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| <script>
(function () {
const shell = document.querySelector('.attachments-shell[data-openlist-endpoint]');
if (!shell) return;
const endpoint = shell.dataset.openlistEndpoint.replace(/\/+$/, '');
const rootPath = normalizePath(shell.dataset.openlistRoot || '/');
const list = document.getElementById('attachmentsList');
const breadcrumb = document.getElementById('attachmentsBreadcrumb');
const alertBox = document.getElementById('attachmentsAlert');
let currentPath = coerceToRoot(getInitialPath());
let entries = [];
let isLoading = false;
function normalizePath(value) {
let path = String(value || '/').replace(/\\/g, '/').trim();
if (!path.startsWith('/')) path = '/' + path;
path = path.replace(/\/+/g, '/');
if (path.length > 1) path = path.replace(/\/$/, '');
return path || '/';
}
function coerceToRoot(path) {
const normalized = normalizePath(path);
if (rootPath === '/') return normalized;
return normalized === rootPath || normalized.startsWith(rootPath + '/') ? normalized : rootPath;
}
function getInitialPath() {
const params = new URLSearchParams(window.location.search);
return params.get('path') || rootPath;
}
function joinPath(base, name) {
return normalizePath((base === '/' ? '' : base) + '/' + name);
}
function formatSize(size) {
if (!Number.isFinite(size) || size < 0) return '大小未知';
if (size === 0) return '0 B';
const units = ['B', 'KB', 'MB', 'GB', 'TB'];
let value = size;
let index = 0;
while (value >= 1024 && index < units.length - 1) {
value /= 1024;
index++;
}
return (value >= 10 || index === 0 ? value.toFixed(0) : value.toFixed(1)) + ' ' + units[index];
}
function formatDate(value) {
if (!value) return '时间未知';
const date = new Date(value);
if (Number.isNaN(date.getTime())) return '时间未知';
return date.toLocaleDateString('zh-CN', {
year: 'numeric',
month: '2-digit',
day: '2-digit'
});
}
function fileExtension(name) {
const index = name.lastIndexOf('.');
if (index <= 0 || index === name.length - 1) return 'FILE';
return name.slice(index + 1, index + 5).toUpperCase();
}
function fileKind(name) {
const extension = fileExtension(name).toLowerCase();
if (['epub', 'mobi', 'azw', 'azw3', 'fb2', 'cbz', 'cbr'].includes(extension)) return 'book';
if (extension === 'pdf') return 'pdf';
if (['jpg', 'jpeg', 'png', 'gif', 'webp', 'svg', 'bmp', 'heic', 'avif'].includes(extension)) return 'image';
if (['mp4', 'mkv', 'mov', 'avi', 'webm', 'flv', 'wmv'].includes(extension)) return 'video';
if (['mp3', 'flac', 'wav', 'aac', 'ogg', 'm4a'].includes(extension)) return 'audio';
if (['zip', 'rar', '7z', 'tar', 'gz', 'bz2', 'xz'].includes(extension)) return 'archive';
if (['js', 'ts', 'jsx', 'tsx', 'go', 'py', 'java', 'rs', 'c', 'cpp', 'cs', 'html', 'css', 'scss', 'json', 'yaml', 'yml', 'xml', 'md'].includes(extension)) return 'code';
if (['db', 'sql', 'csv', 'xlsx', 'xls'].includes(extension)) return 'data';
if (['doc', 'docx', 'ppt', 'pptx', 'txt', 'rtf'].includes(extension)) return 'document';
return 'file';
}
function sortEntries(items) {
return [...items].sort((left, right) => {
if (left.is_dir !== right.is_dir) return left.is_dir ? -1 : 1;
return left.name.localeCompare(right.name, 'zh-CN', { numeric: true, sensitivity: 'base' });
});
}
async function postOpenList(route, body) {
const response = await fetch(endpoint + route, {
method: 'POST',
headers: {
'Content-Type': 'application/json'
},
body: JSON.stringify(body)
});
if (!response.ok) {
throw new Error('Files 请求失败：HTTP ' + response.status);
}
const payload = await response.json();
if (payload.code !== 200) {
throw new Error(payload.message || 'Files 返回了异常状态');
}
return payload.data || {};
}
function setBusy(nextBusy) {
isLoading = nextBusy;
shell.classList.toggle('is-loading', nextBusy);
}
function showAlert(message) {
if (!message) {
alertBox.hidden = true;
alertBox.textContent = '';
return;
}
alertBox.hidden = false;
alertBox.textContent = message;
}
function renderBreadcrumb() {
breadcrumb.replaceChildren();
const rootParts = rootPath.split('/').filter(Boolean);
const currentParts = currentPath.split('/').filter(Boolean);
const visibleParts = currentParts.slice(rootParts.length);
const rootButton = document.createElement('button');
rootButton.type = 'button';
rootButton.textContent = 'Files';
rootButton.disabled = currentPath === rootPath;
rootButton.addEventListener('click', () => navigateTo(rootPath));
breadcrumb.appendChild(rootButton);
let cumulative = rootPath;
visibleParts.forEach((part, index) => {
const separator = document.createElement('span');
separator.textContent = '/';
separator.setAttribute('aria-hidden', 'true');
breadcrumb.appendChild(separator);
const crumbPath = joinPath(cumulative, part);
cumulative = crumbPath;
const crumb = document.createElement('button');
crumb.type = 'button';
crumb.textContent = part;
crumb.disabled = index === visibleParts.length - 1;
crumb.addEventListener('click', () => navigateTo(crumbPath));
breadcrumb.appendChild(crumb);
});
}
function renderEntries() {
const sortedEntries = sortEntries(entries);
const fragment = document.createDocumentFragment();
if (sortedEntries.length === 0) {
const empty = document.createElement('div');
empty.className = 'attachments-empty';
const title = document.createElement('h3');
title.textContent = '这个目录暂时为空';
const description = document.createElement('p');
description.textContent = '可以通过上方路径返回其它目录。';
empty.append(title, description);
list.replaceChildren(empty);
return;
}
sortedEntries.forEach((item) => {
const itemRow = document.createElement('article');
const itemPath = joinPath(currentPath, item.name);
const kind = item.is_dir ? 'folder' : fileKind(item.name);
itemRow.className = 'attachments-list-item attachments-list-item--' + kind + (item.is_dir ? ' is-directory' : '');
itemRow.tabIndex = 0;
itemRow.setAttribute('role', 'button');
itemRow.setAttribute('aria-label', (item.is_dir ? '打开目录 ' : '下载文件 ') + item.name);
const icon = document.createElement('div');
icon.className = 'attachments-file-icon attachments-file-icon--' + kind;
if (item.is_dir) {
icon.setAttribute('aria-hidden', 'true');
} else {
icon.textContent = fileExtension(item.name);
}
const body = document.createElement('div');
body.className = 'attachments-list-body';
const title = document.createElement('h3');
title.textContent = item.name;
const meta = document.createElement('p');
meta.textContent = item.is_dir ? '目录 · ' + formatDate(item.modified) : formatSize(Number(item.size)) + ' · ' + formatDate(item.modified);
body.append(title, meta);
itemRow.append(icon, body);
const open = () => {
if (isLoading) return;
if (item.is_dir) {
navigateTo(itemPath);
} else {
openFile(itemPath, item.name);
}
};
itemRow.addEventListener('click', open);
itemRow.addEventListener('keydown', (event) => {
if (event.key === 'Enter' || event.key === ' ') {
event.preventDefault();
open();
}
});
fragment.appendChild(itemRow);
});
list.replaceChildren(fragment);
}
function updateUrl(path, replace) {
const url = new URL(window.location.href);
if (path === rootPath) {
url.searchParams.delete('path');
} else {
url.searchParams.set('path', path);
}
const state = { path: path };
if (replace) {
window.history.replaceState(state, '', url);
} else {
window.history.pushState(state, '', url);
}
}
async function loadDirectory(path, options) {
const nextPath = coerceToRoot(path);
currentPath = nextPath;
renderBreadcrumb();
setBusy(true);
showAlert('');
try {
const data = await postOpenList('/api/fs/list', {
path: currentPath,
password: '',
page: 1,
per_page: 1000,
refresh: Boolean(options && options.refresh)
});
entries = Array.isArray(data.content) ? data.content : [];
renderEntries();
if (!options || !options.skipHistory) {
updateUrl(currentPath, Boolean(options && options.replaceHistory));
}
} catch (error) {
entries = [];
list.replaceChildren();
showAlert(error.message || 'Files 暂时无法访问');
} finally {
setBusy(false);
}
}
function navigateTo(path) {
loadDirectory(path, { skipHistory: false });
}
async function openFile(path, name) {
setBusy(true);
showAlert('');
try {
const data = await postOpenList('/api/fs/get', {
path: path,
password: ''
});
if (!data.raw_url) {
throw new Error('这个文件暂时没有可用的直链');
}
const link = document.createElement('a');
link.href = data.raw_url;
link.download = name;
link.rel = 'noopener noreferrer';
document.body.appendChild(link);
link.click();
link.remove();
} catch (error) {
showAlert(error.message || '下载链接获取失败');
} finally {
setBusy(false);
}
}
window.addEventListener('popstate', () => loadDirectory(getInitialPath(), { skipHistory: true }));
loadDirectory(currentPath, { replaceHistory: true });
})();
</script>
{{ end }}
|
