MediaWiki:Gadget-EdytujWNondanych.js

var MAX_PAGES_IN_SMW_QUERY = 11,
	MAX_PAGES_IN_EXIST_QUERY = 50;

if (mw.config.get("wgUserGroups").indexOf("sysop") != -1 || mw.config.get("wgUserGroups").indexOf("bot") != -1)
{
	MAX_PAGES_IN_EXIST_QUERY = 500;
}

$(document).ready(function()
{
	if (mw.config.get("wgNamespaceNumber") == 108)
	{
		//przycisk "Edytuj w Nondanych"
		$("#ca-edit").before("<li id='ca-nondaneEdit'><span><a href='https://dane.nonsa.pl/wiki/" + encodeURI(mw.config.get("wgPageName")) + "?action=formedit'>Edytuj w Nondanych</a></span></li>");
		
		//button pokazujący, czy dana strona została już uzupełniona w Nondanych
		var title = mw.config.get("wgPageName").replace(/_/g, " ");
		var filledPageCode = "<a href='https://dane.nonsa.pl/wiki/" + encodeURI(mw.config.get("wgPageName")) + "?action=formedit'><img id='nondaneEditedButton' src='https://upload.wikimedia.org/wikipedia/commons/1/1e/Button_Icon_GreenForest.svg' width='20px' height='20px' style='padding: 0px 0px 3px 10px;' title='Ta strona została już uzupełniona w Nondanych' /></a>";
		var notFilledPageCode = "<a href='https://dane.nonsa.pl/wiki/" + encodeURI(mw.config.get("wgPageName")) + "?action=formedit'><img id='nondaneEditedButton' src='https://upload.wikimedia.org/wikipedia/commons/0/07/Button_Icon_Red.svg' width='20px' height='20px' style='padding: 0px 0px 3px 10px;' title='Ta strona nie została jeszcze uzupełniona w Nondanych' /></a>";
	
	    isSinglePageFilled(title)
		.done(function(filled)
		{
			if (filled)
			{
				$("#firstHeading").append(filledPageCode);
			}
			else
			{
				$("#firstHeading").append(notFilledPageCode);
			}
		});
		
		parsePageLinks();
	}
});

function isSinglePageFilled(title)
{
	var deferred = $.Deferred();
	mw.loader.using("mediawiki.ForeignApi", function()
	{
		var api = new mw.ForeignApi("https://dane.nonsa.pl/api.php");
		
		api.post(
		{
			action: 'ask',
			format: 'json',
			query: '[[Nie posiada typu strony Gry::true]] [[' + title + ']]'
		}).done(function(data)
		{
			var possiblyFilled = (typeof data.query.results[title] === "undefined");
			if (possiblyFilled)
			{
				api.post (
				{
					action: 'query',
					format: 'json',
					titles: title
				}).done(function(data)
				{
					if (typeof data.query.pages["-1"] === "undefined")
					{
						deferred.resolve(true);
					}
					else
					{
						deferred.resolve(false);
					}
				}).fail(function(error)
				{
					console.log(error);
				});
			}
			else
			{
				deferred.resolve(false);
			}
		}).fail(function(error)
		{
			console.log(error);
			deferred.resolve(false);
		});
	});
	return deferred.promise();
}

function getTitleFromExternalUrl(url)
{
	var match = url.match(/(?<=(?:title=)|(?:wiki\/))([^&\?])*/); //raz link zewnętrzny jest przez index.php?title, raz przez /wiki/...
	return match ? match[0] : null;
}

function parsePageLinks()
{
	var filledPageLinkCSS = {"text-shadow": "rgba(0, 255, 0, 3) 0em 0em 1em, rgba(0, 255, 0, 0.5) 0em 0em 1em"}; //celowo powtórzone, żeby cień był mocniejszy
	var notFilledPageLinkCSS = {"text-shadow": "rgba(255, 0, 0, 3) 0em 0em 1em, rgba(255, 0, 0, 0.5) 0em 0em 1em"};
	
	var links = $(".mw-parser-output a[href]");
	//dlaczego nie ma klasy dla linków występujących bezpośrednio w wikitekście, a nie dodawanych automatycznie (np. do edycji sekcji lub do obrazków)...?
	links = links.filter(function()
	{
		var $this = $(this);
		/*console.log($this.parent());
		console.log($this.parent().hasClass("mw-editsection"));*/
		return ($this.parent().hasClass("mw-editsection") == false && $this.hasClass("image") == false);
	});
	
	//console.dir(links);
		
	var allPages = [], SMWPageList = "";
	var mapDOMElementsToLinks = {};
	links.each(function()
	{
		//TODO: usuwanie duplikatów w SMWPageList
				
		var $this = $(this), title;
		if ($this.attr("title")) //linki wewnętrzne
		{
			title = $this.attr("title");
		}
		else //linki zewnętrzne
		{
			title = getTitleFromExternalUrl($this.attr("href"));
		}
		title = decodeURI(title);
		if (title == null || title.indexOf("Gra:") == -1)
		{
			return;
		}
		
		mapDOMElementsToLinks[title] = mapDOMElementsToLinks[title] || []; //początkowo zmienna będzie undefined, a przez to stanie się pustą tablicą, co pozwoli użyć metody push
		mapDOMElementsToLinks[title].push($this);
		allPages.push(title);
		SMWPageList += title + "||";
	});
	
	//console.dir(mapDOMElementsToLinks);
	SMWPageList = SMWPageList.substr(0, SMWPageList.length - 2); //pozbycie się dwóch ostatnich |
	var SMWQuery = "[[Nie posiada typu strony Gry::true]] [[" + SMWPageList + "]]";
	
	//console.log(SMWPageList);
	
	mw.loader.using("mediawiki.ForeignApi", function()
	{
		var api = new mw.ForeignApi("https://dane.nonsa.pl/api.php");
		
		SMWQueryFull(allPages)
		.done(function(pagesPossiblyFilled)
		{
			pagesMissingQueryFull(allPages)
			.done(function(pagesMissing)
			{
				$.each(mapDOMElementsToLinks, function(name, arrayOfDOMLinkObjects)
				{
					if (typeof pagesPossiblyFilled[name] === "undefined" &&
						typeof pagesMissing[name] === "undefined")
					{
						//console.log("Wypełniona strona " + name);
						$(arrayOfDOMLinkObjects).each(function(index, DOMLinkObject)
						{
							$(DOMLinkObject).css(filledPageLinkCSS).attr("title", ($(DOMLinkObject).attr("title") || name) + " (opisana w Nondanych)");
						});
					}
					else
					{
						//console.log("Niewypełniona strona " + name);
						$(arrayOfDOMLinkObjects).each(function(index, DOMLinkObject)
						{
							$(DOMLinkObject).css(notFilledPageLinkCSS).attr("title", ($(DOMLinkObject).attr("title") || name) + " (nieopisana w Nondanych)");
						});
					}
				});
			}).fail(function(error)
			{
				console.log(error);
			});
		}).fail(function(error)
		{
			console.log(error);
		});
	});
	
	//console.log(SMWPageList);
}

function SMWQueryPartial(allPages, startingIndex, pagesPossiblyFilled)
{
	var deferred = $.Deferred(),
		currentPages = allPages.slice(startingIndex, Math.min(allPages.length, startingIndex + MAX_PAGES_IN_SMW_QUERY)),
		SMWQuery = "[[Nie posiada typu strony Gry::true]] [[" + currentPages.join("||") + "]]";
		
	mw.loader.using("mediawiki.ForeignApi", function()
	{
		var api = new mw.ForeignApi("https://dane.nonsa.pl/api.php");
	
		api.post(
		{
			action: 'ask',
			format: 'json',
			query: SMWQuery
		}).done(function(data)
		{
			$.each(data.query.results, function(name, value)
			{
				pagesPossiblyFilled[name] = true;
			});
			deferred.resolve();
		}).fail(function(error)
		{
			console.log(error);
			deferred.reject();
		});
	});
	return deferred.promise();
}

function SMWQueryFull(allPages)
{
	var numPartialQueries = Math.ceil(allPages.length / MAX_PAGES_IN_SMW_QUERY),
		deferred = $.Deferred(),
		completed = 0,
		pagesPossiblyFilled = {}; //obiekt, żeby można było używać jako tablicy asocjacyjnej
	
	for (var index = 0, i = 0; i < numPartialQueries; ++i, index += MAX_PAGES_IN_SMW_QUERY)
	{
		SMWQueryPartial(allPages, index, pagesPossiblyFilled)
		.always(function()
		{
			++completed;
			if (completed == numPartialQueries)
			{
				deferred.resolve(pagesPossiblyFilled);
			}
		});
	}
		
	return deferred.promise();
}

function pagesMissingQueryPartial(allPages, startingIndex, pagesMissing)
{
	var deferred = $.Deferred(),
		currentPages = allPages.slice(startingIndex, Math.min(allPages.length, startingIndex + MAX_PAGES_IN_SMW_QUERY));
		
	mw.loader.using("mediawiki.ForeignApi", function()
	{
		var api = new mw.ForeignApi("https://dane.nonsa.pl/api.php");
	
		api.post(
		{
			action: "query",
			format: "json",
			formatversion: 2,
			titles: currentPages.join("|"),
		}).done(function(data)
		{
			data.query.pages.forEach(function(page)
			{
				if (page.missing == "true")
				{
					pagesMissing[page.title] = true;
				}
			});
			deferred.resolve();
		}).fail(function(error)
		{
			console.log(error);
			deferred.reject();
		});
	});
	return deferred.promise();
}

function pagesMissingQueryFull(allPages)
{
	var numPartialQueries = Math.ceil(allPages.length / MAX_PAGES_IN_EXIST_QUERY),
		deferred = $.Deferred(),
		completed = 0,
		pagesMissing = {};
	
	for (var index = 0, i = 0; i < numPartialQueries; ++i, index += MAX_PAGES_IN_EXIST_QUERY)
	{
		pagesMissingQueryPartial(allPages, index, pagesMissing)
		.always(function()
		{
			++completed;
			if (completed == numPartialQueries)
			{
				deferred.resolve(pagesMissing);
			}
		});
	}
		
	return deferred.promise();
}