算法评测平台前端。
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let Problem = syzoj.model('problem');
let JudgeState = syzoj.model('judge_state');
let FormattedCode = syzoj.model('formatted_code');
let Contest = syzoj.model('contest');
let ProblemTag = syzoj.model('problem_tag');
let Article = syzoj.model('article');
const randomstring = require('randomstring');
const fs = require('fs-extra');
const jwt = require('jsonwebtoken');
let Judger = syzoj.lib('judger');
let CodeFormatter = syzoj.lib('code_formatter');
app.get('/problems', async (req, res) => {
try {
const sort = req.query.sort || syzoj.config.sorting.problem.field;
const order = req.query.order || syzoj.config.sorting.problem.order;
if (!['id', 'title', 'rating', 'ac_num', 'submit_num', 'ac_rate', 'publicize_time'].includes(sort) || !['asc', 'desc'].includes(order)) {
throw new ErrorMessage('错误的排序参数。');
}
let query = Problem.createQueryBuilder();
if (!res.locals.user || !await res.locals.user.hasPrivilege('manage_problem')) {
if (res.locals.user) {
query.where('is_public = 1')
.orWhere('user_id = :user_id', { user_id: res.locals.user.id });
} else {
query.where('is_public = 1');
}
}
if (sort === 'ac_rate') {
query.orderBy('ac_num / submit_num', order.toUpperCase());
} else {
query.orderBy(sort, order.toUpperCase());
}
let paginate = syzoj.utils.paginate(await Problem.countForPagination(query), req.query.page, syzoj.config.page.problem);
let problems = await Problem.queryPage(paginate, query);
await problems.forEachAsync(async problem => {
problem.allowedEdit = await problem.isAllowedEditBy(res.locals.user);
problem.judge_state = await problem.getJudgeState(res.locals.user, true);
problem.tags = await problem.getTags();
});
res.render('problems', {
allowedManageTag: res.locals.user && await res.locals.user.hasPrivilege('manage_problem_tag'),
problems: problems,
paginate: paginate,
curSort: sort,
curOrder: order === 'asc'
});
} catch (e) {
syzoj.log(e);
res.render('error', {
err: e
});
}
});
app.get('/problems/search', async (req, res) => {
try {
let id = parseInt(req.query.keyword) || 0;
const sort = req.query.sort || syzoj.config.sorting.problem.field;
const order = req.query.order || syzoj.config.sorting.problem.order;
if (!['id', 'title', 'rating', 'ac_num', 'submit_num', 'ac_rate'].includes(sort) || !['asc', 'desc'].includes(order)) {
throw new ErrorMessage('错误的排序参数。');
}
let query = Problem.createQueryBuilder();
if (!res.locals.user || !await res.locals.user.hasPrivilege('manage_problem')) {
if (res.locals.user) {
query.where(new TypeORM.Brackets(qb => {
qb.where('is_public = 1')
.orWhere('user_id = :user_id', { user_id: res.locals.user.id })
}))
.andWhere(new TypeORM.Brackets(qb => {
qb.where('title LIKE :title', { title: `%${req.query.keyword}%` })
.orWhere('id = :id', { id: id })
}));
} else {
query.where('is_public = 1')
.andWhere(new TypeORM.Brackets(qb => {
qb.where('title LIKE :title', { title: `%${req.query.keyword}%` })
.orWhere('id = :id', { id: id })
}));
}
} else {
query.where('title LIKE :title', { title: `%${req.query.keyword}%` })
.orWhere('id = :id', { id: id })
}
query.orderBy('id = ' + id.toString(), 'DESC');
if (sort === 'ac_rate') {
query.addOrderBy('ac_num / submit_num', order.toUpperCase());
} else {
query.addOrderBy(sort, order.toUpperCase());
}
let paginate = syzoj.utils.paginate(await Problem.countForPagination(query), req.query.page, syzoj.config.page.problem);
let problems = await Problem.queryPage(paginate, query);
await problems.forEachAsync(async problem => {
problem.allowedEdit = await problem.isAllowedEditBy(res.locals.user);
problem.judge_state = await problem.getJudgeState(res.locals.user, true);
problem.tags = await problem.getTags();
});
res.render('problems', {
allowedManageTag: res.locals.user && await res.locals.user.hasPrivilege('manage_problem_tag'),
problems: problems,
paginate: paginate,
curSort: sort,
curOrder: order === 'asc'
});
} catch (e) {
syzoj.log(e);
res.render('error', {
err: e
});
}
});
app.get('/problems/tag/:tagIDs', async (req, res) => {
try {
let tagIDs = Array.from(new Set(req.params.tagIDs.split(',').map(x => parseInt(x))));
let tags = await tagIDs.mapAsync(async tagID => ProblemTag.findById(tagID));
const sort = req.query.sort || syzoj.config.sorting.problem.field;
const order = req.query.order || syzoj.config.sorting.problem.order;
if (!['id', 'title', 'rating', 'ac_num', 'submit_num', 'ac_rate'].includes(sort) || !['asc', 'desc'].includes(order)) {
throw new ErrorMessage('错误的排序参数。');
}
let sortVal;
if (sort === 'ac_rate') {
sortVal = '`problem`.`ac_num` / `problem`.`submit_num`';
} else {
sortVal = '`problem`.`' + sort + '`';
}
// Validate the tagIDs
for (let tag of tags) {
if (!tag) {
return res.redirect(syzoj.utils.makeUrl(['problems']));
}
}
let sql = 'SELECT `id` FROM `problem` WHERE\n';
for (let tagID of tagIDs) {
if (tagID !== tagIDs[0]) {
sql += 'AND\n';
}
sql += '`problem`.`id` IN (SELECT `problem_id` FROM `problem_tag_map` WHERE `tag_id` = ' + tagID + ')';
}
if (!res.locals.user || !await res.locals.user.hasPrivilege('manage_problem')) {
if (res.locals.user) {
sql += 'AND (`problem`.`is_public` = 1 OR `problem`.`user_id` = ' + res.locals.user.id + ')';
} else {
sql += 'AND (`problem`.`is_public` = 1)';
}
}
let paginate = syzoj.utils.paginate(await Problem.countQuery(sql), req.query.page, syzoj.config.page.problem);
let problems = await Problem.query(sql + ` ORDER BY ${sortVal} ${order} ` + paginate.toSQL());
problems = await problems.mapAsync(async problem => {
// query() returns plain objects.
problem = await Problem.findById(problem.id);
problem.allowedEdit = await problem.isAllowedEditBy(res.locals.user);
problem.judge_state = await problem.getJudgeState(res.locals.user, true);
problem.tags = await problem.getTags();
return problem;
});
res.render('problems', {
allowedManageTag: res.locals.user && await res.locals.user.hasPrivilege('manage_problem_tag'),
problems: problems,
tags: tags,
paginate: paginate,
curSort: sort,
curOrder: order === 'asc'
});
} catch (e) {
syzoj.log(e);
res.render('error', {
err: e
});
}
});
app.get('/problem/:id', async (req, res) => {
try {
let id = parseInt(req.params.id);
let problem = await Problem.findById(id);
if (!problem) throw new ErrorMessage('无此题目。');
if (!await problem.isAllowedUseBy(res.locals.user)) {
throw new ErrorMessage('您没有权限进行此操作。');
}
problem.allowedEdit = await problem.isAllowedEditBy(res.locals.user);
problem.allowedManage = await problem.isAllowedManageBy(res.locals.user);
if (problem.is_public || problem.allowedEdit) {
await syzoj.utils.markdown(problem, ['description', 'input_format', 'output_format', 'example', 'limit_and_hint']);
} else {
throw new ErrorMessage('您没有权限进行此操作。');
}
let state = await problem.getJudgeState(res.locals.user, false);
problem.tags = await problem.getTags();
await problem.loadRelationships();
let testcases = await syzoj.utils.parseTestdata(problem.getTestdataPath(), problem.type === 'submit-answer');
let discussionCount = await Article.count({ problem_id: id });
res.render('problem', {
problem: problem,
state: state,
lastLanguage: res.locals.user ? await res.locals.user.getLastSubmitLanguage() : null,
testcases: testcases,
discussionCount: discussionCount
});
} catch (e) {
syzoj.log(e);
res.render('error', {
err: e
});
}
});
app.get('/problem/:id/export', async (req, res) => {
try {
let id = parseInt(req.params.id);
let problem = await Problem.findById(id);
if (!problem || !problem.is_public) throw new ErrorMessage('无此题目。');
let obj = {
title: problem.title,
description: problem.description,
input_format: problem.input_format,
output_format: problem.output_format,
example: problem.example,
limit_and_hint: problem.limit_and_hint,
time_limit: problem.time_limit,
memory_limit: problem.memory_limit,
have_additional_file: problem.additional_file_id != null,
file_io: problem.file_io,
file_io_input_name: problem.file_io_input_name,
file_io_output_name: problem.file_io_output_name,
type: problem.type,
tags: []
};
let tags = await problem.getTags();
obj.tags = tags.map(tag => tag.name);
res.send({ success: true, obj: obj });
} catch (e) {
syzoj.log(e);
res.send({ success: false, error: e });
}
});
app.get('/problem/:id/edit', async (req, res) => {
try {
let id = parseInt(req.params.id) || 0;
let problem = await Problem.findById(id);
if (!problem) {
if (!res.locals.user) throw new ErrorMessage('请登录后继续。', { '登录': syzoj.utils.makeUrl(['login'], { 'url': req.originalUrl }) });
problem = await Problem.create({
time_limit: syzoj.config.default.problem.time_limit,
memory_limit: syzoj.config.default.problem.memory_limit,
type: 'traditional'
});
problem.id = id;
problem.allowedEdit = true;
problem.tags = [];
problem.new = true;
} else {
if (!await problem.isAllowedUseBy(res.locals.user)) throw new ErrorMessage('您没有权限进行此操作。');
problem.allowedEdit = await problem.isAllowedEditBy(res.locals.user);
problem.tags = await problem.getTags();
}
problem.allowedManage = await problem.isAllowedManageBy(res.locals.user);
res.render('problem_edit', {
problem: problem
});
} catch (e) {
syzoj.log(e);
res.render('error', {
err: e
});
}
});
app.post('/problem/:id/edit', async (req, res) => {
try {
let id = parseInt(req.params.id) || 0;
let problem = await Problem.findById(id);
if (!problem) {
if (!res.locals.user) throw new ErrorMessage('请登录后继续。', { '登录': syzoj.utils.makeUrl(['login'], { 'url': req.originalUrl }) });
problem = await Problem.create({
time_limit: syzoj.config.default.problem.time_limit,
memory_limit: syzoj.config.default.problem.memory_limit,
type: 'traditional'
});
if (await res.locals.user.hasPrivilege('manage_problem')) {
let customID = parseInt(req.body.id);
if (customID) {
if (await Problem.findById(customID)) throw new ErrorMessage('ID 已被使用。');
problem.id = customID;
} else if (id) problem.id = id;
}
problem.user_id = res.locals.user.id;
problem.publicizer_id = res.locals.user.id;
} else {
if (!await problem.isAllowedUseBy(res.locals.user)) throw new ErrorMessage('您没有权限进行此操作。');
if (!await problem.isAllowedEditBy(res.locals.user)) throw new ErrorMessage('您没有权限进行此操作。');
if (await res.locals.user.hasPrivilege('manage_problem')) {
let customID = parseInt(req.body.id);
if (customID && customID !== id) {
if (await Problem.findById(customID)) throw new ErrorMessage('ID 已被使用。');
await problem.changeID(customID);
}
}
}
if (!req.body.title.trim()) throw new ErrorMessage('题目名不能为空。');
problem.title = req.body.title;
problem.description = req.body.description;
problem.input_format = req.body.input_format;
problem.output_format = req.body.output_format;
problem.example = req.body.example;
problem.limit_and_hint = req.body.limit_and_hint;
problem.is_anonymous = (req.body.is_anonymous === 'on');
// Save the problem first, to have the `id` allocated
await problem.save();
if (!req.body.tags) {
req.body.tags = [];
} else if (!Array.isArray(req.body.tags)) {
req.body.tags = [req.body.tags];
}
let newTagIDs = await req.body.tags.map(x => parseInt(x)).filterAsync(async x => ProblemTag.findById(x));
await problem.setTags(newTagIDs);
res.redirect(syzoj.utils.makeUrl(['problem', problem.id]));
} catch (e) {
syzoj.log(e);
res.render('error', {
err: e
});
}
});
app.get('/problem/:id/import', async (req, res) => {
try {
let id = parseInt(req.params.id) || 0;
let problem = await Problem.findById(id);
if (!problem) {
if (!res.locals.user) throw new ErrorMessage('请登录后继续。', { '登录': syzoj.utils.makeUrl(['login'], { 'url': req.originalUrl }) });
problem = await Problem.create({
time_limit: syzoj.config.default.problem.time_limit,
memory_limit: syzoj.config.default.problem.memory_limit,
type: 'traditional'
});
problem.id = id;
problem.new = true;
problem.user_id = res.locals.user.id;
problem.publicizer_id = res.locals.user.id;
} else {
if (!await problem.isAllowedUseBy(res.locals.user)) throw new ErrorMessage('您没有权限进行此操作。');
if (!await problem.isAllowedEditBy(res.locals.user)) throw new ErrorMessage('您没有权限进行此操作。');
}
problem.allowedManage = await problem.isAllowedManageBy(res.locals.user);
res.render('problem_import', {
problem: problem
});
} catch (e) {
syzoj.log(e);
res.render('error', {
err: e
});
}
});
app.post('/problem/:id/import', async (req, res) => {
try {
let id = parseInt(req.params.id) || 0;
let problem = await Problem.findById(id);
if (!problem) {
if (!res.locals.user) throw new ErrorMessage('请登录后继续。', { '登录': syzoj.utils.makeUrl(['login'], { 'url': req.originalUrl }) });
problem = await Problem.create({
time_limit: syzoj.config.default.problem.time_limit,
memory_limit: syzoj.config.default.problem.memory_limit,
type: 'traditional'
});
if (await res.locals.user.hasPrivilege('manage_problem')) {
let customID = parseInt(req.body.id);
if (customID) {
if (await Problem.findById(customID)) throw new ErrorMessage('ID 已被使用。');
problem.id = customID;
} else if (id) problem.id = id;
}
problem.user_id = res.locals.user.id;
problem.publicizer_id = res.locals.user.id;
} else {
if (!await problem.isAllowedUseBy(res.locals.user)) throw new ErrorMessage('您没有权限进行此操作。');
if (!await problem.isAllowedEditBy(res.locals.user)) throw new ErrorMessage('您没有权限进行此操作。');
}
let request = require('request-promise');
let url = require('url');
let json = await request({
uri: req.body.url + (req.body.url.endsWith('/') ? 'export' : '/export'),
timeout: 1500,
json: true
});
if (!json.success) throw new ErrorMessage('题目加载失败。', null, json.error);
if (!json.obj.title.trim()) throw new ErrorMessage('题目名不能为空。');
problem.title = json.obj.title;
problem.description = json.obj.description;
problem.input_format = json.obj.input_format;
problem.output_format = json.obj.output_format;
problem.example = json.obj.example;
problem.limit_and_hint = json.obj.limit_and_hint;
problem.time_limit = json.obj.time_limit;
problem.memory_limit = json.obj.memory_limit;
problem.file_io = json.obj.file_io;
problem.file_io_input_name = json.obj.file_io_input_name;
problem.file_io_output_name = json.obj.file_io_output_name;
if (json.obj.type) problem.type = json.obj.type;
let validateMsg = await problem.validate();
if (validateMsg) throw new ErrorMessage('无效的题目数据配置。', null, validateMsg);
await problem.save();
let tagIDs = (await json.obj.tags.mapAsync(name => ProblemTag.findOne({ where: { name: name } }))).filter(x => x).map(tag => tag.id);
await problem.setTags(tagIDs);
let download = require('download');
let tmp = require('tmp-promise');
let tmpFile = await tmp.file();
try {
let data = await download(req.body.url + (req.body.url.endsWith('/') ? 'testdata/download' : '/testdata/download'));
await fs.writeFile(tmpFile.path, data);
await problem.updateTestdata(tmpFile.path, await res.locals.user.hasPrivilege('manage_problem'));
if (json.obj.have_additional_file) {
let additional_file = await download(req.body.url + (req.body.url.endsWith('/') ? 'download/additional_file' : '/download/additional_file'));
await fs.writeFile(tmpFile.path, additional_file);
await problem.updateFile(tmpFile.path, 'additional_file', await res.locals.user.hasPrivilege('manage_problem'));
}
} catch (e) {
syzoj.log(e);
}
res.redirect(syzoj.utils.makeUrl(['problem', problem.id]));
} catch (e) {
syzoj.log(e);
res.render('error', {
err: e
});
}
});
// The 'manage' is not `allow manage`'s 'manage', I just have no better name for it.
app.get('/problem/:id/manage', async (req, res) => {
try {
let id = parseInt(req.params.id);
let problem = await Problem.findById(id);
if (!problem) throw new ErrorMessage('无此题目。');
if (!await problem.isAllowedEditBy(res.locals.user)) throw new ErrorMessage('您没有权限进行此操作。');
await problem.loadRelationships();
let testcases = await syzoj.utils.parseTestdata(problem.getTestdataPath(), problem.type === 'submit-answer');
res.render('problem_manage', {
problem: problem,
testcases: testcases
});
} catch (e) {
syzoj.log(e);
res.render('error', {
err: e
});
}
});
app.post('/problem/:id/manage', app.multer.fields([{ name: 'testdata', maxCount: 1 }, { name: 'additional_file', maxCount: 1 }]), async (req, res) => {
try {
let id = parseInt(req.params.id);
let problem = await Problem.findById(id);
if (!problem) throw new ErrorMessage('无此题目。');
if (!await problem.isAllowedEditBy(res.locals.user)) throw new ErrorMessage('您没有权限进行此操作。');
await problem.loadRelationships();
problem.time_limit = req.body.time_limit;
problem.memory_limit = req.body.memory_limit;
if (req.body.type === 'traditional') {
problem.file_io = req.body.io_method === 'file-io';
problem.file_io_input_name = req.body.file_io_input_name;
problem.file_io_output_name = req.body.file_io_output_name;
}
if (problem.type === 'submit-answer' && req.body.type !== 'submit-answer' || problem.type !== 'submit-answer' && req.body.type === 'submit-answer') {
if (await JudgeState.count({ problem_id: id }) !== 0) {
throw new ErrorMessage('已有提交的题目不允许在提交答案和非提交答案之间更改。');
}
}
problem.type = req.body.type;
let validateMsg = await problem.validate();
if (validateMsg) throw new ErrorMessage('无效的题目数据配置。', null, validateMsg);
if (req.files['testdata']) {
await problem.updateTestdata(req.files['testdata'][0].path, await res.locals.user.hasPrivilege('manage_problem'));
}
if (req.files['additional_file']) {
await problem.updateFile(req.files['additional_file'][0].path, 'additional_file', await res.locals.user.hasPrivilege('manage_problem'));
}
await problem.save();
res.redirect(syzoj.utils.makeUrl(['problem', id, 'manage']));
} catch (e) {
syzoj.log(e);
res.render('error', {
err: e
});
}
});
// Set problem public
async function setPublic(req, res, is_public) {
try {
let id = parseInt(req.params.id);
let problem = await Problem.findById(id);
if (!problem) throw new ErrorMessage('无此题目。');
let allowedManage = await problem.isAllowedManageBy(res.locals.user);
if (!allowedManage) throw new ErrorMessage('您没有权限进行此操作。');
problem.is_public = is_public;
problem.publicizer_id = res.locals.user.id;
problem.publicize_time = new Date();
await problem.save();
JudgeState.query('UPDATE `judge_state` SET `is_public` = ' + is_public + ' WHERE `problem_id` = ' + id);
res.redirect(syzoj.utils.makeUrl(['problem', id]));
} catch (e) {
syzoj.log(e);
res.render('error', {
err: e
});
}
}
app.post('/problem/:id/public', async (req, res) => {
await setPublic(req, res, true);
});
app.post('/problem/:id/dis_public', async (req, res) => {
await setPublic(req, res, false);
});
app.post('/problem/practice/:pid/:cid/submit', app.multer.fields([{ name: 'answer', maxCount: 1 }]), async (req, res) => {
try {
let pid = parseInt(req.params.pid);
let cid = parseInt(req.params.cid);
let problem = await Problem.findById(pid);
const curUser = res.locals.user;
if (!problem) throw new ErrorMessage('无此题目。');
if (problem.type !== 'submit-answer' && !syzoj.config.enabled_languages.includes(req.body.language)) throw new ErrorMessage('不支持该语言。');
if (!curUser) throw new ErrorMessage('请登录后继续。', { '登录': syzoj.utils.makeUrl(['login'], { 'url': syzoj.utils.makeUrl(['problem', id]) }) });
let judge_state;
let code;
if (req.files['answer']) {
if (req.files['answer'][0].size > syzoj.config.limit.submit_code) throw new ErrorMessage('代码文件太大。');
code = (await fs.readFile(req.files['answer'][0].path)).toString();
} else {
if (Buffer.from(req.body.code).length > syzoj.config.limit.submit_code) throw new ErrorMessage('代码太长。');
code = req.body.code;
}
judge_state = await JudgeState.create({
submit_time: parseInt((new Date()).getTime() / 1000),
status: 'Unknown',
task_id: randomstring.generate(10),
code: code,
code_length: Buffer.from(code).length,
language: req.body.language,
user_id: curUser.id,
problem_id: pid,
is_public: problem.is_public,
c_id:cid,
is_practice:1
});
if (!await problem.isAllowedUseBy(curUser)) throw new ErrorMessage('您没有权限进行此操作。');
judge_state.type = 0;
await judge_state.save();
await judge_state.updateRelatedInfo(true);
if (problem.type !== 'submit-answer' && syzoj.languages[req.body.language].format) {
let key = syzoj.utils.getFormattedCodeKey(judge_state.code, req.body.language);
let formattedCode = await FormattedCode.findOne({
where: {
key: key
}
});
}
try {
await Judger.judge(judge_state, problem, 2);
judge_state.pending = true;
judge_state.status = 'Waiting';
await judge_state.save();
} catch (err) {
throw new ErrorMessage(`无法开始评测:${err.toString()}`);
}
res.redirect(syzoj.utils.makeUrl(['submission', 'practice', judge_state.id, pid, cid]));
} catch (e) {
syzoj.log(e);
res.render('error', {
err: e
});
}
});
app.post('/problem/:id/submit', app.multer.fields([{ name: 'answer', maxCount: 1 }]), async (req, res) => {
try {
let id = parseInt(req.params.id);
let problem = await Problem.findById(id);
const curUser = res.locals.user;
const is_anonymous = req.body.is_anonymous ? 1 : 0;
if (!problem) throw new ErrorMessage('无此题目。');
if (problem.type !== 'submit-answer' && !syzoj.config.enabled_languages.includes(req.body.language)) throw new ErrorMessage('不支持该语言。');
if (!curUser) throw new ErrorMessage('请登录后继续。', { '登录': syzoj.utils.makeUrl(['login'], { 'url': syzoj.utils.makeUrl(['problem', id]) }) });
let judge_state;
if (problem.type === 'submit-answer') {
let File = syzoj.model('file'), path;
if (!req.files['answer']) {
// Submited by editor
try {
path = await File.zipFiles(JSON.parse(req.body.answer_by_editor));
} catch (e) {
throw new ErrorMessage('无法解析提交数据。');
}
} else {
if (req.files['answer'][0].size > syzoj.config.limit.submit_answer) throw new ErrorMessage('答案文件太大。');
path = req.files['answer'][0].path;
}
let file = await File.upload(path, 'answer');
let size = await file.getUnzipSize();
if (size > syzoj.config.limit.submit_answer) throw new ErrorMessage('答案文件太大。');
if (!file.md5) throw new ErrorMessage('上传答案文件失败。');
judge_state = await JudgeState.create({
submit_time: parseInt((new Date()).getTime() / 1000),
status: 'Unknown',
task_id: randomstring.generate(10),
code: file.md5,
code_length: size,
language: null,
user_id: curUser.id,
problem_id: id,
is_public: problem.is_public,
is_anonymous
});
} else {
let code;
if (req.files['answer']) {
if (req.files['answer'][0].size > syzoj.config.limit.submit_code) throw new ErrorMessage('代码文件太大。');
code = (await fs.readFile(req.files['answer'][0].path)).toString();
} else {
if (Buffer.from(req.body.code).length > syzoj.config.limit.submit_code) throw new ErrorMessage('代码太长。');
code = req.body.code;
}
judge_state = await JudgeState.create({
submit_time: parseInt((new Date()).getTime() / 1000),
status: 'Unknown',
task_id: randomstring.generate(10),
code: code,
code_length: Buffer.from(code).length,
language: req.body.language,
user_id: curUser.id,
problem_id: id,
is_public: problem.is_public,
is_anonymous
});
}
let contest_id = parseInt(req.query.contest_id);
let contest;
if (contest_id) {
contest = await Contest.findById(contest_id);
if (!contest) throw new ErrorMessage('无此比赛。');
if ((!contest.isRunning()) && (!await contest.isSupervisior(curUser))) throw new ErrorMessage('比赛未开始或已结束。');
let problems_id = await contest.getProblems();
if (!problems_id.includes(id)) throw new ErrorMessage('无此题目。');
judge_state.type = 1;
judge_state.type_info = contest_id;
await judge_state.save();
} else {
if (!await problem.isAllowedUseBy(curUser)) throw new ErrorMessage('您没有权限进行此操作。');
judge_state.type = 0;
await judge_state.save();
}
await judge_state.updateRelatedInfo(true);
if (problem.type !== 'submit-answer' && syzoj.languages[req.body.language].format) {
let key = syzoj.utils.getFormattedCodeKey(judge_state.code, req.body.language);
let formattedCode = await FormattedCode.findOne({
where: {
key: key
}
});
}
try {
await Judger.judge(judge_state, problem, contest_id ? 3 : 2);
judge_state.pending = true;
judge_state.status = 'Waiting';
await judge_state.save();
} catch (err) {
throw new ErrorMessage(`无法开始评测:${err.toString()}`);
}
if (contest && (!await contest.isSupervisior(curUser))) {
res.redirect(syzoj.utils.makeUrl(['contest', contest_id, 'submissions']));
} else if(contest) {
res.redirect(syzoj.utils.makeUrl(['contest','submission', judge_state.id]));
} else {
res.redirect(syzoj.utils.makeUrl(['submission', judge_state.id]));
}
} catch (e) {
syzoj.log(e);
res.render('error', {
err: e
});
}
});
app.post('/problem/:id/delete', async (req, res) => {
try {
let id = parseInt(req.params.id);
let problem = await Problem.findById(id);
if (!problem) throw new ErrorMessage('无此题目。');
if (!problem.isAllowedManageBy(res.locals.user)) throw new ErrorMessage('您没有权限进行此操作。');
await problem.delete();
res.redirect(syzoj.utils.makeUrl(['problem']));
} catch (e) {
syzoj.log(e);
res.render('error', {
err: e
});
}
});
app.get('/problem/:id/testdata', async (req, res) => {
try {
let id = parseInt(req.params.id);
let problem = await Problem.findById(id);
if (!problem) throw new ErrorMessage('无此题目。');
if (!await problem.isAllowedUseBy(res.locals.user)) throw new ErrorMessage('您没有权限进行此操作。');
let testdata = await problem.listTestdata();
let testcases = await syzoj.utils.parseTestdata(problem.getTestdataPath(), problem.type === 'submit-answer');
problem.allowedEdit = await problem.isAllowedEditBy(res.locals.user)
res.render('problem_data', {
problem: problem,
testdata: testdata,
testcases: testcases
});
} catch (e) {
syzoj.log(e);
res.status(404);
res.render('error', {
err: e
});
}
});
app.post('/problem/:id/testdata/upload', app.multer.array('file'), async (req, res) => {
try {
let id = parseInt(req.params.id);
let problem = await Problem.findById(id);
if (!problem) throw new ErrorMessage('无此题目。');
if (!await problem.isAllowedEditBy(res.locals.user)) throw new ErrorMessage('您没有权限进行此操作。');
if (req.files) {
for (let file of req.files) {
await problem.uploadTestdataSingleFile(file.originalname, file.path, file.size, await res.locals.user.hasPrivilege('manage_problem'));
}
}
res.redirect(syzoj.utils.makeUrl(['problem', id, 'testdata']));
} catch (e) {
syzoj.log(e);
res.render('error', {
err: e
});
}
});
app.post('/problem/:id/testdata/delete/:filename', async (req, res) => {
try {
let id = parseInt(req.params.id);
let problem = await Problem.findById(id);
if (!problem) throw new ErrorMessage('无此题目。');
if (!await problem.isAllowedEditBy(res.locals.user)) throw new ErrorMessage('您没有权限进行此操作。');
await problem.deleteTestdataSingleFile(req.params.filename);
res.redirect(syzoj.utils.makeUrl(['problem', id, 'testdata']));
} catch (e) {
syzoj.log(e);
res.render('error', {
err: e
});
}
});
function downloadOrRedirect(req, res, filename, sendName) {
if (syzoj.config.site_for_download) {
res.redirect(syzoj.config.site_for_download + syzoj.utils.makeUrl(['api', 'v2', 'download', jwt.sign({
filename: filename,
sendName: sendName,
originUrl: syzoj.utils.getCurrentLocation(req)
}, syzoj.config.session_secret, {
expiresIn: '2m'
})]));
} else {
res.download(filename, sendName);
}
}
app.get('/problem/:id/testdata/download/:filename?', async (req, res) => {
try {
let id = parseInt(req.params.id);
let problem = await Problem.findById(id);
if (!problem) throw new ErrorMessage('无此题目。');
if (!await problem.isAllowedUseBy(res.locals.user)) throw new ErrorMessage('您没有权限进行此操作。');
if (!req.params.filename) {
if (!await syzoj.utils.isFile(problem.getTestdataArchivePath())) {
await problem.makeTestdataZip();
}
}
let path = require('path');
let filename = req.params.filename ? path.join(problem.getTestdataPath(), req.params.filename) : (problem.getTestdataArchivePath());
if (!await syzoj.utils.isFile(filename)) throw new ErrorMessage('文件不存在。');
downloadOrRedirect(req, res, filename, path.basename(filename));
} catch (e) {
syzoj.log(e);
res.status(404);
res.render('error', {
err: e
});
}
});
app.get('/problem/:id/download/additional_file', async (req, res) => {
try {
let id = parseInt(req.params.id);
let problem = await Problem.findById(id);
if (!problem) throw new ErrorMessage('无此题目。');
// XXX: Reduce duplication (see the '/problem/:id/submit' handler)
let contest_id = parseInt(req.query.contest_id);
if (contest_id) {
let contest = await Contest.findById(contest_id);
if (!contest) throw new ErrorMessage('无此比赛。');
if (!contest.isRunning()) throw new ErrorMessage('比赛未开始或已结束。');
let problems_id = await contest.getProblems();
if (!problems_id.includes(id)) throw new ErrorMessage('无此题目。');
} else {
if (!await problem.isAllowedUseBy(res.locals.user)) throw new ErrorMessage('您没有权限进行此操作。');
}
await problem.loadRelationships();
if (!problem.additional_file) throw new ErrorMessage('无附加文件。');
downloadOrRedirect(req, res, problem.additional_file.getPath(), `additional_file_${id}.zip`);
} catch (e) {
syzoj.log(e);
res.status(404);
res.render('error', {
err: e
});
}
});
app.get('/problem/:id/statistics/:type', async (req, res) => {
try {
let id = parseInt(req.params.id);
let problem = await Problem.findById(id);
if (!problem) throw new ErrorMessage('无此题目。');
if (!await problem.isAllowedUseBy(res.locals.user)) throw new ErrorMessage('您没有权限进行此操作。');
let count = await problem.countStatistics(req.params.type);
if (count === null) throw new ErrorMessage('无此统计类型。');
let paginate = syzoj.utils.paginate(count, req.query.page, syzoj.config.page.problem_statistics);
let statistics = await problem.getStatistics(req.params.type, paginate);
await statistics.judge_state.forEachAsync(async x => x.loadRelationships());
res.render('statistics', {
statistics: statistics,
paginate: paginate,
problem: problem
});
} catch (e) {
syzoj.log(e);
res.render('error', {
err: e
});
}
});
/*
app.post('/problem/:id/custom-test', app.multer.fields([{ name: 'code_upload', maxCount: 1 }, { name: 'input_file', maxCount: 1 }]), async (req, res) => {
try {
let id = parseInt(req.params.id);
let problem = await Problem.findById(id);
if (!problem) throw new ErrorMessage('无此题目。');
if (!res.locals.user) throw new ErrorMessage('请登录后继续。', { '登录': syzoj.utils.makeUrl(['login'], { 'url': syzoj.utils.makeUrl(['problem', id]) }) });
if (!await problem.isAllowedUseBy(res.locals.user)) throw new ErrorMessage('您没有权限进行此操作。');
let filepath;
if (req.files['input_file']) {
if (req.files['input_file'][0].size > syzoj.config.limit.custom_test_input) throw new ErrorMessage('输入数据过长。');
filepath = req.files['input_file'][0].path;
} else {
if (req.body.input_file_textarea.length > syzoj.config.limit.custom_test_input) throw new ErrorMessage('输入数据过长。');
filepath = await require('tmp-promise').tmpName({ template: '/tmp/tmp-XXXXXX' });
await require('fs-extra').writeFileAsync(filepath, req.body.input_file_textarea);
}
let code;
if (req.files['code_upload']) {
if (req.files['code_upload'][0].size > syzoj.config.limit.submit_code) throw new ErrorMessage('代码过长。');
code = (await require('fs-extra').readFileAsync(req.files['code_upload'][0].path)).toString();
} else {
if (Buffer.from(req.body.code).length > syzoj.config.limit.submit_code) throw new ErrorMessage('代码过长。');
code = req.body.code;
}
let custom_test = await CustomTest.create({
input_filepath: filepath,
code: code,
language: req.body.language,
user_id: res.locals.user.id,
problem_id: id
});
await custom_test.save();
let waiting_judge = await WaitingJudge.create({
judge_id: custom_test.id,
priority: 3,
type: 'custom_test'
});
await waiting_judge.save();
res.send({
id: custom_test.id
});
} catch (e) {
syzoj.log(e);
res.send({
err: e
});
}
});
*/