Benutzer:Schnark/js/journal.js

//Dokumentation unter [[Benutzer:Schnark/js/journal]] <nowiki>

/*global mediaWiki*/
(function ($, mw) {
"use strict";
var config = {
	cookie: 'schnark-journal', //Name des Cookies/Storage-Key
	count: 5, //Anzahl der Einträge
	type: 'storage', //alternativ: cookie
	style: 'position: absolute; top: 2.5em; left: 14.75em; font-size: 0.75em;'
},

specialPages = {
	Allmessages: 'lang',
	Allpages: 'from',
	BlockList: 'wpTarget',
	Categories: 'from',
	Contributions: 'target',
	DeletedContributions: 'target',
	Emailuser: 'target',
	Export: 'pages',
	FileDuplicateSearch: 'filename',
	LinkSearch: 'target',
	Listfiles: 'user',
	Listusers: 'group',
	Log: 'type',
	MIMEsearch: 'mime',
	Movepage: 'target',
	PagesWithProp: 'propname',
	Prefixindex: 'prefix',
	RandomInCategory: 'category',
	Search: 'search',
	Undelete: 'target',
	Userrights: 'user',
	Whatlinkshere: 'target',
	Withoutinterwiki: 'prefix'
};

function getCookie () {
	return mw.loader.using('mediawiki.cookie').then(function () {
		var val = mw.cookie.get(config.cookie);
		if (val) {
			return val;
		} else {
			throw 'missing';
		}
	});
}

function setCookie (val) {
	return mw.loader.using('mediawiki.cookie').then(function () {
		mw.cookie.set(config.cookie, val);
	});
}

function getStorage () {
	return mw.loader.using('mediawiki.storage').then(function () {
		var val = mw.storage.get(config.cookie);
		if (val) {
			return val;
		} else {
			throw 'missing';
		}
	});
}

function setStorage (val) {
	return mw.loader.using('mediawiki.storage').then(function () {
		if (!mw.storage.set(config.cookie, val)) {
			throw 'error';
		}
	});
}

function getJournal () {
	var first = config.type === 'cookie' ? getCookie : getStorage,
		second = config.type === 'cookie' ? getStorage : getCookie;
	return first().then(null, function () {
		return second().then(null, function () {
			return 'Special:Search';
		});
	});
}

function setJournal (val) {
	var first = config.type === 'cookie' ? setCookie : setStorage,
		second = config.type === 'cookie' ? setStorage : setCookie;
	return first(val).then(null, function () {
		return second(val);
	});
}

function pageName () {
	var page = mw.config.get('wgPageName'), sub;
	if (mw.config.get('wgNamespaceNumber') === -1 && page.indexOf('/') === -1) {
		sub = specialPages[mw.config.get('wgCanonicalSpecialPageName')];
		sub = sub && mw.util.getParamValue(sub);
		if (sub) {
			page += '/' + sub;
		}
	}
	return page;
}

function update (titles) {
	var title = pageName(),
		index = titles.indexOf(title),
		html;
	if (index > -1) {
		titles.splice(index, 1);
	}
	html = titles.map(function (title) {
		return mw.html.element('a', {href: mw.util.getUrl(title)}, title.replace(/_/g, ' '));
	}).join(' · ');
	titles.push(title);
	while (titles.length > config.count) {
		titles.shift();
	}
	setJournal(titles.join('|'));
	return html;
}

function init () {
	getJournal().then(function (titles) {
		$('#p-personal').after(mw.html.element('div', {
			id: 'schnark-journal',
			style: config.style
		}, new mw.html.Raw(
			update(titles.split('|'))
		)));
	});
}

mw.hook('userjs.load-script.journal').fire(config);

$.when(mw.loader.using('mediawiki.util'), $.ready).then(init);

})(jQuery, mediaWiki);
//</nowiki>