From 3ca512908700d8d8385d2d5b4405839ef2532801 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=97=A0=E9=97=BB=E9=A3=8E?= <wuwenfengmi@gmail.com>
Date: Wed, 24 Jun 2026 18:34:15 +0800
Subject: [PATCH] up

---
 download.php | 60 +++++++++++++++++++++++-----------------------------
 1 file changed, 26 insertions(+), 34 deletions(-)

diff --git a/download.php b/download.php
index 586a499..8a24ba1 100644
--- a/download.php
+++ b/download.php
@@ -1,54 +1,46 @@
 <?php
 require_once 'includes/db.php';
 
-header('Content-Type: application/json; charset=utf-8');
-
 $id = $_GET['id'] ?? null;
 
 try {
+    $app = null;
+
     if ($id) {
         // 按 ID 下载指定版本
         $stmt = $db->prepare("SELECT * FROM apps WHERE id = ?");
         $stmt->execute([$id]);
         $app = $stmt->fetch(PDO::FETCH_ASSOC);
-
-        if ($app && file_exists('data/apps/' . $app['filename'])) {
-            echo json_encode([
-                'success' => true,
-                'file' => 'data/apps/' . rawurlencode($app['filename']),
-                'filename' => $app['original_name'],
-                'version' => $app['version'],
-                'date' => date('Y-m-d H:i:s', strtotime($app['upload_time']))
-            ]);
-        } else {
-            echo json_encode([
-                'success' => false,
-                'message' => 'APK 文件不存在'
-            ]);
-        }
     } else {
         // 兼容旧版：返回最新版本
         $stmt = $db->query("SELECT * FROM apps ORDER BY upload_time DESC LIMIT 1");
         $app = $stmt->fetch(PDO::FETCH_ASSOC);
+    }
 
-        if ($app && file_exists('data/apps/' . $app['filename'])) {
-            echo json_encode([
-                'success' => true,
-                'file' => 'data/apps/' . rawurlencode($app['filename']),
-                'filename' => $app['original_name'],
-                'version' => $app['version'],
-                'date' => date('Y-m-d H:i:s', strtotime($app['upload_time']))
-            ]);
-        } else {
-            echo json_encode([
-                'success' => false,
-                'message' => '未找到 APK 文件'
-            ]);
+    if ($app && file_exists('data/apps/' . $app['filename'])) {
+        $file_path = 'data/apps/' . $app['filename'];
+        $file_size = filesize($file_path);
+
+        // 设置下载响应头
+        header('Content-Type: application/vnd.android.package-archive');
+        header('Content-Disposition: attachment; filename="' . $app['original_name'] . '"');
+        header('Content-Length: ' . $file_size);
+        header('Cache-Control: must-revalidate');
+        header('Pragma: public');
+
+        // 清空输出缓冲
+        if (ob_get_level()) {
+            ob_end_clean();
         }
+
+        // 输出文件
+        readfile($file_path);
+        exit;
+    } else {
+        header('Content-Type: text/html; charset=utf-8');
+        die('错误：APK 文件不存在');
     }
 } catch (Exception $e) {
-    echo json_encode([
-        'success' => false,
-        'message' => '查询失败: ' . $e->getMessage()
-    ]);
+    header('Content-Type: text/html; charset=utf-8');
+    die('错误：' . htmlspecialchars($e->getMessage()));
 }