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fast-cancel-edits.user.js
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// ==UserScript==
// @name MusicBrainz: Fast cancel edits
// @description Mass cancel open edits with optional edit notes.
// @version 2015.6.7
// @author Michael Wiencek
// @license X11
// @downloadURL https://raw.githubusercontent.com/murdos/musicbrainz-userscripts/master/fast-cancel-edits.user.js
// @updateURL https://raw.githubusercontent.com/murdos/musicbrainz-userscripts/master/fast-cancel-edits.user.js
// @include *://musicbrainz.org/user/*/edits/open*
// @include *://musicbrainz.org/*/*/open_edits*
// @include *://musicbrainz.org/*/*/edits*
// @include *://musicbrainz.org/search/edits*
// @include *://*.musicbrainz.org/user/*/edits/open*
// @include *://*.musicbrainz.org/*/*/open_edits*
// @include *://*.musicbrainz.org/*/*/edits*
// @include *://*.musicbrainz.org/search/edits*
// @include *://*.mbsandbox.org/user/*/edits/open*
// @include *://*.mbsandbox.org/*/*/open_edits*
// @include *://*.mbsandbox.org/*/*/edits*
// @include *://*.mbsandbox.org/search/edits*
// @match *://musicbrainz.org/user/*/edits/open*
// @match *://musicbrainz.org/*/*/open_edits*
// @match *://musicbrainz.org/*/*/edits*
// @match *://musicbrainz.org/search/edits*
// @match *://*.musicbrainz.org/user/*/edits/open*
// @match *://*.musicbrainz.org/*/*/open_edits*
// @match *://*.musicbrainz.org/*/*/edits*
// @match *://*.musicbrainz.org/search/edits*
// @match *://*.mbsandbox.org/user/*/edits/open*
// @match *://*.mbsandbox.org/*/*/open_edits*
// @match *://*.mbsandbox.org/*/*/edits*
// @match *://*.mbsandbox.org/search/edits*
// @grant none
// ==/UserScript==
// ==License==
// Copyright (C) 2014 Michael Wiencek
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
//
// Except as contained in this notice, the name(s) of the above copyright
// holders shall not be used in advertising or otherwise to promote the sale,
// use or other dealings in this Software without prior written
// authorization.
// ==/License==
//**************************************************************************//
var scr = document.createElement("script");
scr.textContent = "(" + fastCancelScript + ")();";
document.body.appendChild(scr);
function fastCancelScript() {
var totalCancels = 0;
var $status = $("<div></div>")
.css({
"position": "fixed",
"right": "0",
"bottom": "0",
"background": "#FFBA58",
"border-top": "1px #000 solid",
"border-left": "1px #000 solid",
"padding": "0.5em"
})
.appendTo("body")
.hide();
function updateStatus() {
if (totalCancels === 0) {
$status.hide();
} else {
$status.text("Canceling " + totalCancels + " edit" +
(totalCancels > 1 ? "s" : "") + "...").show();
}
}
document.body.addEventListener("click", function (event) {
if (event.target && event.target.tagName && event.target.tagName == "A" && event.target.classList.contains("negative")) {
event.stopPropagation();
event.preventDefault();
totalCancels += 1;
updateStatus();
var $self = $(event.target),
$edit = $self.parents("div.edit-list:eq(0)");
pushRequest(function () {
var editNote = $edit.find("div.add-edit-note textarea").val();
var data = { "confirm.edit_note": editNote };
$.ajax({
type: "POST",
url: $self.attr("href"),
data: data,
error: function (request, status, error) {
$self
.css({
"background": "red",
"color": "yellow",
"cursor": "help"
})
.attr("title", "Error cancelling this edit: “" + error + "”");
$edit
.css({border: "6px solid red"})
.show();
},
complete: function () {
$edit.remove();
totalCancels -= 1;
updateStatus();
}
});
});
$edit.hide();
}
});
$("div#edits > form[action$='/edit/enter_votes']").on("submit", function(event) {
if (totalCancels > 0) {
event.preventDefault();
alert("Please wait, " + (totalCancels > 1 ? totalCancels + " edits are" : "an edit is") + " being cancelled in the background.");
}
});
var pushRequest = (function () {
var queue = [],
last = 0,
active = false,
rate = 2000;
function next() {
if (queue.length === 0) {
active = false;
} else {
queue.shift()();
last = new Date().getTime();
setTimeout(next, rate);
}
}
return function (req) {
queue.push(req);
if (!active) {
active = true;
var now = new Date().getTime();
if (now - last >= rate) {
next();
} else {
var timeout = rate - now + last;
setTimeout(next, timeout);
}
}
};
}());
}