81 lines
2.5 KiB
PHP
81 lines
2.5 KiB
PHP
<?php
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// Making sure the file is included and not accessed directly.
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if(basename(__FILE__) == basename($_SERVER["SCRIPT_FILENAME"])) {
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header('HTTP/1.1 403 Forbidden');
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die();
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}
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include_once 'commons/config.php';
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// This helper requires PHP 8 or newer !
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// Setting the default values.
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$default_language = "en";
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$user_language = "en";
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$user_uri_language = "";
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// Attempting to detect the language through the URI
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if(str_starts_with($_SERVER['REQUEST_URI'], "/en/")) {
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$user_language = "en";
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$user_uri_language = "/".$user_language;
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} elseif(str_starts_with($_SERVER['REQUEST_URI'], "/fr/")) {
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$user_language = "fr";
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$user_uri_language = "/".$user_language;
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} elseif(str_starts_with($_SERVER['REQUEST_URI'], "/lb/")) {
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$user_language = "lb";
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$user_uri_language = "/".$user_language;
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} else {
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// Attempting to detect the language through the browser's headers.
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// TODO: This !
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$user_uri_language = "";
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}
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// Reading and parsing the strings.json file
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$lang_json = file_get_contents(realpath($dir_commons . "/strings.json"));
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$lang_data = json_decode($lang_json, true);
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// Localization functions
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function localize_private(string $string_key, array $private_lang_data, bool $fallback_to_common = false,
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string $fallback_prefix = "fallback.unknown") : string {
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global $user_language, $default_language, $lang_data;
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if(array_key_exists($user_language, $private_lang_data)) {
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if(array_key_exists($string_key, $private_lang_data[$user_language])) {
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// If found in direct array in user's language.
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return $private_lang_data[$user_language][$string_key];
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}
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}
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if(array_key_exists($default_language, $private_lang_data)) {
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if(array_key_exists($string_key, $private_lang_data[$default_language])) {
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// If found in direct array in default language.
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return $private_lang_data[$default_language][$string_key];
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}
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}
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if($fallback_to_common) {
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// If we can attempt to fallback on the common lang file.
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return localize_private($fallback_prefix . $string_key, $lang_data, false);
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}
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// If nothing could be done, we simply return the key.
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return $string_key;
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}
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function localize($string_key) : string {
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global $lang_data;
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return localize_private($string_key, $lang_data, false);
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}
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function l10n_url_abs($url) : string {
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global $user_uri_language;
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return $user_uri_language . $url;
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}
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function l10n_url_switch($lang) : string {
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if(is_null($lang)) {
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return preg_replace("^\/(lb|lu|fr|en)^", "", $_SERVER['REQUEST_URI']);
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} else {
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return "/".$lang.preg_replace("^\/(lb|lu|fr|en)^", "", $_SERVER['REQUEST_URI']);
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}
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}
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?>
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