突破图片尺寸、GIF帧数限制，无损上传
当前为
// ==UserScript==
// @name Discuz论坛头像上传助手
// @author 枫谷剑仙
// @description 突破图片尺寸、GIF帧数限制，无损上传
// @version 2.0.3
// @namespace http://www.mapaler.com/
// @include */home.php?mod=spacecp&ac=avatar*
// @icon https://gitee.com/ComsenzDiscuz/DiscuzX/raw/master/upload/uc_server/images/noavatar_small.gif
// @run-at document-end
// @grant GM_xmlhttpRequest
// @grant unsafeWindow
// ==/UserScript==
(function(){
'use strict';
const avatarform = document.querySelector("#avatarform") ||
document.querySelector("form[action^=home]"); //以前没有HTML5的老版本，没有#avatarform
if (!avatarform) return;
//仿GM_xmlhttpRequest函数v1.4
if (typeof(GM_xmlhttpRequest) == 'undefined')
{
var GM_xmlhttpRequest = function(GM_param) {
const xhr = new XMLHttpRequest(); //创建XMLHttpRequest对象
xhr.open(GM_param.method, GM_param.url, true);
if (GM_param.responseType) xhr.responseType = GM_param.responseType;
if (GM_param.overrideMimeType) xhr.overrideMimeType(GM_param.overrideMimeType);
xhr.onreadystatechange = function(e) //设置回调函数
{
const _xhr = e.target;
if (_xhr.readyState === _xhr.DONE) { //请求完成时
if (_xhr.status === 200 && GM_param.onload) //正确加载时
{
GM_param.onload(_xhr);
}
if (_xhr.status !== 200 && GM_param.onerror) //发生错误时
{
GM_param.onerror(_xhr);
}
}
};
if (GM_param.onprogress)
xhr.upload.onprogress = function(e){GM_param.onprogress(e.target)};
//添加header
for (let header in GM_param.headers) {
xhr.setRequestHeader(header, GM_param.headers[header]);
}
//发送数据
xhr.send(GM_param.data ? GM_param.data : null);
};
}
const avatarsDefine = [
{name:'大头像',code:'big',maxWidth:200,maxHeight:250,blob:null},
{name:'中头像',code:'middle',maxWidth:120,maxHeight:120,blob:null},
{name:'大小像',code:'small',maxWidth:48,maxHeight:48,blob:null},
];
const html5mode = Boolean(avatarform.querySelector('#avatardesigner')); //HTML5模式还是Flash
const insertPlace = avatarform.parentNode;
// HTML5版本才会有的几个提交按钮
const ipt_avatarArr = [
avatarform.querySelector('[name="avatar1"]'),
avatarform.querySelector('[name="avatar2"]'),
avatarform.querySelector('[name="avatar3"]'),
];
const ipt_Filedata = avatarform.querySelector('[name="Filedata"]');
const ipt_confirm = avatarform.querySelector('[name="confirm"]');
const data = (typeof(unsafeWindow) == 'undefined' ? window : unsafeWindow).data;
// Flash版本的Flash
const swf_mycamera = avatarform.querySelector('[name="mycamera"]');
const swfUrl = new URL(html5mode ? data[data.indexOf('src')+1] : swf_mycamera.src);
const maxSize = parseInt(swfUrl.searchParams.get('uploadSize') || 2048, 10) * 1024;
const styleCss = `.discuz-avatar{
border: 1px solid #ccc;
padding: 5px 15px;
width:auto;
display:inline-block;
width: 450px;
box-sizing: border-box;
}
.discuz-avatar h3{
text-align:center;
}
.pic-type-div{
display:inline-block;
vertical-align:top;
margin-right: 15px;
}
.pic-type-div:last-of-type{
margin-right: unset;
}
.pic-div{
border: 1px solid #ccc;
cursor: pointer;
position: relative;
display: table-cell;
text-align:center;
vertical-align: middle;
background: #fff;
background-image:
linear-gradient(45deg, #eee 25%, transparent 26%, transparent 74%, #eee 75%),
linear-gradient(45deg, #eee 25%, transparent 26%, transparent 74%, #eee 75%);
background-position: 0 0, 10px 10px;
background-size: 20px 20px;
}
.pic-type-big .pic-div{
width: 200px;
height: 250px;
}
.pic-type-big .pic-img{
max-width: 200px;
max-height: 250px;
}
.pic-type-middle .pic-div{
width: 120px;
height: 120px;
}
.pic-type-middle .pic-img{
max-width: 120px;
max-height: 120px;
}
.pic-type-small .pic-div{
width: 48px;
height: 48px;
}
.pic-type-small .pic-img{
max-width: 48px;
max-height: 48px;
}
.choose-file{
display: none;
}
.pic-div.nopic::before{
content:"➕";
font-size: 2em;
}
.pic-tag{
text-align:center;
}
.submit-bar{
text-align:center;
}
/*Flash AJAX状态使用*/
.status-bar{
font-size:2em;
background-repeat: no-repeat;
background-position: center;
margin:0px auto;
display:none;
text-align: center;
}
.status-bar[data-status]{
display:block;
}
@keyframes loading-animate{
from {
transform: rotate(0deg);
}
to {
transform: rotate(3600deg);
}
}
.status-bar[data-status="loading"]::before {
display: inline-block;
border: 4px SteelBlue dotted;
border-radius: 50%;
content:"";
width: 1em;
height: 1em;
animation: loading-animate 50s infinite linear;
}
.status-bar[data-status="success"]::before {
content:"✔️";
}
.status-bar[data-status="error"]::before {
content:"❌";
}
.progress-bar{
padding: 5px;
text-align: center;
}`;
const fragment = document.createDocumentFragment();
const ctlDiv = fragment.appendChild(document.createElement('div'));
ctlDiv.className = 'discuz-avatar';
const style = ctlDiv.appendChild(document.createElement('style'));
style.type = 'text/css';
style.innerHTML = styleCss;
const caption = ctlDiv.appendChild(document.createElement('h3'));
caption.appendChild(document.createTextNode(typeof(GM_info) != 'undefined' ?`${GM_info.script.name} ${GM_info.script.version}`:'debug'));
caption.appendChild(document.createElement('br'));
caption.appendChild(document.createTextNode(`${html5mode?'HTML5':'Flash'}模式`));
const picTable = ctlDiv.appendChild(document.createElement('div'));
const picImgs = [];
avatarsDefine.forEach((obj,idx)=>{
const picTypeDiv = picTable.appendChild(document.createElement('div'));
picTypeDiv.className = 'pic-type-div pic-type-' + obj.code;
const picDiv = picTypeDiv.appendChild(document.createElement('div'));
picDiv.className = 'pic-div nopic';
const pic = new Image();
picDiv.appendChild(pic);
pic.className = 'pic-img img-' + obj.code;
picImgs.push(pic);
const file = picDiv.appendChild(document.createElement('input'));
file.type = "file";
file.className = "choose-file";
picDiv.onclick = function(){
file.click();
}
file.onchange = function(e){
const file = e.target.files[0];
const imageType = /image\/.*/i;
if (!imageType.test(file.type)) {
alert('不是有效的图像文件！');
pic.src = '';
picDiv.classList.add('nopic');
return;
}
if (file.size > maxSize) {
alert(`文件大小超出 ${maxSize/1048576}MiB，可能上传失败！`);
}
picDiv.classList.remove('nopic');
if (pic.src.length>0)
URL.revokeObjectURL(pic.src);
pic.src = URL.createObjectURL(file);
obj.blob = file;
}
const tagDiv = picTypeDiv.appendChild(document.createElement('div'));
tagDiv.className = 'pic-tag';
const span1 = tagDiv.appendChild(document.createElement('span'));
span1.appendChild(document.createTextNode(obj.name));
tagDiv.appendChild(document.createElement('br'));
const span2 = tagDiv.appendChild(document.createElement('span'));
span2.appendChild(document.createTextNode(`${obj.maxWidth}×${obj.maxHeight}`));
});
const statusDiv = ctlDiv.appendChild(document.createElement('div'));
statusDiv.className = 'status-bar';
const progressDiv = ctlDiv.appendChild(document.createElement('div'));
progressDiv.className = 'progress-bar';
const submitDiv = ctlDiv.appendChild(document.createElement('div'));
submitDiv.className = 'submit-bar';
const submit = submitDiv.appendChild(document.createElement('button'));
submit.className = 'submit-btn';
submit.innerHTML = '📤提交';
submit.onclick = function(){
if (!avatarsDefine.every(obj=>obj.blob))
{
alert('还有未添加的头像!');
return;
}
submit.disabled = true;
const fileDataArr = [];
function readBlobs(blobArr,type,callback)
{
if (blobArr.length<1)
{
callback(fileDataArr);
return;
}
const file = blobArr.shift();
const fileReader = new FileReader();
fileReader.onload = function (e) {
fileDataArr.push(e.target.result);
readBlobs(blobArr, type, callback);
}
if (type == 'base64')
fileReader.readAsDataURL(file);
else //if (type == 'arrayBuffer')
fileReader.readAsArrayBuffer(file);
}
readBlobs(avatarsDefine.map(obj=>obj.blob), html5mode ? 'base64':'arrayBuffer', (html5mode ? sumbitAvatarsHTML5 : sumbitAvatarsFlash));
}
if (!html5mode)
{
ctlDiv.appendChild(document.createElement('hr'));
const tipsDiv = ctlDiv.appendChild(document.createElement('div'));
tipsDiv.className = 'tips-bar';
let quote = null,code = null;
quote = tipsDiv.appendChild(document.createElement('div'));
quote.className = 'quote';
quote.appendChild(document.createTextNode('由于 UCenter 服务端限制了头像尺寸（默认限制尺寸标注在头像下面）。若上传100%后显示'));
code = quote.appendChild(document.createElement('div'));
code.className = 'blockcode';
code.appendChild(document.createTextNode('<?xml version="1.0" ?><root><face success="0"/></root>'));
quote.appendChild(document.createTextNode('则可能是该原因，或者是图片文件过大，或格式不被服务器支持。'));
quote = tipsDiv.appendChild(document.createElement('div'));
quote.className = 'quote';
quote.appendChild(document.createTextNode('若上传显示'));
code = quote.appendChild(document.createElement('div'));
code.className = 'blockcode';
code.appendChild(document.createTextNode('Access denied for agent changed'));
quote.appendChild(document.createTextNode('可能是你的活动状态失效了需要刷新，或者是 Discuz 和 UCenter 通信没配好，请直接联系网站管理员。'));
}
insertPlace.appendChild(fragment);
//HTML5模式提交
function sumbitAvatarsHTML5(base64Arr)
{
progressDiv.textContent = '已提交，HTML5 模式成功状态请直接参考上方编辑器';
const dataArr = base64Arr.map(str=>str.substr(str.indexOf(",") + 1)); //拿到3个头像的Base64字符串
dataArr.forEach((str,idx)=>{
ipt_avatarArr[idx].value = str;
});
ipt_Filedata.value = '';
ipt_confirm.value = '';
avatarform.action = swfUrl.toString().replace('images/camera.swf?inajax=1', 'index.php?m=user&a=rectavatar&base64=yes'); //来自官方代码： static/avatar/avatar.js?EMK
avatarform.target='rectframe';
avatarform.submit();
submit.disabled = false;
}
//Flash模式提交
function sumbitAvatarsFlash(arrayBufferArr)
{
statusDiv.setAttribute('data-status','loading');
const dataArr = arrayBufferArr.map(bytes=>{
const uint8Array = new Uint8Array(bytes);
const numArray = Array.from(uint8Array);
const strArray = numArray.map(bit=>`${bit<16?0:''}${bit.toString(16)}`);
return strArray.join('').toUpperCase();
});
const sp = swfUrl.searchParams;
let loc1 = sp.get('ucapi');
if (loc1.length > 0 && !(loc1.substring((loc1.length - 1)) == "/"))
{
loc1 = loc1 + "/";
}
if (loc1.length > 0 && !new RegExp("^https?://", "i").test(loc1))
{
loc1 = "http://" + loc1;
}
const apiUrl = new URL(`${loc1}index.php`);
apiUrl.protocol = location.protocol; //解决http和https混合内容的问题
const asp = apiUrl.searchParams;
asp.set('m','user');
asp.set('inajax',1);
asp.set('a','rectavatar');
asp.set('appid',sp.get('appid'));
asp.set('input',sp.get('input'));
asp.set('agent',sp.get('agent'));
asp.set('avatartype',sp.get('avatartype'));
const post = new URLSearchParams();
dataArr.forEach((str,idx)=>{
post.set(`avatar${idx+1}`,str)
});
post.set('urlReaderTS',Date.now());
GM_xmlhttpRequest({
method: "POST",
url: apiUrl,
data: post,
headers: {"Content-Type": "application/x-www-form-urlencoded"},
onload: onloadHandler,
onerror: onerrorHandler,
onprogress: uploadOnprogressHandler
});
}
//Flash模式的传统方法
function onloadHandler(response) {
progressDiv.textContent = "100%";
const xml = response.responseXML;
console.log(xml)
if (xml) {
const success = xml.querySelector('face');
if (success != null && success.getAttribute("success") == 1) {
statusDiv.setAttribute('data-status','success');
} else {
statusDiv.setAttribute('data-status','error');
const message = xml.querySelector('message');
if (message)
progressDiv.textContent = message.getAttribute('type') + ': ' + message.getAttribute('value');
else progressDiv.textContent = response.responseText;
}
} else {
statusDiv.setAttribute('data-status','error');
progressDiv.textContent = 'error: no responseXML';
}
onloadendHandler();
}
function onerrorHandler(e) {
statusDiv.setAttribute('data-status','error');
onloadendHandler();
}
function onloadendHandler(e) {
submit.disabled = false;
}
function uploadOnprogressHandler(e) {
if (e.lengthComputable) {
progressDiv.textContent = (e.loaded / e.total).toLocaleString(undefined,{style:'percent'});
}
}
})();
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