Typo3Image.php

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<?php
namespace TYPO3\CMS\Rtehtmlarea\Extension;

/*
 * 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!
 */

use TYPO3\CMS\Backend\Utility\BackendUtility;
use TYPO3\CMS\Core\Utility\GeneralUtility;
use TYPO3\CMS\Rtehtmlarea\RteHtmlAreaApi;

class Typo3Image extends RteHtmlAreaApi
{
    protected $pluginName = 'TYPO3Image';

    protected $pluginButtons = 'image';

    protected $convertToolbarForHtmlAreaArray = array(
        'image' => 'InsertImage'
    );

    public function main(array $configuration)
    {
        // Check if this should be enabled based on extension configuration and Page TSConfig
        // The 'Minimal' and 'Typical' default configurations include Page TSConfig that removes images on the way to the database
        return parent::main($configuration)
            && !(
                $this->configuration['thisConfig']['proc.']['entryHTMLparser_db.']['tags.']['img.']['allowedAttribs'] == '0'
                && $this->configuration['thisConfig']['proc.']['entryHTMLparser_db.']['tags.']['img.']['rmTagIfNoAttrib'] == '1'
            )
            && !$this->configuration['thisConfig']['buttons.']['image.']['TYPO3Browser.']['disabled'];
    }

    public function buildJavascriptConfiguration()
    {
        $jsArray = array();
        $button = 'image';
        if (in_array($button, $this->toolbar)) {
            if (!is_array($this->configuration['thisConfig']['buttons.']) || !is_array($this->configuration['thisConfig']['buttons.'][($button . '.')])) {
                $jsArray[] = 'RTEarea[editornumber]["buttons"]["' . $button . '"] = new Object();';
            }
            $jsArray[] = 'RTEarea[editornumber].buttons.' . $button . '.pathImageModule = ' . GeneralUtility::quoteJSvalue(BackendUtility::getModuleUrl('rtehtmlarea_wizard_select_image')) . ';';
        }
        return implode(LF, $jsArray);
    }
}