former porn actress christy mack claims ex-boyfriend jonathan paul koppenhaver beat and raped her until she almost died at her home .
she had been asleep next to a male friend when he ` burst in with a knife '
koppenhaver , who goes by the name war machine , claims to be innocent .
mack has opened up about her recovery , now needs glasses and a wig .
the case against koppenhaver , who faces 26 charges , resumes in autumn .