re-added lib1 login page

fixes issue #28

htdocs/lang/de/ocstyle/lib/menu.php

@@ -415,12 +415,16 @@ function mnu_EchoBreadCrumb($pageid, $mainmenuindex)
 {
 	global $menu;
 
-	echo htmlspecialchars(t($menu[$mainmenuindex]['menustring']), ENT_COMPAT, 'UTF-8');
+	if ($mainmenuindex >= 0)
+	{ // is -1 e.g. when calling newcache.php as logged-off-user (-> login.tpl.php)
+		echo htmlspecialchars(t($menu[$mainmenuindex]['menustring']), ENT_COMPAT, 'UTF-8');
 
-	if (isset($menu[$mainmenuindex]['submenu']) && ($menu[$mainmenuindex]['siteid'] != $pageid))
-	{
-		mnu_prv_EchoBreadCrumbSubItem($pageid, $menu[$mainmenuindex]['submenu']);
+		if (isset($menu[$mainmenuindex]['submenu']) && ($menu[$mainmenuindex]['siteid'] != $pageid))
+		{
+			mnu_prv_EchoBreadCrumbSubItem($pageid, $menu[$mainmenuindex]['submenu']);
+		}
 	}
+
 }
 
 /*

htdocs/lang/de/ocstyle/login.tpl.php

@@ -18,7 +18,9 @@
 	   username      default username
 	   message       message to display the user
 	   target        page to display after login
-	
+
+	 Is called from lib1 pages when login is required, e.g. newcache.php.
+
  ****************************************************************************/
 ?>
 

htdocs/lang/de/ocstyle/main.tpl.php

@@ -192,7 +192,11 @@
 				<div class="nav2">
 					<ul>
 <?php 
-						mnu_EchoMainMenu($menu[$pageidx]['siteid']);
+						// $pageidx is -1 e.g. when calling newcache.php as logged-off-user (-> login.tpl.php)
+						if ($pageidx >= 0)
+							mnu_EchoMainMenu($menu[$pageidx]['siteid']);
+						else
+							mnu_EchoMainMenu(-1);
 ?>
 					</ul>
 				</div>