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<?php
declare(strict_types=1);
/*
* 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!
*/
namespace TYPO3\CMS\Backend\Form\FormDataProvider;
use TYPO3\CMS\Backend\Form\FormDataProviderInterface;
use TYPO3\CMS\Core\Site\Entity\Site;
use TYPO3\CMS\Core\Site\SiteFinder;
use TYPO3\CMS\Core\Utility\GeneralUtility;
/**
* Resolve select items for the type="language" and set processed item list in processedTca
*/
class TcaLanguage extends AbstractItemProvider implements FormDataProviderInterface
{
/**
* Fetch languages to add them as select item
*
* @throws \UnexpectedValueException
*/
public function addData(array $result): array
{
$table = $result['tableName'];
foreach ($result['processedTca']['columns'] as $fieldName => $fieldConfig) {
if (!isset($fieldConfig['config']['type']) || $fieldConfig['config']['type'] !== 'language') {
continue;
}
// Save user defined items and reset the field config items array afterwards
$userDefinedItems = $this->sanitizeItemArray($fieldConfig['config']['items'] ?? [], $table, $fieldName);
$fieldConfig['config']['items'] = [];
// Initialize site languages to be fetched
$siteLanguages = [];
if (($result['effectivePid'] ?? 0) === 0 || !($result['site'] ?? null) instanceof Site) {
// In case we deal with a pid=0 record or a record on a page outside
// of a site config, all languages from all sites should be added.
$sites = $this->getAllSites();
foreach ($sites as $site) {
// Add ALL languages from ALL sites
foreach ($site->getAllLanguages() as $languageId => $language) {
if (isset($siteLanguages[$languageId])) {
// Language already provided by another site, just add the label separately
$siteLanguages[$languageId]['title'] .= ', ' . $language->getTitle() . ' [Site: ' . $site->getIdentifier() . ']';
} else {
$siteLanguages[$languageId] = [
'title' => $language->getTitle() . ' [Site: ' . $site->getIdentifier() . ']',
'flagIconIdentifier' => $language->getFlagIdentifier(),
];
}
}
}
ksort($siteLanguages);
} elseif (($result['systemLanguageRows'] ?? []) !== []) {
// Add system languages available for the current site
foreach ($result['systemLanguageRows'] as $languageId => $language) {
if ($languageId !== -1) {
$siteLanguages[$languageId] = [
'title' => $language['title'],
'flagIconIdentifier' => $language['flagIconIdentifier'],
];
}
}
}
if ($siteLanguages !== []) {
// In case siteLanguages are available, add the "site languages" group
$fieldConfig['config']['items'] = [
[
'label' => 'LLL:EXT:core/Resources/Private/Language/locallang_general.xlf:LGL.siteLanguages',
'value' => '--div--',
],
];
// Add the fetched site languages to the field config items array
foreach ($siteLanguages as $languageId => $language) {
$fieldConfig['config']['items'][] = [
'label' => $language['title'],
'value' => $languageId,
'icon' => $language['flagIconIdentifier'],
];
}
}
// Add the "special" group for "ALL" and / or user defined items
if (($table !== 'pages' && isset($result['systemLanguageRows'][-1])) || $userDefinedItems !== []) {
$fieldConfig['config']['items'][] = [
'label' => 'LLL:EXT:core/Resources/Private/Language/locallang_general.xlf:LGL.specialLanguages',
'value' => '--div--',
];
}
// Add "-1" for all TCA records except pages in case the user is allowed to.
// The item is added to the "special" group, in order to not provide it as default by accident.
if ($table !== 'pages' && isset($result['systemLanguageRows'][-1])) {
$fieldConfig['config']['items'][] = [
'label' => 'LLL:EXT:core/Resources/Private/Language/locallang_general.xlf:LGL.allLanguages',
'value' => -1,
'icon' => 'flags-multiple',
];
}
// Add user defined items again so they are in the "special" group
$fieldConfig['config']['items'] = array_merge($fieldConfig['config']['items'], $userDefinedItems);
// Respect TSconfig options
$fieldConfig['config']['items'] = $this->removeItemsByKeepItemsPageTsConfig($result, $fieldName, $fieldConfig['config']['items']);
$fieldConfig['config']['items'] = $this->addItemsFromPageTsConfig($result, $fieldName, $fieldConfig['config']['items']);
$fieldConfig['config']['items'] = $this->removeItemsByRemoveItemsPageTsConfig($result, $fieldName, $fieldConfig['config']['items']);
// In case no items are set at this point, we can write this back and continue with the next column
if ($fieldConfig['config']['items'] === []) {
$result['processedTca']['columns'][$fieldName] = $fieldConfig;
continue;
}
// Check current database value
$currentDatabaseValue = (int)($result['databaseRow'][$fieldName] ?? 0);
if (!in_array($currentDatabaseValue, array_map('intval', array_column($fieldConfig['config']['items'], 'value')), true)) {
// Current value is invalid, so add it with a proper message at the top
$fieldConfig['config']['items'] = $this->addInvalidItem($result, $table, $fieldName, $currentDatabaseValue, $fieldConfig['config']['items']);
}
// Reinitialize array keys
$fieldConfig['config']['items'] = array_values($fieldConfig['config']['items']);
// In case the last element is a divider, remove it
if ((string)($fieldConfig['config']['items'][array_key_last($fieldConfig['config']['items'])]['value'] ?? '') === '--div--') {
array_pop($fieldConfig['config']['items']);
}
// Translate labels
$fieldConfig['config']['items'] = $this->translateLabels($result, $fieldConfig['config']['items'], $table, $fieldName);
// Add icons
$fieldConfig['config']['items'] = $this->addIconFromAltIcons($result, $fieldConfig['config']['items'], $table, $fieldName);
$result['processedTca']['columns'][$fieldName] = $fieldConfig;
}
return $result;
}
protected function addInvalidItem(
array $result,
string $table,
string $fieldName,
int $invalidValue,
array $items
): array {
// Early return if there are no items or invalid values should not be displayed
if (($result['pageTsConfig']['TCEFORM.'][$table . '.'][$fieldName . '.']['disableNoMatchingValueElement'] ?? false)
|| ($result['processedTca']['columns'][$fieldName]['config']['disableNoMatchingValueElement'] ?? false)
) {
return $items;
}
$noMatchingLabel = isset($result['pageTsConfig']['TCEFORM.'][$table . '.'][$fieldName . '.']['noMatchingValue_label'])
? $this->getLanguageService()->sL(trim($result['pageTsConfig']['TCEFORM.'][$table . '.'][$fieldName . '.']['noMatchingValue_label']))
: '[ ' . $this->getLanguageService()->sL('LLL:EXT:core/Resources/Private/Language/locallang_core.xlf:labels.noMatchingValue') . ' ]';
// Add the invalid value at the top
array_unshift($items, ['label' => @sprintf($noMatchingLabel, $invalidValue), 'value' => $invalidValue, 'icon' => null]);
return $items;
}
protected function getAllSites(): array
{
return GeneralUtility::makeInstance(SiteFinder::class)->getAllSites();
}
}