<?php
-require_once("include/dba.php");
-
-/**
- * translation support
- */
-
-
/**
+ * @brief translation support
*
* Get the language setting directly from system variables, bypassing get_config()
* as database may not yet be configured.
*
*/
+require_once("include/dba.php");
if(! function_exists('get_browser_language')) {
+/**
+ * @brief get the prefered language from the HTTP_ACCEPT_LANGUAGE header
+ */
function get_browser_language() {
if (x($_SERVER,'HTTP_ACCEPT_LANGUAGE')) {
preg_match_all('/([a-z]{1,8}(-[a-z]{1,8})?)\s*(;\s*q\s*=\s*(1|0\.[0-9]+))?/i',
$_SERVER['HTTP_ACCEPT_LANGUAGE'], $lang_parse);
+ $lang_list = [];
if (count($lang_parse[1])) {
- // create a list like "en" => 0.8
- $langs = array_combine($lang_parse[1], $lang_parse[4]);
-
- // set default to 1 for any without q factor
- foreach ($langs as $lang => $val) {
- if ($val === '') $langs[$lang] = 1;
+ // go through the list of prefered languages and add a generic language
+ // for sub-linguas (e.g. de-ch will add de) if not already in array
+ for ($i=0; $i<count($lang_parse[1]); $i++) {
+ $lang_list[] = strtolower($lang_parse[1][$i]);
+ if ( strlen($lang_parse[1][$i])>3 ) {
+ $dashpos = strpos($lang_parse[1][$i], '-');
+ if (! in_array(substr($lang_parse[1][$i], 0, $dashpos), $lang_list ) ) {
+ $lang_list[] = strtolower(substr($lang_parse[1][$i], 0, $dashpos));
+ }
+ }
}
-
- // sort list based on value
- arsort($langs, SORT_NUMERIC);
}
}
- if(isset($langs) && count($langs)) {
- foreach ($langs as $lang => $v) {
- if(file_exists("view/lang/$lang") && is_dir("view/lang/$lang")) {
- $preferred = $lang;
- break;
- }
+ // check if we have translations for the preferred languages and pick the 1st that has
+ for ($i=0; $i<count($lang_list); $i++) {
+ $lang = $lang_list[$i];
+ if(file_exists("view/lang/$lang") && is_dir("view/lang/$lang")) {
+ $preferred = $lang;
+ break;
}
}
-
if(isset($preferred))
return $preferred;
+ // in case none matches, get the system wide configured language, or fall back to English
$a = get_app();
return ((isset($a->config['system']['language'])) ? $a->config['system']['language'] : 'en');
}}
* @param string $lang language code to load
*/
function load_translation_table($lang) {
- global $a;
+ $a = get_app();
$a->strings = array();
// load enabled plugins strings
}}
+
/**
- * Return installed languages as associative array
- * [
- * lang => lang,
- * ...
- * ]
+ * @brief Return installed languages codes as associative array
+ *
+ * Scans the view/lang directory for the existence of "strings.php" files, and
+ * returns an alphabetical list of their folder names (@-char language codes).
+ * Adds the english language if it's missing from the list.
+ *
+ * Ex: array('de' => 'de', 'en' => 'en', 'fr' => 'fr', ...)
+ *
+ * @return array
*/
-function get_avaiable_languages() {
- $lang_choices = array();
- $langs = glob('view/lang/*/strings.php'); /**/
-
- if(is_array($langs) && count($langs)) {
- if(! in_array('view/lang/en/strings.php',$langs))
- $langs[] = 'view/lang/en/';
- asort($langs);
- foreach($langs as $l) {
- $t = explode("/",$l);
- $lang_choices[$t[2]] = $t[2];
+function get_available_languages() {
+ $langs = array();
+ $strings_file_paths = glob('view/lang/*/strings.php');
+
+ if (is_array($strings_file_paths) && count($strings_file_paths)) {
+ if (!in_array('view/lang/en/strings.php', $strings_file_paths)) {
+ $strings_file_paths[] = 'view/lang/en/strings.php';
+ }
+ asort($strings_file_paths);
+ foreach($strings_file_paths as $strings_file_path) {
+ $path_array = explode('/', $strings_file_path);
+ $langs[$path_array[2]] = $path_array[2];
}
}
- return $lang_choices;
+ return $langs;
}