mirror of
https://github.com/serghey-rodin/vesta.git
synced 2024-12-25 05:21:12 -08:00
129 lines
3.6 KiB
PHP
129 lines
3.6 KiB
PHP
<?php
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// Functions for internationalization
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/**
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* Translates string to given language in first parameter, key given in second parameter (dynamically loads required language). Works like spritf from second parameter
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* @global array $LANG Associative array of language pharses
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* @return string Translated string
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*/
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function _translate() {
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global $LANG;
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$args = func_get_args();
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$l = $args[0];
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if (empty($l)) return 'NO LANGUAGE DEFINED';
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$key = $args[1];
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if (empty($key)) return '';
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// No translation needed
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if (!preg_match('/[a-z]/i', $key)) {
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return $key;
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}
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// Load language file (if not loaded yet)
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if (!isset($LANG[$l])) {
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require_once($_SERVER['DOCUMENT_ROOT']."/inc/i18n/".basename($l).".php");
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}
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//if (!isset($LANG[$l][$key])) file_put_contents('/somewhere/something.log', "$key\n", FILE_APPEND);
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$text = isset($LANG[$l][$key]) ? $LANG[$l][$key] : $key;
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array_shift($args);
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if (count($args) > 1) {
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$args[0] = $text;
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return call_user_func_array('sprintf', $args);
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} else {
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return $text;
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}
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}
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/**
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* Translates string by a given key in first parameter to current session language. Works like sprintf
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* @global array $LANG Associative array of language pharses
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* @return string Translated string
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* @see _translate()
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*/
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function __() {
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$args = func_get_args();
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array_unshift($args, $_SESSION['language']);
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return call_user_func_array('_translate', $args);
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}
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/**
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* Detects user language from Accept-Language HTTP header.
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* @param string Fallback language (default: 'en')
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* @return string Language code (such as 'en' and 'ja')
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*/
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function detect_user_language($fallback='en') {
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static $user_lang = '';
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// Already detected
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if (!empty($user_lang)) return $user_lang;
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// Check if Accept-Language header is available
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if (!isset($_SERVER) ||
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!isset($_SERVER['HTTP_ACCEPT_LANGUAGE']) ||
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!is_string($_SERVER['HTTP_ACCEPT_LANGUAGE'])
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) {
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// Store result for reusing
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$user_lang = $fallback;
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return $user_lang;
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}
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// Sort Accept-Language by `q` value
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$accept_langs = explode(',', preg_replace('/\s/', '', strtolower($_SERVER['HTTP_ACCEPT_LANGUAGE'])));
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$accept_langs_sorted = array() ;
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foreach ($accept_langs as $lang) {
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$div = explode(';q=', $lang, 2);
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if (count($div) < 2) {
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// `q` value was not specfied
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// -> Set default `q` value (1)
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$div[] = '1';
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}
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list($code, $q) = $div;
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if (preg_match('/^[\w\-]+$/', $code)) {
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// Acceptable language code
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$accept_langs_sorted[$code] = (double)$q;
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}
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}
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arsort($accept_langs_sorted);
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// List languages
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exec (VESTA_CMD."v-list-sys-languages json", $output, $return_var);
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$languages = json_decode(implode('', $output), true);
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unset($output);
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// Find best matching language
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foreach ($accept_langs_sorted as $user_lang => $dummy) {
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$decision = '';
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foreach ($languages as $prov_lang) {
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if (strlen($decision) > strlen($prov_lang)) continue;
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if (strpos($user_lang, $prov_lang) !== false) {
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$decision = $prov_lang;
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}
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}
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if (!empty($decision)) {
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// Store result for reusing
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$user_lang = $decision;
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return $user_lang;
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}
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}
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// Store result for reusing
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$user_lang = $fallback;
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return $user_lang;
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}
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/**
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* Detects user language .
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* @param string Fallback language (default: 'en')
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* @return string Language code (such as 'en' and 'ja')
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*/
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function detect_login_language(){
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}
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