language : allow to force the language from anoter source than the cookie and the browser params

git-svn-id: https://svn.fournier38.fr/svn/ProgSVN/trunk@2509 bf3deb0d-5f1a-0410-827f-c0cc1f45334c

language.php

@@ -279,7 +279,6 @@ class language
       putenv ('LANG='.$languageCode.'.'.$codeset);
       putenv ('LANGUAGE='.$languageCode.'.'.$codeset); 
       $GLOBALS["domframework"]["lang"] = $languageCode;
-
       bind_textdomain_codeset ($package, "utf-8");
       bindtextdomain ($package, $repLocale);
       textdomain ($package);
@@ -301,14 +300,18 @@ class language
   /** The complete stack of language selection
       @param string $package The package name (package.(po|mo) files)
       @param string $languageCookie The name of the cookie saved in the browser
+      @param string $forcedLanguage The name of a forced language
       @return string The language with format fr_FR to be used */
-  public function activeLanguage ($package, $languageCookie)
+  public function activeLanguage ($package, $languageCookie,
+                                  $forcedLanguage = null)
   {
     // Prefered language in the browser
     $langNav = $this->languageSelection ("./locale", "fr_FR");
     // Language defined in the cookie
     $langCookie = $this->languageCookie ($languageCookie);
-    if ($langCookie !== FALSE)
+    if ($forcedLanguage !== null)
+      $languageCode = $forcedLanguage;
+    elseif ($langCookie !== FALSE)
       $languageCode = $langCookie;
     else
       $languageCode = $langNav;