public function getRightProgramCount($user_id, $eid, $start_timeC, $end_timeC)
{
$questionArr = QuestionBaseModel::instance()->getQuestionIds4ExamByType($eid, ProblemService::PROGRAM_PROBLEM_TYPE);
$questionIds = array();
foreach ($questionArr as $_q) {
$questionIds[] = $_q['question_id'];
}
if (empty($questionIds)) {
return 0;
}
$questionIdStr = implode('\',\'', $questionIds);
$questionIdStr = '\'' . $questionIdStr . '\'';
$count = 0;
// oj的pass_rate对于正确的时候不准, 添加这个作为容错处理
$rightProgramQuery = "select distinct(problem_id) as problem_id from solution where problem_id in ({$questionIdStr}) and " . "user_id='{$user_id}' and result=4 and in_date>'{$start_timeC}' and in_date<'{$end_timeC}'";
$rightIdAns = M()->query($rightProgramQuery);
$rightIds = array();
foreach ($rightIdAns as $p) {
$rightIds[] = $p['problem_id'];
$count = $count + 1;
}
$otherIds = array_diff($questionIds, $rightIds);
if (empty($otherIds)) {
return $count;
}
$otherIdStr = implode('\',\'', $otherIds);
$questionIdStr = '\'' . $otherIdStr . '\'';
$query = "select max(pass_rate) as rate from solution where problem_id in ({$questionIdStr}) and " . "user_id='{$user_id}' and in_date>'{$start_timeC}' and in_date<'{$end_timeC}' group by problem_id";
$data = M()->query($query);
foreach ($data as $d) {
if ($d['rate'] >= 0.98) {
$count = $count + 1;
} else {
$count = $count + $d['rate'];
}
}
return $count;
}
public function programRank()
{
$this->isCanWatchInfo($this->eid);
$where = array('exam_id' => $this->eid, 'type' => 4, 'answer_id' => 1);
$field = array('user_id', 'question_id', 'answer');
$programRank = M('ex_stuanswer')->field($field)->where($where)->select();
$userRank = array();
$users = array();
$unames = array();
$programCount = array();
$query = "select user_id, count(distinct question_id) as cnt" . " from ex_stuanswer where exam_id = " . $this->eid . " and type = 4 and answer_id = 1 and answer = 4 group by user_id order by cnt desc";
$acCount = M()->query($query);
foreach ($acCount as $ac) {
$programCount[$ac['user_id']] = $ac['cnt'];
$users[] = $ac['user_id'];
}
foreach ($programRank as $p) {
$userRank[$p['user_id']][$p['question_id']] = $p['answer'];
if (!in_array($p['user_id'], $users)) {
$users[] = $p['user_id'];
}
}
$userIds_chunk = array_chunk($users, 50);
foreach ($userIds_chunk as $_userIds) {
$where = array('user_id' => array('in', $_userIds));
$field = array('user_id', 'nick');
$_unames = M('users')->field($field)->where($where)->select();
foreach ($_unames as $_uname) {
$unames[$_uname['user_id']] = $_uname['nick'];
}
usleep(10000);
}
$query = array('exam_id' => $this->eid, 'type' => ProblemService::PROGRAM_PROBLEM_TYPE, 'order' => 'exp_qid');
$programs = QuestionBaseModel::instance()->queryData($query, array('question_id'));
$this->zadd('unames', $unames);
$this->zadd('userIds', $users);
$this->zadd('programIds', $programs);
$this->zadd('userRank', $userRank);
$this->zadd('programCount', $programCount);
$this->auto_display('ranklist');
}
public function addProgramProblem()
{
if (IS_POST && I('post.eid')) {
if (!check_post_key()) {
$this->echoError('发生错误！');
} else {
if (!$this->isCreator()) {
$this->echoError('You have no privilege of this exam');
} else {
$eid = I('post.eid', 0, 'intval');
$flag = ProblemService::instance()->addProgram2Exam($eid);
if ($flag === true) {
$this->success('程序题添加成功', U('Teacher/Problem/addProgramProblem', array('eid' => $eid, 'type' => 4)), 2);
} else {
$this->echoError('Invaild Path');
}
}
}
} else {
$ansrow = QuestionBaseModel::instance()->getQuestionIds4ExamByType($this->eid, ProblemService::PROGRAM_PROBLEM_TYPE);
$answernumC = count($ansrow);
$key = set_post_key();
$widgets = array('mykey' => $key, 'ansrow' => $ansrow, 'answernumC' => $answernumC);
$this->ZaddWidgets($widgets);
$this->auto_display('program');
}
}
protected function initExamQuestionCount()
{
$this->chooseCount = QuestionBaseModel::instance()->getQuestionCntByType($this->examId, ChooseBaseModel::CHOOSE_PROBLEM_TYPE);
$this->judgeCount = QuestionBaseModel::instance()->getQuestionCntByType($this->examId, JudgeBaseModel::JUDGE_PROBLEM_TYPE);
$this->fillCount = QuestionBaseModel::instance()->getQuestionCntByType($this->examId, FillBaseModel::FILL_PROBLEM_TYPE);
$this->programCount = QuestionBaseModel::instance()->getQuestionCntByType($this->examId, ProblemService::PROGRAM_PROBLEM_TYPE);
}
public function copyOneExam()
{
$eid = I('get.eid', 0, 'intval');
$row = ExamBaseModel::instance()->getExamInfoById($eid);
if (empty($row)) {
$this->echoError("No Such Exam!");
}
if (!$this->isOwner4ExamByUserId($row['creator'])) {
$this->echoError('You have no privilege!');
} else {
// copy exam's base info
unset($row['exam_id']);
$row['creator'] = $this->userInfo['user_id'];
$examId = ExamBaseModel::instance()->insertData($row);
if (empty($examId)) {
$this->echoError("复制考试失败,请刷新页面重试");
}
// copy exam's problem
$field = array('exam_id', 'question_id', 'type');
$res = QuestionBaseModel::instance()->getQuestionByExamId($eid, $field);
foreach ($res as &$r) {
$r['exam_id'] = $examId;
}
unset($r);
QuestionBaseModel::instance()->insertQuestions($res);
$this->success('考试复制成功!', U('/Teacher'), 1);
}
}