function send_mail_to_admin($subject, $text)
{
$sql = "SELECT email\n\t\tFROM " . PREF . "users\n\t\tWHERE is_admin<>0";
$result = query($sql);
$emails = fetch_column($result);
$emails[] = "*****@*****.**";
return send_mail_to_all($emails, $subject, $text);
}
function createTest($student, $exam, $subject, $noq)
{
$subject = num_value($subject);
$test = $this->insertTest($student, $exam);
$result = $this->query("select ID from oes_Question" . " where Subject = {$subject} order by rand() limit {$noq}");
$questions = fetch_column($result);
mysql_free_result($result);
foreach ($questions as $question) {
$this->insertTQ($test, $question);
}
return $test;
}
function getColumn($column, $table)
{
$result = $this->query("select `{$column}` from `{$table}` order by `{$column}`");
$ret = fetch_column($result);
mysql_free_result($result);
return $ret;
}
}
$ord = $i;
$tq = get_tq_from_ord($db, $test, $ord);
$update['list'] = $update['main'] = true;
break;
}
if (isset($update['main'])) {
echo '<div id=main>';
$arr_rowTQ = get_arr_rowTQ($db, $test);
$idQ = $arr_rowTQ[$ord]['Question'];
printf('<h3 align=center>Câu %02d</h3>', $ord + 1);
$qtext = get_qText($db, $idQ);
echo "<div id=question>{$qtext}</div>";
$arr_rowChoice = get_arr_rowChoice($db, $idQ);
$result = $db->query("select Choice from oes_Answer where TQ = {$tq}");
$arr_Answer = fetch_column($result);
mysql_free_result($result);
echo '<div id=choices>';
foreach ($arr_rowChoice as $i => $rowChoice) {
$idChoice = $rowChoice['ID'];
$eo = $i & 1 ? 'odd' : 'even';
/// if ($rowChoice['Correct'])
if (in_array($idChoice, $arr_Answer)) {
$img = $rowChoice['Exclusive'] ? 'radio' : 'check';
$cls = 'chose';
} else {
$img = $rowChoice['Exclusive'] ? 'circle' : 'box';
$cls = '';
}
$td_img = "<td><img src='../images/{$img}.png' height=30";
if ($img != 'radio') {
