improve realpath of links and static files

lib/DirScanner.php

@@ -84,7 +84,7 @@ Class DirScanner {
         if (in_array($field, ['title', 'snapshot'])) {
             $content = preg_replace('/\s/', '', $content);
             if ($field == 'snapshot') {
-                $img_realpath = "{$pathinfo['dirname']}/{$content}";
+                $img_realpath = realpath("{$pathinfo['dirname']}/{$content}");
                 if (file_exists($img_realpath)) {
                     $id = $this->getId($img_realpath);
                     $fp = fopen($img_realpath, 'r');
@@ -602,8 +602,7 @@ Class DirScanner {
             foreach ($matches as $url) {
                 if (preg_match('/^http(s)?:\/\//i', $url) || preg_match('/^\//i', $url)) {continue;}
 
-                $src_realpath = !preg_match('/^\.\//', $url) ? "{$pathinfo['dirname']}/{$url}" : "{$pathinfo['dirname']}/" . preg_replace('/^\.\//', '', $url);
+                $src_realpath = realpath("{$pathinfo['dirname']}/{$url}");
-
                 if (file_exists($src_realpath)) {
                     $id = $this->getId($src_realpath);
                     $fp = fopen($src_realpath, 'r');

test/DirScannerTest.php

@@ -71,24 +71,24 @@ $dirTree = $scanner->scan(__DIR__ . '/content/', 4);
 echo "Time cost: {$scanner->scanTimeCost} ms\n";
 echo "\n";
 
-$readme_id = '6a8a2df95732bd046e20269707a70171';
+$readme_id = 'cd3075de9c038921184388bbdd1f08c2';
 $readme_titles = $scanner->getMDTitles($readme_id);
 echo "Titles of MD file {$readme_id}:\n";
 print_r($readme_titles);
 echo "\n";
 echo "\n";
 
-$menus = $scanner->getMenus();
+//$menus = $scanner->getMenus();
-echo "Directories:\n";
+//echo "Directories:\n";
-print_r($menus);
+//print_r($menus);
-echo "\n";
+//echo "\n";
-echo "\n";
+//echo "\n";
 
 
-echo "Directories and files' tree:\n";
+//echo "Directories and files' tree:\n";
-print_r($dirTree);
+//print_r($dirTree);
-echo "\n";
+//echo "\n";
-echo "\n";
+//echo "\n";
 
 
 $scanResults = $scanner->getScanResults();

test/init_test_files.sh

@@ -51,9 +51,34 @@ tee "Readme.md" <<EOF
 
 <img src="小说/金庸小说/最爱金庸网站图标.ico" alt="金庸小说">
 <img src="./小说/古龙小说/最爱古龙网站图标.ico" alt="古龙小说">
+<img src="../favs/小说/古龙小说/最爱古龙网站图标.ico" alt="古龙小说2">
+
+
+## 其它
+
+<a href="Others.md" title="其它">其它</a>
+
+EOF
+
+tee "Others.md" <<EOF
+# 其它
+
+补充说明。
+
+## 注意事项
+
+测试md文件相互连接。
+
+
+## 参考文档
+
+Google、Bing等。
+
+<a href="Readme.md" title="首页">返回首页</a>
 
 EOF
 
+
 mkdir -p "小说/金庸小说/"
 mkdir -p "小说/古龙小说/"
 mkdir -p "图片/图片搜索/"