PepeAlsert
// ==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));
}