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PK�V�[��C� �
CMSPlugin.phpnu�[���<?php
/**
* Joomla! Content Management System
*
* @copyright Copyright (C) 2005 - 2020 Open Source Matters, Inc. All
rights reserved.
* @license GNU General Public License version 2 or later; see
LICENSE.txt
*/
namespace Joomla\CMS\Plugin;
defined('JPATH_PLATFORM') or die;
use Joomla\Registry\Registry;
/**
* Plugin Class
*
* @since 1.5
*/
abstract class CMSPlugin extends \JEvent
{
/**
* A Registry object holding the parameters for the plugin
*
* @var Registry
* @since 1.5
*/
public $params = null;
/**
* The name of the plugin
*
* @var string
* @since 1.5
*/
protected $_name = null;
/**
* The plugin type
*
* @var string
* @since 1.5
*/
protected $_type = null;
/**
* Affects constructor behavior. If true, language files will be loaded
automatically.
*
* @var boolean
* @since 3.1
*/
protected $autoloadLanguage = false;
/**
* Constructor
*
* @param object &$subject The object to observe
* @param array $config An optional associative array of
configuration settings.
* Recognized key values include
'name', 'group', 'params',
'language'
* (this list is not meant to be
comprehensive).
*
* @since 1.5
*/
public function __construct(&$subject, $config = array())
{
// Get the parameters.
if (isset($config['params']))
{
if ($config['params'] instanceof Registry)
{
$this->params = $config['params'];
}
else
{
$this->params = new Registry($config['params']);
}
}
// Get the plugin name.
if (isset($config['name']))
{
$this->_name = $config['name'];
}
// Get the plugin type.
if (isset($config['type']))
{
$this->_type = $config['type'];
}
// Load the language files if needed.
if ($this->autoloadLanguage)
{
$this->loadLanguage();
}
if (property_exists($this, 'app'))
{
$reflection = new \ReflectionClass($this);
if ($reflection->getProperty('app')->isPrivate() ===
false && $this->app === null)
{
$this->app = \JFactory::getApplication();
}
}
if (property_exists($this, 'db'))
{
$reflection = new \ReflectionClass($this);
if ($reflection->getProperty('db')->isPrivate() ===
false && $this->db === null)
{
$this->db = \JFactory::getDbo();
}
}
parent::__construct($subject);
}
/**
* Loads the plugin language file
*
* @param string $extension The extension for which a language file
should be loaded
* @param string $basePath The basepath to use
*
* @return boolean True, if the file has successfully loaded.
*
* @since 1.5
*/
public function loadLanguage($extension = '', $basePath =
JPATH_ADMINISTRATOR)
{
if (empty($extension))
{
$extension = 'Plg_' . $this->_type . '_' .
$this->_name;
}
$extension = strtolower($extension);
$lang = \JFactory::getLanguage();
// If language already loaded, don't load it again.
if ($lang->getPaths($extension))
{
return true;
}
return $lang->load($extension, $basePath, null, false, true)
|| $lang->load($extension, JPATH_PLUGINS . '/' .
$this->_type . '/' . $this->_name, null, false, true);
}
}
PK�V�[Y)O�
#
#PluginHelper.phpnu�[���<?php
/**
* Joomla! Content Management System
*
* @copyright Copyright (C) 2005 - 2020 Open Source Matters, Inc. All
rights reserved.
* @license GNU General Public License version 2 or later; see
LICENSE.txt
*/
namespace Joomla\CMS\Plugin;
defined('JPATH_PLATFORM') or die;
/**
* Plugin helper class
*
* @since 1.5
*/
abstract class PluginHelper
{
/**
* A persistent cache of the loaded plugins.
*
* @var array
* @since 1.7
*/
protected static $plugins = null;
/**
* Get the path to a layout from a Plugin
*
* @param string $type Plugin type
* @param string $name Plugin name
* @param string $layout Layout name
*
* @return string Layout path
*
* @since 3.0
*/
public static function getLayoutPath($type, $name, $layout =
'default')
{
$template = \JFactory::getApplication()->getTemplate();
$defaultLayout = $layout;
if (strpos($layout, ':') !== false)
{
// Get the template and file name from the string
$temp = explode(':', $layout);
$template = $temp[0] === '_' ? $template : $temp[0];
$layout = $temp[1];
$defaultLayout = $temp[1] ?: 'default';
}
// Build the template and base path for the layout
$tPath = JPATH_THEMES . '/' . $template .
'/html/plg_' . $type . '_' . $name . '/' .
$layout . '.php';
$bPath = JPATH_PLUGINS . '/' . $type . '/' . $name .
'/tmpl/' . $defaultLayout . '.php';
$dPath = JPATH_PLUGINS . '/' . $type . '/' . $name .
'/tmpl/default.php';
// If the template has a layout override use it
if (file_exists($tPath))
{
return $tPath;
}
elseif (file_exists($bPath))
{
return $bPath;
}
else
{
return $dPath;
}
}
/**
* Get the plugin data of a specific type if no specific plugin is
specified
* otherwise only the specific plugin data is returned.
*
* @param string $type The plugin type, relates to the subdirectory
in the plugins directory.
* @param string $plugin The plugin name.
*
* @return mixed An array of plugin data objects, or a plugin data
object.
*
* @since 1.5
*/
public static function getPlugin($type, $plugin = null)
{
$result = array();
$plugins = static::load();
// Find the correct plugin(s) to return.
if (!$plugin)
{
foreach ($plugins as $p)
{
// Is this the right plugin?
if ($p->type === $type)
{
$result[] = $p;
}
}
}
else
{
foreach ($plugins as $p)
{
// Is this plugin in the right group?
if ($p->type === $type && $p->name === $plugin)
{
$result = $p;
break;
}
}
}
return $result;
}
/**
* Checks if a plugin is enabled.
*
* @param string $type The plugin type, relates to the subdirectory
in the plugins directory.
* @param string $plugin The plugin name.
*
* @return boolean
*
* @since 1.5
*/
public static function isEnabled($type, $plugin = null)
{
$result = static::getPlugin($type, $plugin);
return !empty($result);
}
/**
* Loads all the plugin files for a particular type if no specific plugin
is specified
* otherwise only the specific plugin is loaded.
*
* @param string $type The plugin type, relates to
the subdirectory in the plugins directory.
* @param string $plugin The plugin name.
* @param boolean $autocreate Autocreate the plugin.
* @param \JEventDispatcher $dispatcher Optionally allows the plugin
to use a different dispatcher.
*
* @return boolean True on success.
*
* @since 1.5
*/
public static function importPlugin($type, $plugin = null, $autocreate =
true, \JEventDispatcher $dispatcher = null)
{
static $loaded = array();
// Check for the default args, if so we can optimise cheaply
$defaults = false;
if ($plugin === null && $autocreate === true &&
$dispatcher === null)
{
$defaults = true;
}
// Ensure we have a dispatcher now so we can correctly track the loaded
plugins
$dispatcher = $dispatcher ?: \JEventDispatcher::getInstance();
// Get the dispatcher's hash to allow plugins to be registered to
unique dispatchers
$dispatcherHash = spl_object_hash($dispatcher);
if (!isset($loaded[$dispatcherHash]))
{
$loaded[$dispatcherHash] = array();
}
if (!$defaults || !isset($loaded[$dispatcherHash][$type]))
{
$results = null;
// Load the plugins from the database.
$plugins = static::load();
// Get the specified plugin(s).
for ($i = 0, $t = count($plugins); $i < $t; $i++)
{
if ($plugins[$i]->type === $type && ($plugin === null ||
$plugins[$i]->name === $plugin))
{
static::import($plugins[$i], $autocreate, $dispatcher);
$results = true;
}
}
// Bail out early if we're not using default args
if (!$defaults)
{
return $results;
}
$loaded[$dispatcherHash][$type] = $results;
}
return $loaded[$dispatcherHash][$type];
}
/**
* Loads the plugin file.
*
* @param object $plugin The plugin.
* @param boolean $autocreate True to autocreate.
* @param \JEventDispatcher $dispatcher Optionally allows the plugin
to use a different dispatcher.
*
* @return void
*
* @since 1.5
* @deprecated 4.0 Use PluginHelper::import() instead
*/
protected static function _import($plugin, $autocreate = true,
\JEventDispatcher $dispatcher = null)
{
static::import($plugin, $autocreate, $dispatcher);
}
/**
* Loads the plugin file.
*
* @param object $plugin The plugin.
* @param boolean $autocreate True to autocreate.
* @param \JEventDispatcher $dispatcher Optionally allows the plugin
to use a different dispatcher.
*
* @return void
*
* @since 3.2
*/
protected static function import($plugin, $autocreate = true,
\JEventDispatcher $dispatcher = null)
{
static $paths = array();
// Ensure we have a dispatcher now so we can correctly track the loaded
paths
$dispatcher = $dispatcher ?: \JEventDispatcher::getInstance();
// Get the dispatcher's hash to allow paths to be tracked against
unique dispatchers
$dispatcherHash = spl_object_hash($dispatcher);
if (!isset($paths[$dispatcherHash]))
{
$paths[$dispatcherHash] = array();
}
$plugin->type = preg_replace('/[^A-Z0-9_\.-]/i',
'', $plugin->type);
$plugin->name = preg_replace('/[^A-Z0-9_\.-]/i',
'', $plugin->name);
$path = JPATH_PLUGINS . '/' . $plugin->type . '/'
. $plugin->name . '/' . $plugin->name . '.php';
if (!isset($paths[$dispatcherHash][$path]))
{
if (file_exists($path))
{
if (!isset($paths[$dispatcherHash][$path]))
{
require_once $path;
}
$paths[$dispatcherHash][$path] = true;
if ($autocreate)
{
$className = 'Plg' . str_replace('-',
'', $plugin->type) . $plugin->name;
if ($plugin->type == 'editors-xtd')
{
// This type doesn't follow the convention
$className = 'PlgEditorsXtd' . $plugin->name;
if (!class_exists($className))
{
$className = 'PlgButton' . $plugin->name;
}
}
if (class_exists($className))
{
// Load the plugin from the database.
if (!isset($plugin->params))
{
// Seems like this could just go bye bye completely
$plugin = static::getPlugin($plugin->type, $plugin->name);
}
// Instantiate and register the plugin.
new $className($dispatcher, (array) $plugin);
}
}
}
else
{
$paths[$dispatcherHash][$path] = false;
}
}
}
/**
* Loads the published plugins.
*
* @return array An array of published plugins
*
* @since 1.5
* @deprecated 4.0 Use PluginHelper::load() instead
*/
protected static function _load()
{
return static::load();
}
/**
* Loads the published plugins.
*
* @return array An array of published plugins
*
* @since 3.2
*/
protected static function load()
{
if (static::$plugins !== null)
{
return static::$plugins;
}
$levels = implode(',',
\JFactory::getUser()->getAuthorisedViewLevels());
/** @var \JCacheControllerCallback $cache */
$cache = \JFactory::getCache('com_plugins',
'callback');
$loader = function () use ($levels)
{
$db = \JFactory::getDbo();
$query = $db->getQuery(true)
->select(
$db->quoteName(
array(
'folder',
'element',
'params',
'extension_id'
),
array(
'type',
'name',
'params',
'id'
)
)
)
->from('#__extensions')
->where('enabled = 1')
->where('type = ' . $db->quote('plugin'))
->where('state IN (0,1)')
->where('access IN (' . $levels . ')')
->order('ordering');
$db->setQuery($query);
return $db->loadObjectList();
};
try
{
static::$plugins = $cache->get($loader, array(), md5($levels),
false);
}
catch (\JCacheException $cacheException)
{
static::$plugins = $loader();
}
return static::$plugins;
}
}
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