148 lines
2.4 KiB
PHP
148 lines
2.4 KiB
PHP
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<?php
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namespace alveolata\localization;
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require_once(DIR_ALVEOLATA . '/string/functions.php');
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require_once(DIR_ALVEOLATA . '/log/functions.php');
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/**
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* @author Christian Fraß <frass@greenscale.de>
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*/
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class _state {
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/**
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* @var list<string>
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* @author Christian Fraß <frass@greenscale.de>
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*/
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public static $order = [];
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/**
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* @var map<string,map<string,string>
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* @author Christian Fraß <frass@greenscale.de>
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*/
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public static $data = [];
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/**
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* @var boolean
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* @author Christian Fraß <frass@greenscale.de>
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*/
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public static $suppress_messages = false;
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}
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/**
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* @author Christian Fraß <frass@greenscale.de>
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*/
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function _add(
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string $language,
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string $key,
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string $value
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) : void
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{
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_state::$data;
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if (! array_key_exists($language, _state::$data)) {
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_state::$data[$language] = [];
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}
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_state::$data[$language][$key] = $value;
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}
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/**
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* @author Christian Fraß <frass@greenscale.de>
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*/
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function feed(
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string $language,
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array $data
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) : void
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{
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array_unshift(_state::$order, $language);
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foreach ($data as $key => $value) {
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_add($language, $key, $value);
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}
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}
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/**
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* @param string $language
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* @param string $key
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* @return string
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* @author Christian Fraß <frass@greenscale.de>
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*/
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function _fetch(
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string $language,
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string $key
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) : string
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{
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if (! array_key_exists($language, _state::$data)) {
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if (! _state::$suppress_messages) {
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\alveolata\log\notice(
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'no localization data for language',
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[
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'language' => $language,
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]
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);
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}
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return UNSET_STRING;
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}
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else {
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if (! array_key_exists($key, _state::$data[$language])) {
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if (! _state::$suppress_messages) {
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\alveolata\log\notice(
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'no translation for key',
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[
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'language' => $language,
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'key' => $key,
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]
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);
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}
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return UNSET_STRING;
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}
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else {
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return _state::$data[$language][$key];
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}
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}
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}
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/**
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* @author Christian Fraß <frass@greenscale.de>
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*/
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function get(
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string $key,
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string $fallback = UNSET_STRING
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) : string
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{
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if ($fallback === UNSET_STRING) {
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$fallback = sprintf('{%s}', $key);
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}
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$found = false;
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foreach (_state::$order as $language) {
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$value = _fetch($language, $key);
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if (! ($value === UNSET_STRING)) {
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$found = true;
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break;
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}
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}
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if (! $found) {
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if (! _state::$suppress_messages) {
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\alveolata\log\warning(
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'using fallback translation',
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[
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'key' => $key,
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'languages_tried' => _state::$order,
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]
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);
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}
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return $fallback;
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}
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else {
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return $value;
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}
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}
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?>
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