File size: 35,232 Bytes
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import tempfile
from flask import Flask, request, jsonify, send_file
from huggingface_hub import (
batch_bucket_files,
download_bucket_files,
list_bucket_tree
)
app = Flask(__name__)
HF_TOKEN = os.environ.get("HF_TOKEN")
if not HF_TOKEN:
raise ValueError("HF_TOKEN environment variable not set. Please add it to Space Secrets.")
BUCKET_ID = "nagose/filebed"
HTML_CONTENT = """<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>HF Bucket 文件管理器 · 支持目录导航</title>
<style>
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
background: linear-gradient(145deg, #f0f4fa 0%, #e6ecf4 100%);
min-height: 100vh;
padding: 2rem 1rem;
display: flex;
justify-content: center;
align-items: center;
}
.container {
max-width: 1200px;
width: 100%;
margin: 0 auto;
}
.grid {
display: grid;
grid-template-columns: 1fr 1fr;
gap: 1.5rem;
}
.card {
background: rgba(255, 255, 255, 0.8);
backdrop-filter: blur(10px);
-webkit-backdrop-filter: blur(10px);
border: 1px solid rgba(255, 255, 255, 0.5);
border-radius: 28px;
box-shadow: 0 20px 40px -12px rgba(0, 20, 40, 0.25);
padding: 1.8rem;
transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.card:hover {
transform: translateY(-4px);
box-shadow: 0 30px 50px -15px rgba(0, 30, 60, 0.3);
}
h2 {
font-size: 1.8rem;
font-weight: 600;
margin-bottom: 1.5rem;
color: #1a2b3c;
display: flex;
align-items: center;
gap: 0.5rem;
}
.upload-area {
display: flex;
flex-direction: column;
gap: 1.2rem;
margin-bottom: 2rem;
}
.file-label {
background: #f1f5f9;
border-radius: 60px;
padding: 0.8rem 1.5rem;
display: inline-flex;
align-items: center;
gap: 0.8rem;
border: 2px dashed #b0c4de;
cursor: pointer;
transition: all 0.2s;
width: fit-content;
font-weight: 500;
color: #1e293b;
}
.file-label:hover {
background: #e2eaf3;
border-color: #3b82f6;
}
input[type="file"] { display: none; }
.dir-input {
padding: 0.8rem 1.2rem;
border-radius: 40px;
border: 1px solid #cbd5e1;
font-size: 1rem;
background: white;
width: 100%;
}
.button {
background: #3b82f6;
border: none;
color: white;
font-weight: 600;
padding: 0.8rem 2rem;
border-radius: 40px;
font-size: 1rem;
cursor: pointer;
box-shadow: 0 6px 14px rgba(59, 130, 246, 0.3);
transition: all 0.15s ease;
width: fit-content;
border: 1px solid rgba(255,255,255,0.2);
}
.button:hover {
background: #2563eb;
transform: scale(1.02);
box-shadow: 0 10px 20px rgba(37, 99, 235, 0.4);
}
.button.secondary {
background: #64748b;
box-shadow: 0 6px 14px rgba(100, 116, 139, 0.3);
}
.button.secondary:hover {
background: #475569;
}
.button.danger {
background: #ef4444;
box-shadow: 0 6px 14px rgba(239, 68, 68, 0.25);
}
.button.danger:hover {
background: #dc2626;
}
.button.small {
padding: 0.4rem 1rem;
font-size: 0.9rem;
}
.log {
background: #1e293b;
color: #b9e6f0;
padding: 1.2rem;
border-radius: 24px;
font-family: 'JetBrains Mono', monospace;
font-size: 0.9rem;
border-left: 6px solid #3b82f6;
white-space: pre-wrap;
max-height: 250px;
overflow: auto;
margin-top: 1.5rem;
}
.log p { margin: 0.2rem 0; }
.timestamp { color: #94a3b8; margin-right: 0.5rem; }
.file-list {
display: flex;
flex-direction: column;
gap: 0.6rem;
margin-top: 1rem;
max-height: 400px;
overflow-y: auto;
padding-right: 0.5rem;
}
.file-item {
display: flex;
justify-content: space-between;
align-items: center;
background: #ffffffd6;
backdrop-filter: blur(4px);
padding: 0.8rem 1.5rem;
border-radius: 40px;
box-shadow: 0 4px 8px rgba(0,0,0,0.02);
border: 1px solid rgba(255,255,255,0.6);
}
.file-link {
color: #1e3a8a;
font-weight: 500;
text-decoration: none;
word-break: break-all;
cursor: pointer;
display: flex;
align-items: center;
gap: 0.5rem;
}
.file-link:hover {
text-decoration: underline;
color: #2563eb;
}
.directory-link {
color: #b45309;
font-weight: 500;
cursor: pointer;
display: flex;
align-items: center;
gap: 0.5rem;
}
.directory-link:hover {
text-decoration: underline;
color: #d97706;
}
.empty-message {
text-align: center;
color: #64748b;
padding: 2rem;
font-style: italic;
}
.api-test {
display: flex;
flex-direction: column;
gap: 1.5rem;
}
.api-section {
border-top: 1px solid #cbd5e1;
padding-top: 1rem;
}
.api-row {
display: flex;
align-items: center;
gap: 1rem;
flex-wrap: wrap;
margin: 0.8rem 0;
}
.api-input {
flex: 1;
padding: 0.8rem 1.2rem;
border-radius: 40px;
border: 1px solid #cbd5e1;
font-size: 1rem;
background: white;
}
.api-result {
background: #1e293b;
color: #b9e6f0;
padding: 1rem;
border-radius: 20px;
font-family: monospace;
font-size: 0.9rem;
white-space: pre-wrap;
max-height: 200px;
overflow: auto;
}
.api-docs {
background: #f8fafc;
border-radius: 20px;
padding: 1rem;
margin-top: 1rem;
}
.api-docs h3 {
font-size: 1.2rem;
margin-bottom: 0.8rem;
color: #0f172a;
}
.api-docs ul {
list-style: none;
padding-left: 0;
}
.api-docs li {
margin: 0.8rem 0;
padding: 0.8rem;
background: white;
border-radius: 16px;
border-left: 4px solid #3b82f6;
}
.api-docs code {
background: #000000;
color: white;
padding: 0.2rem 0.4rem;
border-radius: 6px;
font-family: monospace;
}
.nav-bar {
display: flex;
gap: 0.5rem;
margin-bottom: 1rem;
align-items: center;
}
.nav-bar input {
flex: 1;
}
footer {
margin-top: 2rem;
text-align: center;
color: #64748b;
font-size: 0.9rem;
}
@media (max-width: 768px) {
.grid { grid-template-columns: 1fr; }
}
</style>
</head>
<body>
<div class="container">
<h1 style="font-size: 2.5rem; margin-bottom: 2rem; color: #0f172a;">📦 HF Bucket 文件管理器 (目录导航)</h1>
<div class="grid">
<!-- 左侧：文件上传与浏览 -->
<div class="card">
<h2>📤 文件上传</h2>
<div class="upload-area">
<label for="fileInput" class="file-label" id="fileLabel">📎 选择文件</label>
<input type="file" id="fileInput">
<input type="text" id="uploadDir" class="dir-input" placeholder="目标目录 (可选，如 images/ 或 logs/2026/)" value="">
<button class="button" id="uploadBtn">⬆️ 上传到 Bucket</button>
</div>
<h2 style="margin-top: 2rem;">📁 浏览</h2>
<div class="nav-bar">
<input type="text" id="currentDir" class="dir-input" placeholder="当前目录 (留空为根目录)" value="">
<button class="button secondary small" id="listBtn">列出文件</button>
<button class="button secondary small" id="goUpBtn" title="返回上级">⬆️ 上级</button>
</div>
<div id="fileList" class="file-list">
<div class="empty-message">加载中...</div>
</div>
<div class="log" id="log">就绪</div>
</div>
<!-- 右侧：API 测试面板 + 使用说明 -->
<div class="card">
<h2>🧪 API 测试</h2>
<div class="api-test">
<div class="api-section">
<h3>📤 上传文件 (POST /upload) 支持目录</h3>
<div class="api-row">
<input type="file" id="apiFileInput" style="flex:1; padding:0.5rem;">
<span style="color:#64748b;">(留空则使用左侧文件)</span>
</div>
<div class="api-row">
<input type="text" id="apiUploadDir" class="api-input" placeholder="目标目录 (可选，如 images/)" value="">
<button class="button secondary small" id="apiUploadBtn">上传测试</button>
</div>
</div>
<div class="api-section">
<h3>📋 列出文件 (GET /list?dir=...)</h3>
<div class="api-row">
<input type="text" id="apiListDir" class="api-input" placeholder="目录 (留空为根目录)" value="">
<button class="button secondary small" id="apiListBtn">获取列表</button>
</div>
</div>
<div class="api-section">
<h3>📥 获取文件信息 (HEAD /file/<filename>)</h3>
<div class="api-row">
<input type="text" class="api-input" id="apiFilename" placeholder="输入文件名（可包含目录）">
<button class="button secondary small" id="apiGetBtn">检查</button>
</div>
</div>
<div class="api-section">
<h3>🗑️ 删除文件 (DELETE /delete/<filename>)</h3>
<div class="api-row">
<input type="text" class="api-input" id="apiDeleteFilename" placeholder="要删除的文件名（可包含目录）">
<button class="button danger small" id="apiDeleteBtn">删除</button>
</div>
</div>
<div class="api-result" id="apiResult">点击按钮查看结果</div>
<div class="api-docs">
<h3>📚 API 使用说明 (JavaScript 示例)</h3>
<p style="color: #334155; margin-bottom: 1rem;">所有请求均需在 Hugging Face Space 内调用（同源），无需额外认证。</p>
<!-- 上传文件 -->
<div style="background: white; border-radius: 16px; padding: 1rem; margin-bottom: 1.5rem; border-left: 4px solid #3b82f6;">
<h4 style="margin: 0 0 0.5rem 0; color: #0f172a;">📤 上传文件</h4>
<p><code>POST /upload</code></p>
<p><strong>请求格式：</strong> <code>multipart/form-data</code></p>
<p><strong>参数：</strong></p>
<ul style="margin-left: 1.5rem; margin-bottom: 0.5rem;">
<li><code>file</code> (必填) - 要上传的文件</li>
<li><code>dir</code> (可选) - 目标目录路径，例如 <code>"images/"</code> 或 <code>"logs/2026/"</code>。留空则上传到根目录。</li>
</ul>
<p><strong>成功响应：</strong> <code>{"success": true, "filename": "远程完整路径"}</code></p>
<p><strong>失败响应：</strong> <code>{"error": "错误信息"}</code> (HTTP 4xx/5xx)</p>
<!-- 修改后的代码框样式 -->
<pre style="background: #000000; color: white; padding: 1rem; border-radius: 12px; overflow-x: auto; font-family: 'JetBrains Mono', 'Fira Code', monospace; font-size: 0.9rem; line-height: 1.5;"><code>// 使用 FormData 上传
const fileInput = document.getElementById('fileInput'); // 文件选择 input
const file = fileInput.files[0];
const dir = "images/"; // 可选目录
const formData = new FormData();
formData.append('file', file);
formData.append('dir', dir);
fetch('/upload', {
method: 'POST',
body: formData
})
.then(res => res.json())
.then(data => {
if (data.error) throw new Error(data.error);
console.log('上传成功:', data.filename);
})
.catch(err => console.error('上传失败:', err.message));</code></pre>
</div>
<!-- 列出文件 -->
<div style="background: white; border-radius: 16px; padding: 1rem; margin-bottom: 1.5rem; border-left: 4px solid #3b82f6;">
<h4 style="margin: 0 0 0.5rem 0; color: #0f172a;">📋 列出文件</h4>
<p><code>GET /list?dir=...</code></p>
<p><strong>查询参数：</strong></p>
<ul style="margin-left: 1.5rem; margin-bottom: 0.5rem;">
<li><code>dir</code> (可选) - 目录路径，例如 <code>"images/"</code>。留空则列出根目录下的第一层内容。</li>
</ul>
<p><strong>成功响应：</strong> 字符串数组，每个元素是文件或目录的完整路径（目录路径以 <code>/</code> 结尾）。例如：<code>["file.txt", "images/", "logs/"]</code></p>
<p><strong>失败响应：</strong> <code>{"error": "错误信息"}</code> (HTTP 5xx)</p>
<pre style="background: #000000; color: white; padding: 1rem; border-radius: 12px; overflow-x: auto; font-family: 'JetBrains Mono', 'Fira Code', monospace; font-size: 0.9rem; line-height: 1.5;"><code>// 列出根目录内容
fetch('/list')
.then(res => res.json())
.then(files => {
files.forEach(path => {
if (path.endsWith('/')) {
console.log('目录:', path);
} else {
console.log('文件:', path);
}
});
});
// 列出指定目录（如 images/）内容
const dir = "images/";
fetch(`/list?dir=${encodeURIComponent(dir)}`)
.then(res => res.json())
.then(files => console.log(files));</code></pre>
</div>
<!-- 下载文件 -->
<div style="background: white; border-radius: 16px; padding: 1rem; margin-bottom: 1.5rem; border-left: 4px solid #3b82f6;">
<h4 style="margin: 0 0 0.5rem 0; color: #0f172a;">📥 下载文件</h4>
<p><code>GET /file/<filename></code></p>
<p><strong>路径参数：</strong></p>
<ul style="margin-left: 1.5rem; margin-bottom: 0.5rem;">
<li><code>filename</code> - 文件的完整路径（可包含目录），例如 <code>"images/avatar.png"</code>。</li>
</ul>
<p><strong>成功响应：</strong> 文件内容（作为附件下载）。</p>
<p><strong>失败响应：</strong> <code>{"error": "错误信息"}</code> (HTTP 4xx/5xx)</p>
<pre style="background: #000000; color: white; padding: 1rem; border-radius: 12px; overflow-x: auto; font-family: 'JetBrains Mono', 'Fira Code', monospace; font-size: 0.9rem; line-height: 1.5;"><code>// 触发浏览器下载
const filename = "images/avatar.png";
window.location.href = `/file/${encodeURIComponent(filename)}`;
// 或者用 fetch 获取文件 Blob
fetch(`/file/${encodeURIComponent(filename)}`)
.then(res => {
if (!res.ok) throw new Error('文件不存在');
return res.blob();
})
.then(blob => {
const url = URL.createObjectURL(blob);
const a = document.createElement('a');
a.href = url;
a.download = filename.split('/').pop(); // 提取文件名
a.click();
})
.catch(err => console.error('下载失败:', err.message));</code></pre>
</div>
<!-- 检查文件存在性 -->
<div style="background: white; border-radius: 16px; padding: 1rem; margin-bottom: 1.5rem; border-left: 4px solid #3b82f6;">
<h4 style="margin: 0 0 0.5rem 0; color: #0f172a;">🔍 检查文件是否存在</h4>
<p><code>HEAD /file/<filename></code></p>
<p><strong>路径参数：</strong> 同下载接口的 <code>filename</code>。</p>
<p><strong>成功响应：</strong> HTTP 200，无响应体。</p>
<p><strong>失败响应：</strong> HTTP 404 并返回 JSON 错误信息。</p>
<pre style="background: #000000; color: white; padding: 1rem; border-radius: 12px; overflow-x: auto; font-family: 'JetBrains Mono', 'Fira Code', monospace; font-size: 0.9rem; line-height: 1.5;"><code>const filename = "config.json";
fetch(`/file/${encodeURIComponent(filename)}`, { method: 'HEAD' })
.then(res => {
if (res.ok) {
console.log('文件存在');
} else {
return res.json().then(err => { throw new Error(err.error); });
}
})
.catch(err => console.error('检查失败:', err.message));</code></pre>
</div>
<!-- 删除文件 -->
<div style="background: white; border-radius: 16px; padding: 1rem; margin-bottom: 1.5rem; border-left: 4px solid #ef4444;">
<h4 style="margin: 0 0 0.5rem 0; color: #0f172a;">🗑️ 删除文件</h4>
<p><code>DELETE /delete/<filename></code></p>
<p><strong>路径参数：</strong> 同下载接口的 <code>filename</code>。</p>
<p><strong>成功响应：</strong> <code>{"success": true}</code></p>
<p><strong>失败响应：</strong> <code>{"error": "错误信息"}</code> (HTTP 4xx/5xx)</p>
<pre style="background: #1e1e1e; color: white; padding: 1rem; border-radius: 12px; overflow-x: auto; font-family: 'JetBrains Mono', 'Fira Code', monospace; font-size: 0.9rem; line-height: 1.5;"><code>const filename = "temp.log";
fetch(`/delete/${encodeURIComponent(filename)}`, { method: 'DELETE' })
.then(res => res.json())
.then(data => {
if (data.success) {
console.log('删除成功');
} else {
throw new Error(data.error);
}
})
.catch(err => console.error('删除失败:', err.message));</code></pre>
</div>
</div>
</div>
</div>
</div>
<footer>Powered by Hugging Face Buckets · 支持多级目录导航</footer>
</div>
<script>
(function() {
// DOM 元素
const fileInput = document.getElementById('fileInput');
const uploadBtn = document.getElementById('uploadBtn');
const fileLabel = document.getElementById('fileLabel');
const uploadDir = document.getElementById('uploadDir');
const currentDir = document.getElementById('currentDir');
const listBtn = document.getElementById('listBtn');
const goUpBtn = document.getElementById('goUpBtn');
const logDiv = document.getElementById('log');
const fileListDiv = document.getElementById('fileList');
const apiResult = document.getElementById('apiResult');
const apiListBtn = document.getElementById('apiListBtn');
const apiListDir = document.getElementById('apiListDir');
const apiGetBtn = document.getElementById('apiGetBtn');
const apiDeleteBtn = document.getElementById('apiDeleteBtn');
const apiFilename = document.getElementById('apiFilename');
const apiDeleteFilename = document.getElementById('apiDeleteFilename');
const apiFileInput = document.getElementById('apiFileInput');
const apiUploadDir = document.getElementById('apiUploadDir');
const apiUploadBtn = document.getElementById('apiUploadBtn');
// 辅助函数：添加日志
function addLog(msg, isErr = false) {
const p = document.createElement('p');
const ts = new Date().toLocaleTimeString();
p.innerHTML = '<span class="timestamp">[' + ts + ']</span> ' + (isErr ? '❌ ' : '') + msg;
if (isErr) p.style.color = '#f87171';
logDiv.appendChild(p);
logDiv.scrollTop = logDiv.scrollHeight;
}
function clearLog() { logDiv.innerHTML = ''; }
// 显示 API 结果
function showApiResult(data, isError = false) {
if (typeof data === 'object') {
apiResult.textContent = JSON.stringify(data, null, 2);
} else {
apiResult.textContent = data;
}
if (isError) apiResult.style.color = '#f87171';
else apiResult.style.color = '#b9e6f0';
}
// 构建远程路径：目录 + 文件名
function buildRemotePath(dir, filename) {
dir = dir.trim();
if (!dir) return filename;
if (!dir.endsWith('/')) dir += '/';
if (dir.startsWith('/')) dir = dir.substring(1);
return dir + filename;
}
// 获取用于上传的文件
function getUploadFile() {
if (apiFileInput.files.length > 0) {
return apiFileInput.files[0];
} else if (fileInput.files.length > 0) {
return fileInput.files[0];
}
return null;
}
// 加载文件列表
async function loadList(dir) {
dir = dir || '';
currentDir.value = dir; // 同步输入框
try {
fileListDiv.innerHTML = '<div class="empty-message">加载中...</div>';
let url = '/list';
if (dir) url += '?dir=' + encodeURIComponent(dir);
const res = await fetch(url);
if (!res.ok) {
const err = await res.text();
throw new Error(`HTTP ${res.status}: ${err}`);
}
const items = await res.json(); // 数组，每个元素是路径字符串
if (items.length === 0) {
fileListDiv.innerHTML = '<div class="empty-message">📭 空目录</div>';
} else {
// 根据路径是否以 / 结尾判断是目录还是文件
const html = items.map(path => {
const isDir = path.endsWith('/');
if (isDir) {
const dirName = path.slice(0, -1); // 去掉末尾斜杠，用于显示
return `
<div class="file-item">
<span class="directory-link" onclick="navigateTo('${path}')">
📁 ${dirName}
</span>
<!-- 目录暂不提供删除按钮，可后续扩展 -->
</div>
`;
} else {
// 文件：显示下载链接和删除按钮
return `
<div class="file-item">
<a href="/file/${encodeURIComponent(path)}" target="_blank" class="file-link">
📄 ${path}
</a>
<button class="button danger small" onclick="deleteFile('${path.replace(/'/g, "\\\\'")}')">删除</button>
</div>
`;
}
}).join('');
fileListDiv.innerHTML = html;
}
} catch (err) {
fileListDiv.innerHTML = '<div class="empty-message">❌ 加载失败</div>';
addLog('列表加载错误: ' + err.message, true);
}
}
// 导航到目录
window.navigateTo = function(dirPath) {
// dirPath 以 / 结尾，例如 "subdir/"
const dir = dirPath; // 直接使用，loadList 会处理
loadList(dir);
};
// 删除文件
window.deleteFile = async function(filename) {
if (!confirm(`确定删除 ${filename} 吗？`)) return;
try {
addLog('正在删除: ' + filename);
const res = await fetch('/delete/' + encodeURIComponent(filename), { method: 'DELETE' });
const text = await res.text();
if (!res.ok) throw new Error(`删除失败 (${res.status}): ${text}`);
addLog('✅ 删除成功: ' + filename);
// 刷新当前目录
loadList(currentDir.value);
} catch (err) {
addLog(err.message, true);
}
};
// 返回上级目录
function goUp() {
let dir = currentDir.value.trim();
if (!dir) return; // 已在根目录
// 移除末尾的 /
dir = dir.endsWith('/') ? dir.slice(0, -1) : dir;
const parts = dir.split('/');
parts.pop(); // 去掉最后一级
const parent = parts.length ? parts.join('/') + '/' : '';
loadList(parent);
}
// 左侧文件选择显示
fileInput.addEventListener('change', function() {
if (fileInput.files.length > 0) {
fileLabel.textContent = '📄 ' + fileInput.files[0].name;
} else {
fileLabel.textContent = '📎 选择文件';
}
});
// 左侧上传按钮
uploadBtn.addEventListener('click', async () => {
const file = fileInput.files[0];
if (!file) { alert('请选择文件'); return; }
const dir = uploadDir.value;
const remotePath = buildRemotePath(dir, file.name);
clearLog();
addLog('开始上传到: ' + remotePath);
uploadBtn.disabled = true;
const formData = new FormData();
formData.append('file', file);
formData.append('dir', dir);
try {
const res = await fetch('/upload', { method: 'POST', body: formData });
const data = await res.json();
if (!res.ok) throw new Error(data.error || `HTTP ${res.status}`);
addLog('✅ 上传成功！路径: ' + data.filename);
fileInput.value = '';
fileLabel.textContent = '📎 选择文件';
uploadDir.value = '';
// 上传后刷新当前目录
loadList(currentDir.value);
} catch (err) {
addLog('❌ ' + err.message, true);
} finally {
uploadBtn.disabled = false;
}
});
// 列出文件按钮
listBtn.addEventListener('click', () => {
loadList(currentDir.value.trim());
});
// 返回上级按钮
goUpBtn.addEventListener('click', goUp);
// API 测试：上传文件
apiUploadBtn.addEventListener('click', async () => {
const file = getUploadFile();
if (!file) {
alert('请选择文件（在左侧或右侧上传区域选择）');
return;
}
const dir = apiUploadDir.value;
const remotePath = buildRemotePath(dir, file.name);
const formData = new FormData();
formData.append('file', file);
formData.append('dir', dir);
try {
showApiResult('正在上传到 ' + remotePath + ' ...');
const res = await fetch('/upload', { method: 'POST', body: formData });
const data = await res.json();
if (!res.ok) throw new Error(data.error || `HTTP ${res.status}`);
showApiResult(data);
loadList(currentDir.value);
} catch (err) {
showApiResult(err.message, true);
}
});
// API 测试：列出文件
apiListBtn.addEventListener('click', async () => {
const dir = apiListDir.value.trim();
try {
showApiResult('正在请求 /list?dir=' + dir + ' ...');
let url = '/list';
if (dir) url += '?dir=' + encodeURIComponent(dir);
const res = await fetch(url);
const data = await res.json();
if (!res.ok) throw new Error(data.error || `HTTP ${res.status}`);
showApiResult(data);
// 同时更新左侧浏览目录为相同目录并刷新
loadList(dir);
} catch (err) {
showApiResult(err.message, true);
}
});
// API 测试：获取文件信息
apiGetBtn.addEventListener('click', async () => {
const filename = apiFilename.value.trim();
if (!filename) { alert('请输入文件名'); return; }
try {
showApiResult('正在检查 /file/' + filename + ' ...');
const res = await fetch('/file/' + encodeURIComponent(filename), { method: 'HEAD' });
if (res.ok) {
showApiResult({ status: 'OK', message: '文件存在，可下载' });
} else {
const text = await res.text();
throw new Error(`HTTP ${res.status}: ${text}`);
}
} catch (err) {
showApiResult(err.message, true);
}
});
// API 测试：删除文件
apiDeleteBtn.addEventListener('click', async () => {
const filename = apiDeleteFilename.value.trim();
if (!filename) { alert('请输入文件名'); return; }
if (!confirm(`确定通过 API 删除 ${filename} 吗？`)) return;
try {
showApiResult('正在删除 ' + filename + ' ...');
const res = await fetch('/delete/' + encodeURIComponent(filename), { method: 'DELETE' });
const text = await res.text();
if (!res.ok) throw new Error(`HTTP ${res.status}: ${text}`);
showApiResult({ success: true, message: '文件已删除' });
loadList(currentDir.value);
} catch (err) {
showApiResult(err.message, true);
}
});
// 初始化：加载根目录
loadList('');
})();
</script>
</body>
</html>"""
@app.route('/')
def index():
return HTML_CONTENT
@app.route('/upload', methods=['POST'])
def upload():
if 'file' not in request.files:
return jsonify({'error': 'No file part'}), 400
file = request.files['file']
if file.filename == '':
return jsonify({'error': 'No selected file'}), 400
target_dir = request.form.get('dir', '').strip()
filename = file.filename
if target_dir:
# 规范化目录路径：去除前导 '/'，确保末尾有 '/'
if target_dir.startswith('/'):
target_dir = target_dir[1:]
if not target_dir.endswith('/'):
target_dir += '/'
remote_path = target_dir + filename
else:
remote_path = filename
with tempfile.NamedTemporaryFile(delete=False) as tmp:
file.save(tmp.name)
try:
batch_bucket_files(
bucket_id=BUCKET_ID,
add=[(tmp.name, remote_path)],
token=HF_TOKEN
)
except Exception as e:
return jsonify({'error': str(e)}), 500
finally:
os.unlink(tmp.name)
# 构建完整文件访问 URL
base_url = "https://" + request.host + "/" # 例如 "https://chatyou-filebed.hf.space/"
file_url = base_url + "file/" + remote_path
return jsonify({'success': True, 'filename': file_url})
@app.route('/list')
def list_files():
"""
列出 bucket 中指定目录下的第一层内容（文件和目录）。
若未提供 dir 参数或 dir 为空，则列出根目录下的第一层内容。
返回的列表元素为路径字符串，目录路径以 '/' 结尾，文件路径不以 '/' 结尾。
"""
dir_param = request.args.get('dir', '').strip()
try:
# 规范化目录参数
if dir_param:
if dir_param.startswith('/'):
dir_param = dir_param[1:]
if not dir_param.endswith('/'):
dir_param += '/'
# 当 dir_param 为空时，prefix='' 表示根目录
items = list_bucket_tree(
bucket_id=BUCKET_ID,
prefix=dir_param,
recursive=False, # 不递归，只列出该目录下的直接内容
token=HF_TOKEN
)
# 为目录添加末尾斜杠，文件保持原样
paths = []
for item in items:
if item.type == 'directory':
paths.append(item.path + '/')
else:
paths.append(item.path)
return jsonify(paths)
except Exception as e:
return jsonify({'error': str(e)}), 500
@app.route('/file/<path:filename>')
def get_file(filename):
try:
with tempfile.TemporaryDirectory() as tmpdir:
local_path = os.path.join(tmpdir, filename)
download_bucket_files(
bucket_id=BUCKET_ID,
files=[(filename, local_path)],
token=HF_TOKEN
)
return send_file(local_path, as_attachment=True, download_name=filename)
except Exception as e:
return jsonify({'error': str(e)}), 500
@app.route('/delete/<path:filename>', methods=['DELETE'])
def delete_file(filename):
try:
batch_bucket_files(
bucket_id=BUCKET_ID,
delete=[filename],
token=HF_TOKEN
)
return jsonify({'success': True})
except Exception as e:
return jsonify({'error': str(e)}), 500
if __name__ == '__main__':
app.run(host='0.0.0.0', port=7860) |