When i have time, i'm working on it too. Check this link: https://wiki.multitheftauto.com/index.php?title=MTA_R1.1_remote_administration_protocol#Current_version
Hi. Mount released a php class that can communicate with an MTA SA Race 1.1.1 server. The download link is dead, so if somebody have the script please upload somewhere and share with us! Thanks
The starting topic:
https://forum.multitheftauto.com/viewtopic.php?f=30&t=20554