User:Mattflaschen/Compare_link.js References

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Documentation for this user script can be added at User:Mattflaschen/Compare link.

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/**

 * Convert the "Compare selected versions" button to a link

 * (Based on [[w:en:User:Superm401/Compare_link.js]])

 * @source: http://www.mediawiki.org/wiki/Snippets/Compare_link

 * @rev: 2

 * @see: [[bugzilla:16165]]

 * 

 * Copyright 2006-2013 Matthew Flaschen ([[User:Superm401]]), [[User:Helder.wiki]]

 *

 * In addition to the GFDL and CC-BY-SA:

 * 

 * This function (compare link) is free software; you can redistribute it and/or

 * modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; either version 2

 * of the License, or (at your option) any later version.

 * 

 * This function 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 General Public License for more details.

 * 

 * A copy of the GPL is available at https://www.gnu.org/licenses/gpl-2.0.txt .

 * 

 * By modifying [[Snippets/Compare_link]]:

 * You agree to dual-license your contributions under both the

 * GFDL (http://en.wikipedia.org/wiki/WP:GFDL) and version 2 of the GPL

 * (https://www.gnu.org/licenses/gpl-2.0.txt) or any later version

 * of the GPL published by the FSF.

 * 

 */

function fixCompare() {

	var	$histForm = $('#mw-history-compare'),

		$diffList = $('#pagehistory'),

		$buttons = $histForm.find('input.historysubmit'),

		buttonText, $compareLink;

		if ( $buttons.length === 0 ) {

			// Only one version, so do nothing

			return;

		}

                buttonText = $buttons

			.remove()

			.first().val();

		$compareLink = $('<a></a>', {

			'class': 'compare-link',

			'text': buttonText

		});

	$histForm

		.prepend($compareLink)

		.append($compareLink.clone());

	var updateCompare = function(){

		var	$radio = $histForm.find('input[type=radio]:checked'),

			genLink = mw.config.get('wgScript')

				+ '?title=' + mw.util.wikiUrlencode( mw.config.get( 'wgPageName' ) )

				+ '&diff=' + $radio.eq(0).val()

				+ '&oldid=' + $radio.eq(1).val();

		$('.compare-link').each(function() {

			$(this).attr('href', genLink);

		});

	};

	updateCompare();

	$diffList.change(updateCompare);

}



if ( mw.config.get('wgAction') === 'history' ) {

	mw.util.addCSS( '.compare-link { border-radius:5px; color:black; text-decoration:none; border-width:1px 2px 2px 1px; border-style:solid; border-color:#DDDDDD #BBBBBB #BBBBBB #DDDDDD; padding:0.2em 1em; background-color:#EEEEEE; white-space:nowrap; } .compare-link:active{ border-width:0.1em; margin:0.1em; }' );

	$(fixCompare);

}