mirror of
https://github.com/renbaoshuo/S2OJ.git
synced 2024-11-26 13:48:41 +00:00
375 lines
9.0 KiB
PHP
375 lines
9.0 KiB
PHP
<?php
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// this class depends on getUOJConf from uoj-judger-lib.php sometimes
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// be sure to include the lib
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// TODO: move getUOJConf into a static class independent of uoj-judger-lib.php
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class UOJProblem {
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use UOJDataTrait;
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use UOJArticleTrait;
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public static function query($id) {
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if (!isset($id) || !validateUInt($id)) {
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return null;
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}
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$info = DB::selectFirst([
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"select * from problems",
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"where", ['id' => $id]
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]);
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if (!$info) {
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return null;
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}
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return new UOJProblem($info);
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}
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public static function upgradeToContestProblem() {
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return (new UOJContestProblem(self::cur()->info, UOJContest::cur()))->setAsCur()->valid();
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}
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public static function userCanManageSomeProblem(array $user = null) {
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if (!$user) {
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return false;
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}
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if (isSuperUser($user) || UOJUser::checkPermission($user, 'problems.manage')) {
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return true;
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}
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return DB::selectFirst([
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DB::lc(), "select 1 from problems_permissions",
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"where", [
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'username' => $user['username']
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], DB::limit(1)
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]) != null || DB::selectFirst([
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DB::lc(), "select 1 from problems",
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"where", [
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"uploader" => $user['username'],
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], DB::limit(1),
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]) != null;
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}
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public static function userCanCreateProblem(array $user = null) {
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if (!$user) {
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return false;
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}
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return isSuperUser($user) || UOJUser::checkPermission($user, 'problems.create');
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}
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public function __construct($info) {
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$this->info = $info;
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}
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public function getTitle(array $cfg = []) {
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$cfg += [
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'with' => 'id',
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'simplify' => false
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];
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$title = $this->info['title'];
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if ($cfg['simplify']) {
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$title = trim($title);
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$title = mb_ereg_replace('^(\[[^\]]*\]|【[^】]*】)', '', $title);
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$title = trim($title);
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}
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if ($cfg['with'] == 'id') {
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return "#{$this->info['id']}. {$title}";
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} else {
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return $title;
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}
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}
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public function getUri($where = '') {
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return "/problem/{$this->info['id']}{$where}";
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}
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public function getLink(array $cfg = []) {
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return HTML::link($this->getUri(), $this->getTitle($cfg));
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}
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public function getAttachmentUri() {
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return '/download/problem/' . $this->info['id'] . '/attachment.zip';
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}
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public function getMainDataUri() {
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return '/download/problem/' . $this->info['id'] . '/data.zip';
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}
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public function getUploaderLink() {
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return UOJUser::getLink($this->info['uploader'] ?: "root");
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}
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public function findInContests() {
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$res = DB::selectAll([
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"select contest_id from contests_problems",
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"where", ['problem_id' => $this->info['id']]
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]);
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$cps = [];
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foreach ($res as $row) {
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$cp = new UOJContestProblem($this->info, UOJContest::query($row['contest_id']));
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if ($cp->valid()) {
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$cps[] = $cp;
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}
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}
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return $cps;
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}
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public function userCanClickZan(array $user = null) {
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if ($this->userCanView($user)) {
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return true;
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}
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foreach ($this->findInContests() as $cp) {
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if ($cp->userCanClickZan($user)) {
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return true;
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}
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}
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return false;
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}
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public function getZanBlock() {
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return ClickZans::getBlock('P', $this->info['id'], $this->info['zan']);
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}
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public function getSubmissionRequirement() {
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return json_decode($this->info['submission_requirement'], true);
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}
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public function getExtraConfig($key = null) {
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$extra_config = json_decode($this->info['extra_config'], true);
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$extra_config += [
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'view_content_type' => 'ALL',
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'view_all_details_type' => 'ALL',
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'view_details_type' => 'ALL',
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'view_solution_type' => 'ALL',
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'submit_solution_type' => 'ALL_AFTER_AC',
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'need_to_review_hack' => false,
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'add_hack_as' => 'ex_test',
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];
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return $key === null ? $extra_config : $extra_config[$key];
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}
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public function getCustomTestRequirement() {
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$extra_config = json_decode($this->info['extra_config'], true);
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if (isset($extra_config['custom_test_requirement'])) {
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return $extra_config['custom_test_requirement'];
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} else {
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$answer = [
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'name' => 'answer',
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'type' => 'source code',
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'file_name' => 'answer.code'
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];
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foreach ($this->getSubmissionRequirement() as $req) {
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if ($req['name'] == 'answer' && $req['type'] == 'source code' && isset($req['languages'])) {
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$answer['languages'] = $req['languages'];
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}
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}
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return [
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$answer, [
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'name' => 'input',
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'type' => 'text',
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'file_name' => 'input.txt'
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]
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];
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}
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}
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public function userCanView(array $user = null, array $cfg = []) {
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$cfg += ['ensure' => false];
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if ($this->info['is_hidden'] && !$this->userCanManage($user)) {
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$cfg['ensure'] && UOJResponse::page404();
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return false;
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}
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if (!UOJUser::checkPermission($user, 'problems.view')) {
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$cfg['ensure'] && UOJResponse::page403();
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return false;
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}
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return true;
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}
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/**
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* Get a SQL cause to determine whether a user can view a problem
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* Need to be consistent with the member function userCanView
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*/
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public static function sqlForUserCanView(array $user = null) {
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if (isSuperUser($user) || UOJUser::checkPermission($user, 'problems.manage')) {
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return "(1)";
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} elseif (UOJProblem::userCanManageSomeProblem($user)) {
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return DB::lor([
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"problems.is_hidden" => false,
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DB::land([
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"problems.is_hidden" => true,
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DB::lor([
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[
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"problems.id", "in", DB::rawbracket([
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"select problem_id from problems_permissions",
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"where", ["username" => $user['username']]
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])
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],
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[
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"problems.id", "in", DB::rawbracket([
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"select problem_id from problems",
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"where", ["uploader" => $user['username']]
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])
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],
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])
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])
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]);
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} else {
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return "(problems.is_hidden = false)";
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}
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}
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public function isUserOwnProblem(array $user = null) {
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if (!$user) {
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return false;
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}
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return $user['username'] === $this->info['uploader'];
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}
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public function userPermissionCodeCheck(array $user = null, $perm_code) {
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switch ($perm_code) {
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case 'ALL':
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return true;
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case 'ALL_AFTER_AC':
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return $this->userHasAC($user);
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case 'NONE':
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return false;
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default:
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return null;
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}
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}
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public function userCanUploadSubmissionViaZip(array $user = null) {
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foreach ($this->getSubmissionRequirement() as $req) {
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if ($req['type'] == 'source code') {
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return false;
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}
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}
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return true;
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}
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public function userCanDownloadAttachments(array $user = null) {
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if ($this->userCanView($user)) {
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return true;
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}
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foreach ($this->findInContests() as $cp) {
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if ($cp->userCanDownloadAttachments($user)) {
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return true;
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}
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}
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return false;
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}
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public function userCanManage(array $user = null) {
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if (!$user) {
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return false;
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}
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if (isSuperUser($user) || $this->isUserOwnProblem($user) || UOJUser::checkPermission($user, 'problems.manage')) {
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return true;
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}
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return DB::selectFirst([
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DB::lc(), "select 1 from problems_permissions",
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"where", [
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'username' => $user['username'],
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'problem_id' => $this->info['id']
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]
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]) != null;
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}
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public function userCanDownloadTestData(array $user = null) {
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if ($this->userCanManage($user)) {
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return true;
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}
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if (!UOJUser::checkPermission($user, 'problems.download_testdata')) {
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return false;
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}
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$contests = UOJContest::queryContestsHasProblem($this);
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foreach ($contests as $contest) {
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if ($contest->userHasRegistered($user) && $contest->progress() <= CONTEST_IN_PROGRESS) {
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return false;
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}
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}
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return true;
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}
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public function preHackCheck(array $user = null) {
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return $this->info['hackable'] && (!$user || $this->userCanView($user));
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}
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public function needToReviewHack() {
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return $this->getExtraConfig('need_to_review_hack');
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}
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public function userHasAC(array $user = null) {
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if (!$user) {
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return false;
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}
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return DB::selectFirst([
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DB::lc(), "select 1 from best_ac_submissions",
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"where", [
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'submitter' => $user['username'],
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'problem_id' => $this->info['id']
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]
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]) != null;
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}
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public function preSubmitCheck() {
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return true;
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}
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public function additionalSubmissionComponentsCannotBeSeenByUser(array $user = null, UOJSubmission $submission) {
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return [];
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}
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public function getDataFolderPath() {
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return "/var/uoj_data/{$this->info['id']}";
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}
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public function getDataZipPath() {
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return "/var/uoj_data/{$this->info['id']}.zip";
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}
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public function getDataFilePath($name = '') {
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// return "zip://{$this->getDataZipPath()}#{$this->info['id']}/$name";
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return "{$this->getDataFolderPath()}/$name";
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}
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public function getProblemConfArray(string $where = 'data') {
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if ($where === 'data') {
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return getUOJConf($this->getDataFilePath('problem.conf'));
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} else {
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return null;
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}
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}
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public function getProblemConf(string $where = 'data') {
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if ($where === 'data') {
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return UOJProblemConf::getFromFile($this->getDataFilePath('problem.conf'));
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} else {
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return null;
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}
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}
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public function getNonTraditionalJudgeType() {
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$conf = $this->getProblemConf();
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if (!($conf instanceof UOJProblemConf)) {
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return false;
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}
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return $conf->getNonTraditionalJudgeType();
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}
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}
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UOJProblem::$table_for_content = 'problems_contents';
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UOJProblem::$key_for_content = 'id';
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UOJProblem::$fields_for_content = ['*'];
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UOJProblem::$table_for_tags = 'problems_tags';
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UOJProblem::$key_for_tags = 'problem_id';
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