Update on v4.0.0 (changes towards the next release)

Here's an update on the current version, which includes changes towards the next release still in development.

componentbuildercustomadminheaderstabs.xml

@@ -1,13 +1,14 @@
 <?xml version="1.0" encoding="utf-8"?>
-<extension type="plugin" version="3.10" group="content" method="upgrade">
+<extension type="plugin" version="5.0" group="content" method="upgrade">
 	<name>PLG_CONTENT_COMPONENTBUILDERCUSTOMADMINHEADERSTABS</name>
-	<creationDate>9th March, 2024</creationDate>
+	<creationDate>7th November, 2024</creationDate>
 	<author>Llewellyn van der Merwe</author>
 	<authorEmail>joomla@vdm.io</authorEmail>
 	<authorUrl>https://dev.vdm.io</authorUrl>
 	<copyright>Copyright (C) 2015 Vast Development Method. All rights reserved.</copyright>
 	<license>GNU General Public License version 2 or later; see LICENSE.txt</license>
-	<version>2.0.1</version>
+	<version>4.0.0</version>
+	<namespace path="src">VDM\Plugin\Content\ComponentbuilderCustomAdminHeadersTabs</namespace>
 	<description>PLG_CONTENT_COMPONENTBUILDERCUSTOMADMINHEADERSTABS_XML_DESCRIPTION</description>
 
 	<!-- Scripts to run on installation -->
@@ -15,15 +16,16 @@
 
 	<!-- Language files -->
 	<languages folder="language">
-		<language tag="en-GB">en-GB/en-GB.plg_content_componentbuildercustomadminheaderstabs.ini</language>
-		<language tag="en-GB">en-GB/en-GB.plg_content_componentbuildercustomadminheaderstabs.sys.ini</language>
+		<language tag="en-GB">en-GB/plg_content_componentbuildercustomadminheaderstabs.ini</language>
+		<language tag="en-GB">en-GB/plg_content_componentbuildercustomadminheaderstabs.sys.ini</language>
 	</languages>
 
 	<!-- Plugin files -->
 	<files>
-		<filename plugin="componentbuildercustomadminheaderstabs">componentbuildercustomadminheaderstabs.php</filename>
+		<folder plugin="componentbuildercustomadminheaderstabs">services</folder>
 		<filename>index.html</filename>
-		<folder>language</folder>
 		<folder>forms</folder>
+		<folder>services</folder>
+		<folder>src</folder>
 	</files>
 </extension>

forms/custom_admin_view.xml

@@ -1,8 +1,8 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- default paths of custom_admin_view form points to componentbuilder -->
 <form
-	addrulepath="/administrator/components/com_componentbuilder/models/rules"
-	addfieldpath="/administrator/components/com_componentbuilder/models/fields"
+	addruleprefix="VDM\Component\Componentbuilder\Administrator\Rule"
+	addfieldprefix="VDM\Component\Componentbuilder\Administrator\Field"
 >
 	<fields name="params">
 	<fieldset name="custom_admin_view_headers" label="PLG_CONTENT_COMPONENTBUILDERCUSTOMADMINHEADERSTABS_CLASS_HEADERS">
@@ -59,6 +59,7 @@
 					name="power"
 					label="PLG_CONTENT_COMPONENTBUILDERCUSTOMADMINHEADERSTABS_POWER_LABEL"
 					class="list_class span12"
+					layout="joomla.form.field.list-fancy-select"
 					multiple="false"
 					default="0"
 					button="false"
@@ -145,6 +146,7 @@
 					name="power"
 					label="PLG_CONTENT_COMPONENTBUILDERCUSTOMADMINHEADERSTABS_POWER_LABEL"
 					class="list_class span12"
+					layout="joomla.form.field.list-fancy-select"
 					multiple="false"
 					default="0"
 					button="false"
@@ -231,6 +233,7 @@
 					name="power"
 					label="PLG_CONTENT_COMPONENTBUILDERCUSTOMADMINHEADERSTABS_POWER_LABEL"
 					class="list_class span12"
+					layout="joomla.form.field.list-fancy-select"
 					multiple="false"
 					default="0"
 					button="false"
@@ -317,6 +320,7 @@
 					name="power"
 					label="PLG_CONTENT_COMPONENTBUILDERCUSTOMADMINHEADERSTABS_POWER_LABEL"
 					class="list_class span12"
+					layout="joomla.form.field.list-fancy-select"
 					multiple="false"
 					default="0"
 					button="false"
@@ -403,6 +407,7 @@
 					name="power"
 					label="PLG_CONTENT_COMPONENTBUILDERCUSTOMADMINHEADERSTABS_POWER_LABEL"
 					class="list_class span12"
+					layout="joomla.form.field.list-fancy-select"
 					multiple="false"
 					default="0"
 					button="false"
@@ -489,6 +494,7 @@
 					name="power"
 					label="PLG_CONTENT_COMPONENTBUILDERCUSTOMADMINHEADERSTABS_POWER_LABEL"
 					class="list_class span12"
+					layout="joomla.form.field.list-fancy-select"
 					multiple="false"
 					default="0"
 					button="false"
@@ -575,6 +581,7 @@
 					name="power"
 					label="PLG_CONTENT_COMPONENTBUILDERCUSTOMADMINHEADERSTABS_POWER_LABEL"
 					class="list_class span12"
+					layout="joomla.form.field.list-fancy-select"
 					multiple="false"
 					default="0"
 					button="false"
@@ -661,6 +668,7 @@
 					name="power"
 					label="PLG_CONTENT_COMPONENTBUILDERCUSTOMADMINHEADERSTABS_POWER_LABEL"
 					class="list_class span12"
+					layout="joomla.form.field.list-fancy-select"
 					multiple="false"
 					default="0"
 					button="false"
@@ -746,6 +754,7 @@
 					name="power"
 					label="PLG_CONTENT_COMPONENTBUILDERCUSTOMADMINHEADERSTABS_POWER_LABEL"
 					class="list_class span12"
+					layout="joomla.form.field.list-fancy-select"
 					multiple="false"
 					default="0"
 					button="false"

language/en-GB/plg_content_componentbuildercustomadminheaderstabs.ini

@@ -1,6 +1,6 @@
 PLG_CONTENT_COMPONENTBUILDERCUSTOMADMINHEADERSTABS="Content - Componentbuilder Custom Admin Headers Tabs"
 PLG_CONTENT_COMPONENTBUILDERCUSTOMADMINHEADERSTABS_DESCRIPTION="This plugin is used to set custom admin class custom headers."
-PLG_CONTENT_COMPONENTBUILDERCUSTOMADMINHEADERSTABS_XML_DESCRIPTION="<h1>Content - Componentbuilder Custom Admin Headers Tabs (v.2.0.1)</h1> <div style='clear: both;'></div><p>This plugin is used to set custom admin class custom headers.</p><p>Created by <a href='https://dev.vdm.io' target='_blank'>Llewellyn van der Merwe</a><br /><small>Development started 8th December, 2020</small></p>"
+PLG_CONTENT_COMPONENTBUILDERCUSTOMADMINHEADERSTABS_XML_DESCRIPTION="<h1>Content - Componentbuilder Custom Admin Headers Tabs (v.4.0.0)</h1> <div style='clear: both;'></div><p>This plugin is used to set custom admin class custom headers.</p><p>Created by <a href='https://dev.vdm.io' target='_blank'>Llewellyn van der Merwe</a><br /><small>Development started 10th March, 2024</small></p>"
 PLG_CONTENT_COMPONENTBUILDERCUSTOMADMINHEADERSTABS_CLASS_HEADERS="Class Headers"
 PLG_CONTENT_COMPONENTBUILDERCUSTOMADMINHEADERSTABS_ADD_CUSTOM_ADMIN_VIEW_MODEL_LABEL="Target Custom Admin View<br />Model Header"
 PLG_CONTENT_COMPONENTBUILDERCUSTOMADMINHEADERSTABS_ADD_CUSTOM_ADMIN_VIEW_MODEL_DESCRIPTION="Only use this option if you have a <b>getItem</b> as your <b>Main Get</b>."

language/en-GB/plg_content_componentbuildercustomadminheaderstabs.sys.ini

@@ -1,6 +1,6 @@
 PLG_CONTENT_COMPONENTBUILDERCUSTOMADMINHEADERSTABS="Content - Componentbuilder Custom Admin Headers Tabs"
 PLG_CONTENT_COMPONENTBUILDERCUSTOMADMINHEADERSTABS_DESCRIPTION="This plugin is used to set custom admin class custom headers."
-PLG_CONTENT_COMPONENTBUILDERCUSTOMADMINHEADERSTABS_XML_DESCRIPTION="<h1>Content - Componentbuilder Custom Admin Headers Tabs (v.2.0.1)</h1> <div style='clear: both;'></div><p>This plugin is used to set custom admin class custom headers.</p><p>Created by <a href='https://dev.vdm.io' target='_blank'>Llewellyn van der Merwe</a><br /><small>Development started 8th December, 2020</small></p>"
+PLG_CONTENT_COMPONENTBUILDERCUSTOMADMINHEADERSTABS_XML_DESCRIPTION="<h1>Content - Componentbuilder Custom Admin Headers Tabs (v.4.0.0)</h1> <div style='clear: both;'></div><p>This plugin is used to set custom admin class custom headers.</p><p>Created by <a href='https://dev.vdm.io' target='_blank'>Llewellyn van der Merwe</a><br /><small>Development started 10th March, 2024</small></p>"
 PLG_CONTENT_COMPONENTBUILDERCUSTOMADMINHEADERSTABS_CLASS_HEADERS="Class Headers"
 PLG_CONTENT_COMPONENTBUILDERCUSTOMADMINHEADERSTABS_ADD_CUSTOM_ADMIN_VIEW_MODEL_LABEL="Target Custom Admin View<br />Model Header"
 PLG_CONTENT_COMPONENTBUILDERCUSTOMADMINHEADERSTABS_ADD_CUSTOM_ADMIN_VIEW_MODEL_DESCRIPTION="Only use this option if you have a <b>getItem</b> as your <b>Main Get</b>."

script.php

@@ -13,393 +13,129 @@
 defined('_JEXEC') or die('Restricted access');
 
 use Joomla\CMS\Factory;
+use Joomla\CMS\Version;
+use Joomla\CMS\Installer\InstallerAdapter;
 use Joomla\CMS\Language\Text;
-use Joomla\CMS\Filesystem\File;
-use Joomla\CMS\Filesystem\Folder;
+use Joomla\Filesystem\File;
+use Joomla\Filesystem\Folder;
 
 /**
  * Content - Componentbuilder Custom Admin Headers Tabs script file.
  *
- * @package PlgContentComponentbuilderCustomAdminHeadersTabs
+ * @package ComponentbuilderCustomAdminHeadersTabs
  */
 class plgContentComponentbuilderCustomAdminHeadersTabsInstallerScript
 {
+	/**
+	 * The CMS Application.
+	 *
+	 * @since  4.4.2
+	 */
+	protected $app;
+
+	/**
+	 * A list of files to be deleted
+	 *
+	 * @var    array
+	 * @since  3.6
+	 */
+	protected array $deleteFiles = [];
+
+	/**
+	 * A list of folders to be deleted
+	 *
+	 * @var    array
+	 * @since  3.6
+	 */
+	protected array $deleteFolders = [];
+
+	/**
+	 * Constructor
+	 *
+	 * @param   InstallerAdapter  $adapter  The object responsible for running this script
+	 */
+	public function __construct($adapter)
+	{
+		// get application
+		$this->app = Factory::getApplication();
+
+		if (is_file(JPATH_ROOT . '/plugins/content/componentbuildercustomadminheaderstabs/componentbuildercustomadminheaderstabs.php'))
+		{
+			$this->deleteFiles[] = '/plugins/content/componentbuildercustomadminheaderstabs/componentbuildercustomadminheaderstabs.php';
+		}
+	}
 
 	/**
 	 * Called before any type of action
 	 *
 	 * @param   string  $route  Which action is happening (install|uninstall|discover_install|update)
-	 * @param   Joomla\CMS\Installer\InstallerAdapter  $adapter  The object responsible for running this script
+	 * @param   InstallerAdapter  $adapter  The object responsible for running this script
 	 *
 	 * @return  boolean  True on success
 	 */
 	public function preflight($route, $adapter)
 	{
-		// get application
-		$app = Factory::getApplication();
+		// set application to local method var, just use $this->app in future [we will drop $app in J6]
+		$app = $this->app;
 
 		// the default for both install and update
-		$jversion = new JVersion();
-		if (!$jversion->isCompatible('3.8.0'))
+		$jversion = new Version();
+		if (!$jversion->isCompatible('5.0.0'))
 		{
-			$app->enqueueMessage('Please upgrade to at least Joomla! 3.8.0 before continuing!', 'error');
+			$app->enqueueMessage('Please upgrade to at least Joomla! 5.0.0 before continuing!', 'error');
 			return false;
 		}
 
-		if ('install' === $route)
-		{
-// needs fix
-
-
-			// check that componentbuilder is installed
-			$pathToCore = JPATH_ADMINISTRATOR . '/components/com_componentbuilder/helpers/componentbuilder.php';
-			if (!JFile::exists($pathToCore))
-			{
-				$app->enqueueMessage('Joomla Component Builder must first be installed from <a href="https://www.joomlacomponentbuilder.com/ " target="_blank">Joomla Component Builder</a>.', 'error');
-				return false;
-			}
-
-			// load the helper class
-			JLoader::register('ComponentbuilderHelper', JPATH_ADMINISTRATOR . '/components/com_componentbuilder/helpers/componentbuilder.php');
-
-			// block install
-			$blockInstall = true;
-
-			// check the version of JCB
-			$manifest = ComponentbuilderHelper::manifest();
-			if (isset($manifest->version) && strpos($manifest->version, '.') !== false)
-			{
-				// get the version
-				$jcbVersion = explode('.', $manifest->version);
-				// check that we have JCB 3.0.0 or higher installed
-				if (count($jcbVersion) == 3 && $jcbVersion[0] >= 3 &&
-					(
-						($jcbVersion[0] == 3 && $jcbVersion[1] == 0 && $jcbVersion[2] >= 0) ||
-						($jcbVersion[0] == 3 && $jcbVersion[1] > 0) ||
-						$jcbVersion[0] > 3)
-					)
-				{
-					$blockInstall = false;
-				}
-			}
-
-			// allow install if all conditions are met
-			if ($blockInstall)
-			{
-				$app->enqueueMessage('Please upgrade to JCB v3.0.0 or higher before installing this plugin.', 'error');
-				return false;
-			}
-
-
-			// check that componentbuilder is installed
-			$pathToCore = JPATH_ADMINISTRATOR . '/components/com_componentbuilder/helpers/componentbuilder.php';
-			if (!JFile::exists($pathToCore))
-			{
-				$app->enqueueMessage('Joomla Component Builder must first be installed from <a href="https://www.joomlacomponentbuilder.com/ " target="_blank">Joomla Component Builder</a>.', 'error');
-				return false;
-			}
-			// load the helper class
-			JLoader::register('ComponentbuilderHelper', JPATH_ADMINISTRATOR . '/components/com_componentbuilder/helpers/componentbuilder.php');
-			// block install
-			$blockInstall = true;
-			// check the version of JCB
-			$manifest = ComponentbuilderHelper::manifest();
-			if (isset($manifest->version) && strpos($manifest->version, '.') !== false)
-			{
-				// get the version
-				$jcbVersion = explode('.', $manifest->version);
-				// check that we have JCB 2.10.13 or higher installed
-				if (count($jcbVersion) == 3 && (($jcbVersion[0] == 2 && $jcbVersion[1] >= 10 && (($jcbVersion[1] == 10 && $jcbVersion[2] >= 13) || ($jcbVersion[1] > 10))) || $jcbVersion[0] >= 3))
-				{
-					$blockInstall = false;
-				}
-			}
-			// allow install if all conditions are met
-			if ($blockInstall)
-			{
-				$app->enqueueMessage('Please upgrade to JCB 2.10.13 or higher before installing this plugin.', 'error');
-				return false;
-			}
-
-			// check that componentbuilder is installed
-			$pathToCore = JPATH_ADMINISTRATOR . '/components/com_componentbuilder/helpers/componentbuilder.php';
-			if (!JFile::exists($pathToCore))
-			{
-				$app->enqueueMessage('Joomla Component Builder must first be installed from <a href="https://www.joomlacomponentbuilder.com/ " target="_blank">Joomla Component Builder</a>.', 'error');
-				return false;
-			}
-
-			// check that componentbuilder is installed
-			$pathToCore = JPATH_ADMINISTRATOR . '/components/com_componentbuilder/helpers/componentbuilder.php';
-			if (!JFile::exists($pathToCore))
-			{
-				$app->enqueueMessage('Joomla Component Builder must first be installed from <a href="https://www.joomlacomponentbuilder.com/ " target="_blank">Joomla Component Builder</a>.', 'error');
-				return false;
-			}
-
-			// check that componentbuilder is installed
-			$pathToCore = JPATH_ADMINISTRATOR . '/components/com_componentbuilder/helpers/componentbuilder.php';
-			if (!JFile::exists($pathToCore))
-			{
-				$app->enqueueMessage('Joomla Component Builder must first be installed from <a href="https://www.joomlacomponentbuilder.com/ " target="_blank">Joomla Component Builder</a>.', 'error');
-				return false;
-			}
-
-			// check that componentbuilder is installed
-			$pathToCore = JPATH_ADMINISTRATOR . '/components/com_componentbuilder/helpers/componentbuilder.php';
-			if (!JFile::exists($pathToCore))
-			{
-				$app->enqueueMessage('Joomla Component Builder must first be installed from <a href="https://www.joomlacomponentbuilder.com/ " target="_blank">Joomla Component Builder</a>.', 'error');
-				return false;
-			}
-
-
-			// check that componentbuilder is installed
-			$pathToCore = JPATH_ADMINISTRATOR . '/components/com_componentbuilder/helpers/componentbuilder.php';
-			if (!JFile::exists($pathToCore))
-			{
-				$app->enqueueMessage('Joomla Component Builder must first be installed from <a href="https://www.joomlacomponentbuilder.com/ " target="_blank">Joomla Component Builder</a>.', 'error');
-				return false;
-			}
-
-			// load the helper class
-			JLoader::register('ComponentbuilderHelper', JPATH_ADMINISTRATOR . '/components/com_componentbuilder/helpers/componentbuilder.php');
-
-			// block install
-			$blockInstall = true;
-
-			// check the version of JCB
-			$manifest = ComponentbuilderHelper::manifest();
-			if (isset($manifest->version) && strpos($manifest->version, '.') !== false)
-			{
-				// get the version
-				$jcbVersion = explode('.', $manifest->version);
-				// check that we have JCB 3.0.0 or higher installed
-				if (count($jcbVersion) == 3 && $jcbVersion[0] >= 3 &&
-					(
-						($jcbVersion[0] == 3 && $jcbVersion[1] == 0 && $jcbVersion[2] >= 0) ||
-						($jcbVersion[0] == 3 && $jcbVersion[1] > 0) ||
-						$jcbVersion[0] > 3)
-					)
-				{
-					$blockInstall = false;
-				}
-			}
-
-			// allow install if all conditions are met
-			if ($blockInstall)
-			{
-				$app->enqueueMessage('Please upgrade to JCB v3.0.0 or higher before installing this plugin.', 'error');
-				return false;
-			}
-
-
-
-			// check that componentbuilder is installed
-			$pathToCore = JPATH_ADMINISTRATOR . '/components/com_componentbuilder/helpers/componentbuilder.php';
-			if (!JFile::exists($pathToCore))
-			{
-				$app->enqueueMessage('Joomla Component Builder must first be installed from <a href="https://www.joomlacomponentbuilder.com/ " target="_blank">Joomla Component Builder</a>.', 'error');
-				return false;
-			}
-
-			// load the helper class
-			JLoader::register('ComponentbuilderHelper', JPATH_ADMINISTRATOR . '/components/com_componentbuilder/helpers/componentbuilder.php');
-
-			// block install
-			$blockInstall = true;
-
-			// check the version of JCB
-			$manifest = ComponentbuilderHelper::manifest();
-			if (isset($manifest->version) && strpos($manifest->version, '.') !== false)
-			{
-				// get the version
-				$jcbVersion = explode('.', $manifest->version);
-				// check that we have JCB 3.0.0 or higher installed
-				if (count($jcbVersion) == 3 && $jcbVersion[0] >= 3 &&
-					(
-						($jcbVersion[0] == 3 && $jcbVersion[1] == 0 && $jcbVersion[2] >= 0) ||
-						($jcbVersion[0] == 3 && $jcbVersion[1] > 0) ||
-						$jcbVersion[0] > 3)
-					)
-				{
-					$blockInstall = false;
-				}
-			}
-
-			// allow install if all conditions are met
-			if ($blockInstall)
-			{
-				$app->enqueueMessage('Please upgrade to JCB v3.0.0 or higher before installing this plugin.', 'error');
-				return false;
-			}
-
-
-
-			// check that componentbuilder is installed
-			$pathToCore = JPATH_ADMINISTRATOR . '/components/com_componentbuilder/helpers/componentbuilder.php';
-			if (!JFile::exists($pathToCore))
-			{
-				$app->enqueueMessage('Joomla Component Builder must first be installed from <a href="https://www.joomlacomponentbuilder.com/ " target="_blank">Joomla Component Builder</a>.', 'error');
-				return false;
-			}
-
-			// load the helper class
-			JLoader::register('ComponentbuilderHelper', JPATH_ADMINISTRATOR . '/components/com_componentbuilder/helpers/componentbuilder.php');
-
-			// block install
-			$blockInstall = true;
-
-			// check the version of JCB
-			$manifest = ComponentbuilderHelper::manifest();
-			if (isset($manifest->version) && strpos($manifest->version, '.') !== false)
-			{
-				// get the version
-				$jcbVersion = explode('.', $manifest->version);
-				// check that we have JCB 3.1.18 or higher installed
-				if (count($jcbVersion) == 3 && $jcbVersion[0] >= 3 &&
-					(
-						($jcbVersion[0] == 3 && $jcbVersion[1] == 1 && $jcbVersion[2] >= 18) ||
-						($jcbVersion[0] == 3 && $jcbVersion[1] > 1) ||
-						$jcbVersion[0] > 3)
-					)
-				{
-					$blockInstall = false;
-				}
-			}
-
-			// allow install if all conditions are met
-			if ($blockInstall)
-			{
-				$app->enqueueMessage('Please upgrade to JCB v3.1.18 or higher before installing this plugin.', 'error');
-				return false;
-			}
-
-
-
-			// check that componentbuilder is installed
-			$pathToCore = JPATH_ADMINISTRATOR . '/components/com_componentbuilder/helpers/componentbuilder.php';
-			if (!JFile::exists($pathToCore))
-			{
-				$app->enqueueMessage('Joomla Component Builder must first be installed from <a href="https://www.joomlacomponentbuilder.com/ " target="_blank">Joomla Component Builder</a>.', 'error');
-				return false;
-			}
-
-			// load the helper class
-			JLoader::register('ComponentbuilderHelper', JPATH_ADMINISTRATOR . '/components/com_componentbuilder/helpers/componentbuilder.php');
-
-			// block install
-			$blockInstall = true;
-
-			// check the version of JCB
-			$manifest = ComponentbuilderHelper::manifest();
-			if (isset($manifest->version) && strpos($manifest->version, '.') !== false)
-			{
-				// get the version
-				$jcbVersion = explode('.', $manifest->version);
-				// check that we have JCB 3.0.14 or higher installed
-				if (count($jcbVersion) == 3 && $jcbVersion[0] >= 3 &&
-					(
-						($jcbVersion[0] == 3 && $jcbVersion[1] == 0 && $jcbVersion[2] >= 14) ||
-						($jcbVersion[0] == 3 && $jcbVersion[1] > 0) ||
-						$jcbVersion[0] > 3)
-					)
-				{
-					$blockInstall = false;
-				}
-			}
-
-			// allow install if all conditions are met
-			if ($blockInstall)
-			{
-				$app->enqueueMessage('Please upgrade to JCB v3.0.14 or higher before installing this plugin.', 'error');
-				return false;
-			}
-
-
-
-			// check that componentbuilder is installed
-			$pathToCore = JPATH_ADMINISTRATOR . '/components/com_componentbuilder/helpers/componentbuilder.php';
-			if (!JFile::exists($pathToCore))
-			{
-				$app->enqueueMessage('Joomla Component Builder must first be installed from <a href="https://www.joomlacomponentbuilder.com/ " target="_blank">Joomla Component Builder</a>.', 'error');
-				return false;
-			}
-
-			// load the helper class
-			JLoader::register('ComponentbuilderHelper', JPATH_ADMINISTRATOR . '/components/com_componentbuilder/helpers/componentbuilder.php');
-
-			// block install
-			$blockInstall = true;
-
-			// check the version of JCB
-			$manifest = ComponentbuilderHelper::manifest();
-			if (isset($manifest->version) && strpos($manifest->version, '.') !== false)
-			{
-				// get the version
-				$jcbVersion = explode('.', $manifest->version);
-				// check that we have JCB 3.1.18 or higher installed
-				if (count($jcbVersion) == 3 && $jcbVersion[0] >= 3 &&
-					(
-						($jcbVersion[0] == 3 && $jcbVersion[1] == 1 && $jcbVersion[2] >= 18) ||
-						($jcbVersion[0] == 3 && $jcbVersion[1] > 1) ||
-						$jcbVersion[0] > 3)
-					)
-				{
-					$blockInstall = false;
-				}
-			}
-
-			// allow install if all conditions are met
-			if ($blockInstall)
-			{
-				$app->enqueueMessage('Please upgrade to JCB v3.1.18 or higher before installing this plugin.', 'error');
-				return false;
-			}
-
-
-
-			// check that componentbuilder is installed
-			$pathToCore = JPATH_ADMINISTRATOR . '/components/com_componentbuilder/helpers/componentbuilder.php';
-			if (!JFile::exists($pathToCore))
-			{
-				$app->enqueueMessage('Joomla Component Builder must first be installed from <a href="https://www.joomlacomponentbuilder.com/ " target="_blank">Joomla Component Builder</a>.', 'error');
-				return false;
-			}
-
-			// load the helper class
-			JLoader::register('ComponentbuilderHelper', JPATH_ADMINISTRATOR . '/components/com_componentbuilder/helpers/componentbuilder.php');
-
-			// block install
-			$blockInstall = true;
-
-			// check the version of JCB
-			$manifest = ComponentbuilderHelper::manifest();
-			if (isset($manifest->version) && strpos($manifest->version, '.') !== false)
-			{
-				// get the version
-				$jcbVersion = explode('.', $manifest->version);
-				// check that we have JCB 3.0.14 or higher installed
-				if (count($jcbVersion) == 3 && $jcbVersion[0] >= 3 &&
-					(
-						($jcbVersion[0] == 3 && $jcbVersion[1] == 0 && $jcbVersion[2] >= 14) ||
-						($jcbVersion[0] == 3 && $jcbVersion[1] > 0) ||
-						$jcbVersion[0] > 3)
-					)
-				{
-					$blockInstall = false;
-				}
-			}
-
-			// allow install if all conditions are met
-			if ($blockInstall)
-			{
-				$app->enqueueMessage('Please upgrade to JCB v3.0.14 or higher before installing this plugin.', 'error');
-				return false;
-			}
-
-		}
+		// remove old files and folders
+		$this->removeFiles();
 
 		return true;
 	}
+
+	/**
+	 * Called before any type of action
+	 *
+	 * @param   string  $route  Which action is happening (install|uninstall|discover_install|update)
+	 * @param   InstallerAdapter  $adapter  The object responsible for running this script
+	 *
+	 * @return  boolean  True on success
+	 */
+	public function postflight($route, $adapter)
+	{
+		// set application to local method var, just use $this->app in future [we will drop $app in J6]
+		$app = $this->app;
+
+		return true;
+	}
+
+	/**
+	 * Remove the files and folders in the given array from
+	 *
+	 * @return  void
+	 * @since   5.0.2
+	 */
+	protected function removeFiles()
+	{
+		if (!empty($this->deleteFiles))
+		{
+			foreach ($this->deleteFiles as $file)
+			{
+				if (is_file(JPATH_ROOT . $file) && !File::delete(JPATH_ROOT . $file))
+				{
+					echo Text::sprintf('JLIB_INSTALLER_ERROR_FILE_FOLDER', $file) . '<br>';
+				}
+			}
+		}
+
+		if (!empty($this->deleteFolders))
+		{
+			foreach ($this->deleteFolders as $folder)
+			{
+				if (is_dir(JPATH_ROOT . $folder) && !Folder::delete(JPATH_ROOT . $folder))
+				{
+					echo Text::sprintf('JLIB_INSTALLER_ERROR_FILE_FOLDER', $folder) . '<br>';
+				}
+			}
+		}
+	}
 }

services/index.html

@@ -0,0 +1 @@
+<html><body bgcolor="#FFFFFF"></body></html>

services/provider.php

@@ -0,0 +1,47 @@
+<?php
+/**
+ * @package    Joomla.Component.Builder
+ *
+ * @created    30th April, 2015
+ * @author     Llewellyn van der Merwe <https://dev.vdm.io>
+ * @git        Joomla Component Builder <https://git.vdm.dev/joomla/Component-Builder>
+ * @copyright  Copyright (C) 2015 Vast Development Method. All rights reserved.
+ * @license    GNU General Public License version 2 or later; see LICENSE.txt
+ */
+
+// No direct access to this file
+defined('_JEXEC') or die('Restricted access');
+
+use Joomla\CMS\Factory;
+use Joomla\CMS\Plugin\PluginHelper;
+use Joomla\CMS\Extension\PluginInterface;
+use Joomla\Event\DispatcherInterface;
+use Joomla\DI\ServiceProviderInterface;
+use Joomla\DI\Container;
+use VDM\Plugin\Content\ComponentbuilderCustomAdminHeadersTabs\Extension\ComponentbuilderCustomAdminHeadersTabs;
+
+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,
+			function (Container $container) {
+				$plugin = new ComponentbuilderCustomAdminHeadersTabs(
+					$container->get(DispatcherInterface::class),
+					(array) PluginHelper::getPlugin('content', 'componentbuildercustomadminheaderstabs')
+				);
+				$plugin->setApplication(Factory::getApplication());
+
+				return $plugin;
+			}
+		);
+	}
+};

src/Extension/ComponentbuilderCustomAdminHeadersTabs.php

@@ -8,27 +8,27 @@
  * @copyright  Copyright (C) 2015 Vast Development Method. All rights reserved.
  * @license    GNU General Public License version 2 or later; see LICENSE.txt
  */
-
-// No direct access to this file
-defined('_JEXEC') or die('Restricted access');
+namespace VDM\Plugin\Content\ComponentbuilderCustomAdminHeadersTabs\Extension;
 
 use Joomla\CMS\Form\Form;
 use Joomla\CMS\Plugin\CMSPlugin;
+use Joomla\CMS\Component\ComponentHelper;
 use VDM\Joomla\Utilities\ArrayHelper;
 
-JLoader::register('ComponentbuilderHelper', JPATH_ADMINISTRATOR . '/components/com_componentbuilder/helpers/componentbuilder.php'); 
+// No direct access to this file
+defined('_JEXEC') or die('Restricted access');
 
 /**
  * Content - Componentbuilder Custom Admin Headers Tabs plugin.
  *
  * @package   ComponentbuilderCustomAdminHeadersTabs
- * @since     2.0.1
+ * @since     4.0.0
  */
-class PlgContentComponentbuilderCustomAdminHeadersTabs extends CMSPlugin
+final class ComponentbuilderCustomAdminHeadersTabs extends CMSPlugin
 {
 
 	/**
-	 * Affects constructor behavior. If true, language files will be loaded automatically.
+	 * Affects constructor behaviour. If true, language files will be loaded automatically.
 	 *
 	 * @var    boolean
 	 * @since  1.0
@@ -38,8 +38,8 @@ class PlgContentComponentbuilderCustomAdminHeadersTabs extends CMSPlugin
 	/**
 	 * Runs on content preparation of form.
 	 *
-	 * @param   JForm     $form  The form
-	 * @param   stdClass  $data  The data
+	 * @param   Form     $form  The form
+	 * @param   \stdClass  $data  The data
 	 *
 	 * @return  boolean
 	 *
@@ -53,11 +53,11 @@ class PlgContentComponentbuilderCustomAdminHeadersTabs extends CMSPlugin
 		if (strpos($context, 'com_componentbuilder.custom_admin_view') === 0)
 		{
 			// Add the forms path
-			Form::addFormPath(__DIR__ . '/forms');
+			Form::addFormPath(__DIR__ . '/../../forms');
 			// add the admin view params for privacy integration
 			$form->loadFile('custom_admin_view');
 			// update all editors to use this components global editor
-			$global_editor = \JComponentHelper::getParams('com_componentbuilder')->get('editor', 'none');
+			$global_editor = ComponentHelper::getParams('com_componentbuilder')->get('editor', 'none');
 			// set the field editor value (with none as fallback)
 			$editors = $form->getXml()->xpath('descendant::fields[@name="custom_admin_view_headers"]//field[@type="editor"]');
 			// check if we found any

src/Extension/index.html

@@ -0,0 +1 @@
+<html><body bgcolor="#FFFFFF"></body></html>