[Fix] RBL: fix use of `content_urls` and `images` inside `checks`

diff --git a/src/plugins/lua/rbl.lua b/src/plugins/lua/rbl.lua
index 2c2fe0071eeeab7fede90342333bef7c7d59feed..3c7396cf89669daaa0f73319f7041e15722055f4 100644 (file)
--- a/src/plugins/lua/rbl.lua
+++ b/src/plugins/lua/rbl.lua
@@ -594,9 +594,9 @@ local function gen_rbl_callback(rule)
       limit = rule.requests_limit,
       ignore_redirected = true,
       ignore_ip = rule.no_ip,
-      need_images = rule.images,
+      need_images = rule.images and true or false,
       need_emails = false,
-      need_content = rule.content_urls or false,
+      need_content = rule.content_urls and true or false,
       esld_limit = esld_lim,
       no_cache = true,
     }