BackendModuleRepository.php

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<?php
namespace TYPO3\CMS\Backend\Domain\Repository\Module;

/*
 * 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\Core\Imaging\Icon;
use TYPO3\CMS\Core\Imaging\IconFactory;
use TYPO3\CMS\Core\Utility\GeneralUtility;
use TYPO3\CMS\Backend\Utility\BackendUtility;

class BackendModuleRepository implements \TYPO3\CMS\Core\SingletonInterface
{
    protected $moduleStorage;

    public function __construct()
    {
        $this->moduleStorage = GeneralUtility::makeInstance(\TYPO3\CMS\Backend\Module\ModuleStorage::class);

        $rawData = $this->getRawModuleMenuData();

        $this->convertRawModuleDataToModuleMenuObject($rawData);
        $this->createMenuEntriesForTbeModulesExt();
    }

    public function loadAllowedModules(array $excludeGroupNames = array())
    {
        if (empty($excludeGroupNames)) {
            return $this->moduleStorage->getEntries();
        }

        $modules = new \SplObjectStorage();
        foreach ($this->moduleStorage->getEntries() as $moduleGroup) {
            if (!in_array($moduleGroup->getName(), $excludeGroupNames, true)) {
                if ($moduleGroup->getChildren()->count() > 0) {
                    $modules->attach($moduleGroup);
                }
            }
        }

        return $modules;
    }

    public function findByGroupName($groupName = '')
    {
        foreach ($this->moduleStorage->getEntries() as $moduleGroup) {
            if ($moduleGroup->getName() === $groupName) {
                return $moduleGroup;
            }
        }

        return false;
    }

    public function findByModuleName($name)
    {
        $entries = $this->moduleStorage->getEntries();
        $entry = $this->findByModuleNameInGivenEntries($name, $entries);
        return $entry;
    }

    public function findByModuleNameInGivenEntries($name, \SplObjectStorage $entries)
    {
        foreach ($entries as $entry) {
            if ($entry->getName() === $name) {
                return $entry;
            }
            $children = $entry->getChildren();
            if (!empty($children)) {
                $childRecord = $this->findByModuleNameInGivenEntries($name, $children);
                if ($childRecord !== false) {
                    return $childRecord;
                }
            }
        }
        return false;
    }

    protected function convertRawModuleDataToModuleMenuObject(array $rawModuleData)
    {
        foreach ($rawModuleData as $module) {
            $entry = $this->createEntryFromRawData($module);
            if (isset($module['subitems']) && !empty($module['subitems'])) {
                foreach ($module['subitems'] as $subitem) {
                    $subEntry = $this->createEntryFromRawData($subitem);
                    $entry->addChild($subEntry);
                }
            }
            $this->moduleStorage->attachEntry($entry);
        }
    }

    protected function createEntryFromRawData(array $module)
    {
        $entry = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance(\TYPO3\CMS\Backend\Domain\Model\Module\BackendModule::class);
        if (!empty($module['name']) && is_string($module['name'])) {
            $entry->setName($module['name']);
        }
        if (!empty($module['title']) && is_string($module['title'])) {
            $entry->setTitle($this->getLanguageService()->sL($module['title']));
        }
        if (!empty($module['onclick']) && is_string($module['onclick'])) {
            $entry->setOnClick($module['onclick']);
        }
        if (!empty($module['link']) && is_string($module['link'])) {
            $entry->setLink($module['link']);
        } elseif (empty($module['link']) && !empty($module['path']) && is_string($module['path'])) {
            $entry->setLink($module['path']);
        }
        if (!empty($module['description']) && is_string($module['description'])) {
            $entry->setDescription($module['description']);
        }
        if (!empty($module['icon'])) {
            $entry->setIcon($module['icon']);
        }
        if (!empty($module['navigationComponentId']) && is_string($module['navigationComponentId'])) {
            $entry->setNavigationComponentId($module['navigationComponentId']);
        }
        if (!empty($module['navigationFrameScript']) && is_string($module['navigationFrameScript'])) {
            $entry->setNavigationFrameScript($module['navigationFrameScript']);
        } elseif (!empty($module['parentNavigationFrameScript']) && is_string($module['parentNavigationFrameScript'])) {
            $entry->setNavigationFrameScript($module['parentNavigationFrameScript']);
        }
        if (!empty($module['navigationFrameScriptParam']) && is_string($module['navigationFrameScriptParam'])) {
            $entry->setNavigationFrameScriptParameters($module['navigationFrameScriptParam']);
        }
        return $entry;
    }

    protected function createMenuEntriesForTbeModulesExt()
    {
        foreach ($GLOBALS['TBE_MODULES_EXT'] as $mainModule => $tbeModuleExt) {
            list($main) = explode('_', $mainModule);
            $mainEntry = $this->findByModuleName($main);
            if ($mainEntry === false) {
                continue;
            }

            $subEntries = $mainEntry->getChildren();
            if (empty($subEntries)) {
                continue;
            }
            $matchingSubEntry = $this->findByModuleName($mainModule);
            if ($matchingSubEntry !== false) {
                if (isset($tbeModuleExt['MOD_MENU']) && isset($tbeModuleExt['MOD_MENU']['function'])) {
                    foreach ($tbeModuleExt['MOD_MENU']['function'] as $subModule) {
                        $entry = $this->createEntryFromRawData($subModule);
                        $matchingSubEntry->addChild($entry);
                    }
                }
            }
        }
    }

    protected function getLanguageService()
    {
        return $GLOBALS['LANG'];
    }

    public function getRawModuleMenuData()
    {
        // Loads the backend modules available for the logged in user.
        $moduleLoader = GeneralUtility::makeInstance(\TYPO3\CMS\Backend\Module\ModuleLoader::class);
        $moduleLoader->observeWorkspaces = true;
        $moduleLoader->load($GLOBALS['TBE_MODULES']);
        $loadedModules = $moduleLoader->modules;

        $modules = array();

        // Unset modules that are meant to be hidden from the menu.
        $loadedModules = $this->removeHiddenModules($loadedModules);
        $dummyScript = BackendUtility::getModuleUrl('dummy');
        foreach ($loadedModules as $moduleName => $moduleData) {
            $moduleLink = '';
            if (!is_array($moduleData['sub'])) {
                $moduleLink = $moduleData['script'];
            }
            $moduleLink = GeneralUtility::resolveBackPath($moduleLink);
            $moduleKey = 'modmenu_' . $moduleName;
            $modules[$moduleKey] = array(
                'name' => $moduleName,
                'title' => $GLOBALS['LANG']->moduleLabels['tabs'][$moduleName . '_tab'],
                'onclick' => 'top.goToModule(' . GeneralUtility::quoteJSvalue($moduleName) . ');',
                'icon' => $this->getModuleIcon($moduleName . '_tab', $moduleData),
                'link' => $moduleLink,
                'description' => $GLOBALS['LANG']->moduleLabels['labels'][$moduleKey . 'label']
            );
            if (!is_array($moduleData['sub']) && $moduleData['script'] !== $dummyScript) {
                // Work around for modules with own main entry, but being self the only submodule
                $modules[$moduleKey]['subitems'][$moduleKey] = array(
                    'name' => $moduleName,
                    'title' => $GLOBALS['LANG']->moduleLabels['tabs'][$moduleName . '_tab'],
                    'onclick' => 'top.goToModule(' . GeneralUtility::quoteJSvalue($moduleName) . ');',
                    'icon' => $this->getModuleIcon($moduleName . '_tab', $moduleData),
                    'link' => $moduleLink,
                    'originalLink' => $moduleLink,
                    'description' => $GLOBALS['LANG']->moduleLabels['labels'][$moduleKey . 'label'],
                    'navigationFrameScript' => null,
                    'navigationFrameScriptParam' => null,
                    'navigationComponentId' => null
                );
            } elseif (is_array($moduleData['sub'])) {
                foreach ($moduleData['sub'] as $submoduleName => $submoduleData) {
                    if (isset($submoduleData['script'])) {
                        $submoduleLink = GeneralUtility::resolveBackPath($submoduleData['script']);
                    } else {
                        $submoduleLink = BackendUtility::getModuleUrl($submoduleData['name']);
                    }
                    $submoduleKey = $moduleName . '_' . $submoduleName . '_tab';
                    $submoduleDescription = $GLOBALS['LANG']->moduleLabels['labels'][$submoduleKey . 'label'];
                    $originalLink = $submoduleLink;
                    $navigationFrameScript = $submoduleData['navFrameScript'];
                    $modules[$moduleKey]['subitems'][$submoduleKey] = array(
                        'name' => $moduleName . '_' . $submoduleName,
                        'title' => $GLOBALS['LANG']->moduleLabels['tabs'][$submoduleKey],
                        'onclick' => 'top.goToModule(' . GeneralUtility::quoteJSvalue($moduleName . '_' . $submoduleName) . ');',
                        'icon' => $this->getModuleIcon($submoduleKey, $submoduleData),
                        'link' => $submoduleLink,
                        'originalLink' => $originalLink,
                        'description' => $submoduleDescription,
                        'navigationFrameScript' => $navigationFrameScript,
                        'navigationFrameScriptParam' => $submoduleData['navFrameScriptParam'],
                        'navigationComponentId' => $submoduleData['navigationComponentId']
                    );
                    // if the main module has a navframe script, inherit to the submodule,
                    // but only if it is not disabled explicitly (option is set to FALSE)
                    if ($moduleData['navFrameScript'] && $submoduleData['inheritNavigationComponentFromMainModule'] !== false) {
                        $modules[$moduleKey]['subitems'][$submoduleKey]['parentNavigationFrameScript'] = $moduleData['navFrameScript'];
                    }
                }
            }
        }
        return $modules;
    }

    protected function removeHiddenModules($loadedModules)
    {
        $hiddenModules = $GLOBALS['BE_USER']->getTSConfig('options.hideModules');

        // Hide modules if set in userTS.
        if (!empty($hiddenModules['value'])) {
            $hiddenMainModules = explode(',', $hiddenModules['value']);
            foreach ($hiddenMainModules as $hiddenMainModule) {
                unset($loadedModules[trim($hiddenMainModule)]);
            }
        }

        // Hide sub-modules if set in userTS.
        if (!empty($hiddenModules['properties']) && is_array($hiddenModules['properties'])) {
            foreach ($hiddenModules['properties'] as $mainModuleName => $subModules) {
                $hiddenSubModules = explode(',', $subModules);
                foreach ($hiddenSubModules as $hiddenSubModule) {
                    unset($loadedModules[$mainModuleName]['sub'][trim($hiddenSubModule)]);
                }
            }
        }

        return $loadedModules;
    }

    protected function getModuleIcon($moduleKey, $moduleData)
    {
        $icon = '';

        // add as a sprite icon
        if (!empty($moduleData['iconIdentifier'])) {
            $iconFactory = GeneralUtility::makeInstance(IconFactory::class);
            $icon = $iconFactory->getIcon($moduleData['iconIdentifier'])->render();
        } elseif (!empty($GLOBALS['LANG']->moduleLabels['tabs_images'][$moduleKey])) {
            $imageReference = $GLOBALS['LANG']->moduleLabels['tabs_images'][$moduleKey];
            $iconFileRelative = $this->getModuleIconRelative($imageReference);
            if (!empty($iconFileRelative)) {
                $iconTitle = $GLOBALS['LANG']->moduleLabels['tabs'][$moduleKey];
                $iconSizes = @getimagesize($this->getModuleIconAbsolute($imageReference));
                $icon = '<img src="' . $iconFileRelative . '" ' . $iconSizes[3] . ' title="' . htmlspecialchars($iconTitle) . '" alt="' . htmlspecialchars($iconTitle) . '" />';
            }
        }
        return $icon;
    }

    protected function getModuleIconAbsolute($iconFilename)
    {
        if (!GeneralUtility::isAbsPath($iconFilename)) {
            $iconFilename = $GLOBALS['BACK_PATH'] . $iconFilename;
        }
        return $iconFilename;
    }

    protected function getModuleIconRelative($iconFilename)
    {
        if (GeneralUtility::isAbsPath($iconFilename)) {
            $iconFilename = '../' . \TYPO3\CMS\Core\Utility\PathUtility::stripPathSitePrefix($iconFilename);
        }
        return $iconFilename;
    }
}