From 6854cb3f4d8219cf1829e32122eb2502a916eae9 Mon Sep 17 00:00:00 2001
From: Andreas Baumann <mail@andreasbaumann.cc>
Date: Sat, 1 Feb 2020 09:05:48 +0100
Subject: initial checkin

---
 includes/i18n.inc.php | 166 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 166 insertions(+)
 create mode 100644 includes/i18n.inc.php

(limited to 'includes/i18n.inc.php')

diff --git a/includes/i18n.inc.php b/includes/i18n.inc.php
new file mode 100644
index 0000000..47d6852
--- /dev/null
+++ b/includes/i18n.inc.php
@@ -0,0 +1,166 @@
+<?php
+
+if (!defined('IN_FS')) {
+    die('Do not access this file directly.');
+}
+
+require_once BASEDIR . '/lang/en.php';
+FlySprayI18N::init('en', $language);
+FlySprayI18N::setDefault($language);
+
+class FlySprayI18N {
+    private static $translations = array();
+
+    public static function init($lang, $translation) {
+        self::$translations[$lang] = $translation;
+    }
+
+    public static function setDefault($translation) {
+        self::$translations['default'] = $translation;
+    }
+
+    public static function L($key, $lang = null) {
+        if (!isset($lang) || empty($lang) || !is_string($lang)) {
+            $lang = 'default';
+        }
+        if ($lang != 'default' && $lang != 'en' && !array_key_exists($lang, self::$translations)) {
+            // echo "<pre>Only once here for $lang!</pre>";
+            $language = BASEDIR . DIRECTORY_SEPARATOR . 'lang' . DIRECTORY_SEPARATOR . $lang . '.php';
+            if (is_readable($language)) {
+                if ((@require $language) !== FALSE) {
+                    // echo "<pre>Loaded: $lang!</pre>";
+                    self::$translations[$lang] = $translation;
+                }
+                else {
+                    $lang = 'default';
+                }
+            }
+            else {
+                $lang = 'default';
+            }
+        }
+        if (empty($key)) {
+            return '';
+        }
+        if (isset(self::$translations[$lang][$key])) {
+            // echo "<pre>Case 1: $lang!</pre>";
+            return self::$translations[$lang][$key];
+        }
+        if (isset(self::$translations['default'][$key])) {
+            // echo "<pre>Case 2: $lang!</pre>";
+            return self::$translations['default'][$key];
+        }
+        if (isset(self::$translations['en'][$key])) {
+            // echo "<pre>Case 3: $lang!</pre>";
+            return self::$translations['en'][$key];
+        }
+        // echo "<pre>Case 4: $lang!". var_dump(self::$translations['en']) ."</pre>";
+        return "[[$key]]";
+    }
+}
+/**
+ * get the language string $key
+ * return string
+ */
+
+function L($key){
+    global $language;
+    if (empty($key)) {
+        return '';
+    }
+    if (isset($language[$key])) {
+        return $language[$key];
+    }
+    return "[[$key]]";
+}
+
+/**
+ * get the language string $key in $lang
+ * or current default language if $lang
+ * is not given.
+ * return string
+ */
+
+function tL($key, $lang = null) {
+    return FlySprayI18N::L($key, $lang);
+}
+/**
+ * html escaped variant of the previous
+ * return $string
+ */
+function eL($key){
+    return htmlspecialchars(L($key), ENT_QUOTES, 'utf-8');
+}
+
+function load_translations(){
+	global $proj, $language, $user, $fs;
+	# Load translations
+	# if no valid lang_code, return english
+	# valid == a-z and "_" case insensitive
+
+	if (isset($user) && array_key_exists('lang_code', $user->infos)){
+		$lang_code=$user->infos['lang_code'];
+	}
+
+	# 20150211 add language preferences detection of visitors
+	# locale_accept_from_http() not available on every hosting, so we must parse it self.
+	# TODO ..and we can loop later through $langs until we find a matching translation file
+	if((!isset($lang_code) || $lang_code=='' || $lang_code=='browser') && isset($_SERVER['HTTP_ACCEPT_LANGUAGE'])){
+		foreach( explode(',', $_SERVER['HTTP_ACCEPT_LANGUAGE']) as $lang) {
+			# taken from a php.net comment
+			$pattern = '/^(?P<primarytag>[a-zA-Z]{2,8})'.
+				'(?:-(?P<subtag>[a-zA-Z]{2,8}))?(?:(?:;q=)'.
+				'(?P<quantifier>\d\.\d))?$/';
+			$splits = array();
+			if (preg_match($pattern, $lang, $splits)) {
+				$langs[]=$splits;
+			}
+		}
+		# TODO maybe sort $langs-array by quantifiers, but for most browsers it should be ok, because they sent it in right order.
+		if(isset($langs)){
+			$lang_code=$langs[0]['primarytag'];
+			if(isset($langs[0]['subtag'])){
+				$lang_code.='_'.$langs[0]['subtag']; # '_' for our language files, '-' in HTTP_ACCEPT_LANGUAGE
+			}
+		}
+	}
+
+	if(!isset($lang_code) || $lang_code=='' || $lang_code=='project'){
+		if($proj->prefs['lang_code']){
+			$lang_code = $proj->prefs['lang_code'];
+		}else{
+			$lang_code = 'en';
+		}
+	}
+
+	if (!preg_match('/^[a-z_]+$/iD', $lang_code)) {
+		$lang_code ='en';
+	}
+
+	$lang_code = strtolower($lang_code);
+	$translation = BASEDIR.'/lang/'.$lang_code.'.php';
+	if ($lang_code != 'en' && is_readable($translation)) {
+		include_once($translation);
+		$language = is_array($translation) ? array_merge($language, $translation) : $language;
+                FlySprayI18N::init($lang_code, $language);
+	}elseif( 'en'!=substr($lang_code, 0, strpos($lang_code, '_')) && is_readable(BASEDIR.'/lang/'.(substr($lang_code, 0, strpos($lang_code, '_'))).'.php') ){
+		# fallback 'de_AT' to 'de', but not for 'en_US'
+		$translation=BASEDIR.'/lang/'.(substr($lang_code, 0, strpos($lang_code, '_'))).'.php';
+		include_once($translation);
+		$language = is_array($translation) ? array_merge($language, $translation) : $language;    
+	}
+
+        FlySprayI18N::setDefault($language);
+    // correctly translate title since language not set when initialising the project
+    if (isset($proj) && !$proj->id) {
+        $proj->prefs['project_title'] = L('allprojects');
+        $proj->prefs['feed_description']  = L('feedforall');
+    }
+
+    for ($i = 6; $i >= 1; $i--) {
+        $fs->priorities[$i] = L('priority' . $i);
+    }
+    for ($i = 5; $i >= 1; $i--) {
+        $fs->severities[$i] = L('severity' . $i);
+    }
+}
-- 
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