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 Sequelize = require('sequelize');
let db = syzoj.db;
let User = syzoj.model('user');
let TestData = syzoj.model('testdata');
let model = db.define('problem', {
id: { type: Sequelize.INTEGER, primaryKey: true, autoIncrement: true },
title: { type: Sequelize.STRING(80) },
user_id: {
type: Sequelize.INTEGER,
references: {
model: 'user',
key: 'id'
}
},
description: { type: Sequelize.TEXT },
input_format: { type: Sequelize.TEXT },
output_format: { type: Sequelize.TEXT },
example: { type: Sequelize.TEXT },
limit_and_hint: { type: Sequelize.TEXT },
time_limit: { type: Sequelize.INTEGER },
memory_limit: { type: Sequelize.INTEGER },
testdata_id: {
type: Sequelize.INTEGER,
references: {
model: 'file',
key: 'id'
}
},
ac_num: { type: Sequelize.INTEGER },
submit_num: { type: Sequelize.INTEGER },
is_public: { type: Sequelize.BOOLEAN },
file_io: { type: Sequelize.BOOLEAN },
file_io_input_name: { type: Sequelize.TEXT },
file_io_output_name: { type: Sequelize.TEXT }
}, {
timestamps: false,
tableName: 'problem',
indexes: [
{
fields: ['title'],
},
{
fields: ['user_id'],
}
]
});
let Model = require('./common');
class Problem extends Model {
static async create(val) {
return Problem.fromRecord(Problem.model.build(Object.assign({
title: '',
user_id: '',
description: '',
input_format: '',
output_format: '',
example: '',
limit_and_hint: '',
time_limit: syzoj.config.default.problem.time_limit,
memory_limit: syzoj.config.default.problem.memory_limit,
ac_num: 0,
submit_num: 0,
is_public: false,
file_io: false,
file_io_input_name: 'data.in',
file_io_output_name: 'data.out'
}, val)));
}
async loadRelationships() {
this.user = await User.fromID(this.user_id);
this.testdata = await TestData.fromID(this.testdata_id);
}
async isAllowedEditBy(user) {
return user && (user.is_admin || this.user_id === user.id);
}
async isAllowedUseBy(user) {
return this.is_public || (user && (user.is_admin || this.user_id === user.id));
}
async updateTestdata(path) {
let fs = Promise.promisifyAll(require('fs'));
let buf = await fs.readFileAsync(path);
let md5 = require('md5');
let key = md5(buf);
await fs.rename(path, TestData.resolvePath(key));
let file = await TestData.create({
filename: `test_data_${this.id}.zip`,
md5: key
});
await file.save();
this.testdata_id = file.id;
}
async getJudgeState(user, acFirst) {
if (!user) return null;
let JudgeState = syzoj.model('judge_state');
let where = {
user_id: user.id,
problem_id: this.id
};
if (acFirst) {
where.status = 'Accepted';
let state = await JudgeState.findOne({
where: where,
order: [['submit_time', 'desc']]
});
if (state) return state;
}
if (where.status) delete where.status;
return await JudgeState.findOne({
where: where,
order: [['submit_time', 'desc']]
});
}
getModel() { return model; }
}
Problem.model = model;
module.exports = Problem;