ui: download multiple problems

packages/hydrooj/package.json

@@ -1,6 +1,6 @@
 {
     "name": "hydrooj",
-    "version": "2.26.19",
+    "version": "2.26.20",
     "bin": "bin/hydrooj.js",
     "main": "dist/loader.js",
     "typings": "dist/loader.d.ts",

packages/hydrooj/src/handler/problem.ts

@@ -339,19 +339,6 @@ export class ProblemPretestConnectionHandler extends ConnectionHandler {
     }
 }
 
-export class ProblemStatisticsHandler extends ProblemDetailHandler {
-    async get(domainId: string) {
-        const udoc = await user.getById(domainId, this.pdoc.owner);
-        const path = [
-            ['problem_main', 'problem_main'],
-            [this.pdoc.title, 'problem_detail', { pid: this.pdoc.pid || this.pdoc.docId }, true],
-            ['problem_statistics', null],
-        ];
-        this.response.template = 'problem_statistics.html';
-        this.response.body = { pdoc: this.pdoc, udoc, path };
-    }
-}
-
 export class ProblemManageHandler extends ProblemDetailHandler {
     async prepare() {
         if (!this.user.own(this.pdoc, PERM.PERM_EDIT_PROBLEM_SELF)) this.checkPerm(PERM.PERM_EDIT_PROBLEM);
@@ -435,6 +422,10 @@ export class ProblemFilesHandler extends ProblemDetailHandler {
             throw new ForbiddenError('File limit exceeded.');
         }
         if (!this.request.files.file) throw new ValidationError('file');
+        const size = Math.sum((this.pdoc.data || []).map((i) => i.size), (this.pdoc.additional_file || []).map((i) => i.size));
+        if (size >= system.get('limit.problem_files_max_size')) {
+            throw new ForbiddenError('File size limit exceeded.');
+        }
         if (!filename) filename = this.request.files.file.name || String.random(16);
         if (filename.includes('/') || filename.includes('..')) throw new ValidationError('filename', 'Bad filename');
         if (!this.user.own(this.pdoc, PERM.PERM_EDIT_PROBLEM_SELF)) this.checkPerm(PERM.PERM_EDIT_PROBLEM);
@@ -648,7 +639,6 @@ export async function apply() {
     Route('problem_detail', '/p/:pid', ProblemDetailHandler, PERM.PERM_VIEW_PROBLEM);
     Route('problem_submit', '/p/:pid/submit', ProblemSubmitHandler, PERM.PERM_SUBMIT_PROBLEM);
     Route('problem_pretest', '/p/:pid/pretest', ProblemPretestHandler, PERM.PERM_SUBMIT_PROBLEM);
-    Route('problem_statistics', '/p/:pid/statistics', ProblemStatisticsHandler, PERM.PERM_VIEW_PROBLEM);
     Route('problem_edit', '/p/:pid/edit', ProblemEditHandler);
     Route('problem_files', '/p/:pid/files', ProblemFilesHandler, PERM.PERM_VIEW_PROBLEM);
     Route('problem_file_download', '/p/:pid/file/:filename', ProblemFileDownloadHandler, PERM.PERM_VIEW_PROBLEM);

packages/hydrooj/src/model/setting.ts

@@ -1,3 +1,4 @@
+/* eslint-disable max-len */
 /* eslint-disable no-await-in-loop */
 import moment from 'moment-timezone';
 import { Dictionary } from 'lodash';
@@ -182,6 +183,7 @@ SystemSetting(
     Setting('setting_server', 'server.language', 'zh_CN', langRange, 'server.language', 'Default display language'),
     Setting('setting_server', 'server.login', true, 'boolean', 'server.login', 'Allow builtin-login', FLAG_PRO),
     Setting('setting_limits', 'limit.problem_files_max', 100, 'number', 'limit.problem_files_max', 'Max files per problem'),
+    Setting('setting_limits', 'limit.problem_files_size_max', 128 * 1024 * 1024, 'number', 'limit.problem_files_size_max', 'Max files size per problem'),
     Setting('setting_basic', 'default.priv', builtin.PRIV.PRIV_DEFAULT, 'number', 'default.priv', 'Default Privilege', FLAG_PRO),
     Setting('setting_basic', 'problem.categories', builtin.CATEGORIES, 'yaml', 'problem.categories', 'Problem Categories'),
     Setting('setting_basic', 'pagination.problem', 100, 'number', 'pagination.problem', 'Problems per page'),