public function getCorrect()
{
$lines = new Dase_DBO_ExerciseLine($this->db);
$lines->exercise_id = $this->id;
$lines->orderBy('correct_sort_order');
$correct = '';
foreach ($lines->findAll(1) as $line) {
$correct .= $line->id . '|';
}
return $correct;
}
public function postToExerciseLines($r)
{
$exercise = new Dase_DBO_Exercise($this->db);
$exercise->load($r->get('id'));
$exercise->deleteLines();
// lines
$text = $r->get('text');
$lines = explode("\n", $text);
$sort = 0;
foreach ($lines as $line_text) {
$line_text = trim($line_text);
if ($line_text) {
$sort += 1;
$line = new Dase_DBO_ExerciseLine($this->db);
$line->text = $line_text;
$line->exercise_id = $exercise->id;
$line->correct_sort_order = $sort;
$line->insert();
}
}
$r->renderRedirect('exercise/' . $exercise->id . '/edit');
}
