feat(plugin-fm): add option for storage to remove file physically or not (#2005)

* feat(plugin-fm): add server side destroy action for removing files of attachments

* feat(plugin-fm): add client option for storage

.eslintrc

@@ -43,6 +43,7 @@
     "no-explicit-any": "off",
     "@typescript-eslint/no-explicit-any": "off",
     "@typescript-eslint/ban-ts-comment": "off",
-    "@typescript-eslint/no-var-requires": "off"
+    "@typescript-eslint/no-var-requires": "off",
+    "promise/always-return": "off"
   }
 }

packages/plugins/file-manager/src/client/locale/zh-CN.ts

@@ -27,4 +27,5 @@ export default {
   Filename: '文件名',
   'Will be used for API': '将用于 API',
   'Default storage will be used when not selected': '留空将使用默认存储空间',
+  'Keep file in storage when destroy record': '删除记录时保留文件',
 };

packages/plugins/file-manager/src/client/schemas/storage.ts

@@ -76,6 +76,16 @@ const collection = {
         'x-component': 'Checkbox',
       } as ISchema,
     },
+    {
+      type: 'boolean',
+      name: 'paranoid',
+      interface: 'boolean',
+      uiSchema: {
+        title: `{{t("Keep file in storage when destroy record", { ns: "${NAMESPACE}" })}}`,
+        type: 'boolean',
+        'x-component': 'Checkbox',
+      } as ISchema,
+    },
   ],
 };
 
@@ -184,6 +194,12 @@ export const storageSchema: ISchema = {
                       title: '',
                       'x-content': `{{t("Default storage", { ns: "${NAMESPACE}" })}}`,
                     },
+                    paranoid: {
+                      title: '',
+                      'x-component': 'CollectionField',
+                      'x-decorator': 'FormItem',
+                      'x-content': `{{t("Keep file in storage when destroy record", { ns: "${NAMESPACE}" })}}`,
+                    },
                     footer: {
                       type: 'void',
                       'x-component': 'Action.Drawer.Footer',
@@ -318,7 +334,13 @@ export const storageSchema: ISchema = {
                               title: '',
                               'x-component': 'CollectionField',
                               'x-decorator': 'FormItem',
-                              'x-content': '{{t("Default storage")}}',
+                              'x-content': `{{t("Default storage", { ns: "${NAMESPACE}" })}}`,
+                            },
+                            paranoid: {
+                              title: '',
+                              'x-component': 'CollectionField',
+                              'x-decorator': 'FormItem',
+                              'x-content': `{{t("Keep file in storage when destroy record", { ns: "${NAMESPACE}" })}}`,
                             },
                             footer: {
                               type: 'void',

packages/plugins/file-manager/src/server/__tests__/action.test.ts

@@ -11,7 +11,8 @@ describe('action', () => {
   let app;
   let agent;
   let db;
-  let StorageModel;
+  let StorageRepo;
+  let AttachmentRepo;
 
   beforeEach(async () => {
     app = await getApp({
@@ -20,14 +21,18 @@ describe('action', () => {
     agent = app.agent();
     db = app.db;
 
-    StorageModel = db.getCollection('storages').model;
+    AttachmentRepo = db.getCollection('attachments').repository;
-    await StorageModel.create({
+    StorageRepo = db.getCollection('storages').repository;
+    await StorageRepo.create({
+      values: {
         name: 'local1',
         type: STORAGE_TYPE_LOCAL,
         baseUrl: DEFAULT_LOCAL_BASE_URL,
         rules: {
           size: 1024,
         },
+        paranoid: true,
+      },
     });
   });
 
@@ -35,6 +40,7 @@ describe('action', () => {
     await db.close();
   });
 
+  describe('create / upload', () => {
     describe('default storage', () => {
       it('upload file should be ok', async () => {
         const { body } = await agent.resource('attachments').create({
@@ -113,13 +119,15 @@ describe('action', () => {
       });
 
       it('fail as 400 because file mimetype does not match', async () => {
-      const textStorage = await StorageModel.create({
+        const textStorage = await StorageRepo.create({
+          values: {
             name: 'local2',
             type: STORAGE_TYPE_LOCAL,
             baseUrl: DEFAULT_LOCAL_BASE_URL,
             rules: {
               mimetype: ['text/*'],
             },
+          },
         });
 
         db.collection({
@@ -149,7 +157,8 @@ describe('action', () => {
         const urlPath = 'test/path';
 
         // 动态添加 storage
-      const storage = await StorageModel.create({
+        const storage = await StorageRepo.create({
+          values: {
             name: 'local_private',
             type: STORAGE_TYPE_LOCAL,
             rules: {
@@ -160,6 +169,7 @@ describe('action', () => {
             options: {
               documentRoot: 'uploads/another',
             },
+          },
         });
 
         db.collection({
@@ -188,3 +198,135 @@ describe('action', () => {
       });
     });
   });
+
+  describe('destroy', () => {
+    it('destroy one existing file with `paranoid`', async () => {
+      db.collection({
+        name: 'customers',
+        fields: [
+          {
+            name: 'file',
+            type: 'belongsTo',
+            target: 'attachments',
+            storage: 'local1',
+          },
+        ],
+      });
+
+      await db.sync();
+
+      const { body } = await agent.resource('attachments').create({
+        [FILE_FIELD_NAME]: path.resolve(__dirname, './files/text.txt'),
+        attachmentField: 'customers.file',
+      });
+
+      const { data: attachment } = body;
+
+      // 关联的存储引擎是否正确
+      const storage = await StorageRepo.findById(attachment.storageId);
+
+      const { documentRoot = 'storage/uploads' } = storage.options || {};
+      const destPath = path.resolve(
+        path.isAbsolute(documentRoot) ? documentRoot : path.join(process.cwd(), documentRoot),
+        storage.path,
+      );
+      const file = await fs.stat(path.join(destPath, attachment.filename));
+      expect(file).toBeTruthy();
+
+      const res2 = await agent.resource('attachments').destroy({ filterByTk: attachment.id });
+
+      const attachmentExists = await AttachmentRepo.findById(attachment.id);
+      expect(attachmentExists).toBeNull();
+
+      const fileExists = await fs.stat(path.join(destPath, attachment.filename)).catch(() => false);
+      expect(fileExists).toBeTruthy();
+    });
+
+    it('destroy one existing file', async () => {
+      const { body } = await agent.resource('attachments').create({
+        [FILE_FIELD_NAME]: path.resolve(__dirname, './files/text.txt'),
+      });
+
+      const { data: attachment } = body;
+
+      const storage = await StorageRepo.findById(attachment.storageId);
+
+      const { documentRoot = path.join('storage', 'uploads') } = storage.options || {};
+      const destPath = path.resolve(
+        path.isAbsolute(documentRoot) ? documentRoot : path.join(process.cwd(), documentRoot),
+        storage.path,
+      );
+      const file = await fs.stat(path.join(destPath, attachment.filename));
+      expect(file).toBeTruthy();
+
+      const res2 = await agent.resource('attachments').destroy({ filterByTk: attachment.id });
+
+      const attachmentExists = await AttachmentRepo.findById(attachment.id);
+      expect(attachmentExists).toBeNull();
+
+      const fileExists = await fs.stat(path.join(destPath, attachment.filename)).catch(() => false);
+      expect(fileExists).toBeFalsy();
+    });
+
+    it('destroy multiple existing files', async () => {
+      const { body: f1 } = await agent.resource('attachments').create({
+        [FILE_FIELD_NAME]: path.resolve(__dirname, './files/text.txt'),
+      });
+
+      const { body: f2 } = await agent.resource('attachments').create({
+        [FILE_FIELD_NAME]: path.resolve(__dirname, './files/text.txt'),
+      });
+
+      const storage = await StorageRepo.findOne({
+        filter: {
+          name: 'local1',
+        },
+      });
+
+      const { documentRoot = path.join('storage', 'uploads') } = storage.options || {};
+      const destPath = path.resolve(
+        path.isAbsolute(documentRoot) ? documentRoot : path.join(process.cwd(), documentRoot),
+        storage.path,
+      );
+      const file1 = await fs.stat(path.join(destPath, f1.data.filename));
+      expect(file1).toBeTruthy();
+
+      const res2 = await agent.resource('attachments').destroy({ filter: { id: [f1.data.id, f2.data.id] } });
+
+      const attachmentExists = await AttachmentRepo.count();
+      expect(attachmentExists).toBe(0);
+
+      const file1Exists = await fs.stat(path.join(destPath, f1.data.filename)).catch(() => false);
+      expect(file1Exists).toBeFalsy();
+
+      const file2Exists = await fs.stat(path.join(destPath, f2.data.filename)).catch(() => false);
+      expect(file2Exists).toBeFalsy();
+    });
+
+    it('destroy record without file exists should be ok', async () => {
+      const { body } = await agent.resource('attachments').create({
+        [FILE_FIELD_NAME]: path.resolve(__dirname, './files/text.txt'),
+      });
+
+      const { data: attachment } = body;
+
+      const storage = await StorageRepo.findById(attachment.storageId);
+
+      const { documentRoot = path.join('storage', 'uploads') } = storage.options || {};
+      const destPath = path.resolve(
+        path.isAbsolute(documentRoot) ? documentRoot : path.join(process.cwd(), documentRoot),
+        storage.path,
+      );
+      const filePath = path.join(destPath, attachment.filename);
+      const file = await fs.stat(filePath);
+      expect(file).toBeTruthy();
+      await fs.unlink(filePath);
+
+      const res2 = await agent.resource('attachments').destroy({ filterByTk: attachment.id });
+      expect(res2.status).toBe(200);
+
+      const attachmentExists = await AttachmentRepo.findById(attachment.id);
+      expect(attachmentExists).toBeNull();
+    });
+  });
+});

packages/plugins/file-manager/src/server/__tests__/storages/ali-oss.test.ts

@@ -11,6 +11,8 @@ describe('storage:ali-oss', () => {
   let app: MockServer;
   let agent;
   let db: Database;
+  let AttachmentRepo;
+  let StorageRepo;
   let storage;
 
   beforeEach(async () => {
@@ -18,12 +20,16 @@ describe('storage:ali-oss', () => {
     agent = app.agent();
     db = app.db;
 
-    const Storage = db.getCollection('storages').model;
+    AttachmentRepo = db.getCollection('attachments').repository;
-    storage = await Storage.create({
+    StorageRepo = db.getCollection('storages').repository;
+
+    storage = await StorageRepo.create({
+      values: {
         ...aliossStorage.defaults(),
         name: 'ali-oss',
         default: true,
         path: 'test/path',
+      },
     });
   });
 
@@ -31,7 +37,7 @@ describe('storage:ali-oss', () => {
     await db.close();
   });
 
-  describe('direct attachment', () => {
+  describe('upload', () => {
     itif('upload file should be ok', async () => {
       const { body } = await agent.resource('attachments').create({
         [FILE_FIELD_NAME]: path.resolve(__dirname, '../files/text.txt'),
@@ -66,4 +72,56 @@ describe('storage:ali-oss', () => {
       expect(content.text).toBe('Hello world!\n');
     });
   });
+
+  describe('destroy', () => {
+    itif('destroy record should also delete file', async () => {
+      const { body } = await agent.resource('attachments').create({
+        [FILE_FIELD_NAME]: path.resolve(__dirname, '../files/text.txt'),
+      });
+      // 通过 url 是否能正确访问
+      const content1 = await requestFile(body.data.url, agent);
+      expect(content1.text).toBe('Hello world!\n');
+
+      const res = await agent.resource('attachments').destroy({
+        filterByTk: body.data.id,
+      });
+
+      expect(res.statusCode).toBe(200);
+      const count = await AttachmentRepo.count();
+      expect(count).toBe(0);
+
+      const content2 = await requestFile(body.data.url, agent);
+      expect(content2.status).toBe(404);
+    });
+
+    itif('destroy record should not delete file when paranoid', async () => {
+      const paranoidStorage = await StorageRepo.create({
+        values: {
+          ...aliossStorage.defaults(),
+          name: 'ali-oss-2',
+          path: 'test/nocobase',
+          paranoid: true,
+          default: true,
+        },
+      });
+
+      const { body } = await agent.resource('attachments').create({
+        [FILE_FIELD_NAME]: path.resolve(__dirname, '../files/text.txt'),
+      });
+      // 通过 url 是否能正确访问
+      const content1 = await requestFile(body.data.url, agent);
+      expect(content1.text).toBe('Hello world!\n');
+
+      const res = await agent.resource('attachments').destroy({
+        filterByTk: body.data.id,
+      });
+
+      expect(res.statusCode).toBe(200);
+      const count = await AttachmentRepo.count();
+      expect(count).toBe(0);
+
+      const content2 = await requestFile(body.data.url, agent);
+      expect(content2.status).toBe(200);
+    });
+  });
 });

packages/plugins/file-manager/src/server/__tests__/storages/s3.test.ts

@@ -11,6 +11,8 @@ describe('storage:s3', () => {
   let app: MockServer;
   let agent;
   let db: Database;
+  let AttachmentRepo;
+  let StorageRepo;
   let storage;
 
   beforeEach(async () => {
@@ -18,12 +20,16 @@ describe('storage:s3', () => {
     agent = app.agent();
     db = app.db;
 
-    const Storage = db.getCollection('storages').model;
+    AttachmentRepo = db.getCollection('attachments').repository;
-    storage = await Storage.create({
+    StorageRepo = db.getCollection('storages').repository;
+
+    storage = await StorageRepo.create({
+      values: {
         ...s3Storage.defaults(),
         name: 's3',
         default: true,
         path: 'test/path',
+      },
     });
   });
 
@@ -37,10 +43,9 @@ describe('storage:s3', () => {
         [FILE_FIELD_NAME]: path.resolve(__dirname, '../files/text.txt'),
       });
 
-      const Attachment = db.getCollection('attachments').model;
+      const attachment = await AttachmentRepo.findOne({
-      const attachment = await Attachment.findOne<any>({
+        filterByTk: body.data.id,
-        where: { id: body.data.id },
+        appends: ['storage'],
-        include: ['storage'],
       });
 
       const matcher = {
@@ -65,4 +70,57 @@ describe('storage:s3', () => {
       expect(content.text).toBe('Hello world!\n');
     });
   });
+
+  describe('destroy', () => {
+    itif('destroy record should also delete file', async () => {
+      const { body } = await agent.resource('attachments').create({
+        [FILE_FIELD_NAME]: path.resolve(__dirname, '../files/text.txt'),
+      });
+      // 通过 url 是否能正确访问
+      const content1 = await requestFile(body.data.url, agent);
+      expect(content1.text).toBe('Hello world!\n');
+
+      const res = await agent.resource('attachments').destroy({
+        filterByTk: body.data.id,
+      });
+
+      expect(res.statusCode).toBe(200);
+      const count = await AttachmentRepo.count();
+      expect(count).toBe(0);
+
+      const content2 = await requestFile(body.data.url, agent);
+      console.log(content2.status, body.data.url);
+      expect(content2.status).toBe(403);
+    });
+
+    itif('destroy record should not delete file when paranoid', async () => {
+      const paranoidStorage = await StorageRepo.create({
+        values: {
+          ...s3Storage.defaults(),
+          name: 's3-2',
+          path: 'test/nocobase',
+          paranoid: true,
+          default: true,
+        },
+      });
+
+      const { body } = await agent.resource('attachments').create({
+        [FILE_FIELD_NAME]: path.resolve(__dirname, '../files/text.txt'),
+      });
+      // 通过 url 是否能正确访问
+      const content1 = await requestFile(body.data.url, agent);
+      expect(content1.text).toBe('Hello world!\n');
+
+      const res = await agent.resource('attachments').destroy({
+        filterByTk: body.data.id,
+      });
+
+      expect(res.statusCode).toBe(200);
+      const count = await AttachmentRepo.count();
+      expect(count).toBe(0);
+
+      const content2 = await requestFile(body.data.url, agent);
+      expect(content2.status).toBe(200);
+    });
+  });
 });

packages/plugins/file-manager/src/server/actions/attachments.ts

@@ -1,5 +1,5 @@
 import multer from '@koa/multer';
-import { Context, Next } from '@nocobase/actions';
+import actions, { Context, Next } from '@nocobase/actions';
 import path from 'path';
 
 import { DEFAULT_MAX_FILE_SIZE, FILE_FIELD_NAME, LIMIT_FILES } from '../constants';
@@ -48,42 +48,16 @@ function getFileData(ctx: Context) {
   };
 }
 
-export async function middleware(ctx: Context, next: Next) {
-  const { resourceName, actionName } = ctx.action;
-  const { attachmentField } = ctx.action.params;
-  const collection = ctx.db.getCollection(resourceName);
-
-  if (collection?.options?.template !== 'file' || !['upload', 'create'].includes(actionName)) {
-    return next();
-  }
-
-  const storageName = ctx.db.getFieldByPath(attachmentField)?.options?.storage || collection.options.storage;
-  const StorageRepo = ctx.db.getRepository('storages');
-  const storage = await StorageRepo.findOne({ filter: storageName ? { name: storageName } : { default: true } });
-
-  ctx.storage = storage;
-
-  await multipart(ctx, async () => {
-    const values = getFileData(ctx);
-
-    ctx.action.mergeParams({
-      values,
-    });
-
-    await next();
-  });
-}
-
 async function multipart(ctx: Context, next: Next) {
   const { storage } = ctx;
   if (!storage) {
-    console.error('[file-manager] no linked or default storage provided');
+    ctx.logger.error('[file-manager] no linked or default storage provided');
     return ctx.throw(500);
   }
 
   const storageConfig = getStorageConfig(storage.type);
   if (!storageConfig) {
-    console.error(`[file-manager] storage type "${storage.type}" is not defined`);
+    ctx.logger.error(`[file-manager] storage type "${storage.type}" is not defined`);
     return ctx.throw(500);
   }
 
@@ -107,5 +81,95 @@ async function multipart(ctx: Context, next: Next) {
     return ctx.throw(500);
   }
 
+  const values = getFileData(ctx);
+
+  ctx.action.mergeParams({
+    values,
+  });
+
+  await next();
+}
+
+export async function createMiddleware(ctx: Context, next: Next) {
+  const { resourceName, actionName } = ctx.action;
+  const { attachmentField } = ctx.action.params;
+  const collection = ctx.db.getCollection(resourceName);
+
+  if (collection?.options?.template !== 'file' || !['upload', 'create'].includes(actionName)) {
+    return next();
+  }
+
+  const storageName = ctx.db.getFieldByPath(attachmentField)?.options?.storage || collection.options.storage;
+  const StorageRepo = ctx.db.getRepository('storages');
+  const storage = await StorageRepo.findOne({ filter: storageName ? { name: storageName } : { default: true } });
+
+  ctx.storage = storage;
+
+  await multipart(ctx, next);
+}
+
+export async function destroyMiddleware(ctx: Context, next: Next) {
+  const { resourceName, actionName } = ctx.action;
+  const collection = ctx.db.getCollection(resourceName);
+
+  if (collection?.options?.template !== 'file' || actionName !== 'destroy') {
+    return next();
+  }
+
+  const repository = ctx.db.getRepository(resourceName);
+
+  const { filterByTk, filter } = ctx.action.params;
+
+  const records = await repository.find({
+    filterByTk,
+    filter,
+    context: ctx,
+  });
+
+  const storageIds = new Set(records.map((record) => record.storageId));
+  const storageGroupedRecords = records.reduce((result, record) => {
+    const storageId = record.storageId;
+    if (!result[storageId]) {
+      result[storageId] = [];
+    }
+    result[storageId].push(record);
+    return result;
+  }, {});
+
+  const storages = await ctx.db.getRepository('storages').find({
+    filter: {
+      id: [...storageIds] as any[],
+      paranoid: {
+        $ne: true,
+      },
+    },
+  });
+
+  let count = 0;
+  const undeleted = [];
+  await storages.reduce(
+    (promise, storage) =>
+      promise.then(async () => {
+        const storageConfig = getStorageConfig(storage.type);
+        const result = await storageConfig.delete(storage, storageGroupedRecords[storage.id]);
+        count += result[0];
+        undeleted.push(...result[1]);
+      }),
+    Promise.resolve(),
+  );
+
+  if (undeleted.length) {
+    const ids = undeleted.map((record) => record.id);
+    ctx.action.mergeParams({
+      filter: {
+        id: {
+          $notIn: ids,
+        },
+      },
+    });
+
+    ctx.logger.error('[file-manager] some of attachment files are not successfully deleted: ', { ids });
+  }
+
   await next();
 }

packages/plugins/file-manager/src/server/actions/index.ts

@@ -1,7 +1,9 @@
 import actions from '@nocobase/actions';
-import { middleware } from './attachments';
+import { createMiddleware, destroyMiddleware } from './attachments';
 
 export default function ({ app }) {
-  app.resourcer.use(middleware);
+  app.resourcer.use(createMiddleware);
   app.resourcer.registerActionHandler('upload', actions.create);
+
+  app.resourcer.use(destroyMiddleware);
 }

packages/plugins/file-manager/src/server/collections/storages.ts

@@ -56,8 +56,9 @@ export default {
       defaultValue: false,
     },
     {
-      type: 'hasMany',
+      type: 'boolean',
-      name: 'attachments',
+      name: 'paranoid',
+      defaultValue: false,
     },
   ],
 } as CollectionOptions;

packages/plugins/file-manager/src/server/server.ts

@@ -4,6 +4,8 @@ import initActions from './actions';
 import { STORAGE_TYPE_LOCAL } from './constants';
 import { getStorageConfig } from './storages';
 
+export { default as storageTypes } from './storages';
+
 export default class PluginFileManager extends Plugin {
   storageType() {
     return process.env.DEFAULT_STORAGE_TYPE ?? 'local';

packages/plugins/file-manager/src/server/storages/ali-oss.ts

@@ -1,3 +1,4 @@
+import { AttachmentModel } from '.';
 import { STORAGE_TYPE_ALI_OSS } from '../constants';
 import { cloudFilenameGetter } from '../utils';
 
@@ -23,4 +24,12 @@ export default {
       },
     };
   },
+  async delete(storage, records: AttachmentModel[]): Promise<[number, AttachmentModel[]]> {
+    const { client } = this.make(storage);
+    const { deleted } = await client.deleteMulti(records.map((record) => `${record.path}/${record.filename}`));
+    return [
+      deleted.length,
+      records.filter((record) => !deleted.find((item) => item.Key === `${record.path}/${record.filename}`)),
+    ];
+  },
 };

packages/plugins/file-manager/src/server/storages/index.ts

@@ -1,3 +1,7 @@
+import { StorageEngine } from 'multer';
+import Application from '@nocobase/server';
+import { Registry } from '@nocobase/utils';
+
 import local from './local';
 import oss from './ali-oss';
 import s3 from './s3';
@@ -5,20 +9,38 @@ import cos from './tx-cos';
 
 import { STORAGE_TYPE_LOCAL, STORAGE_TYPE_ALI_OSS, STORAGE_TYPE_S3, STORAGE_TYPE_TX_COS } from '../constants';
 
+export interface StorageModel {
+  title: string;
+  type: string;
+  name: string;
+  baseUrl: string;
+  options: { [key: string]: string };
+  deleteFileOnDestroy?: boolean;
+}
+
+export interface AttachmentModel {
+  title: string;
+  filename: string;
+  path: string;
+}
+
 export interface IStorage {
   filenameKey?: string;
-  middleware?: Function;
+  middleware?(app: Application): void;
-  getFileData?: Function;
+  getFileData?(file: { [key: string]: any }): { [key: string]: any };
-  make: Function;
+  make(storage: StorageModel): StorageEngine;
-  defaults: Function;
+  defaults(): StorageModel;
+  delete(storage: StorageModel, records: AttachmentModel[]): Promise<[number, AttachmentModel[]]>;
 }
 
-const map = new Map<string, IStorage>();
+const storageTypes = new Registry<IStorage>();
-map.set(STORAGE_TYPE_LOCAL, local);
+storageTypes.register(STORAGE_TYPE_LOCAL, local);
-map.set(STORAGE_TYPE_ALI_OSS, oss);
+storageTypes.register(STORAGE_TYPE_ALI_OSS, oss);
-map.set(STORAGE_TYPE_S3, s3);
+storageTypes.register(STORAGE_TYPE_S3, s3);
-map.set(STORAGE_TYPE_TX_COS, cos);
+storageTypes.register(STORAGE_TYPE_TX_COS, cos);
 
 export function getStorageConfig(key: string): IStorage {
-  return map.get(key);
+  return storageTypes.get(key);
 }
+
+export default storageTypes;

packages/plugins/file-manager/src/server/storages/local.ts

@@ -1,12 +1,15 @@
+import path from 'path';
+import fs from 'fs/promises';
+
 import Application from '@nocobase/server';
 import serve from 'koa-static';
 import mkdirp from 'mkdirp';
 import multer from 'multer';
-import path from 'path';
 import { Transactionable } from 'sequelize/types';
 import { URL } from 'url';
 import { STORAGE_TYPE_LOCAL } from '../constants';
 import { getFilename } from '../utils';
+import { AttachmentModel } from '.';
 
 // use koa-mount match logic
 function match(basePath: string, pathname: string): boolean {
@@ -49,7 +52,7 @@ function createLocalServerUpdateHook(app, storages) {
 }
 
 function getDocumentRoot(storage): string {
-  const { documentRoot = 'storage/uploads' } = storage.options || {};
+  const { documentRoot = process.env.LOCAL_STORAGE_DEST || 'storage/uploads' } = storage.options || {};
   // TODO(feature): 后面考虑以字符串模板的方式使用，可注入 req/action 相关变量，以便于区分文件夹
   return path.resolve(path.isAbsolute(documentRoot) ? documentRoot : path.join(process.cwd(), documentRoot));
 }
@@ -137,4 +140,29 @@ export default {
       },
     };
   },
+  async delete(storage, records: AttachmentModel[]): Promise<[number, AttachmentModel[]]> {
+    const documentRoot = getDocumentRoot(storage);
+    let count = 0;
+    const undeleted = [];
+    await records.reduce(
+      (promise, record) =>
+        promise.then(async () => {
+          try {
+            await fs.unlink(path.join(documentRoot, record.path, record.filename));
+            count += 1;
+          } catch (ex) {
+            if (ex.code === 'ENOENT') {
+              console.warn(ex.message);
+              count += 1;
+            } else {
+              console.error(ex);
+              undeleted.push(record);
+            }
+          }
+        }),
+      Promise.resolve(),
+    );
+
+    return [count, undeleted];
+  },
 };

packages/plugins/file-manager/src/server/storages/s3.ts

@@ -1,3 +1,4 @@
+import { AttachmentModel } from '.';
 import { STORAGE_TYPE_S3 } from '../constants';
 import { cloudFilenameGetter } from '../utils';
 
@@ -44,4 +45,21 @@ export default {
       },
     };
   },
+  async delete(storage, records: AttachmentModel[]): Promise<[number, AttachmentModel[]]> {
+    const { DeleteObjectsCommand } = require('@aws-sdk/client-s3');
+    const { s3 } = this.make(storage);
+    const { Deleted } = await s3.send(
+      new DeleteObjectsCommand({
+        Bucket: storage.options.bucket,
+        Delete: {
+          Objects: records.map((record) => ({ Key: `${record.path}/${record.filename}` })),
+        },
+      }),
+    );
+
+    return [
+      Deleted.length,
+      records.filter((record) => !Deleted.find((item) => item.Key === `${record.path}/${record.filename}`)),
+    ];
+  },
 };

packages/plugins/file-manager/src/server/storages/tx-cos.ts

@@ -1,3 +1,6 @@
+import { promisify } from 'util';
+
+import { AttachmentModel } from '.';
 import { STORAGE_TYPE_TX_COS } from '../constants';
 import { cloudFilenameGetter } from '../utils';
 
@@ -24,4 +27,16 @@ export default {
       },
     };
   },
+  async delete(storage, records: AttachmentModel[]): Promise<[number, AttachmentModel[]]> {
+    const { cos } = this.make(storage);
+    const { Deleted } = await promisify(cos.deleteMultipleObject)({
+      Region: storage.options.Region,
+      Bucket: storage.options.Bucket,
+      Objects: records.map((record) => ({ Key: `${record.path}/${record.filename}` })),
+    });
+    return [
+      Deleted.length,
+      records.filter((record) => !Deleted.find((item) => item.Key === `${record.path}/${record.filename}`)),
+    ];
+  },
 };