src/Form/View/Helper/SummaryForm.php
public function renderSummary(SummaryFormInterface $form)
    {
        $form->prepare();
        $baseFieldset = $form->getBaseFieldset();
        if (!isset($baseFieldset)) {
            throw new \InvalidArgumentException('For the Form ' . get_class($form) . ' there is no Basefieldset');
        }

        $dataAttributesMarkup = '';
        
        foreach ($form->getAttributes() as $dataKey => $dataValue) {
            if (preg_match('/^data-/', $dataKey)) {
                $dataAttributesMarkup .= sprintf(' %s="%s"', $dataKey, $dataValue);
            }
        }
        
        $markup = '<div class="panel panel-default" style="min-height: 100px;"' . $dataAttributesMarkup . '>
                    <div class="panel-body"><div class="sf-controls">%s</div>%s</div></div>';

        $view = $this->getView();
        $buttonMarkup = false === $form->getOption('editable')
                      ? ''
                      : '<button type="button" class="btn btn-default btn-xs sf-edit">'
                        . '<span class="yk-icon yk-icon-edit"></span> '
                        . $view->translate('Edit')
                        . '</button>';
        
        if (($controlButtons = $form->getOption('control_buttons')) !== null) {
            $buttonMarkup .= PHP_EOL . implode(PHP_EOL, array_map(function (array $buttonSpec) use ($view) {
                return '<button type="button" class="btn btn-default btn-xs' . (isset($buttonSpec['class']) ? ' ' . $buttonSpec['class'] : '') . '">'
                    . (isset($buttonSpec['icon']) ? '<span class="yk-icon yk-icon-' . $buttonSpec['icon'] . '"></span> ' : '')
                    . $view->translate($buttonSpec['label'])
                    . '</button>';
            }, $controlButtons));
        }

        $elementMarkup = $this->renderSummaryElement($baseFieldset);


        return sprintf($markup, $buttonMarkup, $elementMarkup);
    }
public function renderSummary(SummaryFormInterface $form)
    {
        $form->prepare();
        $baseFieldset = $form->getBaseFieldset();
        if (!isset($baseFieldset)) {
            throw new \InvalidArgumentException('For the Form ' . get_class($form) . ' there is no Basefieldset');
        }

        $dataAttributesMarkup = '';
        
        foreach ($form->getAttributes() as $dataKey => $dataValue) {
            if (preg_match('/^data-/', $dataKey)) {
                $dataAttributesMarkup .= sprintf(' %s="%s"', $dataKey, $dataValue);
            }
        }
        
        $markup = '<div class="panel panel-default" style="min-height: 100px;"' . $dataAttributesMarkup . '>
                    <div class="panel-body"><div class="sf-controls">%s</div>%s</div></div>';

        $view = $this->getView();
        $buttonMarkup = false === $form->getOption('editable')
                      ? ''
                      : '<button type="button" class="btn btn-default btn-xs sf-edit">'
                        . '<span class="yk-icon yk-icon-edit"></span> '
                        . $view->translate('Edit')
                        . '</button>';
        
        if (($controlButtons = $form->getOption('control_buttons')) !== null) {
            $buttonMarkup .= PHP_EOL . implode(PHP_EOL, array_map(function (array $buttonSpec) use ($view) {
                return '<button type="button" class="btn btn-default btn-xs' . (isset($buttonSpec['class']) ? ' ' . $buttonSpec['class'] : '') . '">'
                    . (isset($buttonSpec['icon']) ? '<span class="yk-icon yk-icon-' . $buttonSpec['icon'] . '"></span> ' : '')
                    . $view->translate($buttonSpec['label'])
                    . '</button>';
            }, $controlButtons));
        }

        $elementMarkup = $this->renderSummaryElement($baseFieldset);


        return sprintf($markup, $buttonMarkup, $elementMarkup);
    }
Only renders the summary representation of a summary form

@param SummaryFormInterface $form
@return string