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编辑当前文件:/home2/sdektunc/chicxulubpuebloyucatan.gob.mx/libraries/src/Extension/ExtensionManagerTrait.php

<?php
/**
 * Joomla! Content Management System
 *
 * @copyright  (C) 2018 Open Source Matters, Inc. <https://www.joomla.org>
 * @license    GNU General Public License version 2 or later; see LICENSE
 */

namespace Joomla\CMS\Extension;

\defined('JPATH_PLATFORM') or die;

use Joomla\CMS\Dispatcher\ModuleDispatcherFactory;
use Joomla\CMS\Event\AbstractEvent;
use Joomla\CMS\Helper\HelperFactory;
use Joomla\CMS\Plugin\CMSPlugin;
use Joomla\CMS\Plugin\PluginHelper;
use Joomla\DI\Container;
use Joomla\DI\Exception\ContainerNotFoundException;
use Joomla\DI\ServiceProviderInterface;
use Joomla\Event\DispatcherInterface;

/**
 * Trait for classes which can load extensions
 *
 * @since  4.0.0
 */
trait ExtensionManagerTrait
{
	/**
	 * Boots the component with the given name.
	 *
	 * @param   string  $component  The component to boot.
	 *
	 * @return  ComponentInterface
	 *
	 * @since   4.0.0
	 */
	public function bootComponent($component): ComponentInterface
	{
		// Normalize the component name
		$component = strtolower(str_replace('com_', '', $component));

// Path to to look for services
		$path = JPATH_ADMINISTRATOR . '/components/com_' . $component;

return $this->loadExtension(ComponentInterface::class, $component, $path);
	}

/**
	 * Boots the module with the given name.
	 *
	 * @param   string  $module           The module to boot
	 * @param   string  $applicationName  The application name
	 *
	 * @return  ModuleInterface
	 *
	 * @since   4.0.0
	 */
	public function bootModule($module, $applicationName): ModuleInterface
	{
		// Normalize the module name
		$module = strtolower(str_replace('mod_', '', $module));

// Path to to look for services
		$path = JPATH_SITE . '/modules/mod_' . $module;

if ($applicationName === 'administrator')
		{
			$path = JPATH_ADMINISTRATOR . '/modules/mod_' . $module;
		}

return $this->loadExtension(ModuleInterface::class, $module, $path);
	}

/**
	 * Boots the plugin with the given name and type.
	 *
	 * @param   string  $plugin  The plugin name
	 * @param   string  $type    The type of the plugin
	 *
	 * @return  PluginInterface
	 *
	 * @since   4.0.0
	 */
	public function bootPlugin($plugin, $type): PluginInterface
	{
		// Normalize the module name
		$plugin = strtolower(str_replace('plg_', '', $plugin));

// Path to to look for services
		$path = JPATH_SITE . '/plugins/' . $type . '/' . $plugin;

return $this->loadExtension(PluginInterface::class, $plugin . ':' . $type, $path);
	}

/**
	 * Loads the extension.
	 *
	 * @param   string  $type           The extension type
	 * @param   string  $extensionName  The extension name
	 * @param   string  $extensionPath  The path of the extension
	 *
	 * @return  ComponentInterface|ModuleInterface|PluginInterface
	 *
	 * @since   4.0.0
	 */
	private function loadExtension($type, $extensionName, $extensionPath)
	{
		// Check if the extension is already loaded
		if (!empty(ExtensionHelper::$extensions[$type][$extensionName]))
		{
			return ExtensionHelper::$extensions[$type][$extensionName];
		}

// The container to get the services from
		$container = $this->getContainer()->createChild();

$container->get(DispatcherInterface::class)->dispatch(
			'onBeforeExtensionBoot',
			AbstractEvent::create(
				'onBeforeExtensionBoot',
				[
					'subject'       => $this,
					'type'          => $type,
					'extensionName' => $extensionName,
					'container'     => $container
				]
			)
		);

// The path of the loader file
		$path = $extensionPath . '/services/provider.php';

if (is_file($path))
		{
			// Load the file
			$provider = require_once $path;

// Check if the extension supports the service provider interface
			if ($provider instanceof ServiceProviderInterface)
			{
				$provider->register($container);
			}
		}

// Fallback to legacy
		if (!$container->has($type))
		{
			switch ($type)
			{
				case ComponentInterface::class:
					$container->set($type, new LegacyComponent('com_' . $extensionName));
					break;
				case ModuleInterface::class:
					$container->set($type, new Module(new ModuleDispatcherFactory(''), new HelperFactory('')));
					break;
				case PluginInterface::class:
					list($pluginName, $pluginType) = explode(':', $extensionName);
					$container->set($type, $this->loadPluginFromFilesystem($pluginName, $pluginType));
			}
		}

$container->get(DispatcherInterface::class)->dispatch(
			'onAfterExtensionBoot',
			AbstractEvent::create(
				'onAfterExtensionBoot',
				[
					'subject'       => $this,
					'type'          => $type,
					'extensionName' => $extensionName,
					'container'     => $container
				]
			)
		);

$extension = $container->get($type);

if ($extension instanceof BootableExtensionInterface)
		{
			$extension->boot($container);
		}

// Cache the extension
		ExtensionHelper::$extensions[$type][$extensionName] = $extension;

return $extension;
	}

/**
	 * Creates a CMS plugin from the filesystem.
	 *
	 * @param   string  $plugin  The plugin
	 * @param   string  $type    The type
	 *
	 * @return  CMSPlugin
	 *
	 * @since   4.0.0
	 */
	private function loadPluginFromFilesystem(string $plugin, string $type)
	{
		// The dispatcher
		$dispatcher = $this->getContainer()->get(DispatcherInterface::class);

// Clear the names
		$plugin = preg_replace('/[^A-Z0-9_\.-]/i', '', $plugin);
		$type   = preg_replace('/[^A-Z0-9_\.-]/i', '', $type);

// The path of the plugin
		$path = JPATH_PLUGINS . '/' . $type . '/' . $plugin . '/' . $plugin . '.php';

// Return an empty class when the file doesn't exist
		if (!is_file($path))
		{
			return new DummyPlugin($dispatcher);
		}

// Include the file of the plugin
		require_once $path;

// Compile the classname
		$className = 'Plg' . str_replace('-', '', $type) . $plugin;

if ($type === 'editors-xtd')
		{
			// This type doesn't follow the convention
			$className = 'PlgEditorsXtd' . $plugin;

if (!class_exists($className))
			{
				$className = 'PlgButton' . $plugin;
			}
		}

// Return an empty class when the class doesn't exist
		if (!class_exists($className))
		{
			return new DummyPlugin($dispatcher);
		}

// Instantiate the plugin
		return new $className($dispatcher, (array) PluginHelper::getPlugin($type, $plugin));
	}

/**
	 * Get the DI container.
	 *
	 * @return  Container
	 *
	 * @since   4.0.0
	 * @throws  ContainerNotFoundException May be thrown if the container has not been set.
	 */
	abstract protected function getContainer();
}