User:SD0001/hide-reverted-edits.js

Code that you insert on this page could contain malicious content capable of compromising your account. If you import a script from another page with "importScript", "mw.loader.load", "iusc", or "lusc", take note that this causes you to dynamically load a remote script, which could be changed by others. Editors are responsible for all edits and actions they perform, including by scripts. User scripts are not centrally supported and may malfunction or become inoperable due to software changes. A guide to help you find broken scripts is available. If you are unsure whether code you are adding to this page is safe, you can ask at the appropriate village pump.
This code will be executed when previewing this page.

This user script seems to have a documentation page at User:SD0001/hide-reverted-edits.

Note: After saving, you have to bypass your browser's cache to see the changes. Google Chrome, Firefox, Microsoft Edge and Safari: Hold down the ⇧ Shift key and click the Reload toolbar button. For details and instructions about other browsers, see Wikipedia:Bypass your cache.

/**
 * Script to provide a button on page histories
 * which when clicked shows a sanitized version of the history
 * with reverted edits (and their reversions) removed
 *
 */


$.when($.ready).then(function() {

	if (mw.config.get('wgAction') !== 'history') return;

	var hidingReverts = false;
	$('<button>')
		.attr('class', 'reverted-edits-showhide')
		.text('Hide reverted edits')
		.on('click', function(e) {
			e.preventDefault();

			if (!hidingReverts) {
				hideRevertedEdits();
				$('.reverted-edits-showhide').text('Show reverted edits');
			} else {
				$('#pagehistory li').show();
				$('.reverted-edits-showhide').text('Hide reverted edits');
			}
			hidingReverts = !hidingReverts;

		}).insertAfter('.mw-history-compareselectedversions');
	$('.mw-history-compareselectedversions').css('display', 'inline');

});

function hideRevertedEdits() {
	$('#pagehistory li').each(function(idx) {

		if (this.style.display === 'none') {
			return true; // continue if already hidden. This handles reverts of reverts.
		}

		var editcomment = $(this).find('.comment').text();
		var rgx, rev;

		// Plain mediawiki undo with untampered edit summary
		if (editcomment.startsWith('Undid revision ')) {
			var reverted_rev = parseInt(editcomment.slice('Undid revision '.length));
			if (isNaN(reverted_rev)) return true;
			$(this).hide();
			$('[data-mw-revid=' + reverted_rev +']').hide();
			console.log(idx, $(this).find('.mw-changeslist-date').text(), 'undo');

		// Twinkle 'Restore this version' reverts
		} else if (rgx = /^Reverted to revision (\d+) by /.exec(editcomment)) {
			var last_good_revision = rgx[1];
			$(this).hide();
			rev = $(this).next();
			while ( rev.attr('data-mw-revid') !== last_good_revision ) {
				rev.hide();
				rev = rev.next();
				if (rev.length === 0) break; // end of page history in current view
			}
			console.log(idx, $(this).find('.mw-changeslist-date').text(), 'TW restore');

		} else {

			var reverted_user;

			// Twinkle rollback
			if (rgx = /^Reverted (?:good faith|\d+) edits? by (.*?) \(talk\)/.exec(editcomment)) {
				reverted_user = rgx[1];
				console.log(idx, $(this).find('.mw-changeslist-date').text(), 'Twinkle rollback');

			// STiki AGF/normal/vandalism revert
			// also matches old Twinle "identified as vandalism" rollbacks
			} else if (rgx = /^Reverted \d+ (?:good faith )?edits? by (.*?) (?:identified as (?:test\/)?vandalism )?using STiki/.exec(editcomment)) {
				reverted_user = rgx[1];
				console.log(idx, $(this).find('.mw-changeslist-date').text(), 'STiki rollback');

			// normal mediawiki rollback and Huggle rollback
			} else if (rgx = /^Reverted edits by (.*?) \(talk\)/.exec(editcomment)) {
				reverted_user = rgx[1];
				console.log(idx, $(this).find('.mw-changeslist-date').text(), 'mw/huggle rollback');

			// ClueBot
			} else if ( ['ClueBot NG', 'ClueBot'].includes($(this).find('.mw-userlink bdi').text()) ) {
				reverted_user = /^Reverting possible vandalism by (.*?) to version by/.exec(editcomment)[1];
				console.log(idx, $(this).find('.mw-changeslist-date').text(), 'cluebot rollback');

			// XLinkBot
			} else if ( $(this).find('.mw-userlink bdi').text() === 'XLinkBot' ) {
				reverted_user = /BOT--Reverting link additions\(s\) by (.*?) to/.exec(editcomment)[1];
				console.log(idx, $(this).find('.mw-changeslist-date').text(), 'xlinkbot rollback');
			}

			if (reverted_user) {

				// page history shows compressed IPv6 address (with multiple 0's replaced by ::)
				// though rollback edit summaries use the uncompressed form (though with leading 0's removed)
				if (mw.util.isIPv6Address(reverted_user)) {
					reverted_user = reverted_user.replace(/\b(?:0+:){2,}/, ':').toLowerCase();
				}
				$(this).hide();
				rev = $(this).next();
				while ( rev.find('.mw-userlink bdi').text() === reverted_user ) {
					rev.hide();
					rev = rev.next();
					if (rev.length === 0) break; // end of page history (in current view)
				}
			}

		}

	});
}