8d3e37239f
- Route CoinGecko API through /api/rates.php to avoid CORS blocks - font-display: optional eliminates font-swap layout shifts (CLS ~0) - Disabled button contrast: #bbb on #5a3520 (5.8:1 ratio) - Nginx font caching: 1 year, immutable
882 lines
28 KiB
JavaScript
882 lines
28 KiB
JavaScript
(function () {
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'use strict';
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// --- Config ---
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const COINGECKO_API = '/api/rates.php';
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// Standard address (4..., 95 chars), Subaddress (8..., 95 chars), Integrated address (4..., 106 chars)
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const XMR_STANDARD_REGEX = /^[48][1-9A-HJ-NP-Za-km-z]{94}$/;
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const XMR_INTEGRATED_REGEX = /^4[1-9A-HJ-NP-Za-km-z]{105}$/;
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const CACHE_DURATION = 60000; // 1 min
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const RATE_RETRY_DELAY = 10000; // 10s retry on failure
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// --- State ---
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let fiatRates = null;
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let ratesTimestamp = 0;
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let countdownInterval = null;
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let ratesFailed = false;
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let invoiceCode = null; // short URL code for this invoice
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// --- DOM ---
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const $ = (s) => document.querySelector(s);
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const addrInput = $('#addr');
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const amountInput = $('#amount');
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const currencySelect = $('#currency');
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const descInput = $('#desc');
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const timerCustom = $('#timerCustom');
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const deadlineBadges = $('#deadlineBadges');
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let selectedDays = 0;
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const generateBtn = $('#generate');
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const resultSection = $('#result');
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const qrContainer = $('#qr');
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const uriBox = $('#uri');
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const openWalletBtn = $('#openWallet');
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const copyAddrBtn = $('#copyAddr');
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const countdownEl = $('#countdown');
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const fiatHint = $('#fiatHint');
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const toast = $('#toast');
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const shareLinkInput = $('#shareLink');
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const copyShareLinkBtn = $('#copyShareLink');
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const newRequestBtn = $('#newRequest');
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const homeLink = $('#homeLink');
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// TX Proof DOM
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const proofToggle = $('#proofToggle');
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const proofPanel = $('#proofPanel');
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const txHashInput = $('#txHash');
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const txKeyInput = $('#txKey');
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const verifyProofBtn = $('#verifyProof');
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const proofResult = $('#proofResult');
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const paymentStatus = $('#paymentStatus');
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const paymentSummary = $('#paymentSummary');
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const downloadPdfBtn = $('#downloadPdf');
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let cryptoLoaded = false;
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let pdfLoaded = false;
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let lastPaidData = null;
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// --- Init ---
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fetchRates();
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loadFromHash() || loadSaved();
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registerSW();
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// Re-render dynamic texts on language change
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I18n.onChange(function () {
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// QR hint
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var hint = qrContainer.querySelector('.qr-hint');
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if (hint) hint.textContent = I18n.t('qr_hint');
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// Paid stamp
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var stamp = qrContainer.querySelector('.paid-stamp');
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if (stamp) stamp.textContent = I18n.t('status_paid');
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// Paid detail
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if (lastPaidData) {
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showPaidStatus(lastPaidData);
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}
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// Summary
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if (resultSection.classList.contains('visible')) {
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var xmrAmount = getXmrAmount();
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var desc = descInput.value.trim();
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buildSummary(xmrAmount, desc, selectedDays);
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updatePageTitle(xmrAmount, desc);
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}
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});
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// --- Events ---
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addrInput.addEventListener('input', validateAddress);
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amountInput.addEventListener('input', updateFiatHint);
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currencySelect.addEventListener('change', updateFiatHint);
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generateBtn.addEventListener('click', generate);
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copyAddrBtn.addEventListener('click', () => copyToClipboard(addrInput.value.trim()));
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copyShareLinkBtn.addEventListener('click', () => copyToClipboard(shareLinkInput.value));
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qrContainer.addEventListener('click', downloadQR);
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newRequestBtn.addEventListener('click', resetForm);
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homeLink.addEventListener('click', function (e) { e.preventDefault(); resetForm(); });
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// Deadline badge events
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deadlineBadges.querySelectorAll('.badge').forEach(function (btn) {
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btn.addEventListener('click', function () {
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const days = parseInt(btn.getAttribute('data-days'));
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if (btn.classList.contains('active')) {
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btn.classList.remove('active');
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selectedDays = 0;
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timerCustom.value = '';
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} else {
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deadlineBadges.querySelectorAll('.badge').forEach(function (b) { b.classList.remove('active'); });
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btn.classList.add('active');
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selectedDays = days;
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timerCustom.value = '';
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}
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});
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});
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timerCustom.addEventListener('input', function () {
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deadlineBadges.querySelectorAll('.badge').forEach(function (b) { b.classList.remove('active'); });
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selectedDays = parseInt(timerCustom.value) || 0;
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});
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// PDF
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downloadPdfBtn.addEventListener('click', generatePdf);
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// TX Proof events
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proofToggle.addEventListener('click', toggleProofPanel);
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txHashInput.addEventListener('input', validateProofInputs);
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txKeyInput.addEventListener('input', validateProofInputs);
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verifyProofBtn.addEventListener('click', verifyTxProof);
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// --- Functions ---
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function resetForm() {
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addrInput.value = '';
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amountInput.value = '';
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currencySelect.value = 'EUR';
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descInput.value = '';
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selectedDays = 0;
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timerCustom.value = '';
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deadlineBadges.querySelectorAll('.badge').forEach(function (b) { b.classList.remove('active'); });
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fiatHint.textContent = '';
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fiatHint.classList.remove('error');
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addrInput.classList.remove('valid', 'invalid');
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generateBtn.disabled = true;
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resultSection.classList.remove('visible');
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if (countdownInterval) clearInterval(countdownInterval);
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qrContainer.innerHTML = '';
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uriBox.textContent = '';
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shareLinkInput.value = '';
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// Reset proof
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invoiceCode = null;
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proofPanel.classList.remove('open');
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txHashInput.value = '';
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txKeyInput.value = '';
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verifyProofBtn.disabled = true;
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proofResult.innerHTML = '';
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proofResult.className = 'proof-result';
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paymentStatus.innerHTML = '';
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paymentStatus.className = 'payment-status';
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paymentSummary.innerHTML = '';
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document.title = 'xmrpay.link \u2014 Monero Invoice Generator';
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history.replaceState(null, '', location.pathname);
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window.scrollTo({ top: 0, behavior: 'smooth' });
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addrInput.focus();
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}
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function isValidAddress(addr) {
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return XMR_STANDARD_REGEX.test(addr) || XMR_INTEGRATED_REGEX.test(addr);
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}
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function validateAddress() {
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const val = addrInput.value.trim();
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addrInput.classList.remove('valid', 'invalid');
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if (val.length === 0) return;
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if (isValidAddress(val)) {
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addrInput.classList.add('valid');
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} else if (val.length >= 10) {
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addrInput.classList.add('invalid');
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}
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updateGenerateBtn();
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}
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function updateGenerateBtn() {
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const addr = addrInput.value.trim();
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generateBtn.disabled = !isValidAddress(addr);
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}
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function updateFiatHint() {
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const amount = parseFloat(amountInput.value);
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const currency = currencySelect.value;
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if (!amount || amount <= 0) {
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fiatHint.textContent = '';
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fiatHint.classList.remove('error');
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return;
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}
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if (currency !== 'XMR' && !fiatRates) {
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fiatHint.textContent = ratesFailed ? I18n.t('rates_offline') : '';
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fiatHint.classList.toggle('error', ratesFailed);
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return;
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}
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fiatHint.classList.remove('error');
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if (currency === 'XMR') {
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if (fiatRates) {
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const eur = (amount * fiatRates.eur).toFixed(2);
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fiatHint.textContent = '\u2248 ' + eur + ' EUR';
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} else {
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fiatHint.textContent = '';
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}
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} else {
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const rate = fiatRates[currency.toLowerCase()];
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if (rate && rate > 0) {
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const xmr = (amount / rate).toFixed(8);
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fiatHint.textContent = '\u2248 ' + xmr + ' XMR';
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}
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}
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}
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function getXmrAmount() {
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const amount = parseFloat(amountInput.value);
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const currency = currencySelect.value;
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if (!amount || amount <= 0) return null;
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if (currency === 'XMR') return amount;
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if (fiatRates) {
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const rate = fiatRates[currency.toLowerCase()];
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if (rate && rate > 0) return amount / rate;
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}
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return null;
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}
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function buildUri(addr, xmrAmount, desc) {
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let uri = 'monero:' + addr;
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const params = [];
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if (xmrAmount) params.push('tx_amount=' + xmrAmount.toFixed(12));
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if (desc) params.push('tx_description=' + encodeURIComponent(desc));
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if (params.length) uri += '?' + params.join('&');
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return uri;
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}
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function buildHash(addr, xmrAmount, desc, timer) {
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const params = new URLSearchParams();
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params.set('a', addr);
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if (xmrAmount) params.set('x', xmrAmount.toFixed(12));
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if (desc) params.set('d', desc);
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if (timer) params.set('t', timer);
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return params.toString();
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}
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async function shortenUrl(hash) {
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try {
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const res = await fetch('/api/shorten.php', {
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method: 'POST',
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headers: { 'Content-Type': 'application/json' },
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body: JSON.stringify({ hash: hash })
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});
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if (!res.ok) throw new Error('HTTP ' + res.status);
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const data = await res.json();
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if (!invoiceCode) invoiceCode = data.code;
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return location.origin + '/s/' + data.code;
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} catch (e) {
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console.warn('Short URL failed:', e);
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return null;
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}
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}
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function generate() {
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const addr = addrInput.value.trim();
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if (!isValidAddress(addr)) return;
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const xmrAmount = getXmrAmount();
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const desc = descInput.value.trim();
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const timer = selectedDays;
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const uri = buildUri(addr, xmrAmount, desc);
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// Show result
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resultSection.classList.add('visible');
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uriBox.textContent = uri;
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openWalletBtn.onclick = function () { window.location.href = uri; };
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// Payment summary + page title
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buildSummary(xmrAmount, desc, timer);
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updatePageTitle(xmrAmount, desc);
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// Share link — show long URL immediately, then replace with short
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const hash = buildHash(addr, xmrAmount, desc, timer);
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shareLinkInput.value = location.origin + '/#' + hash;
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shortenUrl(hash).then(function (shortUrl) {
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if (shortUrl) shareLinkInput.value = shortUrl;
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});
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// QR
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qrContainer.innerHTML = '';
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new QRCode(qrContainer, {
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text: uri,
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width: 256,
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height: 256,
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colorDark: '#000000',
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colorLight: '#ffffff',
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correctLevel: QRCode.CorrectLevel.M
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});
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const hint = document.createElement('div');
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hint.className = 'qr-hint';
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hint.textContent = I18n.t('qr_hint');
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qrContainer.appendChild(hint);
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// Countdown
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startCountdown();
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// Save to LocalStorage
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saveState(addr);
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// Scroll to result
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resultSection.scrollIntoView({ behavior: 'smooth', block: 'start' });
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}
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function loadFromHash() {
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const hash = location.hash.substring(1);
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if (!hash) return false;
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const params = new URLSearchParams(hash);
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const addr = params.get('a');
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if (!addr || !isValidAddress(addr)) return false;
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addrInput.value = addr;
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validateAddress();
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const xmr = params.get('x');
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if (xmr) {
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amountInput.value = parseFloat(xmr);
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currencySelect.value = 'XMR';
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}
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const desc = params.get('d');
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if (desc) descInput.value = desc;
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const timer = params.get('t');
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if (timer && parseInt(timer) > 0) {
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selectedDays = parseInt(timer);
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// Activate matching badge or set custom
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const badge = deadlineBadges.querySelector('.badge[data-days="' + selectedDays + '"]');
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if (badge) {
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badge.classList.add('active');
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} else {
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timerCustom.value = selectedDays;
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}
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}
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// Check for short URL code and load payment status
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const code = params.get('c');
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if (code) {
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invoiceCode = code;
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setTimeout(function () { loadPaymentStatus(code); }, 200);
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}
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// Auto-generate
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setTimeout(generate, 100);
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return true;
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}
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function buildSummary(xmrAmount, desc, days) {
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var html = '';
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if (xmrAmount) {
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html += '<div class="summary-amount">' + xmrAmount.toFixed(8) + ' XMR</div>';
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var amount = parseFloat(amountInput.value);
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var currency = currencySelect.value;
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if (currency !== 'XMR' && amount) {
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html += '<div class="summary-fiat">\u2248 ' + amount.toFixed(2) + ' ' + currency + '</div>';
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}
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}
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if (desc) {
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html += '<div class="summary-desc">' + desc.replace(/</g, '<') + '</div>';
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}
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paymentSummary.innerHTML = html;
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}
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function updatePageTitle(xmrAmount, desc) {
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var parts = [];
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if (xmrAmount) parts.push(xmrAmount.toFixed(4) + ' XMR');
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if (desc) parts.push(desc);
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if (parts.length) {
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document.title = parts.join(' — ') + ' | xmrpay.link';
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}
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}
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function startCountdown() {
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if (countdownInterval) clearInterval(countdownInterval);
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countdownEl.textContent = '';
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countdownEl.className = 'countdown';
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if (!selectedDays || selectedDays <= 0) return;
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const end = Date.now() + selectedDays * 86400000;
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countdownEl.classList.add('active');
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function tick() {
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const remaining = end - Date.now();
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if (remaining <= 0) {
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clearInterval(countdownInterval);
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countdownEl.textContent = I18n.t('countdown_expired');
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countdownEl.className = 'countdown expired';
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return;
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}
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const d = Math.floor(remaining / 86400000);
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const h = Math.floor((remaining % 86400000) / 3600000);
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const m = Math.floor((remaining % 3600000) / 60000);
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if (d > 0) {
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countdownEl.textContent = I18n.t('countdown_remaining_days')
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.replace('{d}', d).replace('{h}', h);
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} else {
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countdownEl.textContent = I18n.t('countdown_remaining_hours')
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.replace('{h}', pad(h)).replace('{m}', pad(m));
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}
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}
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tick();
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countdownInterval = setInterval(tick, 60000); // Update every minute, not every second
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}
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function pad(n) {
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return n < 10 ? '0' + n : '' + n;
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}
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function downloadQR() {
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const canvas = qrContainer.querySelector('canvas');
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if (!canvas) return;
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const link = document.createElement('a');
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link.download = 'xmrpay-qr.png';
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link.href = canvas.toDataURL('image/png');
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link.click();
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}
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function copyToClipboard(text) {
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navigator.clipboard.writeText(text).then(() => {
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showToast(I18n.t('toast_copied'));
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});
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}
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function showToast(msg) {
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toast.textContent = msg;
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toast.classList.add('show');
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setTimeout(() => toast.classList.remove('show'), 2000);
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}
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function saveState(addr) {
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try {
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localStorage.setItem('xmrpay_addr', addr);
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} catch (e) { /* silent */ }
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}
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function loadSaved() {
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try {
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const addr = localStorage.getItem('xmrpay_addr');
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if (addr) {
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addrInput.value = addr;
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validateAddress();
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}
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} catch (e) { /* silent */ }
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}
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async function fetchRates() {
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if (fiatRates && Date.now() - ratesTimestamp < CACHE_DURATION) return;
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try {
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const res = await fetch(COINGECKO_API);
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if (!res.ok) throw new Error('HTTP ' + res.status);
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const data = await res.json();
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fiatRates = data.monero;
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ratesTimestamp = Date.now();
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ratesFailed = false;
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updateFiatHint();
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} catch (e) {
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console.warn('Kurse konnten nicht geladen werden:', e);
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ratesFailed = true;
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updateFiatHint();
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setTimeout(fetchRates, RATE_RETRY_DELAY);
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}
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}
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function registerSW() {
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if ('serviceWorker' in navigator) {
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navigator.serviceWorker.register('sw.js').catch(function () {});
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}
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}
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// --- PDF Invoice ---
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function loadJsPdf() {
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return new Promise(function (resolve, reject) {
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if (window.jspdf) { resolve(); return; }
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var script = document.createElement('script');
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script.src = 'lib/jspdf.min.js';
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script.onload = function () { pdfLoaded = true; resolve(); };
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script.onerror = function () { reject(new Error('Failed to load jsPDF')); };
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document.head.appendChild(script);
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});
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}
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async function generatePdf() {
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await loadJsPdf();
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var jsPDF = window.jspdf.jsPDF;
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var doc = new jsPDF({ orientation: 'portrait', unit: 'mm', format: 'a4' });
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var addr = addrInput.value.trim();
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var xmrAmount = getXmrAmount();
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var desc = descInput.value.trim();
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var amount = parseFloat(amountInput.value);
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var currency = currencySelect.value;
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var pageW = doc.internal.pageSize.getWidth();
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var margin = 20;
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var contentW = pageW - margin * 2;
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var y = margin;
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// --- Header: Orange accent bar ---
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doc.setFillColor(242, 104, 33);
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doc.rect(0, 0, pageW, 8, 'F');
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// --- Title ---
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y = 22;
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doc.setFont('helvetica', 'bold');
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doc.setFontSize(22);
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doc.setTextColor(242, 104, 33);
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doc.text(I18n.t('pdf_title'), margin, y);
|
|
|
|
// --- Date (top right) ---
|
|
doc.setFont('helvetica', 'normal');
|
|
doc.setFontSize(10);
|
|
doc.setTextColor(120, 120, 120);
|
|
var dateStr = new Date().toLocaleDateString(I18n.getLang() === 'de' ? 'de-CH' : 'en-US', {
|
|
year: 'numeric', month: 'long', day: 'numeric'
|
|
});
|
|
doc.text(I18n.t('pdf_date') + ': ' + dateStr, pageW - margin, y, { align: 'right' });
|
|
|
|
// --- Divider ---
|
|
y += 6;
|
|
doc.setDrawColor(220, 220, 220);
|
|
doc.setLineWidth(0.3);
|
|
doc.line(margin, y, pageW - margin, y);
|
|
|
|
// --- QR Code (right side) ---
|
|
var qrCanvas = qrContainer.querySelector('canvas');
|
|
var qrSize = 50;
|
|
var qrX = pageW - margin - qrSize;
|
|
var qrY = y + 6;
|
|
if (qrCanvas) {
|
|
var qrData = qrCanvas.toDataURL('image/png');
|
|
doc.addImage(qrData, 'PNG', qrX, qrY, qrSize, qrSize);
|
|
// QR hint
|
|
doc.setFontSize(7);
|
|
doc.setTextColor(150, 150, 150);
|
|
doc.text(I18n.t('pdf_scan_qr'), qrX + qrSize / 2, qrY + qrSize + 4, { align: 'center' });
|
|
}
|
|
|
|
// --- Invoice details (left side, next to QR) ---
|
|
var detailX = margin;
|
|
var detailW = qrX - margin - 10;
|
|
y += 14;
|
|
|
|
function addField(label, value) {
|
|
doc.setFont('helvetica', 'normal');
|
|
doc.setFontSize(9);
|
|
doc.setTextColor(150, 150, 150);
|
|
doc.text(label, detailX, y);
|
|
y += 5;
|
|
doc.setFont('helvetica', 'bold');
|
|
doc.setFontSize(11);
|
|
doc.setTextColor(40, 40, 40);
|
|
var lines = doc.splitTextToSize(value, detailW);
|
|
doc.text(lines, detailX, y);
|
|
y += lines.length * 5 + 4;
|
|
}
|
|
|
|
// Amount
|
|
if (xmrAmount) {
|
|
var amountStr = xmrAmount.toFixed(8) + ' XMR';
|
|
if (currency !== 'XMR' && amount) {
|
|
amountStr += ' (\u2248 ' + amount.toFixed(2) + ' ' + currency + ')';
|
|
}
|
|
addField(I18n.t('pdf_amount'), amountStr);
|
|
}
|
|
|
|
// Description
|
|
if (desc) {
|
|
addField(I18n.t('pdf_desc'), desc);
|
|
}
|
|
|
|
// Deadline
|
|
if (selectedDays > 0) {
|
|
var deadlineDate = new Date(Date.now() + selectedDays * 86400000);
|
|
var deadlineStr = deadlineDate.toLocaleDateString(I18n.getLang() === 'de' ? 'de-CH' : 'en-US', {
|
|
year: 'numeric', month: 'long', day: 'numeric'
|
|
});
|
|
addField(I18n.t('pdf_deadline'), deadlineStr + ' (' + I18n.t('pdf_deadline_days').replace('{d}', selectedDays) + ')');
|
|
}
|
|
|
|
// Address (below QR if needed, full width)
|
|
y = Math.max(y, qrY + qrSize + 12);
|
|
doc.setFont('helvetica', 'normal');
|
|
doc.setFontSize(9);
|
|
doc.setTextColor(150, 150, 150);
|
|
doc.text(I18n.t('pdf_address'), margin, y);
|
|
y += 5;
|
|
|
|
// Address in monospace box
|
|
doc.setFillColor(245, 245, 245);
|
|
doc.roundedRect(margin, y - 3.5, contentW, 10, 2, 2, 'F');
|
|
doc.setFont('courier', 'normal');
|
|
doc.setFontSize(8);
|
|
doc.setTextColor(60, 60, 60);
|
|
doc.text(addr, margin + 3, y + 2.5);
|
|
y += 14;
|
|
|
|
// monero: URI
|
|
var uri = uriBox.textContent;
|
|
if (uri) {
|
|
doc.setFillColor(245, 245, 245);
|
|
doc.roundedRect(margin, y - 3.5, contentW, 10, 2, 2, 'F');
|
|
doc.setFont('courier', 'normal');
|
|
doc.setFontSize(6.5);
|
|
doc.setTextColor(100, 100, 100);
|
|
var uriLines = doc.splitTextToSize(uri, contentW - 6);
|
|
doc.text(uriLines, margin + 3, y + 2);
|
|
y += uriLines.length * 3 + 10;
|
|
}
|
|
|
|
// --- Payment Status ---
|
|
if (paymentStatus.classList.contains('paid')) {
|
|
y += 4;
|
|
doc.setFillColor(76, 175, 80);
|
|
doc.roundedRect(margin, y - 4, contentW, 16, 2, 2, 'F');
|
|
doc.setFont('helvetica', 'bold');
|
|
doc.setFontSize(12);
|
|
doc.setTextColor(255, 255, 255);
|
|
doc.text(I18n.t('status_paid').toUpperCase(), margin + contentW / 2, y + 2, { align: 'center' });
|
|
// Extract details from the paid-detail div
|
|
var paidDetail = paymentStatus.querySelector('.paid-detail');
|
|
if (paidDetail) {
|
|
doc.setFont('helvetica', 'normal');
|
|
doc.setFontSize(8);
|
|
doc.text(paidDetail.textContent, margin + contentW / 2, y + 8, { align: 'center' });
|
|
}
|
|
y += 22;
|
|
}
|
|
|
|
// --- Footer ---
|
|
doc.setDrawColor(220, 220, 220);
|
|
doc.setLineWidth(0.3);
|
|
var footerY = doc.internal.pageSize.getHeight() - 15;
|
|
doc.line(margin, footerY, pageW - margin, footerY);
|
|
doc.setFont('helvetica', 'normal');
|
|
doc.setFontSize(7);
|
|
doc.setTextColor(180, 180, 180);
|
|
doc.text(I18n.t('pdf_footer'), pageW / 2, footerY + 5, { align: 'center' });
|
|
|
|
// Share link
|
|
var shareLink = shareLinkInput.value;
|
|
if (shareLink) {
|
|
doc.text(shareLink, pageW / 2, footerY + 9, { align: 'center' });
|
|
}
|
|
|
|
// Save
|
|
var filename = 'xmrpay-' + (desc ? desc.replace(/[^a-zA-Z0-9]/g, '-').substring(0, 30) : 'invoice') + '.pdf';
|
|
doc.save(filename);
|
|
}
|
|
|
|
// --- TX Proof Functions ---
|
|
|
|
function toggleProofPanel() {
|
|
const isOpen = proofPanel.classList.contains('open');
|
|
if (isOpen) {
|
|
proofPanel.classList.remove('open');
|
|
return;
|
|
}
|
|
// Lazy-load crypto bundle
|
|
if (!cryptoLoaded && !window.XmrCrypto) {
|
|
loadCryptoBundle().then(function () {
|
|
cryptoLoaded = true;
|
|
proofPanel.classList.add('open');
|
|
txHashInput.focus();
|
|
});
|
|
return;
|
|
}
|
|
proofPanel.classList.add('open');
|
|
txHashInput.focus();
|
|
}
|
|
|
|
function loadCryptoBundle() {
|
|
return new Promise(function (resolve, reject) {
|
|
if (window.XmrCrypto) { resolve(); return; }
|
|
const script = document.createElement('script');
|
|
script.src = 'lib/xmr-crypto.bundle.js';
|
|
script.onload = resolve;
|
|
script.onerror = function () { reject(new Error('Failed to load crypto module')); };
|
|
document.head.appendChild(script);
|
|
});
|
|
}
|
|
|
|
function isValidHex64(val) {
|
|
return /^[0-9a-fA-F]{64}$/.test(val);
|
|
}
|
|
|
|
function validateProofInputs() {
|
|
const hash = txHashInput.value.trim();
|
|
const key = txKeyInput.value.trim();
|
|
verifyProofBtn.disabled = !(isValidHex64(hash) && isValidHex64(key));
|
|
}
|
|
|
|
async function verifyTxProof() {
|
|
const txHash = txHashInput.value.trim();
|
|
const txKey = txKeyInput.value.trim();
|
|
const addr = addrInput.value.trim();
|
|
if (!isValidHex64(txHash) || !isValidHex64(txKey) || !isValidAddress(addr)) return;
|
|
|
|
verifyProofBtn.disabled = true;
|
|
proofResult.className = 'proof-result active';
|
|
proofResult.textContent = I18n.t('proof_verifying');
|
|
|
|
try {
|
|
// Fetch TX from node
|
|
var res = await fetch('/api/node.php', {
|
|
method: 'POST',
|
|
headers: { 'Content-Type': 'application/json' },
|
|
body: JSON.stringify({ method: 'gettransactions', params: { txs_hashes: [txHash], decode_as_json: true } })
|
|
});
|
|
var data = await res.json();
|
|
var txs = data.txs || [];
|
|
if (txs.length === 0) {
|
|
proofResult.className = 'proof-result active error';
|
|
proofResult.textContent = I18n.t('proof_tx_not_found');
|
|
verifyProofBtn.disabled = false;
|
|
return;
|
|
}
|
|
|
|
var tx = txs[0];
|
|
var txJson = JSON.parse(tx.as_json);
|
|
|
|
// Get keys from address
|
|
var keys = XmrCrypto.getKeysFromAddress(addr);
|
|
var pubViewKey = keys.publicViewKey;
|
|
var pubSpendKey = keys.publicSpendKey;
|
|
|
|
// Key derivation: D = 8 * txKey * pubViewKey
|
|
var r = XmrCrypto.bytesToScalar(XmrCrypto.hexToBytes(txKey));
|
|
var A = XmrCrypto.Point.fromHex(pubViewKey);
|
|
var D = A.multiply(r).multiply(8n);
|
|
var derivation = D.toBytes();
|
|
|
|
var B = XmrCrypto.Point.fromHex(pubSpendKey);
|
|
|
|
// Check each output
|
|
var outputs = txJson.vout || [];
|
|
var ecdhInfo = (txJson.rct_signatures && txJson.rct_signatures.ecdhInfo) || [];
|
|
var totalAmount = 0n;
|
|
var found = false;
|
|
|
|
for (var oi = 0; oi < outputs.length; oi++) {
|
|
var out = outputs[oi];
|
|
var outputKey = out.target && out.target.tagged_key ? out.target.tagged_key.key : (out.target && out.target.key);
|
|
if (!outputKey) continue;
|
|
|
|
var varint = XmrCrypto.encodeVarint(oi);
|
|
var scalar = XmrCrypto.hashToScalar(XmrCrypto.concat(derivation, varint));
|
|
var scBig = XmrCrypto.bytesToScalar(scalar);
|
|
var expectedP = XmrCrypto.Point.BASE.multiply(scBig).add(B);
|
|
var expectedHex = XmrCrypto.bytesToHex(expectedP.toBytes());
|
|
|
|
if (expectedHex === outputKey) {
|
|
found = true;
|
|
// Decode amount
|
|
if (ecdhInfo[oi] && ecdhInfo[oi].amount) {
|
|
var amount = XmrCrypto.decodeRctAmount(ecdhInfo[oi].amount, derivation, oi);
|
|
totalAmount += amount;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (found) {
|
|
var xmrAmount = Number(totalAmount) / 1e12;
|
|
proofResult.className = 'proof-result active success';
|
|
proofResult.textContent = I18n.t('proof_verified').replace('{amount}', xmrAmount.toFixed(6));
|
|
|
|
// Store proof with invoice
|
|
if (invoiceCode) {
|
|
await fetch('/api/verify.php', {
|
|
method: 'POST',
|
|
headers: { 'Content-Type': 'application/json' },
|
|
body: JSON.stringify({
|
|
code: invoiceCode,
|
|
tx_hash: txHash,
|
|
amount: xmrAmount,
|
|
confirmations: tx.confirmations || 0
|
|
})
|
|
});
|
|
}
|
|
showPaidStatus({ amount: xmrAmount, tx_hash: txHash });
|
|
} else {
|
|
proofResult.className = 'proof-result active error';
|
|
proofResult.textContent = I18n.t('proof_no_match');
|
|
}
|
|
} catch (e) {
|
|
proofResult.className = 'proof-result active error';
|
|
proofResult.textContent = I18n.t('proof_error');
|
|
}
|
|
verifyProofBtn.disabled = false;
|
|
}
|
|
|
|
// Load payment status if viewing via short URL
|
|
function loadPaymentStatus(code) {
|
|
fetch('/api/verify.php?code=' + encodeURIComponent(code))
|
|
.then(function (res) { return res.json(); })
|
|
.then(function (data) {
|
|
if (data.verified) {
|
|
showPaidStatus(data);
|
|
}
|
|
})
|
|
.catch(function () {});
|
|
}
|
|
|
|
function showPaidStatus(data) {
|
|
paymentStatus.className = 'payment-status paid';
|
|
|
|
// Stamp over QR + dim QR
|
|
qrContainer.classList.add('paid');
|
|
var existingStamp = qrContainer.querySelector('.paid-stamp');
|
|
if (!existingStamp) {
|
|
var stamp = document.createElement('div');
|
|
stamp.className = 'paid-stamp';
|
|
stamp.textContent = I18n.t('status_paid');
|
|
qrContainer.appendChild(stamp);
|
|
} else {
|
|
existingStamp.textContent = I18n.t('status_paid');
|
|
}
|
|
|
|
// Replace QR hint with payment detail
|
|
var hint = qrContainer.querySelector('.qr-hint');
|
|
if (hint) {
|
|
var dateStr = '';
|
|
if (data.verified_at) {
|
|
var d = new Date(data.verified_at * 1000);
|
|
dateStr = ' — ' + d.toLocaleDateString(I18n.getLang() === 'de' ? 'de-CH' : 'en-US', {
|
|
year: 'numeric', month: 'long', day: 'numeric'
|
|
});
|
|
}
|
|
hint.textContent = data.amount.toFixed(6) + ' XMR — TX ' +
|
|
data.tx_hash.substring(0, 8) + '...' + dateStr;
|
|
hint.className = 'qr-hint paid-info';
|
|
}
|
|
|
|
paymentStatus.innerHTML = '';
|
|
lastPaidData = data;
|
|
|
|
// Hide unnecessary buttons when paid
|
|
openWalletBtn.style.display = 'none';
|
|
document.getElementById('copyAddr').style.display = 'none';
|
|
var proofSection = document.getElementById('proofSection');
|
|
if (proofSection) proofSection.style.display = 'none';
|
|
setPaidFavicon();
|
|
}
|
|
|
|
function setPaidFavicon() {
|
|
var canvas = document.createElement('canvas');
|
|
canvas.width = 32;
|
|
canvas.height = 32;
|
|
var ctx = canvas.getContext('2d');
|
|
|
|
// Draw Monero logo
|
|
var img = new Image();
|
|
img.onload = function () {
|
|
ctx.drawImage(img, 0, 0, 32, 32);
|
|
// Green dot (bottom-right)
|
|
ctx.beginPath();
|
|
ctx.arc(25, 25, 7, 0, Math.PI * 2);
|
|
ctx.fillStyle = '#fff';
|
|
ctx.fill();
|
|
ctx.beginPath();
|
|
ctx.arc(25, 25, 5.5, 0, Math.PI * 2);
|
|
ctx.fillStyle = '#4caf50';
|
|
ctx.fill();
|
|
// Set favicon
|
|
var link = document.getElementById('favicon');
|
|
link.href = canvas.toDataURL('image/png');
|
|
};
|
|
img.src = 'favicon.svg';
|
|
}
|
|
})();
|