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75 lines
1.8 KiB
75 lines
1.8 KiB
3 years ago
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<?php
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/*
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* YOURLS API
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*
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* author:xiaoz<xiaoz.me>
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* update:2022/03
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*
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*/
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header('Content-Type:application/json; charset=utf-8');
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//载入扩展配置文件
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require('ext.php');
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//默认域名，请改成你自己的域名，末尾不要带有/
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define("DOMAIN","https://xw.al");
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//每日单IP限制，就是每个IP每天可以生成多少个短链接，默认50个
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define("LIMIT",50);
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//过期时间设置
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$today = strtotime(date("Y-m-d 23:59:59"),time());
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$exp_time = $today - time();
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//改成你自己的secret signature token，登录YOURLS后台 - 工具 - 安全的API调用 - 获取secret signature token
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define("TOKEN",'');
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//获取url
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$url = @$_POST['url'];
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//echo $url;
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//exit;
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//try{
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// $url = urldecode($url);
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//}
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//catch(Exception $e){
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// err_msg($e->getMessage());
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//}
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//如果URL不合法，直接停止
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if( ! filter_var($url, FILTER_VALIDATE_URL) ) {
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err_msg('URL不合法！');
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}
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//获取用户IP
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$ip = getIP();
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//设置key
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$key = 'ip_'.str_replace('.','_',$ip);
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//连接本地的 Redis 服务
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$redis = new Redis();
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$redis->connect('127.0.0.1', 6379);
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//判断key是否存在
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if( ! $redis->get($key) ) {
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$redis->set($key, '0');
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$redis->EXPIRE($key, $exp_time);
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}
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//如果key存在
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if ( ($redis->get($key)) || ( $redis->get($key) === '0' ) ) {
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//获取value
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$value = intval($redis->get($key));
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//如果value小于limit，则调用API
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if( $value < LIMIT ) {
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$api_url = DOMAIN.'/yourls-api.php?signature='.TOKEN.'&action=shorturl&format=json&url='.$url;
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$re = curl($api_url);
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$value = (string)($value + 1);
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$redis->set($key, $value);
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$redis->EXPIRE($key, $exp_time);
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//
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exit($re);
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}
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else{
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err_msg('今日请求上限！');
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}
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}
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//var_dump($redis->get($key));
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//echo $key;
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//echo $redis->get($key);
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