Signed-off-by: 吴文峰 <kevin@lmve.net>

backend/download_app/download.php

@@ -12,32 +12,28 @@ if (empty($apkFiles)) {
     exit;
 }
 
-// 解析 APK 文件名中的日期，格式: __UNI__8A0DE5E__20260424215857.apk
-// 日期部分: 20260424215857 (YYYYMMDDHHmmss)
+// 按文件修改时间排序，取最新的
 $latestFile = null;
-$latestDate = 0;
+$latestMtime = 0;
 
 foreach ($apkFiles as $file) {
-    $filename = basename($file);
-    
-    // 提取日期部分 (文件名最后一段，移除 .apk 后缀)
-    if (preg_match('/(\d{14})\.apk$/i', $filename, $matches)) {
-        $date = intval($matches[1]);
-        if ($date > $latestDate) {
-            $latestDate = $date;
-            $latestFile = $file;
-        }
+    $mtime = filemtime($file);
+    if ($mtime > $latestMtime) {
+        $latestMtime = $mtime;
+        $latestFile = $file;
     }
 }
 
 if ($latestFile && file_exists($latestFile)) {
-    // 返回当前目录下的 APK 文件路径
-    $relativePath = './' . basename($latestFile);
-    
+    $filename = basename($latestFile);
+    $dateStr = date('Y-m-d H:i:s', $latestMtime);
+
+    // 返回相对于 download_app 目录的路径（需要上跳一级）
     echo json_encode([
         'success' => true,
-        'file' => $relativePath,
-        'date' => substr($latestDate, 0, 8) . ' ' . substr($latestDate, 8, 2) . ':' . substr($latestDate, 10, 2) . ':' . substr($latestDate, 12, 2)
+        'file' => '../' . rawurlencode($filename),
+        'filename' => $filename,
+        'date' => $dateStr
     ]);
 } else {
     echo json_encode([