If you bothered to read widely and not just from Haaretz you might have noticed that the official Israeli rabbinate has distanced itself from and condemned the book Torat Hamelech as have many many Israeli politicians. Actually I bet 95% of Jews haven't even heard of this book let alone read it's contents. Or perhaps these kind of facts just don't fit-in with your pre-conceived views?
Israeli PM to Palestinian President Abbas: We must fight terror together (Haaretz)
from the article: Netanyahu is ignoring Abbas' efforts to end Palestinian incitement