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Get或Post提交值的非法数据处理_PHP

Jun 01, 2016 pm 12:38 PM
str submit program


Get或Post提交值的非法数据处理
//********************************************************
//-- 程序名称:StrSwap V1.01
//-- 程序编写:[email]cngift@163.com[/email]
//-- 完成: 2002-8-1
//-- 程序用途:Get或Post提交值的非法数据处理
//-- 备注: 本程序需要加载在所有程序处理前使用,以便自动进行
//-- 程序中使用的变量的替换
//-- 由于发现严重BUG紧急升级
//-- Copyright By cngift ◎ 2002
//********************************************************

class StrSwap{

//当以Get方式提交变量时用于连接变量的连接符
var $GetSplitStr = "&&";
var $TempArray = array();
var $VariableArray = array();

//********************************************************
//-- 程序名称:Main()
//-- 程序用途:本类的默认运行方式
//-- 传入参数:无
//********************************************************

function Main(){

global $REQUEST_METHOD;
if("GET"==$REQUEST_METHOD){

$this->SubGetStrToArray();

}
if("POST"==$REQUEST_METHOD){

$this->SubPostStrToArray();

}

$this->GlobalVariable();



}

//********************************************************
//-- 程序名称:SubGetStrToArray()
//-- 程序用途:当变量以Get方式提交时所调用的方法
//-- 传入参数:无
//********************************************************

function SubGetStrToArray(){

global $QUERY_STRING;
$this->TempArray = explode($this->GetSplitStr,$QUERY_STRING);

for($i=0;$iTempArray);$i++){

$temp = explode('=',$this->TempArray[$i]);
$this->VariableArray[$i][0] = $temp[0];
$this->VariableArray[$i][1] = $this->StrReplace($temp[1]);

}

}

//********************************************************
//-- 程序名称:SubPostStrToArray()
//-- 程序用途:当变量以POST方式提交时所调用的方法
//-- 传入参数:无
//********************************************************

function SubPostStrToArray(){

global $_POST;
reset($_POST);
for($i=0;$i
$this->VariableArray[$i][0] = key($_POST);
$this->VariableArray[$i][1] = $this->StrReplace($_POST[key($_POST)]);
next($_POST);
}

}

//********************************************************
//-- 程序名称:StrReplace()
//-- 程序用途:替换变量中的非法字符
//-- 传入参数:变量值
//********************************************************

function StrReplace($str){

$str = StripSlashes($str);
$str = str_replace(chr(92),',$str);
$str = str_replace(chr(47),',$str);
$str = str_replace(chr(10).chr(13),"
",$str);
$str = str_replace('$str = str_replace(';',";",$str);
$str = str_replace('"',"“",$str);
$str = str_replace("'","‘",$str);
$str = str_replace(" "," ",$str);
$str = str_replace("/**/"," ",$str);

return trim($str);

}

//********************************************************
//-- 程序名称:GlobalVariable()
//-- 程序用途:声明变量为全局变量方便其他程序调用
//-- 传入参数:无
//********************************************************

function GlobalVariable(){

for($i=0;$iVariableArray);$i++){

global $$this->VariableArray[$i][0];
${$this->VariableArray[$i][0]} = $this->VariableArray[$i][1];

}

}

}

?>
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