From df1938c4331fcbd71248dfcb010b318d868e9893 Mon Sep 17 00:00:00 2001
From: Wolf Wortmann <7399618+element-code@users.noreply.github.com>
Date: Wed, 27 May 2020 16:03:23 +0200
Subject: [PATCH] Fix: Model::getValidationRules() return when using shared
 rules

This should fix https://github.com/codeigniter4/CodeIgniter4/issues/3039 .
---
 system/Model.php | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

diff --git a/system/Model.php b/system/Model.php
index f4a58f9f4de5..5543a262a374 100644
--- a/system/Model.php
+++ b/system/Model.php
@@ -1438,7 +1438,9 @@ public function cleanRules(bool $choice = false)
 	 */
 	public function validate($data): bool
 	{
-		if ($this->skipValidation === true || empty($this->validationRules) || empty($data))
+		$rules = $this->getValidationRules();
+		
+		if ($this->skipValidation === true || empty($rules) || empty($data))
 		{
 			return true;
 		}
@@ -1450,8 +1452,6 @@ public function validate($data): bool
 			$data = (array) $data;
 		}
 
-		$rules = $this->validationRules;
-
 		// ValidationRules can be either a string, which is the group name,
 		// or an array of rules.
 		if (is_string($rules))
@@ -1580,6 +1580,13 @@ protected function fillPlaceholders(array $rules, array $data): array
 	public function getValidationRules(array $options = []): array
 	{
 		$rules = $this->validationRules;
+		
+		// ValidationRules can be either a string, which is the group name,
+		// or an array of rules.
+		if (is_string($rules))
+		{
+			$rules = $this->validation->loadRuleGroup($rules);
+		}
 
 		if (isset($options['except']))
 		{