Github Commit Diff

Adds button to show diff (or patch) file for commit

Від 06.11.2014. Дивіться остання версія.

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(У мене вже є менеджер скриптів, дайте мені встановити його!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name        Github Commit Diff
// @namespace   https://github.com/jerone/UserScripts
// @description Adds button to show diff (or patch) file for commit
// @author      jerone
// @copyright   2014+, jerone (http://jeroenvanwarmerdam.nl)
// @license     GNU GPLv3
// @homepage    https://github.com/jerone/UserScripts/tree/master/Github_Commit_Diff
// @homepageURL https://github.com/jerone/UserScripts/tree/master/Github_Commit_Diff
// @supportURL  https://github.com/jerone/UserScripts/issues
// @contributionURL https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=VCYMHWQ7ZMBKW
// @include     https://github.com/*
// @version     1.6.1
// @grant       none
// ==/UserScript==
/* global unsafeWindow */

(function() {

	function addButton() {
		var e;
		if (!(/\/commit\//.test(location.href) || /\/compare\//.test(location.href) || /\/pull\/\d*\/files/.test(location.href)) ||
			!(e = document.getElementById("toc"))) { return; }

		var r = e.querySelector(".GithubCommitDiffButton");
		if (r) { r.parentElement.removeChild(r); }

		function getPatchOrDiffHref(type) {
			return (document.querySelector("link[type='text/plain+" + type + "']")
				 || document.querySelector("link[type='text/x-" + type + "']")
				 || { href: location.href + "." + type }).href;
		}

		var b = e.querySelector(".toc-diff-stats");

		var s = document.createElement("span");
		s.textContent = " ";
		s.classList.add("octicon", "octicon-diff");
		s.style.color = "#333";  // set color because of css selector `p.explain .octicon`;

		var a = document.createElement("a");
		a.classList.add("minibutton", "tooltipped", "tooltipped-n");
		a.setAttribute("href", getPatchOrDiffHref("diff"));
		a.setAttribute("rel", "nofollow");
		a.setAttribute("aria-label", "Show commit diff.\r\nHold Shift to open commit patch.");
		a.appendChild(s);
		a.appendChild(document.createTextNode(" Diff"));

		var g = document.createElement("div");
		g.classList.add("GithubCommitDiffButton", "button-group", "right");
		g.style.margin = "0 10px 0 0";  // give us some room;
		g.appendChild(a);

		b.parentNode.insertBefore(g, b);

		a.addEventListener("mousedown", function(e) {
			if (e.shiftKey) {
				var patch = getPatchOrDiffHref("patch");
				e.preventDefault();
				a.setAttribute("href", patch);
				if (e.which === 1) {  // left click;
					location.href = patch;
					// To prevent Firefox default behavior (opening a new window)
					//  when pressing shift-click on a link, delete the link.
					this.parentElement.removeChild(this);
				} else if (e.which === 2) {  // middle click;
					window.open(patch, "GithubCommitDiff");
				}
			} else {
				a.setAttribute("href", getPatchOrDiffHref("diff"));
			}
		}, false);
		a.addEventListener("mouseout", function() {
			a.setAttribute("href", getPatchOrDiffHref("diff"));
		}, false);
	}

	// init;
	addButton();

	// on pjax;
	unsafeWindow.$(document).on("pjax:end", addButton);  // `pjax:end` also runs on history back;

	// on PR files tab;
	var f;
	if ((f = document.querySelector(".js-pull-request-tab[data-container-id='files_bucket']"))) {
		f.addEventListener("click", function() {
			window.setTimeout(addButton, 13);
		});
	}

})();