add button to douban to delete follower
// ==UserScript==
// @name douban delete follower
// @namespace http://tampermonkey.net/
// @version 0.3
// @description add button to douban to delete follower
// @author harryhare
// @license GPL 3.0
// @icon https://raw.githubusercontent.com/harryhare/userscript/master/index.png
// @match https://www.douban.com/contacts/rlist**
// @grant none
// ==/UserScript==
var i=0;
var button;
var ck="";
var url_ban="/j/contact/addtoblacklist";
var url_unban="/j/contact/unban";
//time delay
var interval=2000;
var interval_id;
var mode="serial";//do unfollow one by one
function getCookie(c_name)
{
if (document.cookie.length>0)
{
var c_start=document.cookie.indexOf(c_name + "=");
if (c_start!=-1){
c_start=c_start + c_name.length+1;
var c_end=document.cookie.indexOf(";",c_start);
if (c_end==-1) c_end=document.cookie.length;
return unescape(document.cookie.substring(c_start,c_end));
}
}
return "";
}
var user_list=[];
var name_map={};
var node_map={};
var href_map={};
var button_list=[];
var cur=0;
function prepare(){
var userlist_nodes=document.querySelectorAll("div#wrapper div#content div.grid-16-8.clearfix ul.user-list li.clearfix");
for(let i=0;i<userlist_nodes.length;i++){
var t=userlist_nodes[i];
var id=t.id.replace("u","");
var name=t.childNodes[1].title;
var href=t.childNodes[1].href;
user_list.push(id);
name_map[id]=name;
node_map[id]=t;
href_map[id]=href;
var b=document.createElement('a');
b.class="a-btn-add mr10 add_contact";
b.id=id;
b.innerHTML='取消对我的关注';
b.onclick=click_unfollow;
b.style="align:right;";
button_list.push(b);
var x=t.querySelector("div.info");
x.append(b);
}
}
function click_unfollow(e){
var id=e.target.id;
var name=name_map[id];
var node=node_map[id];
var href=href_map[id];
var asyn=true;
if(asyn){
ban(id,name,node,href,true);
}else{
ban(id,name,node,href,false);
unban(id,name,node,href,false);
after(id,name,node,href);
}
}
function do_ban_and_unban(){
if(cur>=button_list.length){
interval_id=window.clearInterval(interval_id);
return;
}
button_list[cur].click();
cur++;
}
function ban(userid,name,node,href,asyn) {
var xmlhttp=new XMLHttpRequest();
var url=url_ban;
var data="people="+userid+"&ck="+ck;
console.log('ban:',data);
node.innerHTML="<a href='"+href+"'>正在ban:"+name+"</a>";
xmlhttp.open("POST",url,asyn);
xmlhttp.setRequestHeader("Content-Type","application/x-www-form-urlencoded");
if(asyn){
xmlhttp.onreadystatechange=function(){
if(xmlhttp.readyState == 4 && xmlhttp.status == 200 ) {
unban(userid,name,node,asyn);
}
};
}
xmlhttp.send(data);
}
function unban(userid,name,node,asyn){
var xmlhttp=new XMLHttpRequest();
var url=url_unban;
var data="people="+userid+"&ck="+ck;
console.log("ban success:"+data);
console.log('unban:',data);
node.children[0].innerHTML="正在unban:"+name;
xmlhttp.open("POST",url,asyn);
xmlhttp.setRequestHeader("Content-Type","application/x-www-form-urlencoded");
if(asyn){
xmlhttp.onreadystatechange=function(){
if(xmlhttp.readyState == 4 && xmlhttp.status == 200 ) {
after(userid,name,node);
}
};
}
xmlhttp.send(data);
}
function after(userid,name,node){
console.log("unban success:"+userid);
node.children[0].innerHTML="已取消"+name+"对你的关注";
}
(function() {
'use strict';
ck=getCookie("ck");
var x=document.querySelector("div#wrapper div#content");
var y1=document.querySelector("div#wrapper div#content h1");
var y2=document.querySelector("div#wrapper div#content div.grid-16-8.clearfix");
var userlist_container=document.querySelector("div#wrapper div#content div.grid-16-8.clearfix ul.user-list");
if(!x || !y1 || !y2 ){
return;
}
button=document.createElement('button');
button.innerHTML='一键取消本页用户对我的关注';
prepare();
button.onclick=(e)=>{
interval_id= window.setInterval(do_ban_and_unban,interval);
};
userlist_container.prepend(button);
})();