There are many issues in case of weapon obtain. You need to be approved by psychiatric clinic (dispensary), you need to prove to the government that you have weapon safe, mounted in a wall, you need to have your criminal, armed forces, tax files clear. After all you can obtain license for hunter's smoothbore gun. Barrel crop is prohibited and surely will be prosecuted.
There are many discussions about legalizing of pistols, revolvers and any guns with short barrel, usually used to defense, but no way that it will be legalized by the government soon.
As was said, after 5 year of standard license, you can obtain a license for threaded gun and buy hunters' analogue of AK-47, called Saiga.