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表单验证 for PHP

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<title>表单验证类 Validator for PHP β</title>
<style>
body,td{font:normal 12px Verdana;color:#333333}
input,textarea,select,td{font:normal 12px Verdana;color:#333333;border:1px solid #999999;background:#ffffff}
table{border-collapse:collapse;}
td{padding:3px}
input{height:20;}
textarea{width:80%;height:50px;overfmin:auto;}
form{display:inline}
</style>
<table align="center">
<form action="Validator.php" method="post">
  <tr>
   <td>提示模式:</td><td>
   <select name="emode">
   <option value="1">警告提示框(客户端)</option>
   <option value="2">提示框加红色文字提示</option>
   <option value="3">附加红色提示</option>
   <option value="4">警告提示框(服务器端)</option>
   <option value="5">文字提示(服务器端)</option>
   </select></td>
  </tr>
  <tr>
   <td>真实姓名:</td><td><input name="Name"></td>
  </tr>
  <tr>
   <td>英文名:</td><td><input name="Nick"></td>
  </tr>
    <tr>
   <td>主页:</td><td><input name="Homepage"></td>
  </tr>
  <tr>
   <td>密码:</td><td><input name="Password"></td>
  </tr>
  <tr>
   <td>重复:</td><td><input name="Repeat"></td>
  </tr>
  <tr>
   <td>信箱:</td><td><input name="Email"></td>
  </tr>
    <tr>
   <td>信箱:</td><td><input name="Email1"></td>
  </tr>
  <tr>
   <td>QQ:</td><td><input name="QQ"></td>
  </tr>
    <tr>
   <td>身份证:</td><td><input name="Card"></td>
  </tr>
  <tr>
   <td>年龄:</td><td><input name="Year"></td>
  </tr>
   <tr>
   <td>年龄1:</td><td><input name="Year1"></td>
  </tr>
   <tr>
   <td>电话:</td><td><input name="Phone"></td>
  </tr>
   <tr>
   <td>手机:</td><td><input name="Mobile"></td>
  </tr>
     <tr>
   <td>生日:</td><td><input name="Birthday"></td>
  </tr>
   <tr>
   <td>邮政编码:</td><td><input name="Zip"></td>
  </tr>
  <tr>
   <td>邮政编码:</td><td><input name="Zip1"></td>
  </tr>
  <tr>
   <td>操作系统:</td><td><select name="OS"><option value="">选择您所用的操作系统</option><option value="Win98">Win98</option><option value="Win2k">Win2k</option><option value="WinXP">WinXP</option></select></td>
  </tr>
  <tr>
   <td>所在省份:</td><td>广东<input name="Province" value="1" type="radio">陕西<input name="Province" value="2" type="radio">浙江<input name="Province" value="3" type="radio">江西<input name="Province" value="4" type="radio"></td>
  </tr>
  <tr>
   <td>爱好:</td><td>运动<input name="Favorite" value="1" type="checkbox">上网<input name="Favorite" value="2" type="checkbox">听音乐<input name="Favorite" value="3" type="checkbox">看书<input name="Favorite" value="4" type="checkbox"></td>
  </tr>
   <td>自我介绍:</td><td><textarea name="Description">中文是一个字</textarea></td>
  </tr>
     <td>自传:</td><td><textarea name="History">中文是两个字节t</textarea></td>
  </tr>
  <tr>
   <td colspan="2"><input name="Submit" type="submit" value="确定提交"></td>
  </tr>
  </form>
</table>
<script defer>
/*************************************************
Validator for PHP  β 客户端脚本
code by 我佛山人
wfsr@cunite.com
http://www.cunite.com
*************************************************/

function dispError(items, messages, mode, separator){
var iArray = items.split(separator);
for(var i=iArray.length-1;i>=0;i--)
  iArray[i] = getObj(iArray[i]);
messages = ("以下原因导致提交失败:\t\t\t\t" + separator + messages).split(separator);
switch(mode){
  case 2 :
   for(i=iArray.length-1;i>=0;i--)
    iArray[i].style.color = "red";
  case 1 :
   alert(messages.join("\n"));
   iArray[0].focus();
   break;
  case 3 :
   for(i=iArray.length-1;i>=0;i--){
    try{
     var span = document.createElement("SPAN");
     span.id = "__ErrorMessagePanel";
     span.style.color = "red";
     iArray[i].parentNode.appendChild(span);
     span.innerHTML = messages[i+1].replace(/\d+:/,"*");
    }

    catch(e){alert(e.description);}
   }

   iArray[0].focus();
   break;
}

}


function getObj(name){
var objs = document.getElementsByName(name);
return objs[objs.length -1];
}

</script>
<?php
class Validator{
/*************************************************
Validator for PHP  β 服务器端脚本
code by 我佛山人
wfsr@cunite.com
http://www.cunite.com
*************************************************/

var $submit;
var $error_item, $error_message, $error_mode, $error_no;
function Validator($submit_name = "Submit", $mode = 5){
  $this->submit = $submit_name;
  $this->error_mode = $mode;
  $this->error_no = 1;
}


function Validate($arr){
  if(! isset($_POST[$this->submit])) return false;
  $this->error_mode = $_POST["emode"];
  echo "<script defer>document.getElementsByName(\"emode\")[0].selectedIndex =" . ($this->error_mode - 1) . "</script>";
  if(is_array($arr)){
   $len = count($arr);
   for($i = 0; $i < $len; $i++){
    $this->is_valid($arr[$i]);
   }

  }


  if($this->error_no > 1)  
   $this->display_error();
}


function is_valid($str){
  $str = split(",", $str);
  if(count($str) < 3) return false;
  $name = trim($str[0]);
  $message = trim($str[1]);
  $data_type = trim($str[2]);
  $value = trim($_POST[$name]);

  switch($data_type){
   case "compare" :
    break;
   case "range" :
    break;
   case "repeat" :
    break;
   default :
    $method = "is_".$data_type;
    if(!$this->$method($value))
     $this->add_error($name, $message);
    break;
  }

}


function add_error($name, $message){
  $this->error_item .= "," . $name;
  $this->error_message .= "," . $this->error_no . ":" . $message;
  $this->error_no ++;
}


function display_error(){
  $this->error_item = ereg_replace("^,+", "", $this->error_item);
  $this->error_message = ereg_replace("^,+", "", $this->error_message);

  switch($this->error_mode){
   case 4 :
    $info = "以下原因导致提交失败:\t\t\t\t,";
    echo "<script>alert(\"".join("\\n", split(",", $info . $this->error_message))."\")</script>";
    //print >>>end;
    break;
   case 5 :
    echo "输入有错误:<br /><ul><li>" . ereg_replace( "\b\d+:", "",join("</li><li>", split(",", $this->error_message))) . "</li></ul>";
    echo "<br /><a href='javascript:history.back()'>返回</a>";
    exit;
    break;
   default :
    echo "<script defer>dispError(\"" . $this->error_item . "\", \"" . $this->error_message . "\", " . $this->error_mode . ", \",\")</script>";
   break;
  }

}


function is_email($str){
  return preg_match("/^\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*$/", $str);
}


function is_url($str){
  return preg_match("/^http:\/\/[A-Za-z0-9]+\.[A-Za-z0-9]+[\/=\?%\-&_~`@[\]\':+!]*([^<>\"])*$/", $str);
}


function is_qq($str){
  return preg_match("/^[1-9]\d{4,8}$/", $str);
}


function is_zip($str){
  return preg_match("/^[1-9]\d{5}$/", $str);
}


function is_idcard($str){
  return preg_match("/^\d{15}(\d{2}[A-Za-z0-9])?$/", $str);
}


function is_chinese($str){
  return ereg("^[".chr(0xa1)."-".chr(0xff)."]+$",$str);
}


function is_english($str){
  return preg_match("/^[A-Za-z]+$/", $str);
}


function is_mobile($str){
  return preg_match("/^((\(\d{3}\))|(\d{3}\-))?13\d{9}$/", $str);
}


function is_phone($str){
  return preg_match("/^((\(\d{3}\))|(\d{3}\-))?(\(0\d{2,3}\)|0\d{2,3}-)?[1-9]\d{6,7}$/", $str);
}


function is_safe($str){
  return (preg_match("/^(([A-Z]*|[a-z]*|\d*|[-_\~!@#\$%\^&\*\.\(\)\[\]\{\}<>\?\\\/\'\"]*)|.{0,5})$|\s/", $str) != 0);
}

}

$v = new Validator();
$v->Validate(array("Name,名字只允许中文,chinese", "Nick, 只允许英文昵称, english", "Homepage, 主页Url格式不正确, url", "Password, 密码不符合安全规则, safe","Email,信箱格式错误,email", "QQ, QQ号码不存在, qq","Card, 身份证号码不正确, idcard","Phone, 电话号码不存在, phone","Mobile, 手机号码不存在, mobile","Zip, 邮政编码不存在, zip"));
?>

 

FROM:http://www.blueidea.com/tech/web/2004/2360.asp


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