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BYR BBS User Blocker

在北邮人论坛中屏蔽黑名单用户的发言

  1. // ==UserScript==
  2. // @name         BYR BBS User Blocker
  3. // @namespace    http://tampermonkey.net/
  4. // @version      1.0
  5. // @description  在北邮人论坛中屏蔽黑名单用户的发言
  6. // @author       MadDevil
  7. // @match        *://bbs.byr.cn/*
  8. // @grant        GM_xmlhttpRequest
  9. // @require      https://code.jquery.com/jquery-3.6.0.min.js
  10. // ==/UserScript==
  11.  
  12.  
  13. class Blocker {
  14.     constructor() {
  15.         this.username = document.getElementsByClassName('u-login-id')[0].getElementsByTagName('a')[0].innerText;
  16.         this.blocked = new Set();
  17.         this.orginal_page = null;
  18.         this.get_blacklist();
  19.     }
  20.  
  21.  
  22.     update_page() {
  23.         if (this.orginal_page === null) this.orginal_page = $('.b-content').html();
  24.         else $('.b-content').html(this.orginal_page);
  25.         let articles = $('.article');
  26.         for (let i = 0; i < articles.length; ++i) {
  27.             let article = $(articles[i]);
  28.             let u_name = article.find('.a-u-name').text();
  29.             let is_blocked = this.blocked.has(u_name);
  30.             let bt_text = ["屏蔽此人", "取消屏蔽"][Number(is_blocked)];
  31.             let button = $('<li><samp class="ico-pos-deny"></samp><a href="javascript:void(0)">' + bt_text + '</a></li>');
  32.             $(article.find('.a-func').find('li')[4]).after(button);
  33.             button.click(that => {
  34.                 if (is_blocked) this.del_user(u_name);
  35.                 else this.add_user(u_name);
  36.             });
  37.             article.find('.a-content')[0].style.display = ["none", "block"][Number(!is_blocked)];
  38.             article.find('.a-content2')[0].style.display = ["none", "block"][Number(is_blocked)];
  39.             if (is_blocked) article.find('.a-content2').find('p')[0].innerText = "此用户发言已被您屏蔽。"
  40.         }
  41.  
  42.     }
  43.  
  44.     get_blacklist(page = 1) {
  45.         $.ajax("/blacklist?p=" + page + "&_uid=" + this.username).done(res => {
  46.             let doc = $(res), users = doc.find('.title_2');
  47.             for (let i = 0; i < users.length; ++i)
  48.                 this.blocked.add(users[i].innerText);
  49.             if(doc.find("[title=下一页]").length!==0) this.get_blacklist(page+1);
  50.             else if (location.hash.search(/^#!article/) === 0) this.update_page();
  51.         })
  52.  
  53.     }
  54.  
  55.  
  56.     add_user(u_name) {
  57.         $.ajax({
  58.             "url": "/blacklist/ajax_add.json",
  59.             "type": "POST",
  60.             "data": {"id": u_name}
  61.         }).done(res => {
  62.             this.blocked.add(u_name);
  63.             this.update_page();
  64.         });
  65.     }
  66.  
  67.     del_user(u_name) {
  68.         $.ajax({
  69.             "url": "/blacklist/ajax_delete.json",
  70.             "type": "POST",
  71.             "data": "f_" + u_name + "=on"
  72.         }).done(res => {
  73.             this.blocked.delete(u_name);
  74.             this.update_page();
  75.         });
  76.  
  77.     }
  78. }
  79.  
  80. function wait_until(condition, handler) {
  81.     function wrapper() {
  82.         if (condition()) handler();
  83.         else setTimeout(wrapper, 100);
  84.     }
  85.  
  86.     wrapper();
  87. }
  88.  
  89. var blocker = null;
  90. $(document).ready(() => wait_until(() => document.getElementById('nforum_tips').style.display === 'none', () => blocker = new Blocker()));
  91. window.addEventListener('hashchange', function (e) {
  92.     if (blocker !== null) {
  93.         blocker.orginal_page = null;
  94.         if (location.hash.search(/^#!article/) === 0)
  95.             wait_until(() => document.getElementById('nforum_tips').style.display === 'none', () => blocker.update_page());
  96.     }
  97. }, false);