chore: code clean-up

nostr/client/cbc.py

@@ -1,41 +0,0 @@
-
-from Cryptodome import Random
-from Cryptodome.Cipher import AES
-
-plain_text = "This is the text to encrypts"
-
-# encrypted = "7mH9jq3K9xNfWqIyu9gNpUz8qBvGwsrDJ+ACExdV1DvGgY8q39dkxVKeXD7LWCDrPnoD/ZFHJMRMis8v9lwHfNgJut8EVTMuJJi8oTgJevOBXl+E+bJPwej9hY3k20rgCQistNRtGHUzdWyOv7S1tg==".encode()
-# iv = "GzDzqOVShWu3Pl2313FBpQ==".encode()
-
-key = bytes.fromhex("3aa925cb69eb613e2928f8a18279c78b1dca04541dfd064df2eda66b59880795")
-
-BLOCK_SIZE = 16
-
-class AESCipher(object):
-    """This class is compatible with crypto.createCipheriv('aes-256-cbc')
-
-    """
-    def __init__(self, key=None):
-        self.key = key
-
-    def pad(self, data):
-        length = BLOCK_SIZE - (len(data) % BLOCK_SIZE)
-        return data + (chr(length) * length).encode()
-
-    def unpad(self, data):
-        return data[: -(data[-1] if type(data[-1]) == int else ord(data[-1]))]
-
-    def encrypt(self, plain_text):
-        cipher = AES.new(self.key, AES.MODE_CBC)
-        b = plain_text.encode("UTF-8")
-        return cipher.iv, cipher.encrypt(self.pad(b))
-
-    def decrypt(self, iv, enc_text):
-        cipher = AES.new(self.key, AES.MODE_CBC, iv=iv)
-        return self.unpad(cipher.decrypt(enc_text).decode("UTF-8"))
-        
-if __name__ == "__main__":
-    aes = AESCipher(key=key)
-    iv, enc_text = aes.encrypt(plain_text)
-    dec_text = aes.decrypt(iv, enc_text)
-    print(dec_text)