This commit is contained in:
sairajzero
commit
fe627c59b7
1
.gitignore
vendored
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1
.gitignore
vendored
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*.tmp*
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21
LICENCE
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21
LICENCE
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MIT License
|
||||
|
||||
Copyright (c) 2023 Sai Raj
|
||||
|
||||
Permission is hereby granted, free of charge, to any person obtaining a copy
|
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of this software and associated documentation files (the "Software"), to deal
|
||||
in the Software without restriction, including without limitation the rights
|
||||
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
||||
copies of the Software, and to permit persons to whom the Software is
|
||||
furnished to do so, subject to the following conditions:
|
||||
|
||||
The above copyright notice and this permission notice shall be included in all
|
||||
copies or substantial portions of the Software.
|
||||
|
||||
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
||||
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
||||
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
||||
SOFTWARE.
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||||
996
btcOperator.js
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996
btcOperator.js
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(function (EXPORTS) { //btcOperator v1.1.3b
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/* BTC Crypto and API Operator */
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const btcOperator = EXPORTS;
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//This library uses API provided by chain.so (https://chain.so/)
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const URL = "https://blockchain.info/";
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const DUST_AMT = 546,
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MIN_FEE_UPDATE = 219;
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const fetch_api = btcOperator.fetch = function (api, json_res = true) {
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||||
return new Promise((resolve, reject) => {
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console.debug(URL + api);
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fetch(URL + api).then(response => {
|
||||
if (response.ok) {
|
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(json_res ? response.json() : response.text())
|
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.then(result => resolve(result))
|
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.catch(error => reject(error))
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||||
} else {
|
||||
response.json()
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||||
.then(result => reject(result))
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||||
.catch(error => reject(error))
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}
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}).catch(error => reject(error))
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})
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};
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const SATOSHI_IN_BTC = 1e8;
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const util = btcOperator.util = {};
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util.Sat_to_BTC = value => parseFloat((value / SATOSHI_IN_BTC).toFixed(8));
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util.BTC_to_Sat = value => parseInt(value * SATOSHI_IN_BTC);
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||||
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function get_fee_rate() {
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return new Promise((resolve, reject) => {
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fetch('https://api.blockchain.info/mempool/fees').then(response => {
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if (response.ok)
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response.json()
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.then(result => resolve(util.Sat_to_BTC(result.regular)))
|
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.catch(error => reject(error));
|
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else
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reject(response);
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}).catch(error => reject(error))
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})
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}
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const broadcastTx = btcOperator.broadcastTx = rawTxHex => new Promise((resolve, reject) => {
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let url = 'https://coinb.in/api/?uid=1&key=12345678901234567890123456789012&setmodule=bitcoin&request=sendrawtransaction';
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fetch(url, {
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method: 'POST',
|
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headers: {
|
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'Content-Type': 'application/x-www-form-urlencoded'
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},
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body: "rawtx=" + rawTxHex
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}).then(response => {
|
||||
response.text().then(resultText => {
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let r = resultText.match(/<result>.*<\/result>/);
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if (!r)
|
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reject(resultText);
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||||
else {
|
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r = r.pop().replace('<result>', '').replace('</result>', '');
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if (r == '1') {
|
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let txid = resultText.match(/<txid>.*<\/txid>/).pop().replace('<txid>', '').replace('</txid>', '');
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resolve(txid);
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} else if (r == '0') {
|
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let error = resultText.match(/<response>.*<\/response>/).pop().replace('<response>', '').replace('</response>', '');
|
||||
reject(decodeURIComponent(error.replace(/\+/g, " ")));
|
||||
} else reject(resultText);
|
||||
}
|
||||
}).catch(error => reject(error))
|
||||
}).catch(error => reject(error))
|
||||
});
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||||
Object.defineProperties(btcOperator, {
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newKeys: {
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get: () => {
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let r = coinjs.newKeys();
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r.segwitAddress = coinjs.segwitAddress(r.pubkey).address;
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r.bech32Address = coinjs.bech32Address(r.pubkey).address;
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||||
return r;
|
||||
}
|
||||
},
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||||
pubkey: {
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||||
value: key => key.length >= 66 ? key : (key.length == 64 ? coinjs.newPubkey(key) : coinjs.wif2pubkey(key).pubkey)
|
||||
},
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||||
address: {
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||||
value: (key, prefix = undefined) => coinjs.pubkey2address(btcOperator.pubkey(key), prefix)
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||||
},
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segwitAddress: {
|
||||
value: key => coinjs.segwitAddress(btcOperator.pubkey(key)).address
|
||||
},
|
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bech32Address: {
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||||
value: key => coinjs.bech32Address(btcOperator.pubkey(key)).address
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||||
}
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||||
});
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||||
|
||||
coinjs.compressed = true;
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||||
|
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const verifyKey = btcOperator.verifyKey = function (addr, key) {
|
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if (!addr || !key)
|
||||
return undefined;
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switch (coinjs.addressDecode(addr).type) {
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case "standard":
|
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return btcOperator.address(key) === addr;
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case "multisig":
|
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return btcOperator.segwitAddress(key) === addr;
|
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case "bech32":
|
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return btcOperator.bech32Address(key) === addr;
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default:
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return null;
|
||||
}
|
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}
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||||
const validateAddress = btcOperator.validateAddress = function (addr) {
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if (!addr)
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return undefined;
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let type = coinjs.addressDecode(addr).type;
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if (["standard", "multisig", "bech32", "multisigBech32"].includes(type))
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return type;
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else
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return false;
|
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}
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|
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btcOperator.multiSigAddress = function (pubKeys, minRequired, bech32 = true) {
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if (!Array.isArray(pubKeys))
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throw "pubKeys must be an array of public keys";
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else if (pubKeys.length < minRequired)
|
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throw "minimum required should be less than the number of pubKeys";
|
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if (bech32)
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return coinjs.pubkeys2MultisigAddressBech32(pubKeys, minRequired);
|
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else
|
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return coinjs.pubkeys2MultisigAddress(pubKeys, minRequired);
|
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}
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btcOperator.decodeRedeemScript = function (redeemScript, bech32 = true) {
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let script = coinjs.script();
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let decoded = (bech32) ?
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script.decodeRedeemScriptBech32(redeemScript) :
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script.decodeRedeemScript(redeemScript);
|
||||
if (!decoded)
|
||||
return null;
|
||||
return {
|
||||
address: decoded.address,
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pubKeys: decoded.pubkeys,
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redeemScript: decoded.redeemscript,
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required: decoded.signaturesRequired
|
||||
}
|
||||
|
||||
}
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|
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//convert from one blockchain to another blockchain (target version)
|
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btcOperator.convert = {};
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|
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btcOperator.convert.wif = function (source_wif, target_version = coinjs.priv) {
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let keyHex = util.decodeLegacy(source_wif).hex;
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if (!keyHex || keyHex.length < 66 || !/01$/.test(keyHex))
|
||||
return null;
|
||||
else
|
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return util.encodeLegacy(keyHex, target_version);
|
||||
}
|
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|
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btcOperator.convert.legacy2legacy = function (source_addr, target_version = coinjs.pub) {
|
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let rawHex = util.decodeLegacy(source_addr).hex;
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if (!rawHex)
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return null;
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else
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return util.encodeLegacy(rawHex, target_version);
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}
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btcOperator.convert.legacy2bech = function (source_addr, target_version = coinjs.bech32.version, target_hrp = coinjs.bech32.hrp) {
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let rawHex = util.decodeLegacy(source_addr).hex;
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if (!rawHex)
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return null;
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else
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return util.encodeBech32(rawHex, target_version, target_hrp);
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}
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btcOperator.convert.bech2bech = function (source_addr, target_version = coinjs.bech32.version, target_hrp = coinjs.bech32.hrp) {
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let rawHex = util.decodeBech32(source_addr).hex;
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if (!rawHex)
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return null;
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else
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return util.encodeBech32(rawHex, target_version, target_hrp);
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}
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btcOperator.convert.bech2legacy = function (source_addr, target_version = coinjs.pub) {
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let rawHex = util.decodeBech32(source_addr).hex;
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if (!rawHex)
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return null;
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else
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return util.encodeLegacy(rawHex, target_version);
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}
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btcOperator.convert.multisig2multisig = function (source_addr, target_version = coinjs.multisig) {
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let rawHex = util.decodeLegacy(source_addr).hex;
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if (!rawHex)
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return null;
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else
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return util.encodeLegacy(rawHex, target_version);
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}
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btcOperator.convert.bech2multisig = function (source_addr, target_version = coinjs.multisig) {
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let rawHex = util.decodeBech32(source_addr).hex;
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if (!rawHex)
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return null;
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else {
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rawHex = Crypto.util.bytesToHex(ripemd160(Crypto.util.hexToBytes(rawHex), { asBytes: true }));
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return util.encodeLegacy(rawHex, target_version);
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}
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}
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util.decodeLegacy = function (source) {
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var decode = coinjs.base58decode(source);
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var raw = decode.slice(0, decode.length - 4),
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checksum = decode.slice(decode.length - 4);
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||||
var hash = Crypto.SHA256(Crypto.SHA256(raw, {
|
||||
asBytes: true
|
||||
}), {
|
||||
asBytes: true
|
||||
});
|
||||
if (hash[0] != checksum[0] || hash[1] != checksum[1] || hash[2] != checksum[2] || hash[3] != checksum[3])
|
||||
return false;
|
||||
let version = raw.shift();
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||||
return {
|
||||
version: version,
|
||||
hex: Crypto.util.bytesToHex(raw)
|
||||
}
|
||||
}
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||||
|
||||
util.encodeLegacy = function (hex, version) {
|
||||
var bytes = Crypto.util.hexToBytes(hex);
|
||||
bytes.unshift(version);
|
||||
var hash = Crypto.SHA256(Crypto.SHA256(bytes, {
|
||||
asBytes: true
|
||||
}), {
|
||||
asBytes: true
|
||||
});
|
||||
var checksum = hash.slice(0, 4);
|
||||
return coinjs.base58encode(bytes.concat(checksum));
|
||||
}
|
||||
|
||||
util.decodeBech32 = function (source) {
|
||||
let decode = coinjs.bech32_decode(source);
|
||||
if (!decode)
|
||||
return false;
|
||||
var raw = decode.data;
|
||||
let version = raw.shift();
|
||||
raw = coinjs.bech32_convert(raw, 5, 8, false);
|
||||
return {
|
||||
hrp: decode.hrp,
|
||||
version: version,
|
||||
hex: Crypto.util.bytesToHex(raw)
|
||||
}
|
||||
}
|
||||
|
||||
util.encodeBech32 = function (hex, version, hrp) {
|
||||
var bytes = Crypto.util.hexToBytes(hex);
|
||||
bytes = coinjs.bech32_convert(bytes, 8, 5, true);
|
||||
bytes.unshift(version)
|
||||
return coinjs.bech32_encode(hrp, bytes);
|
||||
}
|
||||
|
||||
//BTC blockchain APIs
|
||||
|
||||
btcOperator.getBalance = addr => new Promise((resolve, reject) => {
|
||||
fetch_api(`q/addressbalance/${addr}`)
|
||||
.then(result => resolve(util.Sat_to_BTC(result)))
|
||||
.catch(error => reject(error))
|
||||
});
|
||||
|
||||
const BASE_TX_SIZE = 12,
|
||||
BASE_INPUT_SIZE = 41,
|
||||
LEGACY_INPUT_SIZE = 107,
|
||||
BECH32_INPUT_SIZE = 27,
|
||||
BECH32_MULTISIG_INPUT_SIZE = 35,
|
||||
SEGWIT_INPUT_SIZE = 59,
|
||||
MULTISIG_INPUT_SIZE_ES = 351,
|
||||
BASE_OUTPUT_SIZE = 9,
|
||||
LEGACY_OUTPUT_SIZE = 25,
|
||||
BECH32_OUTPUT_SIZE = 23,
|
||||
BECH32_MULTISIG_OUTPUT_SIZE = 34,
|
||||
SEGWIT_OUTPUT_SIZE = 23;
|
||||
|
||||
function _redeemScript(addr, key) {
|
||||
let decode = coinjs.addressDecode(addr);
|
||||
switch (decode.type) {
|
||||
case "standard":
|
||||
return false;
|
||||
case "multisig":
|
||||
return key ? coinjs.segwitAddress(btcOperator.pubkey(key)).redeemscript : null;
|
||||
case "bech32":
|
||||
return decode.redeemscript;
|
||||
default:
|
||||
return null;
|
||||
}
|
||||
}
|
||||
|
||||
function _sizePerInput(addr, rs) {
|
||||
switch (coinjs.addressDecode(addr).type) {
|
||||
case "standard":
|
||||
return BASE_INPUT_SIZE + LEGACY_INPUT_SIZE;
|
||||
case "bech32":
|
||||
return BASE_INPUT_SIZE + BECH32_INPUT_SIZE;
|
||||
case "multisigBech32":
|
||||
return BASE_INPUT_SIZE + BECH32_MULTISIG_INPUT_SIZE;
|
||||
case "multisig":
|
||||
switch (coinjs.script().decodeRedeemScript(rs).type) {
|
||||
case "segwit__":
|
||||
return BASE_INPUT_SIZE + SEGWIT_INPUT_SIZE;
|
||||
case "multisig__":
|
||||
return BASE_INPUT_SIZE + MULTISIG_INPUT_SIZE_ES;
|
||||
default:
|
||||
return null;
|
||||
};
|
||||
default:
|
||||
return null;
|
||||
}
|
||||
}
|
||||
|
||||
function _sizePerOutput(addr) {
|
||||
switch (coinjs.addressDecode(addr).type) {
|
||||
case "standard":
|
||||
return BASE_OUTPUT_SIZE + LEGACY_OUTPUT_SIZE;
|
||||
case "bech32":
|
||||
return BASE_OUTPUT_SIZE + BECH32_OUTPUT_SIZE;
|
||||
case "multisigBech32":
|
||||
return BASE_OUTPUT_SIZE + BECH32_MULTISIG_OUTPUT_SIZE;
|
||||
case "multisig":
|
||||
return BASE_OUTPUT_SIZE + SEGWIT_OUTPUT_SIZE;
|
||||
default:
|
||||
return null;
|
||||
}
|
||||
}
|
||||
|
||||
function validateTxParameters(parameters) {
|
||||
let invalids = [];
|
||||
//sender-ids
|
||||
if (parameters.senders) {
|
||||
if (!Array.isArray(parameters.senders))
|
||||
parameters.senders = [parameters.senders];
|
||||
parameters.senders.forEach(id => !validateAddress(id) ? invalids.push(id) : null);
|
||||
if (invalids.length)
|
||||
throw "Invalid senders:" + invalids;
|
||||
}
|
||||
if (parameters.privkeys) {
|
||||
if (!Array.isArray(parameters.privkeys))
|
||||
parameters.privkeys = [parameters.privkeys];
|
||||
if (parameters.senders.length != parameters.privkeys.length)
|
||||
throw "Array length for senders and privkeys should be equal";
|
||||
parameters.senders.forEach((id, i) => {
|
||||
let key = parameters.privkeys[i];
|
||||
if (!verifyKey(id, key)) //verify private-key
|
||||
invalids.push(id);
|
||||
if (key.length === 64) //convert Hex to WIF if needed
|
||||
parameters.privkeys[i] = coinjs.privkey2wif(key);
|
||||
});
|
||||
if (invalids.length)
|
||||
throw "Invalid private key for address:" + invalids;
|
||||
}
|
||||
//receiver-ids (and change-id)
|
||||
if (!Array.isArray(parameters.receivers))
|
||||
parameters.receivers = [parameters.receivers];
|
||||
parameters.receivers.forEach(id => !validateAddress(id) ? invalids.push(id) : null);
|
||||
if (invalids.length)
|
||||
throw "Invalid receivers:" + invalids;
|
||||
if (parameters.change_address && !validateAddress(parameters.change_address))
|
||||
throw "Invalid change_address:" + parameters.change_address;
|
||||
//fee and amounts
|
||||
if ((typeof parameters.fee !== "number" || parameters.fee <= 0) && parameters.fee !== null) //fee = null (auto calc)
|
||||
throw "Invalid fee:" + parameters.fee;
|
||||
if (!Array.isArray(parameters.amounts))
|
||||
parameters.amounts = [parameters.amounts];
|
||||
if (parameters.receivers.length != parameters.amounts.length)
|
||||
throw "Array length for receivers and amounts should be equal";
|
||||
parameters.amounts.forEach(a => typeof a !== "number" || a <= 0 ? invalids.push(a) : null);
|
||||
if (invalids.length)
|
||||
throw "Invalid amounts:" + invalids;
|
||||
//return
|
||||
return parameters;
|
||||
}
|
||||
|
||||
function createTransaction(senders, redeemScripts, receivers, amounts, fee, change_address, fee_from_receiver) {
|
||||
return new Promise((resolve, reject) => {
|
||||
let total_amount = parseFloat(amounts.reduce((t, a) => t + a, 0).toFixed(8));
|
||||
const tx = coinjs.transaction();
|
||||
let output_size = addOutputs(tx, receivers, amounts, change_address);
|
||||
addInputs(tx, senders, redeemScripts, total_amount, fee, output_size, fee_from_receiver).then(result => {
|
||||
if (result.change_amount > 0 && result.change_amount > result.fee) //add change amount if any (ignore dust change)
|
||||
tx.outs[tx.outs.length - 1].value = util.BTC_to_Sat(result.change_amount); //values are in satoshi
|
||||
if (fee_from_receiver) { //deduce fee from receivers if fee_from_receiver
|
||||
let fee_remaining = util.BTC_to_Sat(result.fee);
|
||||
for (let i = 0; i < tx.outs.length - 1 && fee_remaining > 0; i++) {
|
||||
if (fee_remaining < tx.outs[i].value) {
|
||||
tx.outs[i].value -= fee_remaining;
|
||||
fee_remaining = 0;
|
||||
} else {
|
||||
fee_remaining -= tx.outs[i].value;
|
||||
tx.outs[i].value = 0;
|
||||
}
|
||||
}
|
||||
if (fee_remaining > 0)
|
||||
return reject("Send amount is less than fee");
|
||||
|
||||
}
|
||||
//remove all output with value less than DUST amount
|
||||
let filtered_outputs = [], dust_value = 0;
|
||||
tx.outs.forEach(o => o.value >= DUST_AMT ? filtered_outputs.push(o) : dust_value += o.value);
|
||||
tx.outs = filtered_outputs;
|
||||
//update result values
|
||||
result.fee += util.Sat_to_BTC(dust_value);
|
||||
result.output_size = output_size;
|
||||
result.output_amount = total_amount - (fee_from_receiver ? result.fee : 0);
|
||||
result.total_size = BASE_TX_SIZE + output_size + result.input_size;
|
||||
result.transaction = tx;
|
||||
resolve(result);
|
||||
}).catch(error => reject(error))
|
||||
})
|
||||
}
|
||||
|
||||
function addInputs(tx, senders, redeemScripts, total_amount, fee, output_size, fee_from_receiver) {
|
||||
return new Promise((resolve, reject) => {
|
||||
if (fee !== null) {
|
||||
addUTXOs(tx, senders, redeemScripts, fee_from_receiver ? total_amount : total_amount + fee, false).then(result => {
|
||||
result.fee = fee;
|
||||
resolve(result);
|
||||
}).catch(error => reject(error))
|
||||
} else {
|
||||
get_fee_rate().then(fee_rate => {
|
||||
let net_fee = BASE_TX_SIZE * fee_rate;
|
||||
net_fee += (output_size * fee_rate);
|
||||
(fee_from_receiver ?
|
||||
addUTXOs(tx, senders, redeemScripts, total_amount, false) :
|
||||
addUTXOs(tx, senders, redeemScripts, total_amount + net_fee, fee_rate)
|
||||
).then(result => {
|
||||
result.fee = parseFloat((net_fee + (result.input_size * fee_rate)).toFixed(8));
|
||||
result.fee_rate = fee_rate;
|
||||
resolve(result);
|
||||
}).catch(error => reject(error))
|
||||
}).catch(error => reject(error))
|
||||
}
|
||||
})
|
||||
}
|
||||
|
||||
function addUTXOs(tx, senders, redeemScripts, required_amount, fee_rate, rec_args = {}) {
|
||||
return new Promise((resolve, reject) => {
|
||||
required_amount = parseFloat(required_amount.toFixed(8));
|
||||
if (typeof rec_args.n === "undefined") {
|
||||
rec_args.n = 0;
|
||||
rec_args.input_size = 0;
|
||||
rec_args.input_amount = 0;
|
||||
}
|
||||
if (required_amount <= 0)
|
||||
return resolve({
|
||||
input_size: rec_args.input_size,
|
||||
input_amount: rec_args.input_amount,
|
||||
change_amount: required_amount * -1 //required_amount will be -ve of change_amount
|
||||
});
|
||||
else if (rec_args.n >= senders.length)
|
||||
return reject("Insufficient Balance");
|
||||
let addr = senders[rec_args.n],
|
||||
rs = redeemScripts[rec_args.n];
|
||||
let addr_type = coinjs.addressDecode(addr).type;
|
||||
let size_per_input = _sizePerInput(addr, rs);
|
||||
fetch_api(`unspent?active=${addr}`).then(result => {
|
||||
let utxos = result.unspent_outputs;
|
||||
//console.debug("add-utxo", addr, rs, required_amount, utxos);
|
||||
for (let i = 0; i < utxos.length && required_amount > 0; i++) {
|
||||
if (!utxos[i].confirmations) //ignore unconfirmed utxo
|
||||
continue;
|
||||
var script;
|
||||
if (!rs || !rs.length) //legacy script
|
||||
script = utxos[i].script;
|
||||
else if (((rs.match(/^00/) && rs.length == 44)) || (rs.length == 40 && rs.match(/^[a-f0-9]+$/gi)) || addr_type === 'multisigBech32') {
|
||||
//redeemScript for segwit/bech32 and multisig (bech32)
|
||||
let s = coinjs.script();
|
||||
s.writeBytes(Crypto.util.hexToBytes(rs));
|
||||
s.writeOp(0);
|
||||
s.writeBytes(coinjs.numToBytes(utxos[i].value.toFixed(0), 8));
|
||||
script = Crypto.util.bytesToHex(s.buffer);
|
||||
} else //redeemScript for multisig (segwit)
|
||||
script = rs;
|
||||
tx.addinput(utxos[i].tx_hash_big_endian, utxos[i].tx_output_n, script, 0xfffffffd /*sequence*/); //0xfffffffd for Replace-by-fee
|
||||
//update track values
|
||||
rec_args.input_size += size_per_input;
|
||||
rec_args.input_amount += util.Sat_to_BTC(utxos[i].value);
|
||||
required_amount -= util.Sat_to_BTC(utxos[i].value);
|
||||
if (fee_rate) //automatic fee calculation (dynamic)
|
||||
required_amount += size_per_input * fee_rate;
|
||||
}
|
||||
rec_args.n += 1;
|
||||
addUTXOs(tx, senders, redeemScripts, required_amount, fee_rate, rec_args)
|
||||
.then(result => resolve(result))
|
||||
.catch(error => reject(error))
|
||||
}).catch(error => reject(error))
|
||||
})
|
||||
}
|
||||
|
||||
function addOutputs(tx, receivers, amounts, change_address) {
|
||||
let size = 0;
|
||||
for (let i in receivers) {
|
||||
tx.addoutput(receivers[i], amounts[i]);
|
||||
size += _sizePerOutput(receivers[i]);
|
||||
}
|
||||
tx.addoutput(change_address, 0);
|
||||
size += _sizePerOutput(change_address);
|
||||
return size;
|
||||
}
|
||||
|
||||
/*
|
||||
function autoFeeCalc(tx) {
|
||||
return new Promise((resolve, reject) => {
|
||||
get_fee_rate().then(fee_rate => {
|
||||
let tx_size = tx.size();
|
||||
for (var i = 0; i < this.ins.length; i++)
|
||||
switch (tx.extractScriptKey(i).type) {
|
||||
case 'scriptpubkey':
|
||||
tx_size += SIGN_SIZE;
|
||||
break;
|
||||
case 'segwit':
|
||||
case 'multisig':
|
||||
tx_size += SIGN_SIZE * 0.25;
|
||||
break;
|
||||
default:
|
||||
console.warn('Unknown script-type');
|
||||
tx_size += SIGN_SIZE;
|
||||
}
|
||||
resolve(tx_size * fee_rate);
|
||||
}).catch(error => reject(error))
|
||||
})
|
||||
}
|
||||
|
||||
function editFee(tx, current_fee, target_fee, index = -1) {
|
||||
//values are in satoshi
|
||||
index = parseInt(index >= 0 ? index : tx.outs.length - index);
|
||||
if (index < 0 || index >= tx.outs.length)
|
||||
throw "Invalid index";
|
||||
let edit_value = parseInt(current_fee - target_fee), //rip of any decimal places
|
||||
current_value = tx.outs[index].value; //could be BigInterger
|
||||
if (edit_value < 0 && edit_value > current_value)
|
||||
throw "Insufficient value at vout";
|
||||
tx.outs[index].value = current_value instanceof BigInteger ?
|
||||
current_value.add(new BigInteger('' + edit_value)) : parseInt(current_value + edit_value);
|
||||
}
|
||||
*/
|
||||
|
||||
function tx_fetch_for_editing(tx) {
|
||||
return new Promise((resolve, reject) => {
|
||||
if (typeof tx == 'string' && /^[0-9a-f]{64}$/i.test(tx)) { //tx is txid
|
||||
getTx.hex(tx)
|
||||
.then(txhex => resolve(deserializeTx(txhex)))
|
||||
.catch(error => reject(error))
|
||||
} else resolve(deserializeTx(tx));
|
||||
})
|
||||
}
|
||||
|
||||
|
||||
btcOperator.editFee = function (tx_hex, new_fee, private_keys, change_only = true) {
|
||||
return new Promise((resolve, reject) => {
|
||||
if (!Array.isArray(private_keys))
|
||||
private_keys = [private_keys];
|
||||
tx_fetch_for_editing(tx_hex).then(tx => {
|
||||
parseTransaction(tx).then(tx_parsed => {
|
||||
if (tx_parsed.fee >= new_fee)
|
||||
return reject("Fees can only be increased");
|
||||
|
||||
//editable addresses in output values (for fee increase)
|
||||
var edit_output_address = new Set();
|
||||
if (change_only === true) //allow only change values (ie, sender address) to be edited to inc fee
|
||||
tx_parsed.inputs.forEach(inp => edit_output_address.add(inp.address));
|
||||
else if (change_only === false) //allow all output values to be edited
|
||||
tx_parsed.outputs.forEach(out => edit_output_address.add(out.address));
|
||||
else if (typeof change_only == 'string') // allow only given receiver id output to be edited
|
||||
edit_output_address.add(change_only);
|
||||
else if (Array.isArray(change_only)) //allow only given set of receiver id outputs to be edited
|
||||
change_only.forEach(id => edit_output_address.add(id));
|
||||
|
||||
//edit output values to increase fee
|
||||
let inc_fee = util.BTC_to_Sat(new_fee - tx_parsed.fee);
|
||||
if (inc_fee < MIN_FEE_UPDATE)
|
||||
return reject(`Insufficient additional fee. Minimum increment: ${MIN_FEE_UPDATE}`);
|
||||
for (let i = tx.outs.length - 1; i >= 0 && inc_fee > 0; i--) //reduce in reverse order
|
||||
if (edit_output_address.has(tx_parsed.outputs[i].address)) {
|
||||
let current_value = tx.outs[i].value;
|
||||
if (current_value instanceof BigInteger) //convert BigInteger class to inv value
|
||||
current_value = current_value.intValue();
|
||||
//edit the value as required
|
||||
if (current_value > inc_fee) {
|
||||
tx.outs[i].value = current_value - inc_fee;
|
||||
inc_fee = 0;
|
||||
} else {
|
||||
inc_fee -= current_value;
|
||||
tx.outs[i].value = 0;
|
||||
}
|
||||
}
|
||||
if (inc_fee > 0) {
|
||||
let max_possible_fee = util.BTC_to_Sat(new_fee) - inc_fee; //in satoshi
|
||||
return reject(`Insufficient output values to increase fee. Maximum fee possible: ${util.Sat_to_BTC(max_possible_fee)}`);
|
||||
}
|
||||
tx.outs = tx.outs.filter(o => o.value >= DUST_AMT); //remove all output with value less than DUST amount
|
||||
|
||||
//remove existing signatures and reset the scripts
|
||||
let wif_keys = [];
|
||||
for (let i in tx.ins) {
|
||||
var addr = tx_parsed.inputs[i].address,
|
||||
value = util.BTC_to_Sat(tx_parsed.inputs[i].value);
|
||||
let addr_decode = coinjs.addressDecode(addr);
|
||||
//find the correct key for addr
|
||||
var privKey = private_keys.find(pk => verifyKey(addr, pk));
|
||||
if (!privKey)
|
||||
return reject(`Private key missing for ${addr}`);
|
||||
//find redeemScript (if any)
|
||||
const rs = _redeemScript(addr, privKey);
|
||||
rs === false ? wif_keys.unshift(privKey) : wif_keys.push(privKey); //sorting private-keys (wif)
|
||||
//reset the script for re-signing
|
||||
var script;
|
||||
if (!rs || !rs.length) {
|
||||
//legacy script (derive from address)
|
||||
let s = coinjs.script();
|
||||
s.writeOp(118); //OP_DUP
|
||||
s.writeOp(169); //OP_HASH160
|
||||
s.writeBytes(addr_decode.bytes);
|
||||
s.writeOp(136); //OP_EQUALVERIFY
|
||||
s.writeOp(172); //OP_CHECKSIG
|
||||
script = Crypto.util.bytesToHex(s.buffer);
|
||||
} else if (((rs.match(/^00/) && rs.length == 44)) || (rs.length == 40 && rs.match(/^[a-f0-9]+$/gi)) || addr_decode.type === 'multisigBech32') {
|
||||
//redeemScript for segwit/bech32 and multisig (bech32)
|
||||
let s = coinjs.script();
|
||||
s.writeBytes(Crypto.util.hexToBytes(rs));
|
||||
s.writeOp(0);
|
||||
s.writeBytes(coinjs.numToBytes(value.toFixed(0), 8));
|
||||
script = Crypto.util.bytesToHex(s.buffer);
|
||||
} else //redeemScript for multisig (segwit)
|
||||
script = rs;
|
||||
tx.ins[i].script = coinjs.script(script);
|
||||
}
|
||||
tx.witness = false; //remove all witness signatures
|
||||
console.debug("Unsigned:", tx.serialize());
|
||||
//re-sign the transaction
|
||||
new Set(wif_keys).forEach(key => tx.sign(key, 1 /*sighashtype*/)); //Sign the tx using private key WIF
|
||||
resolve(tx.serialize());
|
||||
}).catch(error => reject(error))
|
||||
}).catch(error => reject(error))
|
||||
})
|
||||
}
|
||||
|
||||
btcOperator.sendTx = function (senders, privkeys, receivers, amounts, fee = null, options = {}) {
|
||||
return new Promise((resolve, reject) => {
|
||||
createSignedTx(senders, privkeys, receivers, amounts, fee, options).then(result => {
|
||||
debugger;
|
||||
broadcastTx(result.transaction.serialize())
|
||||
.then(txid => resolve(txid))
|
||||
.catch(error => reject(error));
|
||||
}).catch(error => reject(error))
|
||||
})
|
||||
}
|
||||
|
||||
const createSignedTx = btcOperator.createSignedTx = function (senders, privkeys, receivers, amounts, fee = null, options = {}) {
|
||||
return new Promise((resolve, reject) => {
|
||||
try {
|
||||
({
|
||||
senders,
|
||||
privkeys,
|
||||
receivers,
|
||||
amounts
|
||||
} = validateTxParameters({
|
||||
senders,
|
||||
privkeys,
|
||||
receivers,
|
||||
amounts,
|
||||
fee,
|
||||
change_address: options.change_address
|
||||
}));
|
||||
} catch (e) {
|
||||
return reject(e)
|
||||
}
|
||||
let redeemScripts = [],
|
||||
wif_keys = [];
|
||||
for (let i in senders) {
|
||||
let rs = _redeemScript(senders[i], privkeys[i]); //get redeem-script (segwit/bech32)
|
||||
redeemScripts.push(rs);
|
||||
rs === false ? wif_keys.unshift(privkeys[i]) : wif_keys.push(privkeys[i]); //sorting private-keys (wif)
|
||||
}
|
||||
if (redeemScripts.includes(null)) //TODO: segwit
|
||||
return reject("Unable to get redeem-script");
|
||||
//create transaction
|
||||
createTransaction(senders, redeemScripts, receivers, amounts, fee, options.change_address || senders[0], options.fee_from_receiver).then(result => {
|
||||
let tx = result.transaction;
|
||||
console.debug("Unsigned:", tx.serialize());
|
||||
new Set(wif_keys).forEach(key => tx.sign(key, 1 /*sighashtype*/)); //Sign the tx using private key WIF
|
||||
console.debug("Signed:", tx.serialize());
|
||||
resolve(result);
|
||||
}).catch(error => reject(error));
|
||||
})
|
||||
}
|
||||
|
||||
btcOperator.createTx = function (senders, receivers, amounts, fee = null, options = {}) {
|
||||
return new Promise((resolve, reject) => {
|
||||
try {
|
||||
({
|
||||
senders,
|
||||
receivers,
|
||||
amounts
|
||||
} = validateTxParameters({
|
||||
senders,
|
||||
receivers,
|
||||
amounts,
|
||||
fee,
|
||||
change_address: options.change_address
|
||||
}));
|
||||
} catch (e) {
|
||||
return reject(e)
|
||||
}
|
||||
let redeemScripts = senders.map(id => _redeemScript(id));
|
||||
if (redeemScripts.includes(null)) //TODO: segwit
|
||||
return reject("Unable to get redeem-script");
|
||||
//create transaction
|
||||
createTransaction(senders, redeemScripts, receivers, amounts, fee, options.change_address || senders[0], options.fee_from_receiver).then(result => {
|
||||
result.tx_hex = result.transaction.serialize();
|
||||
delete result.transaction;
|
||||
resolve(result);
|
||||
}).catch(error => reject(error))
|
||||
})
|
||||
}
|
||||
|
||||
btcOperator.createMultiSigTx = function (sender, redeemScript, receivers, amounts, fee = null, options = {}) {
|
||||
return new Promise((resolve, reject) => {
|
||||
//validate tx parameters
|
||||
let addr_type = validateAddress(sender);
|
||||
if (!(["multisig", "multisigBech32"].includes(addr_type)))
|
||||
return reject("Invalid sender (multisig):" + sender);
|
||||
else {
|
||||
let script = coinjs.script();
|
||||
let decode = (addr_type == "multisig") ?
|
||||
script.decodeRedeemScript(redeemScript) :
|
||||
script.decodeRedeemScriptBech32(redeemScript);
|
||||
if (!decode || decode.address !== sender)
|
||||
return reject("Invalid redeem-script");
|
||||
}
|
||||
try {
|
||||
({
|
||||
receivers,
|
||||
amounts
|
||||
} = validateTxParameters({
|
||||
receivers,
|
||||
amounts,
|
||||
fee,
|
||||
change_address: options.change_address
|
||||
}));
|
||||
} catch (e) {
|
||||
return reject(e)
|
||||
}
|
||||
//create transaction
|
||||
createTransaction([sender], [redeemScript], receivers, amounts, fee, options.change_address || sender, options.fee_from_receiver).then(result => {
|
||||
result.tx_hex = result.transaction.serialize();
|
||||
delete result.transaction;
|
||||
resolve(result);
|
||||
}).catch(error => reject(error))
|
||||
|
||||
})
|
||||
}
|
||||
|
||||
function deserializeTx(tx) {
|
||||
if (typeof tx === 'string' || Array.isArray(tx)) {
|
||||
try {
|
||||
tx = coinjs.transaction().deserialize(tx);
|
||||
} catch {
|
||||
throw "Invalid transaction hex";
|
||||
}
|
||||
} else if (typeof tx !== 'object' || typeof tx.sign !== 'function')
|
||||
throw "Invalid transaction object";
|
||||
return tx;
|
||||
}
|
||||
|
||||
btcOperator.signTx = function (tx, privkeys, sighashtype = 1) {
|
||||
tx = deserializeTx(tx);
|
||||
if (!Array.isArray(privkeys))
|
||||
privkeys = [privkeys];
|
||||
for (let i in privkeys)
|
||||
if (privkeys[i].length === 64)
|
||||
privkeys[i] = coinjs.privkey2wif(privkeys[i]);
|
||||
new Set(privkeys).forEach(key => tx.sign(key, sighashtype)); //Sign the tx using private key WIF
|
||||
return tx.serialize();
|
||||
}
|
||||
|
||||
const checkSigned = btcOperator.checkSigned = function (tx, bool = true) {
|
||||
tx = deserializeTx(tx);
|
||||
let n = [];
|
||||
for (let i in tx.ins) {
|
||||
var s = tx.extractScriptKey(i);
|
||||
if (s['type'] !== 'multisig' && s['type'] !== 'multisig_bech32')
|
||||
n.push(s.signed == 'true' || (tx.witness[i] && tx.witness[i].length == 2))
|
||||
else {
|
||||
var rs = coinjs.script().decodeRedeemScript(s.script); //will work for bech32 too, as only address is diff
|
||||
let x = {
|
||||
s: s['signatures'],
|
||||
r: rs['signaturesRequired'],
|
||||
t: rs['pubkeys'].length
|
||||
};
|
||||
if (x.r > x.t)
|
||||
throw "signaturesRequired is more than publicKeys";
|
||||
else if (x.s < x.r)
|
||||
n.push(x);
|
||||
else
|
||||
n.push(true);
|
||||
}
|
||||
}
|
||||
return bool ? !(n.filter(x => x !== true).length) : n;
|
||||
}
|
||||
|
||||
btcOperator.checkIfSameTx = function (tx1, tx2) {
|
||||
tx1 = deserializeTx(tx1);
|
||||
tx2 = deserializeTx(tx2);
|
||||
//compare input and output length
|
||||
if (tx1.ins.length !== tx2.ins.length || tx1.outs.length !== tx2.outs.length)
|
||||
return false;
|
||||
//compare inputs
|
||||
for (let i = 0; i < tx1.ins.length; i++)
|
||||
if (tx1.ins[i].outpoint.hash !== tx2.ins[i].outpoint.hash || tx1.ins[i].outpoint.index !== tx2.ins[i].outpoint.index)
|
||||
return false;
|
||||
//compare outputs
|
||||
for (let i = 0; i < tx1.outs.length; i++)
|
||||
if (tx1.outs[i].value !== tx2.outs[i].value || Crypto.util.bytesToHex(tx1.outs[i].script.buffer) !== Crypto.util.bytesToHex(tx2.outs[i].script.buffer))
|
||||
return false;
|
||||
return true;
|
||||
}
|
||||
|
||||
const getTxOutput = (txid, i) => new Promise((resolve, reject) => {
|
||||
fetch_api(`rawtx/${txid}`)
|
||||
.then(result => resolve(result.out[i]))
|
||||
.catch(error => reject(error))
|
||||
});
|
||||
|
||||
const parseTransaction = btcOperator.parseTransaction = function (tx) {
|
||||
return new Promise((resolve, reject) => {
|
||||
tx = deserializeTx(tx);
|
||||
let result = {};
|
||||
let promises = [];
|
||||
//Parse Inputs
|
||||
for (let i = 0; i < tx.ins.length; i++)
|
||||
promises.push(getTxOutput(tx.ins[i].outpoint.hash, tx.ins[i].outpoint.index));
|
||||
Promise.all(promises).then(inputs => {
|
||||
result.inputs = inputs.map(inp => Object({
|
||||
address: inp.addr,
|
||||
value: util.Sat_to_BTC(inp.value)
|
||||
}));
|
||||
let signed = checkSigned(tx, false);
|
||||
result.inputs.forEach((inp, i) => inp.signed = signed[i]);
|
||||
//Parse Outputs
|
||||
result.outputs = tx.outs.map(out => {
|
||||
var address;
|
||||
switch (out.script.chunks[0]) {
|
||||
case 0: //bech32, multisig-bech32
|
||||
address = util.encodeBech32(Crypto.util.bytesToHex(out.script.chunks[1]), coinjs.bech32.version, coinjs.bech32.hrp);
|
||||
break;
|
||||
case 169: //segwit, multisig-segwit
|
||||
address = util.encodeLegacy(Crypto.util.bytesToHex(out.script.chunks[1]), coinjs.multisig);
|
||||
break;
|
||||
case 118: //legacy
|
||||
address = util.encodeLegacy(Crypto.util.bytesToHex(out.script.chunks[2]), coinjs.pub);
|
||||
}
|
||||
return {
|
||||
address,
|
||||
value: util.Sat_to_BTC(out.value)
|
||||
}
|
||||
});
|
||||
//Parse Totals
|
||||
result.total_input = parseFloat(result.inputs.reduce((a, inp) => a += inp.value, 0).toFixed(8));
|
||||
result.total_output = parseFloat(result.outputs.reduce((a, out) => a += out.value, 0).toFixed(8));
|
||||
result.fee = parseFloat((result.total_input - result.total_output).toFixed(8));
|
||||
resolve(result);
|
||||
}).catch(error => reject(error))
|
||||
})
|
||||
}
|
||||
|
||||
btcOperator.transactionID = function (tx) {
|
||||
tx = deserializeTx(tx);
|
||||
let clone = coinjs.clone(tx);
|
||||
clone.witness = null;
|
||||
let raw_bytes = Crypto.util.hexToBytes(clone.serialize());
|
||||
let txid = Crypto.SHA256(Crypto.SHA256(raw_bytes, { asBytes: true }), { asBytes: true }).reverse();
|
||||
return Crypto.util.bytesToHex(txid);
|
||||
}
|
||||
|
||||
const getLatestBlock = btcOperator.getLatestBlock = () => new Promise((resolve, reject) => {
|
||||
fetch_api(`q/getblockcount`)
|
||||
.then(result => resolve(result))
|
||||
.catch(error => reject(error))
|
||||
})
|
||||
|
||||
const getTx = btcOperator.getTx = txid => new Promise((resolve, reject) => {
|
||||
fetch_api(`rawtx/${txid}`).then(result => {
|
||||
getLatestBlock().then(latest_block => resolve({
|
||||
block: result.block_height,
|
||||
txid: result.hash,
|
||||
time: result.time * 1000,
|
||||
confirmations: result.block_height === null ? 0 : latest_block - result.block_height, //calculate confirmations using latest block number as api doesnt relay it
|
||||
size: result.size,
|
||||
fee: util.Sat_to_BTC(result.fee),
|
||||
inputs: result.inputs.map(i => Object({ address: i.prev_out.addr, value: util.Sat_to_BTC(i.prev_out.value) })),
|
||||
total_input_value: util.Sat_to_BTC(result.inputs.reduce((a, i) => a + i.prev_out.value, 0)),
|
||||
outputs: result.out.map(o => Object({ address: o.addr, value: util.Sat_to_BTC(o.value) })),
|
||||
total_output_value: util.Sat_to_BTC(result.out.reduce((a, o) => a += o.value, 0)),
|
||||
}))
|
||||
}).catch(error => reject(error))
|
||||
});
|
||||
|
||||
getTx.hex = txid => new Promise((resolve, reject) => {
|
||||
fetch_api(`rawtx/${txid}?format=hex`, false)
|
||||
.then(result => resolve(result))
|
||||
.catch(error => reject(error))
|
||||
})
|
||||
|
||||
btcOperator.getAddressData = address => new Promise((resolve, reject) => {
|
||||
fetch_api(`rawaddr/${address}`).then(data => {
|
||||
let details = {};
|
||||
details.balance = util.Sat_to_BTC(data.final_balance);
|
||||
details.address = data.address;
|
||||
details.txs = data.txs.map(tx => {
|
||||
let d = {
|
||||
txid: tx.hash,
|
||||
time: tx.time * 1000, //s to ms
|
||||
block: tx.block_height,
|
||||
}
|
||||
//sender list
|
||||
d.tx_senders = {};
|
||||
tx.inputs.forEach(i => {
|
||||
if (i.prev_out.addr in d.tx_senders)
|
||||
d.tx_senders[i.prev_out.addr] += i.prev_out.value;
|
||||
else d.tx_senders[i.prev_out.addr] = i.prev_out.value;
|
||||
});
|
||||
d.tx_input_value = 0;
|
||||
for (let s in d.tx_senders) {
|
||||
let val = d.tx_senders[s];
|
||||
d.tx_senders[s] = util.Sat_to_BTC(val);
|
||||
d.tx_input_value += val;
|
||||
}
|
||||
d.tx_input_value = util.Sat_to_BTC(d.tx_input_value);
|
||||
//receiver list
|
||||
d.tx_receivers = {};
|
||||
tx.out.forEach(o => {
|
||||
if (o.addr in d.tx_receivers)
|
||||
d.tx_receivers[o.addr] += o.value;
|
||||
else d.tx_receivers[o.addr] = o.value;
|
||||
});
|
||||
d.tx_output_value = 0;
|
||||
for (let r in d.tx_receivers) {
|
||||
let val = d.tx_receivers[r];
|
||||
d.tx_receivers[r] = util.Sat_to_BTC(val);
|
||||
d.tx_output_value += val;
|
||||
}
|
||||
d.tx_output_value = util.Sat_to_BTC(d.tx_output_value);
|
||||
d.tx_fee = util.Sat_to_BTC(tx.fee);
|
||||
//tx type
|
||||
if (tx.result > 0) { //net > 0, balance inc => type=in
|
||||
d.type = "in";
|
||||
d.amount = util.Sat_to_BTC(tx.result);
|
||||
d.sender = Object.keys(d.tx_senders).filter(s => s !== address);
|
||||
} else if (Object.keys(d.tx_receivers).some(r => r !== address)) { //net < 0, balance dec & receiver present => type=out
|
||||
d.type = "out";
|
||||
d.amount = util.Sat_to_BTC(tx.result * -1);
|
||||
d.receiver = Object.keys(d.tx_receivers).filter(r => r !== address);
|
||||
d.fee = d.tx_fee;
|
||||
} else { //net < 0 (fee) & no other id in receiver list => type=self
|
||||
d.type = "self";
|
||||
d.amount = d.tx_receivers[address];
|
||||
d.address = address
|
||||
}
|
||||
return d;
|
||||
})
|
||||
resolve(details);
|
||||
}).catch(error => reject(error))
|
||||
});
|
||||
|
||||
btcOperator.getBlock = block => new Promise((resolve, reject) => {
|
||||
fetch_api(`rawblock/${block}`).then(result => resolve({
|
||||
height: result.height,
|
||||
hash: result.hash,
|
||||
merkle_root: result.mrkl_root,
|
||||
prev_block: result.prev_block,
|
||||
next_block: result.next_block[0],
|
||||
size: result.size,
|
||||
time: result.time * 1000, //s to ms
|
||||
txs: result.tx.map(t => Object({
|
||||
fee: t.fee,
|
||||
size: t.size,
|
||||
inputs: t.inputs.map(i => Object({ address: i.prev_out.addr, value: util.Sat_to_BTC(i.prev_out.value) })),
|
||||
total_input_value: util.Sat_to_BTC(t.inputs.reduce((a, i) => a + i.prev_out.value, 0)),
|
||||
outputs: t.out.map(o => Object({ address: o.addr, value: util.Sat_to_BTC(o.value) })),
|
||||
total_output_value: util.Sat_to_BTC(t.out.reduce((a, o) => a += o.value, 0)),
|
||||
}))
|
||||
|
||||
})).catch(error => reject(error))
|
||||
});
|
||||
|
||||
})('object' === typeof module ? module.exports : window.btcOperator = {});
|
||||
257
compactIDB.js
Normal file
257
compactIDB.js
Normal file
@ -0,0 +1,257 @@
|
||||
(function (EXPORTS) { //compactIDB v2.1.2
|
||||
/* Compact IndexedDB operations */
|
||||
'use strict';
|
||||
const compactIDB = EXPORTS;
|
||||
|
||||
var defaultDB;
|
||||
|
||||
const indexedDB = window.indexedDB || window.mozIndexedDB || window.webkitIndexedDB || window.msIndexedDB;
|
||||
const IDBTransaction = window.IDBTransaction || window.webkitIDBTransaction || window.msIDBTransaction;
|
||||
const IDBKeyRange = window.IDBKeyRange || window.webkitIDBKeyRange || window.msIDBKeyRange;
|
||||
|
||||
if (!indexedDB) {
|
||||
console.error("Your browser doesn't support a stable version of IndexedDB.");
|
||||
return;
|
||||
}
|
||||
|
||||
compactIDB.setDefaultDB = dbName => defaultDB = dbName;
|
||||
|
||||
Object.defineProperty(compactIDB, 'default', {
|
||||
get: () => defaultDB,
|
||||
set: dbName => defaultDB = dbName
|
||||
});
|
||||
|
||||
function getDBversion(dbName = defaultDB) {
|
||||
return new Promise((resolve, reject) => {
|
||||
openDB(dbName).then(db => {
|
||||
resolve(db.version)
|
||||
db.close()
|
||||
}).catch(error => reject(error))
|
||||
})
|
||||
}
|
||||
|
||||
function upgradeDB(dbName, createList = null, deleteList = null) {
|
||||
return new Promise((resolve, reject) => {
|
||||
getDBversion(dbName).then(version => {
|
||||
var idb = indexedDB.open(dbName, version + 1);
|
||||
idb.onerror = (event) => reject("Error in opening IndexedDB");
|
||||
idb.onupgradeneeded = (event) => {
|
||||
let db = event.target.result;
|
||||
if (createList instanceof Object) {
|
||||
if (Array.isArray(createList)) {
|
||||
let tmp = {}
|
||||
createList.forEach(o => tmp[o] = {})
|
||||
createList = tmp
|
||||
}
|
||||
for (let o in createList) {
|
||||
let obs = db.createObjectStore(o, createList[o].options || {});
|
||||
if (createList[o].indexes instanceof Object)
|
||||
for (let i in createList[o].indexes)
|
||||
obs.createIndex(i, i, createList[o].indexes || {});
|
||||
}
|
||||
}
|
||||
if (Array.isArray(deleteList))
|
||||
deleteList.forEach(o => db.deleteObjectStore(o));
|
||||
resolve('Database upgraded')
|
||||
}
|
||||
idb.onsuccess = (event) => event.target.result.close();
|
||||
}).catch(error => reject(error))
|
||||
})
|
||||
}
|
||||
|
||||
compactIDB.initDB = function (dbName, objectStores = {}) {
|
||||
return new Promise((resolve, reject) => {
|
||||
if (!(objectStores instanceof Object))
|
||||
return reject('ObjectStores must be an object or array')
|
||||
defaultDB = defaultDB || dbName;
|
||||
var idb = indexedDB.open(dbName);
|
||||
idb.onerror = (event) => reject("Error in opening IndexedDB");
|
||||
idb.onsuccess = (event) => {
|
||||
var db = event.target.result;
|
||||
let cList = Object.values(db.objectStoreNames);
|
||||
var obs = {},
|
||||
a_obs = {},
|
||||
d_obs = [];
|
||||
if (!Array.isArray(objectStores))
|
||||
var obs = objectStores
|
||||
else
|
||||
objectStores.forEach(o => obs[o] = {})
|
||||
let nList = Object.keys(obs)
|
||||
for (let o of nList)
|
||||
if (!cList.includes(o))
|
||||
a_obs[o] = obs[o]
|
||||
for (let o of cList)
|
||||
if (!nList.includes(o))
|
||||
d_obs.push(o)
|
||||
if (!Object.keys(a_obs).length && !d_obs.length)
|
||||
resolve("Initiated IndexedDB");
|
||||
else
|
||||
upgradeDB(dbName, a_obs, d_obs)
|
||||
.then(result => resolve(result))
|
||||
.catch(error => reject(error))
|
||||
db.close();
|
||||
}
|
||||
});
|
||||
}
|
||||
|
||||
const openDB = compactIDB.openDB = function (dbName = defaultDB) {
|
||||
return new Promise((resolve, reject) => {
|
||||
var idb = indexedDB.open(dbName);
|
||||
idb.onerror = (event) => reject("Error in opening IndexedDB");
|
||||
idb.onupgradeneeded = (event) => {
|
||||
event.target.result.close();
|
||||
deleteDB(dbName).then(_ => null).catch(_ => null).finally(_ => reject("Datebase not found"))
|
||||
}
|
||||
idb.onsuccess = (event) => resolve(event.target.result);
|
||||
});
|
||||
}
|
||||
|
||||
const deleteDB = compactIDB.deleteDB = function (dbName = defaultDB) {
|
||||
return new Promise((resolve, reject) => {
|
||||
var deleteReq = indexedDB.deleteDatabase(dbName);;
|
||||
deleteReq.onerror = (event) => reject("Error deleting database!");
|
||||
deleteReq.onsuccess = (event) => resolve("Database deleted successfully");
|
||||
});
|
||||
}
|
||||
|
||||
compactIDB.writeData = function (obsName, data, key = false, dbName = defaultDB) {
|
||||
return new Promise((resolve, reject) => {
|
||||
openDB(dbName).then(db => {
|
||||
var obs = db.transaction(obsName, "readwrite").objectStore(obsName);
|
||||
let writeReq = (key ? obs.put(data, key) : obs.put(data));
|
||||
writeReq.onsuccess = (evt) => resolve(`Write data Successful`);
|
||||
writeReq.onerror = (evt) => reject(
|
||||
`Write data unsuccessful [${evt.target.error.name}] ${evt.target.error.message}`
|
||||
);
|
||||
db.close();
|
||||
}).catch(error => reject(error));
|
||||
});
|
||||
}
|
||||
|
||||
compactIDB.addData = function (obsName, data, key = false, dbName = defaultDB) {
|
||||
return new Promise((resolve, reject) => {
|
||||
openDB(dbName).then(db => {
|
||||
var obs = db.transaction(obsName, "readwrite").objectStore(obsName);
|
||||
let addReq = (key ? obs.add(data, key) : obs.add(data));
|
||||
addReq.onsuccess = (evt) => resolve(`Add data successful`);
|
||||
addReq.onerror = (evt) => reject(
|
||||
`Add data unsuccessful [${evt.target.error.name}] ${evt.target.error.message}`
|
||||
);
|
||||
db.close();
|
||||
}).catch(error => reject(error));
|
||||
});
|
||||
}
|
||||
|
||||
compactIDB.removeData = function (obsName, key, dbName = defaultDB) {
|
||||
return new Promise((resolve, reject) => {
|
||||
openDB(dbName).then(db => {
|
||||
var obs = db.transaction(obsName, "readwrite").objectStore(obsName);
|
||||
let delReq = obs.delete(key);
|
||||
delReq.onsuccess = (evt) => resolve(`Removed Data ${key}`);
|
||||
delReq.onerror = (evt) => reject(
|
||||
`Remove data unsuccessful [${evt.target.error.name}] ${evt.target.error.message}`
|
||||
);
|
||||
db.close();
|
||||
}).catch(error => reject(error));
|
||||
});
|
||||
}
|
||||
|
||||
compactIDB.clearData = function (obsName, dbName = defaultDB) {
|
||||
return new Promise((resolve, reject) => {
|
||||
openDB(dbName).then(db => {
|
||||
var obs = db.transaction(obsName, "readwrite").objectStore(obsName);
|
||||
let clearReq = obs.clear();
|
||||
clearReq.onsuccess = (evt) => resolve(`Clear data Successful`);
|
||||
clearReq.onerror = (evt) => reject(`Clear data Unsuccessful`);
|
||||
db.close();
|
||||
}).catch(error => reject(error));
|
||||
});
|
||||
}
|
||||
|
||||
compactIDB.readData = function (obsName, key, dbName = defaultDB) {
|
||||
return new Promise((resolve, reject) => {
|
||||
openDB(dbName).then(db => {
|
||||
var obs = db.transaction(obsName, "readonly").objectStore(obsName);
|
||||
let getReq = obs.get(key);
|
||||
getReq.onsuccess = (evt) => resolve(evt.target.result);
|
||||
getReq.onerror = (evt) => reject(
|
||||
`Read data unsuccessful [${evt.target.error.name}] ${evt.target.error.message}`
|
||||
);
|
||||
db.close();
|
||||
}).catch(error => reject(error));
|
||||
});
|
||||
}
|
||||
|
||||
compactIDB.readAllData = function (obsName, dbName = defaultDB) {
|
||||
return new Promise((resolve, reject) => {
|
||||
openDB(dbName).then(db => {
|
||||
var obs = db.transaction(obsName, "readonly").objectStore(obsName);
|
||||
var tmpResult = {}
|
||||
let curReq = obs.openCursor();
|
||||
curReq.onsuccess = (evt) => {
|
||||
var cursor = evt.target.result;
|
||||
if (cursor) {
|
||||
tmpResult[cursor.primaryKey] = cursor.value;
|
||||
cursor.continue();
|
||||
} else
|
||||
resolve(tmpResult);
|
||||
}
|
||||
curReq.onerror = (evt) => reject(
|
||||
`Read-All data unsuccessful [${evt.target.error.name}] ${evt.target.error.message}`
|
||||
);
|
||||
db.close();
|
||||
}).catch(error => reject(error));
|
||||
});
|
||||
}
|
||||
|
||||
/* compactIDB.searchData = function (obsName, options = {}, dbName = defaultDB) {
|
||||
|
||||
return new Promise((resolve, reject) => {
|
||||
openDB(dbName).then(db => {
|
||||
var obs = db.transaction(obsName, "readonly").objectStore(obsName);
|
||||
var filteredResult = {}
|
||||
let keyRange;
|
||||
if(options.lowerKey!==null && options.upperKey!==null)
|
||||
keyRange = IDBKeyRange.bound(options.lowerKey, options.upperKey);
|
||||
else if(options.lowerKey!==null)
|
||||
keyRange = IDBKeyRange.lowerBound(options.lowerKey);
|
||||
else if (options.upperKey!==null)
|
||||
keyRange = IDBKeyRange.upperBound(options.upperBound);
|
||||
else if (options.atKey)
|
||||
let curReq = obs.openCursor(keyRange, )
|
||||
}).catch(error => reject(error))
|
||||
})
|
||||
}*/
|
||||
|
||||
compactIDB.searchData = function (obsName, options = {}, dbName = defaultDB) {
|
||||
options.lowerKey = options.atKey || options.lowerKey || 0
|
||||
options.upperKey = options.atKey || options.upperKey || false
|
||||
options.patternEval = options.patternEval || ((k, v) => true);
|
||||
options.limit = options.limit || false;
|
||||
options.reverse = options.reverse || false;
|
||||
options.lastOnly = options.lastOnly || false
|
||||
return new Promise((resolve, reject) => {
|
||||
openDB(dbName).then(db => {
|
||||
var obs = db.transaction(obsName, "readonly").objectStore(obsName);
|
||||
var filteredResult = {}
|
||||
let curReq = obs.openCursor(
|
||||
options.upperKey ? IDBKeyRange.bound(options.lowerKey, options.upperKey) : IDBKeyRange.lowerBound(options.lowerKey),
|
||||
options.lastOnly || options.reverse ? "prev" : "next");
|
||||
curReq.onsuccess = (evt) => {
|
||||
var cursor = evt.target.result;
|
||||
if (!cursor || (options.limit && options.limit <= Object.keys(filteredResult).length))
|
||||
return resolve(filteredResult); //reached end of key list or limit reached
|
||||
else if (options.patternEval(cursor.primaryKey, cursor.value)) {
|
||||
filteredResult[cursor.primaryKey] = cursor.value;
|
||||
options.lastOnly ? resolve(filteredResult) : cursor.continue();
|
||||
} else
|
||||
cursor.continue();
|
||||
}
|
||||
curReq.onerror = (evt) => reject(`Search unsuccessful [${evt.target.error.name}] ${evt.target.error.message}`);
|
||||
db.close();
|
||||
}).catch(error => reject(error));
|
||||
});
|
||||
}
|
||||
|
||||
|
||||
})(window.compactIDB = {});
|
||||
1044
floBlockchainAPI.js
Normal file
1044
floBlockchainAPI.js
Normal file
File diff suppressed because it is too large
Load Diff
1055
floCloudAPI.js
Normal file
1055
floCloudAPI.js
Normal file
File diff suppressed because it is too large
Load Diff
530
floCrypto.js
Normal file
530
floCrypto.js
Normal file
@ -0,0 +1,530 @@
|
||||
(function (EXPORTS) { //floCrypto v2.3.6a
|
||||
/* FLO Crypto Operators */
|
||||
'use strict';
|
||||
const floCrypto = EXPORTS;
|
||||
|
||||
const p = BigInteger("FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFC2F", 16);
|
||||
const ecparams = EllipticCurve.getSECCurveByName("secp256k1");
|
||||
const ascii_alternatives = `‘ '\n’ '\n“ "\n” "\n– --\n— ---\n≥ >=\n≤ <=\n≠ !=\n× *\n÷ /\n← <-\n→ ->\n↔ <->\n⇒ =>\n⇐ <=\n⇔ <=>`;
|
||||
const exponent1 = () => p.add(BigInteger.ONE).divide(BigInteger("4"));
|
||||
coinjs.compressed = true; //defaulting coinjs compressed to true;
|
||||
|
||||
function calculateY(x) {
|
||||
let exp = exponent1();
|
||||
// x is x value of public key in BigInteger format without 02 or 03 or 04 prefix
|
||||
return x.modPow(BigInteger("3"), p).add(BigInteger("7")).mod(p).modPow(exp, p)
|
||||
}
|
||||
|
||||
function getUncompressedPublicKey(compressedPublicKey) {
|
||||
// Fetch x from compressedPublicKey
|
||||
let pubKeyBytes = Crypto.util.hexToBytes(compressedPublicKey);
|
||||
const prefix = pubKeyBytes.shift() // remove prefix
|
||||
let prefix_modulus = prefix % 2;
|
||||
pubKeyBytes.unshift(0) // add prefix 0
|
||||
let x = new BigInteger(pubKeyBytes)
|
||||
let xDecimalValue = x.toString()
|
||||
// Fetch y
|
||||
let y = calculateY(x);
|
||||
let yDecimalValue = y.toString();
|
||||
// verify y value
|
||||
let resultBigInt = y.mod(BigInteger("2"));
|
||||
let check = resultBigInt.toString() % 2;
|
||||
if (prefix_modulus !== check)
|
||||
yDecimalValue = y.negate().mod(p).toString();
|
||||
return {
|
||||
x: xDecimalValue,
|
||||
y: yDecimalValue
|
||||
};
|
||||
}
|
||||
|
||||
function getSenderPublicKeyString() {
|
||||
let privateKey = ellipticCurveEncryption.senderRandom();
|
||||
var senderPublicKeyString = ellipticCurveEncryption.senderPublicString(privateKey);
|
||||
return {
|
||||
privateKey: privateKey,
|
||||
senderPublicKeyString: senderPublicKeyString
|
||||
}
|
||||
}
|
||||
|
||||
function deriveSharedKeySender(receiverPublicKeyHex, senderPrivateKey) {
|
||||
let receiverPublicKeyString = getUncompressedPublicKey(receiverPublicKeyHex);
|
||||
var senderDerivedKey = ellipticCurveEncryption.senderSharedKeyDerivation(
|
||||
receiverPublicKeyString.x, receiverPublicKeyString.y, senderPrivateKey);
|
||||
return senderDerivedKey;
|
||||
}
|
||||
|
||||
function deriveSharedKeyReceiver(senderPublicKeyString, receiverPrivateKey) {
|
||||
return ellipticCurveEncryption.receiverSharedKeyDerivation(
|
||||
senderPublicKeyString.XValuePublicString, senderPublicKeyString.YValuePublicString, receiverPrivateKey);
|
||||
}
|
||||
|
||||
function getReceiverPublicKeyString(privateKey) {
|
||||
return ellipticCurveEncryption.receiverPublicString(privateKey);
|
||||
}
|
||||
|
||||
function wifToDecimal(pk_wif, isPubKeyCompressed = false) {
|
||||
let pk = Bitcoin.Base58.decode(pk_wif)
|
||||
pk.shift()
|
||||
pk.splice(-4, 4)
|
||||
//If the private key corresponded to a compressed public key, also drop the last byte (it should be 0x01).
|
||||
if (isPubKeyCompressed == true) pk.pop()
|
||||
pk.unshift(0)
|
||||
let privateKeyDecimal = BigInteger(pk).toString()
|
||||
let privateKeyHex = Crypto.util.bytesToHex(pk)
|
||||
return {
|
||||
privateKeyDecimal: privateKeyDecimal,
|
||||
privateKeyHex: privateKeyHex
|
||||
}
|
||||
}
|
||||
|
||||
//generate a random Interger within range
|
||||
floCrypto.randInt = function (min, max) {
|
||||
min = Math.ceil(min);
|
||||
max = Math.floor(max);
|
||||
return Math.floor(securedMathRandom() * (max - min + 1)) + min;
|
||||
}
|
||||
|
||||
//generate a random String within length (options : alphaNumeric chars only)
|
||||
floCrypto.randString = function (length, alphaNumeric = true) {
|
||||
var result = '';
|
||||
var characters = alphaNumeric ? 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789' :
|
||||
'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_+-./*?@#&$<>=[]{}():';
|
||||
for (var i = 0; i < length; i++)
|
||||
result += characters.charAt(Math.floor(securedMathRandom() * characters.length));
|
||||
return result;
|
||||
}
|
||||
|
||||
//Encrypt Data using public-key
|
||||
floCrypto.encryptData = function (data, receiverPublicKeyHex) {
|
||||
var senderECKeyData = getSenderPublicKeyString();
|
||||
var senderDerivedKey = deriveSharedKeySender(receiverPublicKeyHex, senderECKeyData.privateKey);
|
||||
let senderKey = senderDerivedKey.XValue + senderDerivedKey.YValue;
|
||||
let secret = Crypto.AES.encrypt(data, senderKey);
|
||||
return {
|
||||
secret: secret,
|
||||
senderPublicKeyString: senderECKeyData.senderPublicKeyString
|
||||
};
|
||||
}
|
||||
|
||||
//Decrypt Data using private-key
|
||||
floCrypto.decryptData = function (data, privateKeyHex) {
|
||||
var receiverECKeyData = {};
|
||||
if (typeof privateKeyHex !== "string") throw new Error("No private key found.");
|
||||
let privateKey = wifToDecimal(privateKeyHex, true);
|
||||
if (typeof privateKey.privateKeyDecimal !== "string") throw new Error("Failed to detremine your private key.");
|
||||
receiverECKeyData.privateKey = privateKey.privateKeyDecimal;
|
||||
var receiverDerivedKey = deriveSharedKeyReceiver(data.senderPublicKeyString, receiverECKeyData.privateKey);
|
||||
let receiverKey = receiverDerivedKey.XValue + receiverDerivedKey.YValue;
|
||||
let decryptMsg = Crypto.AES.decrypt(data.secret, receiverKey);
|
||||
return decryptMsg;
|
||||
}
|
||||
|
||||
//Sign data using private-key
|
||||
floCrypto.signData = function (data, privateKeyHex) {
|
||||
var key = new Bitcoin.ECKey(privateKeyHex);
|
||||
var messageHash = Crypto.SHA256(data);
|
||||
var messageSign = Bitcoin.ECDSA.sign(messageHash, key.priv);
|
||||
var sighex = Crypto.util.bytesToHex(messageSign);
|
||||
return sighex;
|
||||
}
|
||||
|
||||
//Verify signatue of the data using public-key
|
||||
floCrypto.verifySign = function (data, signatureHex, publicKeyHex) {
|
||||
var msgHash = Crypto.SHA256(data);
|
||||
var sigBytes = Crypto.util.hexToBytes(signatureHex);
|
||||
var publicKeyPoint = ecparams.getCurve().decodePointHex(publicKeyHex);
|
||||
var verify = Bitcoin.ECDSA.verify(msgHash, sigBytes, publicKeyPoint);
|
||||
return verify;
|
||||
}
|
||||
|
||||
//Generates a new flo ID and returns private-key, public-key and floID
|
||||
const generateNewID = floCrypto.generateNewID = function () {
|
||||
var key = new Bitcoin.ECKey(false);
|
||||
key.setCompressed(true);
|
||||
return {
|
||||
floID: key.getBitcoinAddress(),
|
||||
pubKey: key.getPubKeyHex(),
|
||||
privKey: key.getBitcoinWalletImportFormat()
|
||||
}
|
||||
}
|
||||
|
||||
Object.defineProperties(floCrypto, {
|
||||
newID: {
|
||||
get: () => generateNewID()
|
||||
},
|
||||
hashID: {
|
||||
value: (str) => {
|
||||
let bytes = ripemd160(Crypto.SHA256(str, { asBytes: true }), { asBytes: true });
|
||||
bytes.unshift(bitjs.pub);
|
||||
var hash = Crypto.SHA256(Crypto.SHA256(bytes, {
|
||||
asBytes: true
|
||||
}), {
|
||||
asBytes: true
|
||||
});
|
||||
var checksum = hash.slice(0, 4);
|
||||
return bitjs.Base58.encode(bytes.concat(checksum));
|
||||
}
|
||||
},
|
||||
tmpID: {
|
||||
get: () => {
|
||||
let bytes = Crypto.util.randomBytes(20);
|
||||
bytes.unshift(bitjs.pub);
|
||||
var hash = Crypto.SHA256(Crypto.SHA256(bytes, {
|
||||
asBytes: true
|
||||
}), {
|
||||
asBytes: true
|
||||
});
|
||||
var checksum = hash.slice(0, 4);
|
||||
return bitjs.Base58.encode(bytes.concat(checksum));
|
||||
}
|
||||
}
|
||||
});
|
||||
|
||||
//Returns public-key from private-key
|
||||
floCrypto.getPubKeyHex = function (privateKeyHex) {
|
||||
if (!privateKeyHex)
|
||||
return null;
|
||||
var key = new Bitcoin.ECKey(privateKeyHex);
|
||||
if (key.priv == null)
|
||||
return null;
|
||||
key.setCompressed(true);
|
||||
return key.getPubKeyHex();
|
||||
}
|
||||
|
||||
//Returns flo-ID from public-key or private-key
|
||||
floCrypto.getFloID = function (keyHex) {
|
||||
if (!keyHex)
|
||||
return null;
|
||||
try {
|
||||
var key = new Bitcoin.ECKey(keyHex);
|
||||
if (key.priv == null)
|
||||
key.setPub(keyHex);
|
||||
return key.getBitcoinAddress();
|
||||
} catch {
|
||||
return null;
|
||||
}
|
||||
}
|
||||
|
||||
floCrypto.getAddress = function (privateKeyHex, strict = false) {
|
||||
if (!privateKeyHex)
|
||||
return;
|
||||
var key = new Bitcoin.ECKey(privateKeyHex);
|
||||
if (key.priv == null)
|
||||
return null;
|
||||
key.setCompressed(true);
|
||||
let pubKey = key.getPubKeyHex(),
|
||||
version = bitjs.Base58.decode(privateKeyHex)[0];
|
||||
switch (version) {
|
||||
case coinjs.priv: //BTC
|
||||
return coinjs.bech32Address(pubKey).address;
|
||||
case bitjs.priv: //FLO
|
||||
return bitjs.pubkey2address(pubKey);
|
||||
default:
|
||||
return strict ? false : bitjs.pubkey2address(pubKey); //default to FLO address (if strict=false)
|
||||
}
|
||||
}
|
||||
|
||||
//Verify the private-key for the given public-key or flo-ID
|
||||
floCrypto.verifyPrivKey = function (privateKeyHex, pubKey_floID, isfloID = true) {
|
||||
if (!privateKeyHex || !pubKey_floID)
|
||||
return false;
|
||||
try {
|
||||
var key = new Bitcoin.ECKey(privateKeyHex);
|
||||
if (key.priv == null)
|
||||
return false;
|
||||
key.setCompressed(true);
|
||||
if (isfloID && pubKey_floID == key.getBitcoinAddress())
|
||||
return true;
|
||||
else if (!isfloID && pubKey_floID.toUpperCase() == key.getPubKeyHex().toUpperCase())
|
||||
return true;
|
||||
else
|
||||
return false;
|
||||
} catch {
|
||||
return null;
|
||||
}
|
||||
}
|
||||
|
||||
floCrypto.getMultisigAddress = function (publicKeyList, requiredSignatures) {
|
||||
if (!Array.isArray(publicKeyList) || !publicKeyList.length)
|
||||
return null;
|
||||
if (!Number.isInteger(requiredSignatures) || requiredSignatures < 1 || requiredSignatures > publicKeyList.length)
|
||||
return null;
|
||||
try {
|
||||
var multisig = bitjs.pubkeys2multisig(publicKeyList, requiredSignatures);
|
||||
return multisig;
|
||||
} catch {
|
||||
return null;
|
||||
}
|
||||
}
|
||||
|
||||
floCrypto.decodeRedeemScript = function (redeemScript) {
|
||||
try {
|
||||
var decoded = bitjs.transaction().decodeRedeemScript(redeemScript);
|
||||
return decoded;
|
||||
} catch {
|
||||
return null;
|
||||
}
|
||||
}
|
||||
|
||||
//Check if the given flo-id is valid or not
|
||||
floCrypto.validateFloID = function (floID, regularOnly = false) {
|
||||
if (!floID)
|
||||
return false;
|
||||
try {
|
||||
let addr = new Bitcoin.Address(floID);
|
||||
if (regularOnly && addr.version != Bitcoin.Address.standardVersion)
|
||||
return false;
|
||||
return true;
|
||||
} catch {
|
||||
return false;
|
||||
}
|
||||
}
|
||||
|
||||
//Check if the given address (any blockchain) is valid or not
|
||||
floCrypto.validateAddr = function (address, std = true, bech = true) {
|
||||
let raw = decodeAddress(address);
|
||||
if (!raw)
|
||||
return false;
|
||||
if (typeof raw.version !== 'undefined') { //legacy or segwit
|
||||
if (std == false)
|
||||
return false;
|
||||
else if (std === true || (!Array.isArray(std) && std === raw.version) || (Array.isArray(std) && std.includes(raw.version)))
|
||||
return true;
|
||||
else
|
||||
return false;
|
||||
} else if (typeof raw.bech_version !== 'undefined') { //bech32
|
||||
if (bech === false)
|
||||
return false;
|
||||
else if (bech === true || (!Array.isArray(bech) && bech === raw.bech_version) || (Array.isArray(bech) && bech.includes(raw.bech_version)))
|
||||
return true;
|
||||
else
|
||||
return false;
|
||||
} else //unknown
|
||||
return false;
|
||||
}
|
||||
|
||||
//Check the public-key (or redeem-script) for the address (any blockchain)
|
||||
floCrypto.verifyPubKey = function (pubKeyHex, address) {
|
||||
let raw = decodeAddress(address);
|
||||
if (!raw)
|
||||
return;
|
||||
let pub_hash = Crypto.util.bytesToHex(ripemd160(Crypto.SHA256(Crypto.util.hexToBytes(pubKeyHex), { asBytes: true })));
|
||||
if (typeof raw.bech_version !== 'undefined' && raw.bytes.length == 32) //bech32-multisig
|
||||
raw.hex = Crypto.util.bytesToHex(ripemd160(raw.bytes, { asBytes: true }));
|
||||
return pub_hash === raw.hex;
|
||||
}
|
||||
|
||||
//Convert the given address (any blockchain) to equivalent floID
|
||||
floCrypto.toFloID = function (address, options = null) {
|
||||
if (!address)
|
||||
return;
|
||||
let raw = decodeAddress(address);
|
||||
if (!raw)
|
||||
return;
|
||||
else if (options) { //if (optional) version check is passed
|
||||
if (typeof raw.version !== 'undefined' && (!options.std || !options.std.includes(raw.version)))
|
||||
return;
|
||||
if (typeof raw.bech_version !== 'undefined' && (!options.bech || !options.bech.includes(raw.bech_version)))
|
||||
return;
|
||||
}
|
||||
raw.bytes.unshift(bitjs.pub);
|
||||
let hash = Crypto.SHA256(Crypto.SHA256(raw.bytes, {
|
||||
asBytes: true
|
||||
}), {
|
||||
asBytes: true
|
||||
});
|
||||
return bitjs.Base58.encode(raw.bytes.concat(hash.slice(0, 4)));
|
||||
}
|
||||
|
||||
//Convert raw address bytes to floID
|
||||
floCrypto.rawToFloID = function (raw_bytes) {
|
||||
if (typeof raw_bytes === 'string')
|
||||
raw_bytes = Crypto.util.hexToBytes(raw_bytes);
|
||||
if (raw_bytes.length != 20)
|
||||
return null;
|
||||
raw_bytes.unshift(bitjs.pub);
|
||||
let hash = Crypto.SHA256(Crypto.SHA256(raw_bytes, {
|
||||
asBytes: true
|
||||
}), {
|
||||
asBytes: true
|
||||
});
|
||||
return bitjs.Base58.encode(raw_bytes.concat(hash.slice(0, 4)));
|
||||
}
|
||||
|
||||
//Convert the given multisig address (any blockchain) to equivalent multisig floID
|
||||
floCrypto.toMultisigFloID = function (address, options = null) {
|
||||
if (!address)
|
||||
return;
|
||||
let raw = decodeAddress(address);
|
||||
if (!raw)
|
||||
return;
|
||||
else if (options) { //if (optional) version check is passed
|
||||
if (typeof raw.version !== 'undefined' && (!options.std || !options.std.includes(raw.version)))
|
||||
return;
|
||||
if (typeof raw.bech_version !== 'undefined' && (!options.bech || !options.bech.includes(raw.bech_version)))
|
||||
return;
|
||||
}
|
||||
if (typeof raw.bech_version !== 'undefined') {
|
||||
if (raw.bytes.length != 32) return; //multisig bech address have 32 bytes
|
||||
//multisig-bech:hash=SHA256 whereas multisig:hash=r160(SHA265), thus ripemd160 the bytes from multisig-bech
|
||||
raw.bytes = ripemd160(raw.bytes, {
|
||||
asBytes: true
|
||||
});
|
||||
}
|
||||
raw.bytes.unshift(bitjs.multisig);
|
||||
let hash = Crypto.SHA256(Crypto.SHA256(raw.bytes, {
|
||||
asBytes: true
|
||||
}), {
|
||||
asBytes: true
|
||||
});
|
||||
return bitjs.Base58.encode(raw.bytes.concat(hash.slice(0, 4)));
|
||||
}
|
||||
|
||||
//Checks if the given addresses (any blockchain) are same (w.r.t keys)
|
||||
floCrypto.isSameAddr = function (addr1, addr2) {
|
||||
if (!addr1 || !addr2)
|
||||
return;
|
||||
let raw1 = decodeAddress(addr1),
|
||||
raw2 = decodeAddress(addr2);
|
||||
if (!raw1 || !raw2)
|
||||
return false;
|
||||
else {
|
||||
if (typeof raw1.bech_version !== 'undefined' && raw1.bytes.length == 32) //bech32-multisig
|
||||
raw1.hex = Crypto.util.bytesToHex(ripemd160(raw1.bytes, { asBytes: true }));
|
||||
if (typeof raw2.bech_version !== 'undefined' && raw2.bytes.length == 32) //bech32-multisig
|
||||
raw2.hex = Crypto.util.bytesToHex(ripemd160(raw2.bytes, { asBytes: true }));
|
||||
return raw1.hex === raw2.hex;
|
||||
}
|
||||
}
|
||||
|
||||
const decodeAddress = floCrypto.decodeAddr = function (address) {
|
||||
if (!address)
|
||||
return;
|
||||
else if (address.length == 33 || address.length == 34) { //legacy encoding
|
||||
let decode = bitjs.Base58.decode(address);
|
||||
let bytes = decode.slice(0, decode.length - 4);
|
||||
let checksum = decode.slice(decode.length - 4),
|
||||
hash = Crypto.SHA256(Crypto.SHA256(bytes, {
|
||||
asBytes: true
|
||||
}), {
|
||||
asBytes: true
|
||||
});
|
||||
return (hash[0] != checksum[0] || hash[1] != checksum[1] || hash[2] != checksum[2] || hash[3] != checksum[3]) ? null : {
|
||||
version: bytes.shift(),
|
||||
hex: Crypto.util.bytesToHex(bytes),
|
||||
bytes
|
||||
}
|
||||
} else if (address.length == 42 || address.length == 62) { //bech encoding
|
||||
let decode = coinjs.bech32_decode(address);
|
||||
if (decode) {
|
||||
let bytes = decode.data;
|
||||
let bech_version = bytes.shift();
|
||||
bytes = coinjs.bech32_convert(bytes, 5, 8, false);
|
||||
return {
|
||||
bech_version,
|
||||
hrp: decode.hrp,
|
||||
hex: Crypto.util.bytesToHex(bytes),
|
||||
bytes
|
||||
}
|
||||
} else
|
||||
return null;
|
||||
}
|
||||
}
|
||||
|
||||
//Split the str using shamir's Secret and Returns the shares
|
||||
floCrypto.createShamirsSecretShares = function (str, total_shares, threshold_limit) {
|
||||
try {
|
||||
if (str.length > 0) {
|
||||
var strHex = shamirSecretShare.str2hex(str);
|
||||
var shares = shamirSecretShare.share(strHex, total_shares, threshold_limit);
|
||||
return shares;
|
||||
}
|
||||
return false;
|
||||
} catch {
|
||||
return false
|
||||
}
|
||||
}
|
||||
|
||||
//Returns the retrived secret by combining the shamirs shares
|
||||
const retrieveShamirSecret = floCrypto.retrieveShamirSecret = function (sharesArray) {
|
||||
try {
|
||||
if (sharesArray.length > 0) {
|
||||
var comb = shamirSecretShare.combine(sharesArray.slice(0, sharesArray.length));
|
||||
comb = shamirSecretShare.hex2str(comb);
|
||||
return comb;
|
||||
}
|
||||
return false;
|
||||
} catch {
|
||||
return false;
|
||||
}
|
||||
}
|
||||
|
||||
//Verifies the shares and str
|
||||
floCrypto.verifyShamirsSecret = function (sharesArray, str) {
|
||||
if (!str)
|
||||
return null;
|
||||
else if (retrieveShamirSecret(sharesArray) === str)
|
||||
return true;
|
||||
else
|
||||
return false;
|
||||
}
|
||||
|
||||
const validateASCII = floCrypto.validateASCII = function (string, bool = true) {
|
||||
if (typeof string !== "string")
|
||||
return null;
|
||||
if (bool) {
|
||||
let x;
|
||||
for (let i = 0; i < string.length; i++) {
|
||||
x = string.charCodeAt(i);
|
||||
if (x < 32 || x > 127)
|
||||
return false;
|
||||
}
|
||||
return true;
|
||||
} else {
|
||||
let x, invalids = {};
|
||||
for (let i = 0; i < string.length; i++) {
|
||||
x = string.charCodeAt(i);
|
||||
if (x < 32 || x > 127)
|
||||
if (x in invalids)
|
||||
invalids[string[i]].push(i)
|
||||
else
|
||||
invalids[string[i]] = [i];
|
||||
}
|
||||
if (Object.keys(invalids).length)
|
||||
return invalids;
|
||||
else
|
||||
return true;
|
||||
}
|
||||
}
|
||||
|
||||
floCrypto.convertToASCII = function (string, mode = 'soft-remove') {
|
||||
let chars = validateASCII(string, false);
|
||||
if (chars === true)
|
||||
return string;
|
||||
else if (chars === null)
|
||||
return null;
|
||||
let convertor, result = string,
|
||||
refAlt = {};
|
||||
ascii_alternatives.split('\n').forEach(a => refAlt[a[0]] = a.slice(2));
|
||||
mode = mode.toLowerCase();
|
||||
if (mode === "hard-unicode")
|
||||
convertor = (c) => `\\u${('000' + c.charCodeAt().toString(16)).slice(-4)}`;
|
||||
else if (mode === "soft-unicode")
|
||||
convertor = (c) => refAlt[c] || `\\u${('000' + c.charCodeAt().toString(16)).slice(-4)}`;
|
||||
else if (mode === "hard-remove")
|
||||
convertor = c => "";
|
||||
else if (mode === "soft-remove")
|
||||
convertor = c => refAlt[c] || "";
|
||||
else
|
||||
return null;
|
||||
for (let c in chars)
|
||||
result = result.replaceAll(c, convertor(c));
|
||||
return result;
|
||||
}
|
||||
|
||||
floCrypto.revertUnicode = function (string) {
|
||||
return string.replace(/\\u[\dA-F]{4}/gi,
|
||||
m => String.fromCharCode(parseInt(m.replace(/\\u/g, ''), 16)));
|
||||
}
|
||||
|
||||
})('object' === typeof module ? module.exports : window.floCrypto = {});
|
||||
845
floDapps.js
Normal file
845
floDapps.js
Normal file
@ -0,0 +1,845 @@
|
||||
(function (EXPORTS) { //floDapps v2.4.0
|
||||
/* General functions for FLO Dapps*/
|
||||
'use strict';
|
||||
const floDapps = EXPORTS;
|
||||
|
||||
const DEFAULT = {
|
||||
root: "floDapps",
|
||||
application: floGlobals.application,
|
||||
adminID: floGlobals.adminID
|
||||
};
|
||||
|
||||
Object.defineProperties(floDapps, {
|
||||
application: {
|
||||
get: () => DEFAULT.application
|
||||
},
|
||||
adminID: {
|
||||
get: () => DEFAULT.adminID
|
||||
},
|
||||
root: {
|
||||
get: () => DEFAULT.root
|
||||
}
|
||||
});
|
||||
|
||||
var user_priv_raw, aes_key, user_priv_wrap; //private variable inside capsule
|
||||
const raw_user = {
|
||||
get private() {
|
||||
if (!user_priv_raw)
|
||||
throw "User not logged in";
|
||||
return Crypto.AES.decrypt(user_priv_raw, aes_key);
|
||||
}
|
||||
}
|
||||
|
||||
var user_id, user_public, user_private;
|
||||
const user = floDapps.user = {
|
||||
get id() {
|
||||
if (!user_id)
|
||||
throw "User not logged in";
|
||||
return user_id;
|
||||
},
|
||||
get public() {
|
||||
if (!user_public)
|
||||
throw "User not logged in";
|
||||
return user_public;
|
||||
},
|
||||
get private() {
|
||||
if (!user_private)
|
||||
throw "User not logged in";
|
||||
else if (user_private instanceof Function)
|
||||
return user_private();
|
||||
else
|
||||
return Crypto.AES.decrypt(user_private, aes_key);
|
||||
},
|
||||
sign(message) {
|
||||
return floCrypto.signData(message, raw_user.private);
|
||||
},
|
||||
decrypt(data) {
|
||||
return floCrypto.decryptData(data, raw_user.private);
|
||||
},
|
||||
encipher(message) {
|
||||
return Crypto.AES.encrypt(message, raw_user.private);
|
||||
},
|
||||
decipher(data) {
|
||||
return Crypto.AES.decrypt(data, raw_user.private);
|
||||
},
|
||||
get db_name() {
|
||||
return "floDapps#" + floCrypto.toFloID(user.id);
|
||||
},
|
||||
lock() {
|
||||
user_private = user_priv_wrap;
|
||||
},
|
||||
async unlock() {
|
||||
if (await user.private === raw_user.private)
|
||||
user_private = user_priv_raw;
|
||||
},
|
||||
get_contact(id) {
|
||||
if (!user.contacts)
|
||||
throw "Contacts not available";
|
||||
else if (user.contacts[id])
|
||||
return user.contacts[id];
|
||||
else {
|
||||
let id_raw = floCrypto.decodeAddr(id).hex;
|
||||
for (let i in user.contacts)
|
||||
if (floCrypto.decodeAddr(i).hex == id_raw)
|
||||
return user.contacts[i];
|
||||
}
|
||||
},
|
||||
get_pubKey(id) {
|
||||
if (!user.pubKeys)
|
||||
throw "Contacts not available";
|
||||
else if (user.pubKeys[id])
|
||||
return user.pubKeys[id];
|
||||
else {
|
||||
let id_raw = floCrypto.decodeAddr(id).hex;
|
||||
for (let i in user.pubKeys)
|
||||
if (floCrypto.decodeAddr(i).hex == id_raw)
|
||||
return user.pubKeys[i];
|
||||
}
|
||||
},
|
||||
clear() {
|
||||
user_id = user_public = user_private = undefined;
|
||||
user_priv_raw = aes_key = undefined;
|
||||
delete user.contacts;
|
||||
delete user.pubKeys;
|
||||
delete user.messages;
|
||||
}
|
||||
};
|
||||
|
||||
Object.defineProperties(window, {
|
||||
myFloID: {
|
||||
get: () => {
|
||||
try {
|
||||
return user.id;
|
||||
} catch {
|
||||
return;
|
||||
}
|
||||
}
|
||||
},
|
||||
myUserID: {
|
||||
get: () => {
|
||||
try {
|
||||
return user.id;
|
||||
} catch {
|
||||
return;
|
||||
}
|
||||
}
|
||||
},
|
||||
myPubKey: {
|
||||
get: () => {
|
||||
try {
|
||||
return user.public;
|
||||
} catch {
|
||||
return;
|
||||
}
|
||||
}
|
||||
},
|
||||
myPrivKey: {
|
||||
get: () => {
|
||||
try {
|
||||
return user.private;
|
||||
} catch {
|
||||
return;
|
||||
}
|
||||
}
|
||||
}
|
||||
});
|
||||
|
||||
var subAdmins, trustedIDs, settings;
|
||||
Object.defineProperties(floGlobals, {
|
||||
subAdmins: {
|
||||
get: () => subAdmins
|
||||
},
|
||||
trustedIDs: {
|
||||
get: () => trustedIDs
|
||||
},
|
||||
settings: {
|
||||
get: () => settings
|
||||
},
|
||||
contacts: {
|
||||
get: () => user.contacts
|
||||
},
|
||||
pubKeys: {
|
||||
get: () => user.pubKeys
|
||||
},
|
||||
messages: {
|
||||
get: () => user.messages
|
||||
}
|
||||
})
|
||||
|
||||
function initIndexedDB() {
|
||||
return new Promise((resolve, reject) => {
|
||||
var obs_g = {
|
||||
//general
|
||||
lastTx: {},
|
||||
//supernode (cloud list)
|
||||
supernodes: {
|
||||
indexes: {
|
||||
uri: null,
|
||||
pubKey: null
|
||||
}
|
||||
}
|
||||
}
|
||||
var obs_a = {
|
||||
//login credentials
|
||||
credentials: {},
|
||||
//for Dapps
|
||||
subAdmins: {},
|
||||
trustedIDs: {},
|
||||
settings: {},
|
||||
appObjects: {},
|
||||
generalData: {},
|
||||
lastVC: {}
|
||||
}
|
||||
//add other given objectStores
|
||||
initIndexedDB.appObs = initIndexedDB.appObs || {}
|
||||
for (let o in initIndexedDB.appObs)
|
||||
if (!(o in obs_a))
|
||||
obs_a[o] = initIndexedDB.appObs[o]
|
||||
Promise.all([
|
||||
compactIDB.initDB(DEFAULT.application, obs_a),
|
||||
compactIDB.initDB(DEFAULT.root, obs_g)
|
||||
]).then(result => {
|
||||
compactIDB.setDefaultDB(DEFAULT.application)
|
||||
resolve("IndexedDB App Storage Initated Successfully")
|
||||
}).catch(error => reject(error));
|
||||
})
|
||||
}
|
||||
|
||||
function initUserDB() {
|
||||
return new Promise((resolve, reject) => {
|
||||
var obs = {
|
||||
contacts: {},
|
||||
pubKeys: {},
|
||||
messages: {}
|
||||
}
|
||||
compactIDB.initDB(user.db_name, obs).then(result => {
|
||||
resolve("UserDB Initated Successfully")
|
||||
}).catch(error => reject('Init userDB failed'));
|
||||
})
|
||||
}
|
||||
|
||||
function loadUserDB() {
|
||||
return new Promise((resolve, reject) => {
|
||||
var loadData = ["contacts", "pubKeys", "messages"]
|
||||
var promises = []
|
||||
for (var i = 0; i < loadData.length; i++)
|
||||
promises[i] = compactIDB.readAllData(loadData[i], user.db_name)
|
||||
Promise.all(promises).then(results => {
|
||||
for (var i = 0; i < loadData.length; i++)
|
||||
user[loadData[i]] = results[i]
|
||||
resolve("Loaded Data from userDB")
|
||||
}).catch(error => reject('Load userDB failed'))
|
||||
})
|
||||
}
|
||||
|
||||
const startUpOptions = {
|
||||
cloud: true,
|
||||
app_config: true,
|
||||
}
|
||||
|
||||
floDapps.startUpOptions = {
|
||||
set app_config(val) {
|
||||
if (val === true || val === false)
|
||||
startUpOptions.app_config = val;
|
||||
},
|
||||
get app_config() { return startUpOptions.app_config },
|
||||
|
||||
set cloud(val) {
|
||||
if (val === true || val === false)
|
||||
startUpOptions.cloud = val;
|
||||
},
|
||||
get cloud() { return startUpOptions.cloud },
|
||||
}
|
||||
|
||||
const startUpFunctions = [];
|
||||
|
||||
startUpFunctions.push(function readSupernodeListFromAPI() {
|
||||
return new Promise((resolve, reject) => {
|
||||
if (!startUpOptions.cloud)
|
||||
return resolve("No cloud for this app");
|
||||
compactIDB.readData("lastTx", floCloudAPI.SNStorageID, DEFAULT.root).then(lastTx => {
|
||||
var query_options = { sentOnly: true, pattern: floCloudAPI.SNStorageName };
|
||||
if (typeof lastTx == 'number') //lastTx is tx count (*backward support)
|
||||
query_options.ignoreOld = lastTx;
|
||||
else if (typeof lastTx == 'string') //lastTx is txid of last tx
|
||||
query_options.after = lastTx;
|
||||
//fetch data from flosight
|
||||
floBlockchainAPI.readData(floCloudAPI.SNStorageID, query_options).then(result => {
|
||||
for (var i = result.data.length - 1; i >= 0; i--) {
|
||||
var content = JSON.parse(result.data[i])[floCloudAPI.SNStorageName];
|
||||
for (let sn in content.removeNodes)
|
||||
compactIDB.removeData("supernodes", sn, DEFAULT.root);
|
||||
for (let sn in content.newNodes)
|
||||
compactIDB.writeData("supernodes", content.newNodes[sn], sn, DEFAULT.root);
|
||||
for (let sn in content.updateNodes)
|
||||
compactIDB.readData("supernodes", sn, DEFAULT.root).then(r => {
|
||||
r = r || {}
|
||||
r.uri = content.updateNodes[sn];
|
||||
compactIDB.writeData("supernodes", r, sn, DEFAULT.root);
|
||||
});
|
||||
}
|
||||
compactIDB.writeData("lastTx", result.lastItem, floCloudAPI.SNStorageID, DEFAULT.root);
|
||||
compactIDB.readAllData("supernodes", DEFAULT.root).then(nodes => {
|
||||
floCloudAPI.init(nodes)
|
||||
.then(result => resolve("Loaded Supernode list\n" + result))
|
||||
.catch(error => reject(error))
|
||||
})
|
||||
})
|
||||
}).catch(error => reject(error))
|
||||
})
|
||||
});
|
||||
|
||||
startUpFunctions.push(function readAppConfigFromAPI() {
|
||||
return new Promise((resolve, reject) => {
|
||||
if (!startUpOptions.app_config)
|
||||
return resolve("No configs for this app");
|
||||
compactIDB.readData("lastTx", `${DEFAULT.application}|${DEFAULT.adminID}`, DEFAULT.root).then(lastTx => {
|
||||
var query_options = { sentOnly: true, pattern: DEFAULT.application };
|
||||
if (typeof lastTx == 'number') //lastTx is tx count (*backward support)
|
||||
query_options.ignoreOld = lastTx;
|
||||
else if (typeof lastTx == 'string') //lastTx is txid of last tx
|
||||
query_options.after = lastTx;
|
||||
//fetch data from flosight
|
||||
floBlockchainAPI.readData(DEFAULT.adminID, query_options).then(result => {
|
||||
for (var i = result.data.length - 1; i >= 0; i--) {
|
||||
var content = JSON.parse(result.data[i])[DEFAULT.application];
|
||||
if (!content || typeof content !== "object")
|
||||
continue;
|
||||
if (Array.isArray(content.removeSubAdmin))
|
||||
for (var j = 0; j < content.removeSubAdmin.length; j++)
|
||||
compactIDB.removeData("subAdmins", content.removeSubAdmin[j]);
|
||||
if (Array.isArray(content.addSubAdmin))
|
||||
for (var k = 0; k < content.addSubAdmin.length; k++)
|
||||
compactIDB.writeData("subAdmins", true, content.addSubAdmin[k]);
|
||||
if (Array.isArray(content.removeTrustedID))
|
||||
for (var j = 0; j < content.removeTrustedID.length; j++)
|
||||
compactIDB.removeData("trustedIDs", content.removeTrustedID[j]);
|
||||
if (Array.isArray(content.addTrustedID))
|
||||
for (var k = 0; k < content.addTrustedID.length; k++)
|
||||
compactIDB.writeData("trustedIDs", true, content.addTrustedID[k]);
|
||||
if (content.settings)
|
||||
for (let l in content.settings)
|
||||
compactIDB.writeData("settings", content.settings[l], l)
|
||||
}
|
||||
compactIDB.writeData("lastTx", result.lastItem, `${DEFAULT.application}|${DEFAULT.adminID}`, DEFAULT.root);
|
||||
compactIDB.readAllData("subAdmins").then(result => {
|
||||
subAdmins = Object.keys(result);
|
||||
compactIDB.readAllData("trustedIDs").then(result => {
|
||||
trustedIDs = Object.keys(result);
|
||||
compactIDB.readAllData("settings").then(result => {
|
||||
settings = result;
|
||||
resolve("Read app configuration from blockchain");
|
||||
})
|
||||
})
|
||||
})
|
||||
})
|
||||
}).catch(error => reject(error))
|
||||
})
|
||||
});
|
||||
|
||||
startUpFunctions.push(function loadDataFromAppIDB() {
|
||||
return new Promise((resolve, reject) => {
|
||||
if (!startUpOptions.cloud)
|
||||
return resolve("No cloud for this app");
|
||||
var loadData = ["appObjects", "generalData", "lastVC"]
|
||||
var promises = []
|
||||
for (var i = 0; i < loadData.length; i++)
|
||||
promises[i] = compactIDB.readAllData(loadData[i])
|
||||
Promise.all(promises).then(results => {
|
||||
for (var i = 0; i < loadData.length; i++)
|
||||
floGlobals[loadData[i]] = results[i]
|
||||
resolve("Loaded Data from app IDB")
|
||||
}).catch(error => reject(error))
|
||||
})
|
||||
});
|
||||
|
||||
var keyInput = type => new Promise((resolve, reject) => {
|
||||
let inputVal = prompt(`Enter ${type}: `)
|
||||
if (inputVal === null)
|
||||
reject(null)
|
||||
else
|
||||
resolve(inputVal)
|
||||
});
|
||||
|
||||
function getCredentials() {
|
||||
|
||||
const readSharesFromIDB = indexArr => new Promise((resolve, reject) => {
|
||||
var promises = []
|
||||
for (var i = 0; i < indexArr.length; i++)
|
||||
promises.push(compactIDB.readData('credentials', indexArr[i]))
|
||||
Promise.all(promises).then(shares => {
|
||||
var secret = floCrypto.retrieveShamirSecret(shares)
|
||||
if (secret)
|
||||
resolve(secret)
|
||||
else
|
||||
reject("Shares are insufficient or incorrect")
|
||||
}).catch(error => {
|
||||
clearCredentials();
|
||||
location.reload();
|
||||
})
|
||||
});
|
||||
|
||||
const writeSharesToIDB = (shares, i = 0, resultIndexes = []) => new Promise(resolve => {
|
||||
if (i >= shares.length)
|
||||
return resolve(resultIndexes)
|
||||
var n = floCrypto.randInt(0, 100000)
|
||||
compactIDB.addData("credentials", shares[i], n).then(res => {
|
||||
resultIndexes.push(n)
|
||||
writeSharesToIDB(shares, i + 1, resultIndexes)
|
||||
.then(result => resolve(result))
|
||||
}).catch(error => {
|
||||
writeSharesToIDB(shares, i, resultIndexes)
|
||||
.then(result => resolve(result))
|
||||
})
|
||||
});
|
||||
|
||||
const getPrivateKeyCredentials = () => new Promise((resolve, reject) => {
|
||||
var indexArr = localStorage.getItem(`${DEFAULT.application}#privKey`)
|
||||
if (indexArr) {
|
||||
readSharesFromIDB(JSON.parse(indexArr))
|
||||
.then(result => resolve(result))
|
||||
.catch(error => reject(error))
|
||||
} else {
|
||||
var privKey;
|
||||
keyInput("PRIVATE_KEY").then(result => {
|
||||
if (!result)
|
||||
return reject("Empty Private Key")
|
||||
var floID = floCrypto.getFloID(result)
|
||||
if (!floID || !floCrypto.validateFloID(floID))
|
||||
return reject("Invalid Private Key")
|
||||
privKey = result;
|
||||
}).catch(error => {
|
||||
console.log(error, "Generating Random Keys")
|
||||
privKey = floCrypto.generateNewID().privKey
|
||||
}).finally(_ => {
|
||||
if (!privKey)
|
||||
return;
|
||||
var threshold = floCrypto.randInt(10, 20)
|
||||
var shares = floCrypto.createShamirsSecretShares(privKey, threshold, threshold)
|
||||
writeSharesToIDB(shares).then(resultIndexes => {
|
||||
//store index keys in localStorage
|
||||
localStorage.setItem(`${DEFAULT.application}#privKey`, JSON.stringify(resultIndexes))
|
||||
//also add a dummy privatekey to the IDB
|
||||
var randomPrivKey = floCrypto.generateNewID().privKey
|
||||
var randomThreshold = floCrypto.randInt(10, 20)
|
||||
var randomShares = floCrypto.createShamirsSecretShares(randomPrivKey, randomThreshold, randomThreshold)
|
||||
writeSharesToIDB(randomShares)
|
||||
//resolve private Key
|
||||
resolve(privKey)
|
||||
})
|
||||
})
|
||||
}
|
||||
});
|
||||
|
||||
const checkIfPinRequired = key => new Promise((resolve, reject) => {
|
||||
if (key.length == 52)
|
||||
resolve(key)
|
||||
else {
|
||||
keyInput("PIN/Password").then(pwd => {
|
||||
try {
|
||||
let privKey = Crypto.AES.decrypt(key, pwd);
|
||||
resolve(privKey)
|
||||
} catch (error) {
|
||||
reject("Access Denied: Incorrect PIN/Password")
|
||||
}
|
||||
}).catch(error => reject("Access Denied: PIN/Password required"))
|
||||
}
|
||||
});
|
||||
|
||||
return new Promise((resolve, reject) => {
|
||||
getPrivateKeyCredentials().then(key => {
|
||||
checkIfPinRequired(key).then(privKey => {
|
||||
try {
|
||||
user_public = floCrypto.getPubKeyHex(privKey);
|
||||
user_id = floCrypto.getAddress(privKey);
|
||||
if (startUpOptions.cloud)
|
||||
floCloudAPI.user(user_id, privKey); //Set user for floCloudAPI
|
||||
user_priv_wrap = () => checkIfPinRequired(key);
|
||||
let n = floCrypto.randInt(12, 20);
|
||||
aes_key = floCrypto.randString(n);
|
||||
user_priv_raw = Crypto.AES.encrypt(privKey, aes_key);
|
||||
user_private = user_priv_wrap;
|
||||
resolve('Login Credentials loaded successful')
|
||||
} catch (error) {
|
||||
console.log(error)
|
||||
reject("Corrupted Private Key")
|
||||
}
|
||||
}).catch(error => reject(error))
|
||||
}).catch(error => reject(error))
|
||||
})
|
||||
}
|
||||
|
||||
var startUpLog = (status, log) => status ? console.log(log) : console.error(log);
|
||||
|
||||
const callStartUpFunction = i => new Promise((resolve, reject) => {
|
||||
startUpFunctions[i]().then(result => {
|
||||
callStartUpFunction.completed += 1;
|
||||
startUpLog(true, `${result}\nCompleted ${callStartUpFunction.completed}/${callStartUpFunction.total} Startup functions`)
|
||||
resolve(true)
|
||||
}).catch(error => {
|
||||
callStartUpFunction.failed += 1;
|
||||
startUpLog(false, `${error}\nFailed ${callStartUpFunction.failed}/${callStartUpFunction.total} Startup functions`)
|
||||
reject(false)
|
||||
})
|
||||
});
|
||||
|
||||
var _midFunction;
|
||||
const midStartUp = () => new Promise((res, rej) => {
|
||||
if (_midFunction instanceof Function) {
|
||||
_midFunction()
|
||||
.then(r => res("Mid startup function completed"))
|
||||
.catch(e => rej("Mid startup function failed"))
|
||||
} else
|
||||
res("No mid startup function")
|
||||
});
|
||||
|
||||
const callAndLog = p => new Promise((res, rej) => {
|
||||
p.then(r => {
|
||||
startUpLog(true, r)
|
||||
res(r)
|
||||
}).catch(e => {
|
||||
startUpLog(false, e)
|
||||
rej(e)
|
||||
})
|
||||
});
|
||||
|
||||
floDapps.launchStartUp = function () {
|
||||
return new Promise((resolve, reject) => {
|
||||
initIndexedDB().then(log => {
|
||||
console.log(log)
|
||||
callStartUpFunction.total = startUpFunctions.length;
|
||||
callStartUpFunction.completed = 0;
|
||||
callStartUpFunction.failed = 0;
|
||||
let p1 = new Promise((res, rej) => {
|
||||
Promise.all(startUpFunctions.map((f, i) => callStartUpFunction(i))).then(r => {
|
||||
callAndLog(midStartUp())
|
||||
.then(r => res(true))
|
||||
.catch(e => rej(false))
|
||||
})
|
||||
});
|
||||
let p2 = new Promise((res, rej) => {
|
||||
callAndLog(getCredentials()).then(r => {
|
||||
callAndLog(initUserDB()).then(r => {
|
||||
callAndLog(loadUserDB())
|
||||
.then(r => res(true))
|
||||
.catch(e => rej(false))
|
||||
}).catch(e => rej(false))
|
||||
}).catch(e => rej(false))
|
||||
})
|
||||
Promise.all([p1, p2])
|
||||
.then(r => resolve('App Startup finished successful'))
|
||||
.catch(e => reject('App Startup failed'))
|
||||
}).catch(error => {
|
||||
startUpLog(false, error);
|
||||
reject("App database initiation failed")
|
||||
})
|
||||
})
|
||||
}
|
||||
|
||||
floDapps.addStartUpFunction = fn => fn instanceof Function && !startUpFunctions.includes(fn) ? startUpFunctions.push(fn) : false;
|
||||
|
||||
floDapps.setMidStartup = fn => fn instanceof Function ? _midFunction = fn : false;
|
||||
|
||||
floDapps.setCustomStartupLogger = fn => fn instanceof Function ? startUpLog = fn : false;
|
||||
|
||||
floDapps.setCustomPrivKeyInput = fn => fn instanceof Function ? keyInput = fn : false;
|
||||
|
||||
floDapps.setAppObjectStores = appObs => initIndexedDB.appObs = appObs;
|
||||
|
||||
floDapps.storeContact = function (floID, name) {
|
||||
return new Promise((resolve, reject) => {
|
||||
if (!floCrypto.validateAddr(floID))
|
||||
return reject("Invalid floID!")
|
||||
compactIDB.writeData("contacts", name, floID, user.db_name).then(result => {
|
||||
user.contacts[floID] = name;
|
||||
resolve("Contact stored")
|
||||
}).catch(error => reject(error))
|
||||
});
|
||||
}
|
||||
|
||||
floDapps.storePubKey = function (floID, pubKey) {
|
||||
return new Promise((resolve, reject) => {
|
||||
if (floID in user.pubKeys)
|
||||
return resolve("pubKey already stored")
|
||||
if (!floCrypto.validateAddr(floID))
|
||||
return reject("Invalid floID!")
|
||||
if (!floCrypto.verifyPubKey(pubKey, floID))
|
||||
return reject("Incorrect pubKey")
|
||||
compactIDB.writeData("pubKeys", pubKey, floID, user.db_name).then(result => {
|
||||
user.pubKeys[floID] = pubKey;
|
||||
resolve("pubKey stored")
|
||||
}).catch(error => reject(error))
|
||||
});
|
||||
}
|
||||
|
||||
floDapps.sendMessage = function (floID, message) {
|
||||
return new Promise((resolve, reject) => {
|
||||
let options = {
|
||||
receiverID: floID,
|
||||
application: DEFAULT.root,
|
||||
comment: DEFAULT.application
|
||||
}
|
||||
if (floID in user.pubKeys)
|
||||
message = floCrypto.encryptData(JSON.stringify(message), user.pubKeys[floID])
|
||||
floCloudAPI.sendApplicationData(message, "Message", options)
|
||||
.then(result => resolve(result))
|
||||
.catch(error => reject(error))
|
||||
})
|
||||
}
|
||||
|
||||
floDapps.requestInbox = function (callback) {
|
||||
return new Promise((resolve, reject) => {
|
||||
let lastVC = Object.keys(user.messages).sort().pop()
|
||||
let options = {
|
||||
receiverID: user.id,
|
||||
application: DEFAULT.root,
|
||||
lowerVectorClock: lastVC + 1
|
||||
}
|
||||
let privKey = raw_user.private;
|
||||
options.callback = (d, e) => {
|
||||
for (let v in d) {
|
||||
try {
|
||||
if (d[v].message instanceof Object && "secret" in d[v].message)
|
||||
d[v].message = floCrypto.decryptData(d[v].message, privKey)
|
||||
} catch (error) { }
|
||||
compactIDB.writeData("messages", d[v], v, user.db_name)
|
||||
user.messages[v] = d[v]
|
||||
}
|
||||
if (callback instanceof Function)
|
||||
callback(d, e)
|
||||
}
|
||||
floCloudAPI.requestApplicationData("Message", options)
|
||||
.then(result => resolve(result))
|
||||
.catch(error => reject(error))
|
||||
})
|
||||
}
|
||||
|
||||
floDapps.manageAppConfig = function (adminPrivKey, addList, rmList, settings) {
|
||||
return new Promise((resolve, reject) => {
|
||||
if (!startUpOptions.app_config)
|
||||
return reject("No configs for this app");
|
||||
if (!Array.isArray(addList) || !addList.length) addList = undefined;
|
||||
if (!Array.isArray(rmList) || !rmList.length) rmList = undefined;
|
||||
if (!settings || typeof settings !== "object" || !Object.keys(settings).length) settings = undefined;
|
||||
if (!addList && !rmList && !settings)
|
||||
return reject("No configuration change")
|
||||
var floData = {
|
||||
[DEFAULT.application]: {
|
||||
addSubAdmin: addList,
|
||||
removeSubAdmin: rmList,
|
||||
settings: settings
|
||||
}
|
||||
}
|
||||
var floID = floCrypto.getFloID(adminPrivKey)
|
||||
if (floID != DEFAULT.adminID)
|
||||
reject('Access Denied for Admin privilege')
|
||||
else
|
||||
floBlockchainAPI.writeData(floID, JSON.stringify(floData), adminPrivKey)
|
||||
.then(result => resolve(['Updated App Configuration', result]))
|
||||
.catch(error => reject(error))
|
||||
})
|
||||
}
|
||||
|
||||
floDapps.manageAppTrustedIDs = function (adminPrivKey, addList, rmList) {
|
||||
return new Promise((resolve, reject) => {
|
||||
if (!startUpOptions.app_config)
|
||||
return reject("No configs for this app");
|
||||
if (!Array.isArray(addList) || !addList.length) addList = undefined;
|
||||
if (!Array.isArray(rmList) || !rmList.length) rmList = undefined;
|
||||
if (!addList && !rmList)
|
||||
return reject("No change in list")
|
||||
var floData = {
|
||||
[DEFAULT.application]: {
|
||||
addTrustedID: addList,
|
||||
removeTrustedID: rmList
|
||||
}
|
||||
}
|
||||
var floID = floCrypto.getFloID(adminPrivKey)
|
||||
if (floID != DEFAULT.adminID)
|
||||
reject('Access Denied for Admin privilege')
|
||||
else
|
||||
floBlockchainAPI.writeData(floID, JSON.stringify(floData), adminPrivKey)
|
||||
.then(result => resolve(['Updated App Configuration', result]))
|
||||
.catch(error => reject(error))
|
||||
})
|
||||
}
|
||||
|
||||
const clearCredentials = floDapps.clearCredentials = function () {
|
||||
return new Promise((resolve, reject) => {
|
||||
compactIDB.clearData('credentials', DEFAULT.application).then(result => {
|
||||
localStorage.removeItem(`${DEFAULT.application}#privKey`);
|
||||
user.clear();
|
||||
resolve("privKey credentials deleted!")
|
||||
}).catch(error => reject(error))
|
||||
})
|
||||
}
|
||||
|
||||
floDapps.deleteUserData = function (credentials = false) {
|
||||
return new Promise((resolve, reject) => {
|
||||
let p = []
|
||||
p.push(compactIDB.deleteDB(user.db_name))
|
||||
if (credentials)
|
||||
p.push(clearCredentials())
|
||||
Promise.all(p)
|
||||
.then(result => resolve('User database(local) deleted'))
|
||||
.catch(error => reject(error))
|
||||
})
|
||||
}
|
||||
|
||||
floDapps.deleteAppData = function () {
|
||||
return new Promise((resolve, reject) => {
|
||||
compactIDB.deleteDB(DEFAULT.application).then(result => {
|
||||
localStorage.removeItem(`${DEFAULT.application}#privKey`)
|
||||
user.clear();
|
||||
compactIDB.removeData('lastTx', `${DEFAULT.application}|${DEFAULT.adminID}`, DEFAULT.root)
|
||||
.then(result => resolve("App database(local) deleted"))
|
||||
.catch(error => reject(error))
|
||||
}).catch(error => reject(error))
|
||||
})
|
||||
}
|
||||
|
||||
floDapps.securePrivKey = function (pwd) {
|
||||
return new Promise(async (resolve, reject) => {
|
||||
let indexArr = localStorage.getItem(`${DEFAULT.application}#privKey`)
|
||||
if (!indexArr)
|
||||
return reject("PrivKey not found");
|
||||
indexArr = JSON.parse(indexArr)
|
||||
let encryptedKey = Crypto.AES.encrypt(await user.private, pwd);
|
||||
let threshold = indexArr.length;
|
||||
let shares = floCrypto.createShamirsSecretShares(encryptedKey, threshold, threshold)
|
||||
let promises = [];
|
||||
let overwriteFn = (share, index) =>
|
||||
compactIDB.writeData("credentials", share, index, DEFAULT.application);
|
||||
for (var i = 0; i < threshold; i++)
|
||||
promises.push(overwriteFn(shares[i], indexArr[i]));
|
||||
Promise.all(promises)
|
||||
.then(results => resolve("Private Key Secured"))
|
||||
.catch(error => reject(error))
|
||||
})
|
||||
}
|
||||
|
||||
floDapps.verifyPin = function (pin = null) {
|
||||
const readSharesFromIDB = function (indexArr) {
|
||||
return new Promise((resolve, reject) => {
|
||||
var promises = []
|
||||
for (var i = 0; i < indexArr.length; i++)
|
||||
promises.push(compactIDB.readData('credentials', indexArr[i]))
|
||||
Promise.all(promises).then(shares => {
|
||||
var secret = floCrypto.retrieveShamirSecret(shares)
|
||||
console.info(shares, secret)
|
||||
if (secret)
|
||||
resolve(secret)
|
||||
else
|
||||
reject("Shares are insufficient or incorrect")
|
||||
}).catch(error => {
|
||||
clearCredentials();
|
||||
location.reload();
|
||||
})
|
||||
})
|
||||
}
|
||||
return new Promise((resolve, reject) => {
|
||||
var indexArr = localStorage.getItem(`${DEFAULT.application}#privKey`)
|
||||
console.info(indexArr)
|
||||
if (!indexArr)
|
||||
reject('No login credentials found')
|
||||
readSharesFromIDB(JSON.parse(indexArr)).then(key => {
|
||||
if (key.length == 52) {
|
||||
if (pin === null)
|
||||
resolve("Private key not secured")
|
||||
else
|
||||
reject("Private key not secured")
|
||||
} else {
|
||||
if (pin === null)
|
||||
return reject("PIN/Password required")
|
||||
try {
|
||||
let privKey = Crypto.AES.decrypt(key, pin);
|
||||
resolve("PIN/Password verified")
|
||||
} catch (error) {
|
||||
reject("Incorrect PIN/Password")
|
||||
}
|
||||
}
|
||||
}).catch(error => reject(error))
|
||||
})
|
||||
}
|
||||
|
||||
const getNextGeneralData = floDapps.getNextGeneralData = function (type, vectorClock = null, options = {}) {
|
||||
var fk = floCloudAPI.util.filterKey(type, options)
|
||||
vectorClock = vectorClock || getNextGeneralData[fk] || '0';
|
||||
var filteredResult = {}
|
||||
if (floGlobals.generalData[fk]) {
|
||||
for (let d in floGlobals.generalData[fk])
|
||||
if (d > vectorClock)
|
||||
filteredResult[d] = JSON.parse(JSON.stringify(floGlobals.generalData[fk][d]))
|
||||
} else if (options.comment) {
|
||||
let comment = options.comment;
|
||||
delete options.comment;
|
||||
let fk = floCloudAPI.util.filterKey(type, options);
|
||||
for (let d in floGlobals.generalData[fk])
|
||||
if (d > vectorClock && floGlobals.generalData[fk][d].comment == comment)
|
||||
filteredResult[d] = JSON.parse(JSON.stringify(floGlobals.generalData[fk][d]))
|
||||
}
|
||||
if (options.decrypt) {
|
||||
let decryptionKey = (options.decrypt === true) ? raw_user.private : options.decrypt;
|
||||
if (!Array.isArray(decryptionKey))
|
||||
decryptionKey = [decryptionKey];
|
||||
for (let f in filteredResult) {
|
||||
let data = filteredResult[f]
|
||||
try {
|
||||
if (data.message instanceof Object && "secret" in data.message) {
|
||||
for (let key of decryptionKey) {
|
||||
try {
|
||||
let tmp = floCrypto.decryptData(data.message, key)
|
||||
data.message = JSON.parse(tmp)
|
||||
break;
|
||||
} catch (error) { }
|
||||
}
|
||||
}
|
||||
} catch (error) { }
|
||||
}
|
||||
}
|
||||
getNextGeneralData[fk] = Object.keys(filteredResult).sort().pop();
|
||||
return filteredResult;
|
||||
}
|
||||
|
||||
const syncData = floDapps.syncData = {};
|
||||
|
||||
syncData.oldDevice = () => new Promise((resolve, reject) => {
|
||||
let sync = {
|
||||
contacts: user.contacts,
|
||||
pubKeys: user.pubKeys,
|
||||
messages: user.messages
|
||||
}
|
||||
let message = Crypto.AES.encrypt(JSON.stringify(sync), raw_user.private)
|
||||
let options = {
|
||||
receiverID: user.id,
|
||||
application: DEFAULT.root
|
||||
}
|
||||
floCloudAPI.sendApplicationData(message, "syncData", options)
|
||||
.then(result => resolve(result))
|
||||
.catch(error => reject(error))
|
||||
});
|
||||
|
||||
syncData.newDevice = () => new Promise((resolve, reject) => {
|
||||
var options = {
|
||||
receiverID: user.id,
|
||||
senderID: user.id,
|
||||
application: DEFAULT.root,
|
||||
mostRecent: true,
|
||||
}
|
||||
floCloudAPI.requestApplicationData("syncData", options).then(response => {
|
||||
let vc = Object.keys(response).sort().pop()
|
||||
let sync = JSON.parse(Crypto.AES.decrypt(response[vc].message, raw_user.private))
|
||||
let promises = []
|
||||
let store = (key, val, obs) => promises.push(compactIDB.writeData(obs, val, key, user.db_name));
|
||||
["contacts", "pubKeys", "messages"].forEach(c => {
|
||||
for (let i in sync[c]) {
|
||||
store(i, sync[c][i], c)
|
||||
user[c][i] = sync[c][i]
|
||||
}
|
||||
})
|
||||
Promise.all(promises)
|
||||
.then(results => resolve("Sync data successful"))
|
||||
.catch(error => reject(error))
|
||||
}).catch(error => reject(error))
|
||||
});
|
||||
})('object' === typeof module ? module.exports : window.floDapps = {});
|
||||
166
floTokenAPI.js
Normal file
166
floTokenAPI.js
Normal file
@ -0,0 +1,166 @@
|
||||
(function (EXPORTS) { //floTokenAPI v1.0.4a
|
||||
/* Token Operator to send/receive tokens via blockchain using API calls*/
|
||||
'use strict';
|
||||
const tokenAPI = EXPORTS;
|
||||
|
||||
const DEFAULT = {
|
||||
apiURL: floGlobals.tokenURL || "https://ranchimallflo.duckdns.org/",
|
||||
currency: floGlobals.currency || "rupee"
|
||||
}
|
||||
|
||||
Object.defineProperties(tokenAPI, {
|
||||
URL: {
|
||||
get: () => DEFAULT.apiURL
|
||||
},
|
||||
currency: {
|
||||
get: () => DEFAULT.currency,
|
||||
set: currency => DEFAULT.currency = currency
|
||||
}
|
||||
});
|
||||
|
||||
if (floGlobals.currency) tokenAPI.currency = floGlobals.currency;
|
||||
|
||||
Object.defineProperties(floGlobals, {
|
||||
currency: {
|
||||
get: () => DEFAULT.currency,
|
||||
set: currency => DEFAULT.currency = currency
|
||||
}
|
||||
});
|
||||
|
||||
const fetch_api = tokenAPI.fetch = function (apicall) {
|
||||
return new Promise((resolve, reject) => {
|
||||
console.debug(DEFAULT.apiURL + apicall);
|
||||
fetch(DEFAULT.apiURL + apicall).then(response => {
|
||||
if (response.ok)
|
||||
response.json().then(data => resolve(data));
|
||||
else
|
||||
reject(response)
|
||||
}).catch(error => reject(error))
|
||||
})
|
||||
}
|
||||
|
||||
const getBalance = tokenAPI.getBalance = function (floID, token = DEFAULT.currency) {
|
||||
return new Promise((resolve, reject) => {
|
||||
fetch_api(`api/v1.0/getFloAddressBalance?token=${token}&floAddress=${floID}`)
|
||||
.then(result => resolve(result.balance || 0))
|
||||
.catch(error => reject(error))
|
||||
})
|
||||
}
|
||||
|
||||
tokenAPI.getTx = function (txID) {
|
||||
return new Promise((resolve, reject) => {
|
||||
fetch_api(`api/v1.0/getTransactionDetails/${txID}`).then(res => {
|
||||
if (res.result === "error")
|
||||
reject(res.description);
|
||||
else if (!res.parsedFloData)
|
||||
reject("Data piece (parsedFloData) missing");
|
||||
else if (!res.transactionDetails)
|
||||
reject("Data piece (transactionDetails) missing");
|
||||
else
|
||||
resolve(res);
|
||||
}).catch(error => reject(error))
|
||||
})
|
||||
}
|
||||
|
||||
tokenAPI.sendToken = function (privKey, amount, receiverID, message = "", token = DEFAULT.currency, options = {}) {
|
||||
return new Promise((resolve, reject) => {
|
||||
let senderID = floCrypto.getFloID(privKey);
|
||||
if (typeof amount !== "number" || isNaN(amount) || amount <= 0)
|
||||
return reject("Invalid amount");
|
||||
getBalance(senderID, token).then(bal => {
|
||||
if (amount > bal)
|
||||
return reject(`Insufficient ${token}# balance`);
|
||||
floBlockchainAPI.writeData(senderID, `send ${amount} ${token}# ${message}`, privKey, receiverID, options)
|
||||
.then(txid => resolve(txid))
|
||||
.catch(error => reject(error))
|
||||
}).catch(error => reject(error))
|
||||
});
|
||||
}
|
||||
|
||||
function sendTokens_raw(privKey, receiverID, token, amount, utxo, vout, scriptPubKey) {
|
||||
return new Promise((resolve, reject) => {
|
||||
var trx = bitjs.transaction();
|
||||
trx.addinput(utxo, vout, scriptPubKey)
|
||||
trx.addoutput(receiverID, floBlockchainAPI.sendAmt);
|
||||
trx.addflodata(`send ${amount} ${token}#`);
|
||||
var signedTxHash = trx.sign(privKey, 1);
|
||||
floBlockchainAPI.broadcastTx(signedTxHash)
|
||||
.then(txid => resolve([receiverID, txid]))
|
||||
.catch(error => reject([receiverID, error]))
|
||||
})
|
||||
}
|
||||
|
||||
//bulk transfer tokens
|
||||
tokenAPI.bulkTransferTokens = function (sender, privKey, token, receivers) {
|
||||
return new Promise((resolve, reject) => {
|
||||
if (typeof receivers !== 'object')
|
||||
return reject("receivers must be object in format {receiver1: amount1, receiver2:amount2...}")
|
||||
|
||||
let receiver_list = Object.keys(receivers), amount_list = Object.values(receivers);
|
||||
let invalidReceivers = receiver_list.filter(id => !floCrypto.validateFloID(id));
|
||||
let invalidAmount = amount_list.filter(val => typeof val !== 'number' || val <= 0);
|
||||
if (invalidReceivers.length)
|
||||
return reject(`Invalid receivers: ${invalidReceivers}`);
|
||||
else if (invalidAmount.length)
|
||||
return reject(`Invalid amounts: ${invalidAmount}`);
|
||||
|
||||
if (receiver_list.length == 0)
|
||||
return reject("Receivers cannot be empty");
|
||||
|
||||
if (receiver_list.length == 1) {
|
||||
let receiver = receiver_list[0], amount = amount_list[0];
|
||||
floTokenAPI.sendToken(privKey, amount, receiver, "", token)
|
||||
.then(txid => resolve({ success: { [receiver]: txid } }))
|
||||
.catch(error => reject(error))
|
||||
} else {
|
||||
//check for token balance
|
||||
floTokenAPI.getBalance(sender, token).then(token_balance => {
|
||||
let total_token_amout = amount_list.reduce((a, e) => a + e, 0);
|
||||
if (total_token_amout > token_balance)
|
||||
return reject(`Insufficient ${token}# balance`);
|
||||
|
||||
//split utxos
|
||||
floBlockchainAPI.splitUTXOs(sender, privKey, receiver_list.length).then(split_txid => {
|
||||
//wait for the split utxo to get confirmation
|
||||
floBlockchainAPI.waitForConfirmation(split_txid).then(split_tx => {
|
||||
//send tokens using the split-utxo
|
||||
var scriptPubKey = split_tx.vout[0].scriptPubKey.hex;
|
||||
let promises = [];
|
||||
for (let i in receiver_list)
|
||||
promises.push(sendTokens_raw(privKey, receiver_list[i], token, amount_list[i], split_txid, i, scriptPubKey));
|
||||
Promise.allSettled(promises).then(results => {
|
||||
let success = Object.fromEntries(results.filter(r => r.status == 'fulfilled').map(r => r.value));
|
||||
let failed = Object.fromEntries(results.filter(r => r.status == 'rejected').map(r => r.reason));
|
||||
resolve({ success, failed });
|
||||
})
|
||||
}).catch(error => reject(error))
|
||||
}).catch(error => reject(error))
|
||||
}).catch(error => reject(error))
|
||||
}
|
||||
|
||||
})
|
||||
}
|
||||
|
||||
tokenAPI.getAllTxs = function (floID, token = DEFAULT.currency) {
|
||||
return new Promise((resolve, reject) => {
|
||||
fetch_api(`api/v1.0/getFloAddressTransactions?token=${token}&floAddress=${floID}`)
|
||||
.then(result => resolve(result))
|
||||
.catch(error => reject(error))
|
||||
})
|
||||
}
|
||||
|
||||
const util = tokenAPI.util = {};
|
||||
|
||||
util.parseTxData = function (txData) {
|
||||
let parsedData = {};
|
||||
for (let p in txData.parsedFloData)
|
||||
parsedData[p] = txData.parsedFloData[p];
|
||||
parsedData.sender = txData.transactionDetails.vin[0].addr;
|
||||
for (let vout of txData.transactionDetails.vout)
|
||||
if (vout.scriptPubKey.addresses[0] !== parsedData.sender)
|
||||
parsedData.receiver = vout.scriptPubKey.addresses[0];
|
||||
parsedData.time = txData.transactionDetails.time;
|
||||
return parsedData;
|
||||
}
|
||||
|
||||
})('object' === typeof module ? module.exports : window.floTokenAPI = {});
|
||||
Loading…
Reference in New Issue
Block a user