php filter 安全过滤函数

php 利用filter 扩展编写的参数处理静态类,欢迎使用。
希望大家看得开心，用得放心。

<?php/** * @参数验证函数 * @method: * @license http://www.blags.org/ * @created:2011年07月02日 11时00分 * @copyright 1997-2011 The Martin Group * @author Martin <[email protected]> * */abstract class CFilter{/*** 类型* @var array*/public static $varType = array('GET'=> INPUT_GET,'POST'=> INPUT_POST,'COOKIE'=> INPUT_COOKIE,'SERVER'=> INPUT_SERVER,'ENV'=> INPUT_ENV);public static $filterType = array('STRING'=>FILTER_SANITIZE_STRING,'INT'=>FILTER_VALIDATE_INT,'BOOLEAN'=>FILTER_VALIDATE_BOOLEAN,'FLOAT'=>FILTER_VALIDATE_FLOAT,'REGEXP'=>FILTER_VALIDATE_REGEXP,'URL'=>FILTER_VALIDATE_URL,'EMAIL'=>FILTER_VALIDATE_EMAIL,'IP'=>FILTER_VALIDATE_IP,); /*** 支持过滤列表*/private static function lists(){return filter_list();} /*** 验证类型* @param string $type*/public static function filterType($type){$filter_list = self::lists();return array_search($type,$filter_list) !== false ? true : false;} /**** @param $setVarType*/private static function getVarType($setVarType){$setVarType = strtoupper($setVarType);return isset(self::$varType[$setVarType]) ? self::$varType[$setVarType] : null;} /**** @param string $setFilterType*/private static function getFilterType($setFilterType){$setFilterType = strtoupper($setFilterType);return isset(self::$filterType[$setFilterType]) ? self::$filterType[$setFilterType] : null;} /*** 检测参数是否存在* @param string $setVarType* @param string $varName*/public static function VarExists($setVarType,$varName){$FilterVarType = self::getVarType($setVarType);if (is_null($FilterVarType))return false;return filter_has_var(self::$varType[$FilterVarType], $varName);} /**** @param string $setVarType* @param string $varName* @param string $filterType*/public static function FilterInput($setVarType, $varName, $filterType = 'INT'){$FilterVarType = self::getVarType($setVarType);$filterType = self::getFilterType($filterType);if (is_null($FilterVarType) || is_null($filterType))return false;return filter_input($FilterVarType, $varName, $filterType);} /*** 验证变量* @param string $var* @param string $filterType*/public static function FilterVar($var,$filterType){$filterType = self::getFilterType($filterType);return filter_var($var, $fil<a style="color:transparent">本@文来源gao($daima.com搞@代@#码(网5</a><strong>搞gaodaima代码</strong>terType);} /*** 字符串* @param string $var*/public static function String($var){return self::FilterVar($var,'STRING');} public static function Int($var){return self::FilterVar($var,'INT');} public static function Boolean($var){return self::FilterVar($var,'INT');} public static function Float($var){return self::FilterVar($var,'FLOAT');} /**** @param string $var* @param array $option array("options"=>array("regexp"=>"/^M(.*)/"))*/public static function Regexp($var,$option){$filterType = self::getFilterType($filterType);return filter_var($var, $filterType, $option);} public static function Url($var){return self::FilterVar($var,'URL');} public static function Email($var){return self::FilterVar($var,'EMAIL');} public static function Ip($var){return self::FilterVar($var,'IP');} }

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