From 675867078402e769d0ce61c6d3e631fd2fa45e44 Mon Sep 17 00:00:00 2001
From: Roman Parpalak <roman@parpalak.com>
Date: Fri, 28 Jul 2023 00:16:42 +0300
Subject: [PATCH] Fixed some incompatibilities with PHP 8.2

---
 _admin/install.php                 | 6 +++---
 _include/dblayer/mysqli.php        | 3 ++-
 _include/dblayer/mysqli_innodb.php | 3 ++-
 _include/utf8/utf8.php             | 2 +-
 4 files changed, 8 insertions(+), 6 deletions(-)

diff --git a/_admin/install.php b/_admin/install.php
index e920000a..c8e81914 100644
--- a/_admin/install.php
+++ b/_admin/install.php
@@ -56,7 +56,7 @@ function generate_config_file ()
 	{
 		$url_prefix = $prefix;
 		$content = s2_get_remote_file($base_url.$url_prefix.'/this/URL/_DoEs_/_NoT_/_eXiSt', 5, false, 10, true);
-		if (false !== strpos($content['content'], '<meta name="Generator" content="S2 '.S2_VERSION.'" />'))
+		if ($content !== null && false !== strpos($content['content'], '<meta name="Generator" content="S2 '.S2_VERSION.'" />'))
 			break;
 	}
 
@@ -68,7 +68,7 @@ function generate_config_file ()
 	else
 	{
 		$content = s2_get_remote_file('https://'.substr($base_url, 7).$url_prefix.'/this/URL/_DoEs_/_NoT_/_eXiSt', 5, false, 10, true);
-		if (false !== strpos($content['content'], '<meta name="Generator" content="S2 '.S2_VERSION.'" />'))
+		if ($content !== null && false !== strpos($content['content'], '<meta name="Generator" content="S2 '.S2_VERSION.'" />'))
 			$use_https = true;
 	}
 
@@ -410,7 +410,7 @@ function get_preferred_lang ($languages)
 	//
 	function unescape($str)
 	{
-		return (get_magic_quotes_gpc() == 1) ? stripslashes($str) : $str;
+		return (PHP_VERSION_ID < 70400 && get_magic_quotes_gpc() == 1) ? stripslashes($str) : $str;
 	}
 
 	$db_type = $_POST['req_db_type'];
diff --git a/_include/dblayer/mysqli.php b/_include/dblayer/mysqli.php
index f86c20f1..ae2dded8 100644
--- a/_include/dblayer/mysqli.php
+++ b/_include/dblayer/mysqli.php
@@ -41,6 +41,7 @@ public function __construct($db_host, $db_username, $db_password, $db_name, $db_
 		// Persistent connection in MySQLi are only available in PHP 5.3 and later releases
 		$p_connect = $p_connect && version_compare(PHP_VERSION, '5.3.0', '>=') ? 'p:' : '';
 
+        mysqli_report(MYSQLI_REPORT_OFF);
 		if (isset($db_port))
 			$this->link_id = @mysqli_connect($p_connect.$db_host, $db_username, $db_password, $db_name, $db_port);
 		else
@@ -251,7 +252,7 @@ function close()
 	{
 		if ($this->link_id)
 		{
-			if ($this->query_result)
+			if (!is_bool($this->query_result))
 				@mysqli_free_result($this->query_result);
 
 			return @mysqli_close($this->link_id);
diff --git a/_include/dblayer/mysqli_innodb.php b/_include/dblayer/mysqli_innodb.php
index c9b9be03..e2f0e789 100644
--- a/_include/dblayer/mysqli_innodb.php
+++ b/_include/dblayer/mysqli_innodb.php
@@ -42,6 +42,7 @@ public function __construct($db_host, $db_username, $db_password, $db_name, $db_
 		// Persistent connection in MySQLi are only available in PHP 5.3 and later releases
 		$p_connect = $p_connect && version_compare(PHP_VERSION, '5.3.0', '>=') ? 'p:' : '';
 
+        mysqli_report(MYSQLI_REPORT_OFF);
 		if (isset($db_port))
 			$this->link_id = @mysqli_connect($p_connect.$db_host, $db_username, $db_password, $db_name, $db_port);
 		else
@@ -264,7 +265,7 @@ function close()
 	{
 		if ($this->link_id)
 		{
-			if ($this->query_result)
+            if (!is_bool($this->query_result))
 				@mysqli_free_result($this->query_result);
 
 			return @mysqli_close($this->link_id);
diff --git a/_include/utf8/utf8.php b/_include/utf8/utf8.php
index 3371fe4a..3479a036 100644
--- a/_include/utf8/utf8.php
+++ b/_include/utf8/utf8.php
@@ -38,7 +38,7 @@
 * encoding
 */
 if ( extension_loaded('mbstring')) {
-    if ( ini_get('mbstring.func_overload') & MB_OVERLOAD_STRING ) {
+    if ( PHP_VERSION_ID < 70200 && (ini_get('mbstring.func_overload') & MB_OVERLOAD_STRING )) {
         trigger_error('String functions are overloaded by mbstring',E_USER_ERROR);
     }
     mb_internal_encoding('UTF-8');