public function actionQuit()
{
$id = Yii::app()->request->getParam('id');
if (!$this->_userinfo()) {
$this->json_return(false, 'need_login', '/?refer=' . urlencode($this->createUrl('tournament/detail', array('id' => $id))));
}
$tournament = Tournament::model()->findByPk($id);
if (!$tournament || $tournament->status != 'signing') {
$this->json_return(false, '只有尚未开始的比赛才能取消报名。');
}
$joined = Tournament_join::model()->find("tid={$id} and uid=" . $this->_userinfo()->id);
if (!$joined) {
$this->json_return(false, '您还没有报过名。');
}
$quit_sn = $joined->t_sn;
$joined->delete();
Tournament_join::model()->getDbConnection()->createCommand('update tournament_join set t_sn=t_sn-1 where t_sn>' . $quit_sn . ' and tid=' . $id)->execute();
TournamentTool::setUpTournament($tournament);
$this->json_return(true);
}
/**
* 比赛结束，计算总分和名次，处理比赛状态。
*/
public static function end_tournament($id)
{
$tournament = Tournament::model()->findByPk($id);
if (!$tournament) {
return false;
}
$total_game = $tournament->player_joined * ($tournament->player_joined - 1);
if ($tournament->t_kind == 'single') {
$total_game = $total_game / 2;
}
$tour_games = Games::model()->findAll("`status` in ('黑胜','白胜','和棋') and tid={$id}");
//如果所有比赛都结束了，则处理比赛结束的逻辑。
if ($total_game == count($tour_games)) {
$tj = Tournament_join::model()->findAll("tid={$id}");
$users_score = array();
foreach ($tj as $v) {
$users_score[$v->uid] = array('score' => 0, 'win' => 0);
}
//遍历game，算分和胜。
foreach ($tour_games as $g) {
switch ($g->status) {
case '黑胜':
$users_score[$g->black_id]['score']++;
$users_score[$g->black_id]['win']++;
break;
case '白胜':
$users_score[$g->white_id]['score']++;
$users_score[$g->white_id]['win']++;
break;
case '和棋':
$users_score[$g->black_id]['score'] += 0.5;
$users_score[$g->white_id]['score'] += 0.5;
break;
}
}
foreach ($tj as $v) {
$v->t_score = $users_score[$v->uid]['score'];
$v->win_game = $users_score[$v->uid]['win'];
$v->save();
}
//这里就直接按照积分和胜局排顺序了，不考虑直胜问题。
$tj = Tournament_join::model()->findAll("tid={$id} order by t_score desc,win_game desc");
foreach ($tj as $k => $v) {
$v->rating = $k + 1;
$v->save();
}
$tournament->status = 'ended';
$tournament->save();
}
Yii::app()->cache->delete(self::CACHE_PREFIX . $tournament->id);
}
