MDL-39661 blocks: Removed notice when moving a block

lang/en/block.php

@@ -50,6 +50,7 @@ $string['hidepanel'] = 'Hide panel';
 $string['moveblock'] = 'Move {$a} block';
 $string['moveblockafter'] = 'Move block to after {$a} block';
 $string['moveblockbefore'] = 'Move block to before {$a} block';
+$string['moveblockhere'] = 'Move block here';
 $string['movingthisblockcancel'] = 'Moving this block ({$a})';
 $string['onthispage'] = 'On this page';
 $string['pagetypes'] = 'Page types';

lib/outputrenderers.php

@@ -1420,7 +1420,12 @@ class core_renderer extends renderer_base {
      */
     public function block_move_target($target, $zones, $previous) {
         if ($previous == null) {
-            $position = get_string('moveblockbefore', 'block', $zones[0]);
+            if (empty($zones)) {
+                // There are no zones, probably because there are no blocks.
+                $position = get_string('moveblockhere', 'block');
+            } else {
+                $position = get_string('moveblockbefore', 'block', $zones[0]);
+            }
         } else {
             $position = get_string('moveblockafter', 'block', $previous);
         }