dufs/assets/index.js
2022-06-03 07:18:12 +08:00

265 lines
9 KiB
JavaScript

/**
* @type Element
*/
let $pathsTable, $pathsTableBody, $uploadersTable;
/**
* @type string
*/
let baseDir;
class Uploader {
idx;
file;
name;
$uploadStatus;
static globalIdx = 0;
constructor(file, dirs) {
this.name = [...dirs, file.name].join("/");
this.idx = Uploader.globalIdx++;
this.file = file;
}
upload() {
const { file, idx, name } = this;
let url = getUrl(name);
if (file.name == baseDir + ".zip") {
url += "?unzip";
}
$uploadersTable.insertAdjacentHTML("beforeend", `
<tr id="upload${idx}" class="uploader">
<td class="path cell-name">
<div>${getSvg("File")}</div>
<a href="${url}">${name}</a>
</td>
<td class="cell-status" id="uploadStatus${idx}"></td>
</tr>`);
$uploadersTable.classList.remove("hidden");
this.$uploadStatus = document.getElementById(`uploadStatus${idx}`);
const ajax = new XMLHttpRequest();
ajax.upload.addEventListener("progress", e => this.progress(e), false);
ajax.addEventListener("readystatechange", () => {
if(ajax.readyState === 4) {
if (ajax.status == 200) {
this.complete();
} else {
this.fail();
}
}
})
ajax.addEventListener("error", () => this.fail(), false);
ajax.addEventListener("abort", () => this.fail(), false);
ajax.open("PUT", url);
ajax.send(file);
}
progress(event) {
const percent = (event.loaded / event.total) * 100;
this.$uploadStatus.innerHTML = `${percent.toFixed(2)}%`;
}
complete() {
this.$uploadStatus.innerHTML = ``;
}
fail() {
this.$uploadStatus.innerHTML = ``;
}
}
function addBreadcrumb(value) {
const $breadcrumb = document.querySelector(".breadcrumb");
const parts = value.split("/").filter(v => !!v);
const len = parts.length;
let path = "";
for (let i = 0; i < len; i++) {
const name = parts[i];
if (i > 0) {
path += "/" + name;
}
if (i === len - 1) {
$breadcrumb.insertAdjacentHTML("beforeend", `<b>${name}</b>`);
baseDir = name;
} else if (i === 0) {
$breadcrumb.insertAdjacentHTML("beforeend", `<a href="/"><b>${name}</b></a>`);
} else {
$breadcrumb.insertAdjacentHTML("beforeend", `<a href="${encodeURI(path)}">${name}</a>`);
}
$breadcrumb.insertAdjacentHTML("beforeend", `<span class="separator">/</span>`);
}
}
function addPath(file, index) {
const url = getUrl(file.name)
let actionDelete = "";
let actionDownload = "";
if (file.path_type.endsWith("Dir")) {
actionDownload = `
<div class="action-btn">
<a href="${url}?zip" title="Download folder as a .zip file">
<svg width="16" height="16" viewBox="0 0 16 16"><path d="M.5 9.9a.5.5 0 0 1 .5.5v2.5a1 1 0 0 0 1 1h12a1 1 0 0 0 1-1v-2.5a.5.5 0 0 1 1 0v2.5a2 2 0 0 1-2 2H2a2 2 0 0 1-2-2v-2.5a.5.5 0 0 1 .5-.5z"/><path d="M7.646 11.854a.5.5 0 0 0 .708 0l3-3a.5.5 0 0 0-.708-.708L8.5 10.293V1.5a.5.5 0 0 0-1 0v8.793L5.354 8.146a.5.5 0 1 0-.708.708l3 3z"/></svg>
</a>
</div>`;
} else {
actionDownload = `
<div class="action-btn" >
<a href="${url}" title="Download file" download>
<svg width="16" height="16" viewBox="0 0 16 16"><path d="M.5 9.9a.5.5 0 0 1 .5.5v2.5a1 1 0 0 0 1 1h12a1 1 0 0 0 1-1v-2.5a.5.5 0 0 1 1 0v2.5a2 2 0 0 1-2 2H2a2 2 0 0 1-2-2v-2.5a.5.5 0 0 1 .5-.5z"/><path d="M7.646 11.854a.5.5 0 0 0 .708 0l3-3a.5.5 0 0 0-.708-.708L8.5 10.293V1.5a.5.5 0 0 0-1 0v8.793L5.354 8.146a.5.5 0 1 0-.708.708l3 3z"/></svg>
</a>
</div>`;
}
if (DATA.allow_delete) {
actionDelete = `
<div onclick="deletePath(${index})" class="action-btn" id="deleteBtn${index}" title="Delete ${file.name}">
<svg width="16" height="16" fill="currentColor"viewBox="0 0 16 16"><path d="M6.854 7.146a.5.5 0 1 0-.708.708L7.293 9l-1.147 1.146a.5.5 0 0 0 .708.708L8 9.707l1.146 1.147a.5.5 0 0 0 .708-.708L8.707 9l1.147-1.146a.5.5 0 0 0-.708-.708L8 8.293 6.854 7.146z"/><path d="M14 14V4.5L9.5 0H4a2 2 0 0 0-2 2v12a2 2 0 0 0 2 2h8a2 2 0 0 0 2-2zM9.5 3A1.5 1.5 0 0 0 11 4.5h2V14a1 1 0 0 1-1 1H4a1 1 0 0 1-1-1V2a1 1 0 0 1 1-1h5.5v2z"/></svg>
</div>`;
}
let actionCell = `
<td class="cell-actions">
${actionDownload}
${actionDelete}
</td>`
$pathsTableBody.insertAdjacentHTML("beforeend", `
<tr id="addPath${index}">
<td class="path cell-name">
<div>${getSvg(file.path_type)}</div>
<a href="${url}" title="${file.name}">${file.name}</a>
</td>
<td class="cell-mtime">${formatMtime(file.mtime)}</td>
<td class="cell-size">${formatSize(file.size)}</td>
${actionCell}
</tr>`)
}
async function deletePath(index) {
const file = DATA.paths[index];
if (!file) return;
if (!confirm(`Delete \`${file.name}\`?`)) return;
try {
const res = await fetch(getUrl(file.name), {
method: "DELETE",
});
if (res.status === 200) {
document.getElementById(`addPath${index}`).remove();
DATA.paths[index] = null;
if (!DATA.paths.find(v => !!v)) {
$pathsTable.classList.add("hidden");
}
} else {
throw new Error(await res.text())
}
} catch (err) {
alert(`Cannot delete \`${file.name}\`, ${err.message}`);
}
}
function dropzone() {
["drag", "dragstart", "dragend", "dragover", "dragenter", "dragleave", "drop"].forEach(name => {
document.addEventListener(name, e => {
e.preventDefault();
e.stopPropagation();
});
});
document.addEventListener("drop", e => {
if (!e.dataTransfer.items[0].webkitGetAsEntry) {
const files = e.dataTransfer.files.filter(v => v.size > 0);
for (const file of files) {
new Uploader(file, []).upload();
}
} else {
const entries = [];
const len = e.dataTransfer.items.length;
for (let i = 0; i < len; i++) {
entries.push(e.dataTransfer.items[i].webkitGetAsEntry());
}
addFileEntries(entries, [])
}
});
}
async function addFileEntries(entries, dirs) {
for (const entry of entries) {
if (entry.isFile) {
entry.file(file => {
new Uploader(file, dirs).upload();
});
} else if (entry.isDirectory) {
const dirReader = entry.createReader()
dirReader.readEntries(entries => addFileEntries(entries, [...dirs, entry.name]));
}
}
}
function getUrl(name) {
let url = location.href.split('?')[0];
if (!url.endsWith("/")) url += "/";
url += encodeURI(name);
return url;
}
function getSvg(path_type) {
switch (path_type) {
case "Dir":
return `<svg height="16" viewBox="0 0 14 16" width="14"><path fill-rule="evenodd" d="M13 4H7V3c0-.66-.31-1-1-1H1c-.55 0-1 .45-1 1v10c0 .55.45 1 1 1h12c.55 0 1-.45 1-1V5c0-.55-.45-1-1-1zM6 4H1V3h5v1z"></path></svg>`;
case "File":
return `<svg height="16" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M6 5H2V4h4v1zM2 8h7V7H2v1zm0 2h7V9H2v1zm0 2h7v-1H2v1zm10-7.5V14c0 .55-.45 1-1 1H1c-.55 0-1-.45-1-1V2c0-.55.45-1 1-1h7.5L12 4.5zM11 5L8 2H1v12h10V5z"></path></svg>`;
case "SymlinkDir":
return `<svg height="16" viewBox="0 0 14 16" width="14"><path fill-rule="evenodd" d="M13 4H7V3c0-.66-.31-1-1-1H1c-.55 0-1 .45-1 1v10c0 .55.45 1 1 1h12c.55 0 1-.45 1-1V5c0-.55-.45-1-1-1zM1 3h5v1H1V3zm6 9v-2c-.98-.02-1.84.22-2.55.7-.71.48-1.19 1.25-1.45 2.3.02-1.64.39-2.88 1.13-3.73C4.86 8.43 5.82 8 7.01 8V6l4 3-4 3H7z"></path></svg>`;
default:
return `<svg height="16" viewBox="0 0 12 16" width="12"><path fill-rule="evenodd" d="M8.5 1H1c-.55 0-1 .45-1 1v12c0 .55.45 1 1 1h10c.55 0 1-.45 1-1V4.5L8.5 1zM11 14H1V2h7l3 3v9zM6 4.5l4 3-4 3v-2c-.98-.02-1.84.22-2.55.7-.71.48-1.19 1.25-1.45 2.3.02-1.64.39-2.88 1.13-3.73.73-.84 1.69-1.27 2.88-1.27v-2H6z"></path></svg>`;
}
}
function formatMtime(mtime) {
if (!mtime) return ""
const date = new Date(mtime);
const year = date.getFullYear();
const month = padZero(date.getMonth() + 1, 2);
const day = padZero(date.getDate(), 2);
const hours = padZero(date.getHours(), 2);
const minutes = padZero(date.getMinutes(), 2);
return `${year}/${month}/${day} ${hours}:${minutes}`;
}
function padZero(value, size) {
return ("0".repeat(size) + value).slice(-1 * size)
}
function formatSize(size) {
if (!size) return ""
const sizes = ['B', 'KB', 'MB', 'GB', 'TB'];
if (size == 0) return '0 Byte';
const i = parseInt(Math.floor(Math.log(size) / Math.log(1024)));
return Math.round(size / Math.pow(1024, i), 2) + ' ' + sizes[i];
}
function ready() {
$pathsTable = document.querySelector(".paths-table")
$pathsTableBody = document.querySelector(".paths-table tbody");
$uploadersTable = document.querySelector(".uploaders-table");
addBreadcrumb(DATA.breadcrumb);
if (Array.isArray(DATA.paths)) {
const len = DATA.paths.length;
if (len > 0) {
$pathsTable.classList.remove("hidden");
}
for (let i = 0; i < len; i++) {
addPath(DATA.paths[i], i);
}
}
if (DATA.allow_upload) {
dropzone();
document.querySelector(".upload-control").classList.remove("hidden");
document.getElementById("file").addEventListener("change", e => {
const files = e.target.files;
for (let file of files) {
new Uploader(file, []).upload();
}
});
}
}