Stable release of v5.0.0-alpha1

First alpha release of Component Builder towards Joomla 5 (very unstable...).

libraries/jcb_powers/VDM.Joomla/src/Componentbuilder/Compiler/Field/Rule.php

@@ -0,0 +1,166 @@
+<?php
+/**
+ * @package    Joomla.Component.Builder
+ *
+ * @created    4th September, 2022
+ * @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\Componentbuilder\Compiler\Field;
+
+
+use VDM\Joomla\Componentbuilder\Compiler\Registry;
+use VDM\Joomla\Componentbuilder\Compiler\Customcode;
+use VDM\Joomla\Componentbuilder\Compiler\Customcode\Gui;
+use VDM\Joomla\Componentbuilder\Compiler\Placeholder;
+use VDM\Joomla\Componentbuilder\Compiler\Interfaces\Field\CoreRuleInterface as CoreRule;
+use VDM\Joomla\Utilities\StringHelper;
+use VDM\Joomla\Utilities\GetHelper;
+
+
+/**
+ * Compiler Field Rules
+ * 
+ * @since 3.2.0
+ */
+class Rule
+{
+	/**
+	 * The Registry Class.
+	 *
+	 * @var   Registry
+	 * @since 3.2.0
+	 */
+	protected Registry $registry;
+
+	/**
+	 * The Customcode Class.
+	 *
+	 * @var   Customcode
+	 * @since 3.2.0
+	 */
+	protected Customcode $customcode;
+
+	/**
+	 * The Gui Class.
+	 *
+	 * @var   Gui
+	 * @since 3.2.0
+	 */
+	protected Gui $gui;
+
+	/**
+	 * The Placeholder Class.
+	 *
+	 * @var   Placeholder
+	 * @since 3.2.0
+	 */
+	protected Placeholder $placeholder;
+
+	/**
+	 * The CoreRuleInterface Class.
+	 *
+	 * @var   CoreRule
+	 * @since 3.2.0
+	 */
+	protected CoreRule $corerule;
+
+	/**
+	 * Constructor.
+	 *
+	 * @param Registry      $registry      The Registry Class.
+	 * @param Customcode    $customcode    The Customcode Class.
+	 * @param Gui           $gui           The Gui Class.
+	 * @param Placeholder   $placeholder   The Placeholder Class.
+	 * @param CoreRule      $corerule      The CoreRuleInterface Class.
+	 *
+	 * @since 3.2.0
+	 */
+	public function __construct(Registry $registry, Customcode $customcode, Gui $gui,
+		Placeholder $placeholder, CoreRule $corerule)
+	{
+		$this->registry = $registry;
+		$this->customcode = $customcode;
+		$this->gui = $gui;
+		$this->placeholder = $placeholder;
+		$this->corerule = $corerule;
+	}
+
+	/**
+	 * Set the validation rule
+	 *
+	 * @param   int       $id      The field id
+	 * @param   string  $field  The field string
+	 *
+	 * @return void
+	 * @since 3.2.0
+	 */
+	public function set(int $id, string $field)
+	{
+		// check if we have validate (validation rule set)
+		$validation_rule = GetHelper::between(
+			$field, 'validate="', '"'
+		);
+
+		if (StringHelper::check($validation_rule))
+		{
+			// make sure it is lowercase
+			$validation_rule = StringHelper::safe(
+				$validation_rule
+			);
+
+			// link this field to this validation (don't move this down)
+			$this->registry->set("validation.linked.${id}", $validation_rule);
+
+			// make sure it is not already set
+			if ($this->registry->get("validation.rules.${validation_rule}") === null)
+			{
+				// get joomla core validation names  and make sure this rule is not a core validation rule
+				if (!in_array($validation_rule, (array) $this->corerule->get(true)))
+				{
+					// get the class methods for this rule if it exists
+					if (($php_code = GetHelper::var(
+						'validation_rule', $validation_rule, 'name', 'php'
+					)) !== false)
+					{
+						// open and set the validation rule
+						$this->registry->set("validation.rules.${validation_rule}",
+							$this->gui->set(
+								$this->placeholder->update_(
+									$this->customcode->update(
+										base64_decode(
+											(string) $php_code
+										)
+									)
+								),
+								array(
+									'table' => 'validation_rule',
+									'field' => 'php',
+									'id'    => GetHelper::var(
+										'validation_rule',
+										$validation_rule, 'name', 'id'
+									),
+									'type'  => 'php'
+								)
+							)
+						);
+					}
+					else
+					{
+						// TODO set the notice that this validation rule is custom and was not found
+						$this->registry->remove("validation.linked.${id}");
+					}
+				}
+				else
+				{
+					// remove link (we only want custom validations linked)
+					$this->registry->remove("validation.linked.${id}");
+				}
+			}
+		}
+	}
+}
+