兼容 PHP 8.x 的更改

sys/inc/db_connect.php

@@ -1,57 +1,49 @@
 <?php
 // 数据库服务器上的授权
 $db = @mysqli_connect($set['mysql_host'], $set['mysql_user'], $set['mysql_pass'],$set['mysql_db_name']);
-if (mysqli_connect_errno($db)) 
-{ 
-  exit("连接 MySQL 失败: " . mysqli_connect_error()); 
+if (mysqli_connect_errno()) /* 原判断语句为“(mysqli_connect_errno($db))”不知道为什么原作者要传递参数，但是在 PHP8.x 无法运行了 */ { 
+	exit("连接 MySQL 失败: " . mysqli_connect_error()); 
 }
 $query_number = 0;
 $tpassed = 0;
-function dbresult($result, $row, $field = 0)
-{
-  $numrows = mysqli_num_rows($result);
-  if ($numrows && $row <= ($numrows - 1) && $row >= 0) {
-    mysqli_data_seek($result, $row);
-    $resrow = (is_numeric($field)) ? mysqli_fetch_row($result) : mysqli_fetch_assoc($result);
-    if (isset($resrow[$field])) {
-      return $resrow[$field];
-    }
-  }
-}
-function dbquery($query)
-{
-  global $db;
-  return mysqli_query($db, $query);
-}
-function dbrows($result)
-{
-  global $db;
-  return mysqli_num_rows($result);
-}
-function dbarray($result)
-{
-  global $db;
-  return mysqli_fetch_array($result);
-}
-function dbassoc($result)
-{
-  global $db;
-  return mysqli_fetch_assoc($result);
-}
-function dbinsertid(){
-  global $db;
-  return mysqli_insert_id($db);
+function dbresult($result, $row, $field = 0) {
+	$numrows = mysqli_num_rows($result);
+	if ($numrows && $row <= ($numrows - 1) && $row >= 0) {
+		mysqli_data_seek($result, $row);
+		$resrow = (is_numeric($field)) ? mysqli_fetch_row($result) : mysqli_fetch_assoc($result);
+		if (isset($resrow[$field])) {
+			return $resrow[$field];
+		}
+	}
+}
+function dbquery($query) {
+	global $db;
+	return mysqli_query($db, $query);
+}
+function dbrows($result) {
+	global $db;
+	return mysqli_num_rows($result);
+}
+function dbarray($result) {
+	global $db;
+	return mysqli_fetch_array($result);
+}
+function dbassoc($result) {
+	global $db;
+	return mysqli_fetch_assoc($result);
+}
+function dbinsertid() {
+	global $db;
+	return mysqli_insert_id($db);
 }
 dbquery('set charset utf8mb4',$db);
 dbquery('SET names utf8mb4',$db);
 dbquery('set character_set_client="utf8mb4"',$db);
 dbquery('set character_set_connection="utf8mb4"',$db);
 
-function db_optimize()
-{
+function db_optimize() {
 	$tab = dbquery('SHOW TABLES');
-	while ($tables = dbarray($tab))
-	{
+	while ($tables = dbarray($tab)) {
 		dbquery("OPTIMIZE TABLE `$tables[0]`");
 	}
 }

sys/inc/fnc.php

@@ -2,12 +2,12 @@
 // 函数别名
 // 剪切所有不可读字符
 function my_esc($text, $br = NULL) { 
-	if ($br != NULL) {
-		for ($i = 0; $i <= 31; $i++) $text = str_replace(chr($i), NULL, $text);
+	if ($br != '') {
+		for ($i = 0; $i <= 31; $i++) $text = str_replace(chr($i), '', $text);
 	} else {
-		for ($i = 0; $i < 10; $i++) $text = str_replace(chr($i), NULL, $text);
-		for ($i = 11; $i < 20; $i++) $text = str_replace(chr($i), NULL, $text);
-		for ($i = 21; $i <= 31; $i++) $text = str_replace(chr($i), NULL, $text);
+		for ($i = 0; $i < 10; $i++) $text = str_replace(chr($i), '', $text);
+		for ($i = 11; $i < 20; $i++) $text = str_replace(chr($i), '', $text);
+		for ($i = 21; $i <= 31; $i++) $text = str_replace(chr($i), '', $text);
 	}
 	return $text;
 }

sys/inc/ipua.php

@@ -55,6 +55,8 @@ function loadCloudflareIps($filePath) {
 	case 'auto':
 	default:
 		// 自动模式，尝试从多个标头获取
+		$ip2 = [];
+		$ipa = [];
 		if(isset($_SERVER['HTTP_X_FORWARDED_FOR']) && $_SERVER['HTTP_X_FORWARDED_FOR']!='127.0.0.1' && preg_match("#^([0-9]{1,3})\.([0-9]{1,3})\.([0-9]{1,3})\.([0-9]{1,3})$#",$_SERVER['HTTP_X_FORWARDED_FOR'])) {
 			$ip2['xff'] = $_SERVER['HTTP_X_FORWARDED_FOR'];
 			$ipa[] = $_SERVER['HTTP_X_FORWARDED_FOR'];