remove safety check and better md support

constant.php

@@ -2,6 +2,6 @@
 
 const APP_NAME = "ph-Bookshelf";
 
-const VERSION = "0.5.0-alpha10";
+const VERSION = "0.5.0-alpha11";
 const CHANNEL = "suk-ws";
 const BRANCH = "config-v2.0";

src/Resource/Data.php

@@ -18,18 +18,10 @@ class Data {
 	
 	public static function get(string $id): Data|false {
 		$path = realpath(self::root.$id);
-		if ($path !== false && self::checkSafety($path)) {
+		if ($path !== false) {
 			return new Data($path);
 		}
 		return false;
 	}
 	
-	private static function getRealRootPath(): string {
-		return realpath(self::root);
-	}
-	
-	private static function checkSafety (string $checked): bool {
-		return str_starts_with(realpath($checked), self::getRealRootPath());
-	}
-	
 }

src/Utils/FileMime.php

@@ -0,0 +1,28 @@
+<?php
+
+namespace SukWs\Bookshelf\Utils;
+
+use Elephox\Mimey\MimeMappingBuilder;
+use Elephox\Mimey\MimeTypes;
+
+class FileMime {
+	
+	private static MimeTypes $mimes;
+	
+	static function init (): void {
+		$builder = MimeMappingBuilder::create();
+		$builder->add('text/markdown', 'md');
+		$builder->add('text/markdown', 'mkd');
+		$builder->add('text/markdown', 'mdwn');
+		$builder->add('text/markdown', 'mdown');
+		$builder->add('text/markdown', 'mdtxt');
+		$builder->add('text/markdown', 'mdtext');
+		$builder->add('text/markdown', 'markdown');
+		self::$mimes = new MimeTypes($builder->getMapping());
+	}
+	
+	public static function fromExtension($ext): string {
+		return self::$mimes->getMimeType($ext) ?: "application/octet-stream";
+	}
+	
+} FileMime::init();

src/Utils/PageParse.php

@@ -27,7 +27,7 @@ class PageParse {
 			exit("File Can't Read!");
 		}
 		// 判定文件类型
-		$fileMime = MimeType::fromExtension($fileExtension)->getValue();
+		$fileMime = FileMime::fromExtension($fileExtension);
 		// 文件类型是二进制流。设置为utf8编码（支持中文文件名称）
 		header('Content-type:'.$fileMime.'; charset=utf-8');
 		header("Access-Control-Allow-Origin: * ");