修复下载功能

app/index/controller/ProgramController.php

@@ -4,10 +4,11 @@
  */
 namespace app\index\controller;
 use app\index\controller\BaseController;
+use think\Response;
 use think\facade\Db;
 use think\facade\View;
 use think\facade\Request;
-use app\index\model\Resources\Resources;  
+use app\index\model\Resources\Resources;
 use app\index\model\Resources\ResourcesCategory;
 use app\index\model\Attachments;
 
@@ -67,16 +68,16 @@ class ProgramController extends BaseController
     {
         $id = Request::param('id/d', 0);
         $program = Resources::where('id', $id)->find();
-        
+
         if (!$program) {
             return json(['code' => 0, 'msg' => '程序不存在或已被删除']);
         }
-        
+
         // 如果size没有，从附件表中获取
         if (empty($program['size']) && !empty($program['fileurl'])) {
             $attachment = Attachments::where('src', $program['fileurl'])
                 ->find();
-            
+
             if ($attachment && !empty($attachment['size'])) {
                 $size = $attachment['size'];
                 // 转换文件大小为合适的单位
@@ -105,20 +106,20 @@ class ProgramController extends BaseController
         // 获取分类名称
         $cateName = ResourcesCategory::where('id', $program['cate'])
             ->value('name');
-        
+
         // 获取上一个和下一个程序
         $prevProgram = Resources::where('id', '<', $id)
             ->where('delete_time', null)
             ->where('status', 1)
             ->order('id DESC')
             ->find();
-            
+
         $nextProgram = Resources::where('id', '>', $id)
             ->where('delete_time', null)
             ->where('status', 1)
             ->order('id ASC')
             ->find();
-            
+
         // 获取相关程序（同分类的其他程序）
         $relatedPrograms = Resources::alias('p')
             ->join('yz_resources_category c', 'p.cate = c.id')
@@ -151,7 +152,7 @@ class ProgramController extends BaseController
                 ]
             ]);
         }
-            
+
         // 非 AJAX 请求返回视图
         View::assign([
             'program' => $program,
@@ -167,34 +168,37 @@ class ProgramController extends BaseController
     // 程序下载
     public function download()
     {
-        if (!Request::isAjax()) {
-            return json(['code' => 0, 'msg' => '非法请求']);
-        }
-
         $id = Request::param('id/d', 0);
+        $program = Resources::where('id', $id)
+            ->where('delete_time', null)
+            ->where('status', 1)
+            ->find();
+
+        if (!$program) {
+            return json(['code' => 0, 'msg' => '程序不存在或已被删除']);
+        }
 
         // 更新下载次数
-        $result = Resources::where('id', $id)
-            ->where('delete_time', null)
-            ->inc('downloads', 1)
-            ->update();
+        Resources::where('id', $id)->inc('downloads')->update();
 
-        if ($result) {
-            return json(['code' => 1, 'msg' => '下载成功']);
-        } else {
-            return json(['code' => 0, 'msg' => '下载失败']);
-        }
+        return json([
+            'code' => 1,
+            'msg' => '获取成功',
+            'data' => [
+                'fileurl' => $program['fileurl']
+            ]
+        ]);
     }
 
     // 获取访问统计
     public function viewStats()
     {
         $id = Request::param('id/d', 0);
-        
+
         // 获取总访问量
         $totalViews = Resources::where('id', $id)
             ->value('views');
-            
+
         return json([
             'code' => 1,
             'data' => [
@@ -226,10 +230,10 @@ class ProgramController extends BaseController
 
             // 更新访问次数
             Resources::where('id', $id)->inc('views')->update();
-            
+
             // 获取更新后的访问次数
             $newViews = Resources::where('id', $id)->value('views');
-            
+
             return json(['code' => 1, 'msg' => '更新成功', 'data' => ['views' => $newViews]]);
         } catch (\Exception $e) {
             return json(['code' => 0, 'msg' => '更新失败：' . $e->getMessage()]);