--- a/config.urllog.example	Tue Jan 27 08:39:50 2015 +0200
+++ b/config.urllog.example	Tue Jan 27 08:40:17 2015 +0200
@@ -33,6 +33,12 @@
 # (You probably want this enabled.)
 set urllog_extra_checks 1
 
+### Set to 1 if you want "strict" extra checking. This will cause
+### ftp URLs not being added, and if TLS support is disabled, https URLs
+### will not be added either. You probably don't want this set.
+set urllog_extra_strict 0
+
+
 ### Check if the TLD (top level domain) looks sane. You might want to disable
 ### this, because lately (as of 2013+) ICANN has allowed addition of loads
 ### and loads of new TLDs which would be impossible to keep list of here ..

--- a/urllog.tcl	Tue Jan 27 08:39:50 2015 +0200
+++ b/urllog.tcl	Tue Jan 27 08:40:17 2015 +0200
@@ -376,7 +376,7 @@
 #-------------------------------------------------------------------------
 proc urllog_check_url {urlStr urlNick urlHost urlChan} {
   global urllog_encoding http_tls_support urlmsg_errorgettingdoc
-  global urllog_extra_checks urllog_rasiatube_hack
+  global urllog_extra_checks urllog_extra_strict urllog_rasiatube_hack
 
   ### Does the URL already exist?
   if {![urllog_exists $urlStr $urlNick $urlHost $urlChan]} {
@@ -392,9 +392,17 @@
   ### Do we perform additional checks?
   if {$urllog_extra_checks == 0 || !(($http_tls_support != 0 && $u_proto == "https") || $u_proto == "http")} {
     # No optional checks, or it's not http/https.
-    # Just add the URL, if it does not exist already.
-    urllog_addurl $urlStr $urlNick $urlHost $urlChan ""
-    return 1
+    if ($urllog_extra_strict == 0} {
+      # Strict checking disabled, so add the URL, if it does not exist already.
+      urllog_addurl $urlStr $urlNick $urlHost $urlChan ""
+      return 1
+    } elseif ($http_tls_support == 0 && $u_proto == "https") {
+      # Strict ENABLED: If TLS support is disabled and we have https, do nothing
+      return 1
+    } elseif ($u_proto != "http" && $u_prot != "https") {
+      # Strict ENABLED: It's not http, or https
+      return 1
+    }
   }
 
   ### Does the document pointed by the URL exist?