function between_last($this, $that, $inthat)
{
return after_last($this, before_last($that, $inthat));
}
function between_last($needleStart, $needleEnd, $haystack)
{
return after_last($needleStart, before_last($needleEnd, $haystack));
}
function between($this, $that, $inthat)
{
return before_last($that, after($this, $inthat));
}
$class = "col-md-3";
break;
case 5:
case 6:
$class = "col-md-2";
break;
default:
$class = "col-md-1";
}
if ($_SESSION['num_respuestas'] == 1) {
// Caso respuesta abierta
//Caso preguntas parametricas
if ($_SESSION['parametros'] == 't') {
//Aqui se deberia llamar a matlab y generar la respuesta correcta
$path = 'cd scriptPregunta/' . $_SESSION['materias_id'] . '/;';
$matlab = 'matlab -nodisplay -nojvm -r "' . before_last('.m', $_SESSION['script']) . '(';
for ($j = 1; $j < $i; $j++) {
if ($j != 1) {
$matlab = $matlab . ",";
}
$matlab = $matlab . $parametros[$j];
}
$matlab = $matlab . '),quit;"';
$solve = shell_exec($path . $matlab);
$_SESSION['correcta'] = trim(after("=", $solve));
//Error en la llamada a matlab por alguna razon(permisos/sobrecarga...)
if ($_SESSION['correcta'] == null || $_SESSION['correcta'] == '') {
pg_query($con, 'ROLLBACK;');
$guardado = FALSE;
//Si ha ido todo bien cerramos la transaccion
} else {
