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<?php
namespace App\Helpers;
use App\Core\Database;
use App\Models\Language;
use App\Models\LanguageKey;
use App\Models\LanguageContent;
use App\Helpers\AdminHelper;
/**
* main translate class
*/
class TranslateHelper
{
private static $setupTranslations = false;
public static $translations = array();
// setup the initial translation constants
static function setUpTranslationConstants() {
if (self::$setupTranslations == true) {
return true;
}
if (!defined("SITE_CONFIG_SITE_LANGUAGE")) {
define("SITE_CONFIG_SITE_LANGUAGE", "English (en)");
}
$db = Database::getDatabase();
if (isset($_SESSION['_t'])) {
$languageId = (int) self::getCurrentLanguageId();
}
else {
// load language based on site default
$Language = Language::loadOne('languageName', SITE_CONFIG_SITE_LANGUAGE);
$languageId = $Language->id;
}
if (!(int) $languageId) {
return false;
}
self::updateAllLanguageContent($languageId);
/* load in the content */
$rows = $db->getRows("SELECT language_key.languageKey, language_content.content "
. "FROM language_content "
. "LEFT JOIN language_key ON language_content.languageKeyId = language_key.id "
. "WHERE language_content.languageId = " . (int) $languageId . ' '
. 'AND language_key.languageKey IS NOT NULL');
if (count($rows)) {
foreach ($rows AS $row) {
$constantName = strtoupper(trim($row['languageKey']));
if (!isset(self::$translations[$constantName])) {
self::$translations[$constantName] = $row['content'];
}
}
}
self::$setupTranslations = true;
}
/*
* translation function for JS
*/
static function generateJSLanguageCode() {
self::setUpTranslationConstants();
/* setup js */
$js = array();
$js[] = "/* translation function */";
$js[] = "function t(key,fallback){ ";
$js[] = "fallback = typeof(fallback)=='undefined'?key:fallback; ";
$js[] = "l = {";
/* load in the content */
$ljs = array();
foreach (self::$translations AS $k => $row) {
$itemKey = strtolower(str_replace(array("\r", "\n"), "", $k));
if (strlen($itemKey) == 0) {
continue;
}
$ljs[] = "\"" . addslashes($itemKey) . "\":\"" . addslashes(str_replace(array("\r", "\n"), "", $row)) . "\"";
}
$js[] = implode(", ", $ljs);
$js[] = "};";
$js[] = "return typeof(l[key.toLowerCase()])!=='undefined'?l[key.toLowerCase()]:fallback;";
$js[] = "}";
return implode("\n", $js);
}
static function updateAllLanguageContent($languageId) {
$db = Database::getDatabase();
/* make sure we have all content records populated */
$getMissingRows = $db->getRows("SELECT id, languageKey, defaultContent "
. "FROM language_key "
. "WHERE NOT EXISTS (SELECT 1 FROM language_content WHERE languageId = " . (int) $languageId . ")");
if (is_array($getMissingRows) && count($getMissingRows)) {
foreach ($getMissingRows AS $getMissingRow) {
$languageContent = new LanguageContent();
$languageContent->languageKeyId = $getMissingRow['id'];
$languageContent->languageId = (int) $languageId;
$languageContent->content = $getMissingRow['defaultContent'];
$languageContent->save();
}
}
}
static function getTranslation($key, $defaultContent = null, $isAdminArea = 0, $replacements = array(), $overwriteDefault = false) {
/* are we in language debug mode */
if (SITE_CONFIG_LANGUAGE_SHOW_KEY == "key") {
return $key;
}
// setup translations
self::setUpTranslationConstants();
/* return the language translation if we can find it */
$constantName = strtoupper(trim($key));
if (!isset(self::$translations[$constantName]) || ($overwriteDefault == true)) {
if ($defaultContent !== null) {
$db = Database::getDatabase();
if (isset($_SESSION['_t'])) {
$languageId = (int) self::getCurrentLanguageId();
}
else {
$language = Language::loadOne('languageName', SITE_CONFIG_SITE_LANGUAGE);
$languageId = $language->id;
}
if (!(int) $languageId) {
return false;
}
// clear default value
$db->query('DELETE FROM language_content '
. 'WHERE languageKeyId IN (SELECT id FROM language_key WHERE languageKey=' . $db->quote($key) . ')');
$db->query('DELETE FROM language_key '
. 'WHERE languageKey=' . $db->quote($key) . ' '
. 'LIMIT 1');
// insert default key value
$languageKey = new LanguageKey();
$languageKey->languageKey = $key;
$languageKey->defaultContent = $defaultContent;
$languageKey->isAdminArea = (int) $isAdminArea;
$languageKey->save();
$languageContent = new LanguageContent();
$languageContent->languageKeyId = $languageKey->id;
$languageContent->languageId = (int) $languageId;
$languageContent->content = $defaultContent;
$languageContent->save();
// set constant
self::$translations[strtoupper($key)] = $defaultContent;
// do replacements
if (count($replacements)) {
foreach ($replacements AS $k => $replacement) {
$defaultContent = str_replace('[[[' . strtoupper($k) . ']]]', $replacement, $defaultContent);
}
}
if (SITE_CONFIG_LANGUAGE_SHOW_KEY == "key title text") {
$defaultContent = self::addTitleText($defaultContent, strtoupper($key));
}
return $defaultContent;
}
return "<font style='color:red;'>SITE ERROR: MISSING TRANSLATION *** <strong>" . $key . "</strong> ***</font>";
}
// do replacements
$text = self::$translations[$constantName];
if (count($replacements)) {
foreach ($replacements AS $k => $replacement) {
$text = str_replace('[[[' . strtoupper($k) . ']]]', $replacement, $text);
}
}
if (SITE_CONFIG_LANGUAGE_SHOW_KEY == "key title text") {
$text = self::addTitleText($text, strtoupper($key));
}
return $text;
}
static function t($key, $defaultContent = '', $replacements = array(), $overwriteDefault = false) {
// comment out this line to force default translations to be added to the db
//$overwriteDefault = true;
return self::getTranslation($key, $defaultContent, 0, $replacements, $overwriteDefault);
}
static function addTitleText($baseText, $titleText) {
return '<span title="' . validation::safeOutputToScreen($titleText) . '">' . $baseText . '</span>';
}
static function extractTranslationsFromText($str) {
$rs = array();
$patterns = array('/\.\s*t\s*\(\s*\'(.*?)\'\s*\s*\)/i', "/\.\s*t\s*\(\s*\\\"(.*?)\\\"\s*\s*\)/i", '/\.\s*t\s*\(\s*\'(.*?)\'\s*\s*\,/i', "/\.\s*t\s*\(\s*\\\"(.*?)\\\"\s*\s*\,/i", '/\(\s*t\s*\(\s*\'(.*?)\'\s*\s*\)/i', "/\(\s*t\s*\(\s*\\\"(.*?)\\\"\s*\s*\)/i", '/\(\s*t\s*\(\s*\'(.*?)\'\s*\s*\,/i', "/\(\s*t\s*\(\s*\\\"(.*?)\\\"\s*\s*\,/i", '/ t\s*\(\s*\'(.*?)\'\s*\s*\)/i', "/ t\s*\(\s*\\\"(.*?)\\\"\s*\s*\)/i", '/ t\s*\(\s*\'(.*?)\'\s*\s*\,/i', "/ t\s*\(\s*\\\"(.*?)\\\"\s*\s*\,/i", '/\:\:t\s*\(\s*\'(.*?)\'\s*\s*\)/i', "/\:\:t\s*\(\s*\\\"(.*?)\\\"\s*\s*\)/i", '/\:\:t\s*\(\s*\'(.*?)\'\s*\s*\,/i', "/\:\:t\s*\(\s*\\\"(.*?)\\\"\s*\s*\,/i");
foreach ($patterns AS $pattern) {
preg_match_all($pattern, $str, $matches);
if (count($matches)) {
$funcCalls = $matches[1];
if (count($funcCalls)) {
foreach ($funcCalls AS $funcCall) {
$funcCall = str_replace(array('\', \'', '","', '\',\'', '\',"', '",\'', '\', "', '", \''), '", "', $funcCall);
$funcCall = str_replace(array('\', $', '", $', '\',$', '",$'), '", "$', $funcCall);
$funcCall = str_replace(array('\', array', '", array'), '", "array', $funcCall);
$tmpExp = explode('", "', $funcCall);
$defaultContent = $tmpExp[1];
if (substr($defaultContent, 0, 1) == '$') {
continue;
}
if (strpos($tmpExp[0], '$') !== false) {
continue;
}
// if not set by previous pattern
$tmp = $tmpExp[0];
if ((!isset($rs[$tmp])) && (strlen($defaultContent) > 0)) {
$rs[$tmp] = (string) $defaultContent;
}
}
}
}
}
return $rs;
}
static function rebuildTranslationsFromCode() {
// get database
$db = Database::getDatabase();
// prepare total file list
$filesToCheck = array();
// get all files with translations, start with the base
$dirFiles = AdminHelper::getDirectoryList(SITE_TEMPLATES_PATH, null, true);
if ($dirFiles) {
foreach ($dirFiles AS $dirFile) {
if (is_file($dirFile)) {
$filesToCheck[] = $dirFile;
}
}
}
// add sub folders
// @TODO - add new folder locations
$subFolders = array('app/controllers', 'app/helpers', 'app/models', 'app/services', 'app/views', PLUGIN_DIRECTORY_NAME);
foreach ($subFolders AS $subFolder) {
$dirFiles = AdminHelper::getDirectoryList(DOC_ROOT . '/' . $subFolder, null, true);
$filesToCheck = array_merge($filesToCheck, $dirFiles);
}
// only keep .php or .twig files
$total = count($filesToCheck);
for ($i = 0; $i < $total; $i++) {
$fileName = str_replace(DOC_ROOT, '', $filesToCheck[$i]);
$fileName = strtolower($fileName);
if ((strpos($fileName, '.php') == false) && (strpos($fileName, '.twig') == false)) {
unset($filesToCheck[$i]);
}
}
// loop files and pick up any translations
$translations = array();
foreach ($filesToCheck AS $filePath) {
// get contents of file
$fileContents = file_get_contents($filePath);
$rs = self::extractTranslationsFromText($fileContents);
if (count($rs)) {
$shortFileName = str_replace(DOC_ROOT . '/', '', $filePath);
foreach ($rs AS $k => $item) {
if (!isset($translations[$k])) {
$translations[$k] = array('default_content' => $item, 'file_source' => array($shortFileName));
}
else {
$translations[$k]['file_source'] = $shortFileName;
}
}
}
}
// loop translations and populate default translation content
self::setUpTranslationConstants();
$foundTotal = 0;
$addedTotal = 0;
$db->query('UPDATE language_key '
. 'SET foundOnScan = 0');
foreach ($translations AS $translationKey => $translation) {
/* return the language translation if we can find it */
$constantName = strtoupper($translationKey);
if (!isset(self::$translations[$constantName])) {
if (strlen($translation['default_content'])) {
// figure out if admin
$isAdminArea = 1;
foreach ($translation['file_source'] AS $fileSource) {
if (strpos($fileSource, ADMIN_FOLDER_NAME) === false) {
$isAdminArea = 0;
}
}
// insert default key value
$languageKey = new LanguageKey();
$languageKey->languageKey = $translationKey;
$languageKey->defaultContent = $translation['default_content'];
$languageKey->isAdminArea = (int) $isAdminArea;
$languageKey->foundOnScan = 1;
$languageKey->save();
$addedTotal++;
// set constant
self::$translations[strtoupper($translationKey)] = $translation['default_content'];
}
}
else {
$db->query('UPDATE language_key '
. 'SET foundOnScan = 1 '
. 'WHERE languageKey=' . $db->quote($translationKey) . ' '
. 'LIMIT 1');
}
$foundTotal++;
}
return array('foundTotal' => $foundTotal, 'addedTotal' => $addedTotal);
}
static function getCurrentLanguageId() {
if (!defined('SITE_CURRENT_LANGUAGE_ID')) {
// load language object based on user session
$Language = Language::loadOne('languageName', $_SESSION['_t']);
define('SITE_CURRENT_LANGUAGE_ID', $Language->id);
}
return (int) SITE_CURRENT_LANGUAGE_ID;
}
}