From e0a041bb3d26971c81be306699fc05bbca186f1b Mon Sep 17 00:00:00 2001
From: Kijin Sung <kijin@kijinsung.com>
Date: Mon, 16 Jan 2023 22:42:04 +0900
Subject: [PATCH] Fix deprecation warnings in PHP 8.2

---
 classes/validator/Validator.class.php | 2 +-
 classes/xml/XmlParser.class.php       | 1 +
 common/functions.php                  | 8 +++++---
 modules/member/member.admin.model.php | 4 ++--
 modules/member/member.model.php       | 2 +-
 5 files changed, 10 insertions(+), 7 deletions(-)

diff --git a/classes/validator/Validator.class.php b/classes/validator/Validator.class.php
index f2a09f2b7..7b5fc635b 100644
--- a/classes/validator/Validator.class.php
+++ b/classes/validator/Validator.class.php
@@ -44,7 +44,7 @@ class Validator
 	 * custom message list
 	 * @var array
 	 */
-	var $_messages;
+	var $_message;
 
 	/**
 	 * custom field name list
diff --git a/classes/xml/XmlParser.class.php b/classes/xml/XmlParser.class.php
index 828d4cd31..b3f720c54 100644
--- a/classes/xml/XmlParser.class.php
+++ b/classes/xml/XmlParser.class.php
@@ -8,6 +8,7 @@
  * @package /classes/xml
  * @version 0.1
  */
+#[AllowDynamicProperties]
 class Xml_Node_
 {
 
diff --git a/common/functions.php b/common/functions.php
index e4290344f..11ca45200 100644
--- a/common/functions.php
+++ b/common/functions.php
@@ -185,6 +185,7 @@ function clean_path($path)
  */
 function escape($str, $double_escape = true, $except_lang_code = false)
 {
+	$str = (string)$str;
 	if ($except_lang_code && preg_match('/^\$user_lang->userLang[0-9]+$/', $str))
 	{
 		return $str;
@@ -204,7 +205,7 @@ function escape($str, $double_escape = true, $except_lang_code = false)
  */
 function escape_css($str)
 {
-	return preg_replace('/[^a-zA-Z0-9_.#\/-]/', '', $str);
+	return preg_replace('/[^a-zA-Z0-9_.#\/-]/', '', (string)$str);
 }
 
 /**
@@ -229,7 +230,7 @@ function escape_js($str)
  */
 function escape_sqstr($str)
 {
-	return str_replace(array('\\0', '\\"'), array('', '"'), addslashes($str));
+	return str_replace(array('\\0', '\\"'), array('', '"'), addslashes((string)$str));
 }
 
 /**
@@ -241,7 +242,7 @@ function escape_sqstr($str)
  */
 function escape_dqstr($str)
 {
-	return str_replace(array('\\0', "\\'", '$'), array('', "'", '\\$'), addslashes($str));
+	return str_replace(array('\\0', "\\'", '$'), array('', "'", '\\$'), addslashes((string)$str));
 }
 
 /**
@@ -258,6 +259,7 @@ function escape_dqstr($str)
 function explode_with_escape($delimiter, $str, $limit = 0, $escape_char = '\\')
 {
 	if ($limit < 1) $limit = 0;
+	$str = (string)$str;
 	$result = array();
 	$split = preg_split('/(?<!' . preg_quote($escape_char, '/') . ')' . preg_quote($delimiter, '/') . '/', $str, $limit);
 	foreach ($split as $piece)
diff --git a/modules/member/member.admin.model.php b/modules/member/member.admin.model.php
index 96f4f8eb5..adecf2cc1 100644
--- a/modules/member/member.admin.model.php
+++ b/modules/member/member.admin.model.php
@@ -55,8 +55,8 @@ class MemberAdminModel extends Member
 			case 'disable' : $args->is_denied = 'Y';break;
 		}
 
-		$search_target = trim(Context::get('search_target'));
-		$search_keyword = trim(Context::get('search_keyword'));
+		$search_target = trim(Context::get('search_target') ?? '');
+		$search_keyword = trim(Context::get('search_keyword') ?? '');
 
 		if($search_target && $search_keyword)
 		{
diff --git a/modules/member/member.model.php b/modules/member/member.model.php
index f22723a96..2488ad92f 100644
--- a/modules/member/member.model.php
+++ b/modules/member/member.model.php
@@ -498,7 +498,7 @@ class MemberModel extends Member
 			{
 				foreach($extra_vars as $key => $val)
 				{
-					if(!is_array($val) && !is_object($val) && strpos($val, '|@|') !== FALSE)
+					if(!is_null($val) && !is_array($val) && !is_object($val) && strpos($val, '|@|') !== FALSE)
 					{
 						$val = explode('|@|', $val);
 					}