添加分片上传方法

app/Admin/Components.php

@@ -100,6 +100,17 @@ class Components extends BaseRenderer {
             ->accept($accept);
     }
 
+    public function chunkFileControl($name, $label, $accept = '*', $multiple = false){
+        return amis()->FileControl($name, $label ?? __('admin.components.files'))
+            ->multiple($multiple)
+            ->joinValues(false)
+            ->useChunk(true)
+            ->accept($accept)
+            ->startChunkApi(admin_url('start_chunk_upload_file'))
+            ->chunkApi(admin_url('save_chunk_upload_file'))
+            ->finishChunkApi(admin_url('finish_chunk_upload_file'));
+    }
+
     /**
      * 标签选择
      */

app/Admin/Controllers/ArticleController.php

@@ -90,7 +90,7 @@ class ArticleController extends AdminController
                     amis()->DateTimeControl('published_at', __('admin.articles.published_at'))->format('YYYY-MM-DD HH:mm:ss')->description(__('admin.articles.published_at_remark')),
                     amis()->SwitchControl('is_enable', __('admin.articles.is_enable'))->value(false),
                     amis()->SwitchControl('is_recommend', __('admin.articles.is_recommend'))->value(false),
-                    Components::make()->fileControl('appendixes', __('admin.articles.appendixes'), '.xsl,.xlsx,.txt,.doc,.docx,.pdf,.pptx', true),
+                    Components::make()->chunkFileControl('appendixes', __('admin.articles.appendixes'), '.xsl,.xlsx,.txt,.doc,.docx,.pdf,.pptx'),
                 ])->md(4),
                 amis()->Wrapper()->body([
                     Components::make()->fuEditorControl('content', __('admin.articles.content')),

app/Admin/routes.php

@@ -36,4 +36,8 @@ Route::group([
     $router->post('upload_file', [\App\Admin\Controllers\IndexController::class, 'uploadFile']);
     $router->post('upload_image', [\App\Admin\Controllers\IndexController::class, 'uploadImage']);
     $router->post('upload_rich', [\App\Admin\Controllers\IndexController::class, 'uploadRich']);
+
+    $router->post('start_chunk_upload_file', [\App\Admin\Controllers\IndexController::class, 'startChunk']);
+    $router->post('save_chunk_upload_file', [\App\Admin\Controllers\IndexController::class, 'saveChunk']);
+    $router->post('finish_chunk_upload_file', [\App\Admin\Controllers\IndexController::class, 'finishChunk']);
 });

app/Models/Filters/AdFilter.php

@@ -2,6 +2,7 @@
 
 namespace App\Models\Filters;
 
+use Illuminate\Support\Arr;
 use EloquentFilter\ModelFilter;
 
 class AdFilter extends ModelFilter

app/Traits/UploadTrait.php

@@ -3,6 +3,7 @@
 namespace App\Traits;
 
 use Slowlyo\OwlAdmin\Admin;
+use Illuminate\Support\Arr;
 use Illuminate\Support\Facades\Storage;
 
 trait UploadTrait
@@ -49,7 +50,7 @@ trait UploadTrait
     }
 
     /**
-     * 存放临时文件目录；
+     * 存放临时文件目录，按日期区分；
      */
     protected function upload($type = 'file')
     {
@@ -59,7 +60,7 @@ trait UploadTrait
             return $this->response()->fail(__('admin.upload_file_error'));
         }
 
-        $path = $file->store(Admin::config('admin.upload.tem_directory.' . $type), Admin::config('admin.upload.disk'));
+        $path = $file->store(Admin::config('admin.upload.tem_directory.' . $type).'/'.date('Y-m-d'), Admin::config('admin.upload.disk'));
 
         return $this->response()->success(['value' => $path]);
     }
@@ -116,4 +117,83 @@ trait UploadTrait
         }
         return $fileArr;
     }
+
+    /**
+     *  开始分片上传, 生成唯一ID
+     */
+    public function startChunk()
+    {
+        $type = 'file';
+        $fileName = request()->get('filename', '');
+        $uploadId = md5(time().$fileName);
+
+        //创建临时文件夹
+        if ( Storage::disk(Admin::config('admin.upload.disk'))->exists(Admin::config('admin.upload.tem_directory.' . $type).'/'.$uploadId) === false ) {
+            if ( Storage::disk(Admin::config('admin.upload.disk'))->makeDirectory(Admin::config('admin.upload.tem_directory.' . $type).'/'.$uploadId) === false ) {
+                return false;
+            }
+        }
+
+        return $this->response()->success(['uploadId' => $uploadId]);
+    }
+
+    /**
+     * 保存分片
+     */
+    public function saveChunk()
+    {
+        $type = 'file';
+
+        $file = request()->file('file');
+        $uploadId = request()->get('uploadId');
+        $partNumber = request()->get('partNumber');
+        $partSize = request()->get('partSize');
+        // dd($file);
+        $fileName = $file->getClientOriginalName();
+
+        //判断该分片是否已存在，
+        $dirPath = Admin::config('admin.upload.tem_directory.' . $type).'/'.$uploadId;
+        if(Storage::disk(Admin::config('admin.upload.disk'))->exists($dirPath . '/'.$fileName.'_'.$partNumber)){
+            return $this->response()->fail(__('admin.upload_file_error'));
+        }else{
+            //验证分片大小-todo
+            $path = $file->storeAs($dirPath, $fileName.'_'.$partNumber, Admin::config('admin.upload.disk'));
+            $realPath = Storage::disk(Admin::config('admin.upload.disk'))->url($path);
+            $eTag = md5_file($realPath);
+            return $this->response()->success(['eTag' => $eTag]);
+        }
+    }
+
+    /**
+     * 完成分片
+     */
+    public function finishChunk()
+    {
+        $type = 'file';
+        //合并文件
+        $fileName = request()->get('filename', '');
+        $uploadId = request()->get('uploadId', '');
+        $partList = request()->get('partList', []);
+
+        $basePath = Admin::config('admin.upload.tem_directory.' . $type).'/'.$uploadId;
+        $realPath = 'chunk/'.$fileName;
+
+        //获取分片列表中序号，查看分片是否都完成上传
+        $partNumberList = Arr::pluck($partList, 'partNumber');
+        
+        if(max($partNumberList) === count($partNumberList)){
+            for($i = 1; $i<=count($partNumberList); $i++){
+                $_file = Storage::disk(Admin::config('admin.upload.disk'))->get($basePath.'/'.$fileName.'_'.$i);
+                Storage::disk(Admin::config('admin.upload.disk'))->append($realPath, $_file, null);
+            }
+            //删除分片文件夹
+            Storage::disk(Admin::config('admin.upload.disk'))->deleteDirectory($basePath);
+
+            $value = Storage::disk(Admin::config('admin.upload.disk'))->url($realPath);
+
+            return $this->response()->success(['value'=>$value]);
+        }else{
+            return $this->response()->fail(__('admin.upload_file_error'));
+        }
+    }
 }