Check lat and lng input

Author: xbgmsharp

include/functions_map.php

@@ -140,6 +140,11 @@ function osm_get_items($page)
         $LIMIT_SEARCH="";
         $INNER_JOIN="";
 
+	foreach (array('min_lat', 'min_lng', 'max_lat', 'max_lng') as $get_key)
+	{
+		check_input_parameter($get_key, $_GET, false, '/^\d+(\.\d+)?$/');
+	}
+
         /* Delete all previous album */
         $query="SELECT `id` FROM ".CATEGORIES_TABLE." WHERE `name` = 'Locations' AND `comment` LIKE '%OSM plugin%';";
         $ids = array_from_query($query, 'id');