Initial commit

This commit is contained in:
sairaj mote 2023-03-27 20:25:44 +05:30
commit 029b7a08bd
15 changed files with 14596 additions and 0 deletions

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.gitattributes vendored Normal file
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# Auto detect text files and perform LF normalization
* text=auto

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README.md Normal file
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# chainkyc

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css/main.css Normal file
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* {
padding: 0;
margin: 0;
box-sizing: border-box;
font-family: "Roboto", sans-serif;
}
:root {
font-size: clamp(1rem, 1.2vmax, 1.2rem);
}
html,
body {
height: 100%;
}
body {
--accent-color: #3d5afe;
--secondary-color: #ffac2e;
--text-color: 20, 20, 20;
--foreground-color: 252, 253, 255;
--background-color: 241, 243, 248;
--danger-color: rgb(255, 75, 75);
--green: #1cad59;
--yellow: rgb(220, 165, 0);
color: rgba(var(--text-color), 1);
background-color: rgba(var(--background-color), 1);
}
body[data-theme=dark] {
--accent-color: #6d83ff;
--secondary-color: #d60739;
--text-color: 220, 220, 220;
--foreground-color: 27, 28, 29;
--background-color: 21, 22, 22;
--danger-color: rgb(255, 106, 106);
--green: #00e676;
--yellow: rgb(255, 213, 5);
}
p,
strong {
font-size: 0.9rem;
max-width: 65ch;
line-height: 1.7;
color: rgba(var(--text-color), 0.9);
}
a {
text-decoration: none;
color: var(--accent-color);
}
a:focus-visible {
box-shadow: 0 0 0 0.1rem rgba(var(--text-color), 1) inset;
}
button,
.button {
-webkit-user-select: none;
-moz-user-select: none;
user-select: none;
position: relative;
display: inline-flex;
border: none;
background-color: transparent;
overflow: hidden;
color: inherit;
-webkit-tap-highlight-color: transparent;
align-items: center;
font-size: 0.9rem;
font-weight: 500;
white-space: nowrap;
padding: 0.8rem;
border-radius: 0.3rem;
justify-content: center;
}
button:focus-visible,
.button:focus-visible {
outline: var(--accent-color) solid medium;
}
button:not(:disabled),
.button:not(:disabled) {
cursor: pointer;
}
.button {
background-color: rgba(var(--text-color), 0.02);
border: solid thin rgba(var(--text-color), 0.06);
}
.button--primary {
color: rgba(var(--background-color), 1);
background-color: var(--accent-color);
}
.button--primary .icon {
fill: rgba(var(--background-color), 1);
}
.button--colored {
color: var(--accent-color);
}
.button--colored .icon {
fill: var(--accent-color);
}
.button--danger {
background-color: rgba(255, 115, 115, 0.062745098);
color: var(--danger-color);
}
.button--danger .icon {
fill: var(--danger-color);
}
.button--filled {
background-color: rgba(var(--text-color), 0.06);
}
.button--small {
padding: 0.4rem 0.6rem;
}
.button--rounded {
border-radius: 4em !important;
}
.button--outlined {
border: solid rgba(var(--text-color), 0.3) 0.1rem;
background-color: rgba(var(--foreground-color), 1);
}
.button--transparent {
background-color: transparent;
}
button:disabled {
opacity: 0.4;
cursor: not-allowed;
filter: saturate(0);
}
.cta {
text-transform: uppercase;
font-size: 0.8rem;
font-weight: 700;
letter-spacing: 0.05em;
padding: 1.05rem 1.4rem;
}
.icon {
width: 1.2rem;
height: 1.2rem;
fill: rgba(var(--text-color), 0.8);
flex-shrink: 0;
}
.icon-only {
padding: 0.5rem;
border-radius: 0.3rem;
background-color: transparent;
aspect-ratio: 1/1;
flex-shrink: 0;
}
a:-webkit-any-link:focus-visible {
outline: rgba(var(--text-color), 1) 0.1rem solid;
}
a:-moz-any-link:focus-visible {
outline: rgba(var(--text-color), 1) 0.1rem solid;
}
a:any-link:focus-visible {
outline: rgba(var(--text-color), 1) 0.1rem solid;
}
details[open] summary {
margin-bottom: 1rem;
}
details[open] > summary .down-arrow {
transform: rotate(180deg);
}
details summary {
display: flex;
-webkit-user-select: none;
-moz-user-select: none;
user-select: none;
cursor: pointer;
align-items: center;
justify-content: space-between;
}
details .down-arrow {
margin-left: 0.5rem;
}
.flex {
display: flex;
}
.flex-wrap {
flex-wrap: wrap;
}
.flex-1 {
flex: 1;
}
.grid {
display: grid;
}
.flow-column {
grid-auto-flow: column;
}
.gap-0-3 {
gap: 0.3rem;
}
.gap-0-5 {
gap: 0.5rem;
}
.gap-1 {
gap: 1rem;
}
.gap-1-5 {
gap: 1.5rem;
}
.gap-2 {
gap: 2rem;
}
.gap-3 {
gap: 3rem;
}
.text-align-right {
text-align: right;
}
.align-start {
align-content: flex-start;
}
.align-center {
align-items: center;
}
.align-end {
align-items: flex-end;
}
.text-center {
text-align: center;
}
.justify-start {
justify-items: start;
}
.justify-center {
justify-content: center;
}
.justify-right {
margin-left: auto;
}
.justify-items-center {
justify-items: center;
}
.align-self-center {
align-self: center;
}
.align-self-end {
align-self: end;
}
.align-items-start {
align-items: flex-start;
}
.justify-self-center {
justify-self: center;
}
.justify-self-start {
justify-self: start;
}
.justify-self-end {
justify-self: end;
}
.flex-direction-column {
flex-direction: column;
}
.space-between {
justify-content: space-between;
}
.w-100 {
width: 100%;
}
.h-100 {
height: 100%;
}
.margin-right-0-3 {
margin-right: 0.3rem;
}
.margin-right-0-5 {
margin-right: 0.5rem;
}
.margin-left-0-5 {
margin-left: 0.5rem;
}
.margin-left-auto {
margin-left: auto;
}
.margin-right-auto {
margin-right: auto;
}
.margin-bottom-0-5 {
margin-bottom: 0.5rem;
}
.margin-bottom-1 {
margin-bottom: 1rem;
}
.margin-block-1 {
margin-block: 1rem;
}
.margin-block-1-5 {
margin-block: 1.5rem;
}
.margin-inline-1 {
margin-inline: 1rem;
}
.margin-inline-1-5 {
margin-inline: 1.5rem;
}
sm-chips {
--gap: 0.3rem;
}
sm-chip {
position: relative;
font-size: 0.9rem;
--border-radius: 0.5rem;
--padding: 0.5rem 0.6rem;
--background: rgba(var(--text-color), 0.06);
-webkit-user-select: none;
-moz-user-select: none;
user-select: none;
}
sm-chip[selected] {
color: rgba(var(--background-color), 1);
--background: var(--accent-color);
}
.multi-state-button {
display: grid;
text-align: center;
align-items: center;
justify-items: center;
}
.multi-state-button > * {
grid-area: 1/1/2/2;
}
.multi-state-button button {
z-index: 1;
width: 100%;
}
#loading {
position: fixed;
display: grid;
top: 0;
left: 0;
bottom: 0;
right: 0;
place-content: center;
justify-items: center;
background: rgba(var(--foreground-color), 1);
z-index: 10;
}
#loading h4 {
margin-top: 1.5rem;
font-weight: 500;
}
header {
padding: 1rem;
}
#kyc_section,
#verification_section {
width: min(100%, 34rem);
padding: max(1rem, 2vw);
margin: 0 auto;
border-radius: 0.5rem;
background-color: rgba(var(--foreground-color), 1);
}
.address-input sm-input {
width: 100%;
}
#verification_result {
display: grid;
gap: 1rem;
background-color: rgba(var(--text-color), 0.05);
border-radius: 0.5rem;
padding: max(1rem, 2vw);
line-height: 1.7;
}
#verification_result .icon {
width: 3rem;
height: 3rem;
}
#verification_result[data-status=valid] .icon {
fill: var(--green);
}
#verification_result[data-status=invalid] .icon {
fill: var(--danger-color);
}
.info {
font-size: 0.9rem;
color: rgba(var(--text-color), 0.8);
gap: 0.3rem 1rem;
}
.error {
color: var(--danger-color);
}
.hidden {
display: none !important;
}

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* {
padding: 0;
margin: 0;
box-sizing: border-box;
font-family: "Roboto", sans-serif;
}
:root {
font-size: clamp(1rem, 1.2vmax, 1.2rem);
}
html,
body {
height: 100%;
}
body {
--accent-color: #3d5afe;
--secondary-color: #ffac2e;
--text-color: 20, 20, 20;
--foreground-color: 252, 253, 255;
--background-color: 241, 243, 248;
--danger-color: rgb(255, 75, 75);
--green: #1cad59;
--yellow: rgb(220, 165, 0);
color: rgba(var(--text-color), 1);
background-color: rgba(var(--background-color), 1);
}
body[data-theme="dark"] {
--accent-color: #6d83ff;
--secondary-color: #d60739;
--text-color: 220, 220, 220;
--foreground-color: 27, 28, 29;
--background-color: 21, 22, 22;
--danger-color: rgb(255, 106, 106);
--green: #00e676;
--yellow: rgb(255, 213, 5);
}
p,
strong {
font-size: 0.9rem;
max-width: 65ch;
line-height: 1.7;
color: rgba(var(--text-color), 0.9);
}
a {
text-decoration: none;
color: var(--accent-color);
&:focus-visible {
box-shadow: 0 0 0 0.1rem rgba(var(--text-color), 1) inset;
}
}
button,
.button {
user-select: none;
position: relative;
display: inline-flex;
border: none;
background-color: transparent;
overflow: hidden;
color: inherit;
-webkit-tap-highlight-color: transparent;
align-items: center;
font-size: 0.9rem;
font-weight: 500;
white-space: nowrap;
padding: 0.8rem;
border-radius: 0.3rem;
justify-content: center;
&:focus-visible {
outline: var(--accent-color) solid medium;
}
&:not(:disabled) {
cursor: pointer;
}
}
.button {
background-color: rgba(var(--text-color), 0.02);
border: solid thin rgba(var(--text-color), 0.06);
&--primary {
color: rgba(var(--background-color), 1);
background-color: var(--accent-color);
.icon {
fill: rgba(var(--background-color), 1);
}
}
&--colored {
color: var(--accent-color);
.icon {
fill: var(--accent-color);
}
}
&--danger {
background-color: #ff737310;
color: var(--danger-color);
.icon {
fill: var(--danger-color);
}
}
&--filled {
background-color: rgba(var(--text-color), 0.06);
}
&--small {
padding: 0.4rem 0.6rem;
}
&--rounded {
border-radius: 4em !important;
}
&--outlined {
border: solid rgba(var(--text-color), 0.3) 0.1rem;
background-color: rgba(var(--foreground-color), 1);
}
&--transparent {
background-color: transparent;
}
}
button:disabled {
opacity: 0.4;
cursor: not-allowed;
filter: saturate(0);
}
.cta {
text-transform: uppercase;
font-size: 0.8rem;
font-weight: 700;
letter-spacing: 0.05em;
padding: 1.05rem 1.4rem;
}
.icon {
width: 1.2rem;
height: 1.2rem;
fill: rgba(var(--text-color), 0.8);
flex-shrink: 0;
}
.icon-only {
padding: 0.5rem;
border-radius: 0.3rem;
background-color: transparent;
aspect-ratio: 1/1;
flex-shrink: 0;
}
a:any-link:focus-visible {
outline: rgba(var(--text-color), 1) 0.1rem solid;
}
details {
&[open] {
& summary {
margin-bottom: 1rem;
}
& > summary .down-arrow {
transform: rotate(180deg);
}
}
summary {
display: flex;
user-select: none;
cursor: pointer;
align-items: center;
justify-content: space-between;
}
.down-arrow {
margin-left: 0.5rem;
}
}
.flex {
display: flex;
}
.flex-wrap {
flex-wrap: wrap;
}
.flex-1 {
flex: 1;
}
.grid {
display: grid;
}
.flow-column {
grid-auto-flow: column;
}
.gap-0-3 {
gap: 0.3rem;
}
.gap-0-5 {
gap: 0.5rem;
}
.gap-1 {
gap: 1rem;
}
.gap-1-5 {
gap: 1.5rem;
}
.gap-2 {
gap: 2rem;
}
.gap-3 {
gap: 3rem;
}
.text-align-right {
text-align: right;
}
.align-start {
align-content: flex-start;
}
.align-center {
align-items: center;
}
.align-end {
align-items: flex-end;
}
.text-center {
text-align: center;
}
.justify-start {
justify-items: start;
}
.justify-center {
justify-content: center;
}
.justify-right {
margin-left: auto;
}
.justify-items-center {
justify-items: center;
}
.align-self-center {
align-self: center;
}
.align-self-end {
align-self: end;
}
.align-items-start {
align-items: flex-start;
}
.justify-self-center {
justify-self: center;
}
.justify-self-start {
justify-self: start;
}
.justify-self-end {
justify-self: end;
}
.flex-direction-column {
flex-direction: column;
}
.space-between {
justify-content: space-between;
}
.w-100 {
width: 100%;
}
.h-100 {
height: 100%;
}
.margin-right-0-3 {
margin-right: 0.3rem;
}
.margin-right-0-5 {
margin-right: 0.5rem;
}
.margin-left-0-5 {
margin-left: 0.5rem;
}
.margin-left-auto {
margin-left: auto;
}
.margin-right-auto {
margin-right: auto;
}
.margin-bottom-0-5 {
margin-bottom: 0.5rem;
}
.margin-bottom-1 {
margin-bottom: 1rem;
}
.margin-block-1 {
margin-block: 1rem;
}
.margin-block-1-5 {
margin-block: 1.5rem;
}
.margin-inline-1 {
margin-inline: 1rem;
}
.margin-inline-1-5 {
margin-inline: 1.5rem;
}
sm-chips {
--gap: 0.3rem;
}
sm-chip {
position: relative;
font-size: 0.9rem;
--border-radius: 0.5rem;
--padding: 0.5rem 0.6rem;
--background: rgba(var(--text-color), 0.06);
user-select: none;
&[selected] {
color: rgba(var(--background-color), 1);
--background: var(--accent-color);
}
}
.multi-state-button {
display: grid;
text-align: center;
align-items: center;
justify-items: center;
& > * {
grid-area: 1/1/2/2;
}
button {
z-index: 1;
width: 100%;
}
}
#loading {
position: fixed;
display: grid;
top: 0;
left: 0;
bottom: 0;
right: 0;
place-content: center;
justify-items: center;
background: rgba(var(--foreground-color), 1);
z-index: 10;
h4 {
margin-top: 1.5rem;
font-weight: 500;
}
}
header {
padding: 1rem;
}
#kyc_section,
#verification_section {
width: min(100%, 34rem);
padding: max(1rem, 2vw);
margin: 0 auto;
border-radius: 0.5rem;
background-color: rgba(var(--foreground-color), 1);
}
.address-input {
sm-input {
width: 100%;
}
}
#verification_section {
}
#verification_result {
display: grid;
gap: 1rem;
background-color: rgba(var(--text-color), 0.05);
border-radius: 0.5rem;
padding: max(1rem, 2vw);
line-height: 1.7;
.icon {
width: 3rem;
height: 3rem;
}
&[data-status="valid"] {
.icon {
fill: var(--green);
}
}
&[data-status="invalid"] {
.icon {
fill: var(--danger-color);
}
}
}
.info {
font-size: 0.9rem;
color: rgba(var(--text-color), 0.8);
gap: 0.3rem 1rem;
}
.error {
color: var(--danger-color);
}
.hidden {
display: none !important;
}

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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Blockchain KYC</title>
<link rel="stylesheet" href="css/main.min.css">
<link rel="preconnect" href="https://fonts.googleapis.com">
<link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
<link href="https://fonts.googleapis.com/css2?family=Roboto:wght@400;500;700&display=swap" rel="stylesheet">
<script src="https://unpkg.com/uhtml@3.0.1/es.js"></script>
</head>
<body>
<div id="loading">
<sm-spinner></sm-spinner>
<h4>Loading RanchiMall KYC blockchain verification</h4>
</div>
<article>
<header class="flex space-between">
<h1 class="flex align-items-center" style="font-size: 1rem;">
<svg class="icon" style="margin-right:0.3rem" viewBox="0 0 96 108" xml:space="preserve">
<path d="M90.2,102.5c-2.4-8.2-9.9-14.5-27.4-23.1c-7.1-3.5-11.8-6.2-14-8.3c-1.7-1.6-3.5-4-4.2-5.5c-0.7-1.7-0.7-5.5,0-7.5
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c0,0.3-0.5,1.4-1,2.4l-1,1.8l-2.8-1.9c-1.5-1.1-3.4-2.2-4.1-2.6c-1.3-0.7-2.4-0.6-2.4,0.2c0,0.3-1.4,3.4-2,4.4
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c0.9-1.8,1.8-3.5,2-3.6c0.4-0.4,2.6,1.1,5.1,3.4l2.1,1.9l-1.9,2.8C28.2,17.5,24.5,21.2,20.3,23.3z M39.3,17.4
c-1.2,1.7-6.5,5.7-8.6,6.5v0c-1.1,0.4-2.8,0.8-3.9,0.9L24.9,25l2.1-2.6c2.5-3.1,5.1-7,7-10.4c0.7-1.4,1.4-2.5,1.5-2.6
c0.3-0.4,1.7,1.4,3,4.1l1.5,3L39.3,17.4z M44.6,10c-0.7,1.2-1.4,2.1-1.5,2.1c-0.1,0-1.5-1.4-3-3l-2.8-3l0.6-1.5
c1.1-2.6,1.3-2.7,3.4-1c1.9,1.5,4.5,3.8,4.5,4.1C45.8,7.8,45.3,8.9,44.6,10z"></path>
</svg>
RanchiMall
</h1>
<theme-toggle></theme-toggle>
</header>
<section id="verification_section" class="grid gap-1-5">
<div class="grid gap-0-5">
<h1>KYC verification</h1>
<P>
Enter the address you want to verify
</P>
</div>
<sm-form>
<div class="flex gap-0-5 align-items-start">
<sm-input placeholder="Bitcoin/FLO address" id="address_verify" class="flex-1"
error-text="Invalid address" required></sm-input>
<button id="verify" class="button button--primary cta" type="submit">Verify</button>
</div>
</sm-form>
<output id="verification_result"></output>
</section>
</article>
<script src="scripts/floGlobals.js"></script>
<script src="scripts/components.min.js"></script>
<script src="scripts/lib.js"></script>
<script src="scripts/floCrypto.js"></script>
<script src="scripts/floBlockchainAPI.js"></script>
<script src="scripts/btcOperator.js"></script>
<script src="scripts/chainkyc.js"></script>
<script>
const { html, render: renderElem } = uhtml;
function getFormattedTime(timestamp, format) {
try {
if (String(timestamp).length < 13)
timestamp *= 1000
let [day, month, date, year] = new Date(timestamp).toString().split(' '),
minutes = new Date(timestamp).getMinutes(),
hours = new Date(timestamp).getHours(),
currentTime = new Date().toString().split(' ')
minutes = minutes < 10 ? `0${minutes}` : minutes
let finalHours = ``;
if (hours > 12)
finalHours = `${hours - 12}:${minutes}`
else if (hours === 0)
finalHours = `12:${minutes}`
else
finalHours = `${hours}:${minutes}`
finalHours = hours >= 12 ? `${finalHours} PM` : `${finalHours} AM`
switch (format) {
case 'date-only':
return `${month} ${date}, ${year}`;
break;
case 'time-only':
return finalHours;
default:
return `${month} ${date}, ${year} at ${finalHours}`;
}
} catch (e) {
console.error(e);
return timestamp;
}
}
</script>
<script>
router.addRoute('', async state => {
verify()
})
router.addRoute('verify', async state => {
verify(state.params.address)
})
floGlobals.approvedKyc = {};
function getApprovedKycs() {
return new Promise((resolve, reject) => {
const aggregatorTxs = Object.keys(floGlobals.approvedKycAggregators).map(aggregator => {
return floBlockchainAPI.readAllTxs(aggregator);
});
Promise.all(aggregatorTxs).then(aggregatorData => {
aggregatorData = aggregatorData.flat(1)
.filter(tx => tx.vin[0].addr in floGlobals.approvedKycAggregators && tx.floData.startsWith('KYC'))
.sort((a, b) => a.time - b.time);
for (const tx of aggregatorData) {
const { floData, time, vin, vout } = tx;
const [service, operationType, operationData, validity] = floData.split('|');
switch (operationType) {
case 'APPROVE_KYC':
operationData.split(',').forEach(address => {
floGlobals.approvedKyc[address] = {
validFrom: time * 1000,
validTo: validity || Date.now() + 10000000,
verifiedBy: vin[0].addr
};
});
break;
case 'REVOKE_KYC':
operationData.split(',').forEach(address => {
floGlobals.approvedKyc[address].validTo = time * 1000;
floGlobals.approvedKyc[address].revokedBy = vin[0].addr;
});
break;
default:
return;
}
}
resolve();
}).catch(e => {
reject(e);
})
})
}
function verify(address) {
if (address) {
if (getRef('address_verify').value.trim() !== address)
getRef('address_verify').value = address;
} else {
address = getRef('address_verify').value.trim();
}
getRef('verification_result').classList.add('hidden');
if (address === '')
return renderElem(getRef('verification_result'), html``);
if (!floCrypto.validateAddr(address)) {
getRef('address_verify').isValid
return renderElem(getRef('verification_result'), html``);
}
if (floCrypto.validateFloID(address))
address = btcOperator.convert.legacy2bech(address)
if (address === '') return renderElem(getRef('verification_result'), html`Please enter an address`);
getRef('verification_result').classList.remove('hidden');
if (floGlobals.approvedKyc[address]) {
const { validFrom, validTo, verifiedBy } = floGlobals.approvedKyc[address];
if (validFrom <= Date.now() && Date.now() <= validTo) {
const validFromFormatted = getFormattedTime(validFrom, 'date-only');
const validToFormatted = getFormattedTime(validTo, 'date-only');
getRef('verification_result').dataset.status = 'valid';
renderElem(getRef('verification_result'), html`
<div class="grid justify-items-center text-center gap-0-5" style="margin: 2rem">
<svg class='icon' xmlns="http://www.w3.org/2000/svg" enable-background="new 0 0 24 24" height="24px" viewBox="0 0 24 24" width="24px" fill="#000000"><g><rect fill="none" height="24" width="24"/></g><g><path d="M23,12l-2.44-2.79l0.34-3.69l-3.61-0.82L15.4,1.5L12,2.96L8.6,1.5L6.71,4.69L3.1,5.5L3.44,9.2L1,12l2.44,2.79l-0.34,3.7 l3.61,0.82L8.6,22.5l3.4-1.47l3.4,1.46l1.89-3.19l3.61-0.82l-0.34-3.69L23,12z M10.09,16.72l-3.8-3.81l1.48-1.48l2.32,2.33 l5.85-5.87l1.48,1.48L10.09,16.72z"/></g></svg>
<h4>Verified KYC</h4>
</div>
<div class="info flex align-center gap-0-5 flex-wrap">
<span>Verified on</span>
<span>${validFromFormatted}</span>
</div>
<div class="info flex align-center gap-0-5 flex-wrap">
<span>Verified By</span>
<sm-copy value=${verifiedBy} clip-text></sm-copy>
</div>
`);
} else {
renderElem(getRef('verification_result'), html`
<div class="grid justify-items-center text-center gap-0-5" style="margin: 2rem">
<svg class="icon" xmlns="http://www.w3.org/2000/svg" enable-background="new 0 0 24 24" height="24px" viewBox="0 0 24 24" width="24px" fill="#000000"><g><path d="M0,0h24v24H0V0z" fill="none"/></g><g><path d="M12,2L4,5v6.09c0,5.05,3.41,9.76,8,10.91c4.59-1.15,8-5.86,8-10.91V5L12,2z M15.5,14.09l-1.41,1.41L12,13.42L9.91,15.5 L8.5,14.09L10.59,12L8.5,9.91L9.91,8.5L12,10.59l2.09-2.09l1.41,1.41L13.42,12L15.5,14.09z"/></g></svg>
<h4>KYC verification expired</h4>
</div>
`);
getRef('verification_result').dataset.status = 'invalid';
}
} else {
renderElem(getRef('verification_result'), html`
<div class="grid justify-items-center text-center gap-0-5" style="margin: 2rem">
<svg class="icon" xmlns="http://www.w3.org/2000/svg" height="24px" viewBox="0 0 24 24" width="24px" fill="#000000"><path d="M0 0h24v24H0z" fill="none"/><path d="M12 2C6.47 2 2 6.47 2 12s4.47 10 10 10 10-4.47 10-10S17.53 2 12 2zm5 13.59L15.59 17 12 13.41 8.41 17 7 15.59 10.59 12 7 8.41 8.41 7 12 10.59 15.59 7 17 8.41 13.41 12 17 15.59z"/></svg>
<h4>KYC not found</h4>
</div>
`);
getRef('verification_result').dataset.status = 'invalid';
}
}
getRef('address_verify').addEventListener('input', e => {
if (e.target.isValid) {
} else {
location.hash = `/verify?address=${e.target.value.trim()}`
}
})
window.onload = async () => {
try {
getRef('address_verify').customValidation = floCrypto.validateAddr
await getApprovedAggregators();
await getApprovedKycs();
router.routeTo(window.location.hash)
getRef('verify').addEventListener('click', e => {
location.hash = `/verify?address=${getRef('address_verify').value.trim()}`
});
} catch (error) {
console.error(error);
}
}
</script>
</body>
</html>

297
manage.html Normal file
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Manage</title>
<link rel="preconnect" href="https://fonts.googleapis.com">
<link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
<link href="https://fonts.googleapis.com/css2?family=Roboto:wght@400;500;700&display=swap" rel="stylesheet">
<link rel="stylesheet" href="css/main.min.css">
<script src="https://unpkg.com/uhtml@3.0.1/es.js"></script>
</head>
<body>
<sm-notifications id="notification_drawer"></sm-notifications>
<div id="loading">
<sm-spinner></sm-spinner>
<h4>Loading</h4>
</div>
<article>
<header class="flex space-between">
<h1 class="flex align-items-center" style="font-size: 1rem;">
<svg class="icon" style="margin-right:0.3rem" viewBox="0 0 96 108" xml:space="preserve">
<path d="M90.2,102.5c-2.4-8.2-9.9-14.5-27.4-23.1c-7.1-3.5-11.8-6.2-14-8.3c-1.7-1.6-3.5-4-4.2-5.5c-0.7-1.7-0.7-5.5,0-7.5
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c0.9-1.8,1.8-3.5,2-3.6c0.4-0.4,2.6,1.1,5.1,3.4l2.1,1.9l-1.9,2.8C28.2,17.5,24.5,21.2,20.3,23.3z M39.3,17.4
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c0.3-0.4,1.7,1.4,3,4.1l1.5,3L39.3,17.4z M44.6,10c-0.7,1.2-1.4,2.1-1.5,2.1c-0.1,0-1.5-1.4-3-3l-2.8-3l0.6-1.5
c1.1-2.6,1.3-2.7,3.4-1c1.9,1.5,4.5,3.8,4.5,4.1C45.8,7.8,45.3,8.9,44.6,10z"></path>
</svg>
RanchiMall
</h1>
<theme-toggle></theme-toggle>
</header>
<section id="kyc_section" class="grid gap-1-5">
<div class="flex align-center space-between gap-1">
<h2>
KYC Management
</h2>
<sm-chips id="kyc_type">
<sm-chip value="approve" selected>Approve</sm-chip>
<sm-chip value="revoke">Revoke</sm-chip>
</sm-chips>
</div>
<sm-form>
<div class="grid gap-0-5">
<h4>Aggregator credentials</h4>
<sm-input id="aggregator_address" placeholder="FLO/BTC address" error-text="Invalid address"
required animate></sm-input>
<p id="aggregator_balance" class="hidden margin-bottom-0-5"></p>
<sm-input id="aggregator_private_key" placeholder="Private key" error-text="Invalid private key"
type="password" required animate></sm-input>
</div>
<div class="grid gap-0-5">
<h4 id="address_manage_title">KYCs to be approved</h4>
<p class="margin-bottom-1">
Enter the addresses of the KYCs you want to approve or revoke. You can add multiple addresses by
clicking the "Add address" button.
</p>
<ul id="kyc_addresses_container" class="grid gap-0-3"></ul>
<button id="add_address" class="button margin-right-auto" onclick="addAddressInput()">Add
address</button>
</div>
<div class="multi-state-button">
<button id="submit_kyc" class="button button--primary" onclick="submitAddresses()"
type="submit">Approve</button>
</div>
</sm-form>
</section>
</article>
<template id="key_address_template">
<li class="address-input flex align-center gap-0-5">
<sm-input class="kyc-address" placeholder="FLO/BTC address" error-text="Invalid address" required
animate></sm-input>
<button class="remove-address button--small" onclick="removeAddressInput(this)">
<svg class="icon margin-right-0-3" xmlns="http://www.w3.org/2000/svg" height="24px" viewBox="0 0 24 24"
width="24px" fill="#000000">
<path d="M0 0h24v24H0V0z" fill="none"></path>
<path
d="M7 11v2h10v-2H7zm5-9C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm0 18c-4.41 0-8-3.59-8-8s3.59-8 8-8 8 3.59 8 8-3.59 8-8 8z">
</path>
</svg>
Remove
</button>
</li>
</template>
<script src="scripts/floGlobals.js"></script>
<script src="scripts/components.min.js"></script>
<script src="scripts/lib.js"></script>
<script src="scripts/floCrypto.js"></script>
<script src="scripts/floBlockchainAPI.js"></script>
<script src="scripts/btcOperator.js"></script>
<script src="scripts/chainkyc.js"></script>
<script>
const { html, render: renderElem } = uhtml;
//Function for displaying toast notifications. pass in error for mode param if you want to show an error.
function notify(message, mode, options = {}) {
let icon
switch (mode) {
case 'success':
icon = `<svg class="icon icon--success" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" width="24" height="24"><path fill="none" d="M0 0h24v24H0z"/><path d="M10 15.172l9.192-9.193 1.415 1.414L10 18l-6.364-6.364 1.414-1.414z"/></svg>`
break;
case 'error':
icon = `<svg class="icon icon--error" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" width="24" height="24"><path fill="none" d="M0 0h24v24H0z"/><path d="M12 22C6.477 22 2 17.523 2 12S6.477 2 12 2s10 4.477 10 10-4.477 10-10 10zm-1-7v2h2v-2h-2zm0-8v6h2V7h-2z"/></svg>`
options.pinned = true
break;
}
if (mode === 'error') {
console.error(message)
}
return getRef("notification_drawer").push(message, { icon, ...options });
}
function buttonLoader(id, show) {
const button = typeof id === 'string' ? getRef(id) : id;
button.disabled = show;
const animOptions = {
duration: 200,
fill: 'forwards',
easing: 'ease'
}
if (show) {
button.animate([
{
clipPath: 'circle(100%)',
},
{
clipPath: 'circle(0)',
},
], animOptions).onfinish = e => {
e.target.commitStyles()
e.target.cancel()
}
button.parentNode.append(document.createElement('sm-spinner'))
} else {
button.style = ''
const potentialTarget = button.parentNode.querySelector('sm-spinner')
if (potentialTarget) potentialTarget.remove();
}
}
</script>
<script>
router.addRoute('', state => {
console.log(state)
})
getRef('kyc_type').addEventListener('change', e => {
if (e.target.value === 'approve') {
getRef('address_manage_title').textContent = 'KYCs to be approved'
getRef('submit_kyc').textContent = 'Approve'
} else {
getRef('address_manage_title').textContent = 'KYCs to be revoked'
getRef('submit_kyc').textContent = 'Revoke'
}
})
getRef('aggregator_address').addEventListener('input', e => {
checkBalance(floCrypto.toFloID(e.target.value.trim()))
})
function checkBalance(address) {
if (!address)
address = floCrypto.toFloID(getRef('aggregator_address').value.trim())
if (getRef('aggregator_address').isValid) {
floBlockchainAPI.getBalance(address).then(balance => {
if (balance < 0.01) {
renderElem(getRef('aggregator_balance'), html`Balance: ${balance}FLO. You don't have enough FLO.`);
getRef('aggregator_balance').classList.add('error')
} else {
renderElem(getRef('aggregator_balance'), html`Balance: ${balance} FLO`);
getRef('aggregator_balance').classList.remove('error')
}
getRef('aggregator_balance').classList.remove('hidden')
}).catch(err => {
console.error(err)
notify('Error fetching balance', 'error')
getRef('aggregator_balance').classList.add('hidden')
})
} else {
getRef('aggregator_balance').classList.add('hidden')
}
}
function addAddressInput() {
const addressInput = getRef('key_address_template').content.cloneNode(true)
if (!getRef('kyc_addresses_container').firstElementChild) {
addressInput.querySelector('.remove-address').remove()
}
getRef('kyc_addresses_container').appendChild(addressInput)
}
function removeAddressInput(button) {
button.closest('.address-input').remove()
}
const addressInputObserver = new MutationObserver(mutations => {
mutations.forEach(mutation => {
if (mutation.type === 'childList') {
if (mutation.addedNodes.length > 0) {
mutation.target.lastElementChild.querySelector('sm-input').customValidation = floCrypto.validateAddr
if (mutation.target.children.length > 1) {
const removeButton = mutation.target.firstElementChild.querySelector('.remove-address')
if (!removeButton) {
const newRemoveButton = html.node`
<button class="remove-address button--small" onclick="removeAddressInput(this)">
<svg class="icon margin-right-0-3" xmlns="http://www.w3.org/2000/svg" height="24px" viewBox="0 0 24 24" width="24px" fill="#000000"> <path d="M0 0h24v24H0V0z" fill="none"></path> <path d="M7 11v2h10v-2H7zm5-9C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm0 18c-4.41 0-8-3.59-8-8s3.59-8 8-8 8 3.59 8 8-3.59 8-8 8z"></path> </svg>
Remove
</button>
`
mutation.target.firstElementChild.appendChild(newRemoveButton)
}
}
} else if (mutation.removedNodes.length > 0 && mutation.target.children.length === 1) {
const removeButton = mutation.target.firstElementChild.querySelector('.remove-address')
if (removeButton) {
removeButton.remove()
}
}
}
})
})
addressInputObserver.observe(getRef('kyc_addresses_container'), {
childList: true
})
function processAddresses() {
const addressInputs = document.querySelectorAll('.kyc-address')
const addresses = new Set()
addressInputs.forEach(input => {
const address = input.value.trim()
if (address !== '') {
let equivalentBtcAddress = address
if (floCrypto.validateFloID(address))
equivalentBtcAddress = btcOperator.convert.legacy2bech(address)
addresses.add(equivalentBtcAddress)
}
})
return [...addresses]
}
function submitAddresses() {
const aggregatorAddress = getRef('aggregator_address').value.trim()
const aggregatorPrivateKey = getRef('aggregator_private_key').value.trim()
if (!floGlobals.approvedKycAggregators.hasOwnProperty(aggregatorAddress)) {
notify('KYC aggregator address is not approved', 'error')
return
}
const addresses = processAddresses()
if (addresses.length === 0) {
notify('No addresses to process', 'error')
return
}
const kycType = getRef('kyc_type').value
const floData = `KYC|${kycType === 'approve' ? 'APPROVE_KYC' : 'REVOKE_KYC'}|${addresses.join(',')}`
if (floData.length > 1040) {
notify('Too many addresses. Try removing one and resubmitting.', 'error')
return
}
console.log(floData)
buttonLoader(getRef('submit_kyc'), true)
floBlockchainAPI.writeData(aggregatorAddress, floData, aggregatorPrivateKey, aggregatorAddress).then(txId => {
notify(`${kycType === 'approve' ? 'Approval' : 'Revoke'} request submitted. TXID: ${txId}`, 'success')
getRef('kyc_addresses_container').innerHTML = '';
addAddressInput()
}).catch(e => {
notify(e, 'error')
}).finally(() => {
buttonLoader(getRef('submit_kyc'), false)
setTimeout(() => {
checkBalance()
}, 1000)
})
}
window.onload = async () => {
try {
await getApprovedAggregators()
router.routeTo(window.location.hash)
getRef('aggregator_address').customValidation = floCrypto.validateAddr
getRef('aggregator_private_key').customValidation = floCrypto.getPubKeyHex
addAddressInput()
} catch (e) {
notify(e, 'error')
}
}
</script>
</body>
</html>

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scripts/btcOperator.js Normal file
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(function (EXPORTS) { //btcOperator v1.1.2a
/* BTC Crypto and API Operator */
const btcOperator = EXPORTS;
//This library uses API provided by chain.so (https://chain.so/)
const URL = "https://blockchain.info/";
const fetch_api = btcOperator.fetch = function (api, json_res = true) {
return new Promise((resolve, reject) => {
console.debug(URL + api);
fetch(URL + api).then(response => {
if (response.ok) {
(json_res ? response.json() : response.text())
.then(result => resolve(result))
.catch(error => reject(error))
} else {
response.json()
.then(result => reject(result))
.catch(error => reject(error))
}
}).catch(error => reject(error))
})
};
const SATOSHI_IN_BTC = 1e8;
const util = btcOperator.util = {};
util.Sat_to_BTC = value => parseFloat((value / SATOSHI_IN_BTC).toFixed(8));
util.BTC_to_Sat = value => parseInt(value * SATOSHI_IN_BTC);
function get_fee_rate() {
return new Promise((resolve, reject) => {
fetch('https://api.blockchain.info/mempool/fees').then(response => {
if (response.ok)
response.json()
.then(result => resolve(util.Sat_to_BTC(result.regular)))
.catch(error => reject(error));
else
reject(response);
}).catch(error => reject(error))
})
}
const broadcastTx = btcOperator.broadcastTx = rawTxHex => new Promise((resolve, reject) => {
let url = 'https://coinb.in/api/?uid=1&key=12345678901234567890123456789012&setmodule=bitcoin&request=sendrawtransaction';
fetch(url, {
method: 'POST',
headers: {
'Content-Type': 'application/x-www-form-urlencoded'
},
body: "rawtx=" + rawTxHex
}).then(response => {
response.text().then(resultText => {
let r = resultText.match(/<result>.*<\/result>/);
if (!r)
reject(resultText);
else {
r = r.pop().replace('<result>', '').replace('</result>', '');
if (r == '1') {
let txid = resultText.match(/<txid>.*<\/txid>/).pop().replace('<txid>', '').replace('</txid>', '');
resolve(txid);
} else if (r == '0') {
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))
});
Object.defineProperties(btcOperator, {
newKeys: {
get: () => {
let r = coinjs.newKeys();
r.segwitAddress = coinjs.segwitAddress(r.pubkey).address;
r.bech32Address = coinjs.bech32Address(r.pubkey).address;
return r;
}
},
pubkey: {
value: key => key.length >= 66 ? key : (key.length == 64 ? coinjs.newPubkey(key) : coinjs.wif2pubkey(key).pubkey)
},
address: {
value: (key, prefix = undefined) => coinjs.pubkey2address(btcOperator.pubkey(key), prefix)
},
segwitAddress: {
value: key => coinjs.segwitAddress(btcOperator.pubkey(key)).address
},
bech32Address: {
value: key => coinjs.bech32Address(btcOperator.pubkey(key)).address
}
});
coinjs.compressed = true;
const verifyKey = btcOperator.verifyKey = function (addr, key) {
if (!addr || !key)
return undefined;
switch (coinjs.addressDecode(addr).type) {
case "standard":
return btcOperator.address(key) === addr;
case "multisig":
return btcOperator.segwitAddress(key) === addr;
case "bech32":
return btcOperator.bech32Address(key) === addr;
default:
return null;
}
}
const validateAddress = btcOperator.validateAddress = function (addr) {
if (!addr)
return undefined;
let type = coinjs.addressDecode(addr).type;
if (["standard", "multisig", "bech32", "multisigBech32"].includes(type))
return type;
else
return false;
}
btcOperator.multiSigAddress = function (pubKeys, minRequired, bech32 = true) {
if (!Array.isArray(pubKeys))
throw "pubKeys must be an array of public keys";
else if (pubKeys.length < minRequired)
throw "minimum required should be less than the number of pubKeys";
if (bech32)
return coinjs.pubkeys2MultisigAddressBech32(pubKeys, minRequired);
else
return coinjs.pubkeys2MultisigAddress(pubKeys, minRequired);
}
btcOperator.decodeRedeemScript = function (redeemScript, bech32 = true) {
let script = coinjs.script();
let decoded = (bech32) ?
script.decodeRedeemScriptBech32(redeemScript) :
script.decodeRedeemScript(redeemScript);
if (!decoded)
return null;
return {
address: decoded.address,
pubKeys: decoded.pubkeys,
redeemScript: decoded.redeemscript,
required: decoded.signaturesRequired
}
}
//convert from one blockchain to another blockchain (target version)
btcOperator.convert = {};
btcOperator.convert.wif = function (source_wif, target_version = coinjs.priv) {
let keyHex = util.decodeLegacy(source_wif).hex;
if (!keyHex || keyHex.length < 66 || !/01$/.test(keyHex))
return null;
else
return util.encodeLegacy(keyHex, target_version);
}
btcOperator.convert.legacy2legacy = function (source_addr, target_version = coinjs.pub) {
let rawHex = util.decodeLegacy(source_addr).hex;
if (!rawHex)
return null;
else
return util.encodeLegacy(rawHex, target_version);
}
btcOperator.convert.legacy2bech = function (source_addr, target_version = coinjs.bech32.version, target_hrp = coinjs.bech32.hrp) {
let rawHex = util.decodeLegacy(source_addr).hex;
if (!rawHex)
return null;
else
return util.encodeBech32(rawHex, target_version, target_hrp);
}
btcOperator.convert.bech2bech = function (source_addr, target_version = coinjs.bech32.version, target_hrp = coinjs.bech32.hrp) {
let rawHex = util.decodeBech32(source_addr).hex;
if (!rawHex)
return null;
else
return util.encodeBech32(rawHex, target_version, target_hrp);
}
btcOperator.convert.bech2legacy = function (source_addr, target_version = coinjs.pub) {
let rawHex = util.decodeBech32(source_addr).hex;
if (!rawHex)
return null;
else
return util.encodeLegacy(rawHex, target_version);
}
btcOperator.convert.multisig2multisig = function (source_addr, target_version = coinjs.multisig) {
let rawHex = util.decodeLegacy(source_addr).hex;
if (!rawHex)
return null;
else
return util.encodeLegacy(rawHex, target_version);
}
btcOperator.convert.bech2multisig = function (source_addr, target_version = coinjs.multisig) {
let rawHex = util.decodeBech32(source_addr).hex;
if (!rawHex)
return null;
else {
rawHex = Crypto.util.bytesToHex(ripemd160(Crypto.util.hexToBytes(rawHex), { asBytes: true }));
return util.encodeLegacy(rawHex, target_version);
}
}
util.decodeLegacy = function (source) {
var decode = coinjs.base58decode(source);
var raw = decode.slice(0, decode.length - 4),
checksum = decode.slice(decode.length - 4);
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();
return {
version: version,
hex: Crypto.util.bytesToHex(raw)
}
}
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");
}
tx.outs = tx.outs.filter(o => o.value != 0); //remove all output with value 0
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);
}
*/
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 => console.debug("Signing key:", 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))
});
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))
})
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))
});
btcOperator.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 = {});

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// Use instead of document.getElementById
const domRefs = {};
function getRef(elementId) {
if (!domRefs.hasOwnProperty(elementId)) {
domRefs[elementId] = {
count: 1,
ref: null,
};
return document.getElementById(elementId);
} else {
if (domRefs[elementId].count < 3) {
domRefs[elementId].count = domRefs[elementId].count + 1;
return document.getElementById(elementId);
} else {
if (!domRefs[elementId].ref)
domRefs[elementId].ref = document.getElementById(elementId);
return domRefs[elementId].ref;
}
}
}
class Router {
constructor(options = {}) {
const { routes = {}, state = {}, routingStart, routingEnd } = options
this.routes = routes
this.state = state
this.routingStart = routingStart
this.routingEnd = routingEnd
window.addEventListener('hashchange', e => this.routeTo(window.location.hash))
}
addRoute(route, callback) {
this.routes[route] = callback
}
async routeTo(path) {
let page
let wildcards = []
let queryString
let params
[path, queryString] = path.split('?');
if (path.includes('#'))
path = path.split('#')[1];
if (path.includes('/'))
[, page, ...wildcards] = path.split('/')
else
page = path
this.state = { page, wildcards }
if (queryString) {
params = new URLSearchParams(queryString)
this.state.params = Object.fromEntries(params)
}
if (this.routingStart) {
this.routingStart(this.state)
}
if (this.routes[page]) {
await this.routes[page](this.state)
this.state.lastPage = page
} else {
this.routes['404'](this.state)
}
if (this.routingEnd) {
this.routingEnd(this.state)
}
}
}
const router = new Router({
routingStart(state) {
loading()
if ("scrollRestoration" in history) {
history.scrollRestoration = "manual";
}
window.scrollTo(0, 0);
},
routingEnd() {
loading(false)
}
})
function loading(show = true) {
if (show) {
getRef('loading').classList.remove('hidden')
} else {
getRef('loading').classList.add('hidden')
}
}
floGlobals.approvedKycAggregators = {};
function getApprovedAggregators() {
return new Promise((resolve, reject) => {
floBlockchainAPI.readAllTxs(floGlobals.masterAddress).then(txs => {
txs.filter(tx => tx.vin[0].addr === floGlobals.masterAddress && tx.floData.startsWith('KYC'))
.reverse()
.forEach(tx => {
const { floData, time } = tx;
const [service, operationType, operationData, validity] = floData.split('|');
switch (operationType) {
case 'APPROVE_AGGREGATOR':
operationData.split(',').forEach(aggregator => {
floGlobals.approvedKycAggregators[aggregator] = {
validFrom: time * 1000,
validTo: validity || Date.now() + 10000000
};
});
break;
case 'REVOKE_AGGREGATOR':
operationData.split(',').forEach(aggregator => {
floGlobals.approvedKycAggregators[aggregator].validTo = time * 1000;
});
break;
default:
break;
}
});
resolve();
}).catch(e => {
console.error(e);
reject(e);
})
})
}

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(function (EXPORTS) { //floBlockchainAPI v2.4.3
/* FLO Blockchain Operator to send/receive data from blockchain using API calls*/
'use strict';
const floBlockchainAPI = EXPORTS;
const DEFAULT = {
blockchain: floGlobals.blockchain,
apiURL: {
FLO: ['https://flosight.duckdns.org/', 'https://flosight.ranchimall.net/'],
FLO_TEST: ['https://testnet-flosight.duckdns.org', 'https://testnet.flocha.in/']
},
sendAmt: 0.001,
fee: 0.0005,
minChangeAmt: 0.0005,
receiverID: floGlobals.adminID
};
const SATOSHI_IN_BTC = 1e8;
const util = floBlockchainAPI.util = {};
util.Sat_to_FLO = value => parseFloat((value / SATOSHI_IN_BTC).toFixed(8));
util.FLO_to_Sat = value => parseInt(value * SATOSHI_IN_BTC);
Object.defineProperties(floBlockchainAPI, {
sendAmt: {
get: () => DEFAULT.sendAmt,
set: amt => !isNaN(amt) ? DEFAULT.sendAmt = amt : null
},
fee: {
get: () => DEFAULT.fee,
set: fee => !isNaN(fee) ? DEFAULT.fee = fee : null
},
defaultReceiver: {
get: () => DEFAULT.receiverID,
set: floID => DEFAULT.receiverID = floID
},
blockchain: {
get: () => DEFAULT.blockchain
}
});
if (floGlobals.sendAmt) floBlockchainAPI.sendAmt = floGlobals.sendAmt;
if (floGlobals.fee) floBlockchainAPI.fee = floGlobals.fee;
Object.defineProperties(floGlobals, {
sendAmt: {
get: () => DEFAULT.sendAmt,
set: amt => !isNaN(amt) ? DEFAULT.sendAmt = amt : null
},
fee: {
get: () => DEFAULT.fee,
set: fee => !isNaN(fee) ? DEFAULT.fee = fee : null
}
});
const allServerList = new Set(floGlobals.apiURL && floGlobals.apiURL[DEFAULT.blockchain] ? floGlobals.apiURL[DEFAULT.blockchain] : DEFAULT.apiURL[DEFAULT.blockchain]);
var serverList = Array.from(allServerList);
var curPos = floCrypto.randInt(0, serverList.length - 1);
function fetch_retry(apicall, rm_flosight) {
return new Promise((resolve, reject) => {
let i = serverList.indexOf(rm_flosight)
if (i != -1) serverList.splice(i, 1);
curPos = floCrypto.randInt(0, serverList.length - 1);
fetch_api(apicall, false)
.then(result => resolve(result))
.catch(error => reject(error));
})
}
function fetch_api(apicall, ic = true) {
return new Promise((resolve, reject) => {
if (serverList.length === 0) {
if (ic) {
serverList = Array.from(allServerList);
curPos = floCrypto.randInt(0, serverList.length - 1);
fetch_api(apicall, false)
.then(result => resolve(result))
.catch(error => reject(error));
} else
reject("No floSight server working");
} else {
let flosight = serverList[curPos];
fetch(flosight + apicall).then(response => {
if (response.ok)
response.json().then(data => resolve(data));
else {
fetch_retry(apicall, flosight)
.then(result => resolve(result))
.catch(error => reject(error));
}
}).catch(error => {
fetch_retry(apicall, flosight)
.then(result => resolve(result))
.catch(error => reject(error));
})
}
})
}
Object.defineProperties(floBlockchainAPI, {
serverList: {
get: () => Array.from(serverList)
},
current_server: {
get: () => serverList[curPos]
}
});
//Promised function to get data from API
const promisedAPI = floBlockchainAPI.promisedAPI = floBlockchainAPI.fetch = function (apicall) {
return new Promise((resolve, reject) => {
//console.log(apicall);
fetch_api(apicall)
.then(result => resolve(result))
.catch(error => reject(error));
});
}
//Get balance for the given Address
const getBalance = floBlockchainAPI.getBalance = function (addr) {
return new Promise((resolve, reject) => {
promisedAPI(`api/addr/${addr}/balance`)
.then(balance => resolve(parseFloat(balance)))
.catch(error => reject(error));
});
}
//create a transaction with single sender
const createTx = function (senderAddr, receiverAddr, sendAmt, floData = '', strict_utxo = true) {
return new Promise((resolve, reject) => {
if (!floCrypto.validateASCII(floData))
return reject("Invalid FLO_Data: only printable ASCII characters are allowed");
else if (!floCrypto.validateFloID(senderAddr, true))
return reject(`Invalid address : ${senderAddr}`);
else if (!floCrypto.validateFloID(receiverAddr))
return reject(`Invalid address : ${receiverAddr}`);
else if (typeof sendAmt !== 'number' || sendAmt <= 0)
return reject(`Invalid sendAmt : ${sendAmt}`);
getBalance(senderAddr).then(balance => {
var fee = DEFAULT.fee;
if (balance < sendAmt + fee)
return reject("Insufficient FLO balance!");
//get unconfirmed tx list
promisedAPI(`api/addr/${senderAddr}`).then(result => {
readTxs(senderAddr, 0, result.unconfirmedTxApperances).then(result => {
let unconfirmedSpent = {};
for (let tx of result.items)
if (tx.confirmations == 0)
for (let vin of tx.vin)
if (vin.addr === senderAddr) {
if (Array.isArray(unconfirmedSpent[vin.txid]))
unconfirmedSpent[vin.txid].push(vin.vout);
else
unconfirmedSpent[vin.txid] = [vin.vout];
}
//get utxos list
promisedAPI(`api/addr/${senderAddr}/utxo`).then(utxos => {
//form/construct the transaction data
var trx = bitjs.transaction();
var utxoAmt = 0.0;
for (var i = utxos.length - 1;
(i >= 0) && (utxoAmt < sendAmt + fee); i--) {
//use only utxos with confirmations (strict_utxo mode)
if (utxos[i].confirmations || !strict_utxo) {
if (utxos[i].txid in unconfirmedSpent && unconfirmedSpent[utxos[i].txid].includes(utxos[i].vout))
continue; //A transaction has already used the utxo, but is unconfirmed.
trx.addinput(utxos[i].txid, utxos[i].vout, utxos[i].scriptPubKey);
utxoAmt += utxos[i].amount;
};
}
if (utxoAmt < sendAmt + fee)
reject("Insufficient FLO: Some UTXOs are unconfirmed");
else {
trx.addoutput(receiverAddr, sendAmt);
var change = utxoAmt - sendAmt - fee;
if (change > DEFAULT.minChangeAmt)
trx.addoutput(senderAddr, change);
trx.addflodata(floData.replace(/\n/g, ' '));
resolve(trx);
}
}).catch(error => reject(error))
}).catch(error => reject(error))
}).catch(error => reject(error))
}).catch(error => reject(error))
})
}
floBlockchainAPI.createTx = function (senderAddr, receiverAddr, sendAmt, floData = '', strict_utxo = true) {
return new Promise((resolve, reject) => {
createTx(senderAddr, receiverAddr, sendAmt, floData, strict_utxo)
.then(trx => resolve(trx.serialize()))
.catch(error => reject(error))
})
}
//Send Tx to blockchain
const sendTx = floBlockchainAPI.sendTx = function (senderAddr, receiverAddr, sendAmt, privKey, floData = '', strict_utxo = true) {
return new Promise((resolve, reject) => {
if (!floCrypto.validateFloID(senderAddr, true))
return reject(`Invalid address : ${senderAddr}`);
else if (privKey.length < 1 || !floCrypto.verifyPrivKey(privKey, senderAddr))
return reject("Invalid Private key!");
createTx(senderAddr, receiverAddr, sendAmt, floData, strict_utxo).then(trx => {
var signedTxHash = trx.sign(privKey, 1);
broadcastTx(signedTxHash)
.then(txid => resolve(txid))
.catch(error => reject(error))
}).catch(error => reject(error))
});
}
//Write Data into blockchain
floBlockchainAPI.writeData = function (senderAddr, data, privKey, receiverAddr = DEFAULT.receiverID, options = {}) {
let strict_utxo = options.strict_utxo === false ? false : true,
sendAmt = isNaN(options.sendAmt) ? DEFAULT.sendAmt : options.sendAmt;
return new Promise((resolve, reject) => {
if (typeof data != "string")
data = JSON.stringify(data);
sendTx(senderAddr, receiverAddr, sendAmt, privKey, data, strict_utxo)
.then(txid => resolve(txid))
.catch(error => reject(error));
});
}
//merge all UTXOs of a given floID into a single UTXO
floBlockchainAPI.mergeUTXOs = function (floID, privKey, floData = '') {
return new Promise((resolve, reject) => {
if (!floCrypto.validateFloID(floID, true))
return reject(`Invalid floID`);
if (!floCrypto.verifyPrivKey(privKey, floID))
return reject("Invalid Private Key");
if (!floCrypto.validateASCII(floData))
return reject("Invalid FLO_Data: only printable ASCII characters are allowed");
var trx = bitjs.transaction();
var utxoAmt = 0.0;
var fee = DEFAULT.fee;
promisedAPI(`api/addr/${floID}/utxo`).then(utxos => {
for (var i = utxos.length - 1; i >= 0; i--)
if (utxos[i].confirmations) {
trx.addinput(utxos[i].txid, utxos[i].vout, utxos[i].scriptPubKey);
utxoAmt += utxos[i].amount;
}
trx.addoutput(floID, utxoAmt - fee);
trx.addflodata(floData.replace(/\n/g, ' '));
var signedTxHash = trx.sign(privKey, 1);
broadcastTx(signedTxHash)
.then(txid => resolve(txid))
.catch(error => reject(error))
}).catch(error => reject(error))
})
}
/**Write data into blockchain from (and/or) to multiple floID
* @param {Array} senderPrivKeys List of sender private-keys
* @param {string} data FLO data of the txn
* @param {Array} receivers List of receivers
* @param {boolean} preserveRatio (optional) preserve ratio or equal contribution
* @return {Promise}
*/
floBlockchainAPI.writeDataMultiple = function (senderPrivKeys, data, receivers = [DEFAULT.receiverID], preserveRatio = true) {
return new Promise((resolve, reject) => {
if (!Array.isArray(senderPrivKeys))
return reject("Invalid senderPrivKeys: SenderPrivKeys must be Array");
if (!preserveRatio) {
let tmp = {};
let amount = (DEFAULT.sendAmt * receivers.length) / senderPrivKeys.length;
senderPrivKeys.forEach(key => tmp[key] = amount);
senderPrivKeys = tmp;
}
if (!Array.isArray(receivers))
return reject("Invalid receivers: Receivers must be Array");
else {
let tmp = {};
let amount = DEFAULT.sendAmt;
receivers.forEach(floID => tmp[floID] = amount);
receivers = tmp
}
if (typeof data != "string")
data = JSON.stringify(data);
sendTxMultiple(senderPrivKeys, receivers, data)
.then(txid => resolve(txid))
.catch(error => reject(error))
})
}
/**Send Tx from (and/or) to multiple floID
* @param {Array or Object} senderPrivKeys List of sender private-key (optional: with coins to be sent)
* @param {Object} receivers List of receivers with respective amount to be sent
* @param {string} floData FLO data of the txn
* @return {Promise}
*/
const sendTxMultiple = floBlockchainAPI.sendTxMultiple = function (senderPrivKeys, receivers, floData = '') {
return new Promise((resolve, reject) => {
if (!floCrypto.validateASCII(floData))
return reject("Invalid FLO_Data: only printable ASCII characters are allowed");
let senders = {},
preserveRatio;
//check for argument validations
try {
let invalids = {
InvalidSenderPrivKeys: [],
InvalidSenderAmountFor: [],
InvalidReceiverIDs: [],
InvalidReceiveAmountFor: []
}
let inputVal = 0,
outputVal = 0;
//Validate sender privatekeys (and send amount if passed)
//conversion when only privateKeys are passed (preserveRatio mode)
if (Array.isArray(senderPrivKeys)) {
senderPrivKeys.forEach(key => {
try {
if (!key)
invalids.InvalidSenderPrivKeys.push(key);
else {
let floID = floCrypto.getFloID(key);
senders[floID] = {
wif: key
}
}
} catch (error) {
invalids.InvalidSenderPrivKeys.push(key)
}
})
preserveRatio = true;
}
//conversion when privatekeys are passed with send amount
else {
for (let key in senderPrivKeys) {
try {
if (!key)
invalids.InvalidSenderPrivKeys.push(key);
else {
if (typeof senderPrivKeys[key] !== 'number' || senderPrivKeys[key] <= 0)
invalids.InvalidSenderAmountFor.push(key);
else
inputVal += senderPrivKeys[key];
let floID = floCrypto.getFloID(key);
senders[floID] = {
wif: key,
coins: senderPrivKeys[key]
}
}
} catch (error) {
invalids.InvalidSenderPrivKeys.push(key)
}
}
preserveRatio = false;
}
//Validate the receiver IDs and receive amount
for (let floID in receivers) {
if (!floCrypto.validateFloID(floID))
invalids.InvalidReceiverIDs.push(floID);
if (typeof receivers[floID] !== 'number' || receivers[floID] <= 0)
invalids.InvalidReceiveAmountFor.push(floID);
else
outputVal += receivers[floID];
}
//Reject if any invalids are found
for (let i in invalids)
if (!invalids[i].length)
delete invalids[i];
if (Object.keys(invalids).length)
return reject(invalids);
//Reject if given inputVal and outputVal are not equal
if (!preserveRatio && inputVal != outputVal)
return reject(`Input Amount (${inputVal}) not equal to Output Amount (${outputVal})`);
} catch (error) {
return reject(error)
}
//Get balance of senders
let promises = [];
for (let floID in senders)
promises.push(getBalance(floID));
Promise.all(promises).then(results => {
let totalBalance = 0,
totalFee = DEFAULT.fee,
balance = {};
//Divide fee among sender if not for preserveRatio
if (!preserveRatio)
var dividedFee = totalFee / Object.keys(senders).length;
//Check if balance of each sender is sufficient enough
let insufficient = [];
for (let floID in senders) {
balance[floID] = parseFloat(results.shift());
if (isNaN(balance[floID]) || (preserveRatio && balance[floID] <= totalFee) ||
(!preserveRatio && balance[floID] < senders[floID].coins + dividedFee))
insufficient.push(floID);
totalBalance += balance[floID];
}
if (insufficient.length)
return reject({
InsufficientBalance: insufficient
})
//Calculate totalSentAmount and check if totalBalance is sufficient
let totalSendAmt = totalFee;
for (let floID in receivers)
totalSendAmt += receivers[floID];
if (totalBalance < totalSendAmt)
return reject("Insufficient total Balance");
//Get the UTXOs of the senders
let promises = [];
for (let floID in senders)
promises.push(promisedAPI(`api/addr/${floID}/utxo`));
Promise.all(promises).then(results => {
var trx = bitjs.transaction();
for (let floID in senders) {
let utxos = results.shift();
let sendAmt;
if (preserveRatio) {
let ratio = (balance[floID] / totalBalance);
sendAmt = totalSendAmt * ratio;
} else
sendAmt = senders[floID].coins + dividedFee;
let utxoAmt = 0.0;
for (let i = utxos.length - 1;
(i >= 0) && (utxoAmt < sendAmt); i--) {
if (utxos[i].confirmations) {
trx.addinput(utxos[i].txid, utxos[i].vout, utxos[i].scriptPubKey);
utxoAmt += utxos[i].amount;
}
}
if (utxoAmt < sendAmt)
return reject("Insufficient balance:" + floID);
let change = (utxoAmt - sendAmt);
if (change > 0)
trx.addoutput(floID, change);
}
for (let floID in receivers)
trx.addoutput(floID, receivers[floID]);
trx.addflodata(floData.replace(/\n/g, ' '));
for (let floID in senders)
trx.sign(senders[floID].wif, 1);
var signedTxHash = trx.serialize();
broadcastTx(signedTxHash)
.then(txid => resolve(txid))
.catch(error => reject(error))
}).catch(error => reject(error))
}).catch(error => reject(error))
})
}
//Create a multisig transaction
const createMultisigTx = function (redeemScript, receivers, amounts, floData = '', strict_utxo = true) {
return new Promise((resolve, reject) => {
var multisig = floCrypto.decodeRedeemScript(redeemScript);
//validate multisig script and flodata
if (!multisig)
return reject(`Invalid redeemScript`);
var senderAddr = multisig.address;
if (!floCrypto.validateFloID(senderAddr))
return reject(`Invalid multisig : ${senderAddr}`);
else if (!floCrypto.validateASCII(floData))
return reject("Invalid FLO_Data: only printable ASCII characters are allowed");
//validate receiver addresses
if (!Array.isArray(receivers))
receivers = [receivers];
for (let r of receivers)
if (!floCrypto.validateFloID(r))
return reject(`Invalid address : ${r}`);
//validate amounts
if (!Array.isArray(amounts))
amounts = [amounts];
if (amounts.length != receivers.length)
return reject("Receivers and amounts have different length");
var sendAmt = 0;
for (let a of amounts) {
if (typeof a !== 'number' || a <= 0)
return reject(`Invalid amount : ${a}`);
sendAmt += a;
}
getBalance(senderAddr).then(balance => {
var fee = DEFAULT.fee;
if (balance < sendAmt + fee)
return reject("Insufficient FLO balance!");
//get unconfirmed tx list
promisedAPI(`api/addr/${senderAddr}`).then(result => {
readTxs(senderAddr, 0, result.unconfirmedTxApperances).then(result => {
let unconfirmedSpent = {};
for (let tx of result.items)
if (tx.confirmations == 0)
for (let vin of tx.vin)
if (vin.addr === senderAddr) {
if (Array.isArray(unconfirmedSpent[vin.txid]))
unconfirmedSpent[vin.txid].push(vin.vout);
else
unconfirmedSpent[vin.txid] = [vin.vout];
}
//get utxos list
promisedAPI(`api/addr/${senderAddr}/utxo`).then(utxos => {
//form/construct the transaction data
var trx = bitjs.transaction();
var utxoAmt = 0.0;
for (var i = utxos.length - 1;
(i >= 0) && (utxoAmt < sendAmt + fee); i--) {
//use only utxos with confirmations (strict_utxo mode)
if (utxos[i].confirmations || !strict_utxo) {
if (utxos[i].txid in unconfirmedSpent && unconfirmedSpent[utxos[i].txid].includes(utxos[i].vout))
continue; //A transaction has already used the utxo, but is unconfirmed.
trx.addinput(utxos[i].txid, utxos[i].vout, redeemScript); //for multisig, script=redeemScript
utxoAmt += utxos[i].amount;
};
}
if (utxoAmt < sendAmt + fee)
reject("Insufficient FLO: Some UTXOs are unconfirmed");
else {
for (let i in receivers)
trx.addoutput(receivers[i], amounts[i]);
var change = utxoAmt - sendAmt - fee;
if (change > DEFAULT.minChangeAmt)
trx.addoutput(senderAddr, change);
trx.addflodata(floData.replace(/\n/g, ' '));
resolve(trx);
}
}).catch(error => reject(error))
}).catch(error => reject(error))
}).catch(error => reject(error))
}).catch(error => reject(error))
});
}
//Same as above, but explict call should return serialized tx-hex
floBlockchainAPI.createMultisigTx = function (redeemScript, receivers, amounts, floData = '', strict_utxo = true) {
return new Promise((resolve, reject) => {
createMultisigTx(redeemScript, receivers, amounts, floData, strict_utxo)
.then(trx => resolve(trx.serialize()))
.catch(error => reject(error))
})
}
//Create and send multisig transaction
const sendMultisigTx = floBlockchainAPI.sendMultisigTx = function (redeemScript, privateKeys, receivers, amounts, floData = '', strict_utxo = true) {
return new Promise((resolve, reject) => {
var multisig = floCrypto.decodeRedeemScript(redeemScript);
if (!multisig)
return reject(`Invalid redeemScript`);
if (privateKeys.length < multisig.required)
return reject(`Insufficient privateKeys (required ${multisig.required})`);
for (let pk of privateKeys) {
var flag = false;
for (let pub of multisig.pubkeys)
if (floCrypto.verifyPrivKey(pk, pub, false))
flag = true;
if (!flag)
return reject(`Invalid Private key`);
}
createMultisigTx(redeemScript, receivers, amounts, floData, strict_utxo).then(trx => {
for (let pk of privateKeys)
trx.sign(pk, 1);
var signedTxHash = trx.serialize();
broadcastTx(signedTxHash)
.then(txid => resolve(txid))
.catch(error => reject(error))
}).catch(error => reject(error))
})
}
floBlockchainAPI.writeMultisigData = function (redeemScript, data, privatekeys, receiverAddr = DEFAULT.receiverID, options = {}) {
let strict_utxo = options.strict_utxo === false ? false : true,
sendAmt = isNaN(options.sendAmt) ? DEFAULT.sendAmt : options.sendAmt;
return new Promise((resolve, reject) => {
if (!floCrypto.validateFloID(receiverAddr))
return reject(`Invalid receiver: ${receiverAddr}`);
sendMultisigTx(redeemScript, privatekeys, receiverAddr, sendAmt, data, strict_utxo)
.then(txid => resolve(txid))
.catch(error => reject(error))
})
}
function deserializeTx(tx) {
if (typeof tx === 'string' || Array.isArray(tx)) {
try {
tx = bitjs.transaction(tx);
} catch {
throw "Invalid transaction hex";
}
} else if (typeof tx !== 'object' || typeof tx.sign !== 'function')
throw "Invalid transaction object";
return tx;
}
floBlockchainAPI.signTx = function (tx, privateKey, sighashtype = 1) {
if (!floCrypto.getFloID(privateKey))
throw "Invalid Private key";
//deserialize if needed
tx = deserializeTx(tx);
var signedTxHex = tx.sign(privateKey, sighashtype);
return signedTxHex;
}
const checkSigned = floBlockchainAPI.checkSigned = function (tx, bool = true) {
tx = deserializeTx(tx);
let n = [];
for (let i = 0; i < tx.inputs.length; i++) {
var s = tx.scriptDecode(i);
if (s['type'] === 'scriptpubkey')
n.push(s.signed);
else if (s['type'] === 'multisig') {
var rs = tx.decodeRedeemScript(s['rs']);
let x = {
s: 0,
r: rs['required'],
t: rs['pubkeys'].length
};
//check input script for signatures
var script = Array.from(tx.inputs[i].script);
if (script[0] == 0) { //script with signatures
script = tx.parseScript(script);
for (var k = 0; k < script.length; k++)
if (Array.isArray(script[k]) && script[k][0] == 48) //0x30 DERSequence
x.s++;
}
//validate counts
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;
}
floBlockchainAPI.checkIfSameTx = function (tx1, tx2) {
tx1 = deserializeTx(tx1);
tx2 = deserializeTx(tx2);
//compare input and output length
if (tx1.inputs.length !== tx2.inputs.length || tx1.outputs.length !== tx2.outputs.length)
return false;
//compare flodata
if (tx1.floData !== tx2.floData)
return false
//compare inputs
for (let i = 0; i < tx1.inputs.length; i++)
if (tx1.inputs[i].outpoint.hash !== tx2.inputs[i].outpoint.hash || tx1.inputs[i].outpoint.index !== tx2.inputs[i].outpoint.index)
return false;
//compare outputs
for (let i = 0; i < tx1.outputs.length; i++)
if (tx1.outputs[i].value !== tx2.outputs[i].value || Crypto.util.bytesToHex(tx1.outputs[i].script) !== Crypto.util.bytesToHex(tx2.outputs[i].script))
return false;
return true;
}
floBlockchainAPI.transactionID = function (tx) {
tx = deserializeTx(tx);
let clone = bitjs.clone(tx);
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 getTxOutput = (txid, i) => new Promise((resolve, reject) => {
fetch_api(`api/tx/${txid}`)
.then(result => resolve(result.vout[i]))
.catch(error => reject(error))
});
function getOutputAddress(outscript) {
var bytes, version;
switch (outscript[0]) {
case 118: //legacy
bytes = outscript.slice(3, outscript.length - 2);
version = bitjs.pub;
break
case 169: //multisig
bytes = outscript.slice(2, outscript.length - 1);
version = bitjs.multisig;
break;
default: return; //unknown
}
bytes.unshift(version);
var hash = Crypto.SHA256(Crypto.SHA256(bytes, { asBytes: true }), { asBytes: true });
var checksum = hash.slice(0, 4);
return bitjs.Base58.encode(bytes.concat(checksum));
}
floBlockchainAPI.parseTransaction = function (tx) {
return new Promise((resolve, reject) => {
tx = deserializeTx(tx);
let result = {};
let promises = [];
//Parse Inputs
for (let i = 0; i < tx.inputs.length; i++)
promises.push(getTxOutput(tx.inputs[i].outpoint.hash, tx.inputs[i].outpoint.index));
Promise.all(promises).then(inputs => {
result.inputs = inputs.map(inp => Object({
address: inp.scriptPubKey.addresses[0],
value: parseFloat(inp.value)
}));
let signed = checkSigned(tx, false);
result.inputs.forEach((inp, i) => inp.signed = signed[i]);
//Parse Outputs
result.outputs = tx.outputs.map(out => Object({
address: getOutputAddress(out.script),
value: util.Sat_to_FLO(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));
result.floData = tx.floData;
resolve(result);
}).catch(error => reject(error))
})
}
//Broadcast signed Tx in blockchain using API
const broadcastTx = floBlockchainAPI.broadcastTx = function (signedTxHash) {
return new Promise((resolve, reject) => {
if (signedTxHash.length < 1)
return reject("Empty Signature");
var url = serverList[curPos] + 'api/tx/send';
fetch(url, {
method: "POST",
headers: {
'Content-Type': 'application/json'
},
body: `{"rawtx":"${signedTxHash}"}`
}).then(response => {
if (response.ok)
response.json().then(data => resolve(data.txid.result));
else
response.text().then(data => resolve(data));
}).catch(error => reject(error));
})
}
floBlockchainAPI.getTx = function (txid) {
return new Promise((resolve, reject) => {
promisedAPI(`api/tx/${txid}`)
.then(response => resolve(response))
.catch(error => reject(error))
})
}
//Read Txs of Address between from and to
const readTxs = floBlockchainAPI.readTxs = function (addr, from, to) {
return new Promise((resolve, reject) => {
promisedAPI(`api/addrs/${addr}/txs?from=${from}&to=${to}`)
.then(response => resolve(response))
.catch(error => reject(error))
});
}
//Read All Txs of Address (newest first)
floBlockchainAPI.readAllTxs = function (addr) {
return new Promise((resolve, reject) => {
promisedAPI(`api/addrs/${addr}/txs?from=0&to=1`).then(response => {
promisedAPI(`api/addrs/${addr}/txs?from=0&to=${response.totalItems}0`)
.then(response => resolve(response.items))
.catch(error => reject(error));
}).catch(error => reject(error))
});
}
/*Read flo Data from txs of given Address
options can be used to filter data
limit : maximum number of filtered data (default = 1000, negative = no limit)
ignoreOld : ignore old txs (default = 0)
sentOnly : filters only sent data
receivedOnly: filters only received data
pattern : filters data that with JSON pattern
filter : custom filter funtion for floData (eg . filter: d => {return d[0] == '$'})
tx : (boolean) resolve tx data or not (resolves an Array of Object with tx details)
sender : flo-id(s) of sender
receiver : flo-id(s) of receiver
*/
floBlockchainAPI.readData = function (addr, options = {}) {
options.limit = options.limit || 0;
options.ignoreOld = options.ignoreOld || 0;
if (typeof options.senders === "string") options.senders = [options.senders];
if (typeof options.receivers === "string") options.receivers = [options.receivers];
return new Promise((resolve, reject) => {
promisedAPI(`api/addrs/${addr}/txs?from=0&to=1`).then(response => {
var newItems = response.totalItems - options.ignoreOld;
promisedAPI(`api/addrs/${addr}/txs?from=0&to=${newItems * 2}`).then(response => {
if (options.limit <= 0)
options.limit = response.items.length;
var filteredData = [];
let numToRead = response.totalItems - options.ignoreOld,
unconfirmedCount = 0;
for (let i = 0; i < numToRead && filteredData.length < options.limit; i++) {
if (!response.items[i].confirmations) { //unconfirmed transactions
unconfirmedCount++;
if (numToRead < response.items[i].length)
numToRead++;
continue;
}
if (options.pattern) {
try {
let jsonContent = JSON.parse(response.items[i].floData);
if (!Object.keys(jsonContent).includes(options.pattern))
continue;
} catch (error) {
continue;
}
}
if (options.sentOnly) {
let flag = false;
for (let vin of response.items[i].vin)
if (vin.addr === addr) {
flag = true;
break;
}
if (!flag) continue;
}
if (Array.isArray(options.senders)) {
let flag = false;
for (let vin of response.items[i].vin)
if (options.senders.includes(vin.addr)) {
flag = true;
break;
}
if (!flag) continue;
}
if (options.receivedOnly) {
let flag = false;
for (let vout of response.items[i].vout)
if (vout.scriptPubKey.addresses[0] === addr) {
flag = true;
break;
}
if (!flag) continue;
}
if (Array.isArray(options.receivers)) {
let flag = false;
for (let vout of response.items[i].vout)
if (options.receivers.includes(vout.scriptPubKey.addresses[0])) {
flag = true;
break;
}
if (!flag) continue;
}
if (options.filter && !options.filter(response.items[i].floData))
continue;
if (options.tx) {
let d = {}
d.txid = response.items[i].txid;
d.time = response.items[i].time;
d.blockheight = response.items[i].blockheight;
d.senders = new Set(response.items[i].vin.map(v => v.addr));
d.receivers = new Set(response.items[i].vout.map(v => v.scriptPubKey.addresses[0]));
d.data = response.items[i].floData;
filteredData.push(d);
} else
filteredData.push(response.items[i].floData);
}
resolve({
totalTxs: response.totalItems - unconfirmedCount,
data: filteredData
});
}).catch(error => {
reject(error);
});
}).catch(error => {
reject(error);
});
});
}
})('object' === typeof module ? module.exports : window.floBlockchainAPI = {});

502
scripts/floCrypto.js Normal file
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@ -0,0 +1,502 @@
(function (EXPORTS) { //floCrypto v2.3.5a
/* 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()
},
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 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 = {});

805
scripts/floDapps.js Normal file
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@ -0,0 +1,805 @@
(function (EXPORTS) { //floDapps v2.3.3
/* 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, settings
Object.defineProperties(floGlobals, {
subAdmins: {
get: () => subAdmins
},
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 startUpFunctions = [];
startUpFunctions.push(function readSupernodeListFromAPI() {
return new Promise((resolve, reject) => {
compactIDB.readData("lastTx", floCloudAPI.SNStorageID, DEFAULT.root).then(lastTx => {
floBlockchainAPI.readData(floCloudAPI.SNStorageID, {
ignoreOld: lastTx,
sentOnly: true,
pattern: "SuperNodeStorage"
}).then(result => {
for (var i = result.data.length - 1; i >= 0; i--) {
var content = JSON.parse(result.data[i]).SuperNodeStorage;
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.totalTxs, 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) => {
compactIDB.readData("lastTx", `${DEFAULT.application}|${DEFAULT.adminID}`, DEFAULT.root).then(lastTx => {
floBlockchainAPI.readData(DEFAULT.adminID, {
ignoreOld: lastTx,
sentOnly: true,
pattern: DEFAULT.application
}).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.totalTxs, `${DEFAULT.application}|${DEFAULT.adminID}`, DEFAULT.root);
compactIDB.readAllData("subAdmins").then(result => {
subAdmins = 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) => {
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(`${DEFAULT.application}#privKey`, JSON.stringify(resultIndexes))
//also add a dummy privatekey to the IDB
var randomPrivKey = floCrypto.generateNewID().privKey
var randomThreshold = floCrypto.randInt(10, 20)
var randomShares = floCrypto.createShamirsSecretShares(randomPrivKey, randomThreshold, randomThreshold)
writeSharesToIDB(randomShares)
//resolve private Key
resolve(privKey)
})
})
}
});
const checkIfPinRequired = key => new Promise((resolve, reject) => {
if (key.length == 52)
resolve(key)
else {
keyInput("PIN/Password").then(pwd => {
try {
let privKey = Crypto.AES.decrypt(key, pwd);
resolve(privKey)
} catch (error) {
reject("Access Denied: Incorrect PIN/Password")
}
}).catch(error => reject("Access Denied: PIN/Password required"))
}
});
return new Promise((resolve, reject) => {
getPrivateKeyCredentials().then(key => {
checkIfPinRequired(key).then(privKey => {
try {
user_public = floCrypto.getPubKeyHex(privKey);
user_id = floCrypto.getAddress(privKey);
floCloudAPI.user(user_id, privKey); //Set user for floCloudAPI
user_priv_wrap = () => checkIfPinRequired(key);
let n = floCrypto.randInt(12, 20);
aes_key = floCrypto.randString(n);
user_priv_raw = Crypto.AES.encrypt(privKey, aes_key);
user_private = user_priv_wrap;
resolve('Login Credentials loaded successful')
} catch (error) {
console.log(error)
reject("Corrupted Private Key")
}
}).catch(error => reject(error))
}).catch(error => reject(error))
})
}
var startUpLog = (status, log) => status ? console.log(log) : console.error(log);
const callStartUpFunction = i => new Promise((resolve, reject) => {
startUpFunctions[i]().then(result => {
callStartUpFunction.completed += 1;
startUpLog(true, `${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 (!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 (!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 = {});

6
scripts/floGlobals.js Normal file
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@ -0,0 +1,6 @@
const floGlobals = {
blockchain: "FLO",
adminID: "FKAEdnPfjXLHSYwrXQu377ugN4tXU7VGdf",
application: "TEST_MODE",
masterAddress: 'FHDqCJUGdHKHTHdLa8wuQ9NKXNNawfoDJ6'
}

9975
scripts/lib.js Normal file

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