/**
* Downloads all dyslexia scores as a .csv-file.
*/
public function download()
{
if (current_role() !== UserRole::Admin) {
flashdata(lang('not_authorized'));
redirect('/dyslexia/', 'refresh');
}
$csv = dyslexia_to_csv($this->dyslexiaModel->get_all_dyslexias());
// Generate filename
$filename = 'dyslexia_' . mdate("%Y%m%d_%H%i", time()) . '.csv';
// Download the file
force_download($filename, $csv);
}
/**
* Downloads all dyslexia data of an experiment as a .csv-file.
* @param integer $experiment_id
*/
public function download_dyslexia($experiment_id)
{
// Retrieve the scores and convert to .csv
$participants = $this->experimentModel->get_participants_by_experiment($experiment_id, TRUE);
$result = array();
foreach ($participants as $participant) {
$result = array_merge($result, $this->dyslexiaModel->get_dyslexias_by_participant($participant->id));
}
$csv = dyslexia_to_csv($result, $experiment_id);
// Generate filename
$experiment_name = $this->experimentModel->get_experiment_by_id($experiment_id)->name;
$escaped = preg_replace('/[^A-Za-z0-9_\\-]/', '_', $experiment_name);
$filename = $escaped . '_dyslexia_' . mdate("%Y%m%d_%H%i", time()) . '.csv';
// Download the file
force_download($filename, $csv);
}