User:PicTrans/common.js

/**
 *
 * Create redirects to a given page
 * First click on the toolbox link
 * highlights possible redirects
 * second click creates them
 *
 * It requires a h3 section which is exactly named "Synonyms" and 
 * then a ul/li structure and italic names of the redirects to create.
 *
 * Tested at [[Epipactis helleborine subsp. helleborine]]
 *
 * @author Rillke
 * @license GPL v.3
 **/ 
 
 (function ($, mw) {

	mw.util.addCSS(
		'.syn-x { background:#ddd; cursor:pointer; }' +
		'.syn-to-create { background:#ffb; outline:dotted 1px #999; }' +
		'.syn-to-create:before { content: \" to be created - \"; }' +
		'.syn-created { background:#bfb; }' +
		'.syn-create-err { background:#fbb; }');
	var p = mw.util.addPortletLink('p-tb', '#createRedirs', 'Create Redirects',
		't-syn-redir', 'Create redirects using AJAX in batch');

	if (!p) return;
	var $p = $(p),
		$syns = $(),
		$count = $('<span>'),
		$txt = $p.find('a');

	$txt = $txt.length ? $txt : $p;

	var __updateCount = function () {
		$count.text('(' + $syns.filter('.syn-to-create').length + ')');
	};

	var __create = function () {
		var mwa = new mw.Api();
		// At the time of writing this mw.Api.edit was broken 
		// (no callback because it did not return the promise object 
		// nor did it forward the callback functions properly)

		var _post = function () {
			if (!$syns.filter('.syn-to-create').length) return $txt.text("Done!");
			var $el = $syns.filter('.syn-to-create').eq(0),
				title = $el.text();

			__updateCount();
			mwa.post({
				action: 'edit',
				createonly: true,
				token: mw.user.tokens.get('csrfToken'),
				text: '#REDIRECT [[' + mw.config.get('wgPageName').replace(/_/g, ' ') + ']]',
				title: title,
				watchlist: 'nochange'
			}).done(function () {
				$el.removeClass('syn-to-create').addClass('syn-created');
				_post();
			}).fail(function () {
				$el.removeClass('syn-to-create').addClass('syn-create-err');
				_post();
			});
		};
		_post();
	};
	var __highlight = function () {
		var _textsWeHave = {};
		var _highlightLi = function (i, el) {
			var $el = $(el),
				$i = $el.find('i:first'),
				t = $i.text();

			if (t in _textsWeHave) return;
			_textsWeHave[t] = true;
			$syns = $syns.add($i.addClass('syn-to-create syn-x'));
		};

		$('h3').find('#Synonyms').parents('h3').nextUntil('h3,h2,hr').find('li').each(_highlightLi);

		$syns.click(function () {
			$(this).toggleClass('syn-to-create');
			__updateCount();
		});
		__updateCount();
		$txt.text("Create Redirs: ").append($count);
		$p.unbind('click').click(function (e) {
			e.preventDefault();
			$p.unbind('click').addClass('ui-state-disabled');
			$.createSpinner().prependTo($txt);
			__create($syns);
		});
	};

	$p.click(function (e) {
		e.preventDefault();
		$p.unbind('click');
		mw.loader.using(['jquery.spinner', 'mediawiki.util', 'mediawiki.api', 'mediawiki.user'], function () {
			__highlight();
		});
	});
}(jQuery, mediaWiki));