more check_plain on arguments to ensure safety.

modules/views_book.inc

@@ -110,7 +110,7 @@ function views_handler_arg_book_parent($op, & $query, $argtype, $arg = '') {
       if ($query)
       {
         $term = db_fetch_object(db_query("SELECT title FROM {node} WHERE nid = '%d'", $query));
-        return $term->title;
+        return check_plain($term->title);
       }
   }
 }

modules/views_node.inc

@@ -476,7 +476,7 @@ function views_handler_arg_nodeletter($op, &$query, $argtype, $arg = '') {
     case 'link':
       return l(strtoupper($query->letter), "$arg/$query->letter");
     case 'title':
-      return strtoupper($query);
+      return check_plain(strtoupper($query));
   }
 }
 
@@ -500,7 +500,7 @@ function views_handler_arg_year($op, &$query, $argtype, $arg = '') {
     case 'link':
       return l($query->year, "$arg/$query->year");
     case 'title':
-      return $query;
+      return check_plain($query);
   }
 }
 function views_handler_arg_month($op, &$query, $argtype, $arg = '') {
@@ -549,7 +549,7 @@ function views_handler_arg_week($op, &$query, $argtype, $arg = '') {
     case 'link':
       return l("Week $query->name", "$arg/$query->name");
     case 'title':
-      return $query;
+      return check_plain($query);
   }
 }
 function views_handler_arg_monthyear($op, &$query, $argtype, $arg = '') {
@@ -614,7 +614,7 @@ function views_handler_arg_nid($op, &$query, $argtype, $arg = '') {
       return l($query->title, "$arg/$query->nid");
     case 'title':
       $node = db_fetch_object(db_query("SELECT title FROM {node} WHERE nid=%d", $query));
-      return $node->title;
+      return check_plain($node->title);
   }
 }
 

modules/views_taxonomy.inc

@@ -340,8 +340,7 @@ function views_handler_arg_vocid($op, &$query, $argtype, $arg = '') {
     case 'title':
       $result = db_query("SELECT name FROM {vocabulary} WHERE vid = %d", $query);
       $voc = db_fetch_object($result);
-      $title = check_plain($voc->name);
-      return $title;
+      return check_plain($voc->name);
   }
 }
 

modules/views_user.inc

@@ -225,7 +225,7 @@ function views_handler_arg_uid($op, &$query, $argtype, $arg = '') {
         return variable_get('anonymous', 'Anonymous');
       }
       $user = db_fetch_object(db_query("SELECT name FROM {users} WHERE uid = '%d'", $query));
-      return $user->name;
+      return check_plain($user->name);
   }
 }
 
@@ -260,7 +260,7 @@ function views_handler_arg_uid_touch($op, &$query, $argtype, $arg = '') {
         return variable_get('anonymous', 'Anonymous');
       }
       $user = db_fetch_object(db_query("SELECT name FROM {users} WHERE uid = '%d'", $query));
-      return $user->name;
+      return check_plain($user->name);
   }
 }