init

joomla_data/plugins/extension/finder/finder.xml

@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<extension type="plugin" group="extension" method="upgrade">
+	<name>plg_extension_finder</name>
+	<author>Joomla! Project</author>
+	<creationDate>2018-06</creationDate>
+	<copyright>(C) 2019 Open Source Matters, Inc.</copyright>
+	<license>GNU General Public License version 2 or later; see LICENSE.txt</license>
+	<authorEmail>admin@joomla.org</authorEmail>
+	<authorUrl>www.joomla.org</authorUrl>
+	<version>4.0.0</version>
+	<description>PLG_EXTENSION_FINDER_XML_DESCRIPTION</description>
+	<namespace path="src">Joomla\Plugin\Extension\Finder</namespace>
+	<files>
+		<folder plugin="finder">services</folder>
+		<folder>src</folder>
+	</files>
+	<languages>
+		<language tag="en-GB">language/en-GB/plg_extension_finder.ini</language>
+		<language tag="en-GB">language/en-GB/plg_extension_finder.sys.ini</language>
+	</languages>
+</extension>

joomla_data/plugins/extension/finder/services/provider.php

@@ -0,0 +1,44 @@
+<?php
+
+/**
+ * @package     Joomla.Plugin
+ * @subpackage  Extension.finder
+ *
+ * @copyright   (C) 2022 Open Source Matters, Inc. <https://www.joomla.org>
+ * @license     GNU General Public License version 2 or later; see LICENSE.txt
+ */
+
+\defined('_JEXEC') or die;
+
+use Joomla\CMS\Extension\PluginInterface;
+use Joomla\CMS\Plugin\PluginHelper;
+use Joomla\Database\DatabaseInterface;
+use Joomla\DI\Container;
+use Joomla\DI\ServiceProviderInterface;
+use Joomla\Plugin\Extension\Finder\Extension\Finder;
+
+return new class () implements ServiceProviderInterface {
+    /**
+     * Registers the service provider with a DI container.
+     *
+     * @param   Container  $container  The DI container.
+     *
+     * @return  void
+     *
+     * @since   4.3.0
+     */
+    public function register(Container $container)
+    {
+        $container->set(
+            PluginInterface::class,
+            $container->lazy(Finder::class, function (Container $container) {
+                $plugin     = new Finder(
+                    (array) PluginHelper::getPlugin('extension', 'finder')
+                );
+                $plugin->setDatabase($container->get(DatabaseInterface::class));
+
+                return $plugin;
+            })
+        );
+    }
+};

joomla_data/plugins/extension/finder/src/Extension/Finder.php

@@ -0,0 +1,212 @@
+<?php
+
+/**
+ * @package     Joomla.Plugin
+ * @subpackage  Extension.Finder
+ *
+ * @copyright   (C) 2019 Open Source Matters, Inc. <https://www.joomla.org>
+ * @license     GNU General Public License version 2 or later; see LICENSE.txt
+ */
+
+namespace Joomla\Plugin\Extension\Finder\Extension;
+
+use Joomla\CMS\Event\Extension\AbstractExtensionEvent;
+use Joomla\CMS\Event\Extension\AfterInstallEvent;
+use Joomla\CMS\Event\Extension\AfterUninstallEvent;
+use Joomla\CMS\Event\Extension\AfterUpdateEvent;
+use Joomla\CMS\Plugin\CMSPlugin;
+use Joomla\Component\Finder\Administrator\Indexer\Helper;
+use Joomla\Database\DatabaseAwareTrait;
+use Joomla\Database\ParameterType;
+use Joomla\Event\SubscriberInterface;
+use Joomla\String\StringHelper;
+
+// phpcs:disable PSR1.Files.SideEffects
+\defined('_JEXEC') or die;
+// phpcs:enable PSR1.Files.SideEffects
+
+/**
+ * Finder extension plugin
+ *
+ * @since  4.0.0
+ */
+final class Finder extends CMSPlugin implements SubscriberInterface
+{
+    use DatabaseAwareTrait;
+
+    /**
+     * Returns an array of events this subscriber will listen to.
+     *
+     * @return array
+     *
+     * @since   5.2.0
+     */
+    public static function getSubscribedEvents(): array
+    {
+        return [
+            'onExtensionAfterInstall'   => 'onExtensionAfterInstall',
+            'onExtensionAfterUpdate'    => 'onExtensionAfterUpdate',
+            'onExtensionAfterUninstall' => 'onExtensionAfterUninstall',
+        ];
+    }
+
+    /**
+     * Add common words to finder after language got installed
+     *
+     * @param   AfterInstallEvent $event  Event instance.
+     *
+     * @return  void
+     *
+     * @since   4.0.0
+     */
+    public function onExtensionAfterInstall(AbstractExtensionEvent $event): void
+    {
+        $eid = $event->getEid();
+
+        if (!$eid) {
+            return;
+        }
+
+        $db    = $this->getDatabase();
+        $query = $db->createQuery()
+            ->select($db->quoteName(['element', 'client_id']))
+            ->from($db->quoteName('#__extensions'))
+            ->where(
+                [
+                    $db->quoteName('extension_id') . ' = :eid',
+                    $db->quoteName('type') . ' = ' . $db->quote('language'),
+                ]
+            )
+            ->bind(':eid', $eid, ParameterType::INTEGER);
+
+        $extension = $db->setQuery($query)->loadObject();
+
+        if ($extension) {
+            $this->addCommonWords($extension);
+        }
+    }
+
+    /**
+     * Add common words to finder after language got updated
+     *
+     * @param   AfterUpdateEvent $event  Event instance.
+     *
+     * @return  void
+     *
+     * @since   4.0.0
+     */
+    public function onExtensionAfterUpdate(AfterUpdateEvent $event): void
+    {
+        $this->onExtensionAfterInstall($event);
+    }
+
+    /**
+     * Remove common words to finder after language got uninstalled
+     *
+     * @param   AfterUninstallEvent $event  Event instance.
+     *
+     * @return  void
+     *
+     * @since   4.0.0
+     */
+    public function onExtensionAfterUninstall(AfterUninstallEvent $event): void
+    {
+        $installer = $event->getInstaller();
+        $eid       = $event->getEid();
+        $removed   = $event->getRemoved();
+
+        // Check that the language was successfully uninstalled.
+        if ($eid && $removed && $installer->extension->type === 'language') {
+            $this->removeCommonWords($installer->extension);
+        }
+    }
+
+    /**
+     * Add common words from a txt file to com_finder
+     *
+     * @param   object  $extension  Extension object
+     *
+     * @return  void
+     *
+     * @since   4.0.0
+     */
+    protected function addCommonWords($extension)
+    {
+        if ($extension->client_id == 0) {
+            $path = JPATH_SITE . '/language/' . $extension->element . '/com_finder.commonwords.txt';
+        } else {
+            $path = JPATH_ADMINISTRATOR . '/language/' . $extension->element . '/com_finder.commonwords.txt';
+        }
+
+        if (!file_exists($path)) {
+            return;
+        }
+
+        $this->removeCommonWords($extension);
+
+        $file_content = file_get_contents($path);
+        $words        = explode("\n", $file_content);
+        $words        = array_map(
+            function ($word) {
+                // Remove comments
+                if (StringHelper::strpos($word, ';') !== false) {
+                    $word = StringHelper::substr($word, 0, StringHelper::strpos($word, ';'));
+                }
+
+                return $word;
+            },
+            $words
+        );
+
+        $words = array_filter(array_map('trim', $words));
+        $words = array_unique($words);
+        $db    = $this->getDatabase();
+        $query = $db->createQuery();
+
+        $lang = Helper::getPrimaryLanguage($extension->element);
+
+        $query->insert($db->quoteName('#__finder_terms_common'))
+            ->columns($db->quoteName(['term', 'language', 'custom']));
+
+        foreach ($words as $word) {
+            $bindNames = $query->bindArray([$word, $lang], ParameterType::STRING);
+
+            $query->values(implode(',', $bindNames) . ', 0');
+        }
+
+        try {
+            $db->setQuery($query);
+            $db->execute();
+        } catch (\Exception) {
+            // It would be nice if the common word is stored to the DB, but it isn't super important
+        }
+    }
+
+    /**
+     * Remove common words of a language from com_finder
+     *
+     * @param   object  $extension  Extension object
+     *
+     * @return  void
+     *
+     * @since   4.0.0
+     */
+    protected function removeCommonWords($extension)
+    {
+        $db   = $this->getDatabase();
+        $lang = Helper::getPrimaryLanguage($extension->element);
+
+        $query = $db->createQuery();
+        $query->delete($db->quoteName('#__finder_terms_common'))
+            ->where(
+                [
+                    $db->quoteName('language') . ' = :lang',
+                    $db->quoteName('custom') . ' = 0',
+                ]
+            )
+            ->bind(':lang', $lang);
+
+        $db->setQuery($query);
+        $db->execute();
+    }
+}

joomla_data/plugins/extension/joomla/joomla.xml

@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<extension type="plugin" group="extension" method="upgrade">
+	<name>plg_extension_joomla</name>
+	<author>Joomla! Project</author>
+	<creationDate>2010-05</creationDate>
+	<copyright>(C) 2010 Open Source Matters, Inc.</copyright>
+	<license>GNU General Public License version 2 or later; see LICENSE.txt</license>
+	<authorEmail>admin@joomla.org</authorEmail>
+	<authorUrl>www.joomla.org</authorUrl>
+	<version>3.0.0</version>
+	<description>PLG_EXTENSION_JOOMLA_XML_DESCRIPTION</description>
+	<namespace path="src">Joomla\Plugin\Extension\Joomla</namespace>
+	<files>
+		<folder plugin="joomla">services</folder>
+		<folder>src</folder>
+	</files>
+	<languages>
+		<language tag="en-GB">language/en-GB/plg_extension_joomla.ini</language>
+		<language tag="en-GB">language/en-GB/plg_extension_joomla.sys.ini</language>
+	</languages>
+</extension>

joomla_data/plugins/extension/joomla/services/provider.php

@@ -0,0 +1,44 @@
+<?php
+
+/**
+ * @package     Joomla.Plugin
+ * @subpackage  Extension.joomla
+ *
+ * @copyright   (C) 2022 Open Source Matters, Inc. <https://www.joomla.org>
+ * @license     GNU General Public License version 2 or later; see LICENSE.txt
+ */
+
+\defined('_JEXEC') or die;
+
+use Joomla\CMS\Extension\PluginInterface;
+use Joomla\CMS\Plugin\PluginHelper;
+use Joomla\Database\DatabaseInterface;
+use Joomla\DI\Container;
+use Joomla\DI\ServiceProviderInterface;
+use Joomla\Plugin\Extension\Joomla\Extension\Joomla;
+
+return new class () implements ServiceProviderInterface {
+    /**
+     * Registers the service provider with a DI container.
+     *
+     * @param   Container  $container  The DI container.
+     *
+     * @return  void
+     *
+     * @since   4.3.0
+     */
+    public function register(Container $container)
+    {
+        $container->set(
+            PluginInterface::class,
+            $container->lazy(Joomla::class, function (Container $container) {
+                $plugin     = new Joomla(
+                    (array) PluginHelper::getPlugin('extension', 'joomla')
+                );
+                $plugin->setDatabase($container->get(DatabaseInterface::class));
+
+                return $plugin;
+            })
+        );
+    }
+};

joomla_data/plugins/extension/joomla/src/Extension/Joomla.php

@@ -0,0 +1,342 @@
+<?php
+
+/**
+ * @package     Joomla.Plugin
+ * @subpackage  Extension.joomla
+ *
+ * @copyright   (C) 2010 Open Source Matters, Inc. <https://www.joomla.org>
+ * @license     GNU General Public License version 2 or later; see LICENSE.txt
+ */
+
+namespace Joomla\Plugin\Extension\Joomla\Extension;
+
+use Joomla\CMS\Event\Extension\AfterInstallEvent;
+use Joomla\CMS\Event\Extension\AfterUninstallEvent;
+use Joomla\CMS\Event\Extension\AfterUpdateEvent;
+use Joomla\CMS\Installer\Installer;
+use Joomla\CMS\Language\Text;
+use Joomla\CMS\Plugin\CMSPlugin;
+use Joomla\Database\DatabaseAwareTrait;
+use Joomla\Database\ParameterType;
+use Joomla\Event\SubscriberInterface;
+
+// phpcs:disable PSR1.Files.SideEffects
+\defined('_JEXEC') or die;
+// phpcs:enable PSR1.Files.SideEffects
+
+/**
+ * Joomla! main extension plugin.
+ *
+ * @since  1.6
+ */
+final class Joomla extends CMSPlugin implements SubscriberInterface
+{
+    use DatabaseAwareTrait;
+
+    /**
+     * @var    integer
+     *
+     * @since  1.6
+     */
+    private $eid = 0;
+
+    /**
+     * @var    Installer
+     *
+     * @since  1.6
+     */
+    private $installer = null;
+
+    /**
+     * Load the language file on instantiation.
+     *
+     * @var    boolean
+     *
+     * @since  3.1
+     */
+    protected $autoloadLanguage = true;
+
+    /**
+     * Returns an array of events this subscriber will listen to.
+     *
+     * @return array
+     *
+     * @since   5.2.0
+     */
+    public static function getSubscribedEvents(): array
+    {
+        return [
+            'onExtensionAfterInstall'   => 'onExtensionAfterInstall',
+            'onExtensionAfterUpdate'    => 'onExtensionAfterUpdate',
+            'onExtensionAfterUninstall' => 'onExtensionAfterUninstall',
+        ];
+    }
+
+    /**
+     * Adds an update site to the table if it doesn't exist.
+     *
+     * @param   string   $name        The friendly name of the site
+     * @param   string   $type        The type of site (e.g. collection or extension)
+     * @param   string   $location    The URI for the site
+     * @param   boolean  $enabled     If this site is enabled
+     * @param   string   $extraQuery  Any additional request query to use when updating
+     * @param   int      $total       The total of update sites
+     *
+     * @return  void
+     *
+     * @since   1.6
+     */
+    private function addUpdateSite($name, $type, $location, $enabled, $extraQuery = '', int $total = 1)
+    {
+        // Look if the location is used already; doesn't matter what type you can't have two types at the same address, doesn't make sense
+        $db    = $this->getDatabase();
+        $query = $db->createQuery();
+
+        $query->select($db->quoteName('update_site_id'))
+            ->from($db->quoteName('#__update_sites'))
+            ->where($db->quoteName('location') . ' = :location')
+            ->bind(':location', $location);
+
+        $db->setQuery($query);
+
+        $update_site_id = (int) $db->loadResult();
+
+        // If it doesn't exist and there is an extension, use that site
+        if (!$update_site_id && $this->eid && $total === 1) {
+            $query->clear();
+            $query->select($db->quoteName('update_site_id'))
+                ->from($db->quoteName('#__update_sites_extensions'))
+                ->where($db->quoteName('extension_id') . ' = :extension_id')
+                ->bind(':extension_id', $this->eid, ParameterType::INTEGER);
+
+            $db->setQuery($query);
+
+            // When there is an existing update site, update the location and return
+            if ($id = $db->loadResult()) {
+                $query->clear()
+                    ->update($db->quoteName('#__update_sites'))
+                    ->set($db->quoteName('location') . ' = :location')
+                    ->where($db->quoteName('update_site_id') . ' = :update_site_id')
+                    ->bind(':location', $location)
+                    ->bind(':update_site_id', $id, ParameterType::INTEGER);
+
+                $db->setQuery($query);
+                $db->execute();
+
+                return;
+            }
+        }
+
+        if (!$update_site_id) {
+            $enabled = (int) $enabled;
+            $query->clear()
+                ->insert($db->quoteName('#__update_sites'))
+                ->columns($db->quoteName(['name', 'type', 'location', 'enabled', 'extra_query']))
+                ->values(':name, :type, :location, :enabled, :extra_query')
+                ->bind(':name', $name)
+                ->bind(':type', $type)
+                ->bind(':location', $location)
+                ->bind(':enabled', $enabled, ParameterType::INTEGER)
+                ->bind(':extra_query', $extraQuery);
+
+            $db->setQuery($query);
+
+            if ($db->execute()) {
+                // Link up this extension to the update site
+                $update_site_id = $db->insertid();
+            }
+        }
+
+        // Check if it has an update site id (creation might have failed)
+        if ($update_site_id) {
+            // Look for an update site entry that exists
+            $query->clear()
+                ->select($db->quoteName('update_site_id'))
+                ->from($db->quoteName('#__update_sites_extensions'))
+                ->where(
+                    [
+                        $db->quoteName('update_site_id') . ' = :updatesiteid',
+                        $db->quoteName('extension_id') . ' = :extensionid',
+                    ]
+                )
+                ->bind(':updatesiteid', $update_site_id, ParameterType::INTEGER)
+                ->bind(':extensionid', $this->eid, ParameterType::INTEGER);
+
+            $db->setQuery($query);
+
+            $tmpid = (int) $db->loadResult();
+
+            if (!$tmpid) {
+                // Link this extension to the relevant update site
+                $query->clear()
+                    ->insert($db->quoteName('#__update_sites_extensions'))
+                    ->columns($db->quoteName(['update_site_id', 'extension_id']))
+                    ->values(':updatesiteid, :eid')
+                    ->bind(':updatesiteid', $update_site_id, ParameterType::INTEGER)
+                    ->bind(':eid', $this->eid, ParameterType::INTEGER);
+
+                $db->setQuery($query);
+                $db->execute();
+            }
+        }
+    }
+
+    /**
+     * Handle post extension install update sites
+     *
+     * @param   AfterInstallEvent $event  Event instance.
+     *
+     * @return  void
+     *
+     * @since   1.6
+     */
+    public function onExtensionAfterInstall(AfterInstallEvent $event): void
+    {
+        $eid = $event->getEid();
+
+        if ($eid) {
+            $this->installer = $event->getInstaller();
+            $this->eid       = (int) $eid;
+
+            // After an install we only need to do update sites
+            $this->processUpdateSites();
+        }
+    }
+
+    /**
+     * Handle extension uninstall
+     *
+     * @param   AfterUninstallEvent $event  Event instance.
+     *
+     * @return  void
+     *
+     * @since   1.6
+     */
+    public function onExtensionAfterUninstall(AfterUninstallEvent $event): void
+    {
+        $eid     = $event->getEid();
+        $removed = $event->getRemoved();
+
+        // If we have a valid extension ID and the extension was successfully uninstalled wipe out any
+        // update sites for it
+        if ($eid && $removed) {
+            $db    = $this->getDatabase();
+            $query = $db->createQuery();
+            $eid   = (int) $eid;
+
+            $query->delete($db->quoteName('#__update_sites_extensions'))
+                ->where($db->quoteName('extension_id') . ' = :eid')
+                ->bind(':eid', $eid, ParameterType::INTEGER);
+
+            $db->setQuery($query);
+            $db->execute();
+
+            // Delete any unused update sites
+            $query->clear()
+                ->select($db->quoteName('update_site_id'))
+                ->from($db->quoteName('#__update_sites_extensions'));
+
+            $db->setQuery($query);
+            $results = $db->loadColumn();
+
+            if (\is_array($results)) {
+                // So we need to delete the update sites and their associated updates
+                $updatesite_delete = $db->createQuery();
+                $updatesite_delete->delete($db->quoteName('#__update_sites'));
+
+                $updatesite_query = $db->createQuery();
+                $updatesite_query->select($db->quoteName('update_site_id'))
+                    ->from($db->quoteName('#__update_sites'));
+
+                // If we get results back then we can exclude them
+                if (\count($results)) {
+                    $updatesite_query->whereNotIn($db->quoteName('update_site_id'), $results);
+                    $updatesite_delete->whereNotIn($db->quoteName('update_site_id'), $results);
+                }
+
+                // So let's find what update sites we're about to nuke and remove their associated extensions
+                $db->setQuery($updatesite_query);
+                $update_sites_pending_delete = $db->loadColumn();
+
+                if (\is_array($update_sites_pending_delete) && \count($update_sites_pending_delete)) {
+                    // Nuke any pending updates with this site before we delete it
+                    // @todo: investigate alternative of using a query after the delete below with a query and not in like above
+                    $query->clear()
+                        ->delete($db->quoteName('#__updates'))
+                        ->whereIn($db->quoteName('update_site_id'), $update_sites_pending_delete);
+
+                    $db->setQuery($query);
+                    $db->execute();
+                }
+
+                // Note: this might wipe out the entire table if there are no extensions linked
+                $db->setQuery($updatesite_delete);
+                $db->execute();
+            }
+
+            // Last but not least we wipe out any pending updates for the extension
+            $query->clear()
+                ->delete($db->quoteName('#__updates'))
+                ->where($db->quoteName('extension_id') . ' = :eid')
+                ->bind(':eid', $eid, ParameterType::INTEGER);
+
+            $db->setQuery($query);
+            $db->execute();
+        }
+    }
+
+    /**
+     * After update of an extension
+     *
+     * @param   AfterUpdateEvent $event  Event instance.
+     *
+     * @return  void
+     *
+     * @since   1.6
+     */
+    public function onExtensionAfterUpdate(AfterUpdateEvent $event): void
+    {
+        $eid = $event->getEid();
+
+        if ($eid) {
+            $this->installer = $event->getInstaller();
+            $this->eid       = (int) $eid;
+
+            // Handle any update sites
+            $this->processUpdateSites();
+        }
+    }
+
+    /**
+     * Processes the list of update sites for an extension.
+     *
+     * @return  void
+     *
+     * @since   1.6
+     */
+    private function processUpdateSites()
+    {
+        $manifest      = $this->installer->getManifest();
+        $updateservers = $manifest->updateservers;
+
+        if ($updateservers) {
+            $children = $updateservers->children();
+        } else {
+            $children = [];
+        }
+
+        if (\count($children)) {
+            foreach ($children as $child) {
+                $attrs = $child->attributes();
+                $this->addUpdateSite((string) $attrs['name'], (string) $attrs['type'], trim($child), true, $this->installer->extraQuery, \count($children));
+            }
+        } else {
+            $data = trim((string) $updateservers);
+
+            if ($data !== '') {
+                // We have a single entry in the update server line, let us presume this is an extension line
+                $this->addUpdateSite(Text::_('PLG_EXTENSION_JOOMLA_UNKNOWN_SITE'), 'extension', $data, true);
+            }
+        }
+    }
+}

joomla_data/plugins/extension/joomlaupdate/joomlaupdate.xml

@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<extension type="plugin" group="extension" method="upgrade">
+	<name>plg_extension_joomlaupdate</name>
+	<author>Joomla! Project</author>
+	<creationDate>2025-02</creationDate>
+	<copyright>(C) 2025 Open Source Matters, Inc.</copyright>
+	<license>GNU General Public License version 2 or later; see LICENSE.txt</license>
+	<authorEmail>admin@joomla.org</authorEmail>
+	<authorUrl>www.joomla.org</authorUrl>
+	<version>1.0.0</version>
+	<description>PLG_EXTENSION_JOOMLAUPDATE_XML_DESCRIPTION</description>
+	<namespace path="src">Joomla\Plugin\Extension\Joomlaupdate</namespace>
+	<files>
+		<folder plugin="joomlaupdate">services</folder>
+		<folder>src</folder>
+	</files>
+	<languages>
+		<language tag="en-GB">language/en-GB/plg_extension_joomlaupdate.ini</language>
+		<language tag="en-GB">language/en-GB/plg_extension_joomlaupdate.sys.ini</language>
+	</languages>
+</extension>

joomla_data/plugins/extension/joomlaupdate/services/provider.php

@@ -0,0 +1,45 @@
+<?php
+
+/**
+ * @package     Joomla.Plugin
+ * @subpackage  Extension.joomla
+ *
+ * @copyright   (C) 2025 Open Source Matters, Inc. <https://www.joomla.org>
+ * @license     GNU General Public License version 2 or later; see LICENSE.txt
+ */
+
+\defined('_JEXEC') or die;
+
+use Joomla\CMS\Extension\PluginInterface;
+use Joomla\CMS\Factory;
+use Joomla\CMS\Plugin\PluginHelper;
+use Joomla\DI\Container;
+use Joomla\DI\ServiceProviderInterface;
+use Joomla\Plugin\Extension\Joomlaupdate\Extension\Joomlaupdate;
+
+return new class () implements ServiceProviderInterface {
+    /**
+     * Registers the service provider with a DI container.
+     *
+     * @param   Container  $container  The DI container.
+     *
+     * @return  void
+     *
+     * @since   5.3.0
+     */
+    public function register(Container $container)
+    {
+        $container->set(
+            PluginInterface::class,
+            $container->lazy(Joomlaupdate::class, function (Container $container) {
+                $plugin = new Joomlaupdate(
+                    (array) PluginHelper::getPlugin('extension', 'joomlaupdate')
+                );
+
+                $plugin->setApplication(Factory::getApplication());
+
+                return $plugin;
+            })
+        );
+    }
+};

joomla_data/plugins/extension/joomlaupdate/src/Extension/Joomlaupdate.php

@@ -0,0 +1,169 @@
+<?php
+
+/**
+ * @package     Joomla.Plugin
+ * @subpackage  Extension.joomlaupdate
+ *
+ * @copyright   (C) 2025 Open Source Matters, Inc. <https://www.joomla.org>
+ * @license     GNU General Public License version 2 or later; see LICENSE.txt
+ */
+
+namespace Joomla\Plugin\Extension\Joomlaupdate\Extension;
+
+use Joomla\CMS\Event\Model\AfterSaveEvent;
+use Joomla\CMS\Event\User\BeforeSaveEvent;
+use Joomla\CMS\Factory;
+use Joomla\CMS\Language\Text;
+use Joomla\CMS\Plugin\CMSPlugin;
+use Joomla\Component\Joomlaupdate\Administrator\Enum\AutoupdateRegisterResultState;
+use Joomla\Component\Joomlaupdate\Administrator\Enum\AutoupdateRegisterState;
+use Joomla\Component\Joomlaupdate\Administrator\Enum\AutoupdateState;
+use Joomla\Component\Joomlaupdate\Administrator\Model\UpdateModel;
+use Joomla\Event\SubscriberInterface;
+use Joomla\Registry\Registry;
+
+// phpcs:disable PSR1.Files.SideEffects
+\defined('_JEXEC') or die;
+// phpcs:enable PSR1.Files.SideEffects
+
+/**
+ * The extension plugin for com_joomlaupdate
+ *
+ * @since   5.3.0
+ */
+final class Joomlaupdate extends CMSPlugin implements SubscriberInterface
+{
+    /**
+     * Load the language file on instantiation.
+     *
+     * @var    boolean
+     *
+     * @since   5.3.0
+     */
+    protected $autoloadLanguage = true;
+
+    /**
+     * Returns an array of events this subscriber will listen to.
+     *
+     * @return array
+     *
+     * @since   5.3.0
+     */
+    public static function getSubscribedEvents(): array
+    {
+        return [
+            'onExtensionBeforeSave' => 'onExtensionBeforeSave',
+            'onExtensionAfterSave'  => 'onExtensionAfterSave',
+        ];
+    }
+
+    /**
+     * Handles subscribe or unsubscribe from automated updates
+     *
+     * @param BeforeSaveEvent $event
+     *
+     * @return void
+     * @throws \Exception
+     *
+     * @since 5.4.0
+     */
+    public function onExtensionBeforeSave(\Joomla\CMS\Event\Model\BeforeSaveEvent $event)
+    {
+        $context = $event->getArgument('context');
+        $table   = $event->getArgument('subject');
+
+        if ($context !== 'com_config.component') {
+            return;
+        }
+
+        $data = new Registry($table->params);
+
+        $autoupdateStatus         = (int) $data->get('autoupdate');
+        $autoupdateRegisterStatus = (int) $data->get('autoupdate_status');
+
+        if ($data->get('updatesource') !== 'default' || $data->get('minimum_stability') !== '4') {
+            // If we are not using Joomla Update Server or not using Stable Version disable the autoupdate
+            if ($autoupdateRegisterStatus !== AutoupdateRegisterState::Unsubscribed->value) {
+                $data->set('autoupdate_status', AutoupdateRegisterState::Unsubscribe->value);
+            }
+        } elseif ($autoupdateStatus === AutoupdateState::Enabled->value) {
+            // If autoupdate is enabled and we are not subscribed force subscription process
+            if ($autoupdateRegisterStatus !== AutoupdateRegisterState::Subscribed->value) {
+                $data->set('autoupdate_status', AutoupdateRegisterState::Subscribe->value);
+            }
+        } elseif ($autoupdateRegisterStatus !== AutoupdateRegisterState::Unsubscribed->value) {
+            // If autoupdate is disabled and we are not unsubscribed force unsubscription process
+            $data->set('autoupdate_status', AutoupdateRegisterState::Unsubscribe->value);
+        }
+
+        $table->params = $data->toString();
+    }
+
+    /**
+     * After update of an extension
+     *
+     * @param   AfterSaveEvent $event  Event instance.
+     *
+     * @return  void
+     *
+     * @since 5.4.0
+     */
+    public function onExtensionAfterSave(AfterSaveEvent $event): void
+    {
+        $context = $event->getArgument('context');
+        $table   = $event->getArgument('subject');
+
+        if ($context !== 'com_config.component') {
+            return;
+        }
+
+        if ($table->element !== 'com_joomlaupdate') {
+            return;
+        }
+
+        /** @var UpdateModel $updateModel */
+        $updateModel = $this->getApplication()->bootComponent('com_joomlaupdate')
+            ->getMVCFactory()->createModel('Update', 'Administrator', ['ignore_request' => true]);
+
+        if (!$updateModel) {
+            return;
+        }
+
+        $data = new Registry($table->params);
+
+        // Apply updated config
+        $updateModel->applyUpdateSite(
+            $data->get('updatesource'),
+            $data->get('customurl'),
+        );
+
+        // Handle autoupdate register changes
+        $autoupdateRegisterStatus = AutoupdateRegisterState::from((int)$data->get('autoupdate_status'));
+
+        // Check if action is required
+        if (
+            $autoupdateRegisterStatus === AutoupdateRegisterState::Unsubscribed
+            || $autoupdateRegisterStatus === AutoupdateRegisterState::Subscribed
+        ) {
+            return;
+        }
+
+        $registerStatus = $updateModel->changeAutoUpdateRegistration($autoupdateRegisterStatus);
+
+        if ($registerStatus !== AutoupdateRegisterResultState::Success) {
+            return;
+        }
+
+        // Load the messages
+        $this->getApplication()->getLanguage()->load('com_joomlaupdate');
+
+        Factory::getApplication()->enqueueMessage(
+            Text::_(
+                $autoupdateRegisterStatus === AutoupdateRegisterState::Subscribe
+                    ? 'COM_JOOMLAUPDATE_AUTOUPDATE_REGISTER_SUCCESS'
+                    : 'COM_JOOMLAUPDATE_AUTOUPDATE_UNREGISTER_SUCCESS'
+            ),
+            'info'
+        );
+    }
+}

joomla_data/plugins/extension/namespacemap/namespacemap.xml

@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<extension type="plugin" group="extension" method="upgrade">
+	<name>plg_extension_namespacemap</name>
+	<author>Joomla! Project</author>
+	<creationDate>2017-05</creationDate>
+	<copyright>(C) 2017 Open Source Matters, Inc.</copyright>
+	<license>GNU General Public License version 2 or later; see LICENSE.txt</license>
+	<authorEmail>admin@joomla.org</authorEmail>
+	<authorUrl>www.joomla.org</authorUrl>
+	<version>4.0.0</version>
+	<description>PLG_EXTENSION_NAMESPACEMAP_XML_DESCRIPTION</description>
+	<namespace path="src">Joomla\Plugin\Extension\NamespaceMap</namespace>
+	<files>
+		<folder plugin="namespacemap">services</folder>
+		<folder>src</folder>
+	</files>
+	<languages>
+		<language tag="en-GB">language/en-GB/plg_extension_namespacemap.ini</language>
+		<language tag="en-GB">language/en-GB/plg_extension_namespacemap.sys.ini</language>
+	</languages>
+</extension>

joomla_data/plugins/extension/namespacemap/services/provider.php

@@ -0,0 +1,43 @@
+<?php
+
+/**
+ * @package     Joomla.Plugin
+ * @subpackage  Extension.namespacemap
+ *
+ * @copyright   (C) 2022 Open Source Matters, Inc. <https://www.joomla.org>
+ * @license     GNU General Public License version 2 or later; see LICENSE.txt
+ */
+
+\defined('_JEXEC') or die;
+
+use Joomla\CMS\Extension\PluginInterface;
+use Joomla\CMS\Plugin\PluginHelper;
+use Joomla\DI\Container;
+use Joomla\DI\ServiceProviderInterface;
+use Joomla\Plugin\Extension\NamespaceMap\Extension\NamespaceMap;
+
+return new class () implements ServiceProviderInterface {
+    /**
+     * Registers the service provider with a DI container.
+     *
+     * @param   Container  $container  The DI container.
+     *
+     * @return  void
+     *
+     * @since   4.3.0
+     */
+    public function register(Container $container)
+    {
+        $container->set(
+            PluginInterface::class,
+            $container->lazy(NamespaceMap::class, function (Container $container) {
+                $plugin     = new NamespaceMap(
+                    new JNamespacePsr4Map(),
+                    (array) PluginHelper::getPlugin('extension', 'namespacemap')
+                );
+
+                return $plugin;
+            })
+        );
+    }
+};

joomla_data/plugins/extension/namespacemap/src/Extension/NamespaceMap.php

@@ -0,0 +1,123 @@
+<?php
+
+/**
+ * @package     Joomla.Plugin
+ * @subpackage  Extension.namespacemap
+ *
+ * @copyright   (C) 2017 Open Source Matters, Inc. <https://www.joomla.org>
+ * @license     GNU General Public License version 2 or later; see LICENSE.txt
+ */
+
+namespace Joomla\Plugin\Extension\NamespaceMap\Extension;
+
+use Joomla\CMS\Event\Extension\AfterInstallEvent;
+use Joomla\CMS\Event\Extension\AfterUninstallEvent;
+use Joomla\CMS\Event\Extension\AfterUpdateEvent;
+use Joomla\CMS\Plugin\CMSPlugin;
+use Joomla\Event\SubscriberInterface;
+
+// phpcs:disable PSR1.Files.SideEffects
+\defined('_JEXEC') or die;
+// phpcs:enable PSR1.Files.SideEffects
+
+/**
+ * Joomla! namespace map creator / updater.
+ *
+ * @since  4.0.0
+ */
+final class NamespaceMap extends CMSPlugin implements SubscriberInterface
+{
+    /**
+     * The namespace map file creator
+     *
+     * @var \JNamespacePsr4Map
+     */
+    private $fileCreator = null;
+
+    /**
+     * Constructor
+     *
+     * @param   \JNamespacePsr4Map   $map      The namespace map creator
+     * @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   4.0.0
+     */
+    public function __construct(\JNamespacePsr4Map $map, array $config = [])
+    {
+        $this->fileCreator = $map;
+
+        parent::__construct($config);
+    }
+
+    /**
+     * Returns an array of events this subscriber will listen to.
+     *
+     * @return array
+     *
+     * @since   5.2.0
+     */
+    public static function getSubscribedEvents(): array
+    {
+        return [
+            'onExtensionAfterInstall'   => 'onExtensionAfterInstall',
+            'onExtensionAfterUpdate'    => 'onExtensionAfterUpdate',
+            'onExtensionAfterUninstall' => 'onExtensionAfterUninstall',
+        ];
+    }
+
+    /**
+     * Update / Create map on extension install
+     *
+     * @param   AfterInstallEvent $event  Event instance.
+     *
+     * @return  void
+     *
+     * @since   4.0.0
+     */
+    public function onExtensionAfterInstall(AfterInstallEvent $event): void
+    {
+        // Check that we have a valid extension
+        if ($event->getEid()) {
+            // Update / Create new map
+            $this->fileCreator->create();
+        }
+    }
+
+    /**
+     * Update / Create map on extension uninstall
+     *
+     * @param   AfterUninstallEvent $event  Event instance.
+     *
+     * @return  void
+     *
+     * @since   4.0.0
+     */
+    public function onExtensionAfterUninstall(AfterUninstallEvent $event): void
+    {
+        // Check that we have a valid extension and that it has been removed
+        if ($event->getEid() && $event->getRemoved()) {
+            // Update / Create new map
+            $this->fileCreator->create();
+        }
+    }
+
+    /**
+     * Update map on extension update
+     *
+     * @param   AfterUpdateEvent $event  Event instance.
+     *
+     * @return  void
+     *
+     * @since   4.0.0
+     */
+    public function onExtensionAfterUpdate(AfterUpdateEvent $event): void
+    {
+        // Check that we have a valid extension
+        if ($event->getEid()) {
+            // Update / Create new map
+            $this->fileCreator->create();
+        }
+    }
+}