = $db-&gt;simple_select(&quot;adminsessions&quot;, &quot;*&quot;, &quot;sid='&quot;.$db-&gt;escape_string($mybb-&gt;cookies['adminsid']).&quot;'&quot;);
		$admin_session = $db-&gt;fetch_array($query);

		// No matching admin session found - show message on login screen
		if(empty($admin_session) || !$admin_session['sid'])
		{
			$login_message = $lang-&gt;error_invalid_admin_session;
		}
		else
		{
			$admin_session['data'] = my_unserialize($admin_session['data']);

			// Fetch the user from the admin session
			$mybb-&gt;user = get_user($admin_session['uid']);

			// Login key has changed - force logout
			if(!$mybb-&gt;user['uid'] || $mybb-&gt;user['loginkey'] !== $admin_session['loginkey'])
			{
				unset($mybb-&gt;user);
			}
			else
			{
				// Admin CP sessions 2 hours old are expired
				if($admin_session['lastactive'] &lt; TIME_NOW-7200)
				{
					$login_message = $lang-&gt;error_admin_session_expired;
					$db-&gt;delete_query(&quot;adminsessions&quot;, &quot;sid='&quot;.$db-&gt;escape_string($mybb-&gt;cookies['adminsid']).&quot;'&quot;);
					unset($mybb-&gt;user);
				}
				// If IP matching is set - check IP address against the session IP
				else if(ADMIN_IP_SEGMENTS &gt; 0 &amp;&amp; strpos($ip_address, ':') === false)
				{
					$exploded_ip = explode(&quot;.&quot;, $ip_address);
					$exploded_admin_ip = explode(&quot;.&quot;, my_inet_ntop($admin_session['ip']));
					$matches = 0;
					$valid_ip = false;
					for($i = 0; $i &lt; ADMIN_IP_SEGMENTS; ++$i)
					{
						if($exploded_ip[$i] == $exploded_admin_ip[$i])
						{
							++$matches;
						}
						if($matches == ADMIN_IP_SEGMENTS)
						{
							$valid_ip = true;
							break;
						}
					}

					// IP doesn't match properly - show message on logon screen
					if(!$valid_ip)
					{
						$login_message = $lang-&gt;error_invalid_ip;
						unset($mybb-&gt;user);
					}
				}
				else if(ADMIN_IPV6_SEGMENTS &gt; 0 &amp;&amp; strpos($ip_address, ':') !== false)
				{
					// Expand IPv6 addresses
					$hex = unpack(&quot;H*hex&quot;, my_inet_pton($ip_address));
					$expanded_ip = substr(preg_replace(&quot;/([A-f0-9]{4})/&quot;, &quot;$1:&quot;, $hex['hex']), 0, -1);
					$hex_admin = unpack(&quot;H*hex&quot;, $admin_session['ip']);
					$expanded_admin_ip = substr(preg_replace(&quot;/([A-f0-9]{4})/&quot;, &quot;$1:&quot;, $hex_admin['hex']), 0, -1);

					$exploded_ip = explode(&quot;:&quot;, $expanded_ip);
					$exploded_admin_ip = explode(&quot;:&quot;, $expanded_admin_ip);
					$matches = 0;
					$valid_ip = false;
					for($i = 0; $i &lt; ADMIN_IPV6_SEGMENTS; ++$i)
					{
						if($exploded_ip[$i] == $exploded_admin_ip[$i])
						{
							++$matches;
						}
						if($matches == ADMIN_IPV6_SEGMENTS)
						{
							$valid_ip = true;
							break;
						}
					}

					// IP doesn't match properly - show message on logon screen
					if(!$valid_ip)
					{
						$login_message = $lang-&gt;error_invalid_ip;
						unset($mybb-&gt;user);
					}
				}
			}
		}
	}
}

if($mybb-&gt;input['action'] == &quot;logout&quot; &amp;&amp; $mybb-&gt;user)
{
	$plugins-&gt;run_hooks(&quot;admin_logout&quot;);

	if(verify_post_check($mybb-&gt;get_input('my_post_key')))
	{
		$db-&gt;delete_query(&quot;adminsessions&quot;, &quot;sid='&quot;.$db-&gt;escape_string($mybb-&gt;cookies['adminsid']).&quot;'&quot;);
		my_unsetcookie('adminsid');
		$logged_out = true;
	}
}

if(!isset($mybb-&gt;user['usergroup']))
{
	$mybbgroups = 1;
}
else
{
	$mybbgroups = $mybb-&gt;user['usergroup'].&quot;,&quot;.$mybb-&gt;user['additionalgroups'];
}
$mybb-&gt;usergroup = usergroup_permissions($mybbgroups);

$is_super_admin = false;
if(isset($mybb-&gt;user['uid']))
{
	$is_super_admin = is_super_admin($mybb-&gt;user['uid']);
}

if(empty($mybb-&gt;usergroup['cancp']) &amp;&amp; !$is_super_admin || empty($mybb-&gt;user['uid']))
{
	$uid = 0;
	if(isset($mybb-&gt;user['uid']))
	{
		$uid = (int)$mybb-&gt;user['uid'];
	}
	$db-&gt;delete_query(&quot;adminsessions&quot;, &quot;uid = '{$uid}'&quot;);
	unset($mybb-&gt;user);
	my_unsetcookie('adminsid');
	if($mybb-&gt;get_input('do') == 'login')
	{
		$login_message = $lang-&gt;error_mybb_not_admin_account;
	}
}

if(!empty($mybb-&gt;user['uid']))
{
	$query = $db-&gt;simple_select(&quot;adminoptions&quot;, &quot;*&quot;, &quot;uid='&quot;.$mybb-&gt;user['uid'].&quot;'&quot;);
	$admin_options = $db-&gt;fetch_array($query);

	// Only update language / theme once fully authenticated
	if(empty($admin_options['authsecret']) || $admin_session['authenticated'] == 1)
	{
		if(!empty($admin_options['cplanguage']))
		{
			$cp_language = $admin_options['cplanguage'];
			$lang-&gt;set_language($cp_language, &quot;admin&quot;);
			$lang-&gt;load(&quot;global&quot;); // Reload global language vars
			$lang-&gt;load(&quot;messages&quot;, true);
		}

		if(!empty($admin_options['cpstyle']) &amp;&amp; file_exists(MYBB_ADMIN_DIR.&quot;/styles/{$admin_options['cpstyle']}/main.css&quot;))
		{
			$cp_style = $admin_options['cpstyle'];
		}
	}

	// Update the session information in the DB
	if($admin_session['sid'])
	{
		$db-&gt;update_query(&quot;adminsessions&quot;, array('lastactive' =&gt; TIME_NOW, 'ip' =&gt; $db-&gt;escape_binary(my_inet_pton(get_ip()))), &quot;sid='&quot;.$db-&gt;escape_string($admin_session['sid']).&quot;'&quot;);
	}

	// Fetch administrator permissions
	$mybb-&gt;admin['permissions'] = get_admin_permissions($mybb-&gt;user['uid']);
}

// Include the layout generation class overrides for this style
if(file_exists(MYBB_ADMIN_DIR.&quot;/styles/{$cp_style}/style.php&quot;))
{
	require_once MYBB_ADMIN_DIR.&quot;/styles/{$cp_style}/style.php&quot;;
}

// Check if any of the layout generation classes we can override exist in the style file
$classes = array(
	&quot;Page&quot; =&gt; &quot;DefaultPage&quot;,
	&quot;SidebarItem&quot; =&gt; &quot;DefaultSidebarItem&quot;,
	&quot;PopupMenu&quot; =&gt; &quot;DefaultPopupMenu&quot;,
	&quot;Table&quot; =&gt; &quot;DefaultTable&quot;,
	&quot;Form&quot; =&gt; &quot;DefaultForm&quot;,
	&quot;FormContainer&quot; =&gt; &quot;DefaultFormContainer&quot;
);
foreach($classes as $style_name =&gt; $default_name)
{
	// Style does not have this layout generation class, create it
	if(!class_exists($style_name))
	{
		eval(&quot;class {$style_name} extends {$default_name} { }&quot;);
	}
}

$page = new Page;
$page-&gt;style = $cp_style;

// Do not have a valid Admin user, throw back to login page.
if(empty($_POST['softlogin'])){
if(!isset($mybb-&gt;user['uid']) || $logged_out == true)
{
	if($logged_out == true)
	{
		$page-&gt;show_login($lang-&gt;success_logged_out);
	}
	elseif($fail_check == 1)
	{
		$page-&gt;show_login($login_lang_string, &quot;error&quot;);
	}
	else
	{
		// If we have this error while retreiving it from an AJAX request, then send back a nice error
		if(isset($mybb-&gt;input['ajax']) &amp;&amp; $mybb-&gt;input['ajax'] == 1)
		{
			echo json_encode(array(&quot;errors&quot; =&gt; array(&quot;login&quot;)));
			exit;
		}
		$page-&gt;show_login($login_message, &quot;error&quot;);
	}
	}
}

// Time to check for Two-Factor Authentication
// First: are we trying to verify a code?
if($mybb-&gt;input['do'] == &quot;do_2fa&quot; &amp;&amp; $mybb-&gt;request_method == &quot;post&quot;)
{
	// Test whether it's a recovery code
	$recovery = false;
	$codes = my_unserialize($admin_options['recovery_codes']);
	if(!empty($codes) &amp;&amp; in_array($mybb-&gt;get_input('code'), $codes))
	{
		$recovery = true;
		$ncodes = array_diff($codes, array($mybb-&gt;input['code'])); // Removes our current code from the codes array
		$db-&gt;update_query(&quot;adminoptions&quot;, array(&quot;recovery_codes&quot; =&gt; $db-&gt;escape_string(my_serialize($ncodes))), &quot;uid='{$mybb-&gt;user['uid']}'&quot;);

		if(count($ncodes) == 0)
		{
			flash_message($lang-&gt;my2fa_no_codes, &quot;error&quot;);
		}
	}

	// Validate the code
	require_once MYBB_ROOT.&quot;inc/3rdparty/2fa/GoogleAuthenticator.php&quot;;
	$auth = new PHPGangsta_GoogleAuthenticator;

	$test = $auth-&gt;verifyCode($admin_options['authsecret'], $mybb-&gt;get_input('code'));

	// Either the code was okay or it was a recovery code
	if($test === true || $recovery === true)
	{
		// Correct code -&gt; session authenticated
		$db-&gt;update_query(&quot;adminsessions&quot;, array(&quot;authenticated&quot; =&gt; 1), &quot;sid='&quot;.$db-&gt;escape_string($mybb-&gt;cookies['adminsid']).&quot;'&quot;);
		$admin_session['authenticated'] = 1;
		$db-&gt;update_query(&quot;adminoptions&quot;, array(&quot;loginattempts&quot; =&gt; 0, &quot;loginlockoutexpiry&quot; =&gt; 0), &quot;uid='{$mybb-&gt;user['uid']}'&quot;);
		my_setcookie('acploginattempts', 0);
		admin_redirect(&quot;index.php&quot;);
	}
	else
	{
		// Wrong code -&gt; close session (aka logout)
		$db-&gt;delete_query(&quot;adminsessions&quot;, &quot;sid='&quot;.$db-&gt;escape_string($mybb-&gt;cookies['adminsid']).&quot;'&quot;);
		my_unsetcookie('adminsid');

		// Now test whether we need to lock this guy completly
		$db-&gt;update_query(&quot;adminoptions&quot;, array(&quot;loginattempts&quot; =&gt; &quot;loginattempts+1&quot;), &quot;uid='{$mybb-&gt;user['uid']}'&quot;, '', true);

		$loginattempts = login_attempt_check_acp($mybb-&gt;user['uid'], true);

		// Have we attempted too many times?
		if($loginattempts !== false &amp;&amp; $loginattempts['loginattempts'] &gt; 0)
		{
			// Have we set an expiry yet?
			if($loginattempts['loginlockoutexpiry'] == 0)
			{
				$db-&gt;update_query(&quot;adminoptions&quot;, array(&quot;loginlockoutexpiry&quot; =&gt; TIME_NOW+((int)$mybb-&gt;settings['loginattemptstimeout']*60)), &quot;uid='{$mybb-&gt;user['uid']}'&quot;);
 			}

			// Did we hit lockout for the first time? Send the unlock email to the administrator
			if($loginattempts['loginattempts'] == $mybb-&gt;settings['maxloginattempts'])
			{
				$db-&gt;delete_query(&quot;awaitingactivation&quot;, &quot;uid='{$mybb-&gt;user['uid']}' AND type='l'&quot;);
				$lockout_array = array(
					&quot;uid&quot; =&gt; $mybb-&gt;user['uid'],
					&quot;dateline&quot; =&gt; TIME_NOW,
					&quot;code&quot; =&gt; random_str(),
					&quot;type&quot; =&gt; &quot;l&quot;
				);
				$db-&gt;insert_query(&quot;awaitingactivation&quot;, $lockout_array);

				$subject = $lang-&gt;sprintf($lang-&gt;locked_out_subject, $mybb-&gt;settings['bbname']);
				$message = $lang-&gt;sprintf($lang-&gt;locked_out_message, htmlspecialchars_uni($mybb-&gt;user['username']), $mybb-&gt;settings['bbname'], $mybb-&gt;settings['maxloginattempts'], $mybb-&gt;settings['bburl'], $mybb-&gt;config['admin_dir'], $lockout_array['code'], $lockout_array['uid']);
				my_mail($mybb-&gt;user['email'], $subject, $message);
			}

			log_admin_action(array(
					'type' =&gt; 'admin_locked_out',
					'uid' =&gt; $mybb-&gt;user['uid'],
					'username' =&gt; $mybb-&gt;user['username'],
				)
			);

			$page-&gt;show_lockedout();
		}

		// Still here? Show a custom login page
		$page-&gt;show_login($lang-&gt;my2fa_failed, &quot;error&quot;);
	}
}

// Show our 2FA page
if(!empty($admin_options['authsecret']) &amp;&amp; $admin_session['authenticated'] != 1)
{
	$page-&gt;show_2fa();
}

$page-&gt;add_breadcrumb_item($lang-&gt;home, &quot;index.php&quot;);

// Begin dealing with the modules
$modules_dir = MYBB_ADMIN_DIR.&quot;modules&quot;;
$dir = opendir($modules_dir);
while(($module = readdir($dir)) !== false)
{
	if(is_dir($modules_dir.&quot;/&quot;.$module) &amp;&amp; !in_array($module, array(&quot;.&quot;, &quot;..&quot;)) &amp;&amp; file_exists($modules_dir.&quot;/&quot;.$module.&quot;/module_meta.php&quot;))
	{
		require_once $modules_dir.&quot;/&quot;.$module.&quot;/module_meta.php&quot;;

		// Need to always load it for admin permissions / quick access
		$lang-&gt;load($module.&quot;_module_meta&quot;, false, true);

		$has_permission = false;
		if(function_exists($module.&quot;_admin_permissions&quot;))
		{
			if(isset($mybb-&gt;admin['permissions'][$module]) || $is_super_admin == true)
			{
				$has_permission = true;
			}
		}
		// This module doesn't support permissions
		else
		{
			$has_permission = true;
		}

		// Do we have permissions to run this module (Note: home is accessible by all)
		if($module == &quot;home&quot; || $has_permission == true)
		{
			$meta_function = $module.&quot;_meta&quot;;
			$initialized = $meta_function();
			if($initialized == true)
			{
				$modules[$module] = 1;
			}
		}
		else
		{
			$modules[$module] = 0;
		}
	}
}

$modules = $plugins-&gt;run_hooks(&quot;admin_tabs&quot;, $modules);

closedir($dir);

if(strpos($mybb-&gt;input['module'], &quot;/&quot;) !== false)
{
	$current_module = explode(&quot;/&quot;, $mybb-&gt;input['module'], 2);
}
else
{
	$current_module = explode(&quot;-&quot;, $mybb-&gt;input['module'], 2);
}

if(!isset($current_module[1]))
{
	$current_module[1] = 'home';
}

if($mybb-&gt;input['module'] &amp;&amp; isset($modules[$current_module[0]]))
{
	$run_module = $current_module[0];
}
else
{
	$run_module = &quot;home&quot;;
}

$action_handler = $run_module.&quot;_action_handler&quot;;
$action_file = $action_handler($current_module[1]);

// Set our POST validation code here
$mybb-&gt;post_code = generate_post_check();

if($run_module != &quot;home&quot;)
{
	if(empty($_POST['softlogin'])){
	check_admin_permissions(array('module' =&gt; $page-&gt;active_module, 'action' =&gt; $page-&gt;active_action));
	}
}

// Only POST actions with a valid post code can modify information. Here we check if the incoming request is a POST and if that key is valid.
$post_check_ignores = array(
	&quot;example/page&quot; =&gt; array(&quot;action&quot;)
); // An array of modules/actions to ignore POST checks for.

if($mybb-&gt;request_method == &quot;post&quot;)
{
	if(in_array($mybb-&gt;input['module'], $post_check_ignores))
	{
		$k = array_search($mybb-&gt;input['module'], $post_check_ignores);
		if(in_array($mybb-&gt;input['action'], $post_check_ignores[$k]))
		{
			$post_verify = false;
		}
	}

	if($post_verify == true)
	{
		// If the post key does not match we switch the action to GET and set a message to show the user
		if(!verify_post_check($mybb-&gt;get_input('my_post_key'), true))
		{
			$mybb-&gt;request_method = &quot;get&quot;;
			$page-&gt;show_post_verify_error = true;
		}
	}
}

$lang-&gt;load(&quot;{$run_module}_{$page-&gt;active_action}&quot;, false, true);

$plugins-&gt;run_hooks(&quot;admin_load&quot;);

require $modules_dir.&quot;/&quot;.$run_module.&quot;/&quot;.$action_file;

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