<?php
/**
- * translation support
- */
-
-
-/**
+ * @brief translation support
*
* Get the language setting directly from system variables, bypassing get_config()
* as database may not yet be configured.
- *
+ *
* If possible, we use the value from the browser.
*
*/
+require_once("include/dba.php");
-if(! function_exists('get_language')) {
-function get_language() {
+if(! function_exists('get_browser_language')) {
+/**
+ * @brief get the prefered language from the HTTP_ACCEPT_LANGUAGE header
+ */
+function get_browser_language() {
- if (isset($_SERVER['HTTP_ACCEPT_LANGUAGE'])) {
- // break up string into pieces (languages and q factors)
- preg_match_all('/([a-z]{1,8}(-[a-z]{1,8})?)\s*(;\s*q\s*=\s*(1|0\.[0-9]+))?/i',
+ if (x($_SERVER,'HTTP_ACCEPT_LANGUAGE')) {
+ // break up string into pieces (languages and q factors)
+ 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'], $lang_parse);
- if (count($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;
- }
-
- // sort list based on value
- arsort($langs, SORT_NUMERIC);
- }
- }
-
- if(isset($langs) && count($langs)) {
- foreach ($langs as $lang => $v) {
- if(file_exists("view/$lang") && is_dir("view/$lang")) {
- $preferred = $lang;
- break;
+ $lang_list = [];
+ if (count($lang_parse[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, $dashpos));
+ }
+ }
}
}
}
+ // check if we have translations for the preferred languages and pick the 1st that has
+ for ($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');
}}
}
-// load string translation table for alternate language
+// l
if(! function_exists('load_translation_table')) {
+/**
+ * load string translation table for alternate language
+ *
+ * first plugin strings are loaded, then globals
+ *
+ * @param string $lang language code to load
+ */
function load_translation_table($lang) {
- global $a;
+ $a = get_app();
+
+ $a->strings = array();
+ // load enabled plugins strings
+ $plugins = q("SELECT name FROM addon WHERE installed=1;");
+ if ($plugins!==false) {
+ foreach($plugins as $p) {
+ $name = $p['name'];
+ if(file_exists("addon/$name/lang/$lang/strings.php")) {
+ include("addon/$name/lang/$lang/strings.php");
+ }
+ }
+ }
+
+ if(file_exists("view/lang/$lang/strings.php")) {
+ include("view/lang/$lang/strings.php");
+ }
- if(file_exists("view/$lang/strings.php"))
- include("view/$lang/strings.php");
}}
// translate string if translation exists
if(! function_exists('tt')){
function tt($singular, $plural, $count){
-
+ global $lang;
$a = get_app();
if(x($a->strings,$singular)) {
$t = $a->strings[$singular];
- $k = string_plural_select($count);
+ $f = 'string_plural_select_' . str_replace('-','_',$lang);
+ if(! function_exists($f))
+ $f = 'string_plural_select_default';
+ $k = $f($count);
return is_array($t)?$t[$k]:$t;
}
-
+
if ($count!=1){
return $plural;
} else {
return $singular;
}
-}}
\ No newline at end of file
+}}
+
+// provide a fallback which will not collide with
+// a function defined in any language file
+
+if(! function_exists('string_plural_select_default')) {
+function string_plural_select_default($n) {
+ return ($n != 1);
+}}
+
+
+
+/**
+ * @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_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 $langs;
+}