Overrides the 4chan quick reply submit function to randomise the filename before submitting the form
// ==UserScript==
// @name 4chan filename randomiser
// @namespace http://tampermonkey.net/
// @version 0.11
// @description Overrides the 4chan quick reply submit function to randomise the filename before submitting the form
// @author You
// @match https://boards.4chan.org/*/thread/*
// @grant none
// ==/UserScript==
QR.submit = function(e) {
var t;
var oldFile, newFile, fileName, blob;
QR.hidePostError(),
QR.presubmitChecks(e) && (QR.auto = !1,
QR.xhr = new XMLHttpRequest,
QR.xhr.open("POST", document.forms.qrPost.action, !0),
QR.xhr.withCredentials = !0,
QR.xhr.upload.onprogress = function(e) {
e.loaded >= e.total ? QR.btn.value = "100%" : QR.btn.value = (0 | e.loaded / e.total * 100) + "%"
}
,
QR.xhr.onerror = function() {
QR.xhr = null,
QR.showPostError("Connection error.")
}
,
QR.xhr.onload = function() {
var e, t, a, i, n, o, r;
if (QR.xhr = null,
QR.btn.value = "Post",
200 == this.status) {
if (e = this.responseText.match(/"errmsg"[^>]*>(.*?)<\/span/))
return window.passEnabled && /4chan Pass/.test(e) ? QR.onPassError() : QR.resetCaptcha(),
void QR.showPostError(e[1]);
(i = this.responseText.match(/<!-- thread:([0-9]+),no:([0-9]+) -->/)) && (n = i[1],
o = i[2],
a = (t = $.id("qrFile")) && t.value,
QR.setPostTime(),
Config.persistentQR ? ($.byName("com")[1].value = "",
(t = $.byName("spoiler")[2]) && (t.checked = !1),
QR.resetCaptcha(),
(a || QR.painterData) && QR.resetFile(),
QR.startCooldown()) : QR.close(),
Main.tid ? (Config.threadWatcher && ThreadWatcher.setLastRead(o, n),
QR.lastReplyId = +o,
Parser.trackedReplies[">>" + o] = 1,
Parser.saveTrackedReplies(n, Parser.trackedReplies)) : ((r = Parser.getTrackedReplies(Main.board, n) || {})[">>" + o] = 1,
Parser.saveTrackedReplies(n, r)),
Parser.touchTrackedReplies(n),
UA.dispatchEvent("4chanQRPostSuccess", {
threadId: n,
postId: o
})),
ThreadUpdater.enabled && setTimeout(ThreadUpdater.forceUpdate, 500)
} else
QR.showPostError("Error: " + this.status + " " + this.statusText)
}
,
t = new FormData(document.forms.qrPost),
oldFile = t.get('upfile'),
(oldFile.size > 0) && (
blob = oldFile.slice(0, oldFile.size, oldFile.type),
fileName = `${Date.now() - Math.floor(Math.random() * 365 * 24*60*60*1000)}` + "." + oldFile.name.split('.').pop(),
newFile = new File([blob], fileName, {type: oldFile.type}),
t.set("upfile", newFile)),
QR.painterData && QR.appendPainter(t),
clearInterval(QR.pulse),
QR.btn.value = "Sending",
QR.xhr.send(t))
}