add mtime for static files' path

lib/DirScanner.php

@@ -165,7 +165,7 @@ Class DirScanner {
                 'ctime' => $fstat['ctime'],
             ],
             'realpath' => $realpath,
-            'path' => $this->getFilePath( $id, $this->getDirectoryName($pathinfo['dirname'], $dirLevel), $pathinfo['filename'], $extension ),
+            'path' => $this->getFilePath( $id, $this->getDirectoryName($pathinfo['dirname'], $dirLevel), $pathinfo['filename'], $extension, $fstat['mtime'] ),
         ];
 
         if ($extension == 'url') {
@@ -264,7 +264,8 @@ Class DirScanner {
     }
 
     //根据文件生成相对路径
-    protected function getFilePath($id, $directory, $filename, $extension) {
+    //@ver: 增加静态文件的更新时间戳作为文件版本参数
+    protected function getFilePath($id, $directory, $filename, $extension, $mtime) {
         if (empty($directory)) {
             $directory = '/';
         }
@@ -301,6 +302,11 @@ Class DirScanner {
             $path = $this->getSecureLink($path);
         }
 
+        //增加版本号ver参数
+        if (!in_array($extension, ['md', 'url', 'txt'])) {
+            $path .= strpos($path, '?') !== false ? "&ver={$mtime}" : "?ver={$mtime}";
+        }
+
         return $path;
     }
 

test/DirScannerTest.php

@@ -72,7 +72,10 @@ echo "\n";
 
 $readme_id = '34528ca632426cd2cd570dd32c9dcf4c';
 $readme_titles = $scanner->getMDTitles($readme_id);
+echo "Titles of MD file {$readme_id}:\n";
 print_r($readme_titles);
+echo "\n";
+echo "\n";
 
 //$menus = $scanner->getMenus();
 //echo "Directories:\n";
@@ -81,10 +84,10 @@ print_r($readme_titles);
 //echo "\n";
 
 
-//echo "Directories and files' tree:\n";
-//print_r($dirTree);
-//echo "\n";
-//echo "\n";
+echo "Directories and files' tree:\n";
+print_r($dirTree);
+echo "\n";
+echo "\n";
 
 
 //$scanResults = $scanner->getScanResults();