62 lines
1.9 KiB
PHP
62 lines
1.9 KiB
PHP
<?php
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/**
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* 短网址还原
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*/
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namespace plugin\utility\unshorturl;
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use app\Plugin;
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class App extends Plugin
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{
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public function index()
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{
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return $this->view();
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}
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public function query(){
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$url = input('post.url', null, 'trim');
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if(!$url) return msg('error','no url');
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if(!filter_var($url,FILTER_VALIDATE_URL)){
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return msg('error','输入的URL不符合规范');
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}
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$captcha_result = verify_captcha4();
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if($captcha_result !== true){
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return msg('error', '验证失败，请重新验证');
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}
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$ch = curl_init();
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curl_setopt($ch, CURLOPT_URL, $url);
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curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
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curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);
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$httpheader[] = "Accept: */*";
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$httpheader[] = "Accept-Language: zh-CN,zh;q=0.8";
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$httpheader[] = "Connection: close";
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curl_setopt($ch, CURLOPT_USERAGENT, 'Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/86.0.4240.198 Safari/537.36');
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curl_setopt($ch, CURLOPT_HEADER, true);
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curl_setopt($ch, CURLOPT_NOBODY, true);
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curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
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curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 5);
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curl_setopt($ch, CURLOPT_TIMEOUT, 5);
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$data = curl_exec($ch);
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$errno = curl_errno($ch);
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if ($errno) {
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$msg = '短网址还原失败:' . curl_error($ch);
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return msg('error',$msg);
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}
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$httpcode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
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curl_close($ch);
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if($httpcode >= 300 && $httpcode < 400){
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preg_match("/location:(.*?)\r\n/i", $data, $match);
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if(isset($match[1])){
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$longurl = trim($match[1]);
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return msg('ok','success',$longurl);
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}
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}
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return msg('error','短网址还原失败('.$httpcode.')');
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}
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} |