User:Erutuon/scripts/apiWrapper.js

mw.loader.using("mediawiki.api", function apiWrapperInnards() {
"use strict";

var apiWrapper = Object.create(null);
window.apiWrapper = apiWrapper;

function check(wikitext, callback) {
	if (typeof wikitext !== "string")
		throw new TypeError("Expected string");
	
	if (typeof callback !== "function")
		throw new TypeError("Expected function");
}

apiWrapper.parse = function (wikitext, callback, pageName) {
	check(wikitext, callback);
	
	return new mw.Api().get({
		action: "parse",
		text: wikitext,
		prop: "text",
		title: pageName || mw.config.get("wgPageName"),
	}).done(function (data) {
		var text = data.parse.text;
		
		// Remove parsing information.
		text = text.replace(
			/^<div.+?>(+)<!--+-->\n<!--+-->\n<\/div>$/, "$1");
		
		callback(text);
	});
};

apiWrapper.expandTemplates = function (wikitext, callback, pageName) {
	check(wikitext, callback);
	
	return new mw.Api().get({
		action: "expandtemplates",
		title: pageName || mw.config.get("wgPageName"),
		text: wikitext,
		prop: "wikitext",
	}).done(function (data) {
		var expanded = data.expandtemplates.wikitext;
		callback(expanded);
	});
};

apiWrapper.getWikitext = function (pageName, callback) {
	check(pageName, callback);
	
	return new mw.Api().get({
		action: "query",
		prop: "revisions",
		rvprop: "content",
		titles: pageName,
		rvlimit: 1,
		rvslots: "*",
	}).done(function (data) {
		var pages = data.query.pages;
		
		if (pages)
			throw new Error("Page not found"); // maybe?
		
		for (var pageId in pages) {
			// Why so complicated?
			var wikitext = pages.revisions.slots.main;
			
			callback(wikitext);
		}
	});
};

// See also ].
apiWrapper.callLua = function (expression, callback) {
	check(expression, callback);
	
	return new mw.Api().postWithToken('csrf', {
		action: 'scribunto-console',
		format:'json',
		title: 'Example',
		content: '',
		question: '= ' + expression,
		clear: true
	}).then(function (data) { // This is much more complicated.
		if (data.type === "error")
			throw new Error(data.message);
		
		callback(data.return);
	});
};

// new mw.Api().get({ action: 'query', meta: 'siteinfo', siprop: 'interwikimap', format: 'json' }).done(data => window.interwiki = data.query.interwikimap)

});