<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body dir="auto"><div><br></div><div>I've been interested in the possible use of OVMS Apps to control multiple cars of different types - not necessarily just with OVMS modules.</div><div><br></div><div>This allows us to extend the manufacturer's offering, and is real nice for those with more than one car in their garage.</div><div><br></div><div>GM/OnStar now have a published API (although are not permitting this to be used against real cars until late 2013).</div><div><br></div><div>The Leaf carwings API has been reverse engineered.</div><div><br></div><div>Now, some guys are reverse engineering the Tesla Model S RESTfull API.</div><div><br></div><div><a href="http://www.TeslaMotorsClub.com/showthread.php?t=13410">http://www.TeslaMotorsClub.com/showthread.php?t=13410</a></div><div><span style="font-family: '.HelveticaNeueUI'; font-size: 15px; line-height: 19px; white-space: nowrap; -webkit-tap-highlight-color: rgba(26, 26, 26, 0.296875); -webkit-composition-fill-color: rgba(175, 192, 227, 0.230469); -webkit-composition-frame-color: rgba(77, 128, 180, 0.230469); -webkit-text-size-adjust: none; "><a href="http://docs.timdorr.apiary.io/">http://docs.timdorr.apiary.io/</a></span></div><div><span style="font-family: '.HelveticaNeueUI'; font-size: 15px; line-height: 19px; white-space: nowrap; -webkit-tap-highlight-color: rgba(26, 26, 26, 0.296875); -webkit-composition-fill-color: rgba(175, 192, 227, 0.230469); -webkit-composition-frame-color: rgba(77, 128, 180, 0.230469); -webkit-text-size-adjust: none; "><br></span></div><div><span style="-webkit-tap-highlight-color: rgba(26, 26, 26, 0.296875); -webkit-composition-fill-color: rgba(175, 192, 227, 0.230469); -webkit-composition-frame-color: rgba(77, 128, 180, 0.230469); ">Perhaps the neatest way of doing this is by gatewaying at the server - no change to Apps necessary. But, I worry that the providers will rate limit requests from a single IP. Doing it at the server allows for all sorts of cool stuff (e.g.; timed pre-heat).</span></div><div><span style="-webkit-tap-highlight-color: rgba(26, 26, 26, 0.296875); -webkit-composition-fill-color: rgba(175, 192, 227, 0.230469); -webkit-composition-frame-color: rgba(77, 128, 180, 0.230469); "><br></span></div><div><span style="-webkit-tap-highlight-color: rgba(26, 26, 26, 0.296875); -webkit-composition-fill-color: rgba(175, 192, 227, 0.230469); -webkit-composition-frame-color: rgba(77, 128, 180, 0.230469); ">We could also do this in the Apps themselves.</span></div><div><span style="-webkit-tap-highlight-color: rgba(26, 26, 26, 0.296875); -webkit-composition-fill-color: rgba(175, 192, 227, 0.230469); -webkit-composition-frame-color: rgba(77, 128, 180, 0.230469); "><br></span></div><div><span style="-webkit-tap-highlight-color: rgba(26, 26, 26, 0.296875); -webkit-composition-fill-color: rgba(175, 192, 227, 0.230469); -webkit-composition-frame-color: rgba(77, 128, 180, 0.230469); ">But, my question is what is the legality of this? I suspect that it would be a contravention of the DMCA? I read that GM/OnStar stopped (or persuaded to stop) the VoltStats guy to stop - and he is now using a very restricted API just for him. What about Nissan?</span></div><div><span style="-webkit-tap-highlight-color: rgba(26, 26, 26, 0.296875); -webkit-composition-fill-color: rgba(175, 192, 227, 0.230469); -webkit-composition-frame-color: rgba(77, 128, 180, 0.230469); "><br></span></div><div><span style="-webkit-tap-highlight-color: rgba(26, 26, 26, 0.292969); -webkit-composition-fill-color: rgba(175, 192, 227, 0.230469); -webkit-composition-frame-color: rgba(77, 128, 180, 0.230469); ">Looking at the Model S API, it would be about an evening's work to do a server gateway. Scarily simple.</span></div><div><span style="-webkit-tap-highlight-color: rgba(26, 26, 26, 0.292969); -webkit-composition-fill-color: rgba(175, 192, 227, 0.230469); -webkit-composition-frame-color: rgba(77, 128, 180, 0.230469); "><br></span></div><div><span style="-webkit-tap-highlight-color: rgba(26, 26, 26, 0.292969); -webkit-composition-fill-color: rgba(175, 192, 227, 0.230469); -webkit-composition-frame-color: rgba(77, 128, 180, 0.230469); ">Regards, Mark</span></div></body></html>