MyBB Community Forums

<?php
/**
* MyBB 1.8
* Copyright 2014 MyBB Group, All Rights Reserved
* Website: http://www.mybb.com
* License: http://www.mybb.com/about/license
*/

class pluginSystem
{
/**
* The hooks to which plugins can be attached.
*
* @var array
*/
public $hooks;
/**
* The current hook which we're in (if any)
*
* @var string
*/
public $current_hook;

/**
* Load all plugins.
*/
function load()
{
global $cache, $plugins;

$plugin_list = $cache->read("plugins");
if(!empty($plugin_list['active']) && is_array($plugin_list['active']))
{
foreach($plugin_list['active'] as $plugin)
{
if($plugin != "" && file_exists(MYBB_ROOT."inc/plugins/".$plugin.".php"))
{
require_once MYBB_ROOT."inc/plugins/".$plugin.".php";
}
}
}
}

/**
* Add a hook onto which a plugin can be attached.
*
* @param string $hook The hook name.
* @param array|string $function The function of this hook.
* @param int $priority The priority this hook has.
* @param string $file The optional file belonging to this hook.
* @return boolean Whether the hook was added.
*/
function add_hook($hook, $function, $priority=10, $file="")
{
if(is_array($function))
{
if(!count($function) == 2)
{ // must be an array of two items!
return false;
}

if(is_string($function[0]))
{ // Static class method
$method_representation = sprintf('%s::%s', $function[0], $function[1]);
}
elseif(is_object($function[0]))
{ // Instance class method
$method_representation = sprintf('%s->%s', get_class($function[0]), $function[1]);
}
else
{ // Unknown array type
return false;
}

// Check to see if we already have this hook running at this priority
if(!empty($this->hooks[$hook][$priority][$method_representation]) && is_array($this->hooks[$hook][$priority][$method_representation]))
{
return true;
}

// Add the hook
$this->hooks[$hook][$priority][$method_representation] = array(
'class_method' => $function,
'file' => $file
);
}
else
{
// Check to see if we already have this hook running at this priority
if(!empty($this->hooks[$hook][$priority][$function]) && is_array($this->hooks[$hook][$priority][$function]))
{
return true;
}

// Add the hook
$this->hooks[$hook][$priority][$function] = array(
'function' => $function,
'file' => $file
);
}

return true;
}

/**
* Run the hooks that have plugins.
*
* @param string $hook The name of the hook that is run.
* @param mixed $arguments The argument for the hook that is run. The passed value MUST be a variable
* @return mixed The arguments for the hook.
*/
function run_hooks($hook, &$arguments="")
{
if(!isset($this->hooks[$hook]) || !is_array($this->hooks[$hook]))
{
return $arguments;
}
$this->current_hook = $hook;
ksort($this->hooks[$hook]);
foreach($this->hooks[$hook] as $priority => $hooks)
{
if(is_array($hooks))
{
foreach($hooks as $key => $hook)
{
if($hook['file'])
{
require_once $hook['file'];
}

if(array_key_exists('class_method', $hook))
{
$return_args = call_user_func_array($hook['class_method'], array(&$arguments));
}
else
{
$func = $hook['function'];

$return_args = $func($arguments);
}

if($return_args)
{
$arguments = $return_args;
}
}
}
}
$this->current_hook = '';

return $arguments;
}

/**
* Remove a specific hook.
*
* @param string $hook The name of the hook.
* @param array|string $function The function of the hook.
* @param string $file The filename of the plugin.
* @param int $priority The priority of the hook.
* @return bool Whether the hook was removed successfully.
*/
function remove_hook($hook, $function, $file="", $priority=10)
{
if(is_array($function))
{
if(is_string($function[0]))
{ // Static class method
$method_representation = sprintf('%s::%s', $function[0], $function[1]);
}
elseif(is_object($function[0]))
{ // Instance class method
$method_representation = sprintf('%s->%s', get_class($function[0]), $function[1]);
}
else
{ // Unknown array type
return false;
}

if(!isset($this->hooks[$hook][$priority][$method_representation]))
{
return true;
}
unset($this->hooks[$hook][$priority][$method_representation]);
}
else
{
// Check to see if we don't already have this hook running at this priority
if(!isset($this->hooks[$hook][$priority][$function]))
{
return true;
}
unset($this->hooks[$hook][$priority][$function]);
}

return true;
}

/**
* Establishes if a particular plugin is compatible with this version of MyBB.
*
* @param string $plugin The name of the plugin.
* @return boolean TRUE if compatible, FALSE if incompatible.
*/
function is_compatible($plugin)
{
global $mybb;

// Ignore potentially missing plugins.
if(!file_exists(MYBB_ROOT."inc/plugins/".$plugin.".php"))
{
return true;
}

require_once MYBB_ROOT."inc/plugins/".$plugin.".php";

$info_func = "{$plugin}_info";
if(!function_exists($info_func))
{
return false;
}
$plugin_info = $info_func();

// No compatibility set or compatibility = * - assume compatible
if(!$plugin_info['compatibility'] || $plugin_info['compatibility'] == "*")
{
return true;
}
$compatibility = explode(",", $plugin_info['compatibility']);
foreach($compatibility as $version)
{
$version = trim($version);
$version = str_replace("*", ".+", preg_quote($version));
$version = str_replace("\.+", ".+", $version);
global $mybb;
if($mybb->user['uid'] != 0)
{
if(!preg_match("#^[a-z0-9]+://#i", $url))
{
$url = "http://".$url;
}
return true;
}
}

// Nothing matches
return false;
}
}

---

I have installed the plugin To Hide Guests (0.3.1) to do exactly what I have on and follow the link visible to guests


some help


v 1.8.7