daniel156161
ed62837f6d
Build and Push Docker Container / build-and-push (push) Successful in 1m36s
- Add structured URL codec with compact alphabets and dictionary support. - Add public decode, redirect, and QR endpoints for composed links. - Add authenticated encode API and link composer UI. - Generate PNG QR codes via qrcode with Pillow support. - Register the new blueprint and navigation entry. - Cover public decode, auth gating, redirect URL parsing, and QR output. - Bump NanoShare to 1.27.0 and lock new dependencies.
219 lines
8.1 KiB
HTML
219 lines
8.1 KiB
HTML
{% extends "base.htm" %}
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{% block title %}NanoShare - Link Composer{% endblock %}
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{% block meta %}
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<meta name="description" content="Encode, decode and QR-share self-contained NanoShare links.">
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<meta name="robots" content="noindex, nofollow" />
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{% endblock %}
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{% block content %}
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<main class="wrap link-composer">
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<section class="card hero-card">
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<span class="hero-badge"><i class="fa-solid fa-link"></i> Link Composer</span>
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<h1 class="title">Encode, decode and QR links</h1>
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<p class="subtitle">Decode is public. Log in to create compressed links and QR codes.</p>
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</section>
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<section class="composer-grid {% if not can_encode %}is-single{% endif %}">
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{% if can_encode %}
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<section class="card composer-card">
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<div class="card-heading">
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<h2>Encode</h2>
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</div>
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<label for="compose-url">URL</label>
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<textarea id="compose-url" placeholder="https://example.com/docs?page=1"></textarea>
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<label class="switch-row">
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<input id="qr-mode" type="checkbox">
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QR alphabet mode
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</label>
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<div class="actions-row">
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<button id="encode-btn" class="btn" type="button">Encode URL</button>
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<button id="clear-btn" class="btn btn-ghost" type="button">Clear</button>
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</div>
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<div id="encode-error" class="form-error"></div>
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</section>
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{% endif %}
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<section class="card composer-card">
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<div class="card-heading">
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<h2>Decode</h2>
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</div>
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<label for="compose-code">Code or redirect link</label>
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<textarea id="compose-code" placeholder="u... or https://example.com/l/u..."></textarea>
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{% if can_encode %}
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<div class="switch-row switch-row-spacer" aria-hidden="true"> </div>
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{% endif %}
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<div class="actions-row">
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<button id="decode-btn" class="btn" type="button">Decode Code</button>
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{% if not can_encode %}
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<a class="btn btn-ghost" href="{{ url_for('auth_login.login') }}">Login to encode</a>
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{% endif %}
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</div>
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<div id="decode-error" class="form-error"></div>
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</section>
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</section>
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<section id="result-panel" class="card result-panel">
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<div class="card-heading">
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<h2>Result</h2>
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<span id="mode-badge" class="badge">structured</span>
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</div>
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<div class="result-grid">
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<div class="result-main">
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<div class="output-block">
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<span class="output-label">Compressed code</span>
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<div class="copy-field">
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<code id="out-code"></code>
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<button class="btn btn-ghost mini" type="button" data-copy="out-code">Copy</button>
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</div>
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</div>
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<div class="output-block">
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<span class="output-label">Redirect link</span>
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<div class="copy-field">
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<code id="out-redirect"></code>
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<button class="btn btn-ghost mini" type="button" data-copy="out-redirect">Copy</button>
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</div>
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</div>
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<div class="output-block">
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<span class="output-label">Decoded URL</span>
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<div class="copy-field">
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<code id="out-url"></code>
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<button class="btn btn-ghost mini" type="button" data-copy="out-url">Copy</button>
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</div>
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</div>
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<div class="stats-grid">
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<div class="stat-card"><strong id="stat-original">–</strong><span>Original</span></div>
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<div class="stat-card"><strong id="stat-code">–</strong><span>Code</span></div>
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<div class="stat-card"><strong id="stat-ratio">–</strong><span>Ratio</span></div>
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<div class="stat-card"><strong id="stat-bits">–</strong><span>Bits</span></div>
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</div>
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</div>
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<div class="qr-card">
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<img id="qr-image" alt="Generated QR code">
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<div class="actions-row centered">
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<a id="qr-open" class="btn btn-ghost" target="_blank" rel="noreferrer">Open PNG</a>
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<a id="qr-download" class="btn" download="nanoshare-link-qr.png">Download PNG</a>
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</div>
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</div>
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</div>
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</section>
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</main>
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{% endblock %}
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{% block script %}
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<script>
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const canEncode = {{ 'true' if can_encode else 'false' }};
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const encodeApiUrl = {{ encode_api_url | tojson }};
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const decodeApiUrl = {{ decode_api_url | tojson }};
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const redirectPrefix = {{ redirect_prefix | tojson }};
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const qrPrefix = {{ qr_prefix | tojson }};
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const $ = (id) => document.getElementById(id);
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function setError(id, message) {
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const el = $(id);
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el.textContent = message || '';
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el.classList.toggle('visible', Boolean(message));
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}
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function setText(id, value) {
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$(id).textContent = value || '';
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}
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async function postJson(path, body) {
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const response = await fetch(path, {
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method: 'POST',
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headers: { 'content-type': 'application/json' },
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body: JSON.stringify(body),
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});
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const data = await response.json();
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if (!response.ok || data.ok === false) throw new Error(data.error || data.detail || 'Request failed');
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return data;
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}
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function showResult(data) {
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setText('out-code', data.code || $('compose-code').value.trim());
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setText('out-url', data.url);
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setText('out-redirect', data.redirect_url || `${location.origin}${redirectPrefix}${encodeURIComponent(data.code || $('compose-code').value.trim())}`);
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setText('stat-original', data.original_length ?? '–');
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setText('stat-code', data.code_length ?? ((data.code || '').length || '–'));
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setText('stat-ratio', data.ratio ?? '–');
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setText('stat-bits', data.bit_length ?? '–');
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setText('mode-badge', data.mode || 'decoded');
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const code = data.code || $('compose-code').value.trim();
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if (code) {
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const qrUrl = data.qr_url || `${location.origin}${qrPrefix}${encodeURIComponent(code)}`;
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$('qr-image').src = qrUrl;
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$('qr-open').href = qrUrl;
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$('qr-download').href = qrUrl;
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}
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$('result-panel').classList.add('visible');
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}
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$('encode-btn')?.addEventListener('click', async () => {
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if (!canEncode) return;
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setError('encode-error', '');
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try {
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const data = await postJson(encodeApiUrl, { url: $('compose-url').value, qr: $('qr-mode').checked });
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$('compose-code').value = data.code;
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showResult(data);
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} catch (error) {
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setError('encode-error', error.message);
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}
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});
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function extractCode(value) {
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const trimmed = value.trim();
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try {
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const url = new URL(trimmed);
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const fullPath = url.pathname + url.search + url.hash;
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if (fullPath.startsWith(redirectPrefix)) return decodeURIComponent(fullPath.slice(redirectPrefix.length));
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if (fullPath.startsWith(qrPrefix)) return decodeURIComponent(fullPath.slice(qrPrefix.length));
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} catch (_) {}
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return trimmed;
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}
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$('decode-btn').addEventListener('click', async () => {
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setError('decode-error', '');
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try {
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const input = $('compose-code').value.trim();
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const code = extractCode(input);
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const data = await postJson(decodeApiUrl, { code: input });
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showResult({
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...data,
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code,
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redirect_url: `${location.origin}${redirectPrefix}${encodeURIComponent(code)}`,
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qr_url: `${location.origin}${qrPrefix}${encodeURIComponent(code)}`,
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mode: 'decoded',
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});
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} catch (error) {
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setError('decode-error', error.message);
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}
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});
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$('clear-btn')?.addEventListener('click', () => {
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$('compose-url').value = '';
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$('compose-code').value = '';
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$('result-panel').classList.remove('visible');
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setError('encode-error', '');
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setError('decode-error', '');
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});
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document.addEventListener('click', async (event) => {
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const button = event.target.closest('[data-copy]');
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if (!button) return;
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await navigator.clipboard.writeText($(button.dataset.copy).textContent);
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const old = button.textContent;
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button.textContent = 'Copied';
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setTimeout(() => button.textContent = old, 900);
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});
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</script>
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{% endblock %}
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