PepeAlert

REEEEEEE! Find out who's been stealing your rare pepes, this script adds a quote link to posts that re-upload images you've seen in the past

คุณจะต้องติดตั้งส่วนขยาย เช่น Tampermonkey, Greasemonkey หรือ Violentmonkey เพื่อติดตั้งสคริปต์นี้

You will need to install an extension such as Tampermonkey to install this script.

คุณจะต้องติดตั้งส่วนขยาย เช่น Tampermonkey หรือ Violentmonkey เพื่อติดตั้งสคริปต์นี้

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name        PepeAlert
// @name:ar        PepeAlert
// @name:cs        PepeAlert
// @namespace   pepe.alert
// @description REEEEEEE! Find out who's been stealing your rare pepes, this script adds a quote link to posts that re-upload images you've seen in the past
// @description:ar        PepeAlesrt
// @description:cs        PepeAlsert
// @include     *boards.4chan.org*
// @version     6
// @grant       GM_getValue
// @grant       GM_setValue
// ==/UserScript==
var e_thrPosts = document.querySelectorAll('.board .thread .post');
if (e_thrPosts.length > 0) {
  var defaultColors = [
    '#00ffff',
    '#f0ffff',
    '#f5f5dc',
    '#000000',
    '#0000ff',
    '#a52a2a',
    '#00ffff',
    '#00008b',
    '#008b8b',
    '#a9a9a9',
    '#006400',
    '#bdb76b',
    '#8b008b',
    '#556b2f',
    '#ff8c00',
    '#9932cc',
    '#8b0000',
    '#e9967a',
    '#9400d3',
    '#ff00ff',
    '#ffd700',
    '#008000',
    '#4b0082',
    '#f0e68c',
    '#add8e6',
    '#e0ffff',
    '#90ee90',
    '#d3d3d3',
    '#ffb6c1',
    '#ffffe0',
    '#00ff00',
    '#ff00ff',
    '#800000',
    '#000080',
    '#808000',
    '#ffa500',
    '#ffc0cb',
    '#800080',
    '#800080',
    '#ff0000',
    '#c0c0c0',
    '#ffffff',
    '#ffff00'
  ];
  var colors = JSON.parse(GM_getValue('colors') || JSON.stringify(defaultColors));
  var postLifeDays = 1;
  var regId = function (e_Post) {
    var board = window.location.href.match(/4chan.org(\/.*\/)thread/) [1];
    var threadId = e_Post.parentElement.parentElement.id.substr(1);
    var postId = e_Post.id.substr(1);
    var btpId = board + 'thread/' + threadId + '#p' + postId;
    var e_Img = e_Post.querySelector('a > img');
    if (e_Img && e_Img.attributes['data-md5'].value) {
      if (!(e_Img.attributes['data-md5'].value in idMap)) {
        var posts = {
        };
        posts[btpId] =
        {
          postId: postId,
          threadId: threadId,
          board: board
        };
        idMap[e_Img.attributes['data-md5'].value] =
        {
          date: new Date(),
          src: e_Img.src,
          posts: posts
        };
      } else {
        var now = new Date();
        var postDate = idMap[e_Img.attributes['data-md5'].value].date;
        var maxDate = new Date();
        maxDate.setDate(new Date(postDate).getDate() + postLifeDays);
        if (now > maxDate) {
          var id;
          for (id in idMap) {
            postDate = idMap[id].date;
            maxDate = new Date();
            maxDate.setDate(new Date(postDate).getDate() + postLifeDays);
            if (now > maxDate) {
              colors.push(e_Img.attributes['data-md5'].color);
              delete e_Img.attributes['data-md5'];
            }
          }
        } else {
          var src = idMap[e_Img.attributes['data-md5'].value].src;
          if (e_Img.src != src && !(btpId in idMap[e_Img.attributes['data-md5'].value].posts)) {
            var color;
            if (colors.length > 0) {
              color = colors.splice(0, 1) [0];
            } else {
              color = '#' + Math.floor(Math.random() * 16777215).toString(16);
            }
            idMap[e_Img.attributes['data-md5'].value].date = new Date();
            idMap[e_Img.attributes['data-md5'].value].color = color;
            idMap[e_Img.attributes['data-md5'].value].posts[btpId] =
            {
              date: new Date(),
              postId: postId,
              threadId: threadId,
              board: board
            };
          }
          var otherBtpId;
          for (otherBtpId in idMap[e_Img.attributes['data-md5'].value].posts) {
            var post = idMap[e_Img.attributes['data-md5'].value].posts[otherBtpId];
            postDate = post.date;
            maxDate = new Date();
            maxDate.setDate(new Date(postDate).getDate() + postLifeDays);
            if (now > maxDate) {
              delete idMap[e_Img.attributes['data-md5'].value].posts[otherBtpId];
            } else {
              if (btpId != otherBtpId) {
                var info = e_Post.querySelector('.postInfo');
                var bls = info.querySelector('.backlink');
                if (!bls) {
                  bls = document.createElement('div');
                  bls.className = 'backlink';
                  bls.id = 'bl_' + post.postId;
                  info.appendChild(bls);
                }
                var a = document.createElement('a');
                a.className = 'quotelink';
                a.textContent = '>>>' + post.board + post.postId;
                a.href = otherBtpId;
                var sp = document.createElement('span');
                sp.appendChild(a);
                sp.appendChild(document.createTextNode(' '));
                bls.appendChild(sp);
                color = idMap[e_Img.attributes['data-md5'].value].color;
                a.style = 'color: ' + color + ' !important;';
              }
            }
          }
        }
      }
    }
  }
  var idMap = JSON.parse(GM_getValue('idMap') || '{}');
  var i;
  for (i = 0; i < e_thrPosts.length; i++) {
    regId(e_thrPosts[i]);
  }
  GM_setValue('idMap', JSON.stringify(idMap));
  GM_setValue('colors', JSON.stringify(colors));
}