prevent collision if i18n function already exists

11 years ago · 7ad2d10102
1 changed files with 7 additions and 5 deletions
--- a/bibtexbrowser.php
+++ b/bibtexbrowser.php
@ -353,12 +353,14 @@ function _zetDB($bibtex_filenames) {
 } // end function setDB

 // internationalization
-function __($msg) {
-  global $BIBTEXBROWSER_LANG;
-  if (isset($BIBTEXBROWSER_LANG[$msg])) { 
-    return $BIBTEXBROWSER_LANG[$msg]; 
+if (!function_exists('__')){
+  function __($msg) {
+    global $BIBTEXBROWSER_LANG;
+    if (isset($BIBTEXBROWSER_LANG[$msg])) {
+      return $BIBTEXBROWSER_LANG[$msg];
+    }
+    return $msg;
  }
-  return $msg;
 }

 // factories