diff --git a/lib/DirScanner.php b/lib/DirScanner.php
index bfd14d3..9d99209 100644
--- a/lib/DirScanner.php
+++ b/lib/DirScanner.php
@@ -69,11 +69,11 @@ Class DirScanner {
 
 
     //解析描述文件内容
-    private function parseDescriptionFiles() {
+    private function parseDescriptionFiles($realpath) {
     }
 
     //解析快捷方式文件内容
-    private function parseShortCuts() {
+    private function parseShortCuts($realpath) {
     }
 
     //根据文件路径生成唯一编号
@@ -107,7 +107,34 @@ Class DirScanner {
     }
 
     //根据文件生成相对路径
-    protected function getFilePath() {
+    protected function getFilePath($directory, $filename, $extension) {
+        $extensionPathMap = [                  //默认每种文件读取内容最大大小
+            'txt' => '',
+            'md' => '/view/',
+            'url' => '/link/',
+            'm3u8' => '/m3u8/',
+            'jpg' => "{$directory}{$filename}.{$extension}",
+            'png' => "{$directory}{$filename}.{$extension}",
+            'gif' => "{$directory}{$filename}.{$extension}",
+            'ico' => "{$directory}{$filename}.{$extension}",
+            'mp4' => "{$directory}{$filename}.{$extension}",
+            'ts' => "{$directory}{$filename}.{$extension}",
+        ];
+
+        $path = isset($extensionPathMap[$extension]) ? $extensionPathMap[$extension] : '';
+
+        if (!empty($path) && in_array($extension, ['md', 'url', 'm3u8'])) {
+            if ($this->nginxSecureOn && $extension == 'm3u8') {
+                $path = $this->getSecureLink($path);
+                $path = "{$path}&file=" . urlencode($filename);
+            }else {
+                $path = "{$path}?file=" . urlencode($filename);
+            }
+        }else if (!empty($path) && $this->nginxSecureOn) {
+            $path = $this->getSecureLink($path);
+        }
+
+        return $path;
     }
 
 
@@ -116,6 +143,8 @@ Class DirScanner {
         $status = false;
         if (is_string($secureOn) && strtolower($secureOn) == 'on') {
             $status = true;
+        }else if (is_string($secureOn) && strtolower($secureOn) == 'off') {
+            $status = false;
         }else if ((bool)$secureOn == true) {
             $status = true;
         }
diff --git a/test/DirScannerTest.php b/test/DirScannerTest.php
index 8db8f01..3fb08c6 100644
--- a/test/DirScannerTest.php
+++ b/test/DirScannerTest.php
@@ -22,7 +22,7 @@ class DirScannerTest extends DirScanner {
         }
 
         echo "\n";
-        echo "==function secureLink==\n";
+        echo "==function secureLinkTest==\n";
         echo "secret: " . $this->getNginxSecret() . "\n";
         echo "user ip: " . $this->getUserIp() . "\n";
         echo "timeout: " . $this->getNginxSecureTimeout() . " seconds\n";
@@ -33,9 +33,29 @@ class DirScannerTest extends DirScanner {
         echo "\n";
     }
 
+    public function getFilePathTest($directory, $filename, $extension) {
+        echo "\n";
+        echo "==function getFilePathTest==\n";
+        echo "directory: {$directory}\n";
+        echo "filename: {$filename}\n";
+        echo "extension: {$extension}\n";
+        $url = $this->getFilePath($directory, $filename, $extension);
+        echo "path: {$url}\n";
+        $this->setNginxSecure('on', 'Tester');
+        $secure_url = $this->getFilePath($directory, $filename, $extension);
+        echo "secure path: {$secure_url}\n";
+        $this->setNginxSecure('off');
+        echo "\n";
+    }
+
 }
 
 
 //--调用测试方法--
 $scanner = new DirScannerTest();
 $scanner->secureLinkTest('/default/', 'foo=bar', '127.0.0.1');
+$scanner->getFilePathTest('/content/小说/金庸/', '书剑恩仇录', 'md');
+$scanner->getFilePathTest('/content/小说/金庸/', '封面图', 'jpg');
+$scanner->getFilePathTest('/content/视频/游戏/', 'demo', 'm3u8');
+$scanner->getFilePathTest('/content/视频/游戏/', '推荐', 'url');
+$scanner->getFilePathTest('/content/视频/游戏/', '测试', 'mp4');