算法评测平台前端。
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/*
* This file is part of SYZOJ.
*
* Copyright (c) 2016 Menci <huanghaorui301@gmail.com>
*
* SYZOJ is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* SYZOJ is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public
* License along with SYZOJ. If not, see <http://www.gnu.org/licenses/>.
*/
'use strict';
let User = syzoj.model('user');
// Ranklist
app.get('/ranklist', async (req, res) => {
try {
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let paginate = syzoj.utils.paginate(await User.count({ is_show: true }), req.query.page, syzoj.config.page.ranklist);
let ranklist = await User.query(paginate, { is_show: true }, [['ac_num', 'desc']]);
await ranklist.forEachAsync(async x => x.renderInformation());
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res.render('ranklist', {
ranklist: ranklist,
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paginate: paginate
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});
} catch (e) {
syzoj.log(e);
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res.render('error', {
err: e
});
}
});
app.get('/find_user', async (req, res) => {
try {
let user = await User.fromName(req.query.nickname);
if (!user) throw new ErrorMessage('无此用户。');
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res.redirect(syzoj.utils.makeUrl(['user', user.id]));
} catch (e) {
syzoj.log(e);
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res.render('error', {
err: e
});
}
});
// Login
app.get('/login', async (req, res) => {
if (res.locals.user) {
res.render('error', {
err: new ErrorMessage('您已经登录了,请先注销。', { '注销': syzoj.utils.makeUrl(['logout'], { 'url': req.originalUrl }) })
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});
} else {
res.render('login');
}
});
// Sign up
app.get('/sign_up', async (req, res) => {
if (res.locals.user) {
res.render('error', {
err: new ErrorMessage('您已经登录了,请先注销。', { '注销': syzoj.utils.makeUrl(['logout'], { 'url': req.originalUrl }) })
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});
} else {
res.render('sign_up');
}
});
// Logout
app.get('/logout', async (req, res) => {
req.session.user_id = null;
res.clearCookie('login');
res.redirect(req.query.url || '/');
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});
// User page
app.get('/user/:id', async (req, res) => {
try {
let id = parseInt(req.params.id);
let user = await User.fromID(id);
if (!user) throw new ErrorMessage('无此用户。');
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user.ac_problems = await user.getACProblems();
user.articles = await user.getArticles();
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user.allowedEdit = await user.isAllowedEditBy(res.locals.user);
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let statistics = await user.getStatistics();
await user.renderInformation();
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res.render('user', {
show_user: user,
statistics: statistics
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});
} catch (e) {
syzoj.log(e);
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res.render('error', {
err: e
});
}
});
app.get('/user/:id/edit', async (req, res) => {
try {
let id = parseInt(req.params.id);
let user = await User.fromID(id);
if (!user) throw new ErrorMessage('无此用户。');
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let allowedEdit = await user.isAllowedEditBy(res.locals.user);
if (!allowedEdit) {
throw new ErrorMessage('您没有权限进行此操作。');
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}
user.privileges = await user.getPrivileges();
res.locals.user.allowedManage = await res.locals.user.hasPrivilege('manage_user');
res.render('user_edit', {
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edited_user: user,
error_info: null
});
} catch (e) {
syzoj.log(e);
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res.render('error', {
err: e
});
}
});
app.post('/user/:id/edit', async (req, res) => {
let user;
try {
let id = parseInt(req.params.id);
user = await User.fromID(id);
if (!user) throw new ErrorMessage('无此用户。');
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let allowedEdit = await user.isAllowedEditBy(res.locals.user);
if (!allowedEdit) throw new ErrorMessage('您没有权限进行此操作。');
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if (req.body.old_password && req.body.new_password) {
if (user.password !== req.body.old_password && !await res.locals.user.hasPrivilege('manage_user')) throw new ErrorMessage('旧密码错误。');
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user.password = req.body.new_password;
}
if (res.locals.user && await res.locals.user.hasPrivilege('manage_user')) {
if (!syzoj.utils.isValidUsername(req.body.username)) throw new ErrorMessage('无效的用户名。');
user.username = req.body.username;
}
if (res.locals.user && res.locals.user.is_admin) {
if (!req.body.privileges) {
req.body.privileges = [];
} else if (!Array.isArray(req.body.privileges)) {
req.body.privileges = [req.body.privileges];
}
let privileges = req.body.privileges;
await user.setPrivileges(privileges);
}
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user.email = req.body.email;
user.information = req.body.information;
user.sex = req.body.sex;
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await user.save();
if (user.id === res.locals.user.id) res.locals.user = user;
user.privileges = await user.getPrivileges();
res.locals.user.allowedManage = await res.locals.user.hasPrivilege('manage_user');
res.render('user_edit', {
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edited_user: user,
error_info: ''
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});
} catch (e) {
user.privileges = await user.getPrivileges();
res.locals.user.allowedManage = await res.locals.user.hasPrivilege('manage_user');
res.render('user_edit', {
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edited_user: user,
error_info: e.message
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});
}
});