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84 lines
2.1 KiB
84 lines
2.1 KiB
2 years ago
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<?php
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/**
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* [Laike System] Copyright (c) 2017-2020 laiketui.com
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* Laike is not a free software, it under the license terms, visited http://www.laiketui.com/ for more details.
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*/
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//转换到HTML
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function converToHTML($a){
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$a = HTMLSpecialChars($a);
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$a = str_replace(" "," ",$a);
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$a = nl2br($a);
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return $a;
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}
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//生成凭证号
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function confirmNum($pre){
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return $pre . date("Ymd") .
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(date("i")*100+date("s")*10+floor(microtime()*1000)) ;
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}
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//格式化钱币格式
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function moneyFormat($m){
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$i = strpos($m, '.');
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if ($i === false) {
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return "{$m}.00";
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} else {
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return substr("{$m}00", 0, $i + 3);
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}
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}
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//获取客户IP
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function get_client_ip($type = 0,$client=true)
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{
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$type = $type ? 1 : 0;
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static $ip = NULL;
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if ($ip !== NULL) return $ip[$type];
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if($client){
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if (isset($_SERVER['HTTP_X_FORWARDED_FOR'])) {
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$arr = explode(',', $_SERVER['HTTP_X_FORWARDED_FOR']);
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$pos = array_search('unknown',$arr);
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if(false !== $pos) unset($arr[$pos]);
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$ip = trim($arr[0]);
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}elseif (isset($_SERVER['HTTP_CLIENT_IP'])) {
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$ip = $_SERVER['HTTP_CLIENT_IP'];
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}elseif (isset($_SERVER['REMOTE_ADDR'])) {
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$ip = $_SERVER['REMOTE_ADDR'];
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}
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}elseif (isset($_SERVER['REMOTE_ADDR'])) {
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$ip = $_SERVER['REMOTE_ADDR'];
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}
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// 防止IP伪造
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$long = sprintf("%u",ip2long($ip));
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$ip = $long ? array($ip, $long) : array('0.0.0.0', 0);
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return $ip[$type];
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}
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function jump($url,$msg=null){
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if($msg){
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echo "<script type='text/javascript'>" .
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"alert('$msg');" .
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"location.href='$url';</script>";
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}else{
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echo "<script type='text/javascript'>" .
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"location.href='$url';</script>";
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}
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exit;
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}
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function goBack($msg=null){
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$url = $_SERVER['HTTP_REFERER'];
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if($msg){
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echo "<script type='text/javascript'>" .
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"alert('$msg');" .
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"location.href='$url';</script>";
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}else{
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echo "<script type='text/javascript'>" .
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"location.href='$url';</script>";
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}
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exit;
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}
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?>
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