first commit

plugins/quickicon/akeebabackup/.htaccess

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+<IfModule !mod_authz_core.c>
+Order deny,allow
+Deny from all
+</IfModule>
+<IfModule mod_authz_core.c>
+  <RequireAll>
+    Require all denied
+  </RequireAll>
+</IfModule>

plugins/quickicon/akeebabackup/akeebabackup.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<!--~
+  ~ @package   akeebabackup
+  ~ @copyright Copyright (c)2006-2022 Nicholas K. Dionysopoulos / Akeeba Ltd
+  ~ @license   GNU General Public License version 3, or later
+  -->
+
+<extension type="plugin" group="quickicon" method="upgrade">
+	<name>PLG_QUICKICON_AKEEBABACKUP</name>
+	<version>9.4.4</version>
+	<creationDate>2022-11-30</creationDate>
+	<author>Nicholas K. Dionysopoulos</author>
+	<authorEmail>nicholas@dionysopoulos.me</authorEmail>
+	<authorUrl>https://www.akeeba.com</authorUrl>
+	<copyright>Copyright (c)2006-2022 Nicholas K. Dionysopoulos</copyright>
+	<license>GNU General Public License version 3, or later</license>
+	<description>PLG_QUICKICON_AKEEBABACKUP_XML_DESCRIPTION</description>
+	<namespace path="src">Joomla\Plugin\Quickicon\AkeebaBackup</namespace>
+
+	<files>
+		<folder plugin="akeebabackup">services</folder>
+		<folder>src</folder>
+
+		<filename>.htaccess</filename>
+		<filename>web.config</filename>
+	</files>
+
+	<media destination="plg_quickicon_akeebabackup" folder="media">
+		<folder>css</folder>
+
+		<file>joomla.asset.json</file>
+	</media>
+
+	<languages folder="language">
+		<language tag="en-GB">en-GB/plg_quickicon_akeebabackup.ini</language>
+		<language tag="en-GB">en-GB/plg_quickicon_akeebabackup.sys.ini</language>
+	</languages>
+
+	<config addfieldpath="/administrator/components/com_akeebabackup/src/Field"
+			addfieldprefix="Akeeba\Component\AkeebaBackup\Administrator\Field"
+	>
+		<fields name="params">
+			<fieldset name="basic">
+				<field name="enablewarning"
+					   type="radio"
+					   layout="joomla.form.field.radio.switcher"
+					   label="PLG_QUICKICON_AKEEBABACKUP_LBL_WARNINGS"
+					   description="PLG_QUICKICON_AKEEBABACKUP_DESC_WARNINGS"
+					   default="1"
+				>
+					<option value="0">JNO</option>
+					<option value="1">JYES</option>
+				</field>
+
+				<field name="warnfailed"
+					   type="radio"
+					   layout="joomla.form.field.radio.switcher"
+					   label="PLG_QUICKICON_AKEEBABACKUP_LBL_WARNFAILED"
+					   description="PLG_QUICKICON_AKEEBABACKUP_DESC_WARNFAILED"
+					   default="1"
+					   showon="enablewarning:1"
+				>
+					<option value="0">JNO</option>
+					<option value="1">JYES</option>
+				</field>
+
+				<field name="maxbackupperiod"
+					   type="number"
+					   label="PLG_QUICKICON_AKEEBABACKUP_LBL_PERIOD"
+					   description="PLG_QUICKICON_AKEEBABACKUP_DESC_PERIOD"
+					   min="1"
+					   max="87600"
+					   step="1"
+					   default="24"/>
+
+				<field name="profileid"
+					   type="backupprofiles"
+					   default="1"
+					   label="PLG_QUICKICON_AKEEBABACKUP_PROFILE_LABEL"
+					   class="advancedSelect"
+					   description="PLG_QUICKICON_AKEEBABACKUP_PROFILE_DESC"
+				/>
+			</fieldset>
+		</fields>
+	</config>
+</extension>

plugins/quickicon/akeebabackup/services/provider.php

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+<?php
+/**
+ * @package   akeebabackup
+ * @copyright Copyright (c)2006-2022 Nicholas K. Dionysopoulos / Akeeba Ltd
+ * @license   GNU General Public License version 3, or later
+ */
+
+defined('_JEXEC') or die;
+
+use Joomla\CMS\Extension\PluginInterface;
+use Joomla\CMS\Extension\Service\Provider\MVCFactory;
+use Joomla\CMS\Factory;
+use Joomla\CMS\MVC\Factory\MVCFactoryInterface;
+use Joomla\CMS\Plugin\PluginHelper;
+use Joomla\DI\Container;
+use Joomla\DI\ServiceProviderInterface;
+use Joomla\Event\DispatcherInterface;
+use Joomla\Plugin\Quickicon\AkeebaBackup\Extension\AkeebaBackup;
+
+return new class implements ServiceProviderInterface
+{
+	/**
+	 * Registers the service provider with a DI container.
+	 *
+	 * @param   Container  $container  The DI container.
+	 *
+	 * @return  void
+	 *
+	 * @since   9.0.0
+	 */
+	public function register(Container $container)
+	{
+		$container->registerServiceProvider(new MVCFactory('Akeeba\\Component\\AkeebaBackup'));
+
+		$container->set(
+			PluginInterface::class,
+			function (Container $container)
+			{
+				$config = (array) PluginHelper::getPlugin('quickicon', 'akeebabackup');
+
+				$plugin = new AkeebaBackup(
+					$container->get(DispatcherInterface::class),
+					Factory::getApplication()->getDocument(),
+					$config
+				);
+
+				$plugin->setMVCFactory($container->get(MVCFactoryInterface::class));
+				$plugin->setApplication(Factory::getApplication());
+				$plugin->setDatabase($container->get('DatabaseDriver'));
+
+				return $plugin;
+			}
+		);
+	}
+};

plugins/quickicon/akeebabackup/src/Extension/AkeebaBackup.php

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+<?php
+/**
+ * @package   akeebabackup
+ * @copyright Copyright (c)2006-2022 Nicholas K. Dionysopoulos / Akeeba Ltd
+ * @license   GNU General Public License version 3, or later
+ */
+
+namespace Joomla\Plugin\Quickicon\AkeebaBackup\Extension;
+
+defined('_JEXEC') || die;
+
+use Akeeba\Component\AkeebaBackup\Administrator\Model\StatisticsModel;
+use Akeeba\Engine\Factory;
+use Akeeba\Engine\Platform;
+use Joomla\CMS\Component\ComponentHelper;
+use Joomla\CMS\Date\Date;
+use Joomla\CMS\Document\Document;
+use Joomla\CMS\Language\Text;
+use Joomla\CMS\MVC\Factory\MVCFactoryAwareTrait;
+use Joomla\CMS\Plugin\CMSPlugin;
+use Joomla\CMS\Router\Route;
+use Joomla\CMS\Uri\Uri;
+use Joomla\Database\DatabaseAwareInterface;
+use Joomla\Database\DatabaseAwareTrait;
+use Joomla\Event\DispatcherInterface;
+use Joomla\Event\SubscriberInterface;
+use Joomla\Module\Quickicon\Administrator\Event\QuickIconsEvent;
+
+class AkeebaBackup extends CMSPlugin implements SubscriberInterface, DatabaseAwareInterface
+{
+	use DatabaseAwareTrait;
+	use MVCFactoryAwareTrait;
+
+	/**
+	 * Load the language file on instantiation.
+	 *
+	 * @var    boolean
+	 * @since  3.1
+	 */
+	protected $autoloadLanguage = true;
+
+	/**
+	 * The document.
+	 *
+	 * @var Document
+	 *
+	 * @since  4.0.0
+	 */
+	private $document;
+
+	/**
+	 * Constructor
+	 *
+	 * @param   DispatcherInterface  $subject   The object to observe
+	 * @param   Document             $document  The document
+	 * @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   9.0.0
+	 */
+	public function __construct(DispatcherInterface $subject, Document $document, array $config = [])
+	{
+		parent::__construct($subject, $config);
+
+		$this->document = $document;
+	}
+
+	/**
+	 * Returns an array of events this subscriber will listen to.
+	 *
+	 * @return  array
+	 *
+	 * @since   9.0.0
+	 */
+	public static function getSubscribedEvents(): array
+	{
+		// Only subscribe events if the component is installed and enabled
+		if (!ComponentHelper::isEnabled('com_akeebabackup'))
+		{
+			return [];
+		}
+
+		return [
+			'onGetIcons' => 'getAkeebaBackupStatus',
+		];
+	}
+
+	/**
+	 * This method is called when the Quick Icons module is constructing its set
+	 * of icons. You can return an array which defines a single icon and it will
+	 * be rendered right after the stock Quick Icons.
+	 *
+	 * @param   QuickIconsEvent  $event  The event object
+	 *
+	 * @return  void
+	 *
+	 * @since   9.0.0
+	 */
+	public function getAkeebaBackupStatus(QuickIconsEvent $event)
+	{
+		$context = $event->getContext();
+
+		$user = $this->getApplication()->getIdentity();
+		if ($context !== 'update_quickicon' || !$user->authorise('core.manage', 'com_installer'))
+		{
+			return;
+		}
+
+		// Load the Akeeba Engine, if required
+		if (!defined('AKEEBAENGINE'))
+		{
+			// Necessary defines for Akeeba Engine
+			define('AKEEBAENGINE', 1);
+			define('AKEEBAROOT', JPATH_ADMINISTRATOR . '/components/com_akeebabackup/engine');
+
+			// Make sure we have a profile set throughout the component's lifetime
+			$profile_id = $this->getApplication()->getSession()->get('akeebebackup.profile');
+
+			if (is_null($profile_id))
+			{
+				$this->getApplication()->getSession()->set('akeebabackup.profile', 1);
+			}
+
+			// Is Akeeba Engine available?
+			$engineFactoryFile = AKEEBAROOT . '/Factory.php';
+
+			if (!file_exists($engineFactoryFile) || !is_readable($engineFactoryFile))
+			{
+				return;
+			}
+
+			// Try to load the Akeeba Engine
+			@include_once $engineFactoryFile;
+
+			if (!class_exists('Akeeba\Engine\Factory'))
+			{
+				return;
+			}
+
+			Platform::addPlatform('joomla', JPATH_ADMINISTRATOR . '/components/com_akeebabackup/platform/Joomla');
+
+			// !!! IMPORTANT !!! DO NOT REMOVE! This triggers Akeeba Engine's autoloader. Without it the next line fails!
+			$DO_NOT_REMOVE = Platform::getInstance();
+
+			// Set the DBO to the Akeeba Engine platform for Joomla
+			Platform\Joomla::setDbDriver($this->getDatabase());
+		}
+
+		// Set up the default icon
+		$url = Uri::base();
+		$url = rtrim($url, '/');
+
+		$profileId = (int) $this->params->get('profileid', 1);
+		$token     = $this->getApplication()->getSession()->getToken();
+
+		if ($profileId <= 0)
+		{
+			$profileId = 1;
+		}
+
+		$ret = [
+			'link'  => Route::_('index.php?option=com_akeebabackup&view=Backup&autostart=1&returnurl=' . base64_encode($url) . '&profileid=' . $profileId . "&$token=1"),
+			'image' => 'icon-akeebabackup',
+			'icon'  => '',
+			'text'  => Text::_('PLG_QUICKICON_AKEEBABACKUP_OK'),
+			'class' => 'success',
+			'id'    => 'plg_quickicon_akeebabackup',
+			'group' => 'MOD_QUICKICON_MAINTENANCE',
+		];
+
+		// Do I need to parse backup warnings?
+		if ($this->params->get('enablewarning', 0) == 0)
+		{
+			// Do not remove; required to load the Akeeba Engine configuration
+			$engineConfig = Factory::getConfiguration();
+			Platform::getInstance()->load_configuration(1);
+
+			// Get the latest backup ID
+			$filters  = [
+				[
+					'field'   => 'tag',
+					'operand' => '<>',
+					'value'   => 'restorepoint',
+				],
+			];
+			$ordering = [
+				'by'    => 'backupstart',
+				'order' => 'DESC',
+			];
+
+			/** @var StatisticsModel $model */
+			$model  = $this->getMVCFactory()->createModel('Statistics', 'Administrator');
+			$list   = $model->getStatisticsListWithMeta(false, $filters, $ordering);
+			$record = null;
+
+			if (!empty($list))
+			{
+				$record = (object) array_shift($list);
+			}
+
+			// Warn if there is no backup whatsoever
+			$warning = is_null($record);
+
+			// Process "failed backup" warnings, if specified
+			if ((!is_null($record) && $this->params->get('warnfailed', 0) == 0))
+			{
+				$warning = (($record->status == 'fail') || ($record->status == 'run'));
+			}
+
+			// Process "stale backup" warnings, if necessary
+			if (!$warning && !is_null($record))
+			{
+				$maxperiod        = $this->params->get('maxbackupperiod', 24);
+				$lastBackupRaw    = $record->backupstart;
+				$lastBackupObject = new Date($lastBackupRaw);
+				$lastBackup       = $lastBackupObject->toUnix();
+				$maxBackup        = time() - $maxperiod * 3600;
+				$warning          = ($lastBackup < $maxBackup);
+			}
+
+			// If we have a warning we need to update the quick icon class and text
+			if ($warning)
+			{
+				$ret['text']  = Text::_('PLG_QUICKICON_AKEEBABACKUP_BACKUPREQUIRED');
+				$ret['class'] = 'danger';
+			}
+		}
+
+		// Load the CSS
+		$this->document->getWebAssetManager()
+			->getRegistry()->addExtensionRegistryFile('plg_quickicon_akeebabackup');
+		$this->document->getWebAssetManager()
+			->useStyle('plg_quickicon_akeebabackup.icons');
+
+		// Add the icon to the result array
+		$result = $event->getArgument('result', []);
+
+		$result[] = [
+			$ret,
+		];
+
+		$event->setArgument('result', $result);
+	}
+}

plugins/quickicon/akeebabackup/web.config

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+<?xml version="1.0"?>
+<!--
+    This only works on IIS 7 or later. See https://www.iis.net/configreference/system.webserver/security/requestfiltering/fileextensions
+-->
+<configuration>
+    <system.webServer>
+        <security>
+            <requestFiltering>
+                <fileExtensions allowUnlisted="false" >
+                    <clear />
+                    <add fileExtension=".html" allowed="true"/>
+                </fileExtensions>
+            </requestFiltering>
+        </security>
+    </system.webServer>
+</configuration>