9.5/_split_button_8php_source.html

<?php

namespace ‪TYPO3\CMS\Backend\Template\Components\Buttons;


/*

 * This file is part of the TYPO3 CMS project.

 *

 * It is free software; you can redistribute it and/or modify it under

 * the terms of the GNU General Public License, either version 2

 * of the License, or any later version.

 *

 * For the full copyright and license information, please read the

 * LICENSE.txt file that was distributed with this source code.

 *

 * The TYPO3 project - inspiring people to share!

 */


class ‪SplitButton extends ‪AbstractButton

{

    protected ‪$containsPrimaryAction = false;


    protected ‪$items = [];


    public function ‪addItem(‪AbstractButton $item, $primaryAction = false)

    {

        if (!$item->‪isValid()) {

            throw new \InvalidArgumentException(

                'Only valid items may be assigned to a split Button. "' .

                $item->‪getType() .

                '" did not pass validation',

                1441706330

            );

        }

        if ($primaryAction && $this->containsPrimaryAction) {

            throw new \InvalidArgumentException('A splitButton may only contain one primary action', 1441706340);

        }

        if ($primaryAction) {

            $this->containsPrimaryAction = true;

            $this->items['primary'] = clone $item;

        } else {

            $this->items['options'][] = clone $item;

        }

        return $this;

    }


    public function ‪getButton()

    {

        if (!isset($this->items['primary']) && isset($this->items['options'])) {

            $primaryAction = array_shift($this->items['options']);

            $this->items['primary'] = $primaryAction;

        }

        return ‪$this->items;

    }


    public function ‪isValid()

    {

        $subject = $this->‪getButton();

        return isset($subject['primary'])

               && ($subject['primary'] instanceof ‪AbstractButton)

               && isset($subject['options']);

    }


    public function ‪render()

    {

        ‪$items = $this->‪getButton();

        $attributes = [

            'type' => 'submit',

            'class' => 'btn btn-sm btn-default ' . ‪$items['primary']->getClasses(),

        ];

        if (method_exists(‪$items['primary'], 'getName')) {

            $attributes['name'] = ‪$items['primary']->getName();

        }

        if (method_exists(‪$items['primary'], 'getValue')) {

            $attributes['value'] = ‪$items['primary']->getValue();

        }

        if (!empty(‪$items['primary']->‪getOnClick())) {

            $attributes['onclick'] = ‪$items['primary']->getOnClick();

        }

        if (method_exists(‪$items['primary'], 'getForm') && !empty(‪$items['primary']->getForm())) {

            $attributes['form'] = ‪$items['primary']->getForm();

        }

        $attributesString = '';

        foreach ($attributes as $key => $value) {

            $attributesString .= ' ' . htmlspecialchars($key) . '="' . htmlspecialchars($value) . '"';

        }

        $content = '

        <div class="btn-group t3js-splitbutton">

            <button' . $attributesString . '>

                ' . ‪$items['primary']->getIcon()->render('inline') . '

                ' . htmlspecialchars(‪$items['primary']->‪getTitle()) . '

            </button>

            <button type="button" class="btn btn-sm btn-default dropdown-toggle" data-toggle="dropdown" aria-expanded="false">

                <span class="caret"></span>

                <span class="sr-only">Toggle Dropdown</span>

            </button>

            <ul class="dropdown-menu">';


        foreach (‪$items['options'] as $option) {

            if ($option instanceof ‪InputButton) {

                // if the option is an InputButton we have to create a custom rendering

                $optionAttributes = [

                    'href' => '#',

                    'data-name' => $option->getName(),

                    'data-value' => $option->getValue(),

                    'data-form' => $option->getForm()

                ];


                if (!empty($option->getClasses())) {

                    $optionAttributes['class'] = $option->getClasses();

                }

                if (!empty($option->getOnClick())) {

                    $optionAttributes['onclick'] = $option->getOnClick();

                }

                $optionAttributesString = '';

                foreach ($optionAttributes as $key => $value) {

                    $optionAttributesString .= ' ' . htmlspecialchars($key) . '="' . htmlspecialchars($value) . '"';

                }

                $html =  '<a' . $optionAttributesString . '>' . $option->getIcon()->render('inline') . ' '

                    . htmlspecialchars($option->getTitle()) . '</a>';

            } else {

                // for any other kind of button we simply use what comes along (e.g. LinkButton)

                $html = $option->render();

            }


            $content .= '

                <li>

                   ' . $html . '

                </li>

            ';

        }

        $content .= '

            </ul>

        </div>

        ';

        return $content;

    }


    public function ‪__toString()

    {

        return $this->‪render();

    }

}