[5.4] Backward Compatibility Module

administrator/components/com_admin/sql/updates/mysql/5.4.0.2025-11.08.sql

@@ -0,0 +1,11 @@
+INSERT INTO `#__extensions` (`package_id`, `name`, `type`, `element`, `folder`, `client_id`, `enabled`, `access`, `protected`, `locked`, `manifest_cache`, `params`, `custom_data`, `ordering`, `state`) 
+SELECT 0, 'mod_backward', 'module', 'mod_backward', '', 1, 1, 1, 0, 1, '', '{}', '', 0, 0
+WHERE NOT EXISTS (SELECT * FROM `#__extensions` e WHERE e.`type` = 'module' AND e.`element` = 'mod_backward' AND e.`name` = 'mod_backward' AND e.`client_id` = 1);
+
+INSERT INTO `#__modules` (`title`, `note`, `content`, `ordering`, `position`, `checked_out`, `checked_out_time`, `publish_up`, `publish_down`, `published`, `module`, `access`, `showtitle`, `params`, `client_id`, `language`)
+SELECT 'Backward Compatibility', '', '', 1, 'status', 0, NULL, NULL, NULL, 1, 'mod_backward', 1, 1, '', 1, '*'
+WHERE NOT EXISTS (SELECT * FROM `#__modules` m WHERE m.`title` = 'Backward Compatibility' AND m.`position` = 'status' AND m.`module` = 'mod_backward' AND m.`client_id` = 1);
+
+INSERT INTO `#__modules_menu` (`moduleid`, `menuid`) 
+SELECT LAST_INSERT_ID(), 0
+WHERE NOT EXISTS (SELECT 1 FROM `#__modules_menu` WHERE `moduleid` = LAST_INSERT_ID() AND `menuid` = 0);

administrator/components/com_admin/sql/updates/postgresql/5.4.0-2025-11-08.sql

@@ -0,0 +1,15 @@
+INSERT INTO "#__extensions" ("package_id", "name", "type", "element", "folder", "client_id", "enabled", "access", "protected", "locked", "manifest_cache", "params", "custom_data", "ordering", "state")
+SELECT 0, 'mod_backward', 'module', 'mod_backward', '', 1, 1, 1, 0, 1, '', '{}', '', 0, 0
+WHERE NOT EXISTS (SELECT * FROM "#__extensions" e WHERE e."type" = 'module' AND e."element" = 'mod_backward' AND e."name" = 'mod_backward' AND e."client_id" = 1);
+
+INSERT INTO "#__modules" ("title", "note", "content", "ordering", "position", "checked_out", "checked_out_time", "publish_up", "publish_down", "published", "module", "access", "showtitle", "params", "client_id", "language")
+SELECT 'Backward Compatibility', '', '', 1, 'status', 0, NULL, NULL, NULL, 1, 'mod_backward', 1, 1, '', 1, '*'
+WHERE NOT EXISTS (SELECT * FROM "#__modules" m WHERE m."title" = 'Backward Compatibility' AND m."position" = 'status' AND m."module" = 'mod_backward' AND m."client_id" = 1);
+
+INSERT INTO "#__modules_menu" ("moduleid", "menuid") 
+SELECT currval(pg_get_serial_sequence('#__modules','id')), 0
+WHERE NOT EXISTS (
+    SELECT 1 FROM "#__modules_menu" 
+    WHERE "moduleid" = currval(pg_get_serial_sequence('#__modules','id')) AND "menuid" = 0
+);
+

administrator/language/en-GB/mod_backward.ini

@@ -0,0 +1,8 @@
+; Joomla! Project
+; (C) 2025 Open Source Matters, Inc. <https://www.joomla.org>
+; License GNU General Public License version 2 or later; see LICENSE.txt
+; Note : All ini files need to be saved as UTF-8
+
+MOD_BACKWARD="Joomla! Backward Compatibility Information"
+MOD_BACKWARD_TEXT="Backward:"
+MOD_BACKWARD_XML_DESCRIPTION="This module displays the which Joomla! Backward Compatibility plugins are enabled and is intended to be displayed in the 'status' position."

administrator/language/en-GB/mod_backward.sys.ini

@@ -0,0 +1,7 @@
+; Joomla! Project
+; (C) 2025 Open Source Matters, Inc. <https://www.joomla.org>
+; License GNU General Public License version 2 or later; see LICENSE.txt
+; Note : All ini files need to be saved as UTF-8
+
+MOD_BACKWARD="Joomla! Backward Compatibility Information"
+MOD_BACKWARD_XML_DESCRIPTION="This module displays the which Joomla! Backward Compatibility plugins are enabled and is intended to be displayed in the 'status' position."

administrator/modules/mod_backward/mod_backward.xml

@@ -0,0 +1,44 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<extension type="module" client="administrator" method="upgrade">
+	<name>mod_backward</name>
+	<author>Joomla! Project</author>
+	<creationDate>2025-11</creationDate>
+	<copyright>(C) 2025 Open Source Matters, Inc.</copyright>
+	<license>GNU General Public License version 2 or later; see LICENSE.txt</license>
+	<authorEmail>[email protected]</authorEmail>
+	<authorUrl>www.joomla.org</authorUrl>
+	<version>1.0.0</version>
+	<description>MOD_BACKWARD_XML_DESCRIPTION</description>
+	<namespace path="src">Joomla\Module\Backward</namespace>
+	<files>
+		<folder module="mod_backward">services</folder>
+		<folder>src</folder>
+		<folder>tmpl</folder>
+	</files>
+	<languages>
+		<language tag="en-GB">language/en-GB/mod_backward.ini</language>
+		<language tag="en-GB">language/en-GB/mod_backward.sys.ini</language>
+	</languages>
+	<help key="Admin_Modules:_Joomla_Version_Information" />
+	<config>
+		<fields name="params">
+			<fieldset name="advanced">
+				<field
+					name="layout"
+					type="modulelayout"
+					label="JFIELD_ALT_LAYOUT_LABEL"
+					class="form-select"
+					validate="moduleLayout"
+				/>
+
+				<field
+					name="moduleclass_sfx"
+					type="textarea"
+					label="COM_MODULES_FIELD_MODULECLASS_SFX_LABEL"
+					rows="3"
+					validate="CssIdentifier"
+				/>
+			</fieldset>
+		</fields>
+	</config>
+</extension>

administrator/modules/mod_backward/services/provider.php

@@ -0,0 +1,36 @@
+<?php
+
+/**
+ * @package     Joomla.Administrator
+ * @subpackage  mod_backward
+ *
+ * @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\Service\Provider\HelperFactory;
+use Joomla\CMS\Extension\Service\Provider\Module;
+use Joomla\CMS\Extension\Service\Provider\ModuleDispatcherFactory;
+use Joomla\DI\Container;
+use Joomla\DI\ServiceProviderInterface;
+
+return new class () implements ServiceProviderInterface {
+    /**
+     * Registers the service provider with a DI container.
+     *
+     * @param   Container  $container  The DI container.
+     *
+     * @return  void
+     *
+     * @since   __DEPLOY_VERSION__
+     */
+    public function register(Container $container)
+    {
+        $container->registerServiceProvider(new ModuleDispatcherFactory('\\Joomla\\Module\\Backward'));
+        $container->registerServiceProvider(new HelperFactory('\\Joomla\\Module\\Backward\\Administrator\\Helper'));
+
+        $container->registerServiceProvider(new Module());
+    }
+};

administrator/modules/mod_backward/src/Dispatcher/Dispatcher.php

@@ -0,0 +1,42 @@
+<?php
+
+/**
+ * @package     Joomla.Administrator
+ * @subpackage  mod_backward
+ *
+ * @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\Module\Backward\Administrator\Dispatcher;
+
+use Joomla\CMS\Dispatcher\AbstractModuleDispatcher;
+use Joomla\CMS\Plugin\PluginHelper;
+
+// phpcs:disable PSR1.Files.SideEffects
+\defined('_JEXEC') or die;
+// phpcs:enable PSR1.Files.SideEffects
+
+/**
+ * Dispatcher class for mod_backward
+ *
+ * @since  __DEPLOY_VERSION__
+ */
+class Dispatcher extends AbstractModuleDispatcher
+{
+    /**
+     * Returns the layout data.
+     *
+     * @return  array
+     *
+     * @since   __DEPLOY_VERSION__
+     */
+    protected function getLayoutData()
+    {
+        $data            = parent::getLayoutData();
+        $data['compat']  = PluginHelper::isEnabled('behaviour', 'compat');
+        $data['compat6'] = PluginHelper::isEnabled('behaviour', 'compat6');
+
+        return $data;
+    }
+}

administrator/modules/mod_backward/tmpl/default.php

@@ -0,0 +1,23 @@
+<?php
+
+/**
+ * @package     Joomla.Administrator
+ * @subpackage  mod_backward
+ *
+ * @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\Language\Text;
+
+?>
+<?php if ($compat || $compat6) : ?>
+    <div class="header-item-content joomlaversion">
+        <div class="header-item-text no-link">
+            <span class="icon-shield-alt" aria-hidden="true"></span>
+            <span aria-hidden="true"><?php echo Text::_('MOD_BACKWARD_TEXT') . ($compat ? '5' : '') . ($compat && $compat6 ? ', ' : '') . ($compat6 ? '6' : ''); ?></span>
+        </div>
+    </div>
+<?php endif; ?>

installation/sql/mysql/base.sql

@@ -24,8 +24,9 @@ CREATE TABLE IF NOT EXISTS `#__assets` (
 -- Dumping data for table `#__assets`
 --
 
+
 INSERT INTO `#__assets` (`id`, `parent_id`, `lft`, `rgt`, `level`, `name`, `title`, `rules`) VALUES
-(1, 0, 0, 183, 0, 'root.1', 'Root Asset', '{"core.login.site":{"6":1,"2":1},"core.login.admin":{"6":1},"core.login.api":{"8":1},"core.login.offline":{"6":1},"core.admin":{"8":1},"core.manage":{"7":1},"core.create":{"6":1,"3":1},"core.delete":{"6":1},"core.edit":{"6":1,"4":1},"core.edit.state":{"6":1,"5":1},"core.edit.own":{"6":1,"3":1}}'),
+(1, 0, 0, 185, 0, 'root.1', 'Root Asset', '{"core.login.site":{"6":1,"2":1},"core.login.admin":{"6":1},"core.login.api":{"8":1},"core.login.offline":{"6":1},"core.admin":{"8":1},"core.manage":{"7":1},"core.create":{"6":1,"3":1},"core.delete":{"6":1},"core.edit":{"6":1,"4":1},"core.edit.state":{"6":1,"5":1},"core.edit.own":{"6":1,"3":1}}'),
 (2, 1, 1, 2, 1, 'com_admin', 'com_admin', '{}'),
 (3, 1, 3, 6, 1, 'com_banners', 'com_banners', '{"core.admin":{"7":1},"core.manage":{"6":1}}'),
 (4, 1, 7, 8, 1, 'com_cache', 'com_cache', '{"core.admin":{"7":1},"core.manage":{"7":1}}'),
@@ -42,24 +43,24 @@ INSERT INTO `#__assets` (`id`, `parent_id`, `lft`, `rgt`, `level`, `name`, `titl
 (15, 1, 51, 52, 1, 'com_media', 'com_media', '{"core.admin":{"7":1},"core.manage":{"6":1},"core.create":{"3":1},"core.delete":{"5":1}}'),
 (16, 1, 53, 56, 1, 'com_menus', 'com_menus', '{"core.admin":{"7":1}}'),
 (17, 1, 57, 58, 1, 'com_messages', 'com_messages', '{"core.admin":{"7":1},"core.manage":{"7":1}}'),
-(18, 1, 59, 132, 1, 'com_modules', 'com_modules', '{"core.admin":{"7":1}}'),
-(19, 1, 133, 136, 1, 'com_newsfeeds', 'com_newsfeeds', '{"core.admin":{"7":1},"core.manage":{"6":1}}'),
-(20, 1, 137, 138, 1, 'com_plugins', 'com_plugins', '{"core.admin":{"7":1}}'),
-(21, 1, 139, 140, 1, 'com_redirect', 'com_redirect', '{"core.admin":{"7":1}}'),
-(23, 1, 141, 142, 1, 'com_templates', 'com_templates', '{"core.admin":{"7":1}}'),
-(24, 1, 147, 150, 1, 'com_users', 'com_users', '{"core.admin":{"7":1}}'),
-(26, 1, 151, 152, 1, 'com_wrapper', 'com_wrapper', '{}'),
+(18, 1, 59, 134, 1, 'com_modules', 'com_modules', '{"core.admin":{"7":1}}'),
+(19, 1, 135, 138, 1, 'com_newsfeeds', 'com_newsfeeds', '{"core.admin":{"7":1},"core.manage":{"6":1}}'),
+(20, 1, 139, 140, 1, 'com_plugins', 'com_plugins', '{"core.admin":{"7":1}}'),
+(21, 1, 141, 142, 1, 'com_redirect', 'com_redirect', '{"core.admin":{"7":1}}'),
+(23, 1, 143, 144, 1, 'com_templates', 'com_templates', '{"core.admin":{"7":1}}'),
+(24, 1, 149, 152, 1, 'com_users', 'com_users', '{"core.admin":{"7":1}}'),
+(26, 1, 153, 154, 1, 'com_wrapper', 'com_wrapper', '{}'),
 (27, 8, 18, 19, 2, 'com_content.category.2', 'Uncategorised', '{}'),
 (28, 3, 4, 5, 2, 'com_banners.category.3', 'Uncategorised', '{}'),
 (29, 7, 14, 15, 2, 'com_contact.category.4', 'Uncategorised', '{}'),
-(30, 19, 134, 135, 2, 'com_newsfeeds.category.5', 'Uncategorised', '{}'),
-(32, 24, 148, 149, 2, 'com_users.category.7', 'Uncategorised', '{}'),
-(33, 1, 153, 154, 1, 'com_finder', 'com_finder', '{"core.admin":{"7":1},"core.manage":{"6":1}}'),
-(34, 1, 155, 156, 1, 'com_joomlaupdate', 'com_joomlaupdate', '{}'),
-(35, 1, 157, 158, 1, 'com_tags', 'com_tags', '{}'),
-(36, 1, 159, 160, 1, 'com_contenthistory', 'com_contenthistory', '{}'),
-(37, 1, 161, 162, 1, 'com_ajax', 'com_ajax', '{}'),
-(38, 1, 163, 164, 1, 'com_postinstall', 'com_postinstall', '{}'),
+(30, 19, 136, 137, 2, 'com_newsfeeds.category.5', 'Uncategorised', '{}'),
+(32, 24, 150, 151, 2, 'com_users.category.7', 'Uncategorised', '{}'),
+(33, 1, 155, 156, 1, 'com_finder', 'com_finder', '{"core.admin":{"7":1},"core.manage":{"6":1}}'),
+(34, 1, 157, 158, 1, 'com_joomlaupdate', 'com_joomlaupdate', '{}'),
+(35, 1, 159, 160, 1, 'com_tags', 'com_tags', '{}'),
+(36, 1, 161, 162, 1, 'com_contenthistory', 'com_contenthistory', '{}'),
+(37, 1, 163, 164, 1, 'com_ajax', 'com_ajax', '{}'),
+(38, 1, 165, 166, 1, 'com_postinstall', 'com_postinstall', '{}'),
 (39, 18, 60, 61, 2, 'com_modules.module.1', 'Main Menu', '{}'),
 (40, 18, 62, 63, 2, 'com_modules.module.2', 'Login', '{}'),
 (41, 18, 64, 65, 2, 'com_modules.module.3', 'Popular Articles', '{}'),
@@ -84,8 +85,8 @@ INSERT INTO `#__assets` (`id`, `parent_id`, `lft`, `rgt`, `level`, `name`, `titl
 (62, 56, 31, 32, 3, 'com_content.transition.5', 'FEATURE', '{}'),
 (63, 56, 33, 34, 3, 'com_content.transition.6', 'UNFEATURE', '{}'),
 (64, 56, 35, 36, 3, 'com_content.transition.7', 'PUBLISH_AND_FEATURE', '{}'),
-(65, 1, 143, 144, 1, 'com_privacy', 'com_privacy', '{}'),
-(66, 1, 145, 146, 1, 'com_actionlogs', 'com_actionlogs', '{}'),
+(65, 1, 145, 146, 1, 'com_privacy', 'com_privacy', '{}'),
+(66, 1, 147, 148, 1, 'com_actionlogs', 'com_actionlogs', '{}'),
 (67, 18, 76, 77, 2, 'com_modules.module.88', 'Latest Actions', '{}'),
 (68, 18, 78, 79, 2, 'com_modules.module.89', 'Privacy Dashboard', '{}'),
 (70, 18, 88, 89, 2, 'com_modules.module.103', 'Site', '{}'),
@@ -107,16 +108,17 @@ INSERT INTO `#__assets` (`id`, `parent_id`, `lft`, `rgt`, `level`, `name`, `titl
 (87, 18, 124, 125, 2, 'com_modules.module.97', 'Recently Added Articles', '{}'),
 (88, 18, 126, 127, 2, 'com_modules.module.98', 'Logged-in Users', '{}'),
 (89, 18, 128, 129, 2, 'com_modules.module.90', 'Login Support', '{}'),
-(90, 1, 165, 172, 1, 'com_scheduler', 'com_scheduler', '{}'),
-(91, 1, 173, 174, 1, 'com_associations', 'com_associations', '{}'),
-(92, 1, 175, 176, 1, 'com_categories', 'com_categories', '{}'),
-(93, 1, 177, 178, 1, 'com_fields', 'com_fields', '{}'),
-(94, 1, 179, 180, 1, 'com_workflow', 'com_workflow', '{}'),
-(95, 1, 181, 182, 1, 'com_guidedtours', 'com_guidedtours', '{}'),
+(90, 1, 167, 174, 1, 'com_scheduler', 'com_scheduler', '{}'),
+(91, 1, 175, 176, 1, 'com_associations', 'com_associations', '{}'),
+(92, 1, 177, 178, 1, 'com_categories', 'com_categories', '{}'),
+(93, 1, 179, 180, 1, 'com_fields', 'com_fields', '{}'),
+(94, 1, 181, 182, 1, 'com_workflow', 'com_workflow', '{}'),
+(95, 1, 183, 184, 1, 'com_guidedtours', 'com_guidedtours', '{}'),
 (96, 18, 130, 131, 2, 'com_modules.module.109', 'Guided Tours', '{}'),
-(97, 90, 166, 167, 2, 'com_scheduler.task.1', 'Rotate Logs', '{}'),
-(98, 90, 168, 169, 2, 'com_scheduler.task.2', 'Session GC', '{}'),
-(99, 90, 170, 171, 2, 'com_scheduler.task.3', 'Update Notification', '{}');
+(97, 90, 168, 169, 2, 'com_scheduler.task.1', 'Rotate Logs', '{}'),
+(98, 90, 170, 171, 2, 'com_scheduler.task.2', 'Session GC', '{}'),
+(99, 90, 172, 173, 2, 'com_scheduler.task.3', 'Update Notification', '{}'),
+(100, 18, 132, 133, 2, 'com_modules.module.110', 'Backward Compatibility', '{}');
 
 -- --------------------------------------------------------
 
@@ -252,7 +254,8 @@ INSERT INTO `#__extensions` (`package_id`, `name`, `type`, `element`, `folder`,
 (0, 'mod_privacy_dashboard', 'module', 'mod_privacy_dashboard', '', 1, 1, 1, 0, 1, '', '{}', ''),
 (0, 'mod_submenu', 'module', 'mod_submenu', '', 1, 1, 1, 0, 1, '', '{}', ''),
 (0, 'mod_privacy_status', 'module', 'mod_privacy_status', '', 1, 1, 1, 0, 1, '', '{}', ''),
-(0, 'mod_guidedtours', 'module', 'mod_guidedtours', '', 1, 1, 1, 0, 1, '', '{}', '');
+(0, 'mod_guidedtours', 'module', 'mod_guidedtours', '', 1, 1, 1, 0, 1, '', '{}', ''),
+(0, 'mod_backward', 'module', 'mod_backward', '', 1, 1, 1, 0, 1, '', '{}', '');
 
 -- Plugins
 INSERT INTO `#__extensions` (`package_id`, `name`, `type`, `element`, `folder`, `client_id`, `enabled`, `access`, `protected`, `locked`, `manifest_cache`, `params`, `custom_data`, `ordering`, `state`) VALUES
@@ -654,7 +657,8 @@ INSERT INTO `#__modules` (`id`, `asset_id`, `title`, `note`, `content`, `orderin
 (106, 83, 'Help Dashboard', '', '', 1, 'cpanel-help', NULL, NULL, 1, 'mod_submenu', 1, 0, '{"menutype":"*","preset":"help","layout":"_:default","moduleclass_sfx":"","style":"System-none","module_tag":"div","bootstrap_size":"12","header_tag":"h2","header_class":""}', 1, '*'),
 (107, 84, 'Privacy Requests', '', '', 1, 'cpanel-privacy', NULL, NULL, 1, 'mod_privacy_dashboard', 1, 1, '{"layout":"_:default","moduleclass_sfx":"","cache":1,"cache_time":900,"cachemode":"static","style":"0","module_tag":"div","bootstrap_size":"12","header_tag":"h2","header_class":""}', 1, '*'),
 (108, 85, 'Privacy Status', '', '', 1, 'cpanel-privacy', NULL, NULL, 1, 'mod_privacy_status', 1, 1, '{"layout":"_:default","moduleclass_sfx":"","cache":1,"cache_time":900,"cachemode":"static","style":"0","module_tag":"div","bootstrap_size":"12","header_tag":"h2","header_class":""}', 1, '*'),
-(109, 96, 'Guided Tours', '', '', 1, 'status', NULL, NULL, 1, 'mod_guidedtours', 1, 1, '', 1, '*');
+(109, 96, 'Guided Tours', '', '', 1, 'status', NULL, NULL, 1, 'mod_guidedtours', 1, 1, '', 1, '*'),
+(110, 100, 'Backward Compatibility', '', '', 1, 'status', NULL, NULL, 1, 'mod_backward', 1, 1, '', 1, '*');
 
 -- --------------------------------------------------------
 
@@ -711,7 +715,8 @@ INSERT INTO `#__modules_menu` (`moduleid`, `menuid`) VALUES
 (106, 0),
 (107, 0),
 (108, 0),
-(109, 0);
+(109, 0),
+(110, 0);
 
 -- --------------------------------------------------------