<?php
class Fun{function isEmpty($val){if (!is_string($val)) return false; //是否是字符串类型 if (empty($val)) return false; //是否已设定 if ($val=='') return false; //是否为空 return true; }/*-----------------------------------------------------------函数名称：isNumber简要描述：检查输入的是否为数字输入：string输出：boolean修改日志：-----------------------------------------------------------------*/function isNumber($val){if(ereg("^[0-9]+$", $val))return true;return false;}/*-----------------------------------------------------------函数名称：isPhone简要描述：检查输入的是否为电话输入：string输出：boolean修改日志：-----------------------------------------------------------------*/function isPhone($val){//eg: xxx-xxxxxxxx-xxx | xxxx-xxxxxxx-xxx ...if(ereg("^((0\d{2,3})-)(\d{7,8})(-(\d{3,}))?$",$val))return true;return false;}/*-----------------------------------------------------------函数名称：isPostcode简要描述：检查输入的是否为邮编输入：string输出：boolean修改日志：-----------------------------------------------------------------*/function isPostcode($val){if(ereg("^[0-9]{4,6}$",$val))return true;return false;}/*-----------------------------------------------------------函数名称：isEmail简要描述：邮箱地址合法性检查输入：string输出：boolean修改日志：-----------------------------------------------------------------*/function isEmail($val,$domain=""){if(!$domain){if( preg_match("/^[a-z0-9-_.]+@[\da-z][\.\w-]+\.[a-z]{2,4}$/i", $val) ){return true;}elsereturn false;}else{if( preg_match("/^[a-z0-9-_.]+@".$domain."$/i", $val) ){return true;}elsereturn false;}}//end func/*-----------------------------------------------------------函数名称：isName简要描述：姓名昵称合法性检查，只能输入中文英文输入：string输出：boolean修改日志：-----------------------------------------------------------------*/function isName($val){if( preg_match("/^[\x80-\xffa-zA-Z0-9]{3,60}$/", $val) )//2008-7-24{return true;}return false;}//end func/*-----------------------------------------------------------函数名称:isStrLength($theelement, $min, $max)简要描述:检查字符串长度是否符合要求输入:mixed (字符串，最小长度，最大长度)输出:boolean修改日志:-----------------------------------------------------------------*/function isStrLength($val, $min, $max){$theelement= trim($val);if(ereg("^[a-zA-Z0-9]{".$min.",".$max."}$",$val))return true;return false;}/*-----------------------------------------------------------函数名称:isNumberLength($theelement, $min, $max)简要描述:检查字符串长度是否符合要求输入:mixed (字符串，最小长度，最大长度)输出:boolean修改日志:-----------------------------------------------------------------*/function isNumLength($val, $min, $max){$theelement= trim($val);if(ereg("^[0-9]{".$min.",".$max."}$",$val))return true;return false;}/*-----------------------------------------------------------函数名称:isNumberLength($theelement, $min, $max)简要描述:检查字符串长度是否符合要求输入:mixed (字符串，最小长度，最大长度)输出:boolean修改日志:-----------------------------------------------------------------*/function isEngLength($val, $min, $max){$theelement= trim($val);if(ereg("^[a-zA-Z]{".$min.",".$max."}$",$val))return true;return false;}/*-----------------------------------------------------------函数名称：isEnglish简要描述：检查输入是否为英文输入：string输出：boolean作者：------修改日志：-----------------------------------------------------------------*/function isEnglish($theelement){if( ereg("[\x80-\xff].",$theelement) ){Return false;}Return true;}/*-----------------------------------------------------------函数名称：isChinese简要描述：检查是否输入为汉字输入：string输出：boolean修改日志：-----------------------------------------------------------------*//*function isChinese($sInBuf)//有问题的函数{$iLen= strlen($sInBuf);for($i= 0; $i< $iLen; $i++){if(ord($sInBuf{$i})>=0x80){if( (ord($sInBuf{$i})>=0x81 && ord($sInBuf{$i})<=0xFE) && ((ord($sInBuf{$i+1})>=0x40 && ord($sInBuf{$i+1}) < 0x7E) || (ord($sInBuf{$i+1}) > 0x7E && ord($sInBuf{$i+1})<=0xFE)) ){if(ord($sInBuf{$i})>0xA0 && ord($sInBuf{$i})<0xAA){//有中文标点return false;}}else{//有日文或其它文字return false;}$i++;}else{return false;}}return true;}*/function isChinese($sInBuf)//正确的函数{if (preg_match("/^[\x7f-\xff]+$/", $sInBuf)) { //兼容gb2312,utf-8return true;}else{return false;}}/*-----------------------------------------------------------函数名称:isDomain($Domain)简要描述:检查一个（英文）域名是否合法输入:string 域名输出:boolean修改日志:-----------------------------------------------------------------*/function isDomain($Domain){if(!eregi("^[0-9a-z]+[0-9a-z\.-]+[0-9a-z]+$", $Domain)){Return false;}if( !eregi("\.", $Domain)){Return false;}if(eregi("\-\.", $Domain) or eregi("\-\-", $Domain) or eregi("\.\.", $Domain) or eregi("\.\-", $Domain)){Return false;}$aDomain= explode(".",$Domain);if( !eregi("[a-zA-Z]",$aDomain[count($aDomain)-1]) ){Return false;}if(strlen($aDomain[0]) > 63 || strlen($aDomain[0]) < 1){Return false;}Return true;}/*** 验证是否日期的函数* @param unknown_type $date* @param unknown_type $format* @throws Exception* @return boolean*/function validateDate( $date, $format='YYYY-MM-DD'){switch( $format ){case 'YYYY/MM/DD':case 'YYYY-MM-DD':list( $y, $m, $d ) = preg_split( '/[-./ ]/', $date );break;case 'YYYY/DD/MM':case 'YYYY-DD-MM':list( $y, $d, $m ) = preg_split( '/[-./ ]/', $date );break;case 'DD-MM-YYYY':case 'DD/MM/YYYY':list( $d, $m, $y ) = preg_split( '/[-./ ]/', $date );break;case 'MM-DD-YYYY':case 'MM/DD/YYYY':list( $m, $d, $y ) = preg_split( '/[-./ ]/', $date );break;case 'YYYYMMDD':$y = substr( $date, 0, 4 );$m = substr( $date, 4, 2 );$d = substr( $date, 6, 2 );break;case 'YYYYDDMM':$y = substr( $date, 0, 4 );$d = substr( $date, 4, 2 );$m = substr( $date, 6, 2 );break;default:throw new Exception( "Invalid Date Format" );}return checkdate( $m, $d, $y );}/*-----------------------------------------------------------函数名称：isDate简要描述：检查日期是否符合0000-00-00输入：string输出：boolean修改日志：-----------------------------------------------------------------*/function isDate($sDate){if( ereg("^[0-9]{4}\-[][0-9]{2}\-[0-9]{2}$",$sDate) ){Return true;}else{Return false;}}/*-----------------------------------------------------------函数名称：isTime简要描述：检查日期是否符合0000-00-00 00:00:00输入：string输出：boolean修改日志：-----------------------------------------------------------------*/function isTime($sTime){if( ereg("^[0-9]{4}\-[][0-9]{2}\-[0-9]{2} [0-9]{2}:[0-9]{2}:[0-9]{2}$",$sTime) ){Return true;}else{Return false;}}/*-----------------------------------------------------------函数名称:isMoney($val)简要描述:检查输入值是否为合法人民币格式输入:string输出:boolean修改日志:-----------------------------------------------------------------*/function isMoney($val){if(ereg("^[0-9]{1,}$", $val))return true;if( ereg("^[0-9]{1,}\.[0-9]{1,2}$", $val) )return true;return false;}/*-----------------------------------------------------------函数名称:isIp($val)简要描述:检查输入IP是否符合要求输入:string输出:boolean修改日志:-----------------------------------------------------------------*/function isIp($val){return(bool) ip2long($val);}//-----------------------------------------------------------------------------/*** 验证手机号* @param int $mobile*/function valid_mobile($mobile){if(strlen($mobile)!=11) return false;if(preg_match('/13[0-9]\d{8}|15[0|1|2|3|5|6|7|8|9]\d{8}|18[0|5|6|7|8|9]\d{8}/',$mobile)){return true;}else{return false;}}/*** 缩略图生成函数，最好使用GD2** @param string $srcFile 要生成缩略图的文件* @param int $toW 缩略图宽度* @param int $toH 缩略图高度* @param string $toFile 缩略图文件*/function ImageResize($srcFile,$toW,$toH,$toFile=""){if($toFile==""){ $toFile = $srcFile; }$info = "";$data = GetImageSize($srcFile,$info);switch ($data[2]){case 1:if(!function_exists("imagecreatefromgif")){//echo "你的GD库不能使用GIF格式的图片，请使用Jpeg或PNG格式！<a href='javascript:go(-1);'>返回</a>";return false;}$im = ImageCreateFromGIF($srcFile);break;case 2:if(!function_exists("imagecreatefromjpeg")){//echo "你的GD库不能使用jpeg格式的图片，请使用其它格式的图片！<a href='javascript:go(-1);'>返回</a>";return false;}$im = ImageCreateFromJpeg($srcFile);break;case 3:$im = ImageCreateFromPNG($srcFile);break;}$srcW=ImageSX($im);$srcH=ImageSY($im);$toWH=$toW/$toH;$srcWH=$srcW/$srcH;if($toWH<=$srcWH){$ftoW=$toW;$ftoH=$ftoW*($srcH/$srcW);}else{$ftoH=$toH;$ftoW=$ftoH*($srcW/$srcH);}if($srcW>$toW||$srcH>$toH){if(function_exists("imagecreatetruecolor")){@$ni = ImageCreateTrueColor($ftoW,$ftoH);if($ni) ImageCopyResampled($ni,$im,0,0,0,0,$ftoW,$ftoH,$srcW,$srcH);else{$ni=ImageCreate($ftoW,$ftoH);ImageCopyResized($ni,$im,0,0,0,0,$ftoW,$ftoH,$srcW,$srcH);}}else{$ni=ImageCreate($ftoW,$ftoH);ImageCopyResized($ni,$im,0,0,0,0,$ftoW,$ftoH,$srcW,$srcH);}if(function_exists('imagejpeg')) ImageJpeg($ni,$toFile);else ImagePNG($ni,$toFile);ImageDestroy($ni);}else{ImageDestroy($im);return false;}ImageDestroy($im);return true;}//去除字符串空格static function strTrim($str){return preg_replace("/\s/","",$str);}//验证用户名static function userName($str,$type,$len){$str=self::strTrim($str);if($len<strlen($str)){return false;}else{switch($type){case "EN"://纯英文if(preg_match("/^[a-zA-Z]+$/",$str)){return true;}else{return false;}break;case "ENNUM"://英文数字if(preg_match("/^[a-zA-Z0-9]+$/",$str)){return true;}else{return false;}break;case "ALL":        //允许的符号(|-_字母数字)if(preg_match("/^[\|\-\_a-zA-Z0-9]+$/",$str)){return true;}else{return false;}break;}}}//验证密码长度static function passWord($min,$max,$str){$str=self::strTrim($str);if(strlen($str)>=$min && strlen($str)<=$max){return true;}else{return false;}}//验证Emailstatic function Email($str){$str=self::strTrim($str);if(preg_match("/^([a-z0-9_]|\\-|\\.)+@(([a-z0-9_]|\\-)+\\.){1,2}[a-z]{2,4}$/i",$str)){return true;}else{return false;}}//验证身份证(中国)static function idCard($str){$str=self::strTrim($str);if(preg_match("/^([0-9]{15}|[0-9]{17}[0-9a-z])$/i",$str)){return true;}else{return false;}}//验证座机电话static function Phone($type,$str){$str=self::strTrim($str);switch($type){case "CHN":if(preg_match("/^([0-9]{3}|0[0-9]{3})-[0-9]{7,8}$/",$str)){return true;}else{return false;}break;case "INT":if(preg_match("/^[0-9]{4}-([0-9]{3}|0[0-9]{3})-[0-9]{7,8}$/",$str)){return true;}else{return false;}break;}}/*** 过滤二维数组的值* @param 二维数组 $arr_data* @param 一维数组 $field* @return Ambigous <multitype:, string, unknown>*/function getarrayfield($arr_data, $field){$resultArr = array();foreach ( $arr_data as $key => $value ) {foreach ($field as $k=>$v){if(array_key_exists($v, $value))//存在才添加{$resultArr[$key][$v] =$value[$v] ;}else{$resultArr[$key][$v]="不存在这个列";}}}return $resultArr;}/*** 获取客户端IP地址* @return ip*/function get_client_ip(){if (getenv("HTTP_CLIENT_IP") && strcasecmp(getenv("HTTP_CLIENT_IP"), "unknown"))$ip = getenv("HTTP_CLIENT_IP");else if (getenv("HTTP_X_FORWARDED_FOR") && strcasecmp(getenv("HTTP_X_FORWARDED_FOR"), "unknown"))$ip = getenv("HTTP_X_FORWARDED_FOR");else if (getenv("REMOTE_ADDR") && strcasecmp(getenv("REMOTE_ADDR"), "unknown"))$ip = getenv("REMOTE_ADDR");else if (isset($_SERVER['REMOTE_ADDR']) && $_SERVER['REMOTE_ADDR'] && strcasecmp($_SERVER['REMOTE_ADDR'], "unknown"))$ip = $_SERVER['REMOTE_ADDR'];else$ip = "unknown";return($ip);}function get_http_user_agent(){return isset($_SERVER['HTTP_USER_AGENT']) ? $_SERVER['HTTP_USER_AGENT'] : "";}/*** 从IP地址获取真实地址* @param IP $ip*/function get_address_from_ip($ip){$url='http://www.youdao.com/smartresult-xml/search.s?type=ip&q=';$xml=file_get_contents($url.$ip);$data=simplexml_load_string($xml);return $data->product->location;}/*** 产生随机字串，可用来自动生成密码 默认长度6位 字母和数字混合* @param string $len 长度* @param string $type 字串类型* 0 字母 1 数字 2 大写字母 3 小写字母 默认混合 4中文* @param string $addChars 额外字符* @return string*/function rand_string($len=6,$type='',$addChars='') {$str ='';switch($type) {case 0:$chars='ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz'.$addChars;break;case 1:$chars= str_repeat('0123456789',3);break;case 2:$chars='ABCDEFGHIJKLMNOPQRSTUVWXYZ'.$addChars;break;case 3:$chars='abcdefghijklmnopqrstuvwxyz'.$addChars;break;case 4:$chars = 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5:$chars='ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789'.$addChars;break;default :// 默认去掉了容易混淆的字符oOLl和数字01，要添加请使用addChars参数$chars='ABCDEFGHIJKMNPQRSTUVWXYZabcdefghijkmnpqrstuvwxyz23456789'.$addChars;break;}if($len>10 ) {//位数过长重复字符串一定次数$chars= $type==1? str_repeat($chars,$len) : str_repeat($chars,5);}if($type == 4){  // 处理中文$chars = preg_replace('/[^\\x{4e00}-\\x{9fa5}]/u', '', $chars);     // //干掉非utf8中文字符$chars = chunk_split($chars,3,",");  // //每隔3个字符插入一个“,”，转换为数组使用，使用strlen()测出php中一个中文霸占了3个$re = explode(",",$chars);shuffle($re);//随机重新排序数组$chars = implode($re);unset($re);$str     =   mb_substr($chars,0,$len,"utf-8");}else{$chars   =   str_shuffle($chars);$str     =   substr($chars,0,$len);}return $str;}//获取url中参数的值function geturlval($url,$name){$arr = parse_url($url);$arr_query = $this->convertUrlQuery($arr['query']);return $arr_query[$name];}function convertUrlQuery($query){$queryParts = explode('&', $query);$params = array();foreach ($queryParts as $param){$item = explode('=', $param);$params[$item[0]] = $item[1];}return $params;}/*** 抓取远程图片** @param string $url 远程图片路径* @param string $filename 本地存储文件名*/function grabImage($url, $savepath) {if($url =="") {return false; //如果 $url 为空则返回 false;}$ext_name = strrchr($url, '.'); //获取图片的扩展名if($ext_name != '.gif' && $ext_name != '.jpg' && $ext_name != '.bmp' && $ext_name != '.png') {return false; //格式不在允许的范围}//获取原图片名$filename = $savepath.'\\'.end(explode('/',$url));//开始捕获ob_start();readfile($url);$img_data = ob_get_contents();ob_end_clean();$size = strlen($img_data);$local_file = fopen($filename , 'a');echo $filename;if(fwrite($local_file, $img_data)== FALSE){echo '图片下载失败';}fclose($local_file);return $filename;}}
?>