version 1.1-1

src/pixcrypt.lua

@@ -0,0 +1,50 @@
+--[[
+    pixcrypt
+    Key-based Encryption & Decryption Library
+    ttwizz.su/pix
+
+    Author: ttwiz_z (ttwizz)
+    License: MIT
+    GitHub: https://github.com/ttwizz/pixcrypt
+]]
+
+
+local pixcrypt = {}
+
+
+function pixcrypt:Encrypt(Key, String)
+    assert(type(Key) == "string", "Argument 1 (Key) must be a string")
+    assert(type(String) == "string", "Argument 2 (String) must be a string")
+
+    local Summand = #Key + math.pi * 4.3579
+    local Result = ""
+
+    for Character in string.gmatch(Key, ".") do
+        Summand = Summand + string.byte(Character) / 1.8602
+    end
+    for Character in string.gmatch(String, ".") do
+        Result = Result .. string.byte(Character) / 2.1748 + Summand .. "xip"
+    end
+
+    return string.gsub(string.reverse(string.sub(Result, 1, -4)), "%.", "$")
+end
+
+function pixcrypt:Decrypt(Key, String)
+    assert(type(Key) == "string", "Argument 1 (Key) must be a string")
+    assert(type(String) == "string", "Argument 2 (String) must be a string")
+
+    local Summand = #Key + math.pi * 4.3579
+    local Result = ""
+
+    for Character in string.gmatch(Key, ".") do
+        Summand = Summand + string.byte(Character) / 1.8602
+    end
+    for Character in string.gmatch(string.gsub(string.reverse(String), "%$", "."), "([^xip]+)") do
+        Result = Result .. string.char(math.floor((Character - Summand) * 2.1748 + 0.5))
+    end
+
+    return Result
+end
+
+
+return pixcrypt