Gitiles: copy commit reference

Adds a "Copy commit reference" button to every commit page on Gitiles websites.

נכון ליום 10-11-2023. ראה הגרסה האחרונה.

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.

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

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         Gitiles: copy commit reference
// @namespace    https://andrybak.dev
// @version      2
// @license      AGPL-3.0-only
// @author       Andrei Rybak
// @description  Adds a "Copy commit reference" button to every commit page on Gitiles websites.
// @homepageURL  https://github.com/rybak/copy-commit-reference-userscript
// @supportURL   https://github.com/rybak/copy-commit-reference-userscript/issues
// @match        https://*.googlesource.com/*/+/*
// @match        https://gerrit.wikimedia.org/r/plugins/gitiles/*/+/*
// @match        https://gerrit.wikimedia.org/g/*/+/*
// @require      https://cdn.jsdelivr.net/gh/rybak/userscript-libs@e86c722f2c9cc2a96298c8511028f15c45180185/waitForElement.js
// @require      https://cdn.jsdelivr.net/gh/rybak/copy-commit-reference-userscript@c7f2c3b96fd199ceee46de4ba7eb6315659b34e3/copy-commit-reference-lib.js
// @grant        none
// ==/UserScript==

/*
 * Copyright (C) 2023 Andrei Rybak
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published
 * by the Free Software Foundation, version 3.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */

(function () {
	'use strict';

	/*
	 * Implementation for Gitiles.
	 * Documentation:
	 *   - https://gerrit.googlesource.com/gitiles/ "Gitiles - A simple JGit repository browser"
	 *
	 * Example URLs for testing:
	 *   - https://kernel.googlesource.com/pub/scm/git/git/+/1f0fc1db8599f87520494ca4f0e3c1b6fabdf997
	 *   - https://code.googlesource.com/git/+/1f0fc1db8599f87520494ca4f0e3c1b6fabdf997
	 *   - https://gerrit.googlesource.com/gitiles/+/refs/tags/v1.2.0
	 *   - https://gerrit.googlesource.com/gitiles/+/refs/heads/master
	 */
	class Gitiles extends GitHosting {
		static #getMetadataSelector() {
			if (document.location.pathname.includes('/+/refs/tags/')) {
				return '.Site .Site-content .Container .Metadata:nth-child(4)';
			}
			return '.Site .Site-content .Container .Metadata';
		}

		getTargetSelector() {
			return `${Gitiles.#getMetadataSelector()} table tr:nth-child(1) td:nth-child(3)`;
		}

		wrapButtonContainer(innerContainer) {
			const container = document.createElement('span');
			container.append(" [", innerContainer, "]");
			return container;
		}

		getButtonText() {
			// TODO: maybe shorter "copy reference" would be better?
			// use all lowercase for consistency with the rest of the UI
			return "copy commit reference";
		}

		getFullHash() {
			const cell = document.querySelector(`${Gitiles.#getMetadataSelector()} table tr:nth-child(1) td:nth-child(2)`);
			return cell.innerText;
		}

		getDateIso(hash) {
			const cell = document.querySelector(`${Gitiles.#getMetadataSelector()} table tr:nth-child(2) td:nth-child(3)`);
			const s = cell.innerText;
			const d = new Date(s);
			return d.toISOString().slice(0, 'YYYY-MM-DD'.length);
		}

		getCommitMessage(hash) {
			return document.querySelector(`${Gitiles.#getMetadataSelector()} + .MetadataMessage`).innerText;
		}
	}

	CopyCommitReference.runForGitHostings(new Gitiles());
})();