<?php
class baseValidater
{
//最大参数个数
const MAX_ARGS=3;
public static function checkBool($var)
{
return filter_var($var,FILTER_VALIDATE_BOOLEAN);
}
public static function checkInt($var)
{
$args=func_get_args();
if($var!=0) $var=ltrim($var,0);
if(isset($args[1]))
{
if(isset($args[2]))
{
$options=array('options'=>array('min_range'=>$args[1],'max_range'=>$args[2]));
}else{
$options=array('options'=>array('min_range'=>$args[1]));
}
return filter_var($var,FILTER_VALIDATE_INT,$options);
}else{
return filter_var($var,FILTER_VALIDATE_INT);
}
}
public static function checkNotInt($var)
{
return !self::checkInt($var);
}
public static function checkFloat($var,$decimal=''){
return filter_var($var,FILTER_VALIDATE_FLOAT,array('options'=>array('decimal'=>$decimal)));
}
public static function checkEmail($var)
{
return filter_var($var,FILTER_VALIDATE_EMAIL);
}
public static function checkPhone($var)
{
return (validater::checkTel($var) or validater::checkMobile($var));
}
public static function checkTel($var)
{
//? 匹配0次或1次之前的原子 这个是配置是固定电话
return preg_match("/^([0-9]{3,4}-?)?[0-9]{7,8}$/",$var)
}
public static function checkMobile($var)
{
return preg_match("/^1[3-5,7,8]{1}[0-9]{9}$/",$var);
}
public static function checkURL($var)
{
return filter_var($var,FILTER_VALIDATE_URL);
}
public static function checkDomain($var)
{
return preg_match('/^([a-z0-9-]+.[a-z]{2,15})$/',$var);
}
public static function checkIP($var,$range='all')
{
if($range=='all') return filter_var($var,FILTER_VALIDATE_IP);
if($range=='public static') return filter_var($var,FILTER_VALIDATE_IP,FILTER_FLAG_NO_PRIV_RANGE);
if($range=='private')
{
if($var=='127.0.0.1' or filter_var($var,FILTER_VALIDATE_IP,FILTER_FLAG_NO_PRIV_RANG)==false) return true
return false
}
}
//身份证
public static function checkIdcard($idcard)
{
if(strlen($idcard)!=18) return false;
$idcard=strtoupper($idcard);
$cityList=array(
'11','12','13','14','15','21','22',
'23','31','32','33','34','35','36',
'37','41','42','43','44','45','46',
'50','51','52','53','54','61','62',
'63','64','65','71','81','82','91'
);
if(!preg_match('/^([d]{17}[xXd]|[d]{15})$/')) return false;
if(!in_array(substr($idcard,0,6),$cityList)) return false;
$baseCode=substr($idcard,0,17);
$verifyCode=substr($idcard,17,1);
$interference=array(7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2);
$verifyConfig=array('1', '0', 'X', '9', '8', '7', '6', '5', '4', '3', '2');
$total=0;
for($i=0;$i<17;$i++) $total+=substr($baseCode,$i,1)*$interference[$i]';
$mod=$total%11;
return $verifyCode==$verifyConfig[$mod];
}
//substr(string,start,length)
public static function checkDate($date)
{
if($date=='0000-00-00') return true;
$stamp=strtotime($date);
if(!is_numeric($stamp)) return false;
return checkdate(date('m',$stamp),date('d',$stamp),date('Y',$stamp));
}
//检查一些日期是否是有效的格利高里日期：checkdate(月，日，年)
//date('m',时间戳)
public static function checkREG($var,$reg)
{
return filter_var($var,FILTER_VALIDATE_REGEXP,array('options'=>array('regexp'=>$reg)));
}
//FILTER_VALIDATE_REGEXP 正则表达式
public static function checkLength($var,$max,$min=0)
{
$length=function_exists('mb_strlen') ? mb_strlen($var,'utf-8'):strlen($var);
return self::checkInt($length,$min,$max);
}
//注：strlen与mb_strlen是求字符串长度的函数,在strlen计算时，对待一个UTF8的中文字符是3个长度，在mb_strlen计算时，选定内码为UTF8，则会将一个中文字符当作长度1来计算
public static function checkNotEmpty($var)
{
return !empty($var);
}
//注：若变量不存在则返回 TRUE
// * 若变量存在且其值为""、0、"0"、NULL、、FALSE、 array()、$var; 以及没有任何属性的对象，则返回 TURE
// * 若变量存在且值不为""、0、"0"、NULL、、FALSE、 array()、$var; 以及没有任何属性的对象，则返回 FALSE
public static function checkEmpty($var)
{
return empty($var);
}
public static function checkAccount($var)
{
global $config;
$accoutRule=empty($config->accountRule)?'|^[a-zA-Z0-9_]{1}[a-zA-Z0-9_.]{1,}[a-zA-Z0-9_]{1}$|' : $config->accountRule;
return self::checkREG($var,$accountRule);
}
public static function checkCode($var)
{
return self::checkREG($var,'|^[A-Za-z0-9]+$|');
}
public static function checkCaptcha($var)
{
if(!isset($_SESSION['captcha'])) return false;
return $var==$_SESSION['captcha'];
}
public static function checkEqual($var,$value)
{
return $var==$value;
}
public static function checkNoEqual($var,$value)
{
return $var!=$value;
}
public static function checkGT($var,$value)
{
return $var>$value;
}
public static function checkLT($var,$value)
{
return $var<$value;
}
public static function checkGE($var,$value)
{
return $var>=$value;
}
public static function checkLE($var,$value)
{
return $var<=$value;
}
public static funciton checkIn($var,$value)
{
if(!is_array($value)) $value=explode(',',$value);
return in_array($var,$value);
}
public static function checkFileName($var)
{
return !preg_match('/>+|:+|<+/',$var);
}
//注：preg_match() 函数用于进行正则表达式匹配，成功返回 1 ，否则返回 0 。
public static function checkSensitive($vars,$dicts)
{
foreach($vars as $var)
{
if(!$var) continue;
foreach($dicts as $dict)
{
if(strpos($var,$dist)==false) continue;
if(strpos($var,$dist)!==false) return false;
}
}
return true;
}
//注：strpos() 函数查找字符串在另一字符串中第一次出现的位置，返回字符串在另一字符串中第一次出现的位置，如果没有找到字符串则返回 FALSE。
public static function filterFiles()
{
global $config;
if(empty($_FILES)) return $_FILES;
foreach($_FILES as $varName=$files)
{
if(is_array($files['name']))
{
foreach($files['name'] as $i=>$filename)
{
$extension=ltrim(strrchr($filename,'.'),'.');
if(stripos(",{$config->file->dangers},",",{$extension},")!==false)
{
unset($_FILES);
return array();
}
}
}else{
$extension=ltrim(strrchr($files['name'],'.'),'.');
if(stripos(",{$config->file-dangers},",",{$extension},")!==false)
{
unset($_FILES);
return array();
}
}
}
return $_FILES;
}
//注：strrchr搜索某个字符在字符串中的位置，并返回从该位置到字符串结尾的所有字符
//strpos() 函数查找字符串在另一字符串中第一次出现的位置（区分大小写）
//stripos() - 查找字符串在另一字符串中第一次出现的位置（不区分大小写）
//strripos() - 查找字符串在另一字符串中最后一次出现的位置（不区分大小写）
//strrpos() - 查找字符串在另一字符串中最后一次出现的位置（区分大小写）
public static function filterSuper($super)
{
if(!is_array($supper)) return $supper;
$super=self::filterBadKeys($super);
foreach($super as $key => $item)
{
if(is_array($item))
{
$item=self::filterBadKeys($item);
foreach($item as $subkey=>$subItem)
{
if(is_array($subItem)) continue;
$subItem=self::filterTrojan($subItem);
$super[$key][$subkey]=self::filterXSS($subItem);
}
}else{
$item=self::filterTrojan($item);
$super[$key][$subkey]=self::filterXSS($item);
}
}
return $super;
}
public static function filterBadKeys($var)
{
global $config;
if(empty( $config->framework->filterBadKeys)) return $var;
foreach($var as $key=>$value) if(preg_match('/[^a-zA-Z0-9_.-]/'，$key)) unset($var[$key]);
return $var;
}
public static function filterXSS($var)
{
global $config;
if(empty($config->framework->filterXSS)) return $var;
if(stripos($var,'<script')!==false)
{
$var =(string)$var;
$evils = array('appendchild(', 'createElement(', 'xss.re', 'onfocus', 'onclick', 'innerHTML', 'replaceChild(', 'html(', 'append(', 'appendTo(', 'prepend(', 'prependTo(', 'after(', 'insertBefore', 'before(', 'replaceWith(');
$replaces = array('a p p e n d c h i l d (', 'c r e a t e E l e m e n t (', 'x s s . r e', 'o n f o c u s', 'o n c l i c k', 'i n n e r H T M L', 'r e p l a c e C h i l d (', 'h t m l (', 'a p p e n d (', 'a p p e n d T o (', 'p r e p e n d (', 'p r e p e n d T o (', 'a f t e r (', 'i n s e r t B e f o r e(', 'b e f o r e (', 'r e p l a c e W i t h (');
$var = str_ireplace($evils, $replaces, $var);
}
$var = preg_replace('/js*as*vs*as*ss*cs*rs*is*ps*ts*:/Ui', 'j a v a s c r i p t :', $var);
return $var;
}
//注：str_ireplace(find,replace,string,count)
public static function filterParam($var,$type)
{
global $config,$filter,$app;
$moduleName=$app->getModuleName();
$methodName=$app->getMethodName();
$params=$app->getParams();
if(type=='cookie')
{
$pagerCookie='pager'.ucfirst($moduleName).ucfirst($methodName);
$filter->default->cookie[$pagerCookie]='int';
}
foreach($var as $key=>$value)
{
if($config->requestType=='GET' and $type=='get' and isset($params[$key])) continue;
$rules='';
if(isset($filter->{$moduleName}->{$methodName}->{$type}[$key]))
{
$rules=$filter->{$moduleName}->{$methodName}->{$type}[$key];
}elseif(isset($filter->{$moduleName}->default->{$type}[$key]))
{
$rules=$filter->{$moduleName}->default->{$type}[$key];
}else if(isset($filter->default->{$type}[$key]))
{
$rules=$filter->default->{$type}[$key];
}
if(!self::checkByRule($value,$rules)) unset($var[$key]);
}
return $var;
}
public static function checkByRule($var,$rule)
{
if(empty($rule)) return false;
list($operator,$param)=baseValidator::parseRuleString($rule);
$checkMethod='check'.$operator;
if(method_exists('baseValidater',$checkMethod))
{
if(empty($param) and self::$checkMethod($var)==false) return false;
if(!empty($param) and self::$checkMethod($var,$param)===false) return false;
}else if(function_exists('is_'.$operator))
{
$checkFunction='is_'.$operator;
if(!$checkFunction($var)) return false;
}else{
return false;
}
return true;
}
public static function parseRuleString($rule)
{
global $filter;
if(strpos($rule,'::')!==false) list($operator,$param)=explode('::',$rule);
if(strpos($rule,'::')===false) list($operator,$param)=array($rule,'');
if($operator=='reg' and isset($filter->rules->param)) $param=$filter->rules->$param;
return array($operator,$param);
}
//注：list() 函数用于在一次操作中给一组变量赋值。 list(var1,var2...)
public static function call($var,$func)
{
return filter_var($var,FILTER_CALLBACK,array('options'=>$func));
}
}