shop refactor

swshop/apis/krist.lua

@@ -0,0 +1,45 @@
+local sha2 = require('opus.crypto.sha2')
+
+local Krist = { }
+
+local function sha256(key)
+	return sha2:digest(key):toHex()
+end
+
+local function makeaddressbyte(byte)
+	byte = 48 + math.floor(byte / 7)
+	return string.char(byte + 39 > 122 and 101 or byte > 57 and byte + 39 or byte)
+end
+
+function Krist.makev2address(key)
+	local protein = {}
+	local stick = sha256(sha256(key))
+	local n = 0
+	local v2 = "k"
+	repeat
+		if n < 9 then
+			protein[n] = string.sub(stick,0,2)
+			stick = sha256(sha256(stick))
+		end
+		n = n + 1
+	until n == 9
+
+	n = 0
+	repeat
+		local link = tonumber(string.sub(stick,1+(2*n),2+(2*n)),16) % 9
+		if string.len(protein[link]) ~= 0 then
+			v2 = v2 .. makeaddressbyte(tonumber(protein[link],16))
+			protein[link] = ''
+			n = n + 1
+		else
+			stick = sha256(stick)
+		end
+	until n == 9
+	return v2
+end
+
+function Krist.toKristWalletFormat(passphrase)
+	return sha256('KRISTWALLET' .. passphrase) .. '-000'
+end
+
+return Krist