mirror of https://github.com/helloxz/MDtoHTML
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78 lines
1.8 KiB
78 lines
1.8 KiB
<?php
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header('Access-Control-Allow-Origin:*');
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error_reporting(E_ALL^E_NOTICE^E_WARNING^E_DEPRECATED);
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include_once("Parsedown.php");
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$Parsedown = new Parsedown();
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//获取URL地址
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$url = $_GET['url'];
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//获取文件后缀
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$suffix = explode(".",$url);
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$suffix = end($suffix);
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//判断文件后缀
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if($suffix != 'md') {
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echo '尚未识别的文件！';
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exit;
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}
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//对URL进行md5加密用于文件存储
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$filename = md5($url);
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$filename = "caches/".$filename.".md";
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//获取文件修改时间
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@$ftime = filemtime($filename);
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(int)@$ftime = date('YmdH',$ftime);
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(int)$thetime = date('YmdH',time());
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//计算时差
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$diff = $thetime - $ftime;
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//获取样式
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$style = $_GET['style'];
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//获取方法
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$method = $_GET['method'];
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//判断URL地址
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if(!filter_var($url, FILTER_VALIDATE_URL)) {
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echo 'URL地址不合法!';
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exit;
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}
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//清除缓存
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if($method == 'clear') {
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unlink($filename);
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}
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//如果文件存在
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if((is_file($filename)) && ($diff <= 1)) {
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$text = file_get_contents($filename);
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}
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//文件不存在
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else{
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$curl = curl_init($url);
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curl_setopt($curl, CURLOPT_USERAGENT, "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/64.0.3282.186 Safari/537.36");
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curl_setopt($curl, CURLOPT_FAILONERROR, true);
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curl_setopt($curl, CURLOPT_FOLLOWLOCATION, true);
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curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
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curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);
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curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, false);
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$text = curl_exec($curl);
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curl_close($curl);
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$myfile = fopen($filename, "w");
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fwrite($myfile, $text);
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fclose($myfile);
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}
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$html = $Parsedown->text($text);
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// 是否带有样式
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switch ( $style )
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{
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case 'none':
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echo $html;
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break;
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default:
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include_once('style.php');
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break;
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}
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?>
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