Create app.py

app.py

@@ -0,0 +1,171 @@
+import gradio as gr
+import hashlib
+import qrcode
+from web3 import Web3
+from solcx import compile_standard, install_solc
+import os
+import base64
+from io import BytesIO
+import secrets
+
+# Initialize Web3
+w3 = Web3(Web3.HTTPProvider('http://127.0.0.1:7545'))
+account = w3.eth.accounts.privateKeyToAccount('YOUR_PRIVATE_KEY_HERE')
+w3.eth.accounts.wallet.add(account)
+w3.eth.defaultAccount = account.address
+
+# Solidity source code for JBO3Token
+contract_source_code = '''
+pragma solidity ^0.8.0;
+
+contract JBO3Token {
+    string public name = "JBO3Token";
+    string public symbol = "JBO3";
+    uint8 public decimals = 18;
+    uint256 public totalSupply;
+
+    address public owner;
+    mapping(address => uint256) public balanceOf;
+    mapping(address => mapping(address => uint256)) public allowance;
+    mapping(bytes32 => bool) public storedHashes;
+
+    event Transfer(address indexed from, address indexed to, uint256 value);
+    event Approval(address indexed owner, address indexed spender, uint256 value);
+    event DataHashStored(bytes32 indexed dataHash);
+
+    modifier onlyOwner() {
+        require(msg.sender == owner, "Only the owner can execute this function");
+        _;
+    }
+
+    constructor(uint256 initialSupply) {
+        owner = msg.sender;
+        totalSupply = initialSupply * 10 ** uint256(decimals);
+        balanceOf[msg.sender] = totalSupply;
+        emit Transfer(address(0), msg.sender, totalSupply);
+    }
+
+    function transfer(address _to, uint256 _value) public returns (bool success) {
+        require(_to != address(0), "Invalid address");
+        require(balanceOf[msg.sender] >= _value, "Insufficient balance");
+        balanceOf[msg.sender] -= _value;
+        balanceOf[_to] += _value;
+        emit Transfer(msg.sender, _to, _value);
+        return true;
+    }
+
+    function approve(address _spender, uint256 _value) public returns (bool success) {
+        allowance[msg.sender][_spender] = _value;
+        emit Approval(msg.sender, _spender, _value);
+        return true;
+    }
+
+    function transferFrom(address _from, address _to, uint256 _value) public returns (bool success) {
+        require(_to != address(0), "Invalid address");
+        require(balanceOf[_from] >= _value, "Insufficient balance");
+        require(allowance[_from][msg.sender] >= _value, "Allowance exceeded");
+        balanceOf[_from] -= _value;
+        balanceOf[_to] += _value;
+        allowance[_from][msg.sender] -= _value;
+        emit Transfer(_from, _to, _value);
+        return true;
+    }
+
+    function mint(address _to, uint256 _amount) public onlyOwner returns (bool success) {
+        totalSupply += _amount * 10 ** uint256(decimals);
+        balanceOf[_to] += _amount * 10 ** uint256(decimals);
+        emit Transfer(address(0), _to, _amount * 10 ** uint256(decimals));
+        return true;
+    }
+
+    function storeDataHash(bytes32 dataHash) public onlyOwner returns (bool success) {
+        storedHashes[dataHash] = true;
+        emit DataHashStored(dataHash);
+        return true;
+    }
+
+    function verifyDataHash(bytes32 dataHash) public view returns (bool) {
+        return storedHashes[dataHash];
+    }
+}
+'''
+
+# Install the Solidity compiler
+install_solc('0.8.0')
+
+# Compile the contract
+compiled_sol = compile_standard({
+    "language": "Solidity",
+    "sources": {
+        "JBO3Token.sol": {
+            "content": contract_source_code
+        }
+    },
+    "settings": {
+        "outputSelection": {
+            "*": {
+                "*": ["abi", "metadata", "evm.bytecode", "evm.sourceMap"]
+            }
+        }
+    }
+})
+
+contract_interface = compiled_sol['contracts']['JBO3Token.sol']['JBO3Token']
+
+# Deploy the contract
+JBO3 = w3.eth.contract(abi=contract_interface['abi'], bytecode=contract_interface['evm']['bytecode']['object'])
+tx_hash = JBO3.constructor(1000000).transact()
+tx_receipt = w3.eth.waitForTransactionReceipt(tx_hash)
+contract_address = tx_receipt.contractAddress
+jbo3_contract = w3.eth.contract(address=contract_address, abi=contract_interface['abi'])
+
+def parse_file(file):
+    file_content = file.read()
+    file_text = file_content.decode('utf-8', errors='ignore')
+    file_hash = hashlib.sha3_256(file_text.encode()).hexdigest()
+    return file_hash, file_text
+
+def generate_wallet():
+    private_key = secrets.token_hex(32)
+    account = w3.eth.account.privateKeyToAccount(private_key)
+    address = account.address
+    return private_key, address
+
+def mint_tokens(address, amount):
+    tx_hash = jbo3_contract.functions.mint(address, amount).transact()
+    w3.eth.waitForTransactionReceipt(tx_hash)
+
+def create_qr_code(data):
+    qr = qrcode.QRCode(version=1, box_size=10, border=5)
+    qr.add_data(data)
+    qr.make(fit=True)
+    img = qr.make_image(fill='black', back_color='white')
+    buffered = BytesIO()
+    img.save(buffered, format="PNG")
+    img_str = base64.b64encode(buffered.getvalue()).decode("utf-8")
+    return img_str
+
+def process_file(file):
+    file_hash, file_text = parse_file(file)
+    private_key, address = generate_wallet()
+    mint_tokens(address, 1)  # 1 JBO3 token for simplicity
+    qr_code = create_qr_code(private_key)
+    return {
+        "File Hash": file_hash,
+        "Wallet Address": address,
+        "QR Code": qr_code
+    }
+
+iface = gr.Interface(
+    fn=process_file,
+    inputs=gr.inputs.File(),
+    outputs=[
+        gr.outputs.Textbox(label="File Hash"),
+        gr.outputs.Textbox(label="Wallet Address"),
+        gr.outputs.Image(label="QR Code")
+    ],
+    title="JBO3 Token Generator",
+    description="Upload a file to generate a JBO3 token wallet with a value based on the file's content."
+)
+
+iface.launch()