feat: add public share page with download support (#253)

Share links now point to /s/{token} (was /api/s/{token}) and render a
proper HTML page instead of raw JSON.

Changes:
- static/share.html: standalone public share page
- static/css/views/share-public.css: share page styles
- static/js/views/public/publicShare.js: client-side logic that fetches
  share metadata via /api/s/{token}, handles password-protected shares,
  and renders file download / folder info
- build.rs: include share.html in the HTML embed pipeline
- web/mod.rs: serve /s/{token} route (unauthenticated)
- share_dto.rs: generate URLs as /s/{token} instead of /api/s/{token}
- share_handler.rs: new download_shared_file() handler that validates the
  share token and streams file content without requiring authentication
- routes.rs: mount GET /api/s/{token}/download (public, uses AppState)
This commit is contained in:
Diocrafts
2026-04-12 01:51:30 +02:00
parent c512534bfa
commit edf1e66989
9 changed files with 449 additions and 6 deletions
+132
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/* share-public.css — stand-alone styles for the public share page */
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
background: var(--color-bg-hover);
color: var(--color-text-heading);
display: flex;
justify-content: center;
align-items: center;
min-height: 100vh;
padding: 1rem;
}
.share-card {
background: var(--color-bg-surface);
border-radius: var(--radius, 12px);
box-shadow: 0 4px 24px var(--color-shadow-sm);
padding: 2.5rem;
max-width: 480px;
width: 100%;
text-align: center;
}
.share-logo {
margin-bottom: 1.5rem;
}
.share-logo h1 {
font-size: 1.5rem;
font-weight: 700;
}
.share-logo span {
color: var(--color-primary);
}
/* States */
.share-state { }
.hidden { display: none !important; }
h2 {
font-size: 1.15rem;
margin-bottom: 0.5rem;
}
p.subtitle {
color: var(--color-text-gray);
font-size: 0.9rem;
margin-bottom: 1.25rem;
}
/* Spinner */
.spinner {
width: 36px;
height: 36px;
border: 3px solid var(--color-border);
border-top-color: var(--color-primary);
border-radius: 50%;
margin: 0 auto 1rem;
animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
/* Icons */
.share-icon {
font-size: 3rem;
margin-bottom: 0.75rem;
}
/* Password form */
#password-form {
text-align: left;
}
#password-input {
width: 100%;
padding: 0.75rem 1rem;
font-size: 1rem;
border: 2px solid var(--color-border);
border-radius: 8px;
outline: none;
background: var(--color-bg-surface);
color: var(--color-text-heading);
transition: border-color 0.2s;
margin-bottom: 0.75rem;
}
#password-input:focus {
border-color: var(--color-primary);
}
.error-text {
color: var(--color-error, #e53935);
font-size: 0.85rem;
margin-bottom: 0.75rem;
}
/* Primary button */
.btn-primary {
display: inline-block;
width: 100%;
padding: 0.75rem 1.5rem;
background: var(--color-primary);
color: #fff;
border: none;
border-radius: 8px;
font-size: 0.95rem;
font-weight: 600;
cursor: pointer;
text-decoration: none;
text-align: center;
transition: background 0.2s;
}
.btn-primary:hover {
opacity: 0.9;
}
/* File view */
#file-name {
word-break: break-word;
}
#file-meta {
font-size: 0.85rem;
}
/* Folder view */
.folder-list {
text-align: left;
margin-top: 1rem;
max-height: 400px;
overflow-y: auto;
}
/* Responsive */
@media (max-width: 500px) {
.share-card { padding: 1.5rem; }
}
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/**
* publicShare.js — Client-side logic for the public share page (/s/{token}).
*
* Fetches share metadata from the API, handles password-protected shares,
* and renders file download or folder info.
*/
(function () {
'use strict';
// ── DOM refs ───────────────────────────────────────────────────
const $loading = document.getElementById('share-loading');
const $password = document.getElementById('share-password');
const $expired = document.getElementById('share-expired');
const $file = document.getElementById('share-file');
const $folder = document.getElementById('share-folder');
const $pwForm = document.getElementById('password-form');
const $pwInput = document.getElementById('password-input');
const $pwError = document.getElementById('password-error');
const $fileName = document.getElementById('file-name');
const $fileMeta = document.getElementById('file-meta');
const $fileDl = document.getElementById('file-download');
const $folderName = document.getElementById('folder-name');
const $expiredMsg = document.getElementById('expired-message');
// ── Extract token from URL path (/s/{token}) ──────────────────
const pathParts = window.location.pathname.split('/');
const tokenIdx = pathParts.indexOf('s');
const TOKEN = tokenIdx !== -1 ? pathParts[tokenIdx + 1] : null;
if (!TOKEN) {
showState('expired');
$expiredMsg.textContent = 'Invalid share link.';
return;
}
// ── Helpers ────────────────────────────────────────────────────
function showState(name) {
[$loading, $password, $expired, $file, $folder].forEach(function (el) {
el.classList.add('hidden');
});
var target = {
loading: $loading,
password: $password,
expired: $expired,
file: $file,
folder: $folder,
}[name];
if (target) target.classList.remove('hidden');
}
function formatSize(bytes) {
if (!bytes || bytes === 0) return '';
var units = ['B', 'KB', 'MB', 'GB', 'TB'];
var i = 0;
var size = bytes;
while (size >= 1024 && i < units.length - 1) { size /= 1024; i++; }
return size.toFixed(i === 0 ? 0 : 1) + ' ' + units[i];
}
// ── Render share data ─────────────────────────────────────────
function renderShare(data) {
if (data.item_type === 'folder') {
$folderName.textContent = data.item_name || 'Shared Folder';
showState('folder');
} else {
$fileName.textContent = data.item_name || 'Shared File';
$fileMeta.textContent = data.item_name
? 'Shared file'
: '';
$fileDl.href = '/api/s/' + TOKEN + '/download';
showState('file');
}
}
// ── Fetch share metadata ──────────────────────────────────────
function fetchShare() {
fetch('/api/s/' + encodeURIComponent(TOKEN))
.then(function (res) {
if (res.ok) return res.json();
if (res.status === 401) {
return res.json().then(function (body) {
if (body && body.requiresPassword) {
showState('password');
return null;
}
throw new Error('Unauthorized');
});
}
if (res.status === 410) {
showState('expired');
return null;
}
throw new Error('HTTP ' + res.status);
})
.then(function (data) {
if (data) renderShare(data);
})
.catch(function () {
showState('expired');
$expiredMsg.textContent = 'This share link is no longer available.';
});
}
// ── Password form ─────────────────────────────────────────────
$pwForm.addEventListener('submit', function (e) {
e.preventDefault();
$pwError.classList.add('hidden');
var password = $pwInput.value;
if (!password) return;
fetch('/api/s/' + encodeURIComponent(TOKEN) + '/verify', {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({ password: password }),
})
.then(function (res) {
if (res.ok) return res.json();
if (res.status === 401) {
$pwError.textContent = 'Incorrect password. Please try again.';
$pwError.classList.remove('hidden');
return null;
}
throw new Error('HTTP ' + res.status);
})
.then(function (data) {
if (data) renderShare(data);
})
.catch(function () {
$pwError.textContent = 'An error occurred. Please try again.';
$pwError.classList.remove('hidden');
});
});
// ── Init ──────────────────────────────────────────────────────
fetchShare();
})();
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>OxiCloud — Shared</title>
<script src="/js/core/theme-init.js"></script>
<link rel="stylesheet" href="/css/main.css">
<link rel="stylesheet" href="/css/views/share-public.css">
</head>
<body>
<div class="share-card" id="share-card">
<div class="share-logo">
<h1><span>Oxi</span>Cloud</h1>
</div>
<!-- Loading state -->
<div id="share-loading" class="share-state">
<div class="spinner"></div>
<p>Loading shared content&hellip;</p>
</div>
<!-- Password prompt -->
<div id="share-password" class="share-state hidden">
<h2>Password Required</h2>
<p class="subtitle">This shared content is protected. Enter the password to continue.</p>
<form id="password-form" autocomplete="off">
<input type="password" id="password-input" placeholder="Password" required />
<div id="password-error" class="error-text hidden"></div>
<button type="submit" class="btn-primary">Unlock</button>
</form>
</div>
<!-- Expired / error -->
<div id="share-expired" class="share-state hidden">
<div class="share-icon expired-icon">&#128683;</div>
<h2>Link Unavailable</h2>
<p class="subtitle" id="expired-message">This share link has expired or is no longer available.</p>
</div>
<!-- File share view -->
<div id="share-file" class="share-state hidden">
<div class="share-icon file-icon" id="file-type-icon">&#128196;</div>
<h2 id="file-name"></h2>
<p class="subtitle" id="file-meta"></p>
<a id="file-download" class="btn-primary" download>
Download
</a>
</div>
<!-- Folder share view -->
<div id="share-folder" class="share-state hidden">
<h2 id="folder-name"></h2>
<p class="subtitle" id="folder-meta">Shared folder</p>
<div id="folder-contents" class="folder-list">
<p class="subtitle">Folder browsing is not yet available. Use a WebDAV client for full access.</p>
</div>
</div>
</div>
<script src="/js/views/public/publicShare.js"></script>
</body>
</html>