Html::formatNumber PHP Method

    static function formatNumber($number, $edit = false, $forcedecimal = -1)
    {
        global $CFG_GLPI;
        // Php 5.3 : number_format() expects parameter 1 to be double,
        if ($number == "") {
            $number = 0;
        } else {
            if ($number == "-") {
                // used for not defines value (from Infocom::Amort, p.e.)
                return "-";
            }
        }
        $number = doubleval($number);
        $decimal = $CFG_GLPI["decimal_number"];
        if ($forcedecimal >= 0) {
            $decimal = $forcedecimal;
        }
        // Edit : clean display for mysql
        if ($edit) {
            return number_format($number, $decimal, '.', '');
        }
        // Display : clean display
        switch ($_SESSION['glpinumber_format']) {
            case 0:
                // French
                return str_replace(' ', ' ', number_format($number, $decimal, '.', ' '));
            case 2:
                // Other French
                return str_replace(' ', ' ', number_format($number, $decimal, ',', ' '));
            case 3:
                // No space with dot
                return number_format($number, $decimal, '.', '');
            case 4:
                // No space with comma
                return number_format($number, $decimal, ',', '');
            default:
                // English
                return number_format($number, $decimal, '.', ',');
        }
    }

 static function pdfForTicket(PluginPdfSimplePDF $pdf, Ticket $job)
 {
     global $CFG_GLPI, $DB;
     $ID = $job->getField('id');
     //////////////followups///////////
     $query = "SELECT *\n                FROM `glpi_ticketcosts`\n                WHERE `tickets_id` = '{$ID}'\n                ORDER BY `begin_date`";
     $result = $DB->query($query);
     if (!$DB->numrows($result)) {
         $pdf->setColumnsSize(100);
         $pdf->displayLine(__('No ticket cost for this ticket', 'pdf'));
     } else {
         $pdf->setColumnsSize(60, 20, 20);
         $pdf->displayTitle("<b>" . TicketCost::getTypeName($DB->numrows($result)), __('Ticket duration'), CommonITILObject::getActionTime($job->fields['actiontime']) . "</b>");
         $pdf->setColumnsSize(20, 10, 10, 10, 10, 10, 10, 10, 10);
         $pdf->setColumnsAlign('center', 'center', 'center', 'left', 'right', 'right', 'right', 'right', 'right');
         $pdf->displayTitle("<b><i>" . __('Name') . "</i></b>", "<b><i>" . __('Begin date') . "</i></b>", "<b><i>" . __('End date') . "</i></b>", "<b><i>" . __('Budget') . "</i></b>", "<b><i>" . __('Duration') . "</i></b>", "<b><i>" . __('Time cost') . "</i></b>", "<b><i>" . __('Fixed cost') . "</i></b>", "<b><i>" . __('Material cost') . "</i></b>", "<b><i>" . __('Total cost') . "</i></b>");
         while ($data = $DB->fetch_array($result)) {
             $cost = TicketCost::computeTotalCost($data['actiontime'], $data['cost_time'], $data['cost_fixed'], $data['cost_material']);
             $pdf->displayLine($data['name'], Html::convDate($data['begin_date']), Html::convDate($data['end_date']), Dropdown::getDropdownName('glpi_budgets', $data['budgets_id']), CommonITILObject::getActionTime($data['actiontime']), Html::formatNumber($data['cost_time']), Html::formatNumber($data['cost_fixed']), Html::formatNumber($data['cost_material']), Html::formatNumber($cost));
             $total_time += $data['actiontime'];
             $total_costtime += $data['actiontime'] * $data['cost_time'] / HOUR_TIMESTAMP;
             $total_fixed += $data['cost_fixed'];
             $total_material += $data['cost_material'];
             $total += $cost;
         }
         $pdf->setColumnsSize(50, 10, 10, 10, 10, 10);
         $pdf->setColumnsAlign('right', 'right', 'right', 'right', 'right', 'right');
         $pdf->displayLine('<b>' . __('Total'), CommonITILObject::getActionTime($total_time), Html::formatNumber($total_costtime), Html::formatNumber($total_fixed), Html::formatNumber($total_material), Html::formatNumber($total));
     }
     $pdf->displaySpace();
 }