ElementBrowserController.php

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<?php
namespace TYPO3\CMS\Recordlist\Controller;

class ElementBrowserController {

    public $mode;

    public $browser;

    public $doc;

    public function __construct() {
        $GLOBALS['SOBE'] = $this;
        $GLOBALS['LANG']->includeLLFile('EXT:lang/locallang_browse_links.xlf');
        $GLOBALS['BACK_PATH'] = '';

        $this->init();
    }

    protected function init() {
        // Find "mode"
        $this->mode = \TYPO3\CMS\Core\Utility\GeneralUtility::_GP('mode');
        if (!$this->mode) {
            $this->mode = 'rte';
        }
        // Creating backend template object:
        // this might not be needed but some classes refer to $GLOBALS['SOBE']->doc, so ...
        $this->doc = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance('TYPO3\\CMS\\Backend\\Template\\DocumentTemplate');
        $this->doc->backPath = $GLOBALS['BACK_PATH'];
        // Apply the same styles as those of the base script
        $this->doc->bodyTagId = 'typo3-browse-links-php';

    }

    public function main() {
        // Clear temporary DB mounts
        $tmpMount = \TYPO3\CMS\Core\Utility\GeneralUtility::_GET('setTempDBmount');
        if (isset($tmpMount)) {
            $GLOBALS['BE_USER']->setAndSaveSessionData('pageTree_temporaryMountPoint', (int)$tmpMount);
        }
        // Set temporary DB mounts
        $tempDBmount = (int)$GLOBALS['BE_USER']->getSessionData('pageTree_temporaryMountPoint');
        if ($tempDBmount) {
            $altMountPoints = $tempDBmount;
        }
        if ($altMountPoints) {
            $GLOBALS['BE_USER']->groupData['webmounts'] = implode(',', array_unique(\TYPO3\CMS\Core\Utility\GeneralUtility::intExplode(',', $altMountPoints)));
            $GLOBALS['WEBMOUNTS'] = $GLOBALS['BE_USER']->returnWebmounts();
        }
        $this->content = '';
        // Look for alternative mountpoints
        switch ((string) $this->mode) {
            case 'rte':
            case 'db':
            case 'wizard':
                // Setting alternative browsing mounts (ONLY local to browse_links.php this script so they stay "read-only")
                $altMountPoints = trim($GLOBALS['BE_USER']->getTSConfigVal('options.pageTree.altElementBrowserMountPoints'));
                if ($altMountPoints) {
                    $GLOBALS['BE_USER']->groupData['webmounts'] = implode(',', array_unique(\TYPO3\CMS\Core\Utility\GeneralUtility::intExplode(',', $altMountPoints)));
                    $GLOBALS['WEBMOUNTS'] = $GLOBALS['BE_USER']->returnWebmounts();
                }
        }
        // Render type by user func
        $browserRendered = FALSE;
        if (is_array($GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['typo3/browse_links.php']['browserRendering'])) {
            foreach ($GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['typo3/browse_links.php']['browserRendering'] as $classRef) {
                $browserRenderObj = \TYPO3\CMS\Core\Utility\GeneralUtility::getUserObj($classRef);
                if (is_object($browserRenderObj) && method_exists($browserRenderObj, 'isValid') && method_exists($browserRenderObj, 'render')) {
                    if ($browserRenderObj->isValid($this->mode, $this)) {
                        $this->content .= $browserRenderObj->render($this->mode, $this);
                        $browserRendered = TRUE;
                        break;
                    }
                }
            }
        }
        // if type was not rendered use default rendering functions
        if (!$browserRendered) {
            $this->browser = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance('TYPO3\\CMS\\Recordlist\\Browser\\ElementBrowser');
            $this->browser->init();
            $modData = $GLOBALS['BE_USER']->getModuleData('browse_links.php', 'ses');
            list($modData, $store) = $this->browser->processSessionData($modData);
            $GLOBALS['BE_USER']->pushModuleData('browse_links.php', $modData);
            // Output the correct content according to $this->mode
            switch ((string) $this->mode) {
                case 'rte':
                    $this->content = $this->browser->main_rte();
                    break;
                case 'db':
                    $this->content = $this->browser->main_db();
                    break;
                case 'file':
                case 'filedrag':
                    $this->content = $this->browser->main_file();
                    break;
                case 'folder':
                    $this->content = $this->browser->main_folder();
                    break;
                case 'wizard':
                    $this->content = $this->browser->main_rte(1);
                    break;
            }
        }
    }

    public function printContent() {
        echo $this->content;
    }

}