mirror of
https://github.com/renbaoshuo/S2OJ.git
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62 lines
1.4 KiB
PHP
62 lines
1.4 KiB
PHP
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<?php
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class UOJList {
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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 lists",
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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 UOJList($info);
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}
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public function __construct($info) {
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$this->info = $info;
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}
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public function getProblemIDs() {
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return array_map(fn ($x) => $x['problem_id'], DB::selectAll([
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DB::lc(), "select problem_id from lists_problems",
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"where", ['list_id' => $this->info['id']],
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"order by problem_id"
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]));
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}
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public function hasProblem(UOJProblem $problem) {
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return DB::selectFirst([
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DB::lc(), "select 1 from lists_problems",
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"where", [
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'list_id' => $this->info['id'],
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'problem_id' => $problem->info['id']
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]
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]) != null;
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}
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public function userCanManage(array $user = null) {
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return isSuperUser($user);
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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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return true;
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}
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}
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UOJList::$table_for_content = 'lists_contents';
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UOJList::$key_for_content = 'id';
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UOJList::$fields_for_content = ['*'];
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UOJList::$table_for_tags = 'lists_tags';
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UOJList::$key_for_tags = 'list_id';
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