155 lines
5.8 KiB
HTML
155 lines
5.8 KiB
HTML
<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>Link Nostr Identity</title>
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<link rel="stylesheet" href="css.css">
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</head>
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<body>
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<h1>Link Your Nostr Identity</h1>
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<p>Connect your npub to your Matrix display name so you can vote.</p>
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<div id="auth_section">
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<div id="nip07_status" class="info-box" style="display:none;">
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Nostr browser extension detected.
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</div>
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<label for="display_name">Matrix Display Name:</label>
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<input type="text" id="display_name" placeholder="Enter your Matrix display name exactly">
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<label for="npub_input">Nostr Public Key (npub):</label>
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<input type="text" id="npub_input" placeholder="npub1...">
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<button id="connect_btn" onclick="connectNip07()">Connect AlbyHub</button>
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<button id="link_btn" onclick="linkNpub()">Link & Sign</button>
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<div id="status"></div>
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</div>
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<script>
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let currentNpub = null;
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async function connectNip07() {
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if (!window.nostr) {
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setStatus('No Nostr browser extension detected. Please enter your npub manually.', true);
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return;
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}
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try {
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const pubkey = await window.nostr.getPublicKey();
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// Convert hex to npub bech32
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const resp = await fetch('encode_npub', {
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method: 'POST',
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headers: {'Content-Type': 'application/json'},
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body: JSON.stringify({hex: pubkey})
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});
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if (resp.ok) {
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const data = await resp.json();
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document.getElementById('npub_input').value = data.npub;
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currentNpub = data.npub;
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setStatus('Connected! Npub loaded from extension.');
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} else {
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// Fallback: just use hex
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document.getElementById('npub_input').value = pubkey;
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currentNpub = pubkey;
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setStatus('Connected! Paste this as npub if needed: ' + pubkey);
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}
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} catch (err) {
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setStatus('Error connecting to extension: ' + err.message, true);
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}
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}
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async function linkNpub() {
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const displayName = document.getElementById('display_name').value.trim();
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const npub = document.getElementById('npub_input').value.trim();
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if (!displayName) {
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setStatus('Please enter your Matrix display name.', true);
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return;
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}
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if (!npub) {
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setStatus('Please enter your npub or connect AlbyHub.', true);
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return;
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}
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setStatus('Requesting signature...');
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try {
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// Build the linking message
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// We need to get the hex pubkey first
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let npubHex = npub;
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// If it looks like a bech32 npub, we need to decode it client-side
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// For simplicity, we'll send the npub and let the server decode it
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// But we need the hex to build the message for signing
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// Try to get hex from npub via server
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const decodeResp = await fetch('decode_npub', {
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method: 'POST',
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headers: {'Content-Type': 'application/json'},
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body: JSON.stringify({npub: npub})
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});
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if (!decodeResp.ok) {
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if (!window.nostr) {
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setStatus('Could not decode npub. Please install a Nostr extension.', true);
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return;
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}
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setStatus('Could not decode npub via server.', true);
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return;
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}
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const decodeData = await decodeResp.json();
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npubHex = decodeData.hex;
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// Build the expected linking message
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const slug = window.location.pathname.split('/')[1];
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const linkMsg = `Link npub ${npubHex} to Matrix user ${displayName} for room ${slug}`;
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let signedEvent;
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if (window.nostr) {
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// Sign via NIP-07 extension
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signedEvent = await window.nostr.signEvent({
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created_at: Math.floor(Date.now() / 1000),
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kind: 1,
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tags: [],
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content: linkMsg
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});
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} else {
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setStatus('No Nostr extension available. Please install AlbyHub or another NIP-07 signer.', true);
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return;
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}
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setStatus('Sending link request...');
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const resp = await fetch('linkNpub', {
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method: 'POST',
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headers: {'Content-Type': 'application/json'},
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body: JSON.stringify({
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display_name: displayName,
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npub: npub,
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signed_event: signedEvent
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})
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});
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if (resp.ok) {
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setStatus('Successfully linked! You can now <a href="/">go vote</a>.');
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document.getElementById('link_btn').disabled = true;
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} else {
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const text = await resp.text();
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setStatus('Error: ' + text, true);
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}
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} catch (err) {
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setStatus('Error: ' + err.message, true);
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}
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}
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function setStatus(msg, isError) {
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const el = document.getElementById('status');
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el.innerHTML = msg;
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el.className = isError ? 'error' : 'success';
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}
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</script>
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</body>
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</html>
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