Review comments

Signed-off-by: DL6ER <dl6er@dl6er.de>

scripts/pi-hole/php/func.php

@@ -45,21 +45,4 @@ if(!function_exists('hash_equals')) {
    }
 }
 
-function add_regex($regex, $mode=FILE_APPEND, $append="\n")
-{
-    global $regexfile;
-    if(file_put_contents($regexfile, $regex.$append, $mode) === FALSE)
-    {
-        $err = error_get_last()["message"];
-        echo "Unable to add regex \"".htmlspecialchars($regex)."\" to ${regexfile}<br>Error message: $err";
-    }
-    else
-    {
-        // Send SIGHUP to pihole-FTL using a frontend command
-        // to force reloading of the regex domains
-        // This will also wipe the resolver's cache
-        echo exec("sudo pihole restartdns reload");
-    }
-}
-
 ?>