Create token_validation.py

Author: KOSASIH

tokenization/token_validation.py

@@ -0,0 +1,70 @@
+# tokenization/token_validation.py
+
+import json
+import logging
+from zkp_library import ZKP  # Hypothetical ZKP library
+
+# Configure logging
+logging.basicConfig(level=logging.INFO, format='%(asctime)s - %(levelname)s - %(message)s')
+
+class TokenValidator:
+    def __init__(self):
+        """
+        Initialize the TokenValidator.
+        """
+        self.zkp = ZKP()  # Initialize the ZKP library
+
+    def generate_proof(self, token, secret_data):
+        """
+        Generate a Zero-Knowledge Proof for the given token and secret data.
+        
+        :param token: The token to generate a proof for.
+        :param secret_data: The underlying data associated with the token.
+        :return: A proof that can be used for validation.
+        """
+        try:
+            proof = self.zkp.create_proof(token, secret_data)
+            logging.info(f"Generated proof for token: {token}")
+            return proof
+        except Exception as e:
+            logging.error(f"Failed to generate proof for token {token}: {e}")
+            return None
+
+    def validate_proof(self, token, proof):
+        """
+        Validate the Zero-Knowledge Proof for the given token.
+        
+        :param token: The token to validate.
+        :param proof: The proof to validate against the token.
+        :return: Boolean indicating whether the proof is valid.
+        """
+        try:
+            is_valid = self.zkp.verify_proof(token, proof)
+            if is_valid:
+                logging.info(f"Proof validated successfully for token: {token}")
+            else:
+                logging.warning(f"Proof validation failed for token: {token}")
+            return is_valid
+        except Exception as e:
+            logging.error(f"Failed to validate proof for token {token}: {e}")
+            return False
+
+if __name__ == "__main__":
+    # Example usage
+    token_validator = TokenValidator()
+
+    # Sample token and secret data
+    token = "example_token_123456"
+    secret_data = {
+        "owner": "user_001",
+        "data_type": "DNA",
+        "sequence": "ATCGTAGCTAGCTAGCTAGC"
+    }
+
+    # Generate proof
+    proof = token_validator.generate_proof(token, secret_data)
+
+    # Validate proof
+    if proof:
+        is_valid = token_validator.validate_proof(token, proof)
+        print(f"Is the proof valid? {is_valid}")