/**
* 添加考场在考人员统计
* @return mixed
*/
public function set_exam_place_member($exam_id = 0, $place_id = 0, $uid = 0)
{
$exam_id = intval($exam_id);
$place_id = intval($place_id);
$uid = intval($uid);
if ($uid <= 0) {
return false;
}
/**
* source: redis
* key: exam:place:student:testting-exam_id:place_id
* type: sets
* value : uid
*/
$redis = $this->redis_model;
$key = $this->pre . "exam:place:student:testting-{$exam_id}:{$place_id}";
$val = $uid;
if ($redis->sismember($key, $uid)) {
//添加日志
demo_exam_log(EXAM_LOG_RELOGIN_IN_TESTTING, null, $uid);
// throw new Exception('抱歉，该考生已经在考试中.');
} else {
$redis->sadd($key, $uid);
}
return true;
}
/**
* 考生日志记录
*/
public function push()
{
$action = $this->input->post('act');
$data = $this->input->post('data');
if ($action && ($log_type = Log_type_desc::get_log_alia($action))) {
$log_content = array('time' => date('Y-m-d H:i:s'));
$data = (array) json_decode($data);
if (is_array($data) && count($data)) {
switch ($log_type) {
case EXAM_LOG_WINDOW_BLUR:
if (isset($data['count'])) {
$log_content = '离开考试界面 ' . $data['count'] . ' 次';
}
break;
case EXAM_LOG_WINDOW_BLUR_LONG_TIME:
if (isset($data['time'])) {
$min = ceil($data['time'] / 60);
if ($min >= 2) {
$log_content = '离开考试界面 2 分钟以上';
} else {
$log_content = '离开考试界面 ' . $min . ' 分钟';
}
}
break;
}
}
demo_exam_log($log_type, $log_content);
die;
}
}
/**
* 检查考试状态
* 1、是否已结束
* 2、是否学生已交卷
*/
function check_exam_status($subject_id)
{
$segment_controller = $this->uri->rsegment(1);
$segment_action = $this->uri->rsegment(2);
//如果考生已经交卷，转到成功，提交成功等待页
$report_mark = $this->session->userdata('report_mark');
if ($report_mark != '' && ($segment_controller != 'test' && $segment_action != 'report')) {
redirect('demo/test/report?act=doing');
}
$current_exam = $this->get_session_current_exam();
if (!isset($current_exam['exam_pid'])) {
redirect('demo/index/login?subject_id=' . $subject_id);
}
//检查该考生是否已经交卷
$this->load->model('demo/exam_test_paper_model');
$uid = $this->session->userdata('demo_exam_uid');
$student_test_status = $this->exam_test_paper_model->get_student_test_status($current_exam['place_id'], $uid);
if ($student_test_status !== false && $student_test_status != 0 && ($segment_controller != 'index' && $segment_action != 'login')) {
//清除考生会话信息
$this->load->model('demo/student_model');
$this->student_model->destory_exam_student_session();
//作弊行为
if ($student_test_status < 0) {
message('很遗憾，您在本场考试中有作弊行为，无法继续考试.', 'demo/index/login');
} else {
if ($this->session->userdata('report_mark')) {
message('抱歉，您已经交卷了.', 'demo/test/report?act=get');
} else {
message('抱歉，您已经交卷了.', 'demo/index/login?subject_id=' . $subject_id);
}
}
} else {
//判断该考生是否有离开考试界面嫌疑
$this->load->model('demo/student_log_stat_model', 'log_stat_model');
if ($this->log_stat_model->has_beyond_active_time($current_exam['exam_id'], $current_exam['place_id'], $uid)) {
//添加考生日志,如果系统已经添加了该日志记录，则跳过
$log_type = EXAM_LOG_LEAVE_TEST_PAGE;
$exam_pid = $current_exam['exam_id'];
$place_id = $current_exam['place_id'];
$last_active_time = $this->log_stat_model->get_student_last_active_time($current_exam['exam_id'], $current_exam['place_id'], $uid);
$result = $this->db->query("select count(*) as count from {pre}exam_logs where exam_id={$exam_pid} and place_id={$place_id} and uid={$uid} and type={$log_type} and ctime>='{$last_active_time}'")->row();
if (!$result->count) {
demo_exam_log($log_type);
}
}
}
}
/**
* 学生登录检查
*/
public function check_login()
{
//获取当前
$current_exam = $this->exam_model->get_session_current_exam(true);
$exam_ticket = trim($this->input->post('exam_ticket'));
$password = $this->input->post('password');
if (!strlen($exam_ticket)) {
output_json(CODE_ERROR, '请输入正确的准考证号.');
}
if (!is_email($exam_ticket) && !is_idcard($exam_ticket) && !is_numeric($exam_ticket)) {
output_json(CODE_ERROR, '请输入合法的登陆帐号.');
}
if (!strlen($password)) {
output_json(CODE_ERROR, '密码不能为空.');
}
//检查帐号密码是否正确
$this->load->model('demo/student_model');
$student = $this->student_model->is_valid_student($exam_ticket, $password);
if (!$student) {
output_json(CODE_ERROR, '登陆帐号或密码不正确，请检查.');
}
$place_id = $current_exam['place_id'];
$user_id = $student['uid'];
//设置考生考卷信息
$place_id = $current_exam['place_id'];
$uid = $student['uid'];
$this->load->model('demo/exam_test_paper_model');
$test_paper_model = $this->exam_test_paper_model;
//设定考生考卷
/**
* 需要事先判断 本场考试 是否已经分配考生试卷
*/
$test_papers = $test_paper_model->get_stduent_test_paper($place_id, $uid, 'etp_flag,etp_id', null);
if (!count($test_papers)) {
$insert_ids = $test_paper_model->set_student_test_paper($place_id, $uid);
//设置考试记录
if ($insert_ids === false) {
output_json(CODE_ERROR, '抱歉，该学科未分配样卷.', array(), 'demo/index/login');
}
if (count($insert_ids)) {
$this->session->set_userdata(array('etp_id' => implode(',', $insert_ids)));
}
} else {
$etp_flag = $test_papers[0]['etp_flag'];
if ($etp_flag < 0) {
output_json(CODE_ERROR, '很遗憾，您在本场考试中有作弊行为，无法继续考试.', array(), 'demo/index/login');
} elseif ($etp_flag > 0) {
//用于生成测评报告标识
$all_userdata = $this->session->all_userdata();
$report_mark = $all_userdata['exam_pid'] . '_' . $all_userdata['subject_id'] . '_' . $uid . '_' . $all_userdata['exam_id'];
$this->session->set_userdata('report_mark', $report_mark);
output_json(CODE_SUCCESS, '抱歉，您已经交卷了, 将为您跳转到您的测评报告.', array(), 'setTimeout(function () {window.location.href="' . site_url('demo/test/report/?act=get') . '";}, 3000);');
//message('抱歉，您已经交卷了, 将为您跳转到您的测评报告.', 'demo/test/report?act=get');
}
}
//添加考场在考人员统计
//检查考生是否已经登录过
$this->load->model('demo/student_log_stat_model');
try {
$this->student_log_stat_model->set_exam_place_member($current_exam['exam_id'], $current_exam['place_id'], $user_id);
} catch (Exception $e) {
output_json(CODE_ERROR, $e->getMessage());
}
//==================登录成功操作========================
//考生登录成功，将考生信息保存在session
$student['demo_exam_uid'] = $student['uid'];
//补齐当前考生的 学校 & 年级信息
$this->load->model('demo/school_model');
$school = $this->school_model->get_school_by_id($student['school_id']);
$student['school_name'] = count($school) ? $school['school_name'] : '--';
//获取年级信息
$grade_id = $student['grade_id'];
$grades = C('grades');
$student['grade_name'] = isset($grades[$grade_id]) ? $grades[$grade_id] : '--';
//设置考生的会话
$this->student_model->set_exam_student_session($student);
//判断该考生是否有离开考试界面嫌疑
$this->load->model('demo/student_log_stat_model', 'log_stat_model');
if ($this->log_stat_model->has_beyond_active_time($current_exam['exam_id'], $current_exam['place_id'], $uid)) {
//机考日志
demo_exam_log(EXAM_LOG_RELOGIN_AFTER_LEAVE_TEST_PAGE);
$this->log_stat_model->set_exam_place_student_active_status($current_exam['exam_id'], $current_exam['place_id'], $uid);
} else {
//机考日志
demo_exam_log(EXAM_LOG_LOGIN, array('ip' => $this->input->ip_address()));
}
output_json(CODE_SUCCESS);
}