<?php
    require_once(dirname(dirname(dirname(dirname(__FILE__))))."/engine/engine.php");

    $TeKe->plugin->test_constructor_gatekeeper(); 

    $ids = get_input('assessment');
    if (!is_array($ids) && $ids != "") $ids = array($ids);
    
    $forward_to = "assessments/view";
    
    $input_values = get_inputs();
    $_SESSION['input_values'] = $input_values;
    if (get_input('delete_button', false)) {
        if (!is_array($ids)) {
            $TeKe->add_system_message(_("Delete failed"), 'error');
            forward($forward_to);
        } else {
            $delete_failed = false;
            foreach ($ids as $id) {
                if (!$TeKe->plugin->deleteType("assessment", $id)) {
                    $delete_failed = true;
                }
            }
            if ($delete_failed) {
                $TeKe->add_system_message(_("At least one of the deletions failed."), 'error');
                forward($forward_to);
            }
        }
        $TeKe->add_system_message(_("Deleted"));
    } else if (get_input('statistics_button', false)){
        if (!is_array($ids)) {
            forward($forward_to);
        } 
        header("Content-type: text/csv;charset=utf-8");
        header("Content-Disposition: attachment; filename=statistics.csv");
        $csv_content_list = $TeKe->plugin->assessments->getAssessmentsStatistics($ids);
        $filename = tempnam(sys_get_temp_dir(), "statistics.csv");
        $csv_file = fopen($filename, "w");
        foreach ($csv_content_list as $fields) {
            fputcsv($csv_file, $fields);
        }
        fclose($csv_file);
        $file_content = file_get_contents($filename);
        unlink($filename);
        echo $file_content;
        exit;
    
    } else {
        $TeKe->add_system_message(_("No action"));
    }
    forward($forward_to);
?>