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[FEATURE] v9: Get languages from site configuration
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Languages do not longer need a sys_language entry and dependend
on base site configuration for pagetree they could differ.

Resolves: #223
Releases: 8.0.0
Releases: 7.3.4
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Alexander Opitz committed Sep 11, 2021
1 parent b44e62b commit 2ed6654
Showing 1 changed file with 95 additions and 20 deletions.
115 changes: 95 additions & 20 deletions Classes/Utility/TemplaVoilaUtility.php
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Original file line number Diff line number Diff line change
Expand Up @@ -24,6 +24,7 @@
use TYPO3\CMS\Core\Database\Query\Restriction\BackendWorkspaceRestriction;
use TYPO3\CMS\Core\Database\Query\Restriction\DeletedRestriction;
use TYPO3\CMS\Core\Database\Query\Restriction\HiddenRestriction;
use TYPO3\CMS\Core\Site\SiteFinder;

/**
* Class with static functions for templavoila.
Expand Down Expand Up @@ -140,42 +141,108 @@ public static function getAvailableLanguages($id = 0, $setDefault = true, $setMu
}

$languageRecords = [];
$useSysLanguageRecords = false;
if (version_compare(TYPO3_version, '9.0.0', '>=')) {
// Since 9.0 we do not have pages_language_overlay anymore
$languageRecords = static::getSysLanguageRows9($id);
$languageRecords = self::getUseableLanguages($id);

if (empty($languageRecords)) {
// Since 9.0 we do not have pages_language_overlay anymore
$useSysLanguageRecords = true;
$languageRecords = static::getSysLanguageRows9($id);
}
} else {
$useSysLanguageRecords = true;
$languageRecords = static::getSysLanguageRows8($id);
}

foreach ($languageRecords as $languageRecord) {
$languages[$languageRecord['uid']] = $languageRecord;
$languages[$languageRecord['uid']]['ISOcode'] = strtoupper($languageRecord['language_isocode']);
if ($useSysLanguageRecords) {
foreach ($languageRecords as $languageRecord) {
$languages[$languageRecord['uid']] = $languageRecord;
$languages[$languageRecord['uid']]['ISOcode'] = strtoupper($languageRecord['language_isocode']);

// @todo: this should probably resolve language_isocode too and throw a deprecation if not filled
if ($languageRecord['static_lang_isocode'] && $useStaticInfoTables) {
$staticLangRow = BackendUtility::getRecord('static_languages', $languageRecord['static_lang_isocode'], 'lg_iso_2');
if ($staticLangRow['lg_iso_2']) {
$languages[$languageRecord['uid']]['ISOcode'] = $staticLangRow['lg_iso_2'];
}
}
if ($languageRecord['flag'] !== '') {
$languages[$languageRecord['uid']]['flagIcon'] = 'flags-' . $languageRecord['flag'];
}

// @todo: this should probably resolve language_isocode too and throw a deprecation if not filled
if ($languageRecord['static_lang_isocode'] && $useStaticInfoTables) {
$staticLangRow = BackendUtility::getRecord('static_languages', $languageRecord['static_lang_isocode'], 'lg_iso_2');
if ($staticLangRow['lg_iso_2']) {
$languages[$languageRecord['uid']]['ISOcode'] = $staticLangRow['lg_iso_2'];
if (!isset($languages[$languageRecord['uid']]['ISOcode'])) {
unset($languages[$languageRecord['uid']]);
}
}
if ($languageRecord['flag'] !== '') {
$languages[$languageRecord['uid']]['flagIcon'] = 'flags-' . $languageRecord['flag'];
} else {
if (isset($languages[0])) {
// If default Language already is set
// Take title and flag from default language
$languages[0]['title'] = $languageRecords[0]['title'];
$languages[0]['flagIcon'] = $languageRecords[0]['flagIcon'];
unset($languageRecords[0]);
}
$languages += $languageRecords;
}

if (!isset($languages[$languageRecord['uid']]['ISOcode'])) {
unset($languages[$languageRecord['uid']]);
if (isset($modSharedTSconfig['properties']['disableLanguages'])) {
$disableLanguages = GeneralUtility::trimExplode(',', $modSharedTSconfig['properties']['disableLanguages'], 1);
foreach ($disableLanguages as $disableLanguage) {
// $disableLanguage is the uid of a sys_language
unset($languages[$disableLanguage]);
}
}

return $languages;
}

public function getUseableLanguages(int $pageId = 0)
{
$foundLanguages = [];
$useableLanguages = [];

/** @var SiteFinder */
$siteFinder = GeneralUtility::makeInstance(SiteFinder::class);

if (isset($modSharedTSconfig['properties']['disableLanguages'])) {
$disableLanguages = GeneralUtility::trimExplode(',', $modSharedTSconfig['properties']['disableLanguages'], 1);
foreach ($disableLanguages as $disableLanguage) {
// $disableLanguage is the uid of a sys_language
unset($languages[$disableLanguage]);
$backendUserAuth = self::getBackendUserAuthentication();

if ($pageId === 0) {
// Used for e.g. filelist, where there is no site selected
// This also means that there is no "-1" (All Languages) selectable.
$sites = $siteFinder->getAllSites();
foreach ($sites as $site) {
if ($backendUserAuth) {
$foundLanguages += $site->getAvailableLanguages($backendUserAuth);
} else {
$foundLanguages += $site->getAllLanguages();
}
}
} else {
try {
$site = $siteFinder->getSiteByPageId((int)$pageId);
} catch (SiteNotFoundException $e) {
$site = new NullSite();
}
if ($backendUserAuth) {
$foundLanguages = $site->getAvailableLanguages($backendUserAuth);
} else {
$foundLanguages = $site->getAllLanguages();
}
}

return $languages;
foreach ($foundLanguages as $language) {
$languageId = $language->getLanguageId();
$useableLanguages[$languageId] = [
'uid' => $languageId,
'title' => $language->getTitle(),
'ISOcode' => $language->getTwoLetterIsoCode(),
'flagIcon' => $language->getFlagIdentifier(),
];
}

ksort($useableLanguages);
return $useableLanguages;
}

// Partielly taken from \TYPO3\CMS\Backend\Controller\EditDocumentController::getLanguages
Expand Down Expand Up @@ -362,4 +429,12 @@ public static function getFlexFormDS($conf, $row, $table, $fieldName = '')
);
return $flexFormTools->parseDataStructureByIdentifier($dataStructureIdentifier);
}

/**
* @return BackendUserAuthentication|null
*/
protected static function getBackendUserAuthentication():? \TYPO3\CMS\Core\Authentication\BackendUserAuthentication
{
return $GLOBALS['BE_USER'] ?? null;
}
}

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