📄 cityname_setting.php

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<?php
require_once("configs/Configs.php");//加载配置文件
require_once("functions/login_flag.php");//是否已经登录
require_once("functions/func_common.php");//加载函数文件
require_once("functions/class_mysql.php");//加载数据库类文件

$query=$db->query("select c_name from city where `u_id`='".$_COOKIE['UserId']."' and (`c_id`='".$_GET['c_id']."' or `c_id`='".$_COOKIE['CityId']."')");
$result = $db->fetch_array($query);
if($result['c_name']) echomsg("城池名称已经设置","index.php");

//获取主城CID
$query2=$db->query("select c_id from city where `u_id`='".$_COOKIE['UserId']."' and `c_type`='1'");
$c_id = $db->fetch_array($query2);

//开始设置
if($_POST['action']=="set_cityname"){
	$cityname = trim($_POST['cityname']);
	if(!$cityname) echomsg("","?error=城池名称不能为空！");
	if(strlen($cityname)<2 or strlen($cityname)>12) echomsg("","?error=城池名称必须在2-12位！");
	//if(!eregi("^[a-zA-Z0-9\u4e00-\u9fa5]+$",$cityname)) echomsg("","?error=由汉字、字母及数字组合！");

	//判断是否有重复
	$check_nickname=$db->query("select count(p_nickname) from player_info where `p_nickname`='".$cityname."'");
	$check_nickname_row=$db->result($check_nickname,0);
	
	$check_cityname=$db->query("select count(c_name) from city where `c_name`='".$cityname."'");
	$check_cityname_row=$db->result($check_cityname,0);
	
	if($check_nickname_row>0 or $check_cityname_row>0){
		echomsg("","?error=城池名称已经存在，不能使用！");
	}
	
	//更新城池名称
	$query=$db->query("update city set `c_name`='".$cityname."' where `u_id`='".$_COOKIE['UserId']."' and `c_id`='".$_COOKIE['CityId']."'");

	echomsg("城池名称设置成功","index.php");
	
}

$db->close();
?>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>城池名称设置</title>
<link href="css/id.css" rel="stylesheet" type="text/css">
<link href="css/css.css" rel="stylesheet" type="text/css">
<link href="css/login.css" rel="stylesheet" type="text/css">

</head>

<body>
<script language="javascript" type="text/javascript" src="js/xmlhttprequest.js"></script>
<script language="javascript">
function check_name(name){
	var patrn = /^([\u4e00-\u9fa5]|[a-zA-Z]|[0-9])+$/;
	if(name.length<2 || name.length>12) return false;
	if(!patrn.exec(name)) return false;
	return true;
}

function check_input(obj){
	var name = obj.cityname.value;
	if(name==""){
		alert("请输入分城名称");
		obj.cityname.focus();
		return false;
	}
	if(!check_name(name)){
		alert("分城名称必须在2-12位，由汉字、字母或数字组合！");
		obj.cityname.focus();
		return false;
	}
}
function city_jump(city_area){
	top.window.location.href='index.php?action=city_jump&city_id='+city_area;
}
</script>

<DIV id="too" style="margin-top:0px; margin-left:0px"></DIV>
<div id="top">
   <div id="page_title" class="page_title">设置分城名称</div>
</div>

<div style="margin-top:60px;">
<form name="cityname_from" action="" method="Post" onsubmit="return check_input(this);">
  <INPUT type="hidden"   value="set_cityname"  name="action">
  <input type="hidden" name="name_exists" value="">
  <table width="40%" border="0" cellspacing="0" cellpadding="0" align="center" style="margin-top:20px;">
    <tr>
      <td align="center" height="25">请输入分城名称：<input type="text" name="cityname" value="" size="12" /><input type="submit" id="btnSubmit" value="设置" /></td>
    </tr>
    <tr>
      <td align="center" height="20"><span id="info" style="color:RED;"><?php  if($_GET['error']) echo $_GET['error']; else echo "必须在2-12位，由汉字、字母及数字组合";?></span></td>
    </tr>
    <tr>
      <td align="center" height="20"><input type="button" id="btnSubmit" value="返回" onclick="javascript:city_jump('<?php echo $c_id['c_id'];?>');" /></td>
    </tr>
  </table>
</form> 
</div>

</body>
</html>
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