检测系统IP地址显示使用人信息
<?php require_once('Connections/config.php'); ?><?phpfunction GetIP(){if(!empty($_SERVER["HTTP_CLIENT_IP"])) $cip = $_SERVER["HTTP_CLIENT_IP"];else if(!empty($_SERVER["HTTP_X_FORWARDED_FOR"])) $cip = $_SERVER["HTTP_X_FORWARDED_FOR"];else if(!empty($_SERVER["REMOTE_ADDR"])) $cip = $_SERVER["REMOTE_ADDR"];else $cip = "无法获取！";return $cip;}?><?phpif (!function_exists("GetSQLValueString")) {function GetSQLValueString($theValue, $theType, $theDefinedValue = "", $theNotDefinedValue = "") { if (PHP_VERSION < 6) { $theValue = get_magic_quotes_gpc() ? stripslashes($theValue) : $theValue; } $theValue = function_exists("mysql_real_escape_string") ? mysql_real_escape_string($theValue) : mysql_escape_string($theValue); switch ($theType) { case "text": $theValue = ($theValue != "") ? "'" . $theValue . "'" : "NULL"; break; case "long": case "int": $theValue = ($theValue != "") ? intval($theValue) : "NULL"; break; case "double": $theValue = ($theValue != "") ? doubleval($theValue) : "NULL"; break; case "date": $theValue = ($theValue != "") ? "'" . $theValue . "'" : "NULL"; break; case "defined": $theValue = ($theValue != "") ? $theDefinedValue : $theNotDefinedValue; break; } return $theValue;}}$colname_ip_dir = "-1";if (isset($_GET['GetIP()'])) { $colname_ip_dir = $_GET['GetIP()'];}mysql_select_db($database_config, $config);$query_ip_dir = sprintf("SELECT * FROM ip_manag WHERE address = %s", GetSQLValueString($colname_ip_dir, "text"));$ip_dir = mysql_query($query_ip_dir, $config) or die(mysql_error());$row_ip_dir = mysql_fetch_assoc($ip_dir);$totalRows_ip_dir = mysql_num_rows($ip_dir);?><HTML><HEAD><title>检测操作系统和浏览器类型</title><meta http-equiv="Content-Type" content="text/html; charset=gbk" /></HEAD><body><table width="200" border="1" align="center" cellpadding="0" cellspacing="0"> <tr> <td>机构部门</td> <td>IP地址</td> <td>使用人</td> </tr> <tr> <td><?php echo $row_ip_dir['agency']; ?></td> <td><?php echo $row_ip_dir['address']; ?></td> <td><?php echo $row_ip_dir['name']; ?></td> </tr></table></bady></html><?phpmysql_free_result($ip_dir);?>不知那里错了，现在不显示信息
回复讨论(解决方案)
你是想获取访问者的ip吗？
是的，获取访问者的IP地址并显示查找数据库，如有IP信息，显示使用人信息，如没有显示未收录。
你可以echo $query_ip_dir ;看看sql是什么。应该是没有那条记录吧。
鉴于 HTTP_CLIENT_IP 和 HTTP_X_FORWARDED_FOR 都是可以伪造的
你的程序并无实际意义
SELECT * FROM ip_manag WHERE address = '-1'
？？？？？
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