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EthRegistry.rb
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require "eth"
class EthRegistry
def initialize rpc_client, contract_addr, key
@rpc_client = rpc_client
abi = <<ABI
[
{
"anonymous": false,
"inputs": [
{
"indexed": false,
"internalType": "address",
"name": "addr",
"type": "address"
},
{
"indexed": false,
"internalType": "bytes32",
"name": "key",
"type": "bytes32"
},
{
"indexed": false,
"internalType": "string",
"name": "value",
"type": "string"
}
],
"name": "LogRegister",
"type": "event"
},
{
"inputs": [
{
"internalType": "address",
"name": "addr",
"type": "address"
},
{
"internalType": "bytes32",
"name": "key",
"type": "bytes32"
}
],
"name": "get",
"outputs": [
{
"internalType": "string",
"name": "",
"type": "string"
}
],
"stateMutability": "view",
"type": "function"
},
{
"inputs": [
{
"internalType": "bytes32",
"name": "key",
"type": "bytes32"
}
],
"name": "get",
"outputs": [
{
"internalType": "string",
"name": "",
"type": "string"
}
],
"stateMutability": "view",
"type": "function"
},
{
"inputs": [
{
"internalType": "bytes32",
"name": "key",
"type": "bytes32"
},
{
"internalType": "string",
"name": "value",
"type": "string"
}
],
"name": "register",
"outputs": [],
"stateMutability": "nonpayable",
"type": "function"
},
{
"inputs": [
{
"internalType": "address",
"name": "",
"type": "address"
},
{
"internalType": "bytes32",
"name": "",
"type": "bytes32"
}
],
"name": "registry",
"outputs": [
{
"internalType": "string",
"name": "",
"type": "string"
}
],
"stateMutability": "view",
"type": "function"
}
]
ABI
@contract = Ethereum::Contract.create(client: rpc_client, name: "EthRegistry", address: contract_addr, abi: abi)
if key != nil
@contract.key = key
@addr = key.address
end
end
def get_own_entry key
@contract.call.get__address__bytes32(@addr, key)
end
def get addr, key
@contract.call.get__address__bytes32(addr, key)
end
def register key, content
return false if ! @addr
@contract.transact.register(key, content)
end
end