Would a magnetic lock require cabling to run through the door to control room? If yes, how is that run around the door?
Rule #1 - Be Patient - Rule #2 - Don't ask when, if you don't contribute - Rule #3 - You have coding skills - LinuxMCE's small brother is available: http://www.agocontrol.com
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None of those look like what I know about. You might want to ask a local electrician about this. Adding a motor to blinds/drapes whatever is not a LinuxMCE question per se. Once you have a motor you can control it with LinuxMCE.
If you do not want any of the media or telecom stuff, go and get something that you go and buy for little money.
If you do not want the media part, look at MiCasa Verde's Vera.