public async Task <object> Find(string data) { data = data.Trim(); var b58 = NoException(() => WhatIsBase58.GetFromBitcoinString(data)); if (b58 != null) { if (b58 is WhatIsAddress) { var address = (WhatIsAddress)b58; TryFetchRedeemOrPubKey(address); } return(b58); } if (data.Length == 0x40) { try { return(await Controller.JsonTransaction(uint256.Parse(data), false)); } catch { } } var b = NoException(() => Controller.JsonBlock(BlockFeature.Parse(data), true, false)); if (b != null) { return(b); } if (data.Length == 0x28) //Hash of pubkey or script { TxDestination dest = new KeyId(data); var address = new WhatIsAddress(dest.GetAddress(Network)); if (TryFetchRedeemOrPubKey(address)) { return(address); } dest = new ScriptId(data); address = new WhatIsAddress(dest.GetAddress(Network)); if (TryFetchRedeemOrPubKey(address)) { return(address); } } var script = NoException(() => GetScriptFromBytes(data)); if (script != null) { return(new WhatIsScript(script, Network)); } script = NoException(() => GetScriptFromText(data)); if (script != null) { return(new WhatIsScript(script, Network)); } var sig = NoException(() => new TransactionSignature(Encoders.Hex.DecodeData(data))); if (sig != null) { return(new WhatIsTransactionSignature(sig)); } var pubkeyBytes = NoException(() => Encoders.Hex.DecodeData(data)); if (pubkeyBytes != null && PubKey.Check(pubkeyBytes, true)) { var pubKey = NoException(() => new PubKey(data)); if (pubKey != null) { return(new WhatIsPublicKey(pubKey, Network)); } } if (data.Length == 80 * 2) { var blockHeader = NoException(() => { var h = new BlockHeader(); h.ReadWrite(Encoders.Hex.DecodeData(data)); return(h); }); if (blockHeader != null) { return(new WhatIsBlockHeader(blockHeader)); } } return(null); }
/// <summary> /// Try to interpret the given string in a few ways in order to detect what object it's supposed to represent. /// </summary> /// <returns>The object represented by the input string. This may be a Bitcoin address, a script, a signature, a public key, etc.</returns> public async Task <object> Find(string data) { data = data.Trim(); // Is it a Bitcoin address? var b58 = NoException(() => WhatIsBase58.GetFromBitcoinString(data)); if (b58 != null) { if (b58 is WhatIsAddress address) { await TryFetchRedeemOrPubKey(address); // Shouldn't the return value here be checked? } return(b58); } // Is it a transaction ID? if (data.Length == 0x40) { try { return(await Controller.JsonTransaction(uint256.Parse(data), false)); } catch { // Well, apparently it's not a transaction ID. } } // Is it a block feature? var b = NoException(() => Controller.JsonBlock(BlockFeature.Parse(data), true, false)); if (b != null) { return(b); } // Is it the hash of a public key (modeled as KeyId in NBitcoin), or is it the hash of a script ID? if (data.Length == 0x28) // Hash of pubkey or script { TxDestination dest = new KeyId(data); var address = new WhatIsAddress(dest.GetAddress(Network)); if (await TryFetchRedeemOrPubKey(address)) { return(address); } dest = new ScriptId(data); address = new WhatIsAddress(dest.GetAddress(Network)); if (await TryFetchRedeemOrPubKey(address)) { return(address); } } // Is it a script? var script = NoException(() => GetScriptFromBytes(data)); if (script != null) { return(new WhatIsScript(script, Network)); } script = NoException(() => GetScriptFromText(data)); if (script != null) { return(new WhatIsScript(script, Network)); } // Is it a transaction signature? var sig = NoException(() => new TransactionSignature(Encoders.Hex.DecodeData(data))); if (sig != null) { return(new WhatIsTransactionSignature(sig)); } // Is it a hexstring representing the bytes of a public key? var pubkeyBytes = NoException(() => Encoders.Hex.DecodeData(data)); if (pubkeyBytes != null && PubKey.Check(pubkeyBytes, true)) { var pubKey = NoException(() => new PubKey(data)); if (pubKey != null) { return(new WhatIsPublicKey(pubKey, Network)); } } // Is it a blockheader? if (data.Length == 80 * 2) { var blockHeader = NoException(() => { var h = ConsensusFactory.CreateBlockHeader(); h.ReadWrite(Encoders.Hex.DecodeData(data), ConsensusFactory); return(h); }); if (blockHeader != null) { return(new WhatIsBlockHeader(blockHeader)); } } // No idea what this is. return(null); }