TbHtml::normalizeTabs PHP Method

    protected static function normalizeTabs($tabs, &$panes, $i = 0)
    {
        $menuItems = array();
        foreach ($tabs as $tabOptions) {
            if (isset($tabOptions['visible']) && $tabOptions['visible'] === false) {
                continue;
            }
            $menuItem = array();
            $menuItem['icon'] = TbArray::popValue('icon', $tabOptions);
            $menuItem['label'] = TbArray::popValue('label', $tabOptions, '');
            $menuItem['active'] = TbArray::getValue('active', $tabOptions, false);
            $menuItem['disabled'] = TbArray::popValue('disabled', $tabOptions, false);
            $menuItem['linkOptions'] = TbArray::popValue('linkOptions', $tabOptions, array());
            $menuItem['htmlOptions'] = TbArray::popValue('htmlOptions', $tabOptions, array());
            $items = TbArray::popValue('items', $tabOptions, array());
            if (!empty($items)) {
                $menuItem['linkOptions']['data-toggle'] = 'dropdown';
                $menuItem['items'] = self::normalizeTabs($items, $panes, $i);
            } else {
                $paneOptions = TbArray::popValue('paneOptions', $tabOptions, array());
                $id = $paneOptions['id'] = TbArray::popValue('id', $tabOptions, 'tab_' . ++$i);
                $menuItem['linkOptions']['data-toggle'] = 'tab';
                $menuItem['url'] = '#' . $id;
                self::addCssClass('tab-pane', $paneOptions);
                if (TbArray::popValue('fade', $tabOptions, true)) {
                    self::addCssClass('fade', $paneOptions);
                }
                if (TbArray::popValue('active', $tabOptions, false)) {
                    self::addCssClass('active in', $paneOptions);
                }
                $paneContent = TbArray::popValue('content', $tabOptions, '');
                $panes[] = self::tag('div', $paneOptions, $paneContent);
            }
            $menuItems[] = $menuItem;
        }
        return $menuItems;
    }