Hello Christopher,
You can try with "search in block" option:
Advanced Config Search(block search and/or search)
String:
\d.*\n(.*\n)*.*no\sip\sredirects
(remember to choose RegEx expression)
SEARCH CONFIG FILE/BLOCK: Config block
Config block start: interface\sVlan
Config block end: !
(remember to choose RegEx expression)
With this setting you can figure which interface should be configured.
About script automation, maybe Config Change Templates will help.
Regards,
Mateusz