Release of v5.0.1-beta1

Fix subform set methods. Improved the Joomla Power Push path. Fix the metadata, metadesc, metakey database issue.

libraries/vendor_jcb/VDM.Joomla/src/Utilities/ClassHelper.php

@@ -0,0 +1,55 @@
+<?php
+/**
+ * @package    Joomla.Component.Builder
+ *
+ * @created    3rd September, 2020
+ * @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
+ */
+
+namespace VDM\Joomla\Utilities;
+
+
+/**
+ * Class Helper for JCB Powers
+ * 
+ * @since  3.2.2
+ */
+abstract class ClassHelper
+{
+	/**
+	 * Ensures that a class in the namespace is available.
+	 * If the class is not already loaded, it attempts to load it via the specified autoloader.
+	 *
+	 * @param string  $className       The fully qualified name of the class to check.
+	 * @param string  $component       The component name where the autoloader resides.
+	 * @param string  $autoloaderPath  The path to the autoloader file within the component.
+	 *
+	 * @return bool True if the class exists or was successfully loaded, false otherwise.
+	 * @since 3.2.2
+	 */
+	public static function exists(string $className, string $component, string $autoloaderPath): bool
+	{
+		if (!class_exists($className, true))
+		{
+			// Construct the path to the autoloader file
+			$autoloaderFile = JPATH_ADMINISTRATOR . '/components/com_' . $component . '/' . $autoloaderPath;
+
+			if (file_exists($autoloaderFile))
+			{
+				require_once $autoloaderFile;
+			}
+
+			// Check again if the class now exists after requiring the autoloader
+			if (!class_exists($className, true))
+			{
+				return false;
+			}
+		}
+		return true;
+	}
+
+}
+