use video as page background
目前為
// ==UserScript==
// @name video_background
// @namespace video_background
// @supportURL https://github.com/zhuzemin
// @description use video as page background
// @include https://*
// @include http://*
// @exclude https://www.google.*/*
// @exclude https://www.baidu.com/*
// @exclude https://anime1.me/*
// @version 1.11
// @grant GM_xmlhttpRequest
// @grant GM_registerMenuCommand
// @grant GM_setValue
// @grant GM_getValue
// @run-at document-start
// @author zhuzemin
// @license Mozilla Public License 2.0; http://www.mozilla.org/MPL/2.0/
// @license CC Attribution-ShareAlike 4.0 International; http://creativecommons.org/licenses/by-sa/4.0/
// @connect-src 127.0.0.1
// ==/UserScript==
var config = {
'debug':false
}
var debug = config.debug ? console.log.bind(console) : function () {
};
var host='http://127.0.0.1/';
var videoList;
var dirList;
var urlRoot;
var usedList=[];
var dirCount=0;
// prepare UserPrefs
setUserPref(
'urlRoot',
host+'******',
'Set root url',
`Url from HFS.(.mp4 or dir)`,
','
);
class ObjectRequest{
constructor(url) {
this.method = 'GET';
this.url = url;
this.data=null,
this.headers = {
'User-agent': 'Mozilla/4.0 (compatible) Greasemonkey',
'Content-Type':'application/x-www-form-urlencoded; charset=UTF-8'
//'Accept': 'application/atom+xml,application/xml,text/xml',
//'Referer': window.location.href,
};
this.charset = 'text/plain;charset=utf8';
this.other=null;
}
}
var init = function () {
urlRoot=GM_getValue('urlRoot')||null;
videoList=GM_getValue('videoList');
if(videoList!=undefined){
videoList=JSON.parse(videoList);
}
else {
videoList=[];
}
dirList=GM_getValue('dirList');
if(dirList!=undefined){
dirList=JSON.parse(dirList);
}
else {
dirList=[];
}
debug(dirList);
var lastTime=GM_getValue('lastTime')||0;
var present=parseInt(new Date(). getTime()/1000);
debug(present-parseInt(lastTime));
if(present-parseInt(lastTime)>86400){
videoList=[];
dirList=[];
GM_setValue('lastTime',present);
}
if(urlRoot!=null){
var btn=document.createElement('button');
btn.innerHTML='Text background-color';
btn.style=`
position: fixed;
left: 0px;
top: 0px;
z-index: 1000;
`;
var status=false;
btn.addEventListener('click',function () {
var aList=document.querySelectorAll('a');
if(!status){
for (var a of aList){
a.style.backgroundColor='#ffffff';
}
status=true;
}
else{
for (var a of aList){
a.style.backgroundColor='';
}
status=false;
}
});
document.body.insertBefore(btn,document.body.firstChild);
urlRoot=urlRoot.replace(/http:\/\/\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}\//,host);
if(/\.mp4$/.test(urlRoot)){
insertVideo(urlRoot);
}
else {
var obj=new ObjectRequest(urlRoot);
request(obj,HandleHFS);
debug(urlRoot);
}
}
}
function HandleHFS(responseObj){
if(responseObj.status==200){
if(dirCount!=0){
dirCount--;
}
debug('dirCount: '+dirCount);
var dom = new DOMParser().parseFromString(responseObj.responseText, "text/html");
var files = dom.querySelector('#files');
var trList=files.querySelectorAll("tr");
for(var tr of trList){
var a=tr.querySelector('a');
debug('a.href: '+a.href);
var url=a.href.replace(/https?:\/\/.*\/([^\/]*((\.mp4)|\/)$)/, function(match, $1, $2, offset, original){ return responseObj.finalUrl+$1;})
debug('url: '+url);
if(/\.mp4$/.test(a.textContent)&&!videoList.includes(url)){
videoList.push(url);
GM_setValue('videoList',JSON.stringify(videoList));
}
else if(a.textContent!='Name'){
var img=a.querySelector('img');
debug(img.src);
if(img.src.includes('/~img_folder')){
if(dirList.length!=0){
debug(dirList)
for(var existUrl of dirList){
if(existUrl.includes(url)){
break;
}
else if(existUrl==dirList[dirList.length-1]){
debug('existUrl: '+existUrl+' & '+'url: '+url);
dirCount++;
var obj=new ObjectRequest(url);
dirList.push(url);
GM_setValue('dirList',JSON.stringify(dirList));
request(obj,HandleHFS);
}
}
}
else {
dirCount++;
dirList.push(url);
GM_setValue('dirList',JSON.stringify(dirList));
var obj=new ObjectRequest(url);
request(obj,HandleHFS);
}
}
}
if (tr==trList[trList.length-1]&&dirCount==0) {
videoShuffle();
}
}
dirCount--;
}
}
window.addEventListener('DOMContentLoaded', init);
function request(object,func) {
var retries = 3;
GM_xmlhttpRequest({
method: object.method,
url: object.url,
data: object.data,
headers: object.headers,
overrideMimeType: object.charset,
timeout:120000,
//synchronous: true
onload: function (responseDetails) {
//debug(responseDetails);
if (responseDetails.status != 200&&responseDetails.status != 302) {
// retry
if (retries--) { // *** Recurse if we still have retries
setTimeout(request,2000);
return;
}
}
//Dowork
func(responseDetails,object.other);
},
ontimeout: function (responseDetails) {
debug(responseDetails);
//Dowork
func(responseDetails,object.other);
},
ononerror: function (responseDetails) {
debug(responseDetails);
//Dowork
func(responseDetails,object.other);
}
})
}
function setUserPref(varName, defaultVal, menuText, promtText, sep){
GM_registerMenuCommand(menuText, function() {
var val = prompt(promtText, GM_getValue(varName, defaultVal));
if (val === null) { return; } // end execution if clicked CANCEL
// prepare string of variables separated by the separator
if (sep && val){
var pat1 = new RegExp('\\s*' + sep + '+\\s*', 'g'); // trim space/s around separator & trim repeated separator
var pat2 = new RegExp('(?:^' + sep + '+|' + sep + '+$)', 'g'); // trim starting & trailing separator
//val = val.replace(pat1, sep).replace(pat2, '');
}
//val = val.replace(/\s{2,}/g, ' ').trim(); // remove multiple spaces and trim
GM_setValue(varName, val);
// Apply changes (immediately if there are no existing highlights, or upon reload to clear the old ones)
//if(!document.body.querySelector(".THmo")) THmo_doHighlight(document.body);
//else location.reload();
});
}
function videoShuffle() {
debug('videoList: '+videoList);
for(var used of usedList){
var index = videoList.indexOf(used);
if (index > -1) {
videoList.splice(index, 1);
}
}
var randomNum = Math.floor(Math.random() * (videoList.length - 0));
var url=videoList[randomNum];
insertVideo(url);
}
function insertVideo(url) {
debug('insertVideo');
var video = document.createElement("video");
video.style = 'width:100%';
video.src = url;
video.autoplay = true;
video.muted=true;
var div = document.createElement("div");
div.style = "width:100%; position: fixed; top: 0; left: 0; z-index: -100;";
div.insertBefore(video, null);
debug(url);
document.body.insertBefore(div, null);
window.addEventListener("focus", function () {
video.play();
});
window.addEventListener("blur", function () {
video.pause();
});
video.addEventListener('ended',function () {
videoShuffle();
});
}
function getLocation(href) {
var l = document.createElement("a");
l.href = href;
return l;
}
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