// ==UserScript==
// @name        Unread eComments
// @namespace   http://www.erepublik.com
// @description	Shows unread comments on eRepublik articles
// @include     http://www.erepublik.com/*/article/*
// @include     https://www.erepublik.com/*/article/*
// @version     0.0.6
// @require		https://ajax.googleapis.com/ajax/libs/jquery/1.10.2/jquery.min.js
// @grant		GM_getValue
// @grant		GM_setValue
// @grant		GM_listValues
// @grant		GM_deleteValue
// ==/UserScript==
init();
function init() {
start(true);
observeNewComments();
deleteOldValues();
}
function deleteOldValues() {
var maxArticles = 200;
var storedValues = GM_listValues();
console.log('Unread eComments: currently tracking ' + storedValues.length + ' article(s)');
if(storedValues.length > maxArticles ){
storedValues.sort(
function sortFunction(a, b) {
return getStoredData(a).registeredAt - getStoredData(b).registeredAt;
}
);
var valuesToDelete = storedValues.length - maxArticles;
console.log('Deleting comment info for ' + valuesToDelete + ' old article(s)');
for(var i = 0; i < valuesToDelete; i++) {
GM_deleteValue(storedValues[i]);
}
}
}
function start(isCountUnread) {
var articleId = findArticleId();
var commentsRead = getStoredData(articleId);
if(commentsRead.registeredAt <= 0) {
commentsRead.registeredAt = Math.round(new Date().getTime() / 1000); // timestamp in seconds
}
if(isCountUnread) {
countUnread(commentsRead);
}
scanComments(commentsRead);
setStoredData(articleId, commentsRead);
}
function observeNewComments() {
var target = document.querySelector('#loadMoreComments');
var observer = new MutationObserver(function(mutations) {
start(false);
});
var config = { childList: true };
observer.observe(target, config);
}
function scanComments(commentsRead) {
var unreadComments = $('.comment-holder')
.filter( function(index) {
var commentId = $(this).attr('id').replace(/comment/, '');
if(commentId in commentsRead.ids) {
return false;
} else {
commentsRead.ids[commentId] = true;
return true;
}
});
unreadComments.css('background-color', '#e6f3f9');
unreadComments.children('.comments-right')
.children().andSelf()
.css('background-color', '#e6f3f9');
}
function countUnread(commentsRead) {
var nbrOfComments = parseInt($('#comments_button_on>span').text().match(/\d+/), 10);
var unreadCount = nbrOfComments - commentsRead.commentsLastVisit;
commentsRead.commentsLastVisit = nbrOfComments;
if(unreadCount > 0){
$('#comments_button_on>span').append(' *** ' + unreadCount + ' ***');
}
}
function getStoredData(articleId) {
var commentsRead = JSON.parse( GM_getValue(articleId, '{"registeredAt": 0, "commentsLastVisit": 0, "ids": {}}') );
if(!commentsRead) {
console.log('The stored data is likely to be corrupted.');
}
return commentsRead;
}
function setStoredData(articleId, commentsRead) {
GM_setValue(articleId, JSON.stringify(commentsRead));
}
function findArticleId() {
var id = $('.post_content > h2 > a').attr('href').replace(/\/1\/20/, '');
id = id.substring(id.lastIndexOf('-')+1);
return id;
}