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<!doctype html>
<html lang="zh-CN">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>ReaderProj 解构工具</title>
<style>
:root {
--bg: #f6f8fb;
--surface: #ffffff;
--surface2: #f9fbff;
--text: #111827;
--muted: #64748b;
--border: #e5e7eb;
--accent: #2563eb;
--accent2: #e8f0ff;
--danger: #dc2626;
--shadow: 0 20px 55px rgba(15, 23, 42, .08);
}
* { box-sizing: border-box; }
body {
margin: 0;
min-height: 100vh;
font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", sans-serif;
background: radial-gradient(circle at top left, #eef5ff 0, transparent 32rem), var(--bg);
color: var(--text);
}
.app {
width: min(1120px, calc(100vw - 36px));
margin: 32px auto;
}
.hero {
background: rgba(255,255,255,.82);
backdrop-filter: blur(14px);
border: 1px solid var(--border);
border-radius: 28px;
padding: 28px;
box-shadow: var(--shadow);
}
h1 {
margin: 0 0 8px;
font-size: 28px;
letter-spacing: -.04em;
}
.sub {
margin: 0;
color: var(--muted);
line-height: 1.7;
}
.drop {
margin-top: 22px;
border: 1.5px dashed #b8c7dc;
background: linear-gradient(180deg, #ffffff, #f8fbff);
border-radius: 22px;
padding: 28px;
text-align: center;
transition: .16s ease;
}
.drop.drag {
border-color: var(--accent);
background: var(--accent2);
}
.drop strong { display: block; margin-bottom: 6px; }
input[type=file] { display: none; }
.row {
display: flex;
align-items: center;
gap: 10px;
flex-wrap: wrap;
}
button, .file-btn {
display: inline-flex;
align-items: center;
justify-content: center;
height: 36px;
padding: 0 15px;
border: 1px solid var(--border);
border-radius: 999px;
background: #fff;
color: var(--text);
font-size: 13px;
cursor: pointer;
text-decoration: none;
transition: .14s ease;
user-select: none;
}
button:hover, .file-btn:hover { border-color: #cbd5e1; background: #f8fafc; }
button.primary, .file-btn.primary {
background: var(--accent);
color: white;
border-color: var(--accent);
}
button.primary:hover, .file-btn.primary:hover { filter: brightness(.98); }
button:disabled {
opacity: .42;
cursor: not-allowed;
}
.grid {
display: grid;
grid-template-columns: 1fr;
gap: 16px;
margin-top: 18px;
}
@media (min-width: 900px) {
.grid { grid-template-columns: 390px 1fr; }
}
.card {
background: var(--surface);
border: 1px solid var(--border);
border-radius: 24px;
box-shadow: 0 12px 32px rgba(15, 23, 42, .05);
overflow: hidden;
}
.card h2 {
font-size: 15px;
margin: 0;
padding: 15px 18px;
border-bottom: 1px solid var(--border);
background: var(--surface2);
}
.card-body { padding: 16px 18px; }
.kv {
display: grid;
grid-template-columns: 110px 1fr;
gap: 9px 12px;
font-size: 13px;
}
.k { color: var(--muted); }
.v { min-width: 0; overflow-wrap: anywhere; }
.hint {
color: var(--muted);
font-size: 13px;
line-height: 1.7;
}
.warn {
border: 1px solid #fed7aa;
background: #fff7ed;
color: #9a3412;
padding: 12px 14px;
border-radius: 16px;
font-size: 13px;
line-height: 1.6;
margin-top: 12px;
}
.ok {
border: 1px solid #bbf7d0;
background: #f0fdf4;
color: #166534;
padding: 12px 14px;
border-radius: 16px;
font-size: 13px;
line-height: 1.6;
margin-top: 12px;
}
.file-list {
display: flex;
flex-direction: column;
gap: 10px;
}
.file-item {
border: 1px solid var(--border);
border-radius: 16px;
padding: 12px;
display: grid;
grid-template-columns: 1fr auto;
gap: 8px;
align-items: center;
background: #fff;
}
.file-name { font-size: 13px; font-weight: 650; overflow-wrap: anywhere; }
.file-meta { font-size: 12px; color: var(--muted); margin-top: 4px; }
.pill {
display: inline-flex;
align-items: center;
height: 24px;
padding: 0 9px;
border-radius: 999px;
background: var(--accent2);
color: #1d4ed8;
font-size: 12px;
white-space: nowrap;
}
pre {
white-space: pre-wrap;
overflow-wrap: anywhere;
background: #0f172a;
color: #dbeafe;
padding: 14px;
border-radius: 18px;
max-height: 300px;
overflow: auto;
font-size: 12px;
line-height: 1.55;
}
.footer {
margin: 22px 0 0;
color: var(--muted);
font-size: 12px;
line-height: 1.7;
}
</style>
</head>
<body>
<div class="app">
<div class="hero">
<h1>ReaderProj 解构工具</h1>
<p class="sub">
读取 Parallel PDF Reader 导出的 <code>.readerproj</code> 项目文件，并解构出 PDF、副本、工作区 JSON、锚点、笔记、高亮批注和 Markdown 笔记。
所有处理都在本机浏览器完成，不上传文件。
</p>
<div id="drop" class="drop">
<strong>选择或拖入 .readerproj 文件</strong>
<span class="hint">如果项目文件导出时勾选了“保存PDF”，这里可以提取出 PDF；否则只能提取锚点、进度、笔记等数据。</span>
<div class="row" style="justify-content:center;margin-top:16px;">
<label class="file-btn primary" for="fileInput">选择项目文件</label>
<input id="fileInput" type="file" accept=".readerproj,.prproj,.json,application/json">
</div>
</div>
<div id="actions" class="row" style="margin-top:18px;display:none;">
<button id="btnZip" class="primary">导出全部为 ZIP</button>
<button id="btnFolder">解构到文件夹</button>
<button id="btnPdfs">只提取 PDF</button>
<button id="btnWorkspace">导出 workspace.json</button>
<button id="btnNotesJson">导出 notes.json</button>
<button id="btnNotesMd">导出 notes.md</button>
<button id="btnReset">清空</button>
</div>
</div>
<div id="result" class="grid" style="display:none;">
<section class="card">
<h2>项目概要</h2>
<div class="card-body">
<div id="summary" class="kv"></div>
<div id="statusBox"></div>
</div>
</section>
<section class="card">
<h2>可解构内容</h2>
<div class="card-body">
<div id="fileList" class="file-list"></div>
</div>
</section>
<section class="card" style="grid-column:1/-1;">
<h2>数据预览</h2>
<div class="card-body">
<pre id="preview">尚未读取项目文件。</pre>
</div>
</section>
</div>
<p class="footer">
提示：普通网页不能自动写入任意目录。“解构到文件夹”需要浏览器支持目录选择接口；不支持时请使用 ZIP 导出。
</p>
</div>
<script>
(() => {
const els = {
fileInput: document.getElementById('fileInput'),
drop: document.getElementById('drop'),
actions: document.getElementById('actions'),
result: document.getElementById('result'),
summary: document.getElementById('summary'),
statusBox: document.getElementById('statusBox'),
fileList: document.getElementById('fileList'),
preview: document.getElementById('preview'),
btnZip: document.getElementById('btnZip'),
btnFolder: document.getElementById('btnFolder'),
btnPdfs: document.getElementById('btnPdfs'),
btnWorkspace: document.getElementById('btnWorkspace'),
btnNotesJson: document.getElementById('btnNotesJson'),
btnNotesMd: document.getElementById('btnNotesMd'),
btnReset: document.getElementById('btnReset')
};
let current = null;
function sanitizeName(name, fallback = 'file') {
return String(name || fallback)
.replace(/[\\/:*?"<>|]+/g, '_')
.replace(/\s+/g, ' ')
.trim()
.slice(0, 160) || fallback;
}
function formatBytes(n) {
n = Number(n || 0);
if (n < 1024) return `${n} B`;
if (n < 1024 * 1024) return `${(n / 1024).toFixed(1)} KB`;
if (n < 1024 * 1024 * 1024) return `${(n / 1024 / 1024).toFixed(1)} MB`;
return `${(n / 1024 / 1024 / 1024).toFixed(2)} GB`;
}
function utf8Bytes(text) {
return new TextEncoder().encode(String(text));
}
function base64ToBytes(base64) {
const clean = String(base64 || '').replace(/^data:[^,]+,/, '').replace(/\s+/g, '');
const binary = atob(clean);
const out = new Uint8Array(binary.length);
for (let i = 0; i < binary.length; i++) out[i] = binary.charCodeAt(i);
return out;
}
function jsonBytes(obj) {
return utf8Bytes(JSON.stringify(obj, null, 2));
}
function downloadBlob(blob, fileName) {
const url = URL.createObjectURL(blob);
const a = document.createElement('a');
a.href = url;
a.download = fileName;
document.body.appendChild(a);
a.click();
a.remove();
setTimeout(() => URL.revokeObjectURL(url), 1400);
}
async function saveBlob(blob, fileName, description = '文件') {
if (typeof window.showSaveFilePicker === 'function') {
try {
const ext = fileName.includes('.') ? fileName.slice(fileName.lastIndexOf('.')) : '';
const accept = ext === '.zip' ? {'application/zip': ['.zip']} :
ext === '.pdf' ? {'application/pdf': ['.pdf']} :
ext === '.md' ? {'text/markdown': ['.md']} :
{'application/json': ['.json']};
const handle = await window.showSaveFilePicker({
suggestedName: fileName,
types: [{ description, accept }]
});
const writable = await handle.createWritable();
await writable.write(blob);
await writable.close();
return;
} catch (err) {
if (err && err.name === 'AbortError') return;
}
}
downloadBlob(blob, fileName);
}
function normalizeBundle(raw, sourceName = 'project.readerproj') {
const bundle = JSON.parse(raw);
if (!bundle || typeof bundle !== 'object') throw new Error('不是合法 JSON 文件。');
if (bundle.format !== 'parallel-reader-project' || !bundle.workspace) {
throw new Error('这不是 Parallel Reader 的 .readerproj 项目文件。');
}
const workspace = bundle.workspace || {};
const files = Array.isArray(bundle.files) ? bundle.files.slice() : [];
files.sort((a, b) => Number(a.order || 0) - Number(b.order || 0));
const embeddedFiles = files.filter(f => f && f.data && f.encoding === 'base64');
const notes = Array.isArray(workspace.notes) ? workspace.notes :
Array.isArray(workspace.annotations) ? workspace.annotations : [];
const annotations = Array.isArray(workspace.annotations) ? workspace.annotations :
notes.filter(n => n && n.type === 'highlight');
const anchors = Array.isArray(workspace.anchors) ? workspace.anchors : [];
return {
sourceName,
bundle,
workspace,
files,
embeddedFiles,
notes,
annotations,
anchors
};
}
function noteToText(note, idx) {
const type = note.type === 'highlight' ? '文本高亮' : '页面便签';
const doc = note.docName || note.fileName || note.name || note.docId || '未知文档';
const page = note.page || note.pageNum || note.pageIndex + 1 || '';
const color = note.color || '';
const selected = note.text || note.selectedText || note.quote || '';
const body = note.note || note.content || note.comment || '';
const created = note.createdAt ? new Date(note.createdAt).toLocaleString() : '';
return [
`## ${idx + 1}. ${type}`,
'',
`- 文档：${doc}`,
page ? `- 页码：${page}` : null,
color ? `- 颜色：${color}` : null,
created ? `- 创建时间：${created}` : null,
'',
selected ? `> ${String(selected).replace(/\n/g, '\n> ')}` : '',
'',
body ? String(body) : '',
''
].filter(x => x !== null).join('\n');
}
function buildNotesMarkdown(data) {
const title = data.sourceName || 'Parallel Reader Project';
const lines = [
`# ${title} 笔记与批注`,
'',
`导出时间：${new Date().toLocaleString()}`,
'',
`笔记数量：${data.notes.length}`,
'',
'---',
''
];
if (!data.notes.length) {
lines.push('暂无笔记或批注。', '');
} else {
data.notes.forEach((note, idx) => lines.push(noteToText(note, idx), ''));
}
return lines.join('\n');
}
function buildManifest(data) {
return {
extractedAt: new Date().toISOString(),
sourceName: data.sourceName,
format: data.bundle.format,
version: data.bundle.version,
app: data.bundle.app,
exportedAt: data.bundle.exportedAt,
filesEmbedded: !!data.bundle.filesEmbedded,
counts: {
files: data.files.length,
embeddedFiles: data.embeddedFiles.length,
anchors: data.anchors.length,
notes: data.notes.length,
annotations: data.annotations.length
},
files: data.files.map(({ data, ...f }) => ({
...f,
hasEmbeddedData: !!data
}))
};
}
function getExtractionEntries(data) {
const entries = [];
entries.push({
name: 'data/manifest.json',
bytes: jsonBytes(buildManifest(data))
});
entries.push({
name: 'data/workspace.json',
bytes: jsonBytes(data.workspace)
});
entries.push({
name: 'data/anchors.json',
bytes: jsonBytes(data.anchors)
});
entries.push({
name: 'data/notes.json',
bytes: jsonBytes(data.notes)
});
entries.push({
name: 'data/annotations.json',
bytes: jsonBytes(data.annotations)
});
entries.push({
name: 'notes/notes.md',
bytes: utf8Bytes(buildNotesMarkdown(data))
});
if (data.embeddedFiles.length) {
data.embeddedFiles.forEach((f, idx) => {
const order = String(idx + 1).padStart(2, '0');
const name = sanitizeName(f.name || `document_${order}.pdf`, `document_${order}.pdf`);
const finalName = name.toLowerCase().endsWith('.pdf') ? name : `${name}.pdf`;
entries.push({
name: `pdf/${order}_${finalName}`,
bytes: base64ToBytes(f.data)
});
});
} else {
entries.push({
name: 'pdf/README_NO_EMBEDDED_PDF.txt',
bytes: utf8Bytes('这个 readerproj 文件没有包含 PDF 副本。只能解构出锚点、阅读进度、笔记和批注数据。若需要解出 PDF，请在原阅读器导出项目时勾选“保存PDF”。\n')
});
}
return entries;
}
// Minimal uncompressed ZIP writer.
const crcTable = (() => {
const table = new Uint32Array(256);
for (let n = 0; n < 256; n++) {
let c = n;
for (let k = 0; k < 8; k++) c = (c & 1) ? (0xedb88320 ^ (c >>> 1)) : (c >>> 1);
table[n] = c >>> 0;
}
return table;
})();
function crc32(bytes) {
let c = 0xffffffff;
for (let i = 0; i < bytes.length; i++) c = crcTable[(c ^ bytes[i]) & 0xff] ^ (c >>> 8);
return (c ^ 0xffffffff) >>> 0;
}
function writeU16(arr, offset, value) {
arr[offset] = value & 0xff;
arr[offset + 1] = (value >>> 8) & 0xff;
}
function writeU32(arr, offset, value) {
arr[offset] = value & 0xff;
arr[offset + 1] = (value >>> 8) & 0xff;
arr[offset + 2] = (value >>> 16) & 0xff;
arr[offset + 3] = (value >>> 24) & 0xff;
}
function concatParts(parts) {
const total = parts.reduce((sum, p) => sum + p.length, 0);
const out = new Uint8Array(total);
let offset = 0;
for (const p of parts) {
out.set(p, offset);
offset += p.length;
}
return out;
}
function dosDateTime(date = new Date()) {
const time = (date.getHours() << 11) | (date.getMinutes() << 5) | Math.floor(date.getSeconds() / 2);
const dosDate = ((date.getFullYear() - 1980) << 9) | ((date.getMonth() + 1) << 5) | date.getDate();
return { time, date: dosDate };
}
function createZip(entries) {
const localParts = [];
const centralParts = [];
let offset = 0;
const dt = dosDateTime();
for (const entry of entries) {
const nameBytes = utf8Bytes(entry.name.replace(/^\/+/, ''));
const data = entry.bytes instanceof Uint8Array ? entry.bytes : new Uint8Array(entry.bytes);
const crc = crc32(data);
const local = new Uint8Array(30 + nameBytes.length);
writeU32(local, 0, 0x04034b50);
writeU16(local, 4, 20);
writeU16(local, 6, 0x0800); // UTF-8
writeU16(local, 8, 0); // store
writeU16(local, 10, dt.time);
writeU16(local, 12, dt.date);
writeU32(local, 14, crc);
writeU32(local, 18, data.length);
writeU32(local, 22, data.length);
writeU16(local, 26, nameBytes.length);
writeU16(local, 28, 0);
local.set(nameBytes, 30);
localParts.push(local, data);
const central = new Uint8Array(46 + nameBytes.length);
writeU32(central, 0, 0x02014b50);
writeU16(central, 4, 20);
writeU16(central, 6, 20);
writeU16(central, 8, 0x0800);
writeU16(central, 10, 0);
writeU16(central, 12, dt.time);
writeU16(central, 14, dt.date);
writeU32(central, 16, crc);
writeU32(central, 20, data.length);
writeU32(central, 24, data.length);
writeU16(central, 28, nameBytes.length);
writeU16(central, 30, 0);
writeU16(central, 32, 0);
writeU16(central, 34, 0);
writeU16(central, 36, 0);
writeU32(central, 38, 0);
writeU32(central, 42, offset);
central.set(nameBytes, 46);
centralParts.push(central);
offset += local.length + data.length;
}
const centralDir = concatParts(centralParts);
const end = new Uint8Array(22);
writeU32(end, 0, 0x06054b50);
writeU16(end, 4, 0);
writeU16(end, 6, 0);
writeU16(end, 8, entries.length);
writeU16(end, 10, entries.length);
writeU32(end, 12, centralDir.length);
writeU32(end, 16, offset);
writeU16(end, 20, 0);
return concatParts([...localParts, centralDir, end]);
}
function render(data) {
const totalEmbeddedBytes = data.embeddedFiles.reduce((sum, f) => sum + Number(f.size || 0), 0);
const rows = [
['源文件', data.sourceName],
['格式', data.bundle.format],
['版本', data.bundle.version || '-'],
['导出时间', data.bundle.exportedAt || '-'],
['文档数量', data.files.length],
['包含 PDF 副本', data.embeddedFiles.length ? `是，${data.embeddedFiles.length} 个` : '否'],
['PDF 总大小', data.embeddedFiles.length ? formatBytes(totalEmbeddedBytes) : '-'],
['锚点数量', data.anchors.length],
['笔记数量', data.notes.length],
['高亮数量', data.annotations.length]
];
els.summary.innerHTML = rows.map(([k, v]) => `<div class="k">${k}</div><div class="v">${escapeHtml(String(v))}</div>`).join('');
els.statusBox.innerHTML = data.embeddedFiles.length
? `<div class="ok">该项目包含 PDF 副本，可以解构出 PDF 文件和全部项目数据。</div>`
: `<div class="warn">该项目没有嵌入 PDF 副本。可以解构出 workspace、锚点、笔记、高亮等数据，但不能还原 PDF 文件本体。</div>`;
if (data.files.length) {
els.fileList.innerHTML = data.files.map((f, idx) => {
const hasData = !!(f.data && f.encoding === 'base64');
return `<div class="file-item">
<div>
<div class="file-name">${escapeHtml(f.name || `document_${idx + 1}.pdf`)}</div>
<div class="file-meta">顺序 ${idx + 1} · ${escapeHtml(f.type || 'application/pdf')} · ${formatBytes(f.size || 0)}</div>
</div>
<span class="pill">${hasData ? '可提取 PDF' : '仅元数据'}</span>
</div>`;
}).join('');
} else {
els.fileList.innerHTML = `<div class="hint">项目文件中没有 files 列表。</div>`;
}
els.preview.textContent = JSON.stringify({
manifest: buildManifest(data),
workspaceSample: {
fileNames: data.workspace.fileNames,
theme: data.workspace.theme,
syncEnabled: data.workspace.syncEnabled,
anchors: data.workspace.anchors,
docStates: data.workspace.docStates,
notesCount: data.notes.length
}
}, null, 2);
els.result.style.display = 'grid';
els.actions.style.display = 'flex';
els.btnFolder.disabled = typeof window.showDirectoryPicker !== 'function';
els.btnPdfs.disabled = !data.embeddedFiles.length;
}
function escapeHtml(s) {
return String(s).replace(/[&<>"']/g, ch => ({
'&': '&', '<': '<', '>': '>', '"': '"', "'": '''
}[ch]));
}
async function readProjectFile(file) {
if (!file) return;
try {
els.preview.textContent = '正在读取项目文件...';
const raw = await file.text();
current = normalizeBundle(raw, file.name);
render(current);
} catch (err) {
current = null;
els.result.style.display = 'grid';
els.actions.style.display = 'none';
els.summary.innerHTML = '';
els.fileList.innerHTML = '';
els.statusBox.innerHTML = `<div class="warn">读取失败：${escapeHtml(err.message || String(err))}</div>`;
els.preview.textContent = String(err && err.stack || err);
}
}
async function exportZip() {
if (!current) return;
const entries = getExtractionEntries(current);
const zip = createZip(entries);
const base = sanitizeName((current.sourceName || 'project').replace(/\.(readerproj|prproj|json)$/i, ''), 'readerproj_export');
await saveBlob(new Blob([zip], { type: 'application/zip' }), `${base}_unpacked.zip`, '解构 ZIP 文件');
}
async function exportFolder() {
if (!current || typeof window.showDirectoryPicker !== 'function') return;
const dir = await window.showDirectoryPicker({ mode: 'readwrite' });
const entries = getExtractionEntries(current);
for (const entry of entries) {
const parts = entry.name.split('/').filter(Boolean);
let currentDir = dir;
for (let i = 0; i < parts.length - 1; i++) {
currentDir = await currentDir.getDirectoryHandle(parts[i], { create: true });
}
const fileHandle = await currentDir.getFileHandle(parts[parts.length - 1], { create: true });
const writable = await fileHandle.createWritable();
await writable.write(new Blob([entry.bytes]));
await writable.close();
}
alert('解构完成。');
}
async function exportPdfs() {
if (!current) return;
for (let i = 0; i < current.embeddedFiles.length; i++) {
const f = current.embeddedFiles[i];
const order = String(i + 1).padStart(2, '0');
const name = sanitizeName(f.name || `document_${order}.pdf`, `document_${order}.pdf`);
const finalName = name.toLowerCase().endsWith('.pdf') ? `${order}_${name}` : `${order}_${name}.pdf`;
const bytes = base64ToBytes(f.data);
downloadBlob(new Blob([bytes], { type: f.type || 'application/pdf' }), finalName);
await new Promise(r => setTimeout(r, 250));
}
}
function exportJsonFile(obj, name) {
return saveBlob(new Blob([JSON.stringify(obj, null, 2)], { type: 'application/json' }), name, 'JSON 文件');
}
function exportMarkdown(text, name) {
return saveBlob(new Blob([text], { type: 'text/markdown;charset=utf-8' }), name, 'Markdown 文件');
}
els.fileInput.addEventListener('change', e => readProjectFile(e.target.files[0]));
els.btnZip.onclick = exportZip;
els.btnFolder.onclick = exportFolder;
els.btnPdfs.onclick = exportPdfs;
els.btnWorkspace.onclick = () => current && exportJsonFile(current.workspace, 'workspace.json');
els.btnNotesJson.onclick = () => current && exportJsonFile(current.notes, 'notes.json');
els.btnNotesMd.onclick = () => current && exportMarkdown(buildNotesMarkdown(current), 'notes.md');
els.btnReset.onclick = () => {
current = null;
els.fileInput.value = '';
els.result.style.display = 'none';
els.actions.style.display = 'none';
};
['dragenter', 'dragover'].forEach(name => {
els.drop.addEventListener(name, e => {
e.preventDefault();
els.drop.classList.add('drag');
});
});
['dragleave', 'drop'].forEach(name => {
els.drop.addEventListener(name, e => {
e.preventDefault();
els.drop.classList.remove('drag');
});
});
els.drop.addEventListener('drop', e => {
const file = e.dataTransfer.files && e.dataTransfer.files[0];
readProjectFile(file);
});
})();
</script>
</body>
</html>