feature 2836: display the number of comments/tags in the menubar

git-svn-id: http://piwigo.org/svn/trunk@21817 68402e56-0260-453c-a942-63ccdbb3a9ee

admin/include/functions.php

@@ -1367,6 +1367,7 @@ DELETE
     array_keys($inserts[0]),
     $inserts
     );
+  invalidate_user_cache_nb_tags();
 }
 
 /**
@@ -1397,6 +1398,8 @@ DELETE
   WHERE id IN ('.implode(',', $tag_ids).')
 ;';
   pwg_query($query);
+
+  invalidate_user_cache_nb_tags();
 }
 
 function tag_id_from_tag_name($tag_name)
@@ -1486,6 +1489,8 @@ DELETE
         $inserts
         );
     }
+
+    invalidate_user_cache_nb_tags();
   }
 }
 
@@ -1694,6 +1699,17 @@ UPDATE '.USER_CACHE_TABLE.'
   trigger_action('invalidate_user_cache', $full);
 }
 
+
+function invalidate_user_cache_nb_tags()
+{
+  global $user;
+  unset($user['nb_available_tags']);
+  $query = '
+UPDATE '.USER_CACHE_TABLE.'
+  SET nb_available_tags = NULL';
+  pwg_query($query);
+}
+
 /**
  * adds the caracter set to a create table sql query.
  * all CREATE TABLE queries must call this function