Compile list of users who have shared links from a domain on Reddit. Useful for spammer busting
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// ==UserScript==
// @name Reddit domain share user list
// @namespace org.thorlancaster.redditdomainuserparser
// @version 0.1
// @description Compile list of users who have shared links from a domain on Reddit. Useful for spammer busting
// @author Thor Lancaster
// @match https://www.reddit.com/domain*
// @grant none
// ==/UserScript==
(function() {
'use strict';
var helpText =
"<ol style='list-style: initial'><li>Go to a reddit.com domain page</li>"+
"<li>Click \"Add this page\" button for each page of posts</li>"+
"<li>When finished, click \"Expor\"</li><li>Remember to clear pages when done to prevent old, possibly banned users.</li></ol>";
// Utility Functions
var DGE = function(name){
return document.getElementById(name);
}
var DCE = function(name){
return document.createElement(name);
}
// UI functions
// Show a modal message box
var showMessageBox = function(titleTxt, txt){
var root = DCE("div");
var rs = root.style;
root.id = "fpe-alert";
rs.position = "fixed";
rs.zIndex = "9999999";
rs.width = "100%";
rs.height = "100%";
rs.top = "0px";
rs.background = "#0A2132";
rs.color = "#FFF";
rs.fontSize = "1.2em";
var title = DCE("div");
title.innerHTML = titleTxt;
var ts = title.style;
ts.fontSize = "1.5em";
ts.padding = "0.5em";
root.appendChild(title);
var msg = DCE("div");
msg.innerHTML = txt;
var mss = msg.style;
mss.padding = "2%";
mss.border = "1px solid #777";
mss.width = "95%";
mss.maxHeight = "90%";
mss.maxHeight = "calc(100% - 6rem)";
mss.overflowY = "auto";
root.appendChild(msg);
var exit = DCE("button");
var bts = exit.style;
bts.position = "fixed";
bts.bottom = "1rem";
bts.color = "#000";
bts.background = "#1CD798";
bts.padding = "0.5em";
bts.borderRadius = "0.2rem";
bts.border = "none";
bts.fontSize = "1.1rem";
exit.innerText = "Back to site";
exit.onclick = function(){
DGE("fpe-alert").parentElement.removeChild(DGE("fpe-alert"));
}
root.appendChild(exit);
document.body.appendChild(root);
}
// Create and return the UI element
var createUIPane = function(){
var root = DCE("div");
var rs = root.style;
rs.position = "fixed";
rs.bottom = "0px";
rs.width = "10rem";
rs.right = "0px";
rs.borderRadius = "0.5rem";
rs.background = "#0A2132";
rs.color = "#FFF";
rs.textAlign = "center";
////////
var title = DCE("div");
title.innerHTML = "Reddit Domain<br/>Exporter<br/>";
var ts = title.style;
ts.fontSize = "1.5em";
ts.padding = "0.3em";
ts.background = "#FF9204";
ts.borderTopLeftRadius = ts.borderTopRightRadius = "0.5rem";
root.appendChild(title);
////////
var status = DCE("div");
status.id = "fpe-status";
var ss = status.style;
ss.display = "none";
ss.position = "absolute";
ss.top = "2rem";
ss.left = "10rem";
ss.width = "10rem";
ss.minHeight = "3rem";
ss.borderRadius = "0.5em";
ss.background = "#0A2132";
root.appendChild(status);
////////
for(var x = 0; x < 4; x++){
var txt = "Button " + x;
if(x == 0) txt = "Add this page";
if(x == 1) txt = "Clear pages";
if(x == 2) txt = "Export list";
if(x == 3) txt = "How to use";
var btn = DCE("button");
var bts = btn.style;
bts.color = "#000";
bts.padding = "0.5em";
bts.borderRadius = "0.2rem";
bts.border = "none";
bts.fontSize = "1.1rem";
if(x == 3){
bts.fontSize = "0.8rem";
}
if(x == 2) { // Emphasized
bts.background = "#1CD798";
btn.nNmBg = "#1CD798";
btn.nHvBg = "#15AE7A";
} else { // Normal
bts.background = "#1C98D7";
btn.nNmBg = "#1C98D7";
btn.nHvBg = "#157AAE";
}
btn.dataset.btnNum = x;
btn.onmouseover = function(){this.style.background = this.nHvBg;}
btn.onmouseout = function(){this.style.background = this.nNmBg;}
btn.onclick = onButtonClick;
var bdiv = DCE("div");
var bs = bdiv.style;
bs.height = "3rem";
bs.display = "flex";
bs.alignItems = "center";
bs.justifyContent = "center";
btn.innerHTML = txt;
bdiv.appendChild(btn);
root.appendChild(bdiv);
}
return root;
}
var stTimer = null;
var setStatusText = function(stTxt){
clearTimeout(stTimer);
stTimer = setTimeout(function(){
DGE("fpe-status").style.display = "none";
}, 2200);
var el = DGE("fpe-status");
el.style.display = "block";
el.innerHTML = stTxt;
}
var onButtonClick = function(){
var num = this.dataset.btnNum;
if(num == 0){
addThisPage();
} else if(num == 1){
clearPages();
} else if(num == 2){
exportData();
} else if(num == 3){
showHelp();
}
}
// Data parsing functions
var addThisPage = function(){
var fpeDatabase = fpeDatabase = JSON.parse(sessionStorage.getItem("fpe-database"));
if(fpeDatabase == null){
fpeDatabase = {};
}
//////////////// BEGIN DATA SCRAPING
var rows = document.getElementsByClassName("top-matter");
for(var x = 0; x < rows.length; x++){
var row = rows[x];
var user = row.getElementsByClassName("author")[0];
if(!user) continue;
user = "u/" + user.textContent;
var count = fpeDatabase[user] | 0;
Object.defineProperty(fpeDatabase, user, {
value: count + 1,
writable: true,
enumerable: true
});
}
//////////////// END DATA SCRAPING
sessionStorage.setItem("fpe-database", JSON.stringify(fpeDatabase));
}
var clearPages = function(){
sessionStorage.removeItem("fpe-database");
}
var exportData = function(){
var fpeDatabase = JSON.parse(sessionStorage.getItem("fpe-database"));
if(fpeDatabase != null){
showMessageBox("List of accounts", "<pre>" + formatOutput(fpeDatabase) + "</pre>");
} else {
setStatusText("No data yet. Add some pages first.");
}
}
var formatOutput = function(db){
console.log(db);
var rtn = "";
for(var key in db){
rtn += key + " " + db[key] + "<br/>";
}
return rtn;
}
var showHelp = function(){
showMessageBox("How to use", helpText);
}
// Main function
var init = function(){
var ui = createUIPane();
document.body.appendChild(ui);
}
init();
})();