formidable

.dockerignore

@@ -34,6 +34,7 @@ lerna-debug.log*
 !.vscode/extensions.json
 
 /ygopro-database
+/upload
 
 .git*
 Dockerfile

.gitignore

@@ -33,4 +33,5 @@ lerna-debug.log*
 !.vscode/launch.json
 !.vscode/extensions.json
 
-/ygopro-database
\ No newline at end of file
+/ygopro-database
+/upload
\ No newline at end of file

package-lock.json

@@ -1130,6 +1130,14 @@
         "@types/range-parser": "*"
       }
     },
+    "@types/formidable": {
+      "version": "1.0.32",
+      "resolved": "https://registry.npmjs.org/@types/formidable/-/formidable-1.0.32.tgz",
+      "integrity": "sha512-jOAB5+GFW+C+2xdvUcpd/CnYg2rD5xCyagJLBJU+9PB4a/DKmsAqS9yZI3j/Q9zwvM7ztPHaAIH1ijzp4cezdQ==",
+      "requires": {
+        "@types/node": "*"
+      }
+    },
     "@types/graceful-fs": {
       "version": "4.1.4",
       "resolved": "https://registry.npmjs.org/@types/graceful-fs/-/graceful-fs-4.1.4.tgz",
@@ -3713,8 +3721,7 @@
     "formidable": {
       "version": "1.2.2",
       "resolved": "https://registry.npmjs.org/formidable/-/formidable-1.2.2.tgz",
-      "integrity": "sha512-V8gLm+41I/8kguQ4/o1D3RIHRmhYFG4pnNyonvua+40rqcEmT4+V71yaZ3B457xbbgCsCfjSPi65u/W6vK1U5Q==",
-      "dev": true
+      "integrity": "sha512-V8gLm+41I/8kguQ4/o1D3RIHRmhYFG4pnNyonvua+40rqcEmT4+V71yaZ3B457xbbgCsCfjSPi65u/W6vK1U5Q=="
     },
     "forwarded": {
       "version": "0.1.2",

package.json

@@ -25,10 +25,12 @@
     "@nestjs/core": "^7.5.1",
     "@nestjs/platform-express": "^7.5.1",
     "@nestjs/typeorm": "^7.1.5",
+    "@types/formidable": "^1.0.32",
     "@types/node-schedule": "^1.3.1",
     "@types/underscore": "^1.10.24",
     "axios": "^0.21.1",
     "bad-words-chinese": "^1.0.2",
+    "formidable": "^1.2.2",
     "moment": "^2.29.1",
     "node-schedule": "^1.3.2",
     "pg": "^8.5.1",

src/app.controller.ts

-import { Body, Controller, Get, Post, Query, Res } from '@nestjs/common';
+import {
+  Body,
+  Controller,
+  Get,
+  Param,
+  Post,
+  Query,
+  Req,
+  Res,
+  UploadedFiles,
+  UseInterceptors,
+} from '@nestjs/common';
 import express from 'express';
 import { AppService } from './app.service';
 import { UserInfo } from './entities/mycard/UserInfo';
 import { config } from './config';
+import {
+  AnyFilesInterceptor,
+  FilesInterceptor,
+} from '@nestjs/platform-express';
+import { IncomingForm } from 'formidable';
 
 @Controller('api')
 export class AppController {
@@ -85,4 +101,39 @@ export class AppController {
     const code = await this.appService.submitVote(body);
     res.status(code).json({ code });
   }
+
+  @Post('upload')
+  uploadFile(@Req() req: express.Request, @Res() res: express.Response) {
+    const form = new IncomingForm();
+    form.encoding = 'utf-8';
+    form.uploadDir = 'upload/';
+    form.keepExtensions = true;
+    form.maxFieldsSize = 2 * 1024 * 1024;
+    form.parse(req, function (err, fields, files) {
+      if (err) {
+        console.log(err);
+        return res.status(500).send('upload image fail!');
+      }
+
+      const response: any = {};
+      if (err) {
+        response.code = 500;
+      } else {
+        response.code = 200;
+        // eslint-disable-next-line @typescript-eslint/ban-ts-comment
+        // @ts-ignore
+        response.path = files.file.path;
+      }
+
+      res.json(response);
+    });
+  }
+  @Get('download/:id')
+  downloadFile(@Param('id') filename: string, @Res() res: express.Response) {
+    if (!filename) {
+      res.status(400).end('Missing filename.');
+    }
+    const filepath = `upload/${filename}`;
+    res.download(filepath, filename);
+  }
 }

src/app.service.ts

@@ -18,6 +18,7 @@ import qs from 'qs';
 import { EloUtility } from './EloUtility';
 import { Votes } from './entities/mycard/Votes';
 import { VoteResult } from './entities/mycard/VoteResult';
+import { promises as fs } from 'fs';
 
 const attrOffset = 1010;
 const raceOffset = 1020;
@@ -90,6 +91,15 @@ export class AppService {
     this.chineseDirtyFilter = new Filter({
       chineseList: ChineseDirtyWords,
     });
+    this.createUploadDirectory();
+  }
+
+  private async createUploadDirectory() {
+    try {
+      await fs.access('./upload');
+    } catch (e) {
+      await fs.mkdir('./upload');
+    }
   }
 
   private async transaction(